[INFO] fetching crate trace 0.1.6...
[INFO] checking trace-0.1.6 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate trace 0.1.6 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate trace 0.1.6 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3/source/.cargo/config.toml
[INFO] started tweaking crates.io crate trace 0.1.6
[INFO] finished tweaking crates.io crate trace 0.1.6
[INFO] tweaked toml for crates.io crate trace 0.1.6 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate trace 0.1.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9150dfa24f7f95548da44cf02d0a1114acec6ba76458c8603f1ce71f4be532eb
[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" "9150dfa24f7f95548da44cf02d0a1114acec6ba76458c8603f1ce71f4be532eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9150dfa24f7f95548da44cf02d0a1114acec6ba76458c8603f1ce71f4be532eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9150dfa24f7f95548da44cf02d0a1114acec6ba76458c8603f1ce71f4be532eb", kill_on_drop: false }`
[INFO] [stdout] 9150dfa24f7f95548da44cf02d0a1114acec6ba76458c8603f1ce71f4be532eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 683de2a097af714bf64c785b0e4eba182da3752dcd73e66246f9bc2e84417ab9
[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" "683de2a097af714bf64c785b0e4eba182da3752dcd73e66246f9bc2e84417ab9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling syn v1.0.46
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking regex-syntax v0.6.20
[INFO] [stderr]     Checking aho-corasick v0.7.14
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking regex v1.4.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking env_logger v0.8.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking gag v0.1.10
[INFO] [stderr]     Checking trace v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.92s
[INFO] running `Command { std: "docker" "inspect" "683de2a097af714bf64c785b0e4eba182da3752dcd73e66246f9bc2e84417ab9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "683de2a097af714bf64c785b0e4eba182da3752dcd73e66246f9bc2e84417ab9", kill_on_drop: false }`
[INFO] [stdout] 683de2a097af714bf64c785b0e4eba182da3752dcd73e66246f9bc2e84417ab9