[INFO] cloning repository https://github.com/mirgee/mini-lsm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mirgee/mini-lsm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmirgee%2Fmini-lsm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmirgee%2Fmini-lsm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 972e80edf824a7e24272b07e88c98958a0de30d3
[INFO] checking mirgee/mini-lsm against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmirgee%2Fmini-lsm" "/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/mirgee/mini-lsm 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] removed /workspace/builds/worker-4-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/mirgee/mini-lsm
[INFO] finished tweaking git repo https://github.com/mirgee/mini-lsm
[INFO] tweaked toml for git repo https://github.com/mirgee/mini-lsm written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/mirgee/mini-lsm 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fd-lock v4.0.2
[INFO] [stderr]   Downloaded rustyline v13.0.0
[INFO] [stderr]   Downloaded crossbeam-skiplist v0.1.3
[INFO] [stderr]   Downloaded quanta v0.12.2
[INFO] [stderr]   Downloaded moka v0.12.5
[INFO] [stderr]   Downloaded farmhash v1.1.5
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 560e432b28a8cf8011b5017ad5319837b1dea3cd34ae0f4502e4b8a372fc5123
[INFO] running `Command { std: "docker" "start" "-a" "560e432b28a8cf8011b5017ad5319837b1dea3cd34ae0f4502e4b8a372fc5123", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "560e432b28a8cf8011b5017ad5319837b1dea3cd34ae0f4502e4b8a372fc5123", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "560e432b28a8cf8011b5017ad5319837b1dea3cd34ae0f4502e4b8a372fc5123", kill_on_drop: false }`
[INFO] [stdout] 560e432b28a8cf8011b5017ad5319837b1dea3cd34ae0f4502e4b8a372fc5123
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b853c45f206bc07eb13a481ec0d0b67b02a950100190bff82fb72dc3b39745d
[INFO] running `Command { std: "docker" "start" "-a" "6b853c45f206bc07eb13a481ec0d0b67b02a950100190bff82fb72dc3b39745d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking anstyle-query v1.0.2
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]     Checking anstyle v1.0.6
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.1
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling moka v0.12.5
[INFO] [stderr]     Checking anstyle-parse v0.2.3
[INFO] [stderr]     Checking clap_lex v0.7.0
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]     Checking raw-cpuid v11.0.1
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]     Checking anstream v0.6.13
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking strsim v0.11.0
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.12
[INFO] [stderr]     Checking triomphe v0.1.11
[INFO] [stderr]     Checking unicode-segmentation v1.11.0
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking tagptr v0.2.0
[INFO] [stderr]     Checking clap_builder v4.5.2
[INFO] [stderr]     Checking aliasable v0.1.3
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking home v0.5.9
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]     Checking crossbeam-skiplist v0.1.3
[INFO] [stderr]     Checking arc-swap v1.7.1
[INFO] [stderr]     Checking farmhash v1.1.5
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking fastrand v2.0.2
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.55
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking nix v0.27.1
[INFO] [stderr]     Checking quanta v0.12.2
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking uuid v1.8.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking fd-lock v4.0.2
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rustyline v13.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling clap_derive v4.5.3
[INFO] [stderr]    Compiling ouroboros_macro v0.18.3
[INFO] [stderr]     Checking ouroboros v0.18.3
[INFO] [stderr]     Checking clap v4.5.3
[INFO] [stderr]     Checking mini-lsm v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.33s
[INFO] running `Command { std: "docker" "inspect" "6b853c45f206bc07eb13a481ec0d0b67b02a950100190bff82fb72dc3b39745d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b853c45f206bc07eb13a481ec0d0b67b02a950100190bff82fb72dc3b39745d", kill_on_drop: false }`
[INFO] [stdout] 6b853c45f206bc07eb13a481ec0d0b67b02a950100190bff82fb72dc3b39745d