[INFO] cloning repository https://github.com/rayman2000/mixing-sort
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rayman2000/mixing-sort" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frayman2000%2Fmixing-sort", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frayman2000%2Fmixing-sort'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 52d60e4eb047007ffa56da8dadc9f3193e764ba6
[INFO] checking rayman2000/mixing-sort against try#b28cc4eb48a6415b914e8ad0308be255ff8d73ed for pr-156508-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frayman2000%2Fmixing-sort" "/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/rayman2000/mixing-sort
[INFO] finished tweaking git repo https://github.com/rayman2000/mixing-sort
[INFO] tweaked toml for git repo https://github.com/rayman2000/mixing-sort written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rayman2000/mixing-sort on toolchain b28cc4eb48a6415b914e8ad0308be255ff8d73ed
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b28cc4eb48a6415b914e8ad0308be255ff8d73ed" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rayman2000/mixing-sort 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" "+b28cc4eb48a6415b914e8ad0308be255ff8d73ed" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b28cc4eb48a6415b914e8ad0308be255ff8d73ed" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1975f92db7316e61a3331cc3abf31dc400389d9b649b7bc5cde1e4d85ce7b03f
[INFO] running `Command { std: "docker" "start" "-a" "1975f92db7316e61a3331cc3abf31dc400389d9b649b7bc5cde1e4d85ce7b03f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1975f92db7316e61a3331cc3abf31dc400389d9b649b7bc5cde1e4d85ce7b03f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1975f92db7316e61a3331cc3abf31dc400389d9b649b7bc5cde1e4d85ce7b03f", kill_on_drop: false }`
[INFO] [stdout] 1975f92db7316e61a3331cc3abf31dc400389d9b649b7bc5cde1e4d85ce7b03f
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b28cc4eb48a6415b914e8ad0308be255ff8d73ed" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74f5aec2b442f931470731af19e94c5f16d7efe2084f091edc678a44f17d5b4f
[INFO] running `Command { std: "docker" "start" "-a" "74f5aec2b442f931470731af19e94c5f16d7efe2084f091edc678a44f17d5b4f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.184
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]     Checking simd-adler32 v0.3.9
[INFO] [stderr]     Checking adler2 v2.0.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]     Checking libloading v0.8.9
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking log v0.4.29
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling cc v1.2.17
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling yeslogic-fontconfig-sys v6.0.0
[INFO] [stderr]     Checking jpeg-decoder v0.3.2
[INFO] [stderr]    Compiling pathfinder_simd v0.5.5
[INFO] [stderr]     Checking once_cell v1.21.4
[INFO] [stderr]     Checking bytemuck v1.25.0
[INFO] [stderr]     Checking dlib v0.5.3
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking rand_core v0.10.0
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking fdeflate v0.3.7
[INFO] [stderr]    Compiling font-kit v0.14.3
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking float-ord v0.3.2
[INFO] [stderr]     Checking cpufeatures v0.3.0
[INFO] [stderr]     Checking bitflags v2.11.0
[INFO] [stderr]     Checking plotters-backend v0.3.7
[INFO] [stderr]     Checking chacha20 v0.10.0
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]     Checking ttf-parser v0.20.0
[INFO] [stderr]     Checking pathfinder_geometry v0.5.1
[INFO] [stderr]     Checking flate2 v1.1.9
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]     Checking png v0.17.16
[INFO] [stderr]    Compiling freetype-sys v0.20.1
[INFO] [stderr]     Checking rayon v1.11.0
[INFO] [stderr]     Checking dirs-sys v0.5.0
[INFO] [stderr]     Checking dirs v6.0.0
[INFO] [stderr]     Checking rand v0.10.0
[INFO] [stderr]     Checking image v0.24.9
[INFO] [stderr]     Checking plotters-bitmap v0.3.7
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking mixing-sort v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `InsertionSorter` is never constructed
[INFO] [stdout]  --> src/insertion.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct InsertionSorter {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/insertion.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | impl InsertionSorter {
[INFO] [stdout]   | -------------------- associated function in this implementation
[INFO] [stdout] 9 |     pub fn new() -> Self {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `HeapSorter` is never constructed
[INFO] [stdout]  --> src/heap.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct HeapSorter {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/heap.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl HeapSorter {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] 12 |     pub fn new(len: usize) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `initial_gap` is never used
[INFO] [stdout]  --> src/shell.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn initial_gap(len: usize) -> usize {
[INFO] [stdout]   |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ShellSorter` is never constructed
[INFO] [stdout]   --> src/shell.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct ShellSorter {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/shell.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl ShellSorter {
[INFO] [stdout]    | ---------------- associated function in this implementation
[INFO] [stdout] 19 |     pub fn new(len: usize) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.79s
[INFO] running `Command { std: "docker" "inspect" "74f5aec2b442f931470731af19e94c5f16d7efe2084f091edc678a44f17d5b4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74f5aec2b442f931470731af19e94c5f16d7efe2084f091edc678a44f17d5b4f", kill_on_drop: false }`
[INFO] [stdout] 74f5aec2b442f931470731af19e94c5f16d7efe2084f091edc678a44f17d5b4f