[INFO] fetching crate all_variants 0.3.1...
[INFO] testing all_variants-0.3.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate all_variants 0.3.1 into /workspace/builds/worker-99/source
[INFO] validating manifest of crates.io crate all_variants 0.3.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate all_variants 0.3.1
[INFO] finished tweaking crates.io crate all_variants 0.3.1
[INFO] tweaked toml for crates.io crate all_variants 0.3.1 written to /workspace/builds/worker-99/source/Cargo.toml
[INFO] crate crates.io crate all_variants 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 41bea9d3dd66883d23867e5cb08ed9b5f7b7efda9c84e0c249cc1f30a4002aee
[INFO] running `Command { std: "docker" "start" "-a" "41bea9d3dd66883d23867e5cb08ed9b5f7b7efda9c84e0c249cc1f30a4002aee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41bea9d3dd66883d23867e5cb08ed9b5f7b7efda9c84e0c249cc1f30a4002aee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41bea9d3dd66883d23867e5cb08ed9b5f7b7efda9c84e0c249cc1f30a4002aee", kill_on_drop: false }`
[INFO] [stdout] 41bea9d3dd66883d23867e5cb08ed9b5f7b7efda9c84e0c249cc1f30a4002aee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f9ec32fcf73d557d66919d868abc6025ea6f80f89d7daef388880e179f989196
[INFO] running `Command { std: "docker" "start" "-a" "f9ec32fcf73d557d66919d868abc6025ea6f80f89d7daef388880e179f989196", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling all_variants v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "f9ec32fcf73d557d66919d868abc6025ea6f80f89d7daef388880e179f989196", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9ec32fcf73d557d66919d868abc6025ea6f80f89d7daef388880e179f989196", kill_on_drop: false }`
[INFO] [stdout] f9ec32fcf73d557d66919d868abc6025ea6f80f89d7daef388880e179f989196
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38b7caf8bffa9188640cd4fc04bb1d38a7ca15179ef11f0017c28e4e3248985c
[INFO] running `Command { std: "docker" "start" "-a" "38b7caf8bffa9188640cd4fc04bb1d38a7ca15179ef11f0017c28e4e3248985c", kill_on_drop: false }`
[INFO] [stderr]    Compiling all_variants v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "38b7caf8bffa9188640cd4fc04bb1d38a7ca15179ef11f0017c28e4e3248985c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38b7caf8bffa9188640cd4fc04bb1d38a7ca15179ef11f0017c28e4e3248985c", kill_on_drop: false }`
[INFO] [stdout] 38b7caf8bffa9188640cd4fc04bb1d38a7ca15179ef11f0017c28e4e3248985c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5a4ec797cc91e7464fe68f175a4dda530a2ac999f0600cca2ab16a78fd22fff6
[INFO] running `Command { std: "docker" "start" "-a" "5a4ec797cc91e7464fe68f175a4dda530a2ac999f0600cca2ab16a78fd22fff6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.47s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/all_variants-7b6aa08fa4a363bb)
[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" "5a4ec797cc91e7464fe68f175a4dda530a2ac999f0600cca2ab16a78fd22fff6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a4ec797cc91e7464fe68f175a4dda530a2ac999f0600cca2ab16a78fd22fff6", kill_on_drop: false }`
[INFO] [stdout] 5a4ec797cc91e7464fe68f175a4dda530a2ac999f0600cca2ab16a78fd22fff6