[INFO] fetching crate lace_cc 0.7.0...
[INFO] testing lace_cc-0.7.0 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate lace_cc 0.7.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate lace_cc 0.7.0
[INFO] finished tweaking crates.io crate lace_cc 0.7.0
[INFO] tweaked toml for crates.io crate lace_cc 0.7.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate lace_cc 0.7.0 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate lace_cc 0.7.0 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.76
[INFO] [stderr]   Downloaded special v0.10.3
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 69e74c321594122e8aad259eb11f39f9eb01349429db3c23b2a1071313263c29
[INFO] running `Command { std: "docker" "start" "69e74c321594122e8aad259eb11f39f9eb01349429db3c23b2a1071313263c29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69e74c321594122e8aad259eb11f39f9eb01349429db3c23b2a1071313263c29", 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" "69e74c321594122e8aad259eb11f39f9eb01349429db3c23b2a1071313263c29" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69e74c321594122e8aad259eb11f39f9eb01349429db3c23b2a1071313263c29", 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" "69e74c321594122e8aad259eb11f39f9eb01349429db3c23b2a1071313263c29" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling serde v1.0.195
[INFO] [stderr]    Compiling zerocopy v0.7.32
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]    Compiling target-features v0.1.5
[INFO] [stderr]    Compiling allocator-api2 v0.2.16
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling ahash v0.8.7
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling smartstring v1.0.1
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling polars-utils v0.36.2
[INFO] [stderr]    Compiling simdutf8 v0.1.4
[INFO] [stderr]    Compiling ryu v1.0.16
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]    Compiling polars-arrow v0.36.2
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling atoi_simd v0.15.6
[INFO] [stderr]    Compiling strength_reduce v0.2.4
[INFO] [stderr]    Compiling dyn-clone v1.0.16
[INFO] [stderr]    Compiling ethnum v1.5.0
[INFO] [stderr]    Compiling foreign_vec v0.1.0
[INFO] [stderr]    Compiling fast-float v0.2.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling polars-compute v0.36.2
[INFO] [stderr]    Compiling peroxide v0.32.1
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling polars-core v0.36.2
[INFO] [stderr]    Compiling puruspe v0.2.0
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling order-stat v0.1.3
[INFO] [stderr]    Compiling bitflags v2.4.2
[INFO] [stderr]    Compiling xxhash-rust v0.8.8
[INFO] [stderr]    Compiling polars-ops v0.36.2
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling crossbeam-channel v0.5.11
[INFO] [stderr]    Compiling special v0.10.3
[INFO] [stderr]    Compiling portable-atomic v1.6.0
[INFO] [stderr]    Compiling itertools v0.12.0
[INFO] [stderr]    Compiling getrandom v0.2.12
[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-1.5.0/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] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling memmap2 v0.7.1
[INFO] [stderr]    Compiling polars v0.36.2
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling unsafe-libyaml v0.2.10
[INFO] [stderr]    Compiling unicode-width v0.1.11
[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" "69e74c321594122e8aad259eb11f39f9eb01349429db3c23b2a1071313263c29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69e74c321594122e8aad259eb11f39f9eb01349429db3c23b2a1071313263c29", kill_on_drop: false }`
[INFO] [stdout] 69e74c321594122e8aad259eb11f39f9eb01349429db3c23b2a1071313263c29
