[INFO] cloning repository https://github.com/mudlord/rust_kgtut
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mudlord/rust_kgtut" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmudlord%2Frust_kgtut", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmudlord%2Frust_kgtut'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7e8c39fd83023a5950920e85627d23552a1e2175
[INFO] checking mudlord/rust_kgtut against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmudlord%2Frust_kgtut" "/workspace/builds/worker-74/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-74/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mudlord/rust_kgtut on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mudlord/rust_kgtut
[INFO] finished tweaking git repo https://github.com/mudlord/rust_kgtut
[INFO] tweaked toml for git repo https://github.com/mudlord/rust_kgtut written to /workspace/builds/worker-74/source/Cargo.toml
[INFO] crate git repo https://github.com/mudlord/rust_kgtut already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 105353a7d263ef5578272b450ca054d1c98abb558ec5c9ef6b99d03e7dc452ff
[INFO] running `Command { std: "docker" "start" "-a" "105353a7d263ef5578272b450ca054d1c98abb558ec5c9ef6b99d03e7dc452ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "105353a7d263ef5578272b450ca054d1c98abb558ec5c9ef6b99d03e7dc452ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "105353a7d263ef5578272b450ca054d1c98abb558ec5c9ef6b99d03e7dc452ff", kill_on_drop: false }`
[INFO] [stdout] 105353a7d263ef5578272b450ca054d1c98abb558ec5c9ef6b99d03e7dc452ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 367ecc5cef0b9d64b2a9b62ee5e1a20427adc7638736adb98d0bb361eb568282
[INFO] running `Command { std: "docker" "start" "-a" "367ecc5cef0b9d64b2a9b62ee5e1a20427adc7638736adb98d0bb361eb568282", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking rust_kgtut v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.21s
[INFO] running `Command { std: "docker" "inspect" "367ecc5cef0b9d64b2a9b62ee5e1a20427adc7638736adb98d0bb361eb568282", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "367ecc5cef0b9d64b2a9b62ee5e1a20427adc7638736adb98d0bb361eb568282", kill_on_drop: false }`
[INFO] [stdout] 367ecc5cef0b9d64b2a9b62ee5e1a20427adc7638736adb98d0bb361eb568282