[INFO] fetching crate artbull 0.1.1...
[INFO] testing artbull-0.1.1 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate artbull 0.1.1 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate artbull 0.1.1
[INFO] finished tweaking crates.io crate artbull 0.1.1
[INFO] tweaked toml for crates.io crate artbull 0.1.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate artbull 0.1.1 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate artbull 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 668a69c1f8102253a68856b90e06243398e09eaeae6f4d0a4df687ce4e8a5143
[INFO] running `Command { std: "docker" "start" "-a" "668a69c1f8102253a68856b90e06243398e09eaeae6f4d0a4df687ce4e8a5143", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "668a69c1f8102253a68856b90e06243398e09eaeae6f4d0a4df687ce4e8a5143", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "668a69c1f8102253a68856b90e06243398e09eaeae6f4d0a4df687ce4e8a5143", kill_on_drop: false }`
[INFO] [stdout] 668a69c1f8102253a68856b90e06243398e09eaeae6f4d0a4df687ce4e8a5143
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e82b9de37aa8d1e18bb94fc46e791719b6197a847c16ae4b0180fd933aa0ddc7
[INFO] running `Command { std: "docker" "start" "-a" "e82b9de37aa8d1e18bb94fc46e791719b6197a847c16ae4b0180fd933aa0ddc7", kill_on_drop: false }`
[INFO] [stderr]    Compiling artbull v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `mixed`
[INFO] [stdout]  --> src/main.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mixed = mix(red, blue);
[INFO] [stdout]   |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_mixed`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "e82b9de37aa8d1e18bb94fc46e791719b6197a847c16ae4b0180fd933aa0ddc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e82b9de37aa8d1e18bb94fc46e791719b6197a847c16ae4b0180fd933aa0ddc7", kill_on_drop: false }`
[INFO] [stdout] e82b9de37aa8d1e18bb94fc46e791719b6197a847c16ae4b0180fd933aa0ddc7
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ca3d27b8a51454e8add6316bde2087462f3a4e5fdc05ac98f57cdbfd42a04bb
[INFO] running `Command { std: "docker" "start" "-a" "2ca3d27b8a51454e8add6316bde2087462f3a4e5fdc05ac98f57cdbfd42a04bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling artbull v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `mixed`
[INFO] [stdout]  --> src/main.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mixed = mix(red, blue);
[INFO] [stdout]   |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_mixed`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "2ca3d27b8a51454e8add6316bde2087462f3a4e5fdc05ac98f57cdbfd42a04bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ca3d27b8a51454e8add6316bde2087462f3a4e5fdc05ac98f57cdbfd42a04bb", kill_on_drop: false }`
[INFO] [stdout] 2ca3d27b8a51454e8add6316bde2087462f3a4e5fdc05ac98f57cdbfd42a04bb
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1ec36e7c60e8283ee5ac2fe0ca3b671412cce76e8ed3c62433ba0b5b196ce6f1
[INFO] running `Command { std: "docker" "start" "-a" "1ec36e7c60e8283ee5ac2fe0ca3b671412cce76e8ed3c62433ba0b5b196ce6f1", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `mixed`
[INFO] [stderr]  --> src/main.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let mixed = mix(red, blue);
[INFO] [stderr]   |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_mixed`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `artbull` (bin "artbull" test) generated 1 warning (run `cargo fix --bin "artbull" -p artbull --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/artbull-f27a1387782d4376)
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/artbull-8ade7029ae7f77ea)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests artbull
[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] [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" "1ec36e7c60e8283ee5ac2fe0ca3b671412cce76e8ed3c62433ba0b5b196ce6f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ec36e7c60e8283ee5ac2fe0ca3b671412cce76e8ed3c62433ba0b5b196ce6f1", kill_on_drop: false }`
[INFO] [stdout] 1ec36e7c60e8283ee5ac2fe0ca3b671412cce76e8ed3c62433ba0b5b196ce6f1