[INFO] cloning repository https://github.com/canelhasmateus/algos
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/canelhasmateus/algos" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcanelhasmateus%2Falgos", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcanelhasmateus%2Falgos'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6d0cd19bb2615926ca1706fb24ffecc679c017ea
[INFO] testing canelhasmateus/algos against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcanelhasmateus%2Falgos" "/workspace/builds/worker-17/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-17/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/canelhasmateus/algos 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/canelhasmateus/algos
[INFO] finished tweaking git repo https://github.com/canelhasmateus/algos
[INFO] tweaked toml for git repo https://github.com/canelhasmateus/algos written to /workspace/builds/worker-17/source/Cargo.toml
[INFO] crate git repo https://github.com/canelhasmateus/algos 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] 8cef1813e739cb57b8d481d841282717b901e308b98e3ff8af48406a05a06b72
[INFO] running `Command { std: "docker" "start" "-a" "8cef1813e739cb57b8d481d841282717b901e308b98e3ff8af48406a05a06b72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8cef1813e739cb57b8d481d841282717b901e308b98e3ff8af48406a05a06b72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cef1813e739cb57b8d481d841282717b901e308b98e3ff8af48406a05a06b72", kill_on_drop: false }`
[INFO] [stdout] 8cef1813e739cb57b8d481d841282717b901e308b98e3ff8af48406a05a06b72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] 55704f86ba1e17dec261009e169532c936305f4165fb2ac154737d12292df3c0
[INFO] running `Command { std: "docker" "start" "-a" "55704f86ba1e17dec261009e169532c936305f4165fb2ac154737d12292df3c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling algos v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]   --> src/chapter2/chapter2.rs:27:22
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn random_vector(size: usize) -> Vec<usize> {
[INFO] [stdout]    |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `input_length`
[INFO] [stdout]  --> src/chapter2/chapter2.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     input_length: usize,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `n_assignments`
[INFO] [stdout]  --> src/chapter2/chapter2.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     n_assignments: usize,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `n_comparisons`
[INFO] [stdout]  --> src/chapter2/chapter2.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     n_comparisons: usize,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `n_indexings`
[INFO] [stdout]  --> src/chapter2/chapter2.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     n_indexings: usize,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `n_swaps`
[INFO] [stdout]   --> src/chapter2/chapter2.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     n_swaps: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `time_elapsed`
[INFO] [stdout]   --> src/chapter2/chapter2.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     time_elapsed: u128,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/chapter2/chapter2.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn new(length: usize) -> SortingStatistics {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `random_vector`
[INFO] [stdout]   --> src/chapter2/chapter2.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn random_vector(size: usize) -> Vec<usize> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `insertion_sort`
[INFO] [stdout]   --> src/chapter2/chapter2.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn insertion_sort<T: Ord>(array: &mut Vec<T>) -> SortingStatistics {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.78s
[INFO] running `Command { std: "docker" "inspect" "55704f86ba1e17dec261009e169532c936305f4165fb2ac154737d12292df3c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55704f86ba1e17dec261009e169532c936305f4165fb2ac154737d12292df3c0", kill_on_drop: false }`
[INFO] [stdout] 55704f86ba1e17dec261009e169532c936305f4165fb2ac154737d12292df3c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 72b30edb40ff6f0f17d4bc029b47c557a6ba308184328ee4014f88fd5d0b881f
[INFO] running `Command { std: "docker" "start" "-a" "72b30edb40ff6f0f17d4bc029b47c557a6ba308184328ee4014f88fd5d0b881f", kill_on_drop: false }`
[INFO] [stderr]    Compiling algos v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]   --> src/chapter2/chapter2.rs:27:22
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn random_vector(size: usize) -> Vec<usize> {
[INFO] [stdout]    |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `input_length`
[INFO] [stdout]  --> src/chapter2/chapter2.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     input_length: usize,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "72b30edb40ff6f0f17d4bc029b47c557a6ba308184328ee4014f88fd5d0b881f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72b30edb40ff6f0f17d4bc029b47c557a6ba308184328ee4014f88fd5d0b881f", kill_on_drop: false }`
[INFO] [stdout] 72b30edb40ff6f0f17d4bc029b47c557a6ba308184328ee4014f88fd5d0b881f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0933fd8cea6db04d77b54d09a03b9b919836e64c88595c388966247e1e831634
[INFO] running `Command { std: "docker" "start" "-a" "0933fd8cea6db04d77b54d09a03b9b919836e64c88595c388966247e1e831634", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `size`
[INFO] [stderr]   --> src/chapter2/chapter2.rs:27:22
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub fn random_vector(size: usize) -> Vec<usize> {
[INFO] [stderr]    |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `input_length`
[INFO] [stderr]  --> src/chapter2/chapter2.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     input_length: usize,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `algos` (bin "algos" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/algos-97938a6c8ba5c175)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test chapter2::chapter2::insertion ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 21.13s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0933fd8cea6db04d77b54d09a03b9b919836e64c88595c388966247e1e831634", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0933fd8cea6db04d77b54d09a03b9b919836e64c88595c388966247e1e831634", kill_on_drop: false }`
[INFO] [stdout] 0933fd8cea6db04d77b54d09a03b9b919836e64c88595c388966247e1e831634