[INFO] fetching crate autumn 0.4.3...
[INFO] testing autumn-0.4.3 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate autumn 0.4.3 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate autumn 0.4.3 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate autumn 0.4.3
[INFO] finished tweaking crates.io crate autumn 0.4.3
[INFO] tweaked toml for crates.io crate autumn 0.4.3 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate autumn 0.4.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e2a2543858d3794dee9821d1b10c312beff15837f87862cfc8e42a975778e205
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e2a2543858d3794dee9821d1b10c312beff15837f87862cfc8e42a975778e205", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2a2543858d3794dee9821d1b10c312beff15837f87862cfc8e42a975778e205", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2a2543858d3794dee9821d1b10c312beff15837f87862cfc8e42a975778e205", kill_on_drop: false }`
[INFO] [stdout] e2a2543858d3794dee9821d1b10c312beff15837f87862cfc8e42a975778e205
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c90eae239f1a5548bfbbadfc2506d741ed0c6901a83af4300b018a9ed0cba494
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c90eae239f1a5548bfbbadfc2506d741ed0c6901a83af4300b018a9ed0cba494", kill_on_drop: false }`
[INFO] [stderr]    Compiling autumn v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "c90eae239f1a5548bfbbadfc2506d741ed0c6901a83af4300b018a9ed0cba494", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c90eae239f1a5548bfbbadfc2506d741ed0c6901a83af4300b018a9ed0cba494", kill_on_drop: false }`
[INFO] [stdout] c90eae239f1a5548bfbbadfc2506d741ed0c6901a83af4300b018a9ed0cba494
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0749129cf93679daa66cdcd9322edd205a29e7e8fd7c00bcead88624b0df51b7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0749129cf93679daa66cdcd9322edd205a29e7e8fd7c00bcead88624b0df51b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling autumn v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.81s
[INFO] running `Command { std: "docker" "inspect" "0749129cf93679daa66cdcd9322edd205a29e7e8fd7c00bcead88624b0df51b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0749129cf93679daa66cdcd9322edd205a29e7e8fd7c00bcead88624b0df51b7", kill_on_drop: false }`
[INFO] [stdout] 0749129cf93679daa66cdcd9322edd205a29e7e8fd7c00bcead88624b0df51b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1f93c92aebbdf1a13a4320006111e0c0cfdc0ff3df409f0381a244de7e32229a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1f93c92aebbdf1a13a4320006111e0c0cfdc0ff3df409f0381a244de7e32229a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/autumn-21d8c13dc7f5381f)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::simple_tokens ... ok
[INFO] [stdout] test tests::token_sequence ... 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 autumn
[INFO] [stdout] 
[INFO] [stdout] running 54 tests
[INFO] [stdout] test src/combinators.rs - combinators::ListParserExt::collect (line 752) ... ok
[INFO] [stdout] test src/combinators.rs - combinators::ParserExt::condition (line 372) ... ok
[INFO] [stdout] test src/combinators.rs - combinators::ConcatParserExt::multiple (line 685) ... ok
[INFO] [stdout] test src/combinators.rs - combinators::ConcatParserExt::and (line 709) ... ok
[INFO] [stdout] test src/combinators.rs - combinators::BoxedParserExt (line 783) ... ok
[INFO] [stdout] test src/combinators.rs - combinators (line 22) ... ok
[INFO] [stdout] test src/combinators.rs - combinators::BoxedParserExt::ref_parser (line 816) ... ok
[INFO] [stdout] test src/combinators.rs - combinators::ConcatParserExt::maybe (line 697) ... ok
[INFO] [stdout] test src/combinators.rs - combinators::BoxedParserExt::boxed (line 804) ... ok
[INFO] [stdout] test src/combinators.rs - combinators::ConcatParserExt (line 661) ... ok
[INFO] [stdout] test src/combinators.rs - combinators (line 62) ... ok
