[INFO] fetching crate convert-af 0.3.1...
[INFO] checking convert-af-0.3.1 against try#5ec4d3b0c83717313176eefa7d71e9d36dc83355 for pr-155501
[INFO] extracting crate convert-af 0.3.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate convert-af 0.3.1
[INFO] finished tweaking crates.io crate convert-af 0.3.1
[INFO] tweaked toml for crates.io crate convert-af 0.3.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate convert-af 0.3.1 on toolchain 5ec4d3b0c83717313176eefa7d71e9d36dc83355
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate convert-af 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" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2cb4b63ee08a080f665b2963e3c66ac5198af27e0f80d5dcd77382f8ee06f191
[INFO] running `Command { std: "docker" "start" "-a" "2cb4b63ee08a080f665b2963e3c66ac5198af27e0f80d5dcd77382f8ee06f191", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2cb4b63ee08a080f665b2963e3c66ac5198af27e0f80d5dcd77382f8ee06f191", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cb4b63ee08a080f665b2963e3c66ac5198af27e0f80d5dcd77382f8ee06f191", kill_on_drop: false }`
[INFO] [stdout] 2cb4b63ee08a080f665b2963e3c66ac5198af27e0f80d5dcd77382f8ee06f191
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c636e0379e5009394624ccf9c3f6e271695dacc10b2e31c055e7b48d8326d794
[INFO] running `Command { std: "docker" "start" "-a" "c636e0379e5009394624ccf9c3f6e271695dacc10b2e31c055e7b48d8326d794", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]     Checking smallvec v1.15.0
[INFO] [stderr]    Compiling cc v1.2.20
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling target-features v0.1.6
[INFO] [stderr]     Checking array-init-cursor v0.2.1
[INFO] [stderr]     Checking simdutf8 v0.1.5
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking castaway v0.2.3
[INFO] [stderr]    Compiling polars-utils v0.45.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking raw-cpuid v11.5.0
[INFO] [stderr]     Checking memmap2 v0.9.5
[INFO] [stderr]     Checking phf_shared v0.11.3
[INFO] [stderr]    Compiling polars-schema v0.45.1
[INFO] [stderr]     Checking planus v0.3.1
[INFO] [stderr]    Compiling polars-arrow v0.45.1
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking phf v0.11.3
[INFO] [stderr]    Compiling matrixmultiply v0.3.9
[INFO] [stderr]    Compiling polars-compute v0.45.1
[INFO] [stderr]     Checking strength_reduce v0.2.4
[INFO] [stderr]     Checking ethnum v1.5.1
[INFO] [stderr]     Checking itoap v1.0.1
[INFO] [stderr]     Checking streaming-iterator v0.1.9
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking fast-float2 v0.2.3
[INFO] [stderr]     Checking atoi_simd v0.16.0
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]     Checking linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling polars-core v0.45.1
[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-1.5.1/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 unicode-width v0.2.0
[INFO] [stderr]    Compiling polars-ops v0.45.1
[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" "c636e0379e5009394624ccf9c3f6e271695dacc10b2e31c055e7b48d8326d794", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c636e0379e5009394624ccf9c3f6e271695dacc10b2e31c055e7b48d8326d794", kill_on_drop: false }`
[INFO] [stdout] c636e0379e5009394624ccf9c3f6e271695dacc10b2e31c055e7b48d8326d794