[INFO] cloning repository https://github.com/Archina/BioInformatics-3
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Archina/BioInformatics-3" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArchina%2FBioInformatics-3", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArchina%2FBioInformatics-3'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 87b67b3e19242d30970132e85d61545c6c9779d1
[INFO] checking Archina/BioInformatics-3 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArchina%2FBioInformatics-3" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Archina/BioInformatics-3 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Archina/BioInformatics-3
[INFO] finished tweaking git repo https://github.com/Archina/BioInformatics-3
[INFO] tweaked toml for git repo https://github.com/Archina/BioInformatics-3 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Archina/BioInformatics-3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c07c22b1187f96cd79e725a134232e06277296d0db49022c098626ec54ac2a1b
[INFO] running `Command { std: "docker" "start" "-a" "c07c22b1187f96cd79e725a134232e06277296d0db49022c098626ec54ac2a1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c07c22b1187f96cd79e725a134232e06277296d0db49022c098626ec54ac2a1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c07c22b1187f96cd79e725a134232e06277296d0db49022c098626ec54ac2a1b", kill_on_drop: false }`
[INFO] [stdout] c07c22b1187f96cd79e725a134232e06277296d0db49022c098626ec54ac2a1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ede3f20b020c577dcd2890257d423306c4a19678d4de3350771ec3a836094be
[INFO] running `Command { std: "docker" "start" "-a" "8ede3f20b020c577dcd2890257d423306c4a19678d4de3350771ec3a836094be", kill_on_drop: false }`
[INFO] [stderr]     Checking prog_03 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Sequence`, `from_file`
[INFO] [stdout]    --> src/sequences.rs:129:28
[INFO] [stdout]     |
[INFO] [stdout] 129 |     use crate::sequences::{Sequence, from_file};
[INFO] [stdout]     |                            ^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]    --> src/sequences.rs:130:9
[INFO] [stdout]     |
[INFO] [stdout] 130 |     use std::path::Path;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::matrix::Matrix`
[INFO] [stdout]   --> src/matrix.rs:96:9
[INFO] [stdout]    |
[INFO] [stdout] 96 |     use crate::matrix::Matrix;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `matrix::Matrix`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use matrix::Matrix;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `matrix::Matrix`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use matrix::Matrix;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "8ede3f20b020c577dcd2890257d423306c4a19678d4de3350771ec3a836094be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ede3f20b020c577dcd2890257d423306c4a19678d4de3350771ec3a836094be", kill_on_drop: false }`
[INFO] [stdout] 8ede3f20b020c577dcd2890257d423306c4a19678d4de3350771ec3a836094be