[INFO] cloning repository https://github.com/Logarithmus/sorts-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Logarithmus/sorts-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLogarithmus%2Fsorts-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLogarithmus%2Fsorts-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 18805067025b915e77e432c5cb6499c06e3ebfc1
[INFO] testing Logarithmus/sorts-rs against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLogarithmus%2Fsorts-rs" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Logarithmus/sorts-rs on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Logarithmus/sorts-rs
[INFO] finished tweaking git repo https://github.com/Logarithmus/sorts-rs
[INFO] tweaked toml for git repo https://github.com/Logarithmus/sorts-rs written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/Logarithmus/sorts-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_chacha v0.2.1
[INFO] [stderr]   Downloaded rayon v1.2.0
[INFO] [stderr]   Downloaded csv-core v0.1.6
[INFO] [stderr]   Downloaded rand_xoshiro v0.3.1
[INFO] [stderr]   Downloaded rand_os v0.2.2
[INFO] [stderr]   Downloaded rayon-core v1.6.0
[INFO] [stderr]   Downloaded memoffset v0.5.3
[INFO] [stderr]   Downloaded crossbeam-utils v0.7.0
[INFO] [stderr]   Downloaded num_cpus v1.11.0
[INFO] [stderr]   Downloaded itertools v0.8.1
[INFO] [stderr]   Downloaded criterion-plot v0.4.0
[INFO] [stderr]   Downloaded unicode-width v0.1.6
[INFO] [stderr]   Downloaded cast v0.2.2
[INFO] [stderr]   Downloaded csv v1.1.1
[INFO] [stderr]   Downloaded serde_json v1.0.41
[INFO] [stderr]   Downloaded c2-chacha v0.2.3
[INFO] [stderr]   Downloaded regex-automata v0.1.8
[INFO] [stderr]   Downloaded bstr v0.2.8
[INFO] [stderr]   Downloaded wasi v0.7.0
[INFO] [stderr]   Downloaded either v1.5.3
[INFO] [stderr]   Downloaded crossbeam-epoch v0.8.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.6
[INFO] [stderr]   Downloaded syn v1.0.8
[INFO] [stderr]   Downloaded criterion v0.3.0
[INFO] [stderr]   Downloaded serde_derive v1.0.102
[INFO] [stderr]   Downloaded serde v1.0.102
[INFO] [stderr]   Downloaded ryu v1.0.2
[INFO] [stderr]   Downloaded crossbeam-deque v0.7.2
[INFO] [stderr]   Downloaded itoa v0.4.4
[INFO] [stderr]   Downloaded tinytemplate v1.0.2
[INFO] [stderr]   Downloaded libc v0.2.65
[INFO] [stderr]   Downloaded getrandom v0.1.13
[INFO] [stderr]   Downloaded hermit-abi v0.1.3
[INFO] [stderr]   Downloaded rand v0.7.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fc713006ead09ae4ab7c49a70ed2c8316b82355ee764825823806b7dc347f6d2
[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" "fc713006ead09ae4ab7c49a70ed2c8316b82355ee764825823806b7dc347f6d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc713006ead09ae4ab7c49a70ed2c8316b82355ee764825823806b7dc347f6d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc713006ead09ae4ab7c49a70ed2c8316b82355ee764825823806b7dc347f6d2", kill_on_drop: false }`
[INFO] [stdout] fc713006ead09ae4ab7c49a70ed2c8316b82355ee764825823806b7dc347f6d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 382b36f2a90ed138800f8ef21439b0ee962fdf162a766935d509d581dc8b7d38
[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" "382b36f2a90ed138800f8ef21439b0ee962fdf162a766935d509d581dc8b7d38", kill_on_drop: false }`
[INFO] [stderr]    Compiling sorts_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `sorts_rs`
[INFO] [stdout] error[E0404]: expected trait, found derive macro `Debug`
[INFO] [stdout]  --> src/sort.rs:5:29
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn bubble_sort<T: Ord + Debug>(slice: &mut [T]) {
[INFO] [stdout]   |                             ^^^^^ not a trait
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items instead
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::fmt::Debug;
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::test::Debug;
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::Debug;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]  --> src/test.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use rand::Rng;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stdout] warning: unused import: `Shl`
[INFO] [stdout]  --> src/sort.rs:1:25
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::ops::{BitAnd, Shl, Shr};
[INFO] [stdout]   |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0404`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "382b36f2a90ed138800f8ef21439b0ee962fdf162a766935d509d581dc8b7d38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "382b36f2a90ed138800f8ef21439b0ee962fdf162a766935d509d581dc8b7d38", kill_on_drop: false }`
[INFO] [stdout] 382b36f2a90ed138800f8ef21439b0ee962fdf162a766935d509d581dc8b7d38
