[INFO] cloning repository https://github.com/soupslurpr/saca-k-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/soupslurpr/saca-k-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoupslurpr%2Fsaca-k-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoupslurpr%2Fsaca-k-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5b3bef6c5ff8797302a415e887a35b8013ef9894
[INFO] checking soupslurpr/saca-k-rs against master#8365fcb2b840c95eeb0bc377af8bd498fad22245 for pr-145605
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoupslurpr%2Fsaca-k-rs" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/soupslurpr/saca-k-rs
[INFO] finished tweaking git repo https://github.com/soupslurpr/saca-k-rs
[INFO] tweaked toml for git repo https://github.com/soupslurpr/saca-k-rs written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/soupslurpr/saca-k-rs on toolchain 8365fcb2b840c95eeb0bc377af8bd498fad22245
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8365fcb2b840c95eeb0bc377af8bd498fad22245" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/soupslurpr/saca-k-rs 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" "+8365fcb2b840c95eeb0bc377af8bd498fad22245" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "+8365fcb2b840c95eeb0bc377af8bd498fad22245" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3937685783b6b3ce7d9450a16c6ab5cf1246def8c54584ea12905fce0b06815f
[INFO] running `Command { std: "docker" "start" "-a" "3937685783b6b3ce7d9450a16c6ab5cf1246def8c54584ea12905fce0b06815f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3937685783b6b3ce7d9450a16c6ab5cf1246def8c54584ea12905fce0b06815f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3937685783b6b3ce7d9450a16c6ab5cf1246def8c54584ea12905fce0b06815f", kill_on_drop: false }`
[INFO] [stdout] 3937685783b6b3ce7d9450a16c6ab5cf1246def8c54584ea12905fce0b06815f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "+8365fcb2b840c95eeb0bc377af8bd498fad22245" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 812d68ef86b95b88d05272557e92c89487e55cea9ee0e38848e56eb31c61307d
[INFO] running `Command { std: "docker" "start" "-a" "812d68ef86b95b88d05272557e92c89487e55cea9ee0e38848e56eb31c61307d", kill_on_drop: false }`
[INFO] [stderr]     Checking bytemuck v1.14.0
[INFO] [stderr]     Checking saca-k-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `BufReader` and `BufWriter`
[INFO] [stdout]  --> src/main.rs:6:21
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::io::{self, BufReader, BufWriter};
[INFO] [stdout]   |                     ^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufReader` and `BufWriter`
[INFO] [stdout]  --> src/main.rs:6:21
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::io::{self, BufReader, BufWriter};
[INFO] [stdout]   |                     ^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "812d68ef86b95b88d05272557e92c89487e55cea9ee0e38848e56eb31c61307d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "812d68ef86b95b88d05272557e92c89487e55cea9ee0e38848e56eb31c61307d", kill_on_drop: false }`
[INFO] [stdout] 812d68ef86b95b88d05272557e92c89487e55cea9ee0e38848e56eb31c61307d