[INFO] fetching crate treeboost 0.1.0...
[INFO] testing treeboost-0.1.0 against 1.99.0-beta.8 for beta-1.100-2
[INFO] extracting crate treeboost 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate treeboost 0.1.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate treeboost 0.1.0
[INFO] tweaked toml for crates.io crate treeboost 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate treeboost 0.1.0 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 treeboost 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 0be98275c5b9e49741b7fc55c03671cbb9465972ec226a91d8aa047a332b38d7
[INFO] running `Command { std: "docker" "start" "0be98275c5b9e49741b7fc55c03671cbb9465972ec226a91d8aa047a332b38d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0be98275c5b9e49741b7fc55c03671cbb9465972ec226a91d8aa047a332b38d7", 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" "0be98275c5b9e49741b7fc55c03671cbb9465972ec226a91d8aa047a332b38d7" "/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" "0be98275c5b9e49741b7fc55c03671cbb9465972ec226a91d8aa047a332b38d7", 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" "0be98275c5b9e49741b7fc55c03671cbb9465972ec226a91d8aa047a332b38d7" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
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[INFO] [stderr]    Compiling rand_core v0.9.3
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[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling memmap2 v0.9.9
[INFO] [stderr]    Compiling atoi_simd v0.16.1
[INFO] [stderr]    Compiling ethnum v1.5.2
[INFO] [stderr]    Compiling streaming-iterator v0.1.9
[INFO] [stderr]    Compiling dyn-clone v1.0.20
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[INFO] [stderr]    Compiling polars-compute v0.51.0
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[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling fast-float2 v0.2.3
[INFO] [stderr]    Compiling strength_reduce v0.2.4
[INFO] [stderr]    Compiling litrs v1.0.0
[INFO] [stderr]    Compiling boxcar v0.2.14
[INFO] [stderr]    Compiling pulp v0.21.5
[INFO] [stderr]    Compiling polars-core v0.51.0
[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] [stderr]    Compiling polars-ops v0.51.0
[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" "0be98275c5b9e49741b7fc55c03671cbb9465972ec226a91d8aa047a332b38d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0be98275c5b9e49741b7fc55c03671cbb9465972ec226a91d8aa047a332b38d7", kill_on_drop: false }`
[INFO] [stdout] 0be98275c5b9e49741b7fc55c03671cbb9465972ec226a91d8aa047a332b38d7
