[INFO] cloning repository https://github.com/kwannoel/algorithms [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kwannoel/algorithms" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkwannoel%2Falgorithms", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkwannoel%2Falgorithms'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] fb2884575239529b0da700522461e460036cc012 [INFO] testing kwannoel/algorithms against 1.49.0 for beta-1.50-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkwannoel%2Falgorithms" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kwannoel/algorithms on toolchain 1.49.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/kwannoel/algorithms [INFO] finished tweaking git repo https://github.com/kwannoel/algorithms [INFO] tweaked toml for git repo https://github.com/kwannoel/algorithms written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/kwannoel/algorithms already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a9c35b30a0e6fbe70ea851fe04ea672823b413467463bc42ae2b54c10d2211a5 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "a9c35b30a0e6fbe70ea851fe04ea672823b413467463bc42ae2b54c10d2211a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a9c35b30a0e6fbe70ea851fe04ea672823b413467463bc42ae2b54c10d2211a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a9c35b30a0e6fbe70ea851fe04ea672823b413467463bc42ae2b54c10d2211a5", kill_on_drop: false }` [INFO] [stdout] a9c35b30a0e6fbe70ea851fe04ea672823b413467463bc42ae2b54c10d2211a5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 364935e44c408dd9e261561ddce3950b8e9231c1495c5602edca6b9420e66c02 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "364935e44c408dd9e261561ddce3950b8e9231c1495c5602edca6b9420e66c02", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.67 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling algorithms v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `mid` [INFO] [stdout] --> src/sort/merge_sort.rs:50:63 [INFO] [stdout] | [INFO] [stdout] 50 | pub fn iterative_merge_sort(mut arr: &mut Vec, l: usize, mid: usize, r: usize) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_mid` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `bubble_sort` [INFO] [stdout] --> src/sort/bubble_sort.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn bubble_sort(arr: &mut [i32]) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `merge_sort` [INFO] [stdout] --> src/sort/merge_sort.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn merge_sort(arr: Vec) -> Vec{ [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `merge` [INFO] [stdout] --> src/sort/merge_sort.rs:23:4 [INFO] [stdout] | [INFO] [stdout] 23 | fn merge(arr1: Vec, arr2: Vec) -> Vec { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `iterative_merge_sort` [INFO] [stdout] --> src/sort/merge_sort.rs:50:8 [INFO] [stdout] | [INFO] [stdout] 50 | pub fn iterative_merge_sort(mut arr: &mut Vec, l: usize, mid: usize, r: usize) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `insertion_sort` [INFO] [stdout] --> src/sort/insertion_sort.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn insertion_sort(arr: &mut [i32]) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `selection_sort` [INFO] [stdout] --> src/sort/selection_sort.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn selection_sort(arr: &mut [i32]) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `quick_sort` [INFO] [stdout] --> src/sort/quick_sort.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn quick_sort(arr: &mut [i32]) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `knuth_shuffle` [INFO] [stdout] --> src/shuffle.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn knuth_shuffle(arr: &mut [i32]) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `newPos` should have a snake case name [INFO] [stdout] --> src/shuffle.rs:9:13 [INFO] [stdout] | [INFO] [stdout] 9 | let newPos = rng.gen_range(0, i); [INFO] [stdout] | ^^^^^^ help: convert the identifier to snake case: `new_pos` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.21s [INFO] running `Command { std: "docker" "inspect" "364935e44c408dd9e261561ddce3950b8e9231c1495c5602edca6b9420e66c02", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "364935e44c408dd9e261561ddce3950b8e9231c1495c5602edca6b9420e66c02", kill_on_drop: false }` [INFO] [stdout] 364935e44c408dd9e261561ddce3950b8e9231c1495c5602edca6b9420e66c02 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e967ea6b5c6dd7109bd1a429f673ca5aac62a8ec39bd14728ef0c299f5e24964 