[INFO] fetching crate randomforests 0.1.1... [INFO] testing randomforests-0.1.1 against beta-2022-02-22 for beta-1.60-1 [INFO] extracting crate randomforests 0.1.1 into /workspace/builds/worker-68/source [INFO] validating manifest of crates.io crate randomforests 0.1.1 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 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-68/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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] 0d9b527f41443eddb0ed0197c0187b270465cd293482ee32917d4b7ea47d56d2 [INFO] running `Command { std: "docker" "start" "-a" "0d9b527f41443eddb0ed0197c0187b270465cd293482ee32917d4b7ea47d56d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0d9b527f41443eddb0ed0197c0187b270465cd293482ee32917d4b7ea47d56d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0d9b527f41443eddb0ed0197c0187b270465cd293482ee32917d4b7ea47d56d2", kill_on_drop: false }` [INFO] [stdout] 0d9b527f41443eddb0ed0197c0187b270465cd293482ee32917d4b7ea47d56d2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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] fa2b263d0a7433ff3c163a2cd6ae69eee6a3b1ac470730f47e5cec93847006bd [INFO] running `Command { std: "docker" "start" "-a" "fa2b263d0a7433ff3c163a2cd6ae69eee6a3b1ac470730f47e5cec93847006bd", kill_on_drop: false }` [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling autocfg v0.1.8 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [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 3.56s [INFO] running `Command { std: "docker" "inspect" "fa2b263d0a7433ff3c163a2cd6ae69eee6a3b1ac470730f47e5cec93847006bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fa2b263d0a7433ff3c163a2cd6ae69eee6a3b1ac470730f47e5cec93847006bd", kill_on_drop: false }` [INFO] [stdout] fa2b263d0a7433ff3c163a2cd6ae69eee6a3b1ac470730f47e5cec93847006bd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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] d7048b518d97d9103fdeebb20fdd87bf7e7524644b3be0be80f4a69828e14b93 [INFO] running `Command { std: "docker" "start" "-a" "d7048b518d97d9103fdeebb20fdd87bf7e7524644b3be0be80f4a69828e14b93", 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 1.24s [INFO] running `Command { std: "docker" "inspect" "d7048b518d97d9103fdeebb20fdd87bf7e7524644b3be0be80f4a69828e14b93", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d7048b518d97d9103fdeebb20fdd87bf7e7524644b3be0be80f4a69828e14b93", kill_on_drop: false }` [INFO] [stdout] d7048b518d97d9103fdeebb20fdd87bf7e7524644b3be0be80f4a69828e14b93 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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] 00659bf5ca2a3252f8183364ed5e72cab2b51d5dc791c68be177d620eb5a6f80 [INFO] running `Command { std: "docker" "start" "-a" "00659bf5ca2a3252f8183364ed5e72cab2b51d5dc791c68be177d620eb5a6f80", 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-a53d6cc6bf487a70) [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_cacheentry::equal_entries_hash ... ok [INFO] [stdout] test test_cacheentry::equal_entries_identity ... ok [INFO] [stdout] test test_dataset::most_frequent ... ok [INFO] [stdout] test test_dataset::unique ... ok [INFO] [stdout] test test_decisiontree::decision_less_mincount ... ok [INFO] [stdout] test test_dataset::test_sample ... ok [INFO] [stdout] test test_decisiontree::decision_more_mincount ... ok [INFO] [stdout] test test_decisiontree::decision_prediction ... ok [INFO] [stdout] test test_treeconfig::create_empty_defaults ... ok [INFO] [stderr] Doc-tests randomforests [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 0.33s [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" "00659bf5ca2a3252f8183364ed5e72cab2b51d5dc791c68be177d620eb5a6f80", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "00659bf5ca2a3252f8183364ed5e72cab2b51d5dc791c68be177d620eb5a6f80", kill_on_drop: false }` [INFO] [stdout] 00659bf5ca2a3252f8183364ed5e72cab2b51d5dc791c68be177d620eb5a6f80