[INFO] fetching crate det 0.1.0...
[INFO] checking det-0.1.0 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate det 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate det 0.1.0 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 det 0.1.0
[INFO] finished tweaking crates.io crate det 0.1.0
[INFO] tweaked toml for crates.io crate det 0.1.0 written to /workspace/builds/worker-7/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] 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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stdout] 3a0f26a5c58e5b48f62e72e0b004e938db499526269dbc619c13a8777052010b
[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" "3a0f26a5c58e5b48f62e72e0b004e938db499526269dbc619c13a8777052010b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a0f26a5c58e5b48f62e72e0b004e938db499526269dbc619c13a8777052010b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a0f26a5c58e5b48f62e72e0b004e938db499526269dbc619c13a8777052010b", kill_on_drop: false }`
[INFO] [stdout] 3a0f26a5c58e5b48f62e72e0b004e938db499526269dbc619c13a8777052010b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 3d219a9e9e85938b3a1f7974f259e043dfe4a8a0f9cab0eec2f22972163e9d23
[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" "3d219a9e9e85938b3a1f7974f259e043dfe4a8a0f9cab0eec2f22972163e9d23", kill_on_drop: false }`
[INFO] [stderr]     Checking det v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]    --> src/lib.rs:538:5
[INFO] [stdout]     |
[INFO] [stdout] 538 | /     macro_rules! impl_binop_val_ref {
[INFO] [stdout] 539 | |         ($imp:ident, $method:ident for $item_type:ident) => {
[INFO] [stdout] 540 | |             impl<'a> $imp<&'a $item_type> for $item_type {
[INFO] [stdout] 541 | |                 type Output = $item_type;
[INFO] [stdout] ...   |
[INFO] [stdout] 547 | |         }
[INFO] [stdout] 548 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.00s
[INFO] running `Command { std: "docker" "inspect" "3d219a9e9e85938b3a1f7974f259e043dfe4a8a0f9cab0eec2f22972163e9d23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d219a9e9e85938b3a1f7974f259e043dfe4a8a0f9cab0eec2f22972163e9d23", kill_on_drop: false }`
[INFO] [stdout] 3d219a9e9e85938b3a1f7974f259e043dfe4a8a0f9cab0eec2f22972163e9d23