[INFO] fetching crate randomforests 0.1.1... [INFO] testing randomforests-0.1.1 against beta-2021-09-08 for beta-1.56-1 [INFO] extracting crate randomforests 0.1.1 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate randomforests 0.1.1 on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate randomforests 0.1.1 [INFO] finished tweaking crates.io crate randomforests 0.1.1 [INFO] tweaked toml for crates.io crate randomforests 0.1.1 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e1128845c65a2fa50825b6c162cb14e74db35c9f4d17acf9220a38198ba7c41d [INFO] running `Command { std: "docker" "start" "-a" "e1128845c65a2fa50825b6c162cb14e74db35c9f4d17acf9220a38198ba7c41d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e1128845c65a2fa50825b6c162cb14e74db35c9f4d17acf9220a38198ba7c41d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e1128845c65a2fa50825b6c162cb14e74db35c9f4d17acf9220a38198ba7c41d", kill_on_drop: false }` [INFO] [stdout] e1128845c65a2fa50825b6c162cb14e74db35c9f4d17acf9220a38198ba7c41d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3778c90aab312ce55240c74439ac864b2d885d927f38b370291139659c7c8770 [INFO] running `Command { std: "docker" "start" "-a" "3778c90aab312ce55240c74439ac864b2d885d927f38b370291139659c7c8770", kill_on_drop: false }` [INFO] [stderr] Compiling randomforests v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/lib.rs:382:13 [INFO] [stdout] | [INFO] [stdout] 382 | for n in 0..num_trees { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:122:9 [INFO] [stdout] | [INFO] [stdout] 122 | for mut item in data.into_iter() { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.14s [INFO] running `Command { std: "docker" "inspect" "3778c90aab312ce55240c74439ac864b2d885d927f38b370291139659c7c8770", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3778c90aab312ce55240c74439ac864b2d885d927f38b370291139659c7c8770", kill_on_drop: false }` [INFO] [stdout] 3778c90aab312ce55240c74439ac864b2d885d927f38b370291139659c7c8770 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0cb1873b21d31ca044d499fc2207dde5b0d88310166dd7d80396d7f5c03cfa6d [INFO] running `Command { std: "docker" "start" "-a" "0cb1873b21d31ca044d499fc2207dde5b0d88310166dd7d80396d7f5c03cfa6d", kill_on_drop: false }` [INFO] [stderr] Compiling randomforests v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/lib.rs:382:13 [INFO] [stdout] | [INFO] [stdout] 382 | for n in 0..num_trees { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:122:9 [INFO] [stdout] | [INFO] [stdout] 122 | for mut item in data.into_iter() { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/lib.rs:382:13 [INFO] [stdout] | [INFO] [stdout] 382 | for n in 0..num_trees { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:122:9 [INFO] [stdout] | [INFO] [stdout] 122 | for mut item in data.into_iter() { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.98s [INFO] running `Command { std: "docker" "inspect" "0cb1873b21d31ca044d499fc2207dde5b0d88310166dd7d80396d7f5c03cfa6d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0cb1873b21d31ca044d499fc2207dde5b0d88310166dd7d80396d7f5c03cfa6d", kill_on_drop: false }` [INFO] [stdout] 0cb1873b21d31ca044d499fc2207dde5b0d88310166dd7d80396d7f5c03cfa6d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 7fb30d22dd13d968741193ce2dc7bedda94361d42bb259163a11dc27e57136de [INFO] running `Command { std: "docker" "start" "-a" "7fb30d22dd13d968741193ce2dc7bedda94361d42bb259163a11dc27e57136de", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/lib.rs:382:13 [INFO] [stderr] | [INFO] [stderr] 382 | for n in 0..num_trees { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:122:9 [INFO] [stderr] | [INFO] [stderr] 122 | for mut item in data.into_iter() { [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `randomforests` (lib) generated 2 warnings [INFO] [stderr] warning: `randomforests` (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/randomforests-ecb8ce3e5743e2ed) [INFO] [stdout] [INFO] [stdout] running 12 tests [INFO] [stdout] test test_cacheentry::diff_entries_hash ... ok [INFO] [stdout] test test_cacheentry::diff_entries_identity ... ok [INFO] [stdout] test test_decisiontree::decision_less_mincount ... ok [INFO] [stdout] test test_cacheentry::equal_entries_identity ... ok [INFO] [stdout] test test_dataset::most_frequent ... ok [INFO] [stdout] test test_decisiontree::decision_prediction ... ok [INFO] [stdout] test test_dataset::unique ... ok [INFO] [stdout] test test_treeconfig::create_empty_defaults ... ok [INFO] [stdout] test test_decisiontree::decision_more_mincount ... ok [INFO] [stdout] test test_cacheentry::equal_entries_hash ... ok [INFO] [stdout] test test_dataset::test_sample ... ok [INFO] [stdout] test test_randomforest::forest_prediction ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.48s [INFO] [stdout] [INFO] [stderr] Doc-tests randomforests [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" "7fb30d22dd13d968741193ce2dc7bedda94361d42bb259163a11dc27e57136de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7fb30d22dd13d968741193ce2dc7bedda94361d42bb259163a11dc27e57136de", kill_on_drop: false }` [INFO] [stdout] 7fb30d22dd13d968741193ce2dc7bedda94361d42bb259163a11dc27e57136de