[INFO] cloning repository https://github.com/bkomorniczak/RUSTY-disco
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bkomorniczak/RUSTY-disco" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbkomorniczak%2FRUSTY-disco", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbkomorniczak%2FRUSTY-disco'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4df52bb974a408dff9775f77aaa90f947e874626
[INFO] checking bkomorniczak/RUSTY-disco/4df52bb974a408dff9775f77aaa90f947e874626 against master#ff1737bb00913444173658b4e0b274fd79aabf66 for pr-132712-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbkomorniczak%2FRUSTY-disco" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bkomorniczak/RUSTY-disco on toolchain ff1737bb00913444173658b4e0b274fd79aabf66
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bkomorniczak/RUSTY-disco
[INFO] finished tweaking git repo https://github.com/bkomorniczak/RUSTY-disco
[INFO] tweaked toml for git repo https://github.com/bkomorniczak/RUSTY-disco written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/bkomorniczak/RUSTY-disco 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" "+ff1737bb00913444173658b4e0b274fd79aabf66" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_chacha v0.9.0-alpha.0
[INFO] [stderr]   Downloaded rand_core v0.9.0-alpha.0
[INFO] [stderr]   Downloaded zerocopy-derive v0.8.0-alpha.5
[INFO] [stderr]   Downloaded zerocopy v0.8.0-alpha.5
[INFO] [stderr]   Downloaded rand v0.9.0-alpha.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1e7a1af99f7d22b96252b5b39ee5643011bfdbc6a09480b1094e14b0575020a1
[INFO] running `Command { std: "docker" "start" "-a" "1e7a1af99f7d22b96252b5b39ee5643011bfdbc6a09480b1094e14b0575020a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e7a1af99f7d22b96252b5b39ee5643011bfdbc6a09480b1094e14b0575020a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e7a1af99f7d22b96252b5b39ee5643011bfdbc6a09480b1094e14b0575020a1", kill_on_drop: false }`
[INFO] [stdout] 1e7a1af99f7d22b96252b5b39ee5643011bfdbc6a09480b1094e14b0575020a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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" "+ff1737bb00913444173658b4e0b274fd79aabf66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94a95ad47679c418d1560e3bc4fa28f3f986ced19f131150f4558b7204f13f8f
[INFO] running `Command { std: "docker" "start" "-a" "94a95ad47679c418d1560e3bc4fa28f3f986ced19f131150f4558b7204f13f8f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling zerocopy v0.8.0-alpha.5
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking os_str_bytes v6.6.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking textwrap v0.16.1
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]     Checking rand_core v0.9.0-alpha.0
[INFO] [stderr]     Checking rand_chacha v0.9.0-alpha.0
[INFO] [stderr]     Checking rand v0.9.0-alpha.0
[INFO] [stderr]     Checking lab1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.85s
[INFO] running `Command { std: "docker" "inspect" "94a95ad47679c418d1560e3bc4fa28f3f986ced19f131150f4558b7204f13f8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94a95ad47679c418d1560e3bc4fa28f3f986ced19f131150f4558b7204f13f8f", kill_on_drop: false }`
[INFO] [stdout] 94a95ad47679c418d1560e3bc4fa28f3f986ced19f131150f4558b7204f13f8f