[INFO] crate asciis 0.1.3 is already in cache [INFO] checking asciis-0.1.3 against try#1a608893c03d7722effeb0058e82770bd36b4b3c for pr-66504-1 [INFO] extracting crate asciis 0.1.3 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate asciis 0.1.3 on toolchain 1a608893c03d7722effeb0058e82770bd36b4b3c [INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate asciis 0.1.3 [INFO] finished tweaking crates.io crate asciis 0.1.3 [INFO] tweaked toml for crates.io crate asciis 0.1.3 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "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] 76d826779547bc1ecbbd24027df53051ace33a1db9d4141fe0700f3b62dab465 [INFO] running `"docker" "start" "-a" "76d826779547bc1ecbbd24027df53051ace33a1db9d4141fe0700f3b62dab465"` [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 0.43s [INFO] running `"docker" "inspect" "76d826779547bc1ecbbd24027df53051ace33a1db9d4141fe0700f3b62dab465"` [INFO] running `"docker" "rm" "-f" "76d826779547bc1ecbbd24027df53051ace33a1db9d4141fe0700f3b62dab465"` [INFO] [stdout] 76d826779547bc1ecbbd24027df53051ace33a1db9d4141fe0700f3b62dab465