[INFO] cloning repository https://github.com/sweetmandm/rust-cool [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sweetmandm/rust-cool" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsweetmandm%2Frust-cool", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsweetmandm%2Frust-cool'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cd0594f7950276256500408c16c730c8c5517e41 [INFO] checking sweetmandm/rust-cool against try#894d32a5432c6a6461bb2aac7c3d5f2e87dce83f for pr-77015 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsweetmandm%2Frust-cool" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sweetmandm/rust-cool on toolchain 894d32a5432c6a6461bb2aac7c3d5f2e87dce83f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sweetmandm/rust-cool [INFO] finished tweaking git repo https://github.com/sweetmandm/rust-cool [INFO] tweaked toml for git repo https://github.com/sweetmandm/rust-cool written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/sweetmandm/rust-cool already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded bit-vec v0.5.1 [INFO] [stderr] Downloaded ena v0.13.1 [INFO] [stderr] Downloaded ordermap v0.3.5 [INFO] [stderr] Downloaded strsim v0.9.2 [INFO] [stderr] Downloaded serde v1.0.102 [INFO] [stderr] Downloaded ascii-canvas v2.0.0 [INFO] [stderr] Downloaded lalrpop v0.17.2 [INFO] [stderr] Downloaded bit-set v0.5.1 [INFO] [stderr] Downloaded lalr v0.0.2 [INFO] [stderr] Downloaded plex v0.2.5 [INFO] [stderr] Downloaded redfa v0.0.2 [INFO] [stderr] Downloaded serde_derive v1.0.102 [INFO] [stderr] Downloaded lalrpop-util v0.17.2 [INFO] [stderr] Downloaded blake2b_simd v0.5.8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ebbd9eca9e9f9f7c4a47a99c04e117be9f390c7104d452bb1999af84d54d21bf [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" "ebbd9eca9e9f9f7c4a47a99c04e117be9f390c7104d452bb1999af84d54d21bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ebbd9eca9e9f9f7c4a47a99c04e117be9f390c7104d452bb1999af84d54d21bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ebbd9eca9e9f9f7c4a47a99c04e117be9f390c7104d452bb1999af84d54d21bf", kill_on_drop: false }` [INFO] [stdout] ebbd9eca9e9f9f7c4a47a99c04e117be9f390c7104d452bb1999af84d54d21bf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "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] 88f6c0fbab1e1b11839c11de359cbb60b5d9c0b78ca4e1bc4ad3b62fd4879223 [INFO] running `Command { std: "docker" "start" "-a" "88f6c0fbab1e1b11839c11de359cbb60b5d9c0b78ca4e1bc4ad3b62fd4879223", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling syn v1.0.7 [INFO] [stderr] Compiling typenum v1.11.2 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling serde v1.0.102 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling string_cache_shared v0.3.0 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling strsim v0.9.2 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling fixedbitset v0.1.9 [INFO] [stderr] Compiling bit-vec v0.4.4 [INFO] [stderr] Compiling vec_map v0.6.0 [INFO] [stderr] Checking ucd-util v0.1.5 [INFO] [stderr] Compiling lalr v0.0.2 [INFO] [stderr] Compiling block-padding v0.1.4 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stderr] Compiling itertools v0.8.1 [INFO] [stderr] Compiling petgraph v0.4.13 [INFO] [stderr] Compiling bit-set v0.4.0 [INFO] [stderr] Compiling regex v1.3.1 [INFO] [stderr] Compiling ena v0.13.1 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling redfa v0.0.2 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling term v0.5.2 [INFO] [stderr] Compiling generic-array v0.12.3 [INFO] [stderr] Compiling ascii-canvas v2.0.0 [INFO] [stderr] Compiling digest v0.8.1 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling