[INFO] fetching crate wasm-webidl-bindings-text-parser 0.8.0...
[INFO] checking wasm-webidl-bindings-text-parser-0.8.0 against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] extracting crate wasm-webidl-bindings-text-parser 0.8.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate wasm-webidl-bindings-text-parser 0.8.0 on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wasm-webidl-bindings-text-parser 0.8.0
[INFO] finished tweaking crates.io crate wasm-webidl-bindings-text-parser 0.8.0
[INFO] tweaked toml for crates.io crate wasm-webidl-bindings-text-parser 0.8.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f72d268098611064ac752a80e9959d9429e04314d354976905c5aee18a65958
[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" "9f72d268098611064ac752a80e9959d9429e04314d354976905c5aee18a65958", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f72d268098611064ac752a80e9959d9429e04314d354976905c5aee18a65958", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f72d268098611064ac752a80e9959d9429e04314d354976905c5aee18a65958", kill_on_drop: false }`
[INFO] [stdout] 9f72d268098611064ac752a80e9959d9429e04314d354976905c5aee18a65958
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37c2c3ce8e8fcec60f935a90058e6b4b0893a3c233be61b95a82da6b5b6805af
[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" "37c2c3ce8e8fcec60f935a90058e6b4b0893a3c233be61b95a82da6b5b6805af", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling bit-vec v0.6.2
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking wasmparser v0.48.2
[INFO] [stderr]     Checking leb128 v0.2.4
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling ena v0.13.1
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]    Compiling walrus-macro v0.15.0
[INFO] [stderr]     Checking walrus v0.15.0
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]    Compiling lalrpop v0.17.2
[INFO] [stderr]    Compiling wasm-webidl-bindings-text-parser v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/wasm-webidl-bindings-text-parser-d4bf631da1eda8d5/out/grammar.rs:122216:5
[INFO] [stdout]        |
[INFO] [stdout] 122216 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout]        |
[INFO] [stdout]        = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/wasm-webidl-bindings-text-parser-d4bf631da1eda8d5/out/grammar.rs:122231:5
[INFO] [stdout]        |
[INFO] [stdout] 122231 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/wasm-webidl-bindings-text-parser-d4bf631da1eda8d5/out/grammar.rs:122246:5
[INFO] [stdout]        |
[INFO] [stdout] 122246 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/wasm-webidl-bindings-text-parser-d4bf631da1eda8d5/out/grammar.rs:122261:5
[INFO] [stdout]        |
[INFO] [stdout] 122261 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/wasm-webidl-bindings-text-parser-d4bf631da1eda8d5/out/grammar.rs:122276:5
[INFO] [stdout]        |
[INFO] [stdout] 122276 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/wasm-webidl-bindings-text-parser-d4bf631da1eda8d5/out/grammar.rs:122291:5
[INFO] [stdout]        |
[INFO] [stdout] 122291 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/wasm-webidl-bindings-text-parser-d4bf631da1eda8d5/out/grammar.rs:122306:5
[INFO] [stdout]        |
[INFO] [stdout] 122306 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/wasm-webidl-bindings-text-parser-d4bf631da1eda8d5/out/grammar.rs:122321:5
[INFO] [stdout]        |
[INFO] [stdout] 122321 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/wasm-webidl-bindings-text-parser-d4bf631da1eda8d5/out/grammar.rs:122336:5
[INFO] [stdout]        |
[INFO] [stdout] 122336 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/wasm-webidl-bindings-text-parser-d4bf631da1eda8d5/out/grammar.rs:122351:5
[INFO] [stdout]        |
[INFO] [stdout] 122351 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/wasm-webidl-bindings-text-parser-d4bf631da1eda8d5/out/grammar.rs:122366:5
[INFO] [stdout]        |
[INFO] [stdout] 122366 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/wasm-webidl-bindings-text-parser-d4bf631da1eda8d5/out/grammar.rs:122381:5
[INFO] [stdout]        |
