[INFO] cloning repository https://github.com/mehcode/busybox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mehcode/busybox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmehcode%2Fbusybox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmehcode%2Fbusybox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4d51af6f5a82145f8de4df6ee1c3cac00a4808fa
[INFO] checking mehcode/busybox against try#7d2afcda7a9c043d5175cbca3ab08f0acf02b13a for pr-140824
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmehcode%2Fbusybox" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mehcode/busybox on toolchain 7d2afcda7a9c043d5175cbca3ab08f0acf02b13a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7d2afcda7a9c043d5175cbca3ab08f0acf02b13a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mehcode/busybox
[INFO] finished tweaking git repo https://github.com/mehcode/busybox
[INFO] tweaked toml for git repo https://github.com/mehcode/busybox written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/mehcode/busybox 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" "+7d2afcda7a9c043d5175cbca3ab08f0acf02b13a" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+7d2afcda7a9c043d5175cbca3ab08f0acf02b13a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1e6ebbce710626f955a531179d650eb8d49b961b6051cec77be841c6232d7d36
[INFO] running `Command { std: "docker" "start" "-a" "1e6ebbce710626f955a531179d650eb8d49b961b6051cec77be841c6232d7d36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e6ebbce710626f955a531179d650eb8d49b961b6051cec77be841c6232d7d36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e6ebbce710626f955a531179d650eb8d49b961b6051cec77be841c6232d7d36", kill_on_drop: false }`
[INFO] [stdout] 1e6ebbce710626f955a531179d650eb8d49b961b6051cec77be841c6232d7d36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+7d2afcda7a9c043d5175cbca3ab08f0acf02b13a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ddb9b3e444dae760fe9b9e5ffdf706e12e8bc57b1ac24ef40100629fb509cdc
[INFO] running `Command { std: "docker" "start" "-a" "8ddb9b3e444dae760fe9b9e5ffdf706e12e8bc57b1ac24ef40100629fb509cdc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]     Checking yes v0.0.0 (/opt/rustwide/workdir/yes)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "8ddb9b3e444dae760fe9b9e5ffdf706e12e8bc57b1ac24ef40100629fb509cdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ddb9b3e444dae760fe9b9e5ffdf706e12e8bc57b1ac24ef40100629fb509cdc", kill_on_drop: false }`
[INFO] [stdout] 8ddb9b3e444dae760fe9b9e5ffdf706e12e8bc57b1ac24ef40100629fb509cdc