[INFO] fetching crate kv_cab 0.6.0... [INFO] checking kv_cab-0.6.0 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1 [INFO] extracting crate kv_cab 0.6.0 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate kv_cab 0.6.0 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate kv_cab 0.6.0 [INFO] finished tweaking crates.io crate kv_cab 0.6.0 [INFO] tweaked toml for crates.io crate kv_cab 0.6.0 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 25f1a7eeae15643c9a27e75478f1322b9cf4d97bfedb0074545e2dcf2ca29697 [INFO] running `"docker" "start" "-a" "25f1a7eeae15643c9a27e75478f1322b9cf4d97bfedb0074545e2dcf2ca29697"` [INFO] [stderr] Checking fs2 v0.4.3 [INFO] [stderr] Checking bincode v0.7.0 [INFO] [stderr] Checking kv_cab v0.6.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/lib.rs:99:15 [INFO] [stderr] | [INFO] [stderr] 99 | $b; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] ... [INFO] [stderr] 181 | last_retry!(i, return Err(KVError::CouldntOpen)); [INFO] [stderr] | ------------------------------------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolon)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/lib.rs:99:15 [INFO] [stderr] | [INFO] [stderr] 99 | $b; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] ... [INFO] [stderr] 254 | last_retry!(i, return Err(KVError::CouldntWriteLock)); [INFO] [stderr] | ------------------------------------------------------ in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/lib.rs:99:15 [INFO] [stderr] | [INFO] [stderr] 99 | $b; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] ... [INFO] [stderr] 270 | last_retry!(i, return Err(KVError::CouldntSeekToStart)); [INFO] [stderr] | -------------------------------------------------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/lib.rs:99:15 [INFO] [stderr] | [INFO] [stderr] 99 | $b; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] ... [INFO] [stderr] 277 | last_retry!(i, return Err(KVError::CouldntWrite)); [INFO] [stderr] | -------------------------------------------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/lib.rs:99:15 [INFO] [stderr] | [INFO] [stderr] 99 | $b; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] ... [INFO] [stderr] 284 | last_retry!(i, return Err(KVError::CouldntFlush)); [INFO] [stderr] | -------------------------------------------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/lib.rs:99:15 [INFO] [stderr] | [INFO] [stderr] 99 | $b; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] ... [INFO] [stderr] 291 | last_retry!(i, return Err(KVError::CouldntUnlock)); [INFO] [stderr] | --------------------------------------------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/lib.rs:99:15 [INFO] [stderr] | [INFO] [stderr] 99 | $b; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] ... [INFO] [stderr] 317 | last_retry!(i, return Err(KVError::CouldntSeekToStart)); [INFO] [stderr] | -------------------------------------------------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/lib.rs:99:15 [INFO] [stderr] | [INFO] [stderr] 99 | $b; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] ... [INFO] [stderr] 329 | last_retry!(i, return Err(KVError::CouldntUnlock)); [INFO] [stderr] | --------------------------------------------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/lib.rs:99:15 [INFO] [stderr] | [INFO] [stderr] 99 | $b; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] ... [INFO] [stderr] 349 | last_retry!(i, return Err(KVError::CouldntUnlock)); [INFO] [stderr] | --------------------------------------------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/lib.rs:99:15 [INFO] [stderr] | [INFO] [stderr] 99 | $b; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] ... [INFO] [stderr] 356 | last_retry!(i, return Err(KVError::CouldntDecode)); [INFO] [stderr] | --------------------------------------------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/lib.rs:99:15 [INFO] [stderr] | [INFO] [stderr] 99 | $b; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] ... [INFO] [stderr] 181 | last_retry!