[INFO] fetching crate polarsmongo2 0.3.1...
[INFO] checking polarsmongo2-0.3.1 against master#b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd for pr-155501
[INFO] extracting crate polarsmongo2 0.3.1 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate polarsmongo2 0.3.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate polarsmongo2 0.3.1
[INFO] tweaked toml for crates.io crate polarsmongo2 0.3.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate polarsmongo2 0.3.1 on toolchain b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate polarsmongo2 0.3.1 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" "+b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.116
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[INFO] [stderr]   Downloaded unicode-reverse v1.0.9
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[INFO] [stderr]   Downloaded mongocrypt-sys v0.1.5+1.15.1
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[INFO] [stderr]   Downloaded derive-where v1.6.1
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "+b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] db8006df3ccec72776cc3e12d5f0f38f97085831379e9040c490af51cf30299f
[INFO] running `Command { std: "docker" "start" "-a" "db8006df3ccec72776cc3e12d5f0f38f97085831379e9040c490af51cf30299f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db8006df3ccec72776cc3e12d5f0f38f97085831379e9040c490af51cf30299f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db8006df3ccec72776cc3e12d5f0f38f97085831379e9040c490af51cf30299f", kill_on_drop: false }`
[INFO] [stdout] db8006df3ccec72776cc3e12d5f0f38f97085831379e9040c490af51cf30299f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "+b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf6ffb8e3ed2da0b6d34181809a4a2a7f12a444f9e0637030bd3f41dedd562d7
[INFO] running `Command { std: "docker" "start" "-a" "bf6ffb8e3ed2da0b6d34181809a4a2a7f12a444f9e0637030bd3f41dedd562d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.183
[INFO] [stderr]     Checking critical-section v1.2.0
[INFO] [stderr]     Checking foldhash v0.2.0
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]     Checking ipnet v2.12.0
[INFO] [stderr]     Checking bitflags v2.11.0
[INFO] [stderr]    Compiling rustls v0.23.37
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]     Checking regex-syntax v0.8.10
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]     Checking iri-string v0.7.12
[INFO] [stderr]    Compiling signal-hook v0.4.3
[INFO] [stderr]     Checking array-init-cursor v0.2.1
[INFO] [stderr]    Compiling slotmap v1.1.1
[INFO] [stderr]     Checking simd-adler32 v0.3.9
[INFO] [stderr]     Checking once_cell v1.21.4
[INFO] [stderr]     Checking planus v1.1.1
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]     Checking humantime v2.3.0
[INFO] [stderr]    Compiling virtue v0.0.18
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking hashbrown v0.16.1
[INFO] [stderr]     Checking rmp v0.8.15
[INFO] [stderr]     Checking tracing-core v0.1.36
[INFO] [stderr]    Compiling polars-utils v0.53.0
[INFO] [stderr]     Checking simdutf8 v0.1.5
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]     Checking unty v0.0.4
[INFO] [stderr]     Checking flate2 v1.1.9
[INFO] [stderr]     Checking raw-cpuid v11.6.0
[INFO] [stderr]     Checking phf_shared v0.12.1
[INFO] [stderr]    Compiling polars-schema v0.53.0
[INFO] [stderr]    Compiling polars-buffer v0.53.0
[INFO] [stderr]    Compiling chrono-tz v0.10.4
[INFO] [stderr]     Checking phf v0.12.1
[INFO] [stderr]    Compiling polars-arrow v0.53.0
[INFO] [stderr]     Checking ethnum v1.5.2
[INFO] [stderr]     Checking streaming-iterator v0.1.9
[INFO] [stderr]    Compiling polars-compute v0.53.0
[INFO] [stderr]    Compiling bincode_derive v2.0.1
[INFO] [stderr]     Checking fast-float2 v0.2.3
[INFO] [stderr]     Checking strength_reduce v0.2.4
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking boxcar v0.2.14
[INFO] [stderr]    Compiling polars-core v0.53.0
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling polars-ops v0.53.0
[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]     Checking xxhash-rust v0.8.15
[INFO] [stderr]    Compiling anyhow v1.0.102
[INFO] [stderr]     Checking streaming-decompression v0.1.2
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]     Checking constant_time_eq v0.4.2
[INFO] [stderr]     Checking indexmap v2.13.0
[INFO] [stderr]    Compiling num-conv v0.2.1
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking mio v1.2.0
[INFO] [stderr]     Checking socket2 v0.6.3
[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" "bf6ffb8e3ed2da0b6d34181809a4a2a7f12a444f9e0637030bd3f41dedd562d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf6ffb8e3ed2da0b6d34181809a4a2a7f12a444f9e0637030bd3f41dedd562d7", kill_on_drop: false }`
[INFO] [stdout] bf6ffb8e3ed2da0b6d34181809a4a2a7f12a444f9e0637030bd3f41dedd562d7