[INFO] cloning repository https://github.com/Baoyx007/pna [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Baoyx007/pna" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBaoyx007%2Fpna"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBaoyx007%2Fpna'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] e899327622a1cf9a198394e12573401c744ad6eb [INFO] checking Baoyx007/pna against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBaoyx007%2Fpna" "/workspace/builds/worker-4/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Baoyx007/pna on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/Baoyx007/pna [INFO] finished tweaking git repo https://github.com/Baoyx007/pna [INFO] tweaked toml for git repo https://github.com/Baoyx007/pna written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/Baoyx007/pna already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 0f52eeece8d3d4c498398b6e9078ea8751e6797ca930c61ad4ee83d99537c41e [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" "0f52eeece8d3d4c498398b6e9078ea8751e6797ca930c61ad4ee83d99537c41e"` [INFO] [stderr] Compiling syn v0.15.36 [INFO] [stderr] Compiling serde v1.0.94 [INFO] [stderr] Compiling backtrace-sys v0.1.29 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking float-cmp v0.4.0 [INFO] [stderr] Checking regex v1.1.7 [INFO] [stderr] Checking tempfile v3.0.8 [INFO] [stderr] Checking backtrace v0.3.32 [INFO] [stderr] Checking predicates v1.0.1 [INFO] [stderr] Compiling synstructure v0.10.2 [INFO] [stderr] Compiling serde_derive v1.0.92 [INFO] [stderr] Compiling structopt-derive v0.2.18 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Checking structopt v0.2.18 [INFO] [stderr] Checking serde_json v1.0.39 [INFO] [stderr] Checking escargot v0.4.0 [INFO] [stderr] Checking kvs v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `std::io` [INFO] [stderr] --> src/kv.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::io; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::path::Path` [INFO] [stderr] --> src/kv.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | use std::path::Path; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `COMPACTION_THRESHOLD` [INFO] [stderr] --> src/kv.rs:15:1 [INFO] [stderr] | [INFO] [stderr] 15 | const COMPACTION_THRESHOLD: u64 = 1024 * 1024; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::iter::Filter` that must be used [INFO] [stderr] --> src/kv.rs:50:5 [INFO] [stderr] | [INFO] [stderr] 50 | / fs::read_dir(&path)? [INFO] [stderr] 51 | | .flat_map(|entry| -> Result<_> { Ok(entry?.path()) }) [INFO] [stderr] 52 | | .filter(|path| path.is_file() && path.extension() == Some("log".as_ref())); [INFO] [stderr] | |_________________________________________________________________________________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: iterators are lazy and do nothing unless consumed [INFO] [stderr] [INFO] [stderr] Checking assert_cmd v0.11.1 [INFO] [stderr] warning: function is never used: `get_from_clap` [INFO] [stderr] --> src/bin/kvs.rs:7:1 [INFO] [stderr] | [INFO] [stderr] 7 | fn get_from_clap() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/bin/kvs.rs:26:13 [INFO] [stderr] | [INFO] [stderr] 26 | / store.set( [INFO] [stderr] 27 | | sub.value_of("KEY").unwrap().to_owned(), [INFO] [stderr] 28 | | sub.value_of("VALUE").unwrap().to_owned(), [INFO] [stderr] 29 | | ); [INFO] [stderr] | |______________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/bin/kvs.rs:32:13 [INFO] [stderr] | [INFO] [stderr] 32 | store.get(sub.value_of("KEY").unwrap().to_owned()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/bin/kvs.rs:35:13 [INFO] [stderr] | [INFO] [stderr] 35 | store.remove(sub.value_of("KEY").unwrap().to_owned()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: function is never used: `get_from_clap` [INFO] [stderr] --> src/bin/kvs.rs:7:1 [INFO] [stderr] | [INFO] [stderr] 7 | fn get_from_clap() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/bin/kvs.rs:26:13 [INFO] [stderr] | [INFO] [stderr] 26 | / store.set( [INFO] [stderr] 27 | | sub.value_of("KEY").unwrap().to_owned(), [INFO] [stderr] 28 | | sub.value_of("VALUE").unwrap().to_owned(), [INFO] [stderr] 29 | | ); [INFO] [stderr] | |______________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/bin/kvs.rs:32:13 [INFO] [stderr] | [INFO] [stderr] 32 | store.get(sub.value_of("KEY").unwrap().to_owned()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/bin/kvs.rs:35:13 [INFO] [stderr] | [INFO] [stderr] 35 | store.remove(sub.value_of("KEY").unwrap().to_owned()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io` [INFO] [stderr] --> src/kv.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::io; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::path::Path` [INFO] [stderr] --> src/kv.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | use std::path::Path; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `COMPACTION_THRESHOLD` [INFO] [stderr] --> src/kv.rs:15:1 [INFO] [stderr] | [INFO] [stderr] 15 | const COMPACTION_THRESHOLD: u64 = 1024 * 1024; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::iter::Filter` that must be used [INFO] [stderr] --> src/kv.rs:50:5 [INFO] [stderr] | [INFO] [stderr] 50 | / fs::read_dir(&path)? [INFO] [stderr] 51 | | .flat_map(|entry| -> Result<_> { Ok(entry?.path()) }) [INFO] [stderr] 52 | | .filter(|path| path.is_file() && path.extension() == Some("log".as_ref())); [INFO] [stderr] | |_________________________________________________________________________________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: iterators are lazy and do nothing unless consumed [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 03s [INFO] running `"docker" "inspect" "0f52eeece8d3d4c498398b6e9078ea8751e6797ca930c61ad4ee83d99537c41e"` [INFO] running `"docker" "rm" "-f" "0f52eeece8d3d4c498398b6e9078ea8751e6797ca930c61ad4ee83d99537c41e"` [INFO] [stdout] 0f52eeece8d3d4c498398b6e9078ea8751e6797ca930c61ad4ee83d99537c41e