[INFO] cloning repository https://github.com/krottv/mutantdb [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/krottv/mutantdb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrottv%2Fmutantdb", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrottv%2Fmutantdb'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 62e3431f74adb4c12161da503b77e04ff5e51ad0 [INFO] checking krottv/mutantdb against master#c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3 for pr-141352 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrottv%2Fmutantdb" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/krottv/mutantdb on toolchain c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-4-tc1/source/rust-toolchain.toml [INFO] started tweaking git repo https://github.com/krottv/mutantdb [INFO] finished tweaking git repo https://github.com/krottv/mutantdb [INFO] tweaked toml for git repo https://github.com/krottv/mutantdb written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/krottv/mutantdb already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f81311317b22fc2315f9ed7bc942997fec017b57135956d9d5c18f371257be8c [INFO] running `Command { std: "docker" "start" "-a" "f81311317b22fc2315f9ed7bc942997fec017b57135956d9d5c18f371257be8c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f81311317b22fc2315f9ed7bc942997fec017b57135956d9d5c18f371257be8c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f81311317b22fc2315f9ed7bc942997fec017b57135956d9d5c18f371257be8c", kill_on_drop: false }` [INFO] [stdout] f81311317b22fc2315f9ed7bc942997fec017b57135956d9d5c18f371257be8c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f06fce60e094ea66b94d30fe3c48fb9ad914eecf1f8b7e011750c52092ba2006 [INFO] running `Command { std: "docker" "start" "-a" "f06fce60e094ea66b94d30fe3c48fb9ad914eecf1f8b7e011750c52092ba2006", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.82 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling libc v0.2.154 [INFO] [stderr] Compiling either v1.12.0 [INFO] [stderr] Compiling autocfg v1.3.0 [INFO] [stderr] Compiling anyhow v1.0.83 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling rustix v0.38.34 [INFO] [stderr] Compiling crossbeam-utils v0.8.20 [INFO] [stderr] Compiling bitflags v2.5.0 [INFO] [stderr] Compiling equivalent v1.0.1 [INFO] [stderr] Compiling regex-syntax v0.8.3 [INFO] [stderr] Compiling bytes v1.6.0 [INFO] [stderr] Compiling hashbrown v0.14.5 [INFO] [stderr] Compiling linux-raw-sys v0.4.13 [INFO] [stderr] Compiling prettyplease v0.2.20 [INFO] [stderr] Compiling fastrand v2.1.0 [INFO] [stderr] Compiling fixedbitset v0.4.2 [INFO] [stderr] Compiling itertools v0.12.1 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling once_cell v1.19.0 [INFO] [stderr] Compiling log v0.4.21 [INFO] [stderr] Compiling heck v0.5.0 [INFO] [stderr] Compiling serde v1.0.203 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling multimap v0.10.0 [INFO] [stderr] Checking itoa v1.0.11 [INFO] [stderr] Checking pin-project-lite v0.2.14 [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling time-core v0.1.2 [INFO] [stderr] Compiling yansi v1.0.1 [INFO] [stderr] Compiling proc-macro2-diagnostics v0.10.1 [INFO] [stderr] Compiling indexmap v2.2.6 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Compiling serde_json v1.0.117 [INFO] [stderr] Checking memchr v2.7.2 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Checking powerfmt v0.2.0 [INFO] [stderr] Compiling num-conv v0.1.0 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Compiling regex-automata v0.4.6 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Checking futures-io v0.3.30 [INFO] [stderr] Checking deranged v0.3.11 [INFO] [stderr] Compiling petgraph v0.6.5 [INFO] [stderr] Compiling time-macros v0.2.18 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking half v2.4.1 [INFO] [stderr] Compiling heck v0.4.1 [INFO] [stderr] Compiling syn v2.0.63 [INFO] [stderr] Checking clap_lex v0.7.1 [INFO] [stderr] Checking anstyle v1.0.7 [INFO] [stderr] Checking ciborium-io v0.2.2 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking plotters-backend v0.3.6 [INFO] [stderr] Checking num_threads v0.1.7 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking ryu v1.0.18 [INFO] [stderr] Compiling thiserror v1.0.60 [INFO] [stderr] Checking clap_builder v4.5.7 [INFO] [stderr] Checking plotters-svg v0.3.6 [INFO] [stderr] Checking ciborium-ll v0.2.2 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking aliasable v0.1.