[INFO] cloning repository https://github.com/huntj88/bubble-sort [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/huntj88/bubble-sort" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhuntj88%2Fbubble-sort", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhuntj88%2Fbubble-sort'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 81252592a609d90ba2d5e9ce2b14daccd8365581 [INFO] testing huntj88/bubble-sort against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhuntj88%2Fbubble-sort" "/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/huntj88/bubble-sort on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/huntj88/bubble-sort [INFO] finished tweaking git repo https://github.com/huntj88/bubble-sort [INFO] tweaked toml for git repo https://github.com/huntj88/bubble-sort written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/huntj88/bubble-sort already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5702405448b34362cd5ead7a08ee8847a7c8b2596ef6d4d52f33911f52f75073 [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" "5702405448b34362cd5ead7a08ee8847a7c8b2596ef6d4d52f33911f52f75073", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5702405448b34362cd5ead7a08ee8847a7c8b2596ef6d4d52f33911f52f75073", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5702405448b34362cd5ead7a08ee8847a7c8b2596ef6d4d52f33911f52f75073", kill_on_drop: false }` [INFO] [stdout] 5702405448b34362cd5ead7a08ee8847a7c8b2596ef6d4d52f33911f52f75073 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e3e4ebd5c6732a2f18fc856c7ef8280b64058b231d544b9c05014954812e5c49 [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" "e3e4ebd5c6732a2f18fc856c7ef8280b64058b231d544b9c05014954812e5c49", kill_on_drop: false }` [INFO] [stderr] Compiling bubble-sort v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::clone::Clone` [INFO] [stdout] --> src/bubble_sort.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::clone::Clone; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Ordering` [INFO] [stdout] --> src/bubble_sort.rs:2:21 [INFO] [stdout] | [INFO] [stdout] 2 | use std::cmp::{Ord, Ordering}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bubble_sort.rs:4:28 [INFO] [stdout] | [INFO] [stdout] 4 | pub(crate) fn sort(mut list: &mut [T]) { [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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.88s [INFO] running `Command { std: "docker" "inspect" "e3e4ebd5c6732a2f18fc856c7ef8280b64058b231d544b9c05014954812e5c49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e3e4ebd5c6732a2f18fc856c7ef8280b64058b231d544b9c05014954812e5c49", kill_on_drop: false }` [INFO] [stdout] e3e4ebd5c6732a2f18fc856c7ef8280b64058b231d544b9c05014954812e5c49 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] b5027d1a8441322150d273430a80abfa842bb458ced6258137e2ac454201ca81 [INFO] running `Command { std: "docker" "start" "-a" "b5027d1a8441322150d273430a80abfa842bb458ced6258137e2ac454201ca81", kill_on_drop: false }` [INFO] [stderr] Compiling bubble-sort v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::clone::Clone` [INFO] [stdout] --> src/bubble_sort.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::clone::Clone; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Ordering` [INFO] [stdout] --> src/bubble_sort.rs:2:21 [INFO] [stdout] | [INFO] [stdout] 2 | use std::cmp::{Ord, Ordering}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bubble_sort.rs:4:28 [INFO] [stdout] | [INFO] [stdout] 4 | pub(crate) fn sort(mut list: &mut [T]) { [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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.78s [INFO] running `Command { std: "docker" "inspect" "b5027d1a8441322150d273430a80abfa842bb458ced6258137e2ac454201ca81", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b5027d1a8441322150d273430a80abfa842bb458ced6258137e2ac454201ca81", kill_on_drop: false }` [INFO] [stdout] b5027d1a8441322150d273430a80abfa842bb458ced6258137e2ac454201ca81 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 1572865a71b2faf4f3cf9f2d3c725d75a60decb430002633dc1eb7b12cddaaea [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" "1572865a71b2faf4f3cf9f2d3c725d75a60decb430002633dc1eb7b12cddaaea", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `std::clone::Clone` [INFO] [stderr] --> src/bubble_sort.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::clone::Clone; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Ordering` [INFO] [stderr] --> src/bubble_sort.rs:2:21 [INFO] [stderr] | [INFO] [stderr] 2 | use std::cmp::{Ord, Ordering}; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bubble_sort.rs:4:28 [INFO] [stderr] | [INFO] [stderr] 4 | pub(crate) fn sort(mut list: &mut [T]) { [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: `bubble-sort` (bin "bubble-sort" test) generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/bubble_sort-4190c5ffbd0b8c67) [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" "1572865a71b2faf4f3cf9f2d3c725d75a60decb430002633dc1eb7b12cddaaea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1572865a71b2faf4f3cf9f2d3c725d75a60decb430002633dc1eb7b12cddaaea", kill_on_drop: false }` [INFO] [stdout] 1572865a71b2faf4f3cf9f2d3c725d75a60decb430002633dc1eb7b12cddaaea