[INFO] fetching crate math-calc 0.1.0... [INFO] checking math-calc-0.1.0 against try#e0f03aec47b100bc29555561bd62a99d1bc6aca5 for pr-86231 [INFO] extracting crate math-calc 0.1.0 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate math-calc 0.1.0 on toolchain e0f03aec47b100bc29555561bd62a99d1bc6aca5 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate math-calc 0.1.0 [INFO] finished tweaking crates.io crate math-calc 0.1.0 [INFO] tweaked toml for crates.io crate math-calc 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ena v0.13.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5c752b25c178b3fd6391f40ad7c2cc972655cb544e6c07b048aa1d05235da4b7 [INFO] running `Command { std: "docker" "start" "-a" "5c752b25c178b3fd6391f40ad7c2cc972655cb544e6c07b048aa1d05235da4b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5c752b25c178b3fd6391f40ad7c2cc972655cb544e6c07b048aa1d05235da4b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5c752b25c178b3fd6391f40ad7c2cc972655cb544e6c07b048aa1d05235da4b7", kill_on_drop: false }` [INFO] [stdout] 5c752b25c178b3fd6391f40ad7c2cc972655cb544e6c07b048aa1d05235da4b7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 70305da29751e3674bcaac443b1af3b97245e0f0c79d3b2525ca005bd1aee874 [INFO] running `Command { std: "docker" "start" "-a" "70305da29751e3674bcaac443b1af3b97245e0f0c79d3b2525ca005bd1aee874", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling libc v0.2.97 [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling typenum v1.13.0 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling string_cache_shared v0.3.0 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling fixedbitset v0.1.9 [INFO] [stderr] Compiling new_debug_unreachable v1.0.4 [INFO] [stderr] Compiling strsim v0.10.0 [INFO] [stderr] Compiling ordermap v0.3.5 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling diff v0.1.12 [INFO] [stderr] Checking lalrpop-util v0.17.2 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling petgraph v0.4.13 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling ena v0.13.1 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling syn v1.0.73 [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 term v0.5.2 [INFO] [stderr] Compiling generic-array v0.12.4 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling digest v0.8.1 [INFO] [stderr] Compiling sha2 v0.8.2 [INFO] [stderr] Compiling ascii-canvas v2.0.0 [INFO] [stderr] Checking regex v1.5.4 [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 docopt v1.1.1 [INFO] [stderr] Compiling lalrpop v0.17.2 [INFO] [stderr] Compiling math-calc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/math-calc-627e7e4f3c093cdf/out/grammar.rs:995:5 [INFO] [stdout] | [INFO] [stdout] 995 | (__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/math-calc-627e7e4f3c093cdf/out/grammar.rs:995:5 [INFO] [stdout] | [INFO] [stdout] 995 | (__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/math-calc-627e7e4f3c093cdf/out/grammar.rs:1006:5 [INFO] [stdout] | [INFO] [stdout] 1006 | (__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/math-calc-627e7e4f3c093cdf/out/grammar.rs:1006:5 [INFO] [stdout] | [INFO] [stdout] 1006 | (__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/math-calc-627e7e4f3c093cdf/out/grammar.rs:1071:5 [INFO] [stdout] | [INFO] [stdout] 1071 | (__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/math-calc-627e7e4f3c093cdf/out/grammar.rs:1071:5 [INFO] [stdout] | [INFO] [stdout] 1071 | (__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/math-calc-627e7e4f3c093cdf/out/grammar.rs:1108:5 [INFO] [stdout] | [INFO] [stdout] 1108 | (__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/math-calc-627e7e4f3c093cdf/out/grammar.rs:1108:5 [INFO] [stdout] | [INFO] [stdout] 1108 | (__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/math-calc-627e7e4f3c093cdf/out/grammar.rs:1132:5 [INFO] [stdout] | [INFO] [stdout] 1132 | (__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/math-calc-627e7e4f3c093cdf/out/grammar.rs:1132:5 [INFO] [stdout] | [INFO] [stdout] 1132 | (__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/math-calc-627e7e4f3c093cdf/out/grammar.rs:1143:5 [INFO] [stdout] | [INFO] [stdout] 1143 | (__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/math-calc-627e7e4f3c093cdf/out/grammar.rs:1143:5 [INFO] [stdout] | [INFO] [stdout] 1143 | (__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/math-calc-627e7e4f3c093cdf/out/grammar.rs:1156:5 [INFO] [stdout] | [INFO] [stdout] 1156 | (__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/math-calc-627e7e4f3c093cdf/out/grammar.rs:1156:5 [INFO] [stdout] | [INFO] [stdout] 1156 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 51.55s [INFO] running `Command { std: "docker" "inspect" "70305da29751e3674bcaac443b1af3b97245e0f0c79d3b2525ca005bd1aee874", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "70305da29751e3674bcaac443b1af3b97245e0f0c79d3b2525ca005bd1aee874", kill_on_drop: false }` [INFO] [stdout] 70305da29751e3674bcaac443b1af3b97245e0f0c79d3b2525ca005bd1aee874