[INFO] fetching crate protobuf-parser 0.1.3...
[INFO] checking protobuf-parser-0.1.3 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate protobuf-parser 0.1.3 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate protobuf-parser 0.1.3 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate protobuf-parser 0.1.3
[INFO] finished tweaking crates.io crate protobuf-parser 0.1.3
[INFO] tweaked toml for crates.io crate protobuf-parser 0.1.3 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef88188450f54527bf4a13e5e95c417c28909ebcc96c838bcd5313dd23ab9acc
[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" "ef88188450f54527bf4a13e5e95c417c28909ebcc96c838bcd5313dd23ab9acc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef88188450f54527bf4a13e5e95c417c28909ebcc96c838bcd5313dd23ab9acc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef88188450f54527bf4a13e5e95c417c28909ebcc96c838bcd5313dd23ab9acc", kill_on_drop: false }`
[INFO] [stdout] ef88188450f54527bf4a13e5e95c417c28909ebcc96c838bcd5313dd23ab9acc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=forbid" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--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] 86b3b852a369d15f52402aaa4edbbffb836aba3bdc1f4a0504f4b7866e301e47
[INFO] running `Command { std: "docker" "start" "-a" "86b3b852a369d15f52402aaa4edbbffb836aba3bdc1f4a0504f4b7866e301e47", kill_on_drop: false }`
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking protobuf-parser v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/parser.rs:49:1
[INFO] [stdout]    |
[INFO] [stdout] 49 | /// word break: multispace or comment
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/parser.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 |         b'a'...b'z' | b'A'...b'Z' | b'0'...b'9' | b'_' | b'.' => true,
[INFO] [stdout]    |             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/parser.rs:10:27
[INFO] [stdout]    |
[INFO] [stdout] 10 |         b'a'...b'z' | b'A'...b'Z' | b'0'...b'9' | b'_' | b'.' => true,
[INFO] [stdout]    |                           ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/parser.rs:10:41
[INFO] [stdout]    |
[INFO] [stdout] 10 |         b'a'...b'z' | b'A'...b'Z' | b'0'...b'9' | b'_' | b'.' => true,
[INFO] [stdout]    |                                         ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/parser.rs:49:1
[INFO] [stdout]    |
[INFO] [stdout] 49 | /// word break: multispace or comment
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/parser.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 |         b'a'...b'z' | b'A'...b'Z' | b'0'...b'9' | b'_' | b'.' => true,
[INFO] [stdout]    |             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/parser.rs:10:27
[INFO] [stdout]    |
[INFO] [stdout] 10 |         b'a'...b'z' | b'A'...b'Z' | b'0'...b'9' | b'_' | b'.' => true,
[INFO] [stdout]    |                           ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/parser.rs:10:41
[INFO] [stdout]    |
[INFO] [stdout] 10 |         b'a'...b'z' | b'A'...b'Z' | b'0'...b'9' | b'_' | b'.' => true,
[INFO] [stdout]    |                                         ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.73s
[INFO] running `Command { std: "docker" "inspect" "86b3b852a369d15f52402aaa4edbbffb836aba3bdc1f4a0504f4b7866e301e47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86b3b852a369d15f52402aaa4edbbffb836aba3bdc1f4a0504f4b7866e301e47", kill_on_drop: false }`
[INFO] [stdout] 86b3b852a369d15f52402aaa4edbbffb836aba3bdc1f4a0504f4b7866e301e47