[INFO] [stdout] test src/combinators.rs - combinators::ParserExt::and_then (line 234) ... ok
[INFO] [stdout] test src/combinators.rs - combinators (line 179) ... ok
[INFO] [stdout] test src/combinators.rs - combinators::ParserExt::map (line 221) ... ok
[INFO] [stdout] test src/combinators.rs - combinators::ParserExt::drop (line 336) ... ok
[INFO] [stdout] test src/combinators.rs - combinators::ParserExt::meta (line 413) ... ok
[INFO] [stdout] test src/combinators.rs - combinators::ParserExt::on_failure (line 305) ... ok
[INFO] [stdout] test src/combinators.rs - combinators::ParserExt::end (line 389) ... ok
[INFO] [stdout] test src/combinators.rs - combinators::ParserExt::maybe_drop (line 348) ... ok
[INFO] [stdout] test src/combinators.rs - combinators::ParserExt::on_none (line 321) ... ok
[INFO] [stdout] test src/combinators.rs - combinators::ConcatParserExt::repeated (line 721) ... ok
[INFO] [stdout] test src/combinators.rs - combinators::ParserExt::pair (line 538) ... ok
[INFO] [stdout] test src/combinators.rs - combinators::TextParserExt::str_condition (line 845) ... ok
[INFO] [stdout] test src/combinators.rs - combinators::ParserExt::skip (line 360) ... ok
[INFO] [stdout] test src/combinators.rs - combinators::ParserExt::or (line 209) ... ok
[INFO] [stdout] test src/combinators.rs - combinators (line 101) ... ok
[INFO] [stdout] test src/combinators.rs - combinators::ParserExt::to_list (line 428) ... ok
[INFO] [stdout] test src/combinators.rs - combinators::TextParserExt::copy_string (line 833) ... ok
[INFO] [stdout] test src/lib.rs - (line 12) ... ok
[INFO] [stdout] test src/lib.rs - (line 182) ... ok
[INFO] [stdout] test src/combinators.rs - combinators (line 143) ... ok
[INFO] [stdout] test src/combinators.rs - combinators::ParserExt::maybe_space_around (line 624) ... ok
[INFO] [stdout] test src/lib.rs - (line 139) ... ok
[INFO] [stdout] test src/parse.rs - parse::list (line 520) ... ok
[INFO] [stdout] test src/parse.rs - parse::list::List<T>::concat (line 620) ... ok
[INFO] [stdout] test src/parse.rs - parse::list::List<T>::reverse (line 601) ... ok
[INFO] [stdout] test src/parsers.rs - parsers (line 59) ... ok
[INFO] [stdout] test src/parse.rs - parse::list::List (line 550) ... ok
[INFO] [stdout] test src/parse.rs - parse::list::List<T>::length (line 577) ... ok
[INFO] [stdout] test src/parsers.rs - parsers (line 82) ... ok
[INFO] [stdout] test src/combinators.rs - combinators::ParserExt::delimited_by (line 447) ... ok
[INFO] [stdout] test src/parsers.rs - parsers (line 122) ... ok
[INFO] [stdout] test src/parsers.rs - parsers::closure (line 267) ... ok
[INFO] [stdout] test src/lib.rs - (line 30) ... ok
[INFO] [stdout] test src/parsers.rs - parsers (line 22) ... ok
[INFO] [stdout] test src/parsers.rs - parsers::value (line 160) ... ok
[INFO] [stdout] test src/combinators.rs - combinators::ParserExt::maybe_space_after (line 583) ... ok
[INFO] [stdout] test src/parsers.rs - parsers (line 98) ... ok
[INFO] [stdout] test src/parsers.rs - parsers::error (line 187) ... ok
[INFO] [stdout] test src/parsers.rs - parsers::throw (line 216) ... ok
[INFO] [stdout] test src/combinators.rs - combinators::ParserExt::fold (line 277) ... ok
[INFO] [stdout] test src/combinators.rs - combinators::ParserExt::strictly_delimited_by (line 478) ... ok
[INFO] [stdout] test src/combinators.rs - combinators::ParserExt::space_after (line 555) ... ok
[INFO] [stdout] test src/combinators.rs - combinators::ParserExt::surrounded_by (line 508) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 54 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 7.64s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1f93c92aebbdf1a13a4320006111e0c0cfdc0ff3df409f0381a244de7e32229a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f93c92aebbdf1a13a4320006111e0c0cfdc0ff3df409f0381a244de7e32229a", kill_on_drop: false }`
[INFO] [stdout] 1f93c92aebbdf1a13a4320006111e0c0cfdc0ff3df409f0381a244de7e32229a