[INFO] fetching crate k12sum 0.1.5...
[INFO] checking k12sum-0.1.5 against master#5ad98b4026d5172f27615b105658bc8bfd677be8 for pr-129422
[INFO] extracting crate k12sum 0.1.5 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate k12sum 0.1.5 on toolchain 5ad98b4026d5172f27615b105658bc8bfd677be8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5ad98b4026d5172f27615b105658bc8bfd677be8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate k12sum 0.1.5
[INFO] finished tweaking crates.io crate k12sum 0.1.5
[INFO] tweaked toml for crates.io crate k12sum 0.1.5 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate k12sum 0.1.5 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" "+5ad98b4026d5172f27615b105658bc8bfd677be8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wild v2.1.0
[INFO] [stderr]   Downloaded once_cell v1.15.0
[INFO] [stderr]   Downloaded os_pipe v0.9.2
[INFO] [stderr]   Downloaded shared_child v0.3.5
[INFO] [stderr]   Downloaded duct v0.13.5
[INFO] [stderr]   Downloaded kangarootwelve_xkcp v0.1.5
[INFO] [stderr]   Downloaded libc v0.2.135
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+5ad98b4026d5172f27615b105658bc8bfd677be8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb94f74cd1e9c3629cb7bc8526947a97371dd3ad9878413ba1e817eab6e4d8fa
[INFO] running `Command { std: "docker" "start" "-a" "eb94f74cd1e9c3629cb7bc8526947a97371dd3ad9878413ba1e817eab6e4d8fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb94f74cd1e9c3629cb7bc8526947a97371dd3ad9878413ba1e817eab6e4d8fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb94f74cd1e9c3629cb7bc8526947a97371dd3ad9878413ba1e817eab6e4d8fa", kill_on_drop: false }`
[INFO] [stdout] eb94f74cd1e9c3629cb7bc8526947a97371dd3ad9878413ba1e817eab6e4d8fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+5ad98b4026d5172f27615b105658bc8bfd677be8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d5f4587ffd8a7b54b583a3a7964548c85f41fd979749a932dde7ae713c2e65bf
[INFO] running `Command { std: "docker" "start" "-a" "d5f4587ffd8a7b54b583a3a7964548c85f41fd979749a932dde7ae713c2e65bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.135
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]    Compiling anyhow v1.0.66
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking wild v2.1.0
[INFO] [stderr]     Checking once_cell v1.15.0
[INFO] [stderr]     Checking fastrand v1.8.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling kangarootwelve_xkcp v0.1.5
[INFO] [stderr]     Checking os_pipe v0.9.2
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking shared_child v0.3.5
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking duct v0.13.5
[INFO] [stderr]     Checking k12sum v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.98s
[INFO] running `Command { std: "docker" "inspect" "d5f4587ffd8a7b54b583a3a7964548c85f41fd979749a932dde7ae713c2e65bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5f4587ffd8a7b54b583a3a7964548c85f41fd979749a932dde7ae713c2e65bf", kill_on_drop: false }`
[INFO] [stdout] d5f4587ffd8a7b54b583a3a7964548c85f41fd979749a932dde7ae713c2e65bf