[INFO] cloning repository https://github.com/Devin-Yeung/ailurus-kv
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Devin-Yeung/ailurus-kv" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDevin-Yeung%2Failurus-kv", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDevin-Yeung%2Failurus-kv'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e77f77955957995c9949f7eab002fe9d7ad41b22
[INFO] checking Devin-Yeung/ailurus-kv against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDevin-Yeung%2Failurus-kv" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Devin-Yeung/ailurus-kv on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Devin-Yeung/ailurus-kv
[INFO] finished tweaking git repo https://github.com/Devin-Yeung/ailurus-kv
[INFO] tweaked toml for git repo https://github.com/Devin-Yeung/ailurus-kv written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Devin-Yeung/ailurus-kv 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded derive_builder_macro v0.20.0
[INFO] [stderr]   Downloaded darling_macro v0.20.6
[INFO] [stderr]   Downloaded darling_core v0.20.6
[INFO] [stderr]   Downloaded derive_builder v0.20.0
[INFO] [stderr]   Downloaded darling v0.20.6
[INFO] [stderr]   Downloaded derive_builder_core v0.20.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd9b624c6d48923779df0c19b56e7f8103806f5a0041568bc246a040fefb3ffb
[INFO] running `Command { std: "docker" "start" "-a" "fd9b624c6d48923779df0c19b56e7f8103806f5a0041568bc246a040fefb3ffb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd9b624c6d48923779df0c19b56e7f8103806f5a0041568bc246a040fefb3ffb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd9b624c6d48923779df0c19b56e7f8103806f5a0041568bc246a040fefb3ffb", kill_on_drop: false }`
[INFO] [stdout] fd9b624c6d48923779df0c19b56e7f8103806f5a0041568bc246a040fefb3ffb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e65c9c2becaf421d8c3210efa9d0c1d801a164b8fcb055cbd929eec01e4a10c5
[INFO] running `Command { std: "docker" "start" "-a" "e65c9c2becaf421d8c3210efa9d0c1d801a164b8fcb055cbd929eec01e4a10c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]     Checking memchr v2.6.3
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]     Checking gimli v0.28.0
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]     Checking smallvec v1.11.1
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking linux-raw-sys v0.4.12
[INFO] [stderr]     Checking anstream v0.6.11
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking aho-corasick v1.1.1
[INFO] [stderr]     Checking object v0.32.1
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]     Checking regex-automata v0.3.8
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]     Checking regex v1.9.5
[INFO] [stderr]     Checking env_filter v0.1.0
[INFO] [stderr]     Checking env_logger v0.11.3
[INFO] [stderr]    Compiling darling_core v0.20.6
[INFO] [stderr]    Compiling prost-derive v0.12.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling darling_macro v0.20.6
[INFO] [stderr]    Compiling darling v0.20.6
[INFO] [stderr]     Checking prost v0.12.3
[INFO] [stderr]    Compiling derive_builder_core v0.20.0
[INFO] [stderr]    Compiling derive_builder_macro v0.20.0
[INFO] [stderr]     Checking derive_builder v0.20.0
[INFO] [stderr]     Checking ailurus-kv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `WriteBatch` is never constructed
[INFO] [stdout]  --> src/batch.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct WriteBatch<'a> {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WriteBatch` is never constructed
[INFO] [stdout]  --> src/batch.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct WriteBatch<'a> {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.28s
[INFO] running `Command { std: "docker" "inspect" "e65c9c2becaf421d8c3210efa9d0c1d801a164b8fcb055cbd929eec01e4a10c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e65c9c2becaf421d8c3210efa9d0c1d801a164b8fcb055cbd929eec01e4a10c5", kill_on_drop: false }`
[INFO] [stdout] e65c9c2becaf421d8c3210efa9d0c1d801a164b8fcb055cbd929eec01e4a10c5