[INFO] cloning repository https://github.com/PABannier/dummy_benchmarking_rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PABannier/dummy_benchmarking_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPABannier%2Fdummy_benchmarking_rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPABannier%2Fdummy_benchmarking_rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7472c89b20a47ec1be58f50b7eeea11affcc7319 [INFO] testing PABannier/dummy_benchmarking_rust against 1.59.0 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPABannier%2Fdummy_benchmarking_rust" "/workspace/builds/worker-19/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-19/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/PABannier/dummy_benchmarking_rust on toolchain 1.59.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/PABannier/dummy_benchmarking_rust [INFO] finished tweaking git repo https://github.com/PABannier/dummy_benchmarking_rust [INFO] tweaked toml for git repo https://github.com/PABannier/dummy_benchmarking_rust written to /workspace/builds/worker-19/source/Cargo.toml [INFO] crate git repo https://github.com/PABannier/dummy_benchmarking_rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 21a586f4e365798d92cfa19ff971d322f73732b638f78229e70cfeff0c7777ec [INFO] running `Command { std: "docker" "start" "-a" "21a586f4e365798d92cfa19ff971d322f73732b638f78229e70cfeff0c7777ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "21a586f4e365798d92cfa19ff971d322f73732b638f78229e70cfeff0c7777ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "21a586f4e365798d92cfa19ff971d322f73732b638f78229e70cfeff0c7777ec", kill_on_drop: false }` [INFO] [stdout] 21a586f4e365798d92cfa19ff971d322f73732b638f78229e70cfeff0c7777ec [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e3bf836c53f8d9e66e74499e473b4441034920268f7c9330cf0434110dc7ca78 [INFO] running `Command { std: "docker" "start" "-a" "e3bf836c53f8d9e66e74499e473b4441034920268f7c9330cf0434110dc7ca78", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.117 [INFO] [stderr] Compiling ppv-lite86 v0.2.16 [INFO] [stderr] Compiling getrandom v0.2.4 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand_pcg v0.3.1 [INFO] [stderr] Compiling rand_seeder v0.2.2 [INFO] [stderr] Compiling rand v0.8.4 [INFO] [stderr] Compiling orst v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function is never used: `bubble_sort` [INFO] [stdout] --> src/sort.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn bubble_sort(arr: &mut [T]) { [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.rs:13:12 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn merge_sort(arr: &mut [T]) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `merge` [INFO] [stdout] --> src/sort.rs:26:8 [INFO] [stdout] | [INFO] [stdout] 26 | fn merge(arr1: &[T], arr2: &[T], out: &mut [T]) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `quick_sort` [INFO] [stdout] --> src/sort.rs:57:12 [INFO] [stdout] | [INFO] [stdout] 57 | pub fn quick_sort(arr: &mut [T]) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `quick_sort_helper` [INFO] [stdout] --> src/sort.rs:62:8 [INFO] [stdout] | [INFO] [stdout] 62 | fn quick_sort_helper(arr: &mut [T], start: usize, end: usize) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `partition` [INFO] [stdout] --> src/sort.rs:71:8 [INFO] [stdout] | [INFO] [stdout] 71 | fn partition(arr: &mut [T], start: usize, end: usize) -> usize { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `heap_sort` [INFO] [stdout] --> src/sort.rs:93:12 [INFO] [stdout] | [INFO] [stdout] 93 | pub fn heap_sort(arr: &mut [T]) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `sift_down` [INFO] [stdout] --> src/sort.rs:107:8 [INFO] [stdout] | [INFO] [stdout] 107 | fn sift_down(arr: &mut [T], left: usize, right: usize) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `radix_sort` [INFO] [stdout] --> src/sort.rs:132:12 [INFO] [stdout] | [INFO] [stdout] 132 | pub fn radix_sort(arr: &mut [T]) [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `counting_sort` [INFO] [stdout] --> src/sort.rs:157:8 [INFO] [stdout] | [INFO] [stdout] 157 | fn counting_sort(arr: &mut [T], digit_column: u64) [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(test)] [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `orst` due to 2 previous errors; 10 warnings emitted [INFO] running `Command { std: "docker" "inspect" "e3bf836c53f8d9e66e74499e473b4441034920268f7c9330cf0434110dc7ca78", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e3bf836c53f8d9e66e74499e473b4441034920268f7c9330cf0434110dc7ca78", kill_on_drop: false }` [INFO] [stdout] e3bf836c53f8d9e66e74499e473b4441034920268f7c9330cf0434110dc7ca78