[INFO] fetching crate iso_14977 0.1.0...
[INFO] testing iso_14977-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate iso_14977 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate iso_14977 0.1.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate iso_14977 0.1.0
[INFO] finished tweaking crates.io crate iso_14977 0.1.0
[INFO] tweaked toml for crates.io crate iso_14977 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", 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] a747d2d27d0d894f4fbf624f3553caa2956bdf0845fda307fd3fd185d63d50a9
[INFO] running `Command { std: "docker" "start" "-a" "a747d2d27d0d894f4fbf624f3553caa2956bdf0845fda307fd3fd185d63d50a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a747d2d27d0d894f4fbf624f3553caa2956bdf0845fda307fd3fd185d63d50a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a747d2d27d0d894f4fbf624f3553caa2956bdf0845fda307fd3fd185d63d50a9", kill_on_drop: false }`
[INFO] [stdout] a747d2d27d0d894f4fbf624f3553caa2956bdf0845fda307fd3fd185d63d50a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d0e1de46499d1daa34c29115620db6a8d0aa1a1c0f02dcca0a228154da25535
[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" "6d0e1de46499d1daa34c29115620db6a8d0aa1a1c0f02dcca0a228154da25535", kill_on_drop: false }`
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling iso_14977 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.86s
[INFO] running `Command { std: "docker" "inspect" "6d0e1de46499d1daa34c29115620db6a8d0aa1a1c0f02dcca0a228154da25535", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d0e1de46499d1daa34c29115620db6a8d0aa1a1c0f02dcca0a228154da25535", kill_on_drop: false }`
[INFO] [stdout] 6d0e1de46499d1daa34c29115620db6a8d0aa1a1c0f02dcca0a228154da25535
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 33fbbb86b5c9debfe14469ff8ba05d41eb12b66e087d84de5de1a55199dcb57d
[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" "33fbbb86b5c9debfe14469ff8ba05d41eb12b66e087d84de5de1a55199dcb57d", kill_on_drop: false }`
[INFO] [stderr]    Compiling iso_14977 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.34s
[INFO] running `Command { std: "docker" "inspect" "33fbbb86b5c9debfe14469ff8ba05d41eb12b66e087d84de5de1a55199dcb57d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33fbbb86b5c9debfe14469ff8ba05d41eb12b66e087d84de5de1a55199dcb57d", kill_on_drop: false }`
[INFO] [stdout] 33fbbb86b5c9debfe14469ff8ba05d41eb12b66e087d84de5de1a55199dcb57d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] db5d997bba17c8f985d9733818b2617f35f027d1e6e1f4f8da23b2f1bac010f3
[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" "db5d997bba17c8f985d9733818b2617f35f027d1e6e1f4f8da23b2f1bac010f3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/iso_14977-7a02e29e726443f9
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::parse_meta_identifier ... ok
[INFO] [stdout] test tests::parse_symbols ... ok
[INFO] [stdout] test tests::parse_definition_list ... ok
[INFO] [stdout] test tests::parse_terminal_string ... ok
[INFO] [stdout] test tests::parse_syntax_rule ... ok
[INFO] [stdout] test tests::parse_ebnf_itself ... ok
[INFO] [stdout] test tests::parse_syntactic_term ... ok
[INFO] [stdout] test tests::parse_syntactic_factor ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests iso_14977
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "db5d997bba17c8f985d9733818b2617f35f027d1e6e1f4f8da23b2f1bac010f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db5d997bba17c8f985d9733818b2617f35f027d1e6e1f4f8da23b2f1bac010f3", kill_on_drop: false }`
[INFO] [stdout] db5d997bba17c8f985d9733818b2617f35f027d1e6e1f4f8da23b2f1bac010f3