[INFO] updating cached repository https://github.com/crazymerlyn/kilo-rs [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] 320b83097c84c25c45f702907d9fb7369e5579fa [INFO] checking crazymerlyn/kilo-rs against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcrazymerlyn%2Fkilo-rs" "/workspace/builds/worker-12/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/crazymerlyn/kilo-rs on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/crazymerlyn/kilo-rs [INFO] finished tweaking git repo https://github.com/crazymerlyn/kilo-rs [INFO] tweaked toml for git repo https://github.com/crazymerlyn/kilo-rs written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/crazymerlyn/kilo-rs already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 6da553dac7bb8ab87b3cded4bd9e09b228765401be0b910c061a004346b0ffd2 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "6da553dac7bb8ab87b3cded4bd9e09b228765401be0b910c061a004346b0ffd2"` [INFO] [stderr] Checking termios v0.2.2 [INFO] [stderr] Checking atty v0.1.2 [INFO] [stderr] Checking termsize v0.1.4 [INFO] [stderr] Checking kilo v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:518:13 [INFO] [stderr] | [INFO] [stderr] 518 | let mut row = &mut self.rows[self.cy]; [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:536:17 [INFO] [stderr] | [INFO] [stderr] 536 | let mut row = &mut self.rows[self.cy]; [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] error[E0502]: cannot borrow `self.rows` as immutable because it is also borrowed as mutable [INFO] [stderr] --> src/main.rs:540:40 [INFO] [stderr] | [INFO] [stderr] 540 | self.rows[self.cy - 1] += &self.rows[self.cy].clone(); [INFO] [stderr] | ---------------------------^^^^^^^^^----------------- [INFO] [stderr] | | | [INFO] [stderr] | | immutable borrow occurs here [INFO] [stderr] | mutable borrow occurs here [INFO] [stderr] | mutable borrow later used here [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0502`. [INFO] [stderr] error: could not compile `kilo`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:518:13 [INFO] [stderr] | [INFO] [stderr] 518 | let mut row = &mut self.rows[self.cy]; [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:536:17 [INFO] [stderr] | [INFO] [stderr] 536 | let mut row = &mut self.rows[self.cy]; [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] error[E0502]: cannot borrow `self.rows` as immutable because it is also borrowed as mutable [INFO] [stderr] --> src/main.rs:540:40 [INFO] [stderr] | [INFO] [stderr] 540 | self.rows[self.cy - 1] += &self.rows[self.cy].clone(); [INFO] [stderr] | ---------------------------^^^^^^^^^----------------- [INFO] [stderr] | | | [INFO] [stderr] | | immutable borrow occurs here [INFO] [stderr] | mutable borrow occurs here [INFO] [stderr] | mutable borrow later used here [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0502`. [INFO] [stderr] error: could not compile `kilo`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "6da553dac7bb8ab87b3cded4bd9e09b228765401be0b910c061a004346b0ffd2"` [INFO] running `"docker" "rm" "-f" "6da553dac7bb8ab87b3cded4bd9e09b228765401be0b910c061a004346b0ffd2"` [INFO] [stdout] 6da553dac7bb8ab87b3cded4bd9e09b228765401be0b910c061a004346b0ffd2