[INFO] cloning repository https://github.com/MartinYeung5/rust_week2_ex
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MartinYeung5/rust_week2_ex" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMartinYeung5%2Frust_week2_ex", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMartinYeung5%2Frust_week2_ex'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2f6d58416b34647e0debe49b9f2e6c109c15908c
[INFO] checking MartinYeung5/rust_week2_ex against try#3298c2ca5e390fd0d104357fdeec514a152a9561 for pr-136490
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMartinYeung5%2Frust_week2_ex" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MartinYeung5/rust_week2_ex on toolchain 3298c2ca5e390fd0d104357fdeec514a152a9561
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3298c2ca5e390fd0d104357fdeec514a152a9561" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MartinYeung5/rust_week2_ex
[INFO] finished tweaking git repo https://github.com/MartinYeung5/rust_week2_ex
[INFO] tweaked toml for git repo https://github.com/MartinYeung5/rust_week2_ex written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/MartinYeung5/rust_week2_ex already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3298c2ca5e390fd0d104357fdeec514a152a9561" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+3298c2ca5e390fd0d104357fdeec514a152a9561" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e823fb50aa431f8592077ea40fc60b691bd711698978678758276d9a04dd25a6
[INFO] running `Command { std: "docker" "start" "-a" "e823fb50aa431f8592077ea40fc60b691bd711698978678758276d9a04dd25a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e823fb50aa431f8592077ea40fc60b691bd711698978678758276d9a04dd25a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e823fb50aa431f8592077ea40fc60b691bd711698978678758276d9a04dd25a6", kill_on_drop: false }`
[INFO] [stdout] e823fb50aa431f8592077ea40fc60b691bd711698978678758276d9a04dd25a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+3298c2ca5e390fd0d104357fdeec514a152a9561" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 555424d7975df064b3df6eeaba1da1a77a4792cc8f505d04cbb9fd00e72032d1
[INFO] running `Command { std: "docker" "start" "-a" "555424d7975df064b3df6eeaba1da1a77a4792cc8f505d04cbb9fd00e72032d1", kill_on_drop: false }`
[INFO] [stderr]     Checking rust_week2_ex v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "555424d7975df064b3df6eeaba1da1a77a4792cc8f505d04cbb9fd00e72032d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "555424d7975df064b3df6eeaba1da1a77a4792cc8f505d04cbb9fd00e72032d1", kill_on_drop: false }`
[INFO] [stdout] 555424d7975df064b3df6eeaba1da1a77a4792cc8f505d04cbb9fd00e72032d1