[INFO] fetching crate rs_algo 0.2.1... [INFO] testing rs_algo-0.2.1 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] extracting crate rs_algo 0.2.1 into /workspace/builds/worker-35/source [INFO] validating manifest of crates.io crate rs_algo 0.2.1 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rs_algo 0.2.1 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate rs_algo 0.2.1 [INFO] tweaked toml for crates.io crate rs_algo 0.2.1 written to /workspace/builds/worker-35/source/Cargo.toml [INFO] crate crates.io crate rs_algo 0.2.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c918f21406a48c281d7a7c21315966b713590991ca08fa6f5308ff001449d360 [INFO] running `Command { std: "docker" "start" "-a" "c918f21406a48c281d7a7c21315966b713590991ca08fa6f5308ff001449d360", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c918f21406a48c281d7a7c21315966b713590991ca08fa6f5308ff001449d360", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c918f21406a48c281d7a7c21315966b713590991ca08fa6f5308ff001449d360", kill_on_drop: false }` [INFO] [stdout] c918f21406a48c281d7a7c21315966b713590991ca08fa6f5308ff001449d360 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8c3e2c8aea2841534cd5b6e921bac9743a1e220e57c42284e462069d9bb029ca [INFO] running `Command { std: "docker" "start" "-a" "8c3e2c8aea2841534cd5b6e921bac9743a1e220e57c42284e462069d9bb029ca", kill_on_drop: false }` [INFO] [stderr] Compiling rs_algo v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `right_str` [INFO] [stdout] --> src/compare/substring.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | right_str: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.57s [INFO] running `Command { std: "docker" "inspect" "8c3e2c8aea2841534cd5b6e921bac9743a1e220e57c42284e462069d9bb029ca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8c3e2c8aea2841534cd5b6e921bac9743a1e220e57c42284e462069d9bb029ca", kill_on_drop: false }` [INFO] [stdout] 8c3e2c8aea2841534cd5b6e921bac9743a1e220e57c42284e462069d9bb029ca [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 17fc847365a064db681a9787cfaf999d6333815a8b8131fcde2448fa6d46606e [INFO] running `Command { std: "docker" "start" "-a" "17fc847365a064db681a9787cfaf999d6333815a8b8131fcde2448fa6d46606e", kill_on_drop: false }` [INFO] [stdout] warning: field is never read: `right_str` [INFO] [stdout] --> src/compare/substring.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | right_str: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rs_algo v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `sorted_bubble` [INFO] [stdout] --> examples/algo.rs:30:9 [INFO] [stdout] | [INFO] [stdout] 30 | let sorted_bubble = bubble::sort(&a); [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sorted_bubble` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sorted_insertion` [INFO] [stdout] --> examples/algo.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 31 | let sorted_insertion = insertion::sort(&b); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sorted_insertion` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sorted_merge` [INFO] [stdout] --> examples/algo.rs:32:9 [INFO] [stdout] | [INFO] [stdout] 32 | let sorted_merge = merge::sort(&c); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sorted_merge` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sorted_quick` [INFO] [stdout] --> examples/algo.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | let sorted_quick = quick::sort(&d); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sorted_quick` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `right_str` [INFO] [stdout] --> src/compare/substring.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | right_str: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.47s [INFO] running `Command { std: "docker" "inspect" "17fc847365a064db681a9787cfaf999d6333815a8b8131fcde2448fa6d46606e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "17fc847365a064db681a9787cfaf999d6333815a8b8131fcde2448fa6d46606e", kill_on_drop: false }` [INFO] [stdout] 17fc847365a064db681a9787cfaf999d6333815a8b8131fcde2448fa6d46606e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] abeed7f142f4fab711b2f95bea2022b0f78c3d5e4d5b971ec3b3ae7a397565bb [INFO] running `Command { std: "docker" "start" "-a" "abeed7f142f4fab711b2f95bea2022b0f78c3d5e4d5b971ec3b3ae7a397565bb", kill_on_drop: false }` [INFO] [stderr] warning: field is never read: `right_str` [INFO] [stderr] --> src/compare/substring.rs:23:5 [INFO] [stderr] | [INFO] [stderr] 23 | right_str: String, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `rs_algo` (lib) generated 1 warning [INFO] [stderr] warning: `rs_algo` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] warning: unused variable: `sorted_bubble` [INFO] [stderr] --> examples/algo.rs:30:9 [INFO] [stderr] | [INFO] [stderr] 30 | let sorted_bubble = bubble::sort(&a); [INFO] [stderr] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sorted_bubble` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `sorted_insertion` [INFO] [stderr] --> examples/algo.rs:31:9 [INFO] [stderr] | [INFO] [stderr] 31 | let sorted_insertion = insertion::sort(&b); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sorted_insertion` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `sorted_merge` [INFO] [stderr] --> examples/algo.rs:32:9 [INFO] [stderr] | [INFO] [stderr] 32 | let sorted_merge = merge::sort(&c); [INFO] [stderr] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sorted_merge` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `sorted_quick` [INFO] [stderr] --> examples/algo.rs:33:9 [INFO] [stderr] | [INFO] [stderr] 33 | let sorted_quick = quick::sort(&d); [INFO] [stderr] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sorted_quick` [INFO] [stderr] [INFO] [stderr] warning: `rs_algo` (example "algo") generated 4 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rs_algo-1fa3ed3b8ce5948b) [INFO] [stdout] [INFO] [stdout] running 30 tests [INFO] [stdout] test compare::substring::tests::lc_substring_get_string_test ... ok [INFO] [stderr] Doc-tests rs_algo [INFO] [stdout] test search::binary::test::binary_search ... ok [INFO] [stdout] test search::binary::test::binary_search_index ... ok [INFO] [stdout] test sort::bubble::tests::bubble_sort ... ok [INFO] [stdout] test sort::bubble::tests::bubble_sort_empty ... ok [INFO] [stdout] test search::binary::test::binary_search_none ... ok [INFO] [stdout] test math::tests::factors_test ... ok [INFO] [stdout] test compare::substring::tests::lc_substring_empty_test ... ok [INFO] [stdout] test compare::substring::tests::lc_substring_test ... ok [INFO] [stdout] test compare::subsequence::tests::lc_subsequence_empty_test ... ok [INFO] [stdout] test math::tests::relative_prime_test ... ok [INFO] [stdout] test math::tests::gcd_test ... ok [INFO] [stdout] test compare::subsequence::tests::lc_subsequence_test ... ok [INFO] [stdout] test sort::bubble::tests::bubble_sort_mut ... ok [INFO] [stdout] test compare::subsequence::tests::lc_subsequence_one_test ... ok [INFO] [stdout] test sort::merge::tests::merge_sort ... ok [INFO] [stdout] test sort::insertion::tests::insertion_sort_empty ... ok [INFO] [stdout] test sort::insertion::tests::insertion_sort ... ok [INFO] [stdout] test sort::quick::tests::quick_sort_str ... ok [INFO] [stdout] test sort::quick::tests::quick_sort_single ... ok [INFO] [stdout] test sort::quick::tests::quick_sort_mut ... ok [INFO] [stdout] test sort::merge::tests::merge_single_array ... ok [INFO] [stdout] test sort::insertion::tests::insertion_sort_mut ... ok [INFO] [stdout] test sort::bubble::tests::bubble_sort_str_mut ... ok [INFO] [stdout] test sort::merge::tests::merge_sort_mut ... ok [INFO] [stdout] test sort::merge::tests::merge_empty_array ... ok [INFO] [stdout] test sort::insertion::tests::insertion_sort_str ... ok [INFO] [stdout] test sort::merge::tests::merge_str_array ... ok [INFO] [stdout] test sort::quick::tests::quick_sort_empty ... ok [INFO] [stdout] test sort::quick::tests::quick_sort ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 30 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 17 tests [INFO] [stdout] test src/compare/subsequence.rs - compare::subsequence::LCSubsequence::fmt (line 28) ... ok [INFO] [stdout] test src/sort/insertion.rs - sort::insertion::sort_mut (line 25) ... ok [INFO] [stdout] test src/math/mod.rs - math::gcd (line 14) ... ok [INFO] [stdout] test src/sort/quick.rs - sort::quick::sort (line 45) ... ok [INFO] [stdout] test src/compare/substring.rs - compare::substring::LCSubstring (line 7) ... ok [INFO] [stdout] test src/compare/substring.rs - compare::substring::LCSubstring::fmt (line 30) ... ok [INFO] [stdout] test src/search/binary.rs - search::binary::index_of (line 10) ... ok [INFO] [stdout] test src/math/mod.rs - math::factors (line 61) ... ok [INFO] [stdout] test src/sort/bubble.rs - sort::bubble::sort_mut (line 34) ... ok [INFO] [stdout] test src/math/mod.rs - math::relatively_prime (line 47) ... ok [INFO] [stdout] test src/compare/subsequence.rs - compare::subsequence::LCSubsequence (line 8) ... ok [INFO] [stdout] test src/sort/insertion.rs - sort::insertion::sort (line 4) ... ok [INFO] [stdout] test src/sort/quick.rs - sort::quick::sort_mut (line 66) ... ok [INFO] [stdout] test src/search/binary.rs - search::binary::search (line 51) ... ok [INFO] [stdout] test src/sort/merge.rs - sort::merge::sort_mut (line 82) ... ok [INFO] [stdout] test src/sort/bubble.rs - sort::bubble::sort (line 13) ... ok [INFO] [stdout] test src/sort/merge.rs - sort::merge::sort (line 61) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.24s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "abeed7f142f4fab711b2f95bea2022b0f78c3d5e4d5b971ec3b3ae7a397565bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "abeed7f142f4fab711b2f95bea2022b0f78c3d5e4d5b971ec3b3ae7a397565bb", kill_on_drop: false }` [INFO] [stdout] abeed7f142f4fab711b2f95bea2022b0f78c3d5e4d5b971ec3b3ae7a397565bb