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "e967ea6b5c6dd7109bd1a429f673ca5aac62a8ec39bd14728ef0c299f5e24964", kill_on_drop: false }` [INFO] [stderr] Compiling algorithms v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `mid` [INFO] [stdout] --> src/sort/merge_sort.rs:50:63 [INFO] [stdout] | [INFO] [stdout] 50 | pub fn iterative_merge_sort(mut arr: &mut Vec, l: usize, mid: usize, r: usize) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_mid` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `iterative_merge_sort_wrap` [INFO] [stdout] --> src/sort/merge_sort.rs:100:8 [INFO] [stdout] | [INFO] [stdout] 100 | fn iterative_merge_sort_wrap(arr: &mut [i32]) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `newPos` should have a snake case name [INFO] [stdout] --> src/shuffle.rs:9:13 [INFO] [stdout] | [INFO] [stdout] 9 | let newPos = rng.gen_range(0, i); [INFO] [stdout] | ^^^^^^ help: convert the identifier to snake case: `new_pos` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.39s [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "e967ea6b5c6dd7109bd1a429f673ca5aac62a8ec39bd14728ef0c299f5e24964", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e967ea6b5c6dd7109bd1a429f673ca5aac62a8ec39bd14728ef0c299f5e24964", kill_on_drop: false }` [INFO] [stdout] e967ea6b5c6dd7109bd1a429f673ca5aac62a8ec39bd14728ef0c299f5e24964 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 2ad7fdb84a9bf728181d3456d63f76eb82a884a14298d7e82da8b0a8de26b051 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "2ad7fdb84a9bf728181d3456d63f76eb82a884a14298d7e82da8b0a8de26b051", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `mid` [INFO] [stderr] --> src/sort/merge_sort.rs:50:63 [INFO] [stderr] | [INFO] [stderr] 50 | pub fn iterative_merge_sort(mut arr: &mut Vec, l: usize, mid: usize, r: usize) { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_mid` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `iterative_merge_sort_wrap` [INFO] [stderr] --> src/sort/merge_sort.rs:100:8 [INFO] [stderr] | [INFO] [stderr] 100 | fn iterative_merge_sort_wrap(arr: &mut [i32]) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `newPos` should have a snake case name [INFO] [stderr] --> src/shuffle.rs:9:13 [INFO] [stderr] | [INFO] [stderr] 9 | let newPos = rng.gen_range(0, i); [INFO] [stderr] | ^^^^^^ help: convert the identifier to snake case: `new_pos` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/algorithms-b170eba7d7db31c2 [INFO] [stdout] [INFO] [stdout] running 27 tests [INFO] [stdout] test sort::bubble_sort::test::test2 ... ok [INFO] [stdout] test sort::bubble_sort::test::test4 ... ok [INFO] [stdout] test sort::bubble_sort::test::test3 ... ok [INFO] [stdout] test sort::bubble_sort::test::test1 ... ok [INFO] [stdout] test sort::bubble_sort::test::test5 ... ok [INFO] [stdout] test sort::insertion_sort::test::test1 ... ok [INFO] [stdout] test sort::insertion_sort::test::test5 ... ok [INFO] [stdout] test sort::insertion_sort::test::test3 ... ok [INFO] [stdout] test sort::insertion_sort::test::test2 ... ok [INFO] [stdout] test sort::insertion_sort::test::test4 ... ok [INFO] [stdout] test sort::merge_sort::test::test2 ... ok [INFO] [stdout] test sort::merge_sort::test::test1 ... ok [INFO] [stdout] test sort::merge_sort::test::test4 ... ok [INFO] [stdout] test sort::merge_sort::test::test3 ... ok [INFO] [stdout] test shuffle::test::test_knuth_shuffle ... ok [INFO] [stdout] test sort::selection_sort::test::test3 ... ok [INFO] [stdout] test sort::selection_sort::test::test4 ... ok [INFO] [stdout] test sort::selection_sort::test::test2 ... ok [INFO] [stdout] test sort::selection_sort::test::test1 ... ok [INFO] [stdout] test sort::selection_sort::test::test5 ... ok [INFO] [stdout] test sort::quick_sort::test::test5 ... ok [INFO] [stdout] test sort::quick_sort::test::test2 ... ok [INFO] [stdout] test sort::merge_sort::test::test6 ... ok [INFO] [stdout] test sort::quick_sort::test::test3 ... ok [INFO] [stdout] test sort::quick_sort::test::test4 ... ok [INFO] [stdout] test sort::quick_sort::test::test1 ... ok [INFO] [stdout] test sort::merge_sort::test::test5 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "2ad7fdb84a9bf728181d3456d63f76eb82a884a14298d7e82da8b0a8de26b051", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2ad7fdb84a9bf728181d3456d63f76eb82a884a14298d7e82da8b0a8de26b051", kill_on_drop: false }` [INFO] [stdout] 2ad7fdb84a9bf728181d3456d63f76eb82a884a14298d7e82da8b0a8de26b051