[INFO] fetching crate xp_test_art 0.1.0...
[INFO] testing xp_test_art-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate xp_test_art 0.1.0 into /workspace/builds/worker-34/source
[INFO] validating manifest of crates.io crate xp_test_art 0.1.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xp_test_art 0.1.0
[INFO] finished tweaking crates.io crate xp_test_art 0.1.0
[INFO] tweaked toml for crates.io crate xp_test_art 0.1.0 written to /workspace/builds/worker-34/source/Cargo.toml
[INFO] crate crates.io crate xp_test_art 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 07239d7010fd8ff3c1833c91cce3893ddb67795832e521c13c8aac63e2532f54
[INFO] running `Command { std: "docker" "start" "-a" "07239d7010fd8ff3c1833c91cce3893ddb67795832e521c13c8aac63e2532f54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07239d7010fd8ff3c1833c91cce3893ddb67795832e521c13c8aac63e2532f54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07239d7010fd8ff3c1833c91cce3893ddb67795832e521c13c8aac63e2532f54", kill_on_drop: false }`
[INFO] [stdout] 07239d7010fd8ff3c1833c91cce3893ddb67795832e521c13c8aac63e2532f54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3bc47b269be1bb3cc451cf3ab847c9e193b1f1b9b9fe5734973235e0e00a0c7
[INFO] running `Command { std: "docker" "start" "-a" "f3bc47b269be1bb3cc451cf3ab847c9e193b1f1b9b9fe5734973235e0e00a0c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling xp_test_art 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:30:32
[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 1.19s
[INFO] running `Command { std: "docker" "inspect" "f3bc47b269be1bb3cc451cf3ab847c9e193b1f1b9b9fe5734973235e0e00a0c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3bc47b269be1bb3cc451cf3ab847c9e193b1f1b9b9fe5734973235e0e00a0c7", kill_on_drop: false }`
[INFO] [stdout] f3bc47b269be1bb3cc451cf3ab847c9e193b1f1b9b9fe5734973235e0e00a0c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d6bb014100aa161e3fbb2403a501982128ad7f31267ce6e59f4d20bf78562efc
[INFO] running `Command { std: "docker" "start" "-a" "d6bb014100aa161e3fbb2403a501982128ad7f31267ce6e59f4d20bf78562efc", 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 xp_test_art v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `c2`
[INFO] [stdout]   --> src/lib.rs:30:32
[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:30:32
[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 0.45s
[INFO] running `Command { std: "docker" "inspect" "d6bb014100aa161e3fbb2403a501982128ad7f31267ce6e59f4d20bf78562efc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6bb014100aa161e3fbb2403a501982128ad7f31267ce6e59f4d20bf78562efc", kill_on_drop: false }`
[INFO] [stdout] d6bb014100aa161e3fbb2403a501982128ad7f31267ce6e59f4d20bf78562efc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b25d5f27c45851890c783d8d230d780e27d3091da7b9cb7f58aadf8bab7bfa3f
[INFO] running `Command { std: "docker" "start" "-a" "b25d5f27c45851890c783d8d230d780e27d3091da7b9cb7f58aadf8bab7bfa3f", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `c1`
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/lib.rs:30:16
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 30 |     pub fn mix(c1:PrimaryColor,c2:PrimaryColor) -> SecondaryColor{
[INFO] [stdout] 
[INFO] [stderr]    |                ^^ help: if this is intentional, prefix it with an underscore: `_c1`
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] running 0 tests
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] warning: unused variable: `c2`
[INFO] [stdout] 
[INFO] [stderr]   --> src/lib.rs:30:32
[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: `xp_test_art` (lib) generated 2 warnings
[INFO] [stderr] warning: `xp_test_art` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/xp_test_art-8b3fd95276c0f104)
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/xp_test_art-3527992817a2a31e)
[INFO] [stderr]    Doc-tests xp_test_art
[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" "b25d5f27c45851890c783d8d230d780e27d3091da7b9cb7f58aadf8bab7bfa3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b25d5f27c45851890c783d8d230d780e27d3091da7b9cb7f58aadf8bab7bfa3f", kill_on_drop: false }`
[INFO] [stdout] b25d5f27c45851890c783d8d230d780e27d3091da7b9cb7f58aadf8bab7bfa3f