[INFO] fetching crate nonblock-logger 0.1.5...
[INFO] checking nonblock-logger-0.1.5 against master#39b841dfe36f90a7cd111e7f0c55f32594f6e578 for pr-77035
[INFO] extracting crate nonblock-logger 0.1.5 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate nonblock-logger 0.1.5 on toolchain 39b841dfe36f90a7cd111e7f0c55f32594f6e578
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nonblock-logger 0.1.5
[INFO] finished tweaking crates.io crate nonblock-logger 0.1.5
[INFO] tweaked toml for crates.io crate nonblock-logger 0.1.5 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate nonblock-logger 0.1.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "metadata" "--no-deps" "--format-version=1", 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] 057cb35d723bde7239a60515f1285870ac60b824b8cfb6c5c4b2b83be3b7deb5
[INFO] running `Command { std: "docker" "start" "-a" "057cb35d723bde7239a60515f1285870ac60b824b8cfb6c5c4b2b83be3b7deb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "057cb35d723bde7239a60515f1285870ac60b824b8cfb6c5c4b2b83be3b7deb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "057cb35d723bde7239a60515f1285870ac60b824b8cfb6c5c4b2b83be3b7deb5", kill_on_drop: false }`
[INFO] [stdout] 057cb35d723bde7239a60515f1285870ac60b824b8cfb6c5c4b2b83be3b7deb5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 989cc45d01a9bbe9652ce676dd4ac6fa30b56f494351fa39b3c2475f8b006609
[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" "989cc45d01a9bbe9652ce676dd4ac6fa30b56f494351fa39b3c2475f8b006609", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking crossbeam-channel v0.4.0
[INFO] [stderr]     Checking nonblock-logger v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:20:33
[INFO] [stdout]    |
[INFO] [stdout] 20 |             Error::Io(io) => io.description(),
[INFO] [stdout]    |                                 ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:20:33
[INFO] [stdout]    |
[INFO] [stdout] 20 |             Error::Io(io) => io.description(),
[INFO] [stdout]    |                                 ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.88s
[INFO] running `Command { std: "docker" "inspect" "989cc45d01a9bbe9652ce676dd4ac6fa30b56f494351fa39b3c2475f8b006609", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "989cc45d01a9bbe9652ce676dd4ac6fa30b56f494351fa39b3c2475f8b006609", kill_on_drop: false }`
[INFO] [stdout] 989cc45d01a9bbe9652ce676dd4ac6fa30b56f494351fa39b3c2475f8b006609