[INFO] fetching crate succ 0.1.0...
[INFO] testing succ-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate succ 0.1.0 into /workspace/builds/worker-106/source
[INFO] validating manifest of crates.io crate succ 0.1.0 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 succ 0.1.0
[INFO] finished tweaking crates.io crate succ 0.1.0
[INFO] tweaked toml for crates.io crate succ 0.1.0 written to /workspace/builds/worker-106/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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] d3634df124f557165c03e8db9a66ad584d30e5ed2831302c1e9784d88e72be5c
[INFO] running `Command { std: "docker" "start" "-a" "d3634df124f557165c03e8db9a66ad584d30e5ed2831302c1e9784d88e72be5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3634df124f557165c03e8db9a66ad584d30e5ed2831302c1e9784d88e72be5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3634df124f557165c03e8db9a66ad584d30e5ed2831302c1e9784d88e72be5c", kill_on_drop: false }`
[INFO] [stdout] d3634df124f557165c03e8db9a66ad584d30e5ed2831302c1e9784d88e72be5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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] 8c8c8121109ba0be757b7d1b53baf9461fc3b0179fa558ce925b523d7bdbb8d0
[INFO] running `Command { std: "docker" "start" "-a" "8c8c8121109ba0be757b7d1b53baf9461fc3b0179fa558ce925b523d7bdbb8d0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling succ v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.59s
[INFO] running `Command { std: "docker" "inspect" "8c8c8121109ba0be757b7d1b53baf9461fc3b0179fa558ce925b523d7bdbb8d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c8c8121109ba0be757b7d1b53baf9461fc3b0179fa558ce925b523d7bdbb8d0", kill_on_drop: false }`
[INFO] [stdout] 8c8c8121109ba0be757b7d1b53baf9461fc3b0179fa558ce925b523d7bdbb8d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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] 25a0dd9e72334b0e5fa98601bfaeddac49d1390b2eed5c7c9567c9068317b5aa
[INFO] running `Command { std: "docker" "start" "-a" "25a0dd9e72334b0e5fa98601bfaeddac49d1390b2eed5c7c9567c9068317b5aa", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling succ v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "25a0dd9e72334b0e5fa98601bfaeddac49d1390b2eed5c7c9567c9068317b5aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25a0dd9e72334b0e5fa98601bfaeddac49d1390b2eed5c7c9567c9068317b5aa", kill_on_drop: false }`
[INFO] [stdout] 25a0dd9e72334b0e5fa98601bfaeddac49d1390b2eed5c7c9567c9068317b5aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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] 1a1109c04bfc9d932fa7119013d06e23a553f076492d9e9033d7290be7e27360
[INFO] running `Command { std: "docker" "start" "-a" "1a1109c04bfc9d932fa7119013d06e23a553f076492d9e9033d7290be7e27360", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/succ-301bd1377db67b45)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::floats ... ok
[INFO] [stdout] test tests::chars ... ok
[INFO] [stdout] test tests::ints ... ok
[INFO] [stdout] test tests::uints ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests succ
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - succ (line 54) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.41s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1a1109c04bfc9d932fa7119013d06e23a553f076492d9e9033d7290be7e27360", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a1109c04bfc9d932fa7119013d06e23a553f076492d9e9033d7290be7e27360", kill_on_drop: false }`
[INFO] [stdout] 1a1109c04bfc9d932fa7119013d06e23a553f076492d9e9033d7290be7e27360