[INFO] cloning repository https://github.com/hiuryoliveira/sorting_algorithms
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hiuryoliveira/sorting_algorithms" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhiuryoliveira%2Fsorting_algorithms", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhiuryoliveira%2Fsorting_algorithms'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d3ca7700cba1873acc56d1b854d0a8f4b36f7a05
[INFO] checking hiuryoliveira/sorting_algorithms against try#c86ec274072509d26d0ee52682a0c94ed012ed89 for pr-153027
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhiuryoliveira%2Fsorting_algorithms" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/hiuryoliveira/sorting_algorithms
[INFO] finished tweaking git repo https://github.com/hiuryoliveira/sorting_algorithms
[INFO] tweaked toml for git repo https://github.com/hiuryoliveira/sorting_algorithms written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hiuryoliveira/sorting_algorithms on toolchain c86ec274072509d26d0ee52682a0c94ed012ed89
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c86ec274072509d26d0ee52682a0c94ed012ed89" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/hiuryoliveira/sorting_algorithms already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c86ec274072509d26d0ee52682a0c94ed012ed89" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking hiuryoliveira/sorting_algorithms against try#c86ec274072509d26d0ee52682a0c94ed012ed89 for pr-153027
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhiuryoliveira%2Fsorting_algorithms" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/hiuryoliveira/sorting_algorithms
[INFO] finished tweaking git repo https://github.com/hiuryoliveira/sorting_algorithms
[INFO] tweaked toml for git repo https://github.com/hiuryoliveira/sorting_algorithms written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hiuryoliveira/sorting_algorithms on toolchain c86ec274072509d26d0ee52682a0c94ed012ed89
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c86ec274072509d26d0ee52682a0c94ed012ed89" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/hiuryoliveira/sorting_algorithms already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c86ec274072509d26d0ee52682a0c94ed012ed89" "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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+c86ec274072509d26d0ee52682a0c94ed012ed89" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b2a1cc16d354870b49612aa0bb945fcdf06c09242ef446534d09dbb4f1b4131
[INFO] running `Command { std: "docker" "start" "-a" "9b2a1cc16d354870b49612aa0bb945fcdf06c09242ef446534d09dbb4f1b4131", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b2a1cc16d354870b49612aa0bb945fcdf06c09242ef446534d09dbb4f1b4131", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b2a1cc16d354870b49612aa0bb945fcdf06c09242ef446534d09dbb4f1b4131", kill_on_drop: false }`
[INFO] [stdout] 9b2a1cc16d354870b49612aa0bb945fcdf06c09242ef446534d09dbb4f1b4131
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+c86ec274072509d26d0ee52682a0c94ed012ed89" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 208f79430c01d8ac00e22dbf19965ed668bd02dd55d192e17fecd839aa8aa22d
[INFO] running `Command { std: "docker" "start" "-a" "208f79430c01d8ac00e22dbf19965ed668bd02dd55d192e17fecd839aa8aa22d", kill_on_drop: false }`
[INFO] [stderr]     Checking sorting_algorithms v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `insertion_sort` is never used
[INFO] [stdout]   --> src/main.rs:17:19
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub(crate) fn insertion_sort<T: Ord>(data: &mut [T]) {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `selection_sort` is never used
[INFO] [stdout]   --> src/main.rs:28:19
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub(crate) fn selection_sort(data : &mut Vec<i32>) {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `merge` is never used
[INFO] [stdout]   --> src/main.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn merge(data: &mut Vec<i32>, left: usize, middle: usize, right: usize) {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `merge_sort` is never used
[INFO] [stdout]   --> src/main.rs:86:19
[INFO] [stdout]    |
[INFO] [stdout] 86 |     pub(crate) fn merge_sort(arr: &mut Vec<i32>, start: usize, end: usize) {
[INFO] [stdout]    |                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bubble_sort` is never used
[INFO] [stdout]   --> src/main.rs:96:19
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub(crate) fn bubble_sort<T: Ord>(sortable: &mut [T]) {
[INFO] [stdout]    |                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] running `Command { std: "docker" "inspect" "208f79430c01d8ac00e22dbf19965ed668bd02dd55d192e17fecd839aa8aa22d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "208f79430c01d8ac00e22dbf19965ed668bd02dd55d192e17fecd839aa8aa22d", kill_on_drop: false }`
[INFO] [stdout] 208f79430c01d8ac00e22dbf19965ed668bd02dd55d192e17fecd839aa8aa22d
