[INFO] fetching crate wasmer-cache 7.5.0...
[INFO] testing wasmer-cache-7.5.0 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate wasmer-cache 7.5.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate wasmer-cache 7.5.0
[INFO] finished tweaking crates.io crate wasmer-cache 7.5.0
[INFO] tweaked toml for crates.io crate wasmer-cache 7.5.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate wasmer-cache 7.5.0 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate wasmer-cache 7.5.0 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] bbc4d0e4264ac5ad8d6c29fc00d94885913bea9356fdba45adff36cd5bf023d6
[INFO] running `Command { std: "docker" "start" "bbc4d0e4264ac5ad8d6c29fc00d94885913bea9356fdba45adff36cd5bf023d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bbc4d0e4264ac5ad8d6c29fc00d94885913bea9356fdba45adff36cd5bf023d6", 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" "bbc4d0e4264ac5ad8d6c29fc00d94885913bea9356fdba45adff36cd5bf023d6" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bbc4d0e4264ac5ad8d6c29fc00d94885913bea9356fdba45adff36cd5bf023d6", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "bbc4d0e4264ac5ad8d6c29fc00d94885913bea9356fdba45adff36cd5bf023d6" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling find-msvc-tools v0.1.14
[INFO] [stderr]    Compiling glob v0.3.4
[INFO] [stderr]    Compiling bitflags v2.13.2
[INFO] [stderr]    Compiling rustix v1.1.5
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]    Compiling winnow v1.0.4
[INFO] [stderr]    Compiling indexmap v2.14.2
[INFO] [stderr]    Compiling hybrid-array v0.4.15
[INFO] [stderr]    Compiling regex-syntax v0.8.11
[INFO] [stderr]    Compiling linux-raw-sys v0.12.1
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling toml_datetime v1.1.1+spec-1.1.0
[INFO] [stderr]    Compiling libloading v0.8.9
[INFO] [stderr]    Compiling either v1.18.0
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling syn v3.0.6
[INFO] [stderr]    Compiling cc v1.5.1
[INFO] [stderr]    Compiling bindgen v0.72.1
[INFO] [stderr]    Compiling filetime v0.2.29
[INFO] [stderr]    Compiling clang-sys v1.9.1
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling getrandom v0.4.3
[INFO] [stderr]    Compiling rustc-hash v2.1.3
[INFO] [stderr]    Compiling target-lexicon v0.13.5
[INFO] [stderr]    Compiling crc32fast v1.5.2
[INFO] [stderr]    Compiling cpufeatures v0.3.1
[INFO] [stderr]    Compiling thiserror v2.0.21
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling crypto-common v0.2.2
[INFO] [stderr]    Compiling block-buffer v0.12.1
[INFO] [stderr]    Compiling memmap2 v0.6.2
[INFO] [stderr]    Compiling more-asserts v0.3.1
[INFO] [stderr]    Compiling dashmap v6.2.1
[INFO] [stderr]    Compiling arrayvec v0.7.8
[INFO] [stderr]    Compiling shared-buffer v0.1.4
[INFO] [stderr]    Compiling cmake v0.1.58
[INFO] [stderr]    Compiling toml_parser v1.1.3+spec-1.1.0
[INFO] [stderr]    Compiling blake3 v1.8.7
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling digest v0.11.3
[INFO] [stderr]    Compiling regex-automata v0.4.18
[INFO] [stderr]    Compiling sha2 v0.11.0
[INFO] [stderr]    Compiling toml_edit v0.25.15+spec-1.1.0
[INFO] [stderr]    Compiling xattr v1.6.1
[INFO] [stderr]    Compiling tar v0.4.46
[INFO] [stderr]    Compiling proc-macro-crate v3.5.0
[INFO] [stderr]    Compiling darling_core v0.21.3
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]    Compiling munge_macro v0.4.7
[INFO] [stderr]    Compiling enum-iterator-derive v1.5.0
[INFO] [stderr]    Compiling num_enum_derive v0.7.6
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling derive_more-impl v2.1.1
[INFO] [stderr]    Compiling munge v0.4.7
[INFO] [stderr]    Compiling num_enum v0.7.6
[INFO] [stderr]    Compiling enum-iterator v2.3.0
[INFO] [stderr]    Compiling ptr_meta_derive v0.3.2
[INFO] [stderr]    Compiling bytecheck_derive v0.8.3
[INFO] [stderr]    Compiling rkyv_derive v0.8.18
[INFO] [stderr]    Compiling thiserror-impl v2.0.21
[INFO] [stderr]    Compiling wasmer-derive v7.5.0
[INFO] [stderr]    Compiling regex v1.13.1
[INFO] [stderr]    Compiling ptr_meta v0.3.2
[INFO] [stderr]    Compiling rancor v0.1.3
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling bytecheck v0.8.3
[INFO] [stderr]    Compiling darling_macro v0.21.3
[INFO] [stderr]    Compiling rend v0.5.4
[INFO] [stderr]    Compiling darling v0.21.3
[INFO] [stderr]    Compiling enumset_derive v0.15.0
[INFO] [stderr]    Compiling derive_more v2.1.1
[INFO] [stderr]    Compiling enumset v1.1.14
[INFO] [stderr]    Compiling wasmer v7.5.0
[INFO] [stderr]    Compiling rkyv v0.8.18
[INFO] [stderr]    Compiling wasmer-types v7.5.0
[INFO] [stdout] error: wasmer requires enabling at least one backend feature: `singlepass`, `cranelift`, `llvm`, `v8`, `js` or `headless`.
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/wasmer-7.5.0/src/lib.rs:429:1
[INFO] [stdout]     |
[INFO] [stdout] 429 | / compile_error!(
[INFO] [stdout] 430 | |     "wasmer requires enabling at least one backend feature: `singlepass`, `cranelift`, `llvm`, `v8`, `js` or `headless`."
[INFO] [stdout] 431 | | );
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wasmer` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "bbc4d0e4264ac5ad8d6c29fc00d94885913bea9356fdba45adff36cd5bf023d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbc4d0e4264ac5ad8d6c29fc00d94885913bea9356fdba45adff36cd5bf023d6", kill_on_drop: false }`
[INFO] [stdout] bbc4d0e4264ac5ad8d6c29fc00d94885913bea9356fdba45adff36cd5bf023d6