sha2 v0.8.0 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Checking regex v0.2.11 [INFO] [stderr] Compiling string_cache_codegen v0.4.4 [INFO] [stderr] Compiling string_cache v0.7.5 [INFO] [stderr] Compiling serde_derive v1.0.102 [INFO] [stderr] Compiling plex v0.2.5 [INFO] [stderr] Compiling docopt v1.1.0 [INFO] [stderr] Compiling lalrpop v0.17.2 [INFO] [stderr] Compiling rust-cool v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/rust-cool-6ea0e7c71af4f626/out/cool.rs:4406:5 [INFO] [stdout] | [INFO] [stdout] 4406 | (__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/rust-cool-6ea0e7c71af4f626/out/cool.rs:4415:5 [INFO] [stdout] | [INFO] [stdout] 4415 | (__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/rust-cool-6ea0e7c71af4f626/out/cool.rs:4612:5 [INFO] [stdout] | [INFO] [stdout] 4612 | (__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/rust-cool-6ea0e7c71af4f626/out/cool.rs:4621:5 [INFO] [stdout] | [INFO] [stdout] 4621 | (__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/rust-cool-6ea0e7c71af4f626/out/cool.rs:4739:5 [INFO] [stdout] | [INFO] [stdout] 4739 | (__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/rust-cool-6ea0e7c71af4f626/out/cool.rs:4763:5 [INFO] [stdout] | [INFO] [stdout] 4763 | (__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/rust-cool-6ea0e7c71af4f626/out/cool.rs:4832:5 [INFO] [stdout] | [INFO] [stdout] 4832 | (__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/rust-cool-6ea0e7c71af4f626/out/cool.rs:4872:5 [INFO] [stdout] | [INFO] [stdout] 4872 | (__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/rust-cool-6ea0e7c71af4f626/out/cool.rs:4899:5 [INFO] [stdout] | [INFO] [stdout] 4899 | (__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/rust-cool-6ea0e7c71af4f626/out/cool.rs:4908:5 [INFO] [stdout] | [INFO] [stdout] 4908 | (__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/rust-cool-6ea0e7c71af4f626/out/cool.rs:4406:5 [INFO] [stdout] | [INFO] [stdout] 4406 | (__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/rust-cool-6ea0e7c71af4f626/out/cool.rs:4415:5 [INFO] [stdout] | [INFO] [stdout] 4415 | (__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/rust-cool-6ea0e7c71af4f626/out/cool.rs:4612:5 [INFO] [stdout] | [INFO] [stdout] 4612 | (__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/rust-cool-6ea0e7c71af4f626/out/cool.rs:4621:5 [INFO] [stdout] | [INFO] [stdout] 4621 | (__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/rust-cool-6ea0e7c71af4f626/out/cool.rs:4739:5 [INFO] [stdout] | [INFO] [stdout] 4739 | (__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/rust-cool-6ea0e7c71af4f626/out/cool.rs:4763:5 [INFO] [stdout] | [INFO] [stdout] 4763 | (__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/rust-cool-6ea0e7c71af4f626/out/cool.rs:4832:5 [INFO] [stdout] | [INFO] [stdout] 4832 | (__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/rust-cool-6ea0e7c71af4f626/out/cool.rs:4872:5 [INFO] [stdout] | [INFO] [stdout] 4872 | (__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/rust-cool-6ea0e7c71af4f626/out/cool.rs:4899:5 [INFO] [stdout] | [INFO] [stdout] 4899 | (__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/rust-cool-6ea0e7c71af4f626/out/cool.rs:4908:5 [INFO] [stdout] | [INFO] [stdout] 4908 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2m 38s [INFO] running `Command { std: "docker" "inspect" "88f6c0fbab1e1b11839c11de359cbb60b5d9c0b78ca4e1bc4ad3b62fd4879223", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "88f6c0fbab1e1b11839c11de359cbb60b5d9c0b78ca4e1bc4ad3b62fd4879223", kill_on_drop: false }` [INFO] [stdout] 88f6c0fbab1e1b11839c11de359cbb60b5d9c0b78ca4e1bc4ad3b62fd4879223