[INFO] fetching crate kctf-pow 2.1.0...
[INFO] checking kctf-pow-2.1.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate kctf-pow 2.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate kctf-pow 2.1.0
[INFO] finished tweaking crates.io crate kctf-pow 2.1.0
[INFO] tweaked toml for crates.io crate kctf-pow 2.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate kctf-pow 2.1.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate kctf-pow 2.1.0 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rug v1.27.0
[INFO] [stderr]   Downloaded gmp-mpfr-sys v1.6.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1ce197b776c1028a450107919b9f6572510b531476b15bcb2930e8492d5c200b
[INFO] running `Command { std: "docker" "start" "-a" "1ce197b776c1028a450107919b9f6572510b531476b15bcb2930e8492d5c200b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ce197b776c1028a450107919b9f6572510b531476b15bcb2930e8492d5c200b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ce197b776c1028a450107919b9f6572510b531476b15bcb2930e8492d5c200b", kill_on_drop: false }`
[INFO] [stdout] 1ce197b776c1028a450107919b9f6572510b531476b15bcb2930e8492d5c200b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18db7622d7f3d0a6148a0d34fe4b746e941025d48661f31cfc68019e93e4557e
[INFO] running `Command { std: "docker" "start" "-a" "18db7622d7f3d0a6148a0d34fe4b746e941025d48661f31cfc68019e93e4557e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling zerocopy v0.8.25
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.6.5
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling rug v1.27.0
[INFO] [stderr]     Checking base64 v0.22.1
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand v0.9.1
[INFO] [stderr]     Checking kctf-pow v2.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 39s
[INFO] running `Command { std: "docker" "inspect" "18db7622d7f3d0a6148a0d34fe4b746e941025d48661f31cfc68019e93e4557e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18db7622d7f3d0a6148a0d34fe4b746e941025d48661f31cfc68019e93e4557e", kill_on_drop: false }`
[INFO] [stdout] 18db7622d7f3d0a6148a0d34fe4b746e941025d48661f31cfc68019e93e4557e