[INFO] updating cached repository https://github.com/asyncins/asciis [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] dc9d6dac0246b697345ce590fcc148cc1e269dbf [INFO] checking asyncins/asciis against master#30ca215b4e38b32aa7abdd635c5e2d56f5724494 for pr-66037 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasyncins%2Fasciis" "/workspace/builds/worker-10/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. 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[INFO] validating manifest of git repo https://github.com/asyncins/asciis on toolchain 30ca215b4e38b32aa7abdd635c5e2d56f5724494 [INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/asyncins/asciis [INFO] finished tweaking git repo https://github.com/asyncins/asciis [INFO] tweaked toml for git repo https://github.com/asyncins/asciis written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/asyncins/asciis already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "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] 96e4ab56d7c24b71e3fa2cb5438a29d2cac029f2b5b2d18a7c4fbc848ea23fac [INFO] running `"docker" "start" "-a" "96e4ab56d7c24b71e3fa2cb5438a29d2cac029f2b5b2d18a7c4fbc848ea23fac"` [INFO] [stderr] Checking asciis v0.1.3 (/opt/rustwide/workdir) [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/asc.rs:151:17 [INFO] [stderr] | [INFO] [stderr] 150 | return Some(val.0.to_string()); [INFO] [stderr] | ------------------------------ any code following this expression is unreachable [INFO] [stderr] 151 | break; [INFO] [stderr] | ^^^^^^ unreachable statement [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/asc.rs:141:18 [INFO] [stderr] | [INFO] [stderr] 141 | Some(n) => Some(*res.unwrap()), [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_n` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `key` [INFO] [stderr] --> src/asc.rs:148:14 [INFO] [stderr] | [INFO] [stderr] 148 | for (key, val) in hmp.iter().enumerate(){ [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_key` [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/asc.rs:151:17 [INFO] [stderr] | [INFO] [stderr] 150 | return Some(val.0.to_string()); [INFO] [stderr] | ------------------------------ any code following this expression is unreachable [INFO] [stderr] 151 | break; [INFO] [stderr] | ^^^^^^ unreachable statement [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/asc.rs:141:18 [INFO] [stderr] | [INFO] [stderr] 141 | Some(n) => Some(*res.unwrap()), [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_n` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `key` [INFO] [stderr] --> src/asc.rs:148:14 [INFO] [stderr] | [INFO] [stderr] 148 | for (key, val) in hmp.iter().enumerate(){ [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_key` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.27s [INFO] running `"docker" "inspect" "96e4ab56d7c24b71e3fa2cb5438a29d2cac029f2b5b2d18a7c4fbc848ea23fac"` [INFO] running `"docker" "rm" "-f" "96e4ab56d7c24b71e3fa2cb5438a29d2cac029f2b5b2d18a7c4fbc848ea23fac"` [INFO] [stdout] 96e4ab56d7c24b71e3fa2cb5438a29d2cac029f2b5b2d18a7c4fbc848ea23fac