[INFO] cloning repository https://github.com/miutamihai/ds-homework-1
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/miutamihai/ds-homework-1" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmiutamihai%2Fds-homework-1", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmiutamihai%2Fds-homework-1'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b88e738bf4ae1c137cd0d327cb7b2ce94878d4c3
[INFO] testing miutamihai/ds-homework-1 against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmiutamihai%2Fds-homework-1" "/workspace/builds/worker-20/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-20/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/miutamihai/ds-homework-1 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/miutamihai/ds-homework-1
[INFO] finished tweaking git repo https://github.com/miutamihai/ds-homework-1
[INFO] tweaked toml for git repo https://github.com/miutamihai/ds-homework-1 written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate git repo https://github.com/miutamihai/ds-homework-1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 76c487c6f2b58e296246e46d75ddae4532720d984a85ea5c03915b5ef4e4b601
[INFO] running `Command { std: "docker" "start" "-a" "76c487c6f2b58e296246e46d75ddae4532720d984a85ea5c03915b5ef4e4b601", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76c487c6f2b58e296246e46d75ddae4532720d984a85ea5c03915b5ef4e4b601", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76c487c6f2b58e296246e46d75ddae4532720d984a85ea5c03915b5ef4e4b601", kill_on_drop: false }`
[INFO] [stdout] 76c487c6f2b58e296246e46d75ddae4532720d984a85ea5c03915b5ef4e4b601
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4792efd7569bd061e7777e0752317f9ce88ab4ea627b5c75ddb4f3648c41124
[INFO] running `Command { std: "docker" "start" "-a" "e4792efd7569bd061e7777e0752317f9ce88ab4ea627b5c75ddb4f3648c41124", kill_on_drop: false }`
[INFO] [stderr]    Compiling homework1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `subsets_exercise_4::subset`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use subsets_exercise_4::subset;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^------
[INFO] [stdout]   |     |                   |
[INFO] [stdout]   |     |                   help: a similar name exists in the module: `subsets`
[INFO] [stdout]   |     no `subset` in `subsets_exercise_4`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0369]: cannot add `i32` to `&Vec<i32>`
[INFO] [stdout]  --> src/subsets_exercise_4.rs:8:33
[INFO] [stdout]   |
[INFO] [stdout] 8 |     subsets(set, result, subset + set[index], index + 1);
[INFO] [stdout]   |                          ------ ^ ---------- i32
[INFO] [stdout]   |                          |
[INFO] [stdout]   |                          &Vec<i32>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0369, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0369`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `homework1` due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "e4792efd7569bd061e7777e0752317f9ce88ab4ea627b5c75ddb4f3648c41124", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4792efd7569bd061e7777e0752317f9ce88ab4ea627b5c75ddb4f3648c41124", kill_on_drop: false }`
[INFO] [stdout] e4792efd7569bd061e7777e0752317f9ce88ab4ea627b5c75ddb4f3648c41124