[INFO] fetching crate macrors 0.2.0...
[INFO] checking macrors-0.2.0 against master#8a65ee08296b36342bf7c3cdc15312ccbc357227 for pr-142704
[INFO] extracting crate macrors 0.2.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate macrors 0.2.0 on toolchain 8a65ee08296b36342bf7c3cdc15312ccbc357227
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate macrors 0.2.0
[INFO] finished tweaking crates.io crate macrors 0.2.0
[INFO] tweaked toml for crates.io crate macrors 0.2.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "fetch" "--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-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f0ef4993517a7526e59ba3e69755f8b73bb0501df8b61e2e8872bbd95277af64
[INFO] running `Command { std: "docker" "start" "-a" "f0ef4993517a7526e59ba3e69755f8b73bb0501df8b61e2e8872bbd95277af64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0ef4993517a7526e59ba3e69755f8b73bb0501df8b61e2e8872bbd95277af64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0ef4993517a7526e59ba3e69755f8b73bb0501df8b61e2e8872bbd95277af64", kill_on_drop: false }`
[INFO] [stdout] f0ef4993517a7526e59ba3e69755f8b73bb0501df8b61e2e8872bbd95277af64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b551e19e81ba2f34f53da010f79eeb0b6ecfad7253f8c599fe50390d7431fd38
[INFO] running `Command { std: "docker" "start" "-a" "b551e19e81ba2f34f53da010f79eeb0b6ecfad7253f8c599fe50390d7431fd38", kill_on_drop: false }`
[INFO] [stderr]     Checking macrors v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `seed`
[INFO] [stdout]   --> src/tests.rs:75:9
[INFO] [stdout]    |
[INFO] [stdout] 75 |     let seed = 2.0;
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_seed`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "b551e19e81ba2f34f53da010f79eeb0b6ecfad7253f8c599fe50390d7431fd38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b551e19e81ba2f34f53da010f79eeb0b6ecfad7253f8c599fe50390d7431fd38", kill_on_drop: false }`
[INFO] [stdout] b551e19e81ba2f34f53da010f79eeb0b6ecfad7253f8c599fe50390d7431fd38
