[INFO] fetching crate gary-core 0.0.1...
[INFO] checking gary-core-0.0.1 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate gary-core 0.0.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate gary-core 0.0.1 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gary-core 0.0.1
[INFO] finished tweaking crates.io crate gary-core 0.0.1
[INFO] tweaked toml for crates.io crate gary-core 0.0.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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] b44f1ea340b77f26c922422b1cc39e977ed66e845c48afbbd567aa692e22df0f
[INFO] running `Command { std: "docker" "start" "-a" "b44f1ea340b77f26c922422b1cc39e977ed66e845c48afbbd567aa692e22df0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b44f1ea340b77f26c922422b1cc39e977ed66e845c48afbbd567aa692e22df0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b44f1ea340b77f26c922422b1cc39e977ed66e845c48afbbd567aa692e22df0f", kill_on_drop: false }`
[INFO] [stdout] b44f1ea340b77f26c922422b1cc39e977ed66e845c48afbbd567aa692e22df0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68a778a7cbdc355b9ceeebf2d4d06c99f6e6cf526e0a93261450d47f3581652e
[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" "68a778a7cbdc355b9ceeebf2d4d06c99f6e6cf526e0a93261450d47f3581652e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking half v1.6.0
[INFO] [stderr]     Checking dtoa v0.4.7
[INFO] [stderr]     Checking whoami v0.5.3
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling syn v1.0.56
[INFO] [stderr]     Checking yaml-rust v0.4.4
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking serde_cbor v0.9.0
[INFO] [stderr]     Checking serde_yaml v0.8.14
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking gary-core v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::config::ClusterConfig`
[INFO] [stdout]  --> src/yaml.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::config::ClusterConfig;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::config::ClusterConfig`
[INFO] [stdout]  --> src/yaml.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::config::ClusterConfig;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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 27.44s
[INFO] running `Command { std: "docker" "inspect" "68a778a7cbdc355b9ceeebf2d4d06c99f6e6cf526e0a93261450d47f3581652e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68a778a7cbdc355b9ceeebf2d4d06c99f6e6cf526e0a93261450d47f3581652e", kill_on_drop: false }`
[INFO] [stdout] 68a778a7cbdc355b9ceeebf2d4d06c99f6e6cf526e0a93261450d47f3581652e