[INFO] fetching crate rustc_version 0.4.0...
[INFO] testing rustc_version-0.4.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate rustc_version 0.4.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate rustc_version 0.4.0 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 rustc_version 0.4.0
[INFO] finished tweaking crates.io crate rustc_version 0.4.0
[INFO] tweaked toml for crates.io crate rustc_version 0.4.0 written to /workspace/builds/worker-0/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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] b259468849cb81c5df4d3cbe20b2611c977a333ec005934000e9a14811d923d0
[INFO] running `Command { std: "docker" "start" "-a" "b259468849cb81c5df4d3cbe20b2611c977a333ec005934000e9a14811d923d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b259468849cb81c5df4d3cbe20b2611c977a333ec005934000e9a14811d923d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b259468849cb81c5df4d3cbe20b2611c977a333ec005934000e9a14811d923d0", kill_on_drop: false }`
[INFO] [stdout] b259468849cb81c5df4d3cbe20b2611c977a333ec005934000e9a14811d923d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 3995e92749cb528295ba9430e1dfd0415fdd1db2eb149b6369d999116c035a21
[INFO] running `Command { std: "docker" "start" "-a" "3995e92749cb528295ba9430e1dfd0415fdd1db2eb149b6369d999116c035a21", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling rustc_version v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.63s
[INFO] running `Command { std: "docker" "inspect" "3995e92749cb528295ba9430e1dfd0415fdd1db2eb149b6369d999116c035a21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3995e92749cb528295ba9430e1dfd0415fdd1db2eb149b6369d999116c035a21", kill_on_drop: false }`
[INFO] [stdout] 3995e92749cb528295ba9430e1dfd0415fdd1db2eb149b6369d999116c035a21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 4ad8c8d814a37316d36c30144a62c074c23179beb60626bf3dd926becc501fae
[INFO] running `Command { std: "docker" "start" "-a" "4ad8c8d814a37316d36c30144a62c074c23179beb60626bf3dd926becc501fae", kill_on_drop: false }`
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling rustc_version v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `Command { std: "docker" "inspect" "4ad8c8d814a37316d36c30144a62c074c23179beb60626bf3dd926becc501fae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ad8c8d814a37316d36c30144a62c074c23179beb60626bf3dd926becc501fae", kill_on_drop: false }`
[INFO] [stdout] 4ad8c8d814a37316d36c30144a62c074c23179beb60626bf3dd926becc501fae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 50f3d6f58718818ccdbab3320d983d702f75a896728323b9e61237bf470ffdc7
[INFO] running `Command { std: "docker" "start" "-a" "50f3d6f58718818ccdbab3320d983d702f75a896728323b9e61237bf470ffdc7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustc_version-250fb4da02d22052)
[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] [stderr]      Running tests/all.rs (/opt/rustwide/target/debug/deps/all-fe1dc132e4d1a787)
[INFO] [stdout] 
[INFO] [stdout] running 28 tests
[INFO] [stdout] test parse_llvm_version_11_0 ... ok
[INFO] [stdout] test parse_1_0_0 ... ok
[INFO] [stdout] test parse_llvm_version_11 ... ok
[INFO] [stdout] test parse_llvm_version_3 ... ok
[INFO] [stdout] test parse_llvm_micro ... ok
[INFO] [stdout] test parse_1_47_0_stable ... ok
[INFO] [stdout] test parse_1_16_0_nightly ... ok
[INFO] [stdout] test parse_debian_buster ... ok
[INFO] [stdout] test parse_llvm_version_3_0 ... ok
[INFO] [stdout] test parse_llvm_version_3_9 ... ok
[INFO] [stdout] test parse_llvm_version_4_0 ... ok
[INFO] [stdout] test parse_llvm_version_4_components ... ok
[INFO] [stdout] test parse_llvm_version_5 ... ok
[INFO] [stdout] test parse_llvm_version_5_0 ... ok
[INFO] [stdout] test parse_llvm_version_component_sign_minus ... ok
[INFO] [stdout] test parse_llvm_version_empty ... ok
[INFO] [stdout] test parse_llvm_version_invalid_char ... ok
[INFO] [stdout] test parse_llvm_version_component_sign_plus ... ok
[INFO] [stdout] test parse_llvm_version_leading_zero_on_nonzero ... ok
[INFO] [stdout] test parse_llvm_version_leading_zero_on_zero ... ok
[INFO] [stdout] test parse_llvm_version_overflow ... ok
[INFO] [stdout] test parse_nightly ... ok
[INFO] [stdout] test parse_stable ... ok
[INFO] [stdout] test parse_termux ... ok
[INFO] [stdout] test parse_unknown ... ok
[INFO] [stdout] test test_llvm_version_comparison ... ok
[INFO] [stdout] test rustc_error ... ok
[INFO] [stdout] test smoketest ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 28 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.26s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rustc_version
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 22) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.49s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "50f3d6f58718818ccdbab3320d983d702f75a896728323b9e61237bf470ffdc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50f3d6f58718818ccdbab3320d983d702f75a896728323b9e61237bf470ffdc7", kill_on_drop: false }`
[INFO] [stdout] 50f3d6f58718818ccdbab3320d983d702f75a896728323b9e61237bf470ffdc7