[INFO] fetching crate test_crate 0.1.0... [INFO] testing test_crate-0.1.0 against 1.55.0 for beta-1.56-1 [INFO] extracting crate test_crate 0.1.0 into /workspace/builds/worker-27/source [INFO] validating manifest of crates.io crate test_crate 0.1.0 on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate test_crate 0.1.0 [INFO] finished tweaking crates.io crate test_crate 0.1.0 [INFO] tweaked toml for crates.io crate test_crate 0.1.0 written to /workspace/builds/worker-27/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f985bc86152a1aae2e116fcc812f8b2323f7c94680695be16e01dc7bf1c262a4 [INFO] running `Command { std: "docker" "start" "-a" "f985bc86152a1aae2e116fcc812f8b2323f7c94680695be16e01dc7bf1c262a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f985bc86152a1aae2e116fcc812f8b2323f7c94680695be16e01dc7bf1c262a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f985bc86152a1aae2e116fcc812f8b2323f7c94680695be16e01dc7bf1c262a4", kill_on_drop: false }` [INFO] [stdout] f985bc86152a1aae2e116fcc812f8b2323f7c94680695be16e01dc7bf1c262a4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fb7794ff740675ad16f4151be2186794600335bc7ab0a48a9e1754644e4f4ced [INFO] running `Command { std: "docker" "start" "-a" "fb7794ff740675ad16f4151be2186794600335bc7ab0a48a9e1754644e4f4ced", kill_on_drop: false }` [INFO] [stderr] Compiling test_crate 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 0.23s [INFO] running `Command { std: "docker" "inspect" "fb7794ff740675ad16f4151be2186794600335bc7ab0a48a9e1754644e4f4ced", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb7794ff740675ad16f4151be2186794600335bc7ab0a48a9e1754644e4f4ced", kill_on_drop: false }` [INFO] [stdout] fb7794ff740675ad16f4151be2186794600335bc7ab0a48a9e1754644e4f4ced [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ca84c1b8dd3242f63f33cd7cd3a3802e2a5b41eb98a15336df28cc343ea6381a [INFO] running `Command { std: "docker" "start" "-a" "ca84c1b8dd3242f63f33cd7cd3a3802e2a5b41eb98a15336df28cc343ea6381a", kill_on_drop: false }` [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] [stderr] Compiling test_crate v0.1.0 (/opt/rustwide/workdir) [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] running `Command { std: "docker" "inspect" "ca84c1b8dd3242f63f33cd7cd3a3802e2a5b41eb98a15336df28cc343ea6381a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ca84c1b8dd3242f63f33cd7cd3a3802e2a5b41eb98a15336df28cc343ea6381a", kill_on_drop: false }` [INFO] [stdout] ca84c1b8dd3242f63f33cd7cd3a3802e2a5b41eb98a15336df28cc343ea6381a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] a37218afae72ce1dbcd13bd9fd7af6fabbd664cc0d6e10d231dca11a7d1b6c5e [INFO] running `Command { std: "docker" "start" "-a" "a37218afae72ce1dbcd13bd9fd7af6fabbd664cc0d6e10d231dca11a7d1b6c5e", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `c1` [INFO] [stderr] --> src/lib.rs:30:16 [INFO] [stderr] | [INFO] [stderr] 30 | pub fn mix(c1: PrimaryColor, c2: PrimaryColor) -> SecondaryColor { [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_c1` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `c2` [INFO] [stderr] --> src/lib.rs:30:34 [INFO] [stderr] | [INFO] [stderr] 30 | pub fn mix(c1: PrimaryColor, c2: PrimaryColor) -> SecondaryColor { [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_c2` [INFO] [stderr] [INFO] [stderr] warning: `test_crate` (lib) generated 2 warnings [INFO] [stderr] warning: `test_crate` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/test_crate-9b4f1f389616e0c7) [INFO] [stdout] [INFO] [stderr] Doc-tests test_crate [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "a37218afae72ce1dbcd13bd9fd7af6fabbd664cc0d6e10d231dca11a7d1b6c5e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a37218afae72ce1dbcd13bd9fd7af6fabbd664cc0d6e10d231dca11a7d1b6c5e", kill_on_drop: false }` [INFO] [stdout] a37218afae72ce1dbcd13bd9fd7af6fabbd664cc0d6e10d231dca11a7d1b6c5e