(i, return Err(KVError::CouldntOpen)); [INFO] [stderr] | ------------------------------------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolon)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/lib.rs:99:15 [INFO] [stderr] | [INFO] [stderr] 99 | $b; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] ... [INFO] [stderr] 254 | last_retry!(i, return Err(KVError::CouldntWriteLock)); [INFO] [stderr] | ------------------------------------------------------ in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/lib.rs:99:15 [INFO] [stderr] | [INFO] [stderr] 99 | $b; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] ... [INFO] [stderr] 270 | last_retry!(i, return Err(KVError::CouldntSeekToStart)); [INFO] [stderr] | -------------------------------------------------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/lib.rs:99:15 [INFO] [stderr] | [INFO] [stderr] 99 | $b; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] ... [INFO] [stderr] 277 | last_retry!(i, return Err(KVError::CouldntWrite)); [INFO] [stderr] | -------------------------------------------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/lib.rs:99:15 [INFO] [stderr] | [INFO] [stderr] 99 | $b; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] ... [INFO] [stderr] 284 | last_retry!(i, return Err(KVError::CouldntFlush)); [INFO] [stderr] | -------------------------------------------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/lib.rs:99:15 [INFO] [stderr] | [INFO] [stderr] 99 | $b; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] ... [INFO] [stderr] 291 | last_retry!(i, return Err(KVError::CouldntUnlock)); [INFO] [stderr] | --------------------------------------------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/lib.rs:99:15 [INFO] [stderr] | [INFO] [stderr] 99 | $b; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] ... [INFO] [stderr] 317 | last_retry!(i, return Err(KVError::CouldntSeekToStart)); [INFO] [stderr] | -------------------------------------------------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/lib.rs:99:15 [INFO] [stderr] | [INFO] [stderr] 99 | $b; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] ... [INFO] [stderr] 329 | last_retry!(i, return Err(KVError::CouldntUnlock)); [INFO] [stderr] | --------------------------------------------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/lib.rs:99:15 [INFO] [stderr] | [INFO] [stderr] 99 | $b; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] ... [INFO] [stderr] 349 | last_retry!(i, return Err(KVError::CouldntUnlock)); [INFO] [stderr] | --------------------------------------------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/lib.rs:99:15 [INFO] [stderr] | [INFO] [stderr] 99 | $b; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] ... [INFO] [stderr] 356 | last_retry!(i, return Err(KVError::CouldntDecode)); [INFO] [stderr] | --------------------------------------------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/lib.rs:99:15 [INFO] [stderr] | [INFO] [stderr] 99 | $b; [INFO] [stderr] | ^ unreachable statement [INFO] [stderr] ... [INFO] [stderr] 181 | last_retry!(i, return Err(KVError::CouldntOpen)); [INFO] [stderr] | ------------------------------------------------- [INFO] [stderr] | | | [INFO] [stderr] | | any code following this expression is unreachable [INFO] [stderr] | in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/lib.rs:99:15 [INFO] [stderr] | [INFO] [stderr] 99 | $b; [INFO] [stderr] | ^ unreachable statement [INFO] [stderr] ... [INFO] [stderr] 254 | last_retry!(i, return Err(KVError::CouldntWriteLock)); [INFO] [stderr] | ------------------------------------------------------ [INFO] [stderr] | | | [INFO] [stderr] | | any code following this expression is unreachable [INFO] [stderr] | in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/lib.rs:99:15 [INFO] [stderr] | [INFO] [stderr] 99 | $b; [INFO] [stderr] | ^ unreachable statement [INFO] [stderr] ... [INFO] [stderr] 270 | last_retry!