[INFO] cloning repository https://github.com/coopersimon/rcalc [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/coopersimon/rcalc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoopersimon%2Frcalc", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoopersimon%2Frcalc'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 16298abb83772d3315f6812a23e2d1a5078f2cdc [INFO] checking coopersimon/rcalc against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoopersimon%2Frcalc" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/coopersimon/rcalc on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/coopersimon/rcalc [INFO] finished tweaking git repo https://github.com/coopersimon/rcalc [INFO] tweaked toml for git repo https://github.com/coopersimon/rcalc written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/coopersimon/rcalc already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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] 6c5a087c9fc23fa9bf37a4326ee8e45327217a20b760bb8f917198867218dab0 [INFO] running `Command { std: "docker" "start" "-a" "6c5a087c9fc23fa9bf37a4326ee8e45327217a20b760bb8f917198867218dab0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6c5a087c9fc23fa9bf37a4326ee8e45327217a20b760bb8f917198867218dab0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6c5a087c9fc23fa9bf37a4326ee8e45327217a20b760bb8f917198867218dab0", kill_on_drop: false }` [INFO] [stdout] 6c5a087c9fc23fa9bf37a4326ee8e45327217a20b760bb8f917198867218dab0 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e2d0f5fe4da2ae6e2651cf7ee15225f6fd18d711400a1961614af19d7277689f [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" "e2d0f5fe4da2ae6e2651cf7ee15225f6fd18d711400a1961614af19d7277689f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.60 [INFO] [stderr] Compiling autocfg v0.1.5 [INFO] [stderr] Compiling syn v0.15.40 [INFO] [stderr] Compiling serde v1.0.97 [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling log v0.4.7 [INFO] [stderr] Compiling ordermap v0.3.5 [INFO] [stderr] Compiling bit-vec v0.5.1 [INFO] [stderr] Compiling new_debug_unreachable v1.0.3 [INFO] [stderr] Compiling opaque-debug v0.2.2 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling strsim v0.9.2 [INFO] [stderr] Compiling diff v0.1.11 [INFO] [stderr] Compiling lalrpop-util v0.17.1 [INFO] [stderr] Checking ucd-util v0.1.5 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling block-padding v0.1.4 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Compiling bit-set v0.5.1 [INFO] [stderr] Checking aho-corasick v0.6.10 [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 ena v0.13.0 [INFO] [stderr] Compiling aho-corasick v0.7.4 [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 generic-array v0.12.3 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Compiling term v0.5.2 [INFO] [stderr] Compiling regex v1.2.0 [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 ascii-canvas v2.0.0 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling string_cache_codegen v0.4.2 [INFO] [stderr] Compiling string_cache v0.7.3 [INFO] [stderr] Compiling serde_derive v1.0.97 [INFO] [stderr] Compiling docopt v1.1.0 [INFO] [stderr] Compiling lalrpop v0.17.1 [INFO] [stderr] Compiling rcalc v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/rcalc-a0a36b5654957380/out/rcalc.rs:2961:5 [INFO] [stdout] | [INFO] [stdout] 2961 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 2961 - (__0) [INFO] [stdout] 2961 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/rcalc-a0a36b5654957380/out/rcalc.rs:2972:5 [INFO] [stdout] | [INFO] [stdout] 2972 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 2972 - (__0) [INFO] [stdout] 2972 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/rcalc-a0a36b5654957380/out/rcalc.rs:3020:5 [INFO] [stdout] | [INFO] [stdout] 3020 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 3020 - (__0) [INFO] [stdout] 3020 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/rcalc-a0a36b5654957380/out/rcalc.rs:3068:5 [INFO] [stdout] | [INFO] [stdout] 3068 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 3068 - (__0) [INFO] [stdout] 3068 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/rcalc-a0a36b5654957380/out/rcalc.rs:3118:5 [INFO] [stdout] | [INFO] [stdout] 3118 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 3118 - (__0) [INFO] [stdout] 3118 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/rcalc-a0a36b5654957380/out/rcalc.rs:3142:5 [INFO] [stdout] | [INFO] [stdout] 3142 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 3142 - (__0) [INFO] [stdout] 3142 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/rcalc-a0a36b5654957380/out/rcalc.rs:3165:5 [INFO] [stdout] | [INFO] [stdout] 3165 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 3165 - (__0) [INFO] [stdout] 3165 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/rcalc-a0a36b5654957380/out/rcalc.rs:3211:5 [INFO] [stdout] | [INFO] [stdout] 3211 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 3211 - (__0) [INFO] [stdout] 3211 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/rcalc-a0a36b5654957380/out/rcalc.rs:2961:5 [INFO] [stdout] | [INFO] [stdout] 2961 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 2961 - (__0) [INFO] [stdout] 2961 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/rcalc-a0a36b5654957380/out/rcalc.rs:2972:5 [INFO] [stdout] | [INFO] [stdout] 2972 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 2972 - (__0) [INFO] [stdout] 2972 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/rcalc-a0a36b5654957380/out/rcalc.rs:3020:5 [INFO] [stdout] | [INFO] [stdout] 3020 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 3020 - (__0) [INFO] [stdout] 3020 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/rcalc-a0a36b5654957380/out/rcalc.rs:3068:5 [INFO] [stdout] | [INFO] [stdout] 3068 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 3068 - (__0) [INFO] [stdout] 3068 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/rcalc-a0a36b5654957380/out/rcalc.rs:3118:5 [INFO] [stdout] | [INFO] [stdout] 3118 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 3118 - (__0) [INFO] [stdout] 3118 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/rcalc-a0a36b5654957380/out/rcalc.rs:3142:5 [INFO] [stdout] | [INFO] [stdout] 3142 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 3142 - (__0) [INFO] [stdout] 3142 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/rcalc-a0a36b5654957380/out/rcalc.rs:3165:5 [INFO] [stdout] | [INFO] [stdout] 3165 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 3165 - (__0) [INFO] [stdout] 3165 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/rcalc-a0a36b5654957380/out/rcalc.rs:3211:5 [INFO] [stdout] | [INFO] [stdout] 3211 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 3211 - (__0) [INFO] [stdout] 3211 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 50s [INFO] running `Command { std: "docker" "inspect" "e2d0f5fe4da2ae6e2651cf7ee15225f6fd18d711400a1961614af19d7277689f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e2d0f5fe4da2ae6e2651cf7ee15225f6fd18d711400a1961614af19d7277689f", kill_on_drop: false }` [INFO] [stdout] e2d0f5fe4da2ae6e2651cf7ee15225f6fd18d711400a1961614af19d7277689f