[INFO] cloning repository https://github.com/xsoer/algorithm [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xsoer/algorithm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxsoer%2Falgorithm", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxsoer%2Falgorithm'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 94e70f1209ae96ffae5f1d1bb9499df176999dd0 [INFO] checking xsoer/algorithm against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxsoer%2Falgorithm" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/xsoer/algorithm on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/xsoer/algorithm [INFO] finished tweaking git repo https://github.com/xsoer/algorithm [INFO] tweaked toml for git repo https://github.com/xsoer/algorithm written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/xsoer/algorithm already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "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" "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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", 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] 1fe4aaad894d1e38157169a22cdf74f8dd97cc65771b65c630ef55c7bc3974f2 [INFO] running `Command { std: "docker" "start" "-a" "1fe4aaad894d1e38157169a22cdf74f8dd97cc65771b65c630ef55c7bc3974f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1fe4aaad894d1e38157169a22cdf74f8dd97cc65771b65c630ef55c7bc3974f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1fe4aaad894d1e38157169a22cdf74f8dd97cc65771b65c630ef55c7bc3974f2", kill_on_drop: false }` [INFO] [stdout] 1fe4aaad894d1e38157169a22cdf74f8dd97cc65771b65c630ef55c7bc3974f2 [INFO] running `Command { std: "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" "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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fb4e9f5b207bf4e7581980e2d9fb1ac60c81556b220e36372edd4123ab756cef [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" "fb4e9f5b207bf4e7581980e2d9fb1ac60c81556b220e36372edd4123ab756cef", kill_on_drop: false }` [INFO] [stderr] Checking algorithm v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/math.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 29 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/sort.rs:114:9 [INFO] [stdout] | [INFO] [stdout] 114 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `gcd` [INFO] [stdout] --> src/math.rs:2:8 [INFO] [stdout] | [INFO] [stdout] 2 | pub fn gcd(a: usize, b: usize) -> usize { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `lcm` [INFO] [stdout] --> src/math.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn lcm(a: usize, b: usize) -> usize { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `fib` [INFO] [stdout] --> src/math.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn fib(n: usize) -> usize { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `bubble_sort` [INFO] [stdout] --> src/sort.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn bubble_sort(arr: &mut Vec) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `insertion_sort` [INFO] [stdout] --> src/sort.rs:27:8 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn insertion_sort(arr: &mut Vec) [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `selection_sort` [INFO] [stdout] --> src/sort.rs:52:8 [INFO] [stdout] | [INFO] [stdout] 52 | pub fn selection_sort(arr: &mut Vec) [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `quick_sort` [INFO] [stdout] --> src/sort.rs:75:8 [INFO] [stdout] | [INFO] [stdout] 75 | pub fn quick_sort(arr: &mut Vec) [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `quick` [INFO] [stdout] --> src/sort.rs:86:4 [INFO] [stdout] | [INFO] [stdout] 86 | fn quick(arr: &mut Vec, left: usize, right: usize) [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `DataType` [INFO] [stdout] --> src/sort.rs:115:5 [INFO] [stdout] | [INFO] [stdout] 115 | / type DataType<'a> = ( [INFO] [stdout] 116 | | Vec, [INFO] [stdout] 117 | | Vec, [INFO] [stdout] 118 | | Vec, [INFO] [stdout] ... | [INFO] [stdout] 124 | | Vec<&'a str>, [INFO] [stdout] 125 | | ); [INFO] [stdout] | |______^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `data` [INFO] [stdout] --> src/sort.rs:127:8 [INFO] [stdout] | [INFO] [stdout] 127 | fn data() -> DataType<'static> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.48s [INFO] running `Command { std: "docker" "inspect" "fb4e9f5b207bf4e7581980e2d9fb1ac60c81556b220e36372edd4123ab756cef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb4e9f5b207bf4e7581980e2d9fb1ac60c81556b220e36372edd4123ab756cef", kill_on_drop: false }` [INFO] [stdout] fb4e9f5b207bf4e7581980e2d9fb1ac60c81556b220e36372edd4123ab756cef