[INFO] fetching crate pretty_env_logger 0.4.0...
[INFO] checking pretty_env_logger-0.4.0 against master#6526e5c772f2da07db745c94ca6bb0a591a39ba4 for pr-80920
[INFO] extracting crate pretty_env_logger 0.4.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate pretty_env_logger 0.4.0 on toolchain 6526e5c772f2da07db745c94ca6bb0a591a39ba4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pretty_env_logger 0.4.0
[INFO] finished tweaking crates.io crate pretty_env_logger 0.4.0
[INFO] tweaked toml for crates.io crate pretty_env_logger 0.4.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate pretty_env_logger 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7d8b60609a948d77b2a6d2be43656c48ab0b4526fd25e2beab9f4046a7dc9ccb
[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" "7d8b60609a948d77b2a6d2be43656c48ab0b4526fd25e2beab9f4046a7dc9ccb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d8b60609a948d77b2a6d2be43656c48ab0b4526fd25e2beab9f4046a7dc9ccb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d8b60609a948d77b2a6d2be43656c48ab0b4526fd25e2beab9f4046a7dc9ccb", kill_on_drop: false }`
[INFO] [stdout] 7d8b60609a948d77b2a6d2be43656c48ab0b4526fd25e2beab9f4046a7dc9ccb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8c5a25d0f3683433090a9cd2bdd057e48bf1e9dfb68841e6bd663f7672700e1
[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" "c8c5a25d0f3683433090a9cd2bdd057e48bf1e9dfb68841e6bd663f7672700e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]     Checking regex-syntax v0.6.13
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking aho-corasick v0.7.7
[INFO] [stderr]     Checking regex v1.3.3
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking pretty_env_logger v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.93s
[INFO] running `Command { std: "docker" "inspect" "c8c5a25d0f3683433090a9cd2bdd057e48bf1e9dfb68841e6bd663f7672700e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8c5a25d0f3683433090a9cd2bdd057e48bf1e9dfb68841e6bd663f7672700e1", kill_on_drop: false }`
[INFO] [stdout] c8c5a25d0f3683433090a9cd2bdd057e48bf1e9dfb68841e6bd663f7672700e1