[INFO] fetching crate ist 0.1.0...
[INFO] testing ist-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate ist 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate ist 0.1.0 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 ist 0.1.0
[INFO] finished tweaking crates.io crate ist 0.1.0
[INFO] tweaked toml for crates.io crate ist 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate ist 0.1.0 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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 29768047bd1460605a5704fa5f3184ffc87931ecb952ac142b247ebfac4fb204
[INFO] running `Command { std: "docker" "start" "-a" "29768047bd1460605a5704fa5f3184ffc87931ecb952ac142b247ebfac4fb204", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29768047bd1460605a5704fa5f3184ffc87931ecb952ac142b247ebfac4fb204", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29768047bd1460605a5704fa5f3184ffc87931ecb952ac142b247ebfac4fb204", kill_on_drop: false }`
[INFO] [stdout] 29768047bd1460605a5704fa5f3184ffc87931ecb952ac142b247ebfac4fb204
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 3449b48e87cb1c4d26676ea217dcff546b6ed2ed59b796f847c36e668ed6be84
[INFO] running `Command { std: "docker" "start" "-a" "3449b48e87cb1c4d26676ea217dcff546b6ed2ed59b796f847c36e668ed6be84", kill_on_drop: false }`
[INFO] [stderr]    Compiling ist v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "3449b48e87cb1c4d26676ea217dcff546b6ed2ed59b796f847c36e668ed6be84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3449b48e87cb1c4d26676ea217dcff546b6ed2ed59b796f847c36e668ed6be84", kill_on_drop: false }`
[INFO] [stdout] 3449b48e87cb1c4d26676ea217dcff546b6ed2ed59b796f847c36e668ed6be84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] bbd3a3f0d5139f17683b38c24a1c4c2e1857b1a20be22ff9a760b56afee4811b
[INFO] running `Command { std: "docker" "start" "-a" "bbd3a3f0d5139f17683b38c24a1c4c2e1857b1a20be22ff9a760b56afee4811b", kill_on_drop: false }`
[INFO] [stderr]    Compiling ist v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "bbd3a3f0d5139f17683b38c24a1c4c2e1857b1a20be22ff9a760b56afee4811b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbd3a3f0d5139f17683b38c24a1c4c2e1857b1a20be22ff9a760b56afee4811b", kill_on_drop: false }`
[INFO] [stdout] bbd3a3f0d5139f17683b38c24a1c4c2e1857b1a20be22ff9a760b56afee4811b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 9cff3b8658aaf0aa4f940310a0e145f21d139531169d92802b292882325a42fe
[INFO] running `Command { std: "docker" "start" "-a" "9cff3b8658aaf0aa4f940310a0e145f21d139531169d92802b292882325a42fe", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ist-2f15b9a4756a3554)
[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" "9cff3b8658aaf0aa4f940310a0e145f21d139531169d92802b292882325a42fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cff3b8658aaf0aa4f940310a0e145f21d139531169d92802b292882325a42fe", kill_on_drop: false }`
[INFO] [stdout] 9cff3b8658aaf0aa4f940310a0e145f21d139531169d92802b292882325a42fe