[INFO] updating cached repository https://github.com/guangie88/linux_cpu_util [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 400bde2c3045db4b4218606a222d6766076de240 [INFO] testing guangie88/linux_cpu_util against 1.44.0 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguangie88%2Flinux_cpu_util" "/workspace/builds/worker-11/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/guangie88/linux_cpu_util on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/guangie88/linux_cpu_util [INFO] finished tweaking git repo https://github.com/guangie88/linux_cpu_util [INFO] tweaked toml for git repo https://github.com/guangie88/linux_cpu_util written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/guangie88/linux_cpu_util already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=warn" "-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" "+1.44.0" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] ddae354273a3647659d42e40cde0fa23b9cc478116b83b49d87edf767f9054ac [INFO] running `"docker" "start" "-a" "ddae354273a3647659d42e40cde0fa23b9cc478116b83b49d87edf767f9054ac"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling linux_cpu_util v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error: expected one of `,`, `]`, or `|`, found `..` [INFO] [stderr] --> src/main.rs:22:40 [INFO] [stderr] | [INFO] [stderr] 22 | [_, user, nice, system, idle, _..] => { [INFO] [stderr] | -^ [INFO] [stderr] | | [INFO] [stderr] | expected one of `,`, `]`, or `|` [INFO] [stderr] | help: missing `,` [INFO] [stderr] [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stderr] --> src/main.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(slice_patterns)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:14:29 [INFO] [stderr] | [INFO] [stderr] 14 | ) -> Result<(u64, u64), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:43:28 [INFO] [stderr] | [INFO] [stderr] 43 | fn run() -> Result<(), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] error: aborting due to 2 previous errors; 2 warnings emitted [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0554`. [INFO] [stderr] error: could not compile `linux_cpu_util`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "ddae354273a3647659d42e40cde0fa23b9cc478116b83b49d87edf767f9054ac"` [INFO] running `"docker" "rm" "-f" "ddae354273a3647659d42e40cde0fa23b9cc478116b83b49d87edf767f9054ac"` [INFO] [stdout] ddae354273a3647659d42e40cde0fa23b9cc478116b83b49d87edf767f9054ac