[INFO] cloning repository https://github.com/Baoyx007/pna [INFO] running `Command { std: "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", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBaoyx007%2Fpna'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 474b08be9be5405eced8197ed352a3dd3ad267cd [INFO] checking Baoyx007/pna against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBaoyx007%2Fpna" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Baoyx007/pna on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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-6/source/Cargo.toml [INFO] crate git repo https://github.com/Baoyx007/pna already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] e4028a227a9510e3997f2b504b53690b6fec6a6867c05305c4936ae3490fa2fb [INFO] running `Command { std: "docker" "start" "-a" "e4028a227a9510e3997f2b504b53690b6fec6a6867c05305c4936ae3490fa2fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e4028a227a9510e3997f2b504b53690b6fec6a6867c05305c4936ae3490fa2fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e4028a227a9510e3997f2b504b53690b6fec6a6867c05305c4936ae3490fa2fb", kill_on_drop: false }` [INFO] [stdout] e4028a227a9510e3997f2b504b53690b6fec6a6867c05305c4936ae3490fa2fb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] e60249d44e6a70aa81e0746b9f8a5052a40d0949bca352a531a111c1b7476cb1 [INFO] running `Command { std: "docker" "start" "-a" "e60249d44e6a70aa81e0746b9f8a5052a40d0949bca352a531a111c1b7476cb1", kill_on_drop: false }` [INFO] [stderr] Compiling syn v0.15.36 [INFO] [stderr] Compiling serde v1.0.94 [INFO] [stderr] Compiling regex v1.1.7 [INFO] [stderr] Compiling escargot v0.4.0 [INFO] [stderr] Checking normalize-line-endings v0.2.2 [INFO] [stderr] Checking remove_dir_all v0.5.2 [INFO] [stderr] Compiling backtrace-sys v0.1.29 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking regex-syntax v0.6.7 [INFO] [stderr] Checking walkdir v2.2.8 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stderr] Checking tempfile v3.0.8 [INFO] [stderr] Checking backtrace v0.3.32 [INFO] [stderr] Checking float-cmp v0.4.0 [INFO] [stderr] Compiling synstructure v0.10.2 [INFO] [stderr] Checking predicates v1.0.1 [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 kvs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::io` [INFO] [stdout] --> src/kv.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::io; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::path::Path` [INFO] [stdout] --> src/kv.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::path::Path; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `COMPACTION_THRESHOLD` [INFO] [stdout] --> src/kv.rs:15:1 [INFO] [stdout] | [INFO] [stdout] 15 | const COMPACTION_THRESHOLD: u64 = 1024 * 1024; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `seek_convenience` has been stable since 1.51.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(seek_convenience)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Filter` that must be used [INFO] [stdout] --> src/kv.rs:50:5 [INFO] [stdout] | [INFO] [stdout] 50 | / fs::read_dir(&path)? [INFO] [stdout] 51 | | .flat_map(|entry| -> Result<_> { Ok(entry?.path()) }) [INFO] [stdout] 52 | | .filter(|path| path.is_file() && path.extension() == Some("log".as_ref())); [INFO] [stdout] | |_________________________________________________________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: iterators are lazy and do nothing unless consumed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_from_clap` [INFO] [stdout] --> src/bin/kvs.rs:7:4 [INFO] [stdout] | [INFO] [stdout] 7 | fn get_from_clap() { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/kvs.rs:26:13 [INFO] [stdout] | [INFO] [stdout] 26 | / store.set( [INFO] [stdout] 27 | | sub.value_of("KEY").unwrap().to_owned(), [INFO] [stdout] 28 | | sub.value_of("VALUE").unwrap().to_owned(), [INFO] [stdout] 29 | | ); [INFO] [stdout] | |______________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/kvs.rs:32:13 [INFO] [stdout] | [INFO] [stdout] 32 | store.get(sub.value_of("KEY").unwrap().to_owned()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/kvs.rs:35:13 [INFO] [stdout] | [INFO] [stdout] 35 | store.remove(sub.value_of("KEY").unwrap().to_owned()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking assert_cmd v0.11.1 [INFO] [stdout] warning: function is never used: `get_from_clap` [INFO] [stdout] --> src/bin/kvs.rs:7:4 [INFO] [stdout] | [INFO] [stdout] 7 | fn get_from_clap() { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/kvs.rs:26:13 [INFO] [stdout] | [INFO] [stdout] 26 | / store.set( [INFO] [stdout] 27 | | sub.value_of("KEY").unwrap().to_owned(), [INFO] [stdout] 28 | | sub.value_of("VALUE").unwrap().to_owned(), [INFO] [stdout] 29 | | ); [INFO] [stdout] | |______________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/kvs.rs:32:13 [INFO] [stdout] | [INFO] [stdout] 32 | store.get(sub.value_of("KEY").unwrap().to_owned()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/kvs.rs:35:13 [INFO] [stdout] | [INFO] [stdout] 35 | store.remove(sub.value_of("KEY").unwrap().to_owned()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io` [INFO] [stdout] --> src/kv.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::io; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::path::Path` [INFO] [stdout] --> src/kv.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::path::Path; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `COMPACTION_THRESHOLD` [INFO] [stdout] --> src/kv.rs:15:1 [INFO] [stdout] | [INFO] [stdout] 15 | const COMPACTION_THRESHOLD: u64 = 1024 * 1024; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `seek_convenience` has been stable since 1.51.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(seek_convenience)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Filter` that must be used [INFO] [stdout] --> src/kv.rs:50:5 [INFO] [stdout] | [INFO] [stdout] 50 | / fs::read_dir(&path)? [INFO] [stdout] 51 | | .flat_map(|entry| -> Result<_> { Ok(entry?.path()) }) [INFO] [stdout] 52 | | .filter(|path| path.is_file() && path.extension() == Some("log".as_ref())); [INFO] [stdout] | |_________________________________________________________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: iterators are lazy and do nothing unless consumed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 53.28s [INFO] running `Command { std: "docker" "inspect" "e60249d44e6a70aa81e0746b9f8a5052a40d0949bca352a531a111c1b7476cb1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e60249d44e6a70aa81e0746b9f8a5052a40d0949bca352a531a111c1b7476cb1", kill_on_drop: false }` [INFO] [stdout] e60249d44e6a70aa81e0746b9f8a5052a40d0949bca352a531a111c1b7476cb1