[INFO] fetching crate mfkart 0.1.0... [INFO] building mfkart-0.1.0 against try#615edd3ad1cf6871c977dc900317cb6c2070fd6b for pr-97334 [INFO] extracting crate mfkart 0.1.0 into /workspace/builds/worker-13/source [INFO] validating manifest of crates.io crate mfkart 0.1.0 on toolchain 615edd3ad1cf6871c977dc900317cb6c2070fd6b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate mfkart 0.1.0 [INFO] finished tweaking crates.io crate mfkart 0.1.0 [INFO] tweaked toml for crates.io crate mfkart 0.1.0 written to /workspace/builds/worker-13/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c049f1577235e5fb701a8a530911e3dea8758ecc55f92ff00cbda228e21f7181 [INFO] running `Command { std: "docker" "start" "-a" "c049f1577235e5fb701a8a530911e3dea8758ecc55f92ff00cbda228e21f7181", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c049f1577235e5fb701a8a530911e3dea8758ecc55f92ff00cbda228e21f7181", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c049f1577235e5fb701a8a530911e3dea8758ecc55f92ff00cbda228e21f7181", kill_on_drop: false }` [INFO] [stdout] c049f1577235e5fb701a8a530911e3dea8758ecc55f92ff00cbda228e21f7181 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] da1abdde060218ed1efbda03a390e431854d17e16cfe18bda3365a8173bbb620 [INFO] running `Command { std: "docker" "start" "-a" "da1abdde060218ed1efbda03a390e431854d17e16cfe18bda3365a8173bbb620", kill_on_drop: false }` [INFO] [stderr] Compiling mfkart v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `c1` [INFO] [stdout] --> src/lib.rs:30:16 [INFO] [stdout] | [INFO] [stdout] 30 | pub fn mix(c1: PrimaryColor, c2: PrimaryColor) -> SecondaryColor { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_c1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c2` [INFO] [stdout] --> src/lib.rs:30:34 [INFO] [stdout] | [INFO] [stdout] 30 | pub fn mix(c1: PrimaryColor, c2: PrimaryColor) -> SecondaryColor { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_c2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.96s [INFO] running `Command { std: "docker" "inspect" "da1abdde060218ed1efbda03a390e431854d17e16cfe18bda3365a8173bbb620", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "da1abdde060218ed1efbda03a390e431854d17e16cfe18bda3365a8173bbb620", kill_on_drop: false }` [INFO] [stdout] da1abdde060218ed1efbda03a390e431854d17e16cfe18bda3365a8173bbb620 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] aa4a7795f55a014cfcd302eddf7e57e923430faa699239740d05145ccd6fc4c0 [INFO] running `Command { std: "docker" "start" "-a" "aa4a7795f55a014cfcd302eddf7e57e923430faa699239740d05145ccd6fc4c0", kill_on_drop: false }` [INFO] [stderr] Compiling mfkart v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `c1` [INFO] [stdout] --> src/lib.rs:30:16 [INFO] [stdout] | [INFO] [stdout] 30 | pub fn mix(c1: PrimaryColor, c2: PrimaryColor) -> SecondaryColor { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_c1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c2` [INFO] [stdout] --> src/lib.rs:30:34 [INFO] [stdout] | [INFO] [stdout] 30 | pub fn mix(c1: PrimaryColor, c2: PrimaryColor) -> SecondaryColor { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_c2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c1` [INFO] [stdout] --> src/lib.rs:30:16 [INFO] [stdout] | [INFO] [stdout] 30 | pub fn mix(c1: PrimaryColor, c2: PrimaryColor) -> SecondaryColor { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_c1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c2` [INFO] [stdout] --> src/lib.rs:30:34 [INFO] [stdout] | [INFO] [stdout] 30 | pub fn mix(c1: PrimaryColor, c2: PrimaryColor) -> SecondaryColor { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_c2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.39s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/mfkart-359afad938dd0d1d) [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/mfkart-d40cdc0c441c2d3c) [ERROR] error running command: no output for 300 seconds [INFO] running `Command { std: "docker" "inspect" "aa4a7795f55a014cfcd302eddf7e57e923430faa699239740d05145ccd6fc4c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aa4a7795f55a014cfcd302eddf7e57e923430faa699239740d05145ccd6fc4c0", kill_on_drop: false }` [INFO] [stdout] aa4a7795f55a014cfcd302eddf7e57e923430faa699239740d05145ccd6fc4c0