[INFO] cloning repository https://github.com/horiyomi/learning-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/horiyomi/learning-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoriyomi%2Flearning-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoriyomi%2Flearning-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2863efe37c2f1208dad0a900e2820284d2c80d38
[INFO] testing horiyomi/learning-rust against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoriyomi%2Flearning-rust" "/workspace/builds/worker-19/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-19/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/horiyomi/learning-rust on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/horiyomi/learning-rust
[INFO] finished tweaking git repo https://github.com/horiyomi/learning-rust
[INFO] tweaked toml for git repo https://github.com/horiyomi/learning-rust written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] crate git repo https://github.com/horiyomi/learning-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 959abe851c1f85f27940d7c124f76817a23ecc1ada0020847eb84f8cd79fc189
[INFO] running `Command { std: "docker" "start" "-a" "959abe851c1f85f27940d7c124f76817a23ecc1ada0020847eb84f8cd79fc189", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "959abe851c1f85f27940d7c124f76817a23ecc1ada0020847eb84f8cd79fc189", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "959abe851c1f85f27940d7c124f76817a23ecc1ada0020847eb84f8cd79fc189", kill_on_drop: false }`
[INFO] [stdout] 959abe851c1f85f27940d7c124f76817a23ecc1ada0020847eb84f8cd79fc189
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5276ed791fe7ff3b54c977b24c053d95cb646145ba243f3a8b79c600a767b01
[INFO] running `Command { std: "docker" "start" "-a" "a5276ed791fe7ff3b54c977b24c053d95cb646145ba243f3a8b79c600a767b01", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling basics v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.93s
[INFO] running `Command { std: "docker" "inspect" "a5276ed791fe7ff3b54c977b24c053d95cb646145ba243f3a8b79c600a767b01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5276ed791fe7ff3b54c977b24c053d95cb646145ba243f3a8b79c600a767b01", kill_on_drop: false }`
[INFO] [stdout] a5276ed791fe7ff3b54c977b24c053d95cb646145ba243f3a8b79c600a767b01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4409373810aff77f7f70b9d2dc108b4517a567881b9f6f5b26d0de0ee1b7a564
[INFO] running `Command { std: "docker" "start" "-a" "4409373810aff77f7f70b9d2dc108b4517a567881b9f6f5b26d0de0ee1b7a564", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling basics v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.73s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/basics-a704905657dc7a36)
[INFO] running `Command { std: "docker" "inspect" "4409373810aff77f7f70b9d2dc108b4517a567881b9f6f5b26d0de0ee1b7a564", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4409373810aff77f7f70b9d2dc108b4517a567881b9f6f5b26d0de0ee1b7a564", kill_on_drop: false }`
[INFO] [stdout] 4409373810aff77f7f70b9d2dc108b4517a567881b9f6f5b26d0de0ee1b7a564
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 20b93d9e28e9fb5baeb4100aa2017fa825ac64b4ec13108bda6dab8e990fb701
[INFO] running `Command { std: "docker" "start" "-a" "20b93d9e28e9fb5baeb4100aa2017fa825ac64b4ec13108bda6dab8e990fb701", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/basics-a704905657dc7a36)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "20b93d9e28e9fb5baeb4100aa2017fa825ac64b4ec13108bda6dab8e990fb701", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20b93d9e28e9fb5baeb4100aa2017fa825ac64b4ec13108bda6dab8e990fb701", kill_on_drop: false }`
[INFO] [stdout] 20b93d9e28e9fb5baeb4100aa2017fa825ac64b4ec13108bda6dab8e990fb701