[INFO] fetching crate slog_unwraps 0.1.5...
[INFO] checking slog_unwraps-0.1.5 against master#4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 for pr-83744
[INFO] extracting crate slog_unwraps 0.1.5 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate slog_unwraps 0.1.5 on toolchain 4fa76a4a7742bb9c1febe33019f5a9e7e4839a65
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate slog_unwraps 0.1.5
[INFO] finished tweaking crates.io crate slog_unwraps 0.1.5
[INFO] tweaked toml for crates.io crate slog_unwraps 0.1.5 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c5c75ea98e261682146b5abe98828391d8c91b544b58572faa30dfdbf2cb6e7c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c5c75ea98e261682146b5abe98828391d8c91b544b58572faa30dfdbf2cb6e7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5c75ea98e261682146b5abe98828391d8c91b544b58572faa30dfdbf2cb6e7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5c75ea98e261682146b5abe98828391d8c91b544b58572faa30dfdbf2cb6e7c", kill_on_drop: false }`
[INFO] [stdout] c5c75ea98e261682146b5abe98828391d8c91b544b58572faa30dfdbf2cb6e7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5e7172ad70762a44a3c79cd40eddf1d4f2be18c7808d8fbf627fcb30bc86072f
[INFO] running `Command { std: "docker" "start" "-a" "5e7172ad70762a44a3c79cd40eddf1d4f2be18c7808d8fbf627fcb30bc86072f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking pretty_assertions v0.6.1
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking backtrace v0.3.56
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking term v0.7.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking slog_unwraps v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking slog-term v2.8.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.66s
[INFO] running `Command { std: "docker" "inspect" "5e7172ad70762a44a3c79cd40eddf1d4f2be18c7808d8fbf627fcb30bc86072f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e7172ad70762a44a3c79cd40eddf1d4f2be18c7808d8fbf627fcb30bc86072f", kill_on_drop: false }`
[INFO] [stdout] 5e7172ad70762a44a3c79cd40eddf1d4f2be18c7808d8fbf627fcb30bc86072f