(i, return Err(KVError::CouldntSeekToStart)); [INFO] [stderr] | -------------------------------------------------------- [INFO] [stderr] | | | [INFO] [stderr] | | any code following this expression is unreachable [INFO] [stderr] | in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/lib.rs:99:15 [INFO] [stderr] | [INFO] [stderr] 99 | $b; [INFO] [stderr] | ^ unreachable statement [INFO] [stderr] ... [INFO] [stderr] 277 | last_retry!(i, return Err(KVError::CouldntWrite)); [INFO] [stderr] | -------------------------------------------------- [INFO] [stderr] | | | [INFO] [stderr] | | any code following this expression is unreachable [INFO] [stderr] | in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/lib.rs:99:15 [INFO] [stderr] | [INFO] [stderr] 99 | $b; [INFO] [stderr] | ^ unreachable statement [INFO] [stderr] ... [INFO] [stderr] 284 | last_retry!(i, return Err(KVError::CouldntFlush)); [INFO] [stderr] | -------------------------------------------------- [INFO] [stderr] | | | [INFO] [stderr] | | any code following this expression is unreachable [INFO] [stderr] | in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/lib.rs:99:15 [INFO] [stderr] | [INFO] [stderr] 99 | $b; [INFO] [stderr] | ^ unreachable statement [INFO] [stderr] ... [INFO] [stderr] 291 | last_retry!(i, return Err(KVError::CouldntUnlock)); [INFO] [stderr] | --------------------------------------------------- [INFO] [stderr] | | | [INFO] [stderr] | | any code following this expression is unreachable [INFO] [stderr] | in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/lib.rs:99:15 [INFO] [stderr] | [INFO] [stderr] 99 | $b; [INFO] [stderr] | ^ unreachable statement [INFO] [stderr] ... [INFO] [stderr] 181 | last_retry!(i, return Err(KVError::CouldntOpen)); [INFO] [stderr] | ------------------------------------------------- [INFO] [stderr] | | | [INFO] [stderr] | | any code following this expression is unreachable [INFO] [stderr] | in this macro invocation [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/lib.rs:99:15 [INFO] [stderr] | [INFO] [stderr] 99 | $b; [INFO] [stderr] | ^ unreachable statement [INFO] [stderr] ... [INFO] [stderr] 317 | last_retry!(i, return Err(KVError::CouldntSeekToStart)); [INFO] [stderr] | -------------------------------------------------------- [INFO] [stderr] | | | [INFO] [stderr] | | any code following this expression is unreachable [INFO] [stderr] | in this macro invocation [INFO] [stderr] [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/lib.rs:99:15 [INFO] [stderr] | [INFO] [stderr] 99 | $b; [INFO] [stderr] | ^ unreachable statement [INFO] [stderr] ... [INFO] [stderr] 329 | last_retry!(i, return Err(KVError::CouldntUnlock)); [INFO] [stderr] | --------------------------------------------------- [INFO] [stderr] | | | [INFO] [stderr] | | any code following this expression is unreachable [INFO] [stderr] | in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/lib.rs:99:15 [INFO] [stderr] | [INFO] [stderr] 99 | $b; [INFO] [stderr] | ^ unreachable statement [INFO] [stderr] ... [INFO] [stderr] 349 | last_retry!(i, return Err(KVError::CouldntUnlock)); [INFO] [stderr] | --------------------------------------------------- [INFO] [stderr] | | | [INFO] [stderr] | | any code following this expression is unreachable [INFO] [stderr] | in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/lib.rs:99:15 [INFO] [stderr] | [INFO] [stderr] 99 | $b; [INFO] [stderr] | ^ unreachable statement [INFO] [stderr] ... [INFO] [stderr] 356 | last_retry!(i, return Err(KVError::CouldntDecode)); [INFO] [stderr] | --------------------------------------------------- [INFO] [stderr] | | | [INFO] [stderr] | | any code following this expression is unreachable [INFO] [stderr] | in this macro invocation [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/lib.rs:99:15 [INFO] [stderr] | [INFO] [stderr] 99 | $b; [INFO] [stderr] | ^ unreachable statement [INFO] [stderr] ... [INFO] [stderr] 254 | last_retry!