[INFO] fetching crate alco 0.1.0... [INFO] testing alco-0.1.0 against 1.55.0 for beta-1.56-1 [INFO] extracting crate alco 0.1.0 into /workspace/builds/worker-106/source [INFO] validating manifest of crates.io crate alco 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 alco 0.1.0 [INFO] finished tweaking crates.io crate alco 0.1.0 [INFO] tweaked toml for crates.io crate alco 0.1.0 written to /workspace/builds/worker-106/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-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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] e59e642d9ed8b5c21bbc907adfbbbfd7dc1878251441ece693ec523c1654058d [INFO] running `Command { std: "docker" "start" "-a" "e59e642d9ed8b5c21bbc907adfbbbfd7dc1878251441ece693ec523c1654058d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e59e642d9ed8b5c21bbc907adfbbbfd7dc1878251441ece693ec523c1654058d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e59e642d9ed8b5c21bbc907adfbbbfd7dc1878251441ece693ec523c1654058d", kill_on_drop: false }` [INFO] [stdout] e59e642d9ed8b5c21bbc907adfbbbfd7dc1878251441ece693ec523c1654058d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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] 7db479150a4ce96ef0195f8b31e951e24f722e9778d006bdad94c4aafefd0799 [INFO] running `Command { std: "docker" "start" "-a" "7db479150a4ce96ef0195f8b31e951e24f722e9778d006bdad94c4aafefd0799", kill_on_drop: false }` [INFO] [stderr] Compiling alco v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `arch` [INFO] [stdout] --> src/lib.rs:60:5 [INFO] [stdout] | [INFO] [stdout] 60 | arch: &str, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_arch` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `old_calibration` [INFO] [stdout] --> src/lib.rs:241:27 [INFO] [stdout] | [INFO] [stdout] 241 | let (calibration, old_calibration) = [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_old_calibration` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `old_stats` [INFO] [stdout] --> src/lib.rs:248:25 [INFO] [stdout] | [INFO] [stdout] 248 | let (stats, old_stats) = run_bench(&arch, &executable, i, &[a], name, allow_aslr ); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_old_stats` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.72s [INFO] running `Command { std: "docker" "inspect" "7db479150a4ce96ef0195f8b31e951e24f722e9778d006bdad94c4aafefd0799", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7db479150a4ce96ef0195f8b31e951e24f722e9778d006bdad94c4aafefd0799", kill_on_drop: false }` [INFO] [stdout] 7db479150a4ce96ef0195f8b31e951e24f722e9778d006bdad94c4aafefd0799 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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] 2c4ce1a45cf549e4667a3d8cb3b43441bb3fac20fbb390bfe8f18671893bb440 [INFO] running `Command { std: "docker" "start" "-a" "2c4ce1a45cf549e4667a3d8cb3b43441bb3fac20fbb390bfe8f18671893bb440", kill_on_drop: false }` [INFO] [stdout] warning: unused variable: `arch` [INFO] [stdout] --> src/lib.rs:60:5 [INFO] [stdout] | [INFO] [stdout] 60 | arch: &str, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_arch` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `old_calibration` [INFO] [stdout] --> src/lib.rs:241:27 [INFO] [stdout] | [INFO] [stdout] 241 | let (calibration, old_calibration) = [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_old_calibration` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `old_stats` [INFO] [stdout] --> src/lib.rs:248:25 [INFO] [stdout] | [INFO] [stdout] 248 | let (stats, old_stats) = run_bench(&arch, &executable, i, &[a], name, allow_aslr ); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_old_stats` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling alco v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `arch` [INFO] [stdout] --> src/lib.rs:60:5 [INFO] [stdout] | [INFO] [stdout] 60 | arch: &str, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_arch` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `old_calibration` [INFO] [stdout] --> src/lib.rs:241:27 [INFO] [stdout] | [INFO] [stdout] 241 | let (calibration, old_calibration) = [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_old_calibration` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `old_stats` [INFO] [stdout] --> src/lib.rs:248:25 [INFO] [stdout] | [INFO] [stdout] 248 | let (stats, old_stats) = run_bench(&arch, &executable, i, &[a], name, allow_aslr ); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_old_stats` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.85s [INFO] running `Command { std: "docker" "inspect" "2c4ce1a45cf549e4667a3d8cb3b43441bb3fac20fbb390bfe8f18671893bb440", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2c4ce1a45cf549e4667a3d8cb3b43441bb3fac20fbb390bfe8f18671893bb440", kill_on_drop: false }` [INFO] [stdout] 2c4ce1a45cf549e4667a3d8cb3b43441bb3fac20fbb390bfe8f18671893bb440 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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] b93ca665ec3db4ad546edf64ef1a98964dabd020444f3ed3e063790b53e04e4d [INFO] running `Command { std: "docker" "start" "-a" "b93ca665ec3db4ad546edf64ef1a98964dabd020444f3ed3e063790b53e04e4d", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `arch` [INFO] [stderr] --> src/lib.rs:60:5 [INFO] [stderr] | [INFO] [stderr] 60 | arch: &str, [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_arch` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `old_calibration` [INFO] [stderr] --> src/lib.rs:241:27 [INFO] [stderr] | [INFO] [stderr] 241 | let (calibration, old_calibration) = [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_old_calibration` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `old_stats` [INFO] [stderr] --> src/lib.rs:248:25 [INFO] [stderr] | [INFO] [stderr] 248 | let (stats, old_stats) = run_bench(&arch, &executable, i, &[a], name, allow_aslr ); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_old_stats` [INFO] [stderr] [INFO] [stderr] warning: `alco` (lib) generated 3 warnings [INFO] [stderr] warning: `alco` (lib test) generated 3 warnings (3 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/alco-7e7e780e1bb11f84) [INFO] [stdout] [INFO] [stderr] Doc-tests alco [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" "b93ca665ec3db4ad546edf64ef1a98964dabd020444f3ed3e063790b53e04e4d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b93ca665ec3db4ad546edf64ef1a98964dabd020444f3ed3e063790b53e04e4d", kill_on_drop: false }` [INFO] [stdout] b93ca665ec3db4ad546edf64ef1a98964dabd020444f3ed3e063790b53e04e4d