[INFO] cloning repository https://github.com/beshubh/kvs-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/beshubh/kvs-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbeshubh%2Fkvs-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbeshubh%2Fkvs-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2a5966b3e5c9ddb21ec6a7ccb2444726024cf12d
[INFO] checking beshubh/kvs-rust against master#029c9e18dd1f4668e1d42bb187c1c263dfe20093 for pr-157562
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbeshubh%2Fkvs-rust" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/beshubh/kvs-rust
[INFO] finished tweaking git repo https://github.com/beshubh/kvs-rust
[INFO] tweaked toml for git repo https://github.com/beshubh/kvs-rust written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/beshubh/kvs-rust on toolchain 029c9e18dd1f4668e1d42bb187c1c263dfe20093
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+029c9e18dd1f4668e1d42bb187c1c263dfe20093" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/beshubh/kvs-rust 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" "+029c9e18dd1f4668e1d42bb187c1c263dfe20093" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: unused manifest key: debug
[INFO] [stderr] warning: Cargo.toml: unused manifest key: package.author
[INFO] [stderr] warning: `kvs` (manifest) generated 2 warnings
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tempfile v3.14.0
[INFO] [stderr]   Downloaded errno v0.3.9
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[INFO] [stderr]   Downloaded clap_derive v4.5.18
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[INFO] [stderr]   Downloaded rayon-core v1.12.1
[INFO] [stderr]   Downloaded clap v4.5.20
[INFO] [stderr]   Downloaded proc-macro2 v1.0.89
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[INFO] [stderr]   Downloaded hashbrown v0.15.1
[INFO] [stderr]   Downloaded clap_builder v4.5.20
[INFO] [stderr]   Downloaded rayon v1.10.0
[INFO] [stderr]   Downloaded rustix v0.38.40
[INFO] [stderr]   Downloaded syn v2.0.87
[INFO] [stderr]   Downloaded object v0.36.5
[INFO] [stderr]   Downloaded libc v0.2.162
[INFO] [stderr]   Downloaded linux-raw-sys v0.4.14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] adc184ca70084a5c7f768e6b4953fad7956e98ca8678450637f461c4a3c28568
[INFO] running `Command { std: "docker" "start" "adc184ca70084a5c7f768e6b4953fad7956e98ca8678450637f461c4a3c28568", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "adc184ca70084a5c7f768e6b4953fad7956e98ca8678450637f461c4a3c28568" "/opt/rustwide/cargo-home/bin/cargo" "+029c9e18dd1f4668e1d42bb187c1c263dfe20093" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "adc184ca70084a5c7f768e6b4953fad7956e98ca8678450637f461c4a3c28568", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "adc184ca70084a5c7f768e6b4953fad7956e98ca8678450637f461c4a3c28568" "/opt/rustwide/cargo-home/bin/cargo" "+029c9e18dd1f4668e1d42bb187c1c263dfe20093" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: unused manifest key: debug
[INFO] [stderr] warning: Cargo.toml: unused manifest key: package.author
[INFO] [stderr] warning: `kvs` (manifest) generated 2 warnings
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling libc v0.2.162
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling serde v1.0.215
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]     Checking hashbrown v0.15.1
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling serde_json v1.0.132
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking anstyle-parse v0.2.6
[INFO] [stderr]     Checking gimli v0.31.1
[INFO] [stderr]     Checking once_cell v1.20.2
[INFO] [stderr]     Checking anstyle v1.0.10
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.1
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]     Checking aho-corasick v1.1.3
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[INFO] [stderr]     Checking colorchoice v1.0.3
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]     Checking anstream v0.6.18
[INFO] [stderr]     Checking indexmap v2.6.0
[INFO] [stderr]     Checking miniz_oxide v0.8.0
[INFO] [stderr]     Checking object v0.36.5
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]     Checking rustc-demangle v0.1.24
[INFO] [stderr]    Compiling rustix v0.38.40
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling time-macros v0.2.18
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]     Checking addr2line v0.24.2
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking bitflags v2.6.0
[INFO] [stderr]     Checking strsim v0.11.1
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]     Checking clap_lex v0.7.2
[INFO] [stderr]    Compiling anyhow v1.0.93
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking time v0.3.36
[INFO] [stderr]     Checking clap_builder v4.5.20
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking backtrace v0.3.74
[INFO] [stderr]     Checking env_filter v0.1.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.13
[INFO] [stderr]     Checking crossbeam-queue v0.3.11
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling serde_derive v1.0.215
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling clap_derive v4.5.18
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking fastrand v2.2.0
[INFO] [stderr]     Checking crossbeam v0.8.4
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking tempfile v3.14.0
[INFO] [stderr]     Checking env_logger v0.11.5
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking buffered_offset_reader v0.6.0
[INFO] [stderr]     Checking dotenv v0.15.0
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking dashmap v6.1.0
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling escargot v0.4.0
[INFO] [stderr]     Checking predicates-core v1.0.8
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking termtree v0.4.1
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking float-cmp v0.8.0
[INFO] [stderr]     Checking predicates-tree v1.0.11
[INFO] [stderr]     Checking predicates v1.0.8
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking panic-control v0.1.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking clap v4.5.20
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking serde_bytes v0.11.15
[INFO] [stderr]     Checking uuid v1.11.0
[INFO] [stderr]     Checking bson v2.13.0
[INFO] [stderr]     Checking assert_cmd v0.11.1
[INFO] [stderr]     Checking kvs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/engines/sled.rs:6:22
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct SledStore(Arc<Mutex<SharedSledStore>>);
[INFO] [stdout]   |            --------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/kvs.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let mut store = KvStore::open(std::env::current_dir().unwrap().as_path()).unwrap();
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/engines/sled.rs:6:22
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct SledStore(Arc<Mutex<SharedSledStore>>);
[INFO] [stdout]   |            --------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/kvs.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let mut store = KvStore::open(std::env::current_dir().unwrap().as_path()).unwrap();
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 09s
[INFO] running `Command { std: "docker" "inspect" "adc184ca70084a5c7f768e6b4953fad7956e98ca8678450637f461c4a3c28568", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adc184ca70084a5c7f768e6b4953fad7956e98ca8678450637f461c4a3c28568", kill_on_drop: false }`
[INFO] [stdout] adc184ca70084a5c7f768e6b4953fad7956e98ca8678450637f461c4a3c28568
