[INFO] fetching crate rbuild 0.3.1...
[INFO] testing rbuild-0.3.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate rbuild 0.3.1 into /workspace/builds/worker-64/source
[INFO] validating manifest of crates.io crate rbuild 0.3.1 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 rbuild 0.3.1
[INFO] finished tweaking crates.io crate rbuild 0.3.1
[INFO] tweaked toml for crates.io crate rbuild 0.3.1 written to /workspace/builds/worker-64/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-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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] 0e8da0e1816d1404d745abf5d6ec42f0ca71551f70c29a62168c2ad05e024a6c
[INFO] running `Command { std: "docker" "start" "-a" "0e8da0e1816d1404d745abf5d6ec42f0ca71551f70c29a62168c2ad05e024a6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e8da0e1816d1404d745abf5d6ec42f0ca71551f70c29a62168c2ad05e024a6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e8da0e1816d1404d745abf5d6ec42f0ca71551f70c29a62168c2ad05e024a6c", kill_on_drop: false }`
[INFO] [stdout] 0e8da0e1816d1404d745abf5d6ec42f0ca71551f70c29a62168c2ad05e024a6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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] a5264c34c3ffadfa6d523125f7cc9e4a43a7bfe2f7cbb94b44805ffd422f6950
[INFO] running `Command { std: "docker" "start" "-a" "a5264c34c3ffadfa6d523125f7cc9e4a43a7bfe2f7cbb94b44805ffd422f6950", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling paragraphs v0.3.1
[INFO] [stderr]    Compiling rgparse v0.1.2
[INFO] [stderr]    Compiling rbuild v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.10s
[INFO] running `Command { std: "docker" "inspect" "a5264c34c3ffadfa6d523125f7cc9e4a43a7bfe2f7cbb94b44805ffd422f6950", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5264c34c3ffadfa6d523125f7cc9e4a43a7bfe2f7cbb94b44805ffd422f6950", kill_on_drop: false }`
[INFO] [stdout] a5264c34c3ffadfa6d523125f7cc9e4a43a7bfe2f7cbb94b44805ffd422f6950
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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] 470e1d8924295de77fc252395f1bccf6a0aee7acaf80eced9d1de2bd45639fb5
[INFO] running `Command { std: "docker" "start" "-a" "470e1d8924295de77fc252395f1bccf6a0aee7acaf80eced9d1de2bd45639fb5", kill_on_drop: false }`
[INFO] [stderr]    Compiling rbuild v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.35s
[INFO] running `Command { std: "docker" "inspect" "470e1d8924295de77fc252395f1bccf6a0aee7acaf80eced9d1de2bd45639fb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "470e1d8924295de77fc252395f1bccf6a0aee7acaf80eced9d1de2bd45639fb5", kill_on_drop: false }`
[INFO] [stdout] 470e1d8924295de77fc252395f1bccf6a0aee7acaf80eced9d1de2bd45639fb5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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] 048890a9b75d8fa9ad6bccc978d4fd6fa5a5abe39f66ac9eb86c257831c5c3c6
[INFO] running `Command { std: "docker" "start" "-a" "048890a9b75d8fa9ad6bccc978d4fd6fa5a5abe39f66ac9eb86c257831c5c3c6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rbuild-5eb094de78e302d3)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test lexer::tests::can_read_deps ... ok
[INFO] [stdout] test lexer::tests::can_parse_single_keywords ... ok
[INFO] [stdout] test lexer::tests::can_read_path_tag ... ok
[INFO] [stdout] test lexer::tests::quoted_keyword_is_ident ... ok
[INFO] [stdout] test lexer::tests::can_escape_spaces ... ok
[INFO] [stdout] test lexer::tests::double_quoted_string_is_single_token ... ok
[INFO] [stdout] test lexer::tests::single_quoted_string_is_single_token ... ok
[INFO] [stdout] test lexer::tests::can_read_run ... ok
[INFO] [stdout] test lexer::tests::will_skip_comments ... ok
[INFO] [stdout] test parser::tests::can_parse_multiple_nodes ... ok
[INFO] [stdout] test parser::tests::can_construct_parser ... ok
[INFO] [stdout] test parser::tests::can_parse_node ... ok
[INFO] [stdout] test parser::tests::can_parse_multiple_nodes_with_deps ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "048890a9b75d8fa9ad6bccc978d4fd6fa5a5abe39f66ac9eb86c257831c5c3c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "048890a9b75d8fa9ad6bccc978d4fd6fa5a5abe39f66ac9eb86c257831c5c3c6", kill_on_drop: false }`
[INFO] [stdout] 048890a9b75d8fa9ad6bccc978d4fd6fa5a5abe39f66ac9eb86c257831c5c3c6