[INFO] fetching crate lolcat 1.2.0... [INFO] checking lolcat-1.2.0 against try#c8bdaa84ec1b37f18f30375e196a65b7602f3790 for pr-73345 [INFO] extracting crate lolcat 1.2.0 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate lolcat 1.2.0 on toolchain c8bdaa84ec1b37f18f30375e196a65b7602f3790 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate lolcat 1.2.0 [INFO] finished tweaking crates.io crate lolcat 1.2.0 [INFO] tweaked toml for crates.io crate lolcat 1.2.0 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate crates.io crate lolcat 1.2.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "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] ddc22b6861953e4e162c76bbb89a7970782cfbf580b84b74adb7dafe0aa2a4ee [INFO] running `Command { std: "docker" "start" "-a" "ddc22b6861953e4e162c76bbb89a7970782cfbf580b84b74adb7dafe0aa2a4ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ddc22b6861953e4e162c76bbb89a7970782cfbf580b84b74adb7dafe0aa2a4ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ddc22b6861953e4e162c76bbb89a7970782cfbf580b84b74adb7dafe0aa2a4ee", kill_on_drop: false }` [INFO] [stdout] ddc22b6861953e4e162c76bbb89a7970782cfbf580b84b74adb7dafe0aa2a4ee [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d18978b61f61f7544a6a45ff4dfe0d2ef998bb5c2edbc34219ef3aba36456945 [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" "d18978b61f61f7544a6a45ff4dfe0d2ef998bb5c2edbc34219ef3aba36456945", kill_on_drop: false }` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking lolcat v1.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/cat.rs:72:9 [INFO] [stdout] | [INFO] [stdout] 72 | (12.92 * intensity) [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] --> src/cat.rs:74:9 [INFO] [stdout] | [INFO] [stdout] 74 | (1.055 * intensity.powf(1.0 / 2.4) - 0.055) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/cat.rs:80:9 [INFO] [stdout] | [INFO] [stdout] 80 | (intensity / 12.92) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/cat.rs:72:9 [INFO] [stdout] | [INFO] [stdout] 72 | (12.92 * intensity) [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] --> src/cat.rs:74:9 [INFO] [stdout] | [INFO] [stdout] 74 | (1.055 * intensity.powf(1.0 / 2.4) - 0.055) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/cat.rs:80:9 [INFO] [stdout] | [INFO] [stdout] 80 | (intensity / 12.92) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.65s [INFO] running `Command { std: "docker" "inspect" "d18978b61f61f7544a6a45ff4dfe0d2ef998bb5c2edbc34219ef3aba36456945", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d18978b61f61f7544a6a45ff4dfe0d2ef998bb5c2edbc34219ef3aba36456945", kill_on_drop: false }` [INFO] [stdout] d18978b61f61f7544a6a45ff4dfe0d2ef998bb5c2edbc34219ef3aba36456945