[INFO] fetching crate prattle 0.1.3...
[INFO] testing prattle-0.1.3 against 1.55.0 for beta-1.56-1
[INFO] extracting crate prattle 0.1.3 into /workspace/builds/worker-64/source
[INFO] validating manifest of crates.io crate prattle 0.1.3 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 prattle 0.1.3
[INFO] finished tweaking crates.io crate prattle 0.1.3
[INFO] tweaked toml for crates.io crate prattle 0.1.3 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] [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-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] 705ebd77553e83370b326e7cfefc7dc27f8329eae64879bbe52d2bedd2df47cd
[INFO] running `Command { std: "docker" "start" "-a" "705ebd77553e83370b326e7cfefc7dc27f8329eae64879bbe52d2bedd2df47cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "705ebd77553e83370b326e7cfefc7dc27f8329eae64879bbe52d2bedd2df47cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "705ebd77553e83370b326e7cfefc7dc27f8329eae64879bbe52d2bedd2df47cd", kill_on_drop: false }`
[INFO] [stdout] 705ebd77553e83370b326e7cfefc7dc27f8329eae64879bbe52d2bedd2df47cd
[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] c174f031a8553339f8fd944d3f0c5869c4c1549dfe05a2856cda66331a307e74
[INFO] running `Command { std: "docker" "start" "-a" "c174f031a8553339f8fd944d3f0c5869c4c1549dfe05a2856cda66331a307e74", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]    Compiling gimli v0.25.0
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling object v0.26.2
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling addr2line v0.16.0
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling prattle v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 05s
[INFO] running `Command { std: "docker" "inspect" "c174f031a8553339f8fd944d3f0c5869c4c1549dfe05a2856cda66331a307e74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c174f031a8553339f8fd944d3f0c5869c4c1549dfe05a2856cda66331a307e74", kill_on_drop: false }`
[INFO] [stdout] c174f031a8553339f8fd944d3f0c5869c4c1549dfe05a2856cda66331a307e74
[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] 1e96be7587a5afac41c9d6e0676a88911733bb7c2c4952fa4d19eb02b8379685
[INFO] running `Command { std: "docker" "start" "-a" "1e96be7587a5afac41c9d6e0676a88911733bb7c2c4952fa4d19eb02b8379685", kill_on_drop: false }`
[INFO] [stderr]    Compiling prattle v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.36s
[INFO] running `Command { std: "docker" "inspect" "1e96be7587a5afac41c9d6e0676a88911733bb7c2c4952fa4d19eb02b8379685", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e96be7587a5afac41c9d6e0676a88911733bb7c2c4952fa4d19eb02b8379685", kill_on_drop: false }`
[INFO] [stdout] 1e96be7587a5afac41c9d6e0676a88911733bb7c2c4952fa4d19eb02b8379685
[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] e7882350f05bab444d0386ef1451554bd07eab2ecc4fcd871d089ae5b9d276ef
[INFO] running `Command { std: "docker" "start" "-a" "e7882350f05bab444d0386ef1451554bd07eab2ecc4fcd871d089ae5b9d276ef", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/prattle-cef80128e7fbe780)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests prattle
[INFO] [stdout] running 10 tests
[INFO] [stdout] test errors::test::test_parseerror_send ... ok
[INFO] [stdout] test lexer::test::test_lexervec_send ... ok
[INFO] [stdout] test errors::test::test_parseerror_sync ... ok
[INFO] [stdout] test lexer::test::test_lexervec_sync ... ok
[INFO] [stdout] test node::test::test_node_send ... ok
[INFO] [stdout] test node::test::test_node_sync ... ok
[INFO] [stdout] test parser::test::test_parser_send ... ok
[INFO] [stdout] test parser::test::test_parser_sync ... ok
[INFO] [stdout] test spec::test::test_parserspec_send ... ok
[INFO] [stdout] test spec::test::test_parserspec_sync ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lexer.rs - lexer (line 25) ... ok
[INFO] [stdout] test src/lib.rs - (line 66) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.92s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e7882350f05bab444d0386ef1451554bd07eab2ecc4fcd871d089ae5b9d276ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7882350f05bab444d0386ef1451554bd07eab2ecc4fcd871d089ae5b9d276ef", kill_on_drop: false }`
[INFO] [stdout] e7882350f05bab444d0386ef1451554bd07eab2ecc4fcd871d089ae5b9d276ef