[INFO] fetching crate watchlog 1.17.0...
[INFO] checking watchlog-1.17.0 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] extracting crate watchlog 1.17.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate watchlog 1.17.0 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate watchlog 1.17.0
[INFO] finished tweaking crates.io crate watchlog 1.17.0
[INFO] tweaked toml for crates.io crate watchlog 1.17.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate watchlog 1.17.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded result v1.0.0
[INFO] [stderr]   Downloaded serde_ini v0.2.0
[INFO] [stderr]   Downloaded humanize-rs v0.1.5
[INFO] [stderr]   Downloaded users v0.5.3
[INFO] [stderr]   Downloaded libc v0.2.91
[INFO] [stderr]   Downloaded string-error v0.1.0
[INFO] [stderr]   Downloaded serde-humanize-rs v0.1.1
[INFO] [stderr]   Downloaded standard_paths v0.4.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fc7be74434b1b2bfa36632ba212cf4630beab75335a65c7df5090d81525df04d
[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" "fc7be74434b1b2bfa36632ba212cf4630beab75335a65c7df5090d81525df04d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc7be74434b1b2bfa36632ba212cf4630beab75335a65c7df5090d81525df04d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc7be74434b1b2bfa36632ba212cf4630beab75335a65c7df5090d81525df04d", kill_on_drop: false }`
[INFO] [stdout] fc7be74434b1b2bfa36632ba212cf4630beab75335a65c7df5090d81525df04d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb487cfdd18e4f348d658fb86bd2106eb5a06a891dc8850960f5ddd4d86fec9c
[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" "eb487cfdd18e4f348d658fb86bd2106eb5a06a891dc8850960f5ddd4d86fec9c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]     Checking result v1.0.0
[INFO] [stderr]     Checking humanize-rs v0.1.5
[INFO] [stderr]     Checking string-error v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking users v0.5.3
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking serde_ini v0.2.0
[INFO] [stderr]     Checking serde-humanize-rs v0.1.1
[INFO] [stderr]     Checking standard_paths v0.4.6
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking watchlog v1.17.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.03s
[INFO] running `Command { std: "docker" "inspect" "eb487cfdd18e4f348d658fb86bd2106eb5a06a891dc8850960f5ddd4d86fec9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb487cfdd18e4f348d658fb86bd2106eb5a06a891dc8850960f5ddd4d86fec9c", kill_on_drop: false }`
[INFO] [stdout] eb487cfdd18e4f348d658fb86bd2106eb5a06a891dc8850960f5ddd4d86fec9c