[INFO] updating cached repository https://github.com/fatoche/rustbridge-workshop
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 261b8b6099756ab9b59cdebc000eb0d6f72feb89
[INFO] testing fatoche/rustbridge-workshop against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffatoche%2Frustbridge-workshop" "work/builds/worker-1/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fatoche/rustbridge-workshop on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/fatoche/rustbridge-workshop
[INFO] finished tweaking git repo https://github.com/fatoche/rustbridge-workshop
[INFO] tweaked toml for git repo https://github.com/fatoche/rustbridge-workshop written to work/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/fatoche/rustbridge-workshop already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 2b817db1873ed30bb16676e450062f473ebd171700bccd44a30dc1fbd4317e75
[INFO] running `"docker" "start" "-a" "2b817db1873ed30bb16676e450062f473ebd171700bccd44a30dc1fbd4317e75"`
[INFO] [stderr]    Compiling libc v0.2.41
[INFO] [stderr]    Compiling motivations v1.1.2
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling bytes v0.4.8
[INFO] [stderr]    Compiling http v0.1.5
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling pick-one v1.0.1
[INFO] [stderr]    Compiling simple-server v0.3.0
[INFO] [stderr]    Compiling rustbridge-workshop v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `learning_main`
[INFO] [stderr]   --> src/main.rs:33:1
[INFO] [stderr]    |
[INFO] [stderr] 33 | fn learning_main() {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `add_fifty`
[INFO] [stderr]   --> src/main.rs:84:1
[INFO] [stderr]    |
[INFO] [stderr] 84 | fn add_fifty(n: i32) -> i32 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.63s
[INFO] running `"docker" "inspect" "2b817db1873ed30bb16676e450062f473ebd171700bccd44a30dc1fbd4317e75"`
[INFO] running `"docker" "rm" "-f" "2b817db1873ed30bb16676e450062f473ebd171700bccd44a30dc1fbd4317e75"`
[INFO] [stdout] 2b817db1873ed30bb16676e450062f473ebd171700bccd44a30dc1fbd4317e75
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] c09d48050f38011c185ed6db80de931af1cfe22e5b4f765fbb030f3bef0be28b
[INFO] running `"docker" "start" "-a" "c09d48050f38011c185ed6db80de931af1cfe22e5b4f765fbb030f3bef0be28b"`
[INFO] [stderr]    Compiling rustbridge-workshop v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `learning_main`
[INFO] [stderr]   --> src/main.rs:33:1
[INFO] [stderr]    |
[INFO] [stderr] 33 | fn learning_main() {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `"docker" "inspect" "c09d48050f38011c185ed6db80de931af1cfe22e5b4f765fbb030f3bef0be28b"`
[INFO] running `"docker" "rm" "-f" "c09d48050f38011c185ed6db80de931af1cfe22e5b4f765fbb030f3bef0be28b"`
[INFO] [stdout] c09d48050f38011c185ed6db80de931af1cfe22e5b4f765fbb030f3bef0be28b
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] 9e8d3e653e48818d28f7406bc986077b9590013daa519ce7c08d33622101f7c3
[INFO] running `"docker" "start" "-a" "9e8d3e653e48818d28f7406bc986077b9590013daa519ce7c08d33622101f7c3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rustbridge_workshop-ae17c322a73af8b1
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test stupid_test ... ignored
[INFO] [stdout] test test_add_fifty ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "9e8d3e653e48818d28f7406bc986077b9590013daa519ce7c08d33622101f7c3"`
[INFO] running `"docker" "rm" "-f" "9e8d3e653e48818d28f7406bc986077b9590013daa519ce7c08d33622101f7c3"`
[INFO] [stdout] 9e8d3e653e48818d28f7406bc986077b9590013daa519ce7c08d33622101f7c3