[INFO] fetching crate zypo-lib 0.0.2... [INFO] checking zypo-lib-0.0.2 against beta for pr-78714 [INFO] extracting crate zypo-lib 0.0.2 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate zypo-lib 0.0.2 on toolchain beta [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate zypo-lib 0.0.2 [INFO] finished tweaking crates.io crate zypo-lib 0.0.2 [INFO] tweaked toml for crates.io crate zypo-lib 0.0.2 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "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] 890740d694ea982f40e1fd50e9f5fd7dae314180061659049a34995a15b5e939 [INFO] running `Command { std: "docker" "start" "-a" "890740d694ea982f40e1fd50e9f5fd7dae314180061659049a34995a15b5e939", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "890740d694ea982f40e1fd50e9f5fd7dae314180061659049a34995a15b5e939", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "890740d694ea982f40e1fd50e9f5fd7dae314180061659049a34995a15b5e939", kill_on_drop: false }` [INFO] [stdout] 890740d694ea982f40e1fd50e9f5fd7dae314180061659049a34995a15b5e939 [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=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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 605e172bca5f58f1baf615136c5e5ef7f13cca8cad5587069f6b6ea7f09f0b27 [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" "605e172bca5f58f1baf615136c5e5ef7f13cca8cad5587069f6b6ea7f09f0b27", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling regex-syntax v0.6.21 [INFO] [stderr] Compiling fixedbitset v0.1.9 [INFO] [stderr] Compiling strsim v0.9.3 [INFO] [stderr] Compiling ordermap v0.3.5 [INFO] [stderr] Compiling bit-vec v0.6.2 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling new_debug_unreachable v1.0.4 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling diff v0.1.12 [INFO] [stderr] Compiling lalrpop-util v0.17.2 [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling ena v0.13.1 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling serde v1.0.117 [INFO] [stderr] Compiling bit-set v0.5.2 [INFO] [stderr] Compiling petgraph v0.4.13 [INFO] [stderr] Compiling aho-corasick v0.7.15 [INFO] [stderr] Compiling generic-array v0.12.3 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling digest v0.8.1 [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 sha2 v0.8.2 [INFO] [stderr] Compiling term v0.5.2 [INFO] [stderr] Compiling rand v0.6.5 [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] Checking regex v1.4.2 [INFO] [stderr] Compiling string_cache v0.7.5 [INFO] [stderr] Compiling docopt v1.1.0 [INFO] [stderr] Compiling lalrpop v0.17.2 [INFO] [stderr] Compiling zypo-lib v0.0.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `crate::parser::scope::Scope` [INFO] [stdout] --> /opt/rustwide/target/debug/build/zypo-lib-6b4cc56928fe5586/out/parser/grammar.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | use crate::parser::scope::Scope; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::parser::scope::Scope` [INFO] [stdout] --> /opt/rustwide/target/debug/build/zypo-lib-6b4cc56928fe5586/out/parser/grammar.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | use crate::parser::scope::Scope; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/zypo-lib-6b4cc56928fe5586/out/parser/grammar.rs:4452:5 [INFO] [stdout] | [INFO] [stdout] 4452 | (___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/zypo-lib-6b4cc56928fe5586/out/parser/grammar.rs:4452:5 [INFO] [stdout] | [INFO] [stdout] 4452 | (___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/zypo-lib-6b4cc56928fe5586/out/parser/grammar.rs:4463:5 [INFO] [stdout] | [INFO] [stdout] 4463 | (___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/zypo-lib-6b4cc56928fe5586/out/parser/grammar.rs:4500:5 [INFO] [stdout] | [INFO] [stdout] 4500 | (___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/zypo-lib-6b4cc56928fe5586/out/parser/grammar.rs:4522:5 [INFO] [stdout] | [INFO] [stdout] 4522 | (___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/zypo-lib-6b4cc56928fe5586/out/parser/grammar.rs:4602:5 [INFO] [stdout] | [INFO] [stdout] 4602 | (___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/zypo-lib-6b4cc56928fe5586/out/parser/grammar.rs:4707:5 [INFO] [stdout] | [INFO] [stdout] 4707 | (___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/zypo-lib-6b4cc56928fe5586/out/parser/grammar.rs:4463:5 [INFO] [stdout] | [INFO] [stdout] 4463 | (___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/zypo-lib-6b4cc56928fe5586/out/parser/grammar.rs:4797:5 [INFO] [stdout] | [INFO] [stdout] 4797 | (___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/zypo-lib-6b4cc56928fe5586/out/parser/grammar.rs:4843:5 [INFO] [stdout] | [INFO] [stdout] 4843 | (___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/zypo-lib-6b4cc56928fe5586/out/parser/grammar.rs:4500:5 [INFO] [stdout] | [INFO] [stdout] 4500 | (___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/zypo-lib-6b4cc56928fe5586/out/parser/grammar.rs:4911:5 [INFO] [stdout] | [INFO] [stdout] 4911 | (___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/zypo-lib-6b4cc56928fe5586/out/parser/grammar.rs:4957:5 [INFO] [stdout] | [INFO] [stdout] 4957 | (___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/zypo-lib-6b4cc56928fe5586/out/parser/grammar.rs:5003:5 [INFO] [stdout] | [INFO] [stdout] 5003 | (___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/zypo-lib-6b4cc56928fe5586/out/parser/grammar.rs:4522:5 [INFO] [stdout] | [INFO] [stdout] 4522 | (___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/zypo-lib-6b4cc56928fe5586/out/parser/grammar.rs:5246:5 [INFO] [stdout] | [INFO] [stdout] 5246 | (___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/zypo-lib-6b4cc56928fe5586/out/parser/grammar.rs:5281:5 [INFO] [stdout] | [INFO] [stdout] 5281 | (___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/zypo-lib-6b4cc56928fe5586/out/parser/grammar.rs:5361:5 [INFO] [stdout] | [INFO] [stdout] 5361 | (___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/zypo-lib-6b4cc56928fe5586/out/parser/grammar.rs:4602:5 [INFO] [stdout] | [INFO] [stdout] 4602 | (___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/zypo-lib-6b4cc56928fe5586/out/parser/grammar.rs:4707:5 [INFO] [stdout] | [INFO] [stdout] 4707 | (___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/zypo-lib-6b4cc56928fe5586/out/parser/grammar.rs:4797:5 [INFO] [stdout] | [INFO] [stdout] 4797 | (___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/zypo-lib-6b4cc56928fe5586/out/parser/grammar.rs:4843:5 [INFO] [stdout] | [INFO] [stdout] 4843 | (___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/zypo-lib-6b4cc56928fe5586/out/parser/grammar.rs:4911:5 [INFO] [stdout] | [INFO] [stdout] 4911 | (___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/zypo-lib-6b4cc56928fe5586/out/parser/grammar.rs:4957:5 [INFO] [stdout] | [INFO] [stdout] 4957 | (___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/zypo-lib-6b4cc56928fe5586/out/parser/grammar.rs:5003:5 [INFO] [stdout] | [INFO] [stdout] 5003 | (___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/zypo-lib-6b4cc56928fe5586/out/parser/grammar.rs:5246:5 [INFO] [stdout] | [INFO] [stdout] 5246 | (___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/zypo-lib-6b4cc56928fe5586/out/parser/grammar.rs:5281:5 [INFO] [stdout] | [INFO] [stdout] 5281 | (___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/zypo-lib-6b4cc56928fe5586/out/parser/grammar.rs:5361:5 [INFO] [stdout] | [INFO] [stdout] 5361 | (___0) [INFO] [stdout] | ^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 17s [INFO] running `Command { std: "docker" "inspect" "605e172bca5f58f1baf615136c5e5ef7f13cca8cad5587069f6b6ea7f09f0b27", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "605e172bca5f58f1baf615136c5e5ef7f13cca8cad5587069f6b6ea7f09f0b27", kill_on_drop: false }` [INFO] [stdout] 605e172bca5f58f1baf615136c5e5ef7f13cca8cad5587069f6b6ea7f09f0b27