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Checking termcolor v1.4.1 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking walkdir v2.5.0 [INFO] [stderr] Checking memmap2 v0.9.4 [INFO] [stderr] Checking is-terminal v0.4.12 [INFO] [stderr] Checking crossbeam-channel v0.5.13 [INFO] [stderr] Checking crc32fast v1.4.2 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Compiling regex v1.10.4 [INFO] [stderr] Compiling tempfile v3.10.1 [INFO] [stderr] Checking anes v0.1.6 [INFO] [stderr] Checking clap v4.5.7 [INFO] [stderr] Checking time v0.3.36 [INFO] [stderr] Checking plotters v0.3.6 [INFO] [stderr] Checking criterion-plot v0.5.0 [INFO] [stderr] Checking simplelog v0.12.2 [INFO] [stderr] Compiling prost-derive v0.12.4 [INFO] [stderr] Compiling serde_derive v1.0.203 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling ouroboros_macro v0.18.4 [INFO] [stderr] Compiling thiserror-impl v1.0.60 [INFO] [stderr] Compiling tokio-macros v2.3.0 [INFO] [stderr] Checking tokio v1.38.0 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking ouroboros v0.18.4 [INFO] [stderr] Compiling prost v0.12.4 [INFO] [stderr] Compiling prost-types v0.12.4 [INFO] [stderr] Compiling prost-build v0.12.4 [INFO] [stderr] Compiling proto v0.1.0 (/opt/rustwide/workdir/proto) [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking mutantdb v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:17:1 [INFO] [stdout] | [INFO] [stdout] 17 | #[macro_use] extern crate log; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/skiplist/coinflipper.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 15 | impl CoinFlipperHash { [INFO] [stdout] | -------------------- associated function in this implementation [INFO] [stdout] 16 | pub fn new() -> CoinFlipperHash { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Prev` is never constructed [INFO] [stdout] --> src/skiplist/skipnode.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 35 | pub enum Direction { [INFO] [stdout] | --------- variant in this enum [INFO] [stdout] 36 | Next, [INFO] [stdout] 37 | Prev, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `do_compaction_default` is never used [INFO] [stdout] --> src/core.rs:187:8 [INFO] [stdout] | [INFO] [stdout] 185 | impl InnerCore { [INFO] [stdout] | -------------- method in this implementation [INFO] [stdout] 186 | // flushing is sequential for now [INFO] [stdout] 187 | fn do_compaction_default(&self) -> Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking ciborium v0.2.2 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.5.1 [INFO] [stdout] warning: constant `LARGE_VALUE_SIZE` is never used [INFO] [stdout] --> benches/bench_mutant.rs:24:7 [INFO] [stdout] | [INFO] [stdout] 24 | const LARGE_VALUE_SIZE: usize = 4096; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:17:1 [INFO] [stdout] | [INFO] [stdout] 17 | #[macro_use] extern crate log; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/skiplist/coinflipper.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 15 | impl CoinFlipperHash { [INFO] [stdout] | -------------------- associated function in this implementation [INFO] [stdout] 16 | pub fn new() -> CoinFlipperHash { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Prev` is never constructed [INFO] [stdout] --> src/skiplist/skipnode.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 35 | pub enum Direction { [INFO] [stdout] | --------- variant in this enum [INFO] [stdout] 36 | Next, [INFO] [stdout] 37 | Prev, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.06s [INFO] running `Command { std: "docker" "inspect" "f06fce60e094ea66b94d30fe3c48fb9ad914eecf1f8b7e011750c52092ba2006", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f06fce60e094ea66b94d30fe3c48fb9ad914eecf1f8b7e011750c52092ba2006", kill_on_drop: false }` [INFO] [stdout] f06fce60e094ea66b94d30fe3c48fb9ad914eecf1f8b7e011750c52092ba2006