[INFO] cloning repository https://github.com/joaomoreno/fanshim-rust [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/joaomoreno/fanshim-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoaomoreno%2Ffanshim-rust"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoaomoreno%2Ffanshim-rust'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 3ed17c7c0105b674ca984ed19ed1d56a113e0ae9 [INFO] checking joaomoreno/fanshim-rust against try#b2a885c600d942fb829a214e798f7ae205a0594e for pr-71796 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoaomoreno%2Ffanshim-rust" "/workspace/builds/worker-6/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/joaomoreno/fanshim-rust on toolchain b2a885c600d942fb829a214e798f7ae205a0594e [INFO] running `"/workspace/cargo-home/bin/cargo" "+b2a885c600d942fb829a214e798f7ae205a0594e" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/joaomoreno/fanshim-rust [INFO] finished tweaking git repo https://github.com/joaomoreno/fanshim-rust [INFO] tweaked toml for git repo https://github.com/joaomoreno/fanshim-rust written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/joaomoreno/fanshim-rust already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+b2a885c600d942fb829a214e798f7ae205a0594e" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded colorsys v0.5.3 [INFO] running `"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" "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" "/opt/rustwide/cargo-home/bin/cargo" "+b2a885c600d942fb829a214e798f7ae205a0594e" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 0b3c5544a9ad36a42ec49d640f3f537ce7cd5a74d464a6372647d5af2381655f [INFO] running `"docker" "start" "-a" "0b3c5544a9ad36a42ec49d640f3f537ce7cd5a74d464a6372647d5af2381655f"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Checking smallvec v0.6.10 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Checking colorsys v0.5.3 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking lock_api v0.3.1 [INFO] [stderr] Checking tokio-sync v0.1.7 [INFO] [stderr] Compiling memoffset v0.5.1 [INFO] [stderr] Checking tokio-executor v0.1.8 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking tokio-current-thread v0.1.6 [INFO] [stderr] Checking tokio-timer v0.2.11 [INFO] [stderr] Checking crossbeam-epoch v0.7.2 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking num_cpus v1.10.1 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking parking_lot_core v0.6.2 [INFO] [stderr] Checking nix v0.14.1 [INFO] [stderr] Checking tokio-threadpool v0.1.16 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking parking_lot v0.9.0 [INFO] [stderr] Checking mio v0.6.19 [INFO] [stderr] Checking tokio-io v0.1.12 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Checking tokio-fs v0.1.6 [INFO] [stderr] Checking tokio-reactor v0.1.10 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking tokio-udp v0.1.5 [INFO] [stderr] Checking tokio-uds v0.2.5 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking sysfs_gpio v0.5.4 [INFO] [stderr] Checking fanshim v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused imports: `SystemTime`, `UNIX_EPOCH` [INFO] [stderr] --> examples/led.rs:8:27 [INFO] [stderr] | [INFO] [stderr] 8 | use std::time::{Duration, SystemTime, UNIX_EPOCH}; [INFO] [stderr] | ^^^^^^^^^^ ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable expression [INFO] [stderr] --> examples/led.rs:38:3 [INFO] [stderr] | [INFO] [stderr] 14 | / loop { [INFO] [stderr] 15 | | println!("{}", h); [INFO] [stderr] 16 | | let hsl = Hsl::new(h as f64, 100.0, 50.0, Some(1.0)); [INFO] [stderr] 17 | | let rgb = Rgb::from(&hsl); [INFO] [stderr] ... | [INFO] [stderr] 35 | | h = (h + 1) % 360; [INFO] [stderr] 36 | | } [INFO] [stderr] | |___- any code following this expression is unreachable [INFO] [stderr] 37 | [INFO] [stderr] 38 | Ok(()) [INFO] [stderr] | ^^^^^^ unreachable expression [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 15.56s [INFO] running `"docker" "inspect" "0b3c5544a9ad36a42ec49d640f3f537ce7cd5a74d464a6372647d5af2381655f"` [INFO] running `"docker" "rm" "-f" "0b3c5544a9ad36a42ec49d640f3f537ce7cd5a74d464a6372647d5af2381655f"` [INFO] [stdout] 0b3c5544a9ad36a42ec49d640f3f537ce7cd5a74d464a6372647d5af2381655f