[INFO] fetching crate epsilon-string 0.1.0...
[INFO] testing epsilon-string-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate epsilon-string 0.1.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate epsilon-string 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 epsilon-string 0.1.0
[INFO] finished tweaking crates.io crate epsilon-string 0.1.0
[INFO] tweaked toml for crates.io crate epsilon-string 0.1.0 written to /workspace/builds/worker-10/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 1170d8fdbddf4815f19a2d3355f3aa019e2ddc09d42ecb4a3269d79f167231fa
[INFO] running `Command { std: "docker" "start" "-a" "1170d8fdbddf4815f19a2d3355f3aa019e2ddc09d42ecb4a3269d79f167231fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1170d8fdbddf4815f19a2d3355f3aa019e2ddc09d42ecb4a3269d79f167231fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1170d8fdbddf4815f19a2d3355f3aa019e2ddc09d42ecb4a3269d79f167231fa", kill_on_drop: false }`
[INFO] [stdout] 1170d8fdbddf4815f19a2d3355f3aa019e2ddc09d42ecb4a3269d79f167231fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 79c07ddbbf0856be9cf99b07e9f6acbe273491c75301c532825e711b9761679d
[INFO] running `Command { std: "docker" "start" "-a" "79c07ddbbf0856be9cf99b07e9f6acbe273491c75301c532825e711b9761679d", kill_on_drop: false }`
[INFO] [stderr]    Compiling epsilon-string v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "79c07ddbbf0856be9cf99b07e9f6acbe273491c75301c532825e711b9761679d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79c07ddbbf0856be9cf99b07e9f6acbe273491c75301c532825e711b9761679d", kill_on_drop: false }`
[INFO] [stdout] 79c07ddbbf0856be9cf99b07e9f6acbe273491c75301c532825e711b9761679d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 88549f794249a77e117053e27be3dda22f778cef9c9b1305f8d688031c3c9974
[INFO] running `Command { std: "docker" "start" "-a" "88549f794249a77e117053e27be3dda22f778cef9c9b1305f8d688031c3c9974", kill_on_drop: false }`
[INFO] [stderr]    Compiling epsilon-string v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "88549f794249a77e117053e27be3dda22f778cef9c9b1305f8d688031c3c9974", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88549f794249a77e117053e27be3dda22f778cef9c9b1305f8d688031c3c9974", kill_on_drop: false }`
[INFO] [stdout] 88549f794249a77e117053e27be3dda22f778cef9c9b1305f8d688031c3c9974
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 96ba1e2e5d93e1b43717867835c6065a3d50d60a34b6dea15538cb7fcf26201b
[INFO] running `Command { std: "docker" "start" "-a" "96ba1e2e5d93e1b43717867835c6065a3d50d60a34b6dea15538cb7fcf26201b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/epsilon_string-978d2ce5687931c9)
[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 epsilon-string
[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" "96ba1e2e5d93e1b43717867835c6065a3d50d60a34b6dea15538cb7fcf26201b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96ba1e2e5d93e1b43717867835c6065a3d50d60a34b6dea15538cb7fcf26201b", kill_on_drop: false }`
[INFO] [stdout] 96ba1e2e5d93e1b43717867835c6065a3d50d60a34b6dea15538cb7fcf26201b