[INFO] updating cached repository https://github.com/alexlai97/sorting_algorithm_demos [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 3bdfa390213822847cbb774117f87727f431825e [INFO] testing alexlai97/sorting_algorithm_demos against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexlai97%2Fsorting_algorithm_demos" "/workspace/builds/worker-4/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/alexlai97/sorting_algorithm_demos on toolchain 41997647ba6a77908f6ef64401414feb00bccf16 [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/alexlai97/sorting_algorithm_demos [INFO] finished tweaking git repo https://github.com/alexlai97/sorting_algorithm_demos [INFO] tweaked toml for git repo https://github.com/alexlai97/sorting_algorithm_demos written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/alexlai97/sorting_algorithm_demos already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] f9140664a5ae804c6207e7325d7510ffcc692b070b4db6fcec98da376fc176ba [INFO] running `"docker" "start" "-a" "f9140664a5ae804c6207e7325d7510ffcc692b070b4db6fcec98da376fc176ba"` [INFO] [stderr] Compiling sorting_algs_demos v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `self::Node::*` [INFO] [stderr] --> src/binarytreesort.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use self::Node::*; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/binarytreesort.rs:3:23 [INFO] [stderr] | [INFO] [stderr] 3 | pub fn binarytreesort(mut array: Vec) -> Vec { [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: enum is never used: `Node` [INFO] [stderr] --> src/binarytreesort.rs:23:6 [INFO] [stderr] | [INFO] [stderr] 23 | enum Node { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.28s [INFO] running `"docker" "inspect" "f9140664a5ae804c6207e7325d7510ffcc692b070b4db6fcec98da376fc176ba"` [INFO] running `"docker" "rm" "-f" "f9140664a5ae804c6207e7325d7510ffcc692b070b4db6fcec98da376fc176ba"` [INFO] [stdout] f9140664a5ae804c6207e7325d7510ffcc692b070b4db6fcec98da376fc176ba [INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 2ee480ab0f44b77bb53fd9f8530ccc751db4207edd0d463809abcb697bc7a03f [INFO] running `"docker" "start" "-a" "2ee480ab0f44b77bb53fd9f8530ccc751db4207edd0d463809abcb697bc7a03f"` [INFO] [stderr] Compiling sorting_algs_demos v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `self::Node::*` [INFO] [stderr] --> src/binarytreesort.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use self::Node::*; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/binarytreesort.rs:3:23 [INFO] [stderr] | [INFO] [stderr] 3 | pub fn binarytreesort(mut array: Vec) -> Vec { [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: enum is never used: `Node` [INFO] [stderr] --> src/binarytreesort.rs:23:6 [INFO] [stderr] | [INFO] [stderr] 23 | enum Node { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused import: `self::Node::*` [INFO] [stderr] --> src/binarytreesort.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use self::Node::*; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/binarytreesort.rs:3:23 [INFO] [stderr] | [INFO] [stderr] 3 | pub fn binarytreesort(mut array: Vec) -> Vec { [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: enum is never used: `Node` [INFO] [stderr] --> src/binarytreesort.rs:23:6 [INFO] [stderr] | [INFO] [stderr] 23 | enum Node { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.26s [INFO] running `"docker" "inspect" "2ee480ab0f44b77bb53fd9f8530ccc751db4207edd0d463809abcb697bc7a03f"` [INFO] running `"docker" "rm" "-f" "2ee480ab0f44b77bb53fd9f8530ccc751db4207edd0d463809abcb697bc7a03f"` [INFO] [stdout] 2ee480ab0f44b77bb53fd9f8530ccc751db4207edd0d463809abcb697bc7a03f [INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 22410ead1e341349a560a1bc2d2904f85767a21baec834a4aa3ffd18e4bfd329 [INFO] running `"docker" "start" "-a" "22410ead1e341349a560a1bc2d2904f85767a21baec834a4aa3ffd18e4bfd329"` [INFO] [stderr] warning: unused import: `self::Node::*` [INFO] [stderr] --> src/binarytreesort.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use self::Node::*; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `self::Node::*` [INFO] [stderr] --> src/binarytreesort.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use self::Node::*; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/binarytreesort.rs:3:23 [INFO] [stderr] | [INFO] [stderr] 3 | pub fn binarytreesort(mut array: Vec) -> Vec { [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: enum is never used: `Node` [INFO] [stderr] --> src/binarytreesort.rs:23:6 [INFO] [stderr] | [INFO] [stderr] 23 | enum Node { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/binarytreesort.rs:3:23 [INFO] [stderr] | [INFO] [stderr] 3 | pub fn binarytreesort(mut array: Vec) -> Vec { [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: enum is never used: `Node` [INFO] [stderr] --> src/binarytreesort.rs:23:6 [INFO] [stderr] | [INFO] [stderr] 23 | enum Node { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/sorting_algs_demos-8269aa67a4ef78dc [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stderr] Running /opt/rustwide/target/debug/deps/sorting_algs_demos-6cec7dcd76031b84 [INFO] [stdout] test mergesort::tests::merge_test ... ok [INFO] [stdout] test mergesort::tests::mergesort_test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [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 [INFO] [stdout] [INFO] [stderr] Doc-tests sorting_algs_demos [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test src/bubblesort.rs - bubblesort::bubblesort (line 26) ... ok [INFO] [stdout] test src/selectionsort.rs - selectionsort::selectionsort (line 4) ... ok [INFO] [stdout] test src/insertionsort.rs - insertionsort::insertionsort (line 4) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "22410ead1e341349a560a1bc2d2904f85767a21baec834a4aa3ffd18e4bfd329"` [INFO] running `"docker" "rm" "-f" "22410ead1e341349a560a1bc2d2904f85767a21baec834a4aa3ffd18e4bfd329"` [INFO] [stdout] 22410ead1e341349a560a1bc2d2904f85767a21baec834a4aa3ffd18e4bfd329