[INFO] fetching crate grab 0.3.1...
[INFO] testing grab-0.3.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate grab 0.3.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate grab 0.3.1 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 grab 0.3.1
[INFO] finished tweaking crates.io crate grab 0.3.1
[INFO] tweaked toml for crates.io crate grab 0.3.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] c18c880786fcf806c32e878e30ec9a84e9e20df8efeb3047904a941cf9c89b37
[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" "c18c880786fcf806c32e878e30ec9a84e9e20df8efeb3047904a941cf9c89b37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c18c880786fcf806c32e878e30ec9a84e9e20df8efeb3047904a941cf9c89b37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c18c880786fcf806c32e878e30ec9a84e9e20df8efeb3047904a941cf9c89b37", kill_on_drop: false }`
[INFO] [stdout] c18c880786fcf806c32e878e30ec9a84e9e20df8efeb3047904a941cf9c89b37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] dfee1e3f5a346696d0c90c7540d5f30a4e098286280f4e346651475bb105e7ea
[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" "dfee1e3f5a346696d0c90c7540d5f30a4e098286280f4e346651475bb105e7ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling nom v6.2.1
[INFO] [stderr]    Compiling grab v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.14s
[INFO] running `Command { std: "docker" "inspect" "dfee1e3f5a346696d0c90c7540d5f30a4e098286280f4e346651475bb105e7ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfee1e3f5a346696d0c90c7540d5f30a4e098286280f4e346651475bb105e7ea", kill_on_drop: false }`
[INFO] [stdout] dfee1e3f5a346696d0c90c7540d5f30a4e098286280f4e346651475bb105e7ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 234ab4394643ad80561eec7ab2ba522560fbfe7c147fc4c2ce3bef4e910c37b6
[INFO] running `Command { std: "docker" "start" "-a" "234ab4394643ad80561eec7ab2ba522560fbfe7c147fc4c2ce3bef4e910c37b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.16
[INFO] [stderr]    Compiling structopt v0.3.23
[INFO] [stderr]    Compiling grab v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.42s
[INFO] running `Command { std: "docker" "inspect" "234ab4394643ad80561eec7ab2ba522560fbfe7c147fc4c2ce3bef4e910c37b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "234ab4394643ad80561eec7ab2ba522560fbfe7c147fc4c2ce3bef4e910c37b6", kill_on_drop: false }`
[INFO] [stdout] 234ab4394643ad80561eec7ab2ba522560fbfe7c147fc4c2ce3bef4e910c37b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 2556c0094c1e8f997ebf94859efad960740e07113e0ee1560b51144a5a97cac5
[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" "2556c0094c1e8f997ebf94859efad960740e07113e0ee1560b51144a5a97cac5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/grab-a54bac571b1e73a3)
[INFO] [stdout] running 28 tests
[INFO] [stdout] test builder::tests::builder_set_text ... ok
[INFO] [stdout] test builder::tests::builder_set_stdin ... ok
[INFO] [stdout] test builder::tests::builder_set_file ... ok
[INFO] [stdout] test builder::tests::config_default_parse_file ... ok
[INFO] [stdout] test parsers::file::tests::c_parser_failure ... ok
[INFO] [stdout] test builder::tests::sorted_by_weight_ascending ... ok
[INFO] [stdout] test builder::tests::config_default_parse_text ... ok
[INFO] [stdout] test input::tests::input_reader ... ok
[INFO] [stdout] test parsers::file::tests::c_marker_failure ... ok
[INFO] [stdout] test parsers::file::tests::c_parser_success ... ok
[INFO] [stdout] test input::tests::input_from_default ... ok
[INFO] [stdout] test parsers::file::tests::defaults_failure ... ok
[INFO] [stdout] test parsers::file::tests::defaults_success ... ok
[INFO] [stdout] test builder::tests::config_default_is_valid ... ok
[INFO] [stdout] test parsers::file::tests::c_marker_success ... ok
[INFO] [stdout] test parsers::stdin::tests::c_marker_failure ... ok
[INFO] [stdout] test input::tests::input_from_str ... ok
[INFO] [stdout] test parsers::stdin::tests::c_parser_success ... ok
[INFO] [stdout] test parsers::stdin::tests::defaults_failure ... ok
[INFO] [stdout] test parsers::text::tests::defaults_success ... ok
[INFO] [stdout] test parsers::text::tests::c_marker_failure ... ok
[INFO] [stderr]    Doc-tests grab
[INFO] [stdout] test parsers::text::tests::c_parser_success ... ok
[INFO] [stdout] test parsers::stdin::tests::c_marker_success ... ok
[INFO] [stdout] test builder::tests::config_default_parse_stdin ... ok
[INFO] [stdout] test parsers::text::tests::c_parser_failure ... ok
[INFO] [stdout] test parsers::stdin::tests::defaults_success ... ok
[INFO] [stdout] test parsers::text::tests::c_marker_success ... ok
[INFO] [stdout] test parsers::stdin::tests::c_parser_failure ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 28 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/parsers/mod.rs - parsers (line 9) ... ok
[INFO] [stdout] test src/parsers/stdin.rs - parsers::stdin::Stdin::with (line 40) ... ok
[INFO] [stdout] test src/parsers/text.rs - parsers::text::Text::with (line 39) ... ok
[INFO] [stdout] test src/parsers/file.rs - parsers::file::File::with (line 35) ... ok
[INFO] [stdout] test src/lib.rs - (line 63) ... ok
[INFO] [stdout] test src/lib.rs - (line 9) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.71s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2556c0094c1e8f997ebf94859efad960740e07113e0ee1560b51144a5a97cac5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2556c0094c1e8f997ebf94859efad960740e07113e0ee1560b51144a5a97cac5", kill_on_drop: false }`
[INFO] [stdout] 2556c0094c1e8f997ebf94859efad960740e07113e0ee1560b51144a5a97cac5