[INFO] cloning repository https://github.com/borjarus/circular_references
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/borjarus/circular_references" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fborjarus%2Fcircular_references", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fborjarus%2Fcircular_references'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dfb97f8eb0c786a37aea31494f98c924f221f7b5
[INFO] testing borjarus/circular_references 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%2Fborjarus%2Fcircular_references" "/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/borjarus/circular_references 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/borjarus/circular_references
[INFO] finished tweaking git repo https://github.com/borjarus/circular_references
[INFO] tweaked toml for git repo https://github.com/borjarus/circular_references written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/borjarus/circular_references 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] [stderr]     Blocking waiting for file lock on package cache
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9bcbef6ed43cfb439578845cffa9181898f97dc26278d44bab49452097336658
[INFO] running `Command { std: "docker" "start" "-a" "9bcbef6ed43cfb439578845cffa9181898f97dc26278d44bab49452097336658", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9bcbef6ed43cfb439578845cffa9181898f97dc26278d44bab49452097336658", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bcbef6ed43cfb439578845cffa9181898f97dc26278d44bab49452097336658", kill_on_drop: false }`
[INFO] [stdout] 9bcbef6ed43cfb439578845cffa9181898f97dc26278d44bab49452097336658
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb7d0feaa0ea9e073fd6c34bc95ac2bd976ba4b827b4f14272b4cfd1b4204934
[INFO] running `Command { std: "docker" "start" "-a" "bb7d0feaa0ea9e073fd6c34bc95ac2bd976ba4b827b4f14272b4cfd1b4204934", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling circular_references v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.85s
[INFO] running `Command { std: "docker" "inspect" "bb7d0feaa0ea9e073fd6c34bc95ac2bd976ba4b827b4f14272b4cfd1b4204934", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb7d0feaa0ea9e073fd6c34bc95ac2bd976ba4b827b4f14272b4cfd1b4204934", kill_on_drop: false }`
[INFO] [stdout] bb7d0feaa0ea9e073fd6c34bc95ac2bd976ba4b827b4f14272b4cfd1b4204934
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9be36b1299c54f30135dfd141944ebaf8a5a7add3f97553d6cea32b8d253154
[INFO] running `Command { std: "docker" "start" "-a" "b9be36b1299c54f30135dfd141944ebaf8a5a7add3f97553d6cea32b8d253154", kill_on_drop: false }`
[INFO] [stderr]    Compiling circular_references v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.47s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/circular_references-2c25027612209fd4)
[INFO] running `Command { std: "docker" "inspect" "b9be36b1299c54f30135dfd141944ebaf8a5a7add3f97553d6cea32b8d253154", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9be36b1299c54f30135dfd141944ebaf8a5a7add3f97553d6cea32b8d253154", kill_on_drop: false }`
[INFO] [stdout] b9be36b1299c54f30135dfd141944ebaf8a5a7add3f97553d6cea32b8d253154
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 11ec1ef80655c62ccf23c67f54e4ab84f80656cb203ecd144cfff4b7a1e2166e
[INFO] running `Command { std: "docker" "start" "-a" "11ec1ef80655c62ccf23c67f54e4ab84f80656cb203ecd144cfff4b7a1e2166e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.82s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/circular_references-2c25027612209fd4)
[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" "11ec1ef80655c62ccf23c67f54e4ab84f80656cb203ecd144cfff4b7a1e2166e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11ec1ef80655c62ccf23c67f54e4ab84f80656cb203ecd144cfff4b7a1e2166e", kill_on_drop: false }`
[INFO] [stdout] 11ec1ef80655c62ccf23c67f54e4ab84f80656cb203ecd144cfff4b7a1e2166e