[INFO] fetching crate wbt-core 0.1.0...
[INFO] testing wbt-core-0.1.0 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate wbt-core 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate wbt-core 0.1.0
[INFO] finished tweaking crates.io crate wbt-core 0.1.0
[INFO] tweaked toml for crates.io crate wbt-core 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate wbt-core 0.1.0 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate wbt-core 0.1.0 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" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d63283403192e1f5f9c8e5679f9ca9975332d49ad326909926cc9a657d5f28b8
[INFO] running `Command { std: "docker" "start" "-a" "d63283403192e1f5f9c8e5679f9ca9975332d49ad326909926cc9a657d5f28b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d63283403192e1f5f9c8e5679f9ca9975332d49ad326909926cc9a657d5f28b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d63283403192e1f5f9c8e5679f9ca9975332d49ad326909926cc9a657d5f28b8", kill_on_drop: false }`
[INFO] [stdout] d63283403192e1f5f9c8e5679f9ca9975332d49ad326909926cc9a657d5f28b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] facee0fad8d0a456fc35483b2133c8c5aef944e2bfdacd8a5abbb935ea493f93
[INFO] running `Command { std: "docker" "start" "-a" "facee0fad8d0a456fc35483b2133c8c5aef944e2bfdacd8a5abbb935ea493f93", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.184
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling array-init-cursor v0.2.1
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling simd-adler32 v0.3.9
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling polars-utils v0.46.0
[INFO] [stderr]    Compiling siphasher v1.0.2
[INFO] [stderr]    Compiling simdutf8 v0.1.5
[INFO] [stderr]    Compiling polars-schema v0.46.0
[INFO] [stderr]    Compiling chrono-tz v0.10.4
[INFO] [stderr]    Compiling polars-arrow v0.46.0
[INFO] [stderr]    Compiling planus v0.3.1
[INFO] [stderr]    Compiling polars-compute v0.46.0
[INFO] [stderr]    Compiling ethnum v1.5.2
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling streaming-iterator v0.1.9
[INFO] [stderr]    Compiling strength_reduce v0.2.4
[INFO] [stderr]    Compiling phf_shared v0.12.1
[INFO] [stderr]    Compiling dyn-clone v1.0.20
[INFO] [stderr]    Compiling debug_unsafe v0.1.4
[INFO] [stderr]    Compiling fast-float2 v0.2.3
[INFO] [stderr]    Compiling polars-core v0.46.0
[INFO] [stderr]    Compiling phf v0.12.1
[INFO] [stderr]    Compiling atoi_simd v0.16.1
[INFO] [stderr]    Compiling polars-ops v0.46.0
[INFO] [stderr]    Compiling xxhash-rust v0.8.15
[INFO] [stderr]    Compiling fallible-streaming-iterator v0.1.9
[INFO] [stderr]    Compiling streaming-decompression v0.1.2
[INFO] [stderr]    Compiling polars-parquet-format v0.1.0
[INFO] [stderr]    Compiling polars-plan v0.46.0
[INFO] [stderr]    Compiling polars-lazy v0.46.0
[INFO] [stderr]    Compiling polars v0.46.0
[INFO] [stderr]    Compiling strum v0.26.3
[INFO] [stderr]    Compiling argminmax v0.6.3
[INFO] [stderr]    Compiling flate2 v1.1.9
[INFO] [stdout] error[E0512]: cannot transmute between types of different sizes, or dependently-sized types
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ethnum-1.5.2/src/error.rs:16:14
[INFO] [stdout]    |
[INFO] [stdout] 16 |     unsafe { mem::transmute(()) }
[INFO] [stdout]    |              ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: source type: `()` (0 bits)
[INFO] [stdout]    = note: target type: `TryFromIntError` (8 bits)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0512`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ethnum` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "facee0fad8d0a456fc35483b2133c8c5aef944e2bfdacd8a5abbb935ea493f93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "facee0fad8d0a456fc35483b2133c8c5aef944e2bfdacd8a5abbb935ea493f93", kill_on_drop: false }`
[INFO] [stdout] facee0fad8d0a456fc35483b2133c8c5aef944e2bfdacd8a5abbb935ea493f93
