diff --git a/app/crawler/gitlab.sh b/app/crawler/gitlab.sh
index d125ec3..b193114 100644
--- a/app/crawler/gitlab.sh
+++ b/app/crawler/gitlab.sh
@@ -74,7 +74,6 @@ gitlab() (
          done
          i=$((i+1))
       done
-      echo "$project" | base64
       for b64_file in "${b64_files[@]}"; do
          echo "$b64_file"
       done
diff --git a/app/crawler/gitlab_test.sh b/app/crawler/gitlab_test.sh
index 5d10c9c..2c9eeb9 100644
--- a/app/crawler/gitlab_test.sh
+++ b/app/crawler/gitlab_test.sh
@@ -20,9 +20,9 @@ test___expand() {
             ;;
          esac
       }
-      __expand project dir | grep -q ^$(echo project | base64)$
-      __expand project dir | grep -q ^$(echo dir/blob | base64)$
-      __expand project dir | grep -q ^$(echo dir/dir2/blob2 | base64)$
+      ! __expand project dir | grep -q ^$(echo project | base64)$ || return 1
+      __expand project dir | grep -q ^$(echo dir/blob | base64)$ || return 2
+      __expand project dir | grep -q ^$(echo dir/dir2/blob2 | base64)$ || return 3
 EOF
 )"
 }
diff --git a/app/crawler/main.sh b/app/crawler/main.sh
index 725527a..912ad92 100644
--- a/app/crawler/main.sh
+++ b/app/crawler/main.sh
@@ -4,6 +4,8 @@ main() {
    config
    for id in $(ids); do
       crawl "$id"
+   done
+   for id in $(ids); do
       rewrite "$id"
    done
 }
@@ -12,6 +14,7 @@ config() {
    set -o pipefail
    set -e
    export CACHE="${CACHE:-"$(mktemp -d)"}"
+   mkdir -p "$CACHE"
    export CACHE_DURATION=$((60*5))
    export NOTEA_ADDR="${NOTEA_ADDR:-"http://localhost:3000"}"
    export GITLAB_PAT="$GITLAB_PAT"
@@ -37,10 +40,12 @@ crawl() {
 }
 
 _crawl() {
+   log crawling $*
    local id="$1"
    local json="$(notea get "$id")"
    local content="$(echo "$json" | jq -r .content)"
    if ! is_crawlable "$content"; then
+      log $content is not crawlable
       return 0
    fi
    local crawlable_source="$(extract_crawlable_source "$content")"
@@ -65,10 +70,10 @@ crawl_with() {
    local content="$(echo "$json" | jq -r .content)"
    local crawlable_source="$(extract_crawlable_source "$content")"
 
-   local expanded=("$($backend expand "$crawlable_source")")
+   local expanded=($($backend expand "$crawlable_source"))
    local context="$expanded"
    for i in $(seq 1 "${#expanded[@]}"); do
-      log expand $context, ${expanded[i]}
+      log expand $(echo $context | base64 --decode), $(echo ${expanded[i]} | base64 --decode)
    done
 
    log not impl crawl with
diff --git a/app/crawler/notea.sh b/app/crawler/notea.sh
index 33c77e6..e034524 100644
--- a/app/crawler/notea.sh
+++ b/app/crawler/notea.sh
@@ -7,7 +7,9 @@ notea() (
 
    ids() {
       ncurl $NOTEA_ADDR/api/tree \
-         | jq -r '.items | to_entries[].value.id' \
+         | jq '.items | to_entries[].value.id' \
+         | grep -v '^null$' \
+         | jq -r . \
          | grep -v '^root$'
    }
 
diff --git a/app/crawler/notea_test.sh b/app/crawler/notea_test.sh
index 1a3148e..f119886 100644
--- a/app/crawler/notea_test.sh
+++ b/app/crawler/notea_test.sh
@@ -18,8 +18,8 @@ test_ids() {
             }
          }'
       }
-      ids | wc -l | grep -q 1
-      ids | grep -q def
+      ids | wc -l | grep -q 1 || return 101
+      ids | grep -q def || return 102
 EOF
 )"
 }
@@ -30,10 +30,10 @@ test_get() {
          echo "$*" | grep -q \/api\/notes\/abc
          echo 'asdf'
       }
-      ! cache get "notea cache abc" | grep -q asdf
-      get abc | wc -l | grep -q 1
-      get abc | grep -q asdf
-      cache get "notea cache abc" | grep -q asdf
+      ! cache get "notea cache abc" | grep -q asdf || return 101
+      get abc | wc -l | grep -q 1 || return 102
+      get abc | grep -q asdf || return 103
+      cache get "notea cache abc" | grep -q asdf || return 104
 EOF
 )"
 }
diff --git a/app/crawler/test.sh b/app/crawler/test.sh
index a02a92c..62e44dd 100644
--- a/app/crawler/test.sh
+++ b/app/crawler/test.sh
@@ -18,8 +18,10 @@ one_main() (
    local f="$1"
    local ret=0
    for t in $(grep ^test_ "$f" | sed 's/(.*//'); do
-      if ! one_test "$f" "$t"; then
-         echo failed $f:$t >&2
+      one_test "$f" "$t"
+      local test_ret=$?
+      if [ $test_ret != 0 ]; then
+         echo failed $f:$t: $test_ret >&2
          ret=$((ret+1))
       fi
    done
@@ -37,6 +39,8 @@ one_test() (
 
 each() {
    export CACHE=$(mktemp -d)
+   export GITLAB_PAT=gibberish
+   export NOTEA_ADDR=http://127.0.0.1:61111
    source ./cache.sh
    set -e
    set -o pipefail