[INFO] cloning repository https://github.com/ganderzz/monkeylang-walkthrough
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ganderzz/monkeylang-walkthrough" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fganderzz%2Fmonkeylang-walkthrough", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fganderzz%2Fmonkeylang-walkthrough'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4cf7b145c5fc568ff2241a782ae4621b01019794
[INFO] checking ganderzz/monkeylang-walkthrough/4cf7b145c5fc568ff2241a782ae4621b01019794 against try#52ae2445414b2a196b318d85c2819995c6e5f1aa for pr-133397
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fganderzz%2Fmonkeylang-walkthrough" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ganderzz/monkeylang-walkthrough on toolchain 52ae2445414b2a196b318d85c2819995c6e5f1aa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+52ae2445414b2a196b318d85c2819995c6e5f1aa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ganderzz/monkeylang-walkthrough
[INFO] finished tweaking git repo https://github.com/ganderzz/monkeylang-walkthrough
[INFO] tweaked toml for git repo https://github.com/ganderzz/monkeylang-walkthrough written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/ganderzz/monkeylang-walkthrough 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" "+52ae2445414b2a196b318d85c2819995c6e5f1aa" "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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+52ae2445414b2a196b318d85c2819995c6e5f1aa" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2af1d2bd75d0d1d05b1b0f0a8f832697b3b79b8714a7c2f8970acff91bd4eed9
[INFO] running `Command { std: "docker" "start" "-a" "2af1d2bd75d0d1d05b1b0f0a8f832697b3b79b8714a7c2f8970acff91bd4eed9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2af1d2bd75d0d1d05b1b0f0a8f832697b3b79b8714a7c2f8970acff91bd4eed9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2af1d2bd75d0d1d05b1b0f0a8f832697b3b79b8714a7c2f8970acff91bd4eed9", kill_on_drop: false }`
[INFO] [stdout] 2af1d2bd75d0d1d05b1b0f0a8f832697b3b79b8714a7c2f8970acff91bd4eed9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+52ae2445414b2a196b318d85c2819995c6e5f1aa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6bb50b9a7b07791863a4190520e19b541f2718962f87ea2867aa47264f83037f
[INFO] running `Command { std: "docker" "start" "-a" "6bb50b9a7b07791863a4190520e19b541f2718962f87ea2867aa47264f83037f", kill_on_drop: false }`
[INFO] [stderr]     Checking monkey v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] running `Command { std: "docker" "inspect" "6bb50b9a7b07791863a4190520e19b541f2718962f87ea2867aa47264f83037f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bb50b9a7b07791863a4190520e19b541f2718962f87ea2867aa47264f83037f", kill_on_drop: false }`
[INFO] [stdout] 6bb50b9a7b07791863a4190520e19b541f2718962f87ea2867aa47264f83037f