[INFO] cloning repository https://github.com/newbornfrontender/rust-crash-course
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/newbornfrontender/rust-crash-course" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnewbornfrontender%2Frust-crash-course", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnewbornfrontender%2Frust-crash-course'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 741c54834f10d1e29ad2b643974d56661924d8a1
[INFO] testing newbornfrontender/rust-crash-course against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnewbornfrontender%2Frust-crash-course" "/workspace/builds/worker-106/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-106/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/newbornfrontender/rust-crash-course on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/newbornfrontender/rust-crash-course
[INFO] finished tweaking git repo https://github.com/newbornfrontender/rust-crash-course
[INFO] tweaked toml for git repo https://github.com/newbornfrontender/rust-crash-course written to /workspace/builds/worker-106/source/Cargo.toml
[INFO] crate git repo https://github.com/newbornfrontender/rust-crash-course already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d4eb2f6f0be1fbe87524d9b094eadbba4181c847d77b90233dce8cd84827991b
[INFO] running `Command { std: "docker" "start" "-a" "d4eb2f6f0be1fbe87524d9b094eadbba4181c847d77b90233dce8cd84827991b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4eb2f6f0be1fbe87524d9b094eadbba4181c847d77b90233dce8cd84827991b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4eb2f6f0be1fbe87524d9b094eadbba4181c847d77b90233dce8cd84827991b", kill_on_drop: false }`
[INFO] [stdout] d4eb2f6f0be1fbe87524d9b094eadbba4181c847d77b90233dce8cd84827991b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29a07b7f5569d21d32a61c90fe5ed16f3d36137b335b8c63bddb16048bfeda0a
[INFO] running `Command { std: "docker" "start" "-a" "29a07b7f5569d21d32a61c90fe5ed16f3d36137b335b8c63bddb16048bfeda0a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-crash-course v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.46s
[INFO] running `Command { std: "docker" "inspect" "29a07b7f5569d21d32a61c90fe5ed16f3d36137b335b8c63bddb16048bfeda0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29a07b7f5569d21d32a61c90fe5ed16f3d36137b335b8c63bddb16048bfeda0a", kill_on_drop: false }`
[INFO] [stdout] 29a07b7f5569d21d32a61c90fe5ed16f3d36137b335b8c63bddb16048bfeda0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e73a95c87962d1b53160593499bb76c4f8e3b275304533f1f3b88b95345bc5b
[INFO] running `Command { std: "docker" "start" "-a" "8e73a95c87962d1b53160593499bb76c4f8e3b275304533f1f3b88b95345bc5b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-crash-course v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "8e73a95c87962d1b53160593499bb76c4f8e3b275304533f1f3b88b95345bc5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e73a95c87962d1b53160593499bb76c4f8e3b275304533f1f3b88b95345bc5b", kill_on_drop: false }`
[INFO] [stdout] 8e73a95c87962d1b53160593499bb76c4f8e3b275304533f1f3b88b95345bc5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c23e3ae52e90cc66ba2fb4f3d28213ad434a26f0ab968e977c1c1ac86c012a4f
[INFO] running `Command { std: "docker" "start" "-a" "c23e3ae52e90cc66ba2fb4f3d28213ad434a26f0ab968e977c1c1ac86c012a4f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_crash_course-46b145734007e403)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c23e3ae52e90cc66ba2fb4f3d28213ad434a26f0ab968e977c1c1ac86c012a4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c23e3ae52e90cc66ba2fb4f3d28213ad434a26f0ab968e977c1c1ac86c012a4f", kill_on_drop: false }`
[INFO] [stdout] c23e3ae52e90cc66ba2fb4f3d28213ad434a26f0ab968e977c1c1ac86c012a4f