[INFO] fetching crate slowlock 0.2.0...
[INFO] checking slowlock-0.2.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate slowlock 0.2.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate slowlock 0.2.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate slowlock 0.2.0
[INFO] finished tweaking crates.io crate slowlock 0.2.0
[INFO] tweaked toml for crates.io crate slowlock 0.2.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate slowlock 0.2.0 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded memoffset v0.6.3
[INFO] [stderr]   Downloaded hex-literal v0.3.1
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.4
[INFO] [stderr]   Downloaded cpufeatures v0.1.1
[INFO] [stderr]   Downloaded polyval v0.5.0
[INFO] [stderr]   Downloaded ghash v0.4.1
[INFO] [stderr]   Downloaded ctr v0.7.0
[INFO] [stderr]   Downloaded aead v0.4.1
[INFO] [stderr]   Downloaded aes v0.7.0
[INFO] [stderr]   Downloaded aes-gcm v0.9.1
[INFO] [stderr]   Downloaded sysinfo v0.17.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e7d69f2b00f5e148fc0a3cffb297bc20ef71c7766a29faa6908f01496fa8230
[INFO] running `Command { std: "docker" "start" "-a" "0e7d69f2b00f5e148fc0a3cffb297bc20ef71c7766a29faa6908f01496fa8230", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e7d69f2b00f5e148fc0a3cffb297bc20ef71c7766a29faa6908f01496fa8230", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e7d69f2b00f5e148fc0a3cffb297bc20ef71c7766a29faa6908f01496fa8230", kill_on_drop: false }`
[INFO] [stdout] 0e7d69f2b00f5e148fc0a3cffb297bc20ef71c7766a29faa6908f01496fa8230
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d67c99c86e75b13519a85f3a1c0908c2454c99af3e48ba509810cb846074e550
[INFO] running `Command { std: "docker" "start" "-a" "d67c99c86e75b13519a85f3a1c0908c2454c99af3e48ba509810cb846074e550", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.4
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]     Checking cpufeatures v0.1.1
[INFO] [stderr]     Checking subtle v2.4.0
[INFO] [stderr]    Compiling sysinfo v0.17.3
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking zeroize v1.3.0
[INFO] [stderr]    Compiling hex-literal v0.3.1
[INFO] [stderr]     Checking secrecy v0.7.0
[INFO] [stderr]     Checking blake2b_simd v0.5.11
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking crossbeam-epoch v0.9.4
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking rust-argon2 v0.8.3
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking generic-array v0.14.4
[INFO] [stderr]     Checking universal-hash v0.4.0
[INFO] [stderr]     Checking cipher v0.3.0
[INFO] [stderr]     Checking aead v0.4.1
[INFO] [stderr]     Checking polyval v0.5.0
[INFO] [stderr]     Checking aes v0.7.0
[INFO] [stderr]     Checking ctr v0.7.0
[INFO] [stderr]     Checking ghash v0.4.1
[INFO] [stderr]     Checking simple_logger v1.11.0
[INFO] [stderr]     Checking aes-gcm v0.9.1
[INFO] [stderr]     Checking slowlock v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.21s
[INFO] running `Command { std: "docker" "inspect" "d67c99c86e75b13519a85f3a1c0908c2454c99af3e48ba509810cb846074e550", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d67c99c86e75b13519a85f3a1c0908c2454c99af3e48ba509810cb846074e550", kill_on_drop: false }`
[INFO] [stdout] d67c99c86e75b13519a85f3a1c0908c2454c99af3e48ba509810cb846074e550