[INFO] [stdout] 122381 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/wasm-webidl-bindings-text-parser-d4bf631da1eda8d5/out/grammar.rs:122396:5
[INFO] [stdout]        |
[INFO] [stdout] 122396 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/wasm-webidl-bindings-text-parser-d4bf631da1eda8d5/out/grammar.rs:122978:5
[INFO] [stdout]        |
[INFO] [stdout] 122978 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/wasm-webidl-bindings-text-parser-d4bf631da1eda8d5/out/grammar.rs:124266:5
[INFO] [stdout]        |
[INFO] [stdout] 124266 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/wasm-webidl-bindings-text-parser-d4bf631da1eda8d5/out/grammar.rs:124281:5
[INFO] [stdout]        |
[INFO] [stdout] 124281 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/wasm-webidl-bindings-text-parser-d4bf631da1eda8d5/out/grammar.rs:122216:5
[INFO] [stdout]        |
[INFO] [stdout] 122216 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout]        |
[INFO] [stdout]        = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/wasm-webidl-bindings-text-parser-d4bf631da1eda8d5/out/grammar.rs:122231:5
[INFO] [stdout]        |
[INFO] [stdout] 122231 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/wasm-webidl-bindings-text-parser-d4bf631da1eda8d5/out/grammar.rs:122246:5
[INFO] [stdout]        |
[INFO] [stdout] 122246 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/wasm-webidl-bindings-text-parser-d4bf631da1eda8d5/out/grammar.rs:122261:5
[INFO] [stdout]        |
[INFO] [stdout] 122261 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/wasm-webidl-bindings-text-parser-d4bf631da1eda8d5/out/grammar.rs:122276:5
[INFO] [stdout]        |
[INFO] [stdout] 122276 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/wasm-webidl-bindings-text-parser-d4bf631da1eda8d5/out/grammar.rs:122291:5
[INFO] [stdout]        |
[INFO] [stdout] 122291 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/wasm-webidl-bindings-text-parser-d4bf631da1eda8d5/out/grammar.rs:122306:5
[INFO] [stdout]        |
[INFO] [stdout] 122306 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/wasm-webidl-bindings-text-parser-d4bf631da1eda8d5/out/grammar.rs:122321:5
[INFO] [stdout]        |
[INFO] [stdout] 122321 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/wasm-webidl-bindings-text-parser-d4bf631da1eda8d5/out/grammar.rs:122336:5
[INFO] [stdout]        |
[INFO] [stdout] 122336 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/wasm-webidl-bindings-text-parser-d4bf631da1eda8d5/out/grammar.rs:122351:5
[INFO] [stdout]        |
[INFO] [stdout] 122351 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/wasm-webidl-bindings-text-parser-d4bf631da1eda8d5/out/grammar.rs:122366:5
[INFO] [stdout]        |
[INFO] [stdout] 122366 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/wasm-webidl-bindings-text-parser-d4bf631da1eda8d5/out/grammar.rs:122381:5
[INFO] [stdout]        |
[INFO] [stdout] 122381 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/wasm-webidl-bindings-text-parser-d4bf631da1eda8d5/out/grammar.rs:122396:5
[INFO] [stdout]        |
[INFO] [stdout] 122396 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/wasm-webidl-bindings-text-parser-d4bf631da1eda8d5/out/grammar.rs:122978:5
[INFO] [stdout]        |
[INFO] [stdout] 122978 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/wasm-webidl-bindings-text-parser-d4bf631da1eda8d5/out/grammar.rs:124266:5
[INFO] [stdout]        |
[INFO] [stdout] 124266 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]       --> /opt/rustwide/target/debug/build/wasm-webidl-bindings-text-parser-d4bf631da1eda8d5/out/grammar.rs:124281:5
[INFO] [stdout]        |
[INFO] [stdout] 124281 |     (__0)
[INFO] [stdout]        |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 01s
[INFO] running `Command { std: "docker" "inspect" "37c2c3ce8e8fcec60f935a90058e6b4b0893a3c233be61b95a82da6b5b6805af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37c2c3ce8e8fcec60f935a90058e6b4b0893a3c233be61b95a82da6b5b6805af", kill_on_drop: false }`
[INFO] [stdout] 37c2c3ce8e8fcec60f935a90058e6b4b0893a3c233be61b95a82da6b5b6805af