[INFO] crate wasmtime-py 0.3.0 is already in cache
[INFO] checking wasmtime-py-0.3.0 against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398
[INFO] extracting crate wasmtime-py 0.3.0 into work/builds/worker-5/source
[INFO] validating manifest of crates.io crate wasmtime-py 0.3.0 on toolchain e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate wasmtime-py 0.3.0
[INFO] finished tweaking crates.io crate wasmtime-py 0.3.0
[INFO] tweaked toml for crates.io crate wasmtime-py 0.3.0 written to work/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate wasmtime-py 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b3262fdd2640dc337fa1a1a36aa5d2d0d579166b49be931de544f73c02175e19
[INFO] running `"docker" "start" "-a" "b3262fdd2640dc337fa1a1a36aa5d2d0d579166b49be931de544f73c02175e19"`
[INFO] [stderr]    Compiling proc-macro-hack-impl v0.4.2
[INFO] [stderr]     Checking spin v0.5.1
[INFO] [stderr]     Checking id-arena v2.2.1
[INFO] [stderr]     Checking wasmparser v0.35.3
[INFO] [stderr]    Compiling wasmtime-runtime v0.3.0
[INFO] [stderr]    Compiling raw-cpuid v6.1.0
[INFO] [stderr]     Checking gimli v0.19.0
[INFO] [stderr]    Compiling syn v1.0.3
[INFO] [stderr]     Checking backtrace v0.3.35
[INFO] [stderr]    Compiling scroll_derive v0.9.5
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling walrus-macro v0.11.0
[INFO] [stderr]    Compiling pyo3-derive-backend v0.7.0
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]    Compiling pyo3 v0.7.0
[INFO] [stderr]    Compiling proc-macro-hack v0.4.2
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]    Compiling mashup-impl v0.1.9
[INFO] [stderr]     Checking scroll v0.9.2
[INFO] [stderr]     Checking rayon-core v1.5.0
[INFO] [stderr]     Checking mashup v0.1.9
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking goblin v0.0.23
[INFO] [stderr]     Checking rayon v1.1.0
[INFO] [stderr]    Compiling pyo3cls v0.7.0
[INFO] [stderr]     Checking walrus v0.11.0
[INFO] [stderr]    Compiling serde_derive v1.0.99
[INFO] [stderr]    Compiling inventory-impl v0.1.4
[INFO] [stderr]    Compiling ctor v0.1.10
[INFO] [stderr]    Compiling ghost v0.1.1
[INFO] [stderr]     Checking wasm-webidl-bindings v0.4.0
[INFO] [stderr]     Checking inventory v0.1.4
[INFO] [stderr]    Compiling serde v1.0.99
[INFO] [stderr]     Checking cranelift-entity v0.40.0
[INFO] [stderr]     Checking string-interner v0.6.3
[INFO] [stderr]     Checking bincode v1.1.4
[INFO] [stderr]     Checking cranelift-bforest v0.40.0
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.40.0
[INFO] [stderr]    Compiling target-lexicon v0.4.0
[INFO] [stderr]     Checking faerie v0.10.1
[INFO] [stderr]    Compiling cranelift-codegen v0.40.0
[INFO] [stderr]     Checking cranelift-frontend v0.40.0
[INFO] [stderr]     Checking cranelift-native v0.40.0
[INFO] [stderr]     Checking cranelift-wasm v0.40.0
[INFO] [stderr]     Checking wasmtime-environ v0.3.0
[INFO] [stderr]     Checking wasmtime-debug v0.3.0
[INFO] [stderr]     Checking wasmtime-jit v0.3.0
[INFO] [stderr]     Checking wasmtime-interface-types v0.3.0
[INFO] [stderr]     Checking wasmtime-py v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0601]: `main` function not found in crate `import`
[INFO] [stderr]   |
[INFO] [stderr]   = note: consider adding a `main` function to `examples/import/main.rs`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0601`.
[INFO] [stderr] error: Could not compile `wasmtime-py`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "b3262fdd2640dc337fa1a1a36aa5d2d0d579166b49be931de544f73c02175e19"`
[INFO] running `"docker" "rm" "-f" "b3262fdd2640dc337fa1a1a36aa5d2d0d579166b49be931de544f73c02175e19"`
[INFO] [stdout] b3262fdd2640dc337fa1a1a36aa5d2d0d579166b49be931de544f73c02175e19