[INFO] fetching crate diverge 0.0.4...
[INFO] testing diverge-0.0.4 against 1.55.0 for beta-1.56-1
[INFO] extracting crate diverge 0.0.4 into /workspace/builds/worker-54/source
[INFO] validating manifest of crates.io crate diverge 0.0.4 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate diverge 0.0.4
[INFO] finished tweaking crates.io crate diverge 0.0.4
[INFO] tweaked toml for crates.io crate diverge 0.0.4 written to /workspace/builds/worker-54/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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" "+1.55.0" "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-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5531cb2a54518c15c5e253d1d32b9bf73a5a2cdfaea156ecb0d9bc9cb9c24ea5
[INFO] running `Command { std: "docker" "start" "-a" "5531cb2a54518c15c5e253d1d32b9bf73a5a2cdfaea156ecb0d9bc9cb9c24ea5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5531cb2a54518c15c5e253d1d32b9bf73a5a2cdfaea156ecb0d9bc9cb9c24ea5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5531cb2a54518c15c5e253d1d32b9bf73a5a2cdfaea156ecb0d9bc9cb9c24ea5", kill_on_drop: false }`
[INFO] [stdout] 5531cb2a54518c15c5e253d1d32b9bf73a5a2cdfaea156ecb0d9bc9cb9c24ea5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5267e67a0594a872a31717259c75165afe4fb40dd01c8076a099cde4dab3f8d7
[INFO] running `Command { std: "docker" "start" "-a" "5267e67a0594a872a31717259c75165afe4fb40dd01c8076a099cde4dab3f8d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling diverge v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "5267e67a0594a872a31717259c75165afe4fb40dd01c8076a099cde4dab3f8d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5267e67a0594a872a31717259c75165afe4fb40dd01c8076a099cde4dab3f8d7", kill_on_drop: false }`
[INFO] [stdout] 5267e67a0594a872a31717259c75165afe4fb40dd01c8076a099cde4dab3f8d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7042dd8234b0de4596500ed81f94814289ed6a3283ae7fdf6190314f05a442e
[INFO] running `Command { std: "docker" "start" "-a" "e7042dd8234b0de4596500ed81f94814289ed6a3283ae7fdf6190314f05a442e", kill_on_drop: false }`
[INFO] [stderr]    Compiling diverge v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "e7042dd8234b0de4596500ed81f94814289ed6a3283ae7fdf6190314f05a442e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7042dd8234b0de4596500ed81f94814289ed6a3283ae7fdf6190314f05a442e", kill_on_drop: false }`
[INFO] [stdout] e7042dd8234b0de4596500ed81f94814289ed6a3283ae7fdf6190314f05a442e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 99698fa96eb035ff23a92b0459aa594e1bbd45e2be7f0dc9ef75681d43d4ca11
[INFO] running `Command { std: "docker" "start" "-a" "99698fa96eb035ff23a92b0459aa594e1bbd45e2be7f0dc9ef75681d43d4ca11", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/diverge-ce7b7068b67d91b4)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::test_conclude ... ok
[INFO] [stdout] test tests::test_proceed ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests diverge
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - diverge (line 7) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "99698fa96eb035ff23a92b0459aa594e1bbd45e2be7f0dc9ef75681d43d4ca11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99698fa96eb035ff23a92b0459aa594e1bbd45e2be7f0dc9ef75681d43d4ca11", kill_on_drop: false }`
[INFO] [stdout] 99698fa96eb035ff23a92b0459aa594e1bbd45e2be7f0dc9ef75681d43d4ca11