(i, return Err(KVError::CouldntWriteLock)); [INFO] [stderr] | ------------------------------------------------------ [INFO] [stderr] | | | [INFO] [stderr] | | any code following this expression is unreachable [INFO] [stderr] | in this macro invocation [INFO] [stderr] [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/lib.rs:99:15 [INFO] [stderr] | [INFO] [stderr] 99 | $b; [INFO] [stderr] | ^ unreachable statement [INFO] [stderr] ... [INFO] [stderr] 270 | last_retry!(i, return Err(KVError::CouldntSeekToStart)); [INFO] [stderr] | -------------------------------------------------------- [INFO] [stderr] | | | [INFO] [stderr] | | any code following this expression is unreachable [INFO] [stderr] | in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/lib.rs:99:15 [INFO] [stderr] | [INFO] [stderr] 99 | $b; [INFO] [stderr] | ^ unreachable statement [INFO] [stderr] ... [INFO] [stderr] 277 | last_retry!(i, return Err(KVError::CouldntWrite)); [INFO] [stderr] | -------------------------------------------------- [INFO] [stderr] | | | [INFO] [stderr] | | any code following this expression is unreachable [INFO] [stderr] | in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/lib.rs:99:15 [INFO] [stderr] | [INFO] [stderr] 99 | $b; [INFO] [stderr] | ^ unreachable statement [INFO] [stderr] ... [INFO] [stderr] 284 | last_retry!(i, return Err(KVError::CouldntFlush)); [INFO] [stderr] | -------------------------------------------------- [INFO] [stderr] | | | [INFO] [stderr] | | any code following this expression is unreachable [INFO] [stderr] | in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/lib.rs:99:15 [INFO] [stderr] | [INFO] [stderr] 99 | $b; [INFO] [stderr] | ^ unreachable statement [INFO] [stderr] ... [INFO] [stderr] 291 | last_retry!(i, return Err(KVError::CouldntUnlock)); [INFO] [stderr] | --------------------------------------------------- [INFO] [stderr] | | | [INFO] [stderr] | | any code following this expression is unreachable [INFO] [stderr] | in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/lib.rs:99:15 [INFO] [stderr] | [INFO] [stderr] 99 | $b; [INFO] [stderr] | ^ unreachable statement [INFO] [stderr] ... [INFO] [stderr] 317 | last_retry!(i, return Err(KVError::CouldntSeekToStart)); [INFO] [stderr] | -------------------------------------------------------- [INFO] [stderr] | | | [INFO] [stderr] | | any code following this expression is unreachable [INFO] [stderr] | in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/lib.rs:99:15 [INFO] [stderr] | [INFO] [stderr] 99 | $b; [INFO] [stderr] | ^ unreachable statement [INFO] [stderr] ... [INFO] [stderr] 329 | last_retry!(i, return Err(KVError::CouldntUnlock)); [INFO] [stderr] | --------------------------------------------------- [INFO] [stderr] | | | [INFO] [stderr] | | any code following this expression is unreachable [INFO] [stderr] | in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/lib.rs:99:15 [INFO] [stderr] | [INFO] [stderr] 99 | $b; [INFO] [stderr] | ^ unreachable statement [INFO] [stderr] ... [INFO] [stderr] 349 | last_retry!(i, return Err(KVError::CouldntUnlock)); [INFO] [stderr] | --------------------------------------------------- [INFO] [stderr] | | | [INFO] [stderr] | | any code following this expression is unreachable [INFO] [stderr] | in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/lib.rs:99:15 [INFO] [stderr] | [INFO] [stderr] 99 | $b; [INFO] [stderr] | ^ unreachable statement [INFO] [stderr] ... [INFO] [stderr] 356 | last_retry!(i, return Err(KVError::CouldntDecode)); [INFO] [stderr] | --------------------------------------------------- [INFO] [stderr] | | | [INFO] [stderr] | | any code following this expression is unreachable [INFO] [stderr] | in this macro invocation [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.31s [INFO] running `"docker" "inspect" "25f1a7eeae15643c9a27e75478f1322b9cf4d97bfedb0074545e2dcf2ca29697"` [INFO] running `"docker" "rm" "-f" "25f1a7eeae15643c9a27e75478f1322b9cf4d97bfedb0074545e2dcf2ca29697"` [INFO] [stdout] 25f1a7eeae15643c9a27e75478f1322b9cf4d97bfedb0074545e2dcf2ca29697