[INFO] fetching crate superlink 0.0.1...
[INFO] testing superlink-0.0.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate superlink 0.0.1 into /workspace/builds/worker-97/source
[INFO] validating manifest of crates.io crate superlink 0.0.1 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 superlink 0.0.1
[INFO] finished tweaking crates.io crate superlink 0.0.1
[INFO] tweaked toml for crates.io crate superlink 0.0.1 written to /workspace/builds/worker-97/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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] 05e24c408a633bab5bd4ed22169cc8dd6506b6d0048e0153f2d0af6bf4d8d781
[INFO] running `Command { std: "docker" "start" "-a" "05e24c408a633bab5bd4ed22169cc8dd6506b6d0048e0153f2d0af6bf4d8d781", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "05e24c408a633bab5bd4ed22169cc8dd6506b6d0048e0153f2d0af6bf4d8d781", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05e24c408a633bab5bd4ed22169cc8dd6506b6d0048e0153f2d0af6bf4d8d781", kill_on_drop: false }`
[INFO] [stdout] 05e24c408a633bab5bd4ed22169cc8dd6506b6d0048e0153f2d0af6bf4d8d781
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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] 737065cff234c368a6b19e7ebc04f62f56e3ceabe07c02458f56516d8da80ad6
[INFO] running `Command { std: "docker" "start" "-a" "737065cff234c368a6b19e7ebc04f62f56e3ceabe07c02458f56516d8da80ad6", kill_on_drop: false }`
[INFO] [stderr]    Compiling superlink v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "737065cff234c368a6b19e7ebc04f62f56e3ceabe07c02458f56516d8da80ad6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "737065cff234c368a6b19e7ebc04f62f56e3ceabe07c02458f56516d8da80ad6", kill_on_drop: false }`
[INFO] [stdout] 737065cff234c368a6b19e7ebc04f62f56e3ceabe07c02458f56516d8da80ad6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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] 92369b20092debce72b17484ec3140655422a39a036e97930c334d317175c372
[INFO] running `Command { std: "docker" "start" "-a" "92369b20092debce72b17484ec3140655422a39a036e97930c334d317175c372", kill_on_drop: false }`
[INFO] [stderr]    Compiling superlink v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "92369b20092debce72b17484ec3140655422a39a036e97930c334d317175c372", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92369b20092debce72b17484ec3140655422a39a036e97930c334d317175c372", kill_on_drop: false }`
[INFO] [stdout] 92369b20092debce72b17484ec3140655422a39a036e97930c334d317175c372
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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] 4c2c56d573f556f0ce8ad5665ed29b37ce4ac319c53c4d7047b4971be83e9735
[INFO] running `Command { std: "docker" "start" "-a" "4c2c56d573f556f0ce8ad5665ed29b37ce4ac319c53c4d7047b4971be83e9735", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.35s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/superlink-2ec12875aa3748f9)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests superlink
[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" "4c2c56d573f556f0ce8ad5665ed29b37ce4ac319c53c4d7047b4971be83e9735", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c2c56d573f556f0ce8ad5665ed29b37ce4ac319c53c4d7047b4971be83e9735", kill_on_drop: false }`
[INFO] [stdout] 4c2c56d573f556f0ce8ad5665ed29b37ce4ac319c53c4d7047b4971be83e9735