[INFO] cloning repository https://github.com/epbonacina/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/epbonacina/sorting-algorithms" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fepbonacina%2Fsorting-algorithms", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fepbonacina%2Fsorting-algorithms'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 67c1aed06a9f54aeafacc157b048b4d1c79573af
[INFO] checking epbonacina/sorting-algorithms against try#ae40d86d689c7b8b0a48c1e4b9d38e02bc2beab1 for pr-145108
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fepbonacina%2Fsorting-algorithms" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/epbonacina/sorting-algorithms
[INFO] finished tweaking git repo https://github.com/epbonacina/sorting-algorithms
[INFO] tweaked toml for git repo https://github.com/epbonacina/sorting-algorithms written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/epbonacina/sorting-algorithms on toolchain ae40d86d689c7b8b0a48c1e4b9d38e02bc2beab1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ae40d86d689c7b8b0a48c1e4b9d38e02bc2beab1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/epbonacina/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" "+ae40d86d689c7b8b0a48c1e4b9d38e02bc2beab1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+ae40d86d689c7b8b0a48c1e4b9d38e02bc2beab1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b365906500e1f5f78e8f8a08a633c02c28e5e9e352bef3f96754a0e5961580c7
[INFO] running `Command { std: "docker" "start" "-a" "b365906500e1f5f78e8f8a08a633c02c28e5e9e352bef3f96754a0e5961580c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b365906500e1f5f78e8f8a08a633c02c28e5e9e352bef3f96754a0e5961580c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b365906500e1f5f78e8f8a08a633c02c28e5e9e352bef3f96754a0e5961580c7", kill_on_drop: false }`
[INFO] [stdout] b365906500e1f5f78e8f8a08a633c02c28e5e9e352bef3f96754a0e5961580c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+ae40d86d689c7b8b0a48c1e4b9d38e02bc2beab1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 302dee6ce27d3e8785f0c632b57b281937bc2ea07a5b746ed64257a2e45018c0
[INFO] running `Command { std: "docker" "start" "-a" "302dee6ce27d3e8785f0c632b57b281937bc2ea07a5b746ed64257a2e45018c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.76
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking sorting-algorithms v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::LinkedList`
[INFO] [stdout]  --> src/sorting/radix_sort.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::LinkedList;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::LinkedList`
[INFO] [stdout]  --> src/sorting/radix_sort.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::LinkedList;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `array`
[INFO] [stdout]   --> src/sorting/radix_sort.rs:25:16
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn bucket_sort(array: &mut [u32], radix: u32) {
[INFO] [stdout]    |                ^^^^^ help: if this is intentional, prefix it with an underscore: `_array`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `array`
[INFO] [stdout]   --> src/sorting/radix_sort.rs:25:16
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn bucket_sort(array: &mut [u32], radix: u32) {
[INFO] [stdout]    |                ^^^^^ help: if this is intentional, prefix it with an underscore: `_array`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `radix`
[INFO] [stdout]   --> src/sorting/radix_sort.rs:25:35
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn bucket_sort(array: &mut [u32], radix: u32) {
[INFO] [stdout]    |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_radix`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `radix`
[INFO] [stdout]   --> src/sorting/radix_sort.rs:25:35
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn bucket_sort(array: &mut [u32], radix: u32) {
[INFO] [stdout]    |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_radix`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `radix_sort` is never used
[INFO] [stdout]  --> src/sorting/radix_sort.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn radix_sort(array: &mut [u32]) {
[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 `get_radix` is never used
[INFO] [stdout]   --> src/sorting/radix_sort.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn get_radix(array: &[u32]) -> u32 {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_number_of_iterations` is never used
[INFO] [stdout]   --> src/sorting/radix_sort.rs:21:4
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn get_number_of_iterations(radix: u32) -> u32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `radix_sort` is never used
[INFO] [stdout]  --> src/sorting/radix_sort.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn radix_sort(array: &mut [u32]) {
[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 `bucket_sort` is never used
[INFO] [stdout]   --> src/sorting/radix_sort.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn bucket_sort(array: &mut [u32], radix: u32) {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_radix` is never used
[INFO] [stdout]   --> src/sorting/radix_sort.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn get_radix(array: &[u32]) -> u32 {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_number_of_iterations` is never used
[INFO] [stdout]   --> src/sorting/radix_sort.rs:21:4
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn get_number_of_iterations(radix: u32) -> u32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bucket_sort` is never used
[INFO] [stdout]   --> src/sorting/radix_sort.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn bucket_sort(array: &mut [u32], radix: u32) {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.00s
[INFO] running `Command { std: "docker" "inspect" "302dee6ce27d3e8785f0c632b57b281937bc2ea07a5b746ed64257a2e45018c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "302dee6ce27d3e8785f0c632b57b281937bc2ea07a5b746ed64257a2e45018c0", kill_on_drop: false }`
[INFO] [stdout] 302dee6ce27d3e8785f0c632b57b281937bc2ea07a5b746ed64257a2e45018c0