[INFO] cloning repository https://github.com/dyens/sorters [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dyens/sorters" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdyens%2Fsorters", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdyens%2Fsorters'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] abe31d78dbf7e53f21a0d9165318f694f3ea5127 [INFO] checking dyens/sorters against try#b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8 for pr-78363 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdyens%2Fsorters" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dyens/sorters on toolchain b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/dyens/sorters [INFO] finished tweaking git repo https://github.com/dyens/sorters [INFO] tweaked toml for git repo https://github.com/dyens/sorters written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/dyens/sorters already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3d33b3569e92a95470405dd95f381d08fd0cf5fa967ce557519c5a39d8b3ed97 [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" "3d33b3569e92a95470405dd95f381d08fd0cf5fa967ce557519c5a39d8b3ed97", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3d33b3569e92a95470405dd95f381d08fd0cf5fa967ce557519c5a39d8b3ed97", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d33b3569e92a95470405dd95f381d08fd0cf5fa967ce557519c5a39d8b3ed97", kill_on_drop: false }` [INFO] [stdout] 3d33b3569e92a95470405dd95f381d08fd0cf5fa967ce557519c5a39d8b3ed97 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c6d6d432b288c53c1c51ffb77129ca87888f9dbccf5f4b5a6181f4ea3c491512 [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" "c6d6d432b288c53c1c51ffb77129ca87888f9dbccf5f4b5a6181f4ea3c491512", kill_on_drop: false }` [INFO] [stderr] Checking rand_core v0.2.1 [INFO] [stderr] Checking rand v0.5.1 [INFO] [stderr] Checking sorters v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: constant is never used: `N` [INFO] [stdout] --> src/main.rs:8:1 [INFO] [stdout] | [INFO] [stdout] 8 | const N: usize = 1000; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `gen_vector` [INFO] [stdout] --> src/main.rs:11:4 [INFO] [stdout] | [INFO] [stdout] 11 | fn gen_vector(len: usize) -> Vec { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `rust_sort` [INFO] [stdout] --> src/main.rs:20:4 [INFO] [stdout] | [INFO] [stdout] 20 | fn rust_sort(v: &mut Vec) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `bubble_sort` [INFO] [stdout] --> src/main.rs:24:4 [INFO] [stdout] | [INFO] [stdout] 24 | fn bubble_sort(v: &mut Vec) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `insert_sort` [INFO] [stdout] --> src/main.rs:38:4 [INFO] [stdout] | [INFO] [stdout] 38 | fn insert_sort(v: &mut Vec) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `gnome_sort` [INFO] [stdout] --> src/main.rs:56:4 [INFO] [stdout] | [INFO] [stdout] 56 | fn gnome_sort(v: &mut Vec) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `merge_sort` [INFO] [stdout] --> src/main.rs:104:4 [INFO] [stdout] | [INFO] [stdout] 104 | fn merge_sort(v: &mut Vec) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Node` [INFO] [stdout] --> src/main.rs:110:8 [INFO] [stdout] | [INFO] [stdout] 110 | struct Node where T: Ord + Clone { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/main.rs:119:8 [INFO] [stdout] | [INFO] [stdout] 119 | fn new(new_val: T) -> Node { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `insert` [INFO] [stdout] --> src/main.rs:128:8 [INFO] [stdout] | [INFO] [stdout] 128 | fn insert(&mut self, new_val: T) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `travel` [INFO] [stdout] --> src/main.rs:141:8 [INFO] [stdout] | [INFO] [stdout] 141 | fn travel(&self, to: &mut Vec ) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `tree_sort` [INFO] [stdout] --> src/main.rs:158:4 [INFO] [stdout] | [INFO] [stdout] 158 | fn tree_sort(v: &mut Vec) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `bench_sort` [INFO] [stdout] --> src/main.rs:205:4 [INFO] [stdout] | [INFO] [stdout] 205 | fn bench_sort(f: F) where [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.46s [INFO] running `Command { std: "docker" "inspect" "c6d6d432b288c53c1c51ffb77129ca87888f9dbccf5f4b5a6181f4ea3c491512", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c6d6d432b288c53c1c51ffb77129ca87888f9dbccf5f4b5a6181f4ea3c491512", kill_on_drop: false }` [INFO] [stdout] c6d6d432b288c53c1c51ffb77129ca87888f9dbccf5f4b5a6181f4ea3c491512