[INFO] fetching crate unc-vm-compiler-singlepass 0.12.2...
[INFO] building unc-vm-compiler-singlepass-0.12.2 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate unc-vm-compiler-singlepass 0.12.2 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate unc-vm-compiler-singlepass 0.12.2
[INFO] finished tweaking crates.io crate unc-vm-compiler-singlepass 0.12.2
[INFO] tweaked toml for crates.io crate unc-vm-compiler-singlepass 0.12.2 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate unc-vm-compiler-singlepass 0.12.2 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 149 packages to latest compatible versions
[INFO] [stderr]       Adding dynasm v2.0.0 (available: v4.0.1)
[INFO] [stderr]       Adding dynasmrt v2.0.0 (available: v4.0.1)
[INFO] [stderr]       Adding finite-wasm v0.5.0 (available: v0.6.0)
[INFO] [stderr]       Adding hashbrown v0.14.5 (available: v0.16.0)
[INFO] [stderr]       Adding memoffset v0.8.0 (available: v0.9.1)
[INFO] [stderr]       Adding more-asserts v0.2.2 (available: v0.3.1)
[INFO] [stderr]       Adding strum v0.24.1 (available: v0.27.2)
[INFO] [stderr]       Adding target-lexicon v0.12.16 (available: v0.13.3)
[INFO] [stderr]       Adding wasmprinter v0.2.57 (available: v0.2.80)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bytecheck_derive v0.6.12
[INFO] [stderr]   Downloaded unc-vm-types v0.12.2
[INFO] [stderr]   Downloaded prefix-sum-vec v0.1.2
[INFO] [stderr]   Downloaded darling_macro v0.21.3
[INFO] [stderr]   Downloaded bytecheck v0.6.12
[INFO] [stderr]   Downloaded enumset_derive v0.14.0
[INFO] [stderr]   Downloaded dynasmrt v2.0.0
[INFO] [stderr]   Downloaded region v3.0.2
[INFO] [stderr]   Downloaded enumset v1.1.10
[INFO] [stderr]   Downloaded darling_core v0.21.3
[INFO] [stderr]   Downloaded dissimilar v1.0.10
[INFO] [stderr]   Downloaded wasmparser v0.99.0
[INFO] [stderr]   Downloaded darling v0.21.3
[INFO] [stderr]   Downloaded dynasm v2.0.0
[INFO] [stderr]   Downloaded unc-vm-compiler v0.12.2
[INFO] [stderr]   Downloaded wasmprinter v0.2.57
[INFO] [stderr]   Downloaded wasmparser v0.105.0
[INFO] [stderr]   Downloaded rkyv v0.7.45
[INFO] [stderr]   Downloaded unc-vm-vm v0.12.2
[INFO] [stderr]   Downloaded rend v0.4.2
[INFO] [stderr]   Downloaded rkyv_derive v0.7.45
[INFO] [stderr]   Downloaded finite-wasm v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd0941a744db427f90a7866f927b45158afdb4ea8292eea2e8d68d14a8c87c4a
[INFO] running `Command { std: "docker" "start" "-a" "cd0941a744db427f90a7866f927b45158afdb4ea8292eea2e8d68d14a8c87c4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd0941a744db427f90a7866f927b45158afdb4ea8292eea2e8d68d14a8c87c4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd0941a744db427f90a7866f927b45158afdb4ea8292eea2e8d68d14a8c87c4a", kill_on_drop: false }`
[INFO] [stdout] cd0941a744db427f90a7866f927b45158afdb4ea8292eea2e8d68d14a8c87c4a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd7df693e9a3ed2848a372a560fbc244bab20ffb08e23da6a370b8ab8d1e616d
[INFO] running `Command { std: "docker" "start" "-a" "fd7df693e9a3ed2848a372a560fbc244bab20ffb08e23da6a370b8ab8d1e616d", kill_on_drop: false }`
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling darling_core v0.21.3
[INFO] [stderr]    Compiling ptr_meta_derive v0.1.4
[INFO] [stderr]    Compiling rkyv v0.7.45
[INFO] [stderr]    Compiling wyz v0.5.1
[INFO] [stderr]    Compiling ptr_meta v0.1.4
[INFO] [stderr]    Compiling rkyv_derive v0.7.45
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling finite-wasm v0.5.0
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling seahash v4.1.0
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling funty v2.0.0
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling bitvec v1.0.1
[INFO] [stderr]    Compiling url v2.5.7
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling unc-vm-vm v0.12.2
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling dissimilar v1.0.10
[INFO] [stderr]    Compiling prefix-sum-vec v0.1.2
[INFO] [stderr]    Compiling target-lexicon v0.12.16
[INFO] [stderr]    Compiling wasmparser v0.105.0
[INFO] [stderr]    Compiling wasmparser v0.99.0
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling region v3.0.2
[INFO] [stderr]    Compiling more-asserts v0.2.2
[INFO] [stderr]    Compiling dynasm v2.0.0
[INFO] [stderr]    Compiling strum_macros v0.24.3
[INFO] [stderr]    Compiling darling_macro v0.21.3
[INFO] [stderr]    Compiling darling v0.21.3
[INFO] [stderr]    Compiling enumset_derive v0.14.0
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling unc-vm-types v0.12.2
[INFO] [stderr]    Compiling memmap2 v0.5.10
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling strum v0.24.1
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling enumset v1.1.10
[INFO] [stderr]    Compiling wasmprinter v0.2.57
[INFO] [stderr]    Compiling unc-vm-compiler v0.12.2
[INFO] [stderr]    Compiling dynasmrt v2.0.0
[INFO] [stderr]    Compiling unc-vm-compiler-singlepass v0.12.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: unused import: `dynasm::dynasm`
[INFO] [stdout]  --> src/emitter_x64.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use dynasm::dynasm;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `-D unused-imports` implied by `-D warnings`
[INFO] [stdout]   = help: to override `-D warnings` add `#[allow(unused_imports)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `unc-vm-compiler-singlepass` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "fd7df693e9a3ed2848a372a560fbc244bab20ffb08e23da6a370b8ab8d1e616d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd7df693e9a3ed2848a372a560fbc244bab20ffb08e23da6a370b8ab8d1e616d", kill_on_drop: false }`
[INFO] [stdout] fd7df693e9a3ed2848a372a560fbc244bab20ffb08e23da6a370b8ab8d1e616d