[INFO] cloning repository https://github.com/icalder/hueburn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/icalder/hueburn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ficalder%2Fhueburn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ficalder%2Fhueburn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 92fd45770c0ae426850c2ec7a95b2f06aca72a61
[INFO] checking icalder/hueburn against master#b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd for pr-155501
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ficalder%2Fhueburn" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/icalder/hueburn
[INFO] finished tweaking git repo https://github.com/icalder/hueburn
[INFO] tweaked toml for git repo https://github.com/icalder/hueburn written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/icalder/hueburn 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 git repo https://github.com/icalder/hueburn 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 }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 42d2c0b4082835d1df8c80db894cb23c96371faf959d89458dc3cc575e98483a
[INFO] running `Command { std: "docker" "start" "-a" "42d2c0b4082835d1df8c80db894cb23c96371faf959d89458dc3cc575e98483a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42d2c0b4082835d1df8c80db894cb23c96371faf959d89458dc3cc575e98483a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42d2c0b4082835d1df8c80db894cb23c96371faf959d89458dc3cc575e98483a", kill_on_drop: false }`
[INFO] [stdout] 42d2c0b4082835d1df8c80db894cb23c96371faf959d89458dc3cc575e98483a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 70be65682755f840676900f097a258df5c47fb3032e1e58ae47bf0f0ffde137d
[INFO] running `Command { std: "docker" "start" "-a" "70be65682755f840676900f097a258df5c47fb3032e1e58ae47bf0f0ffde137d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling libc v0.2.172
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[INFO] [stderr]     Checking cfg-if v1.0.1
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[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling rayon-core v1.12.1
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[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]     Checking aho-corasick v1.1.3
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[INFO] [stderr]     Checking iana-time-zone v0.1.63
[INFO] [stderr]     Checking array-init-cursor v0.2.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking planus v0.3.1
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[INFO] [stderr]     Checking phf v0.11.3
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[INFO] [stderr]     Checking castaway v0.2.3
[INFO] [stderr]    Compiling icu_properties_data v2.0.1
[INFO] [stderr]    Compiling icu_normalizer_data v2.0.0
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling polars-compute v0.46.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.15
[INFO] [stderr]     Checking streaming-iterator v0.1.9
[INFO] [stderr]     Checking strength_reduce v0.2.4
[INFO] [stderr]    Compiling syn v2.0.102
[INFO] [stderr]     Checking ethnum v1.5.2
[INFO] [stderr]     Checking dyn-clone v1.0.19
[INFO] [stderr]     Checking debug_unsafe v0.1.3
[INFO] [stderr]    Compiling jobserver v0.1.33
[INFO] [stderr]     Checking atoi_simd v0.16.1
[INFO] [stderr]     Checking signal-hook-mio v0.2.4
[INFO] [stderr]     Checking thread-tree v0.3.3
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking unicode-segmentation v1.12.0
[INFO] [stderr]     Checking parking v2.2.1
[INFO] [stderr]     Checking fast-float2 v0.2.3
[INFO] [stderr]    Compiling cc v1.2.26
[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 percent-encoding v2.3.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking ahash v0.8.12
[INFO] [stderr]     Checking unicode-width v0.2.0
[INFO] [stderr]    Compiling polars-core v0.46.0
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[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" "70be65682755f840676900f097a258df5c47fb3032e1e58ae47bf0f0ffde137d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70be65682755f840676900f097a258df5c47fb3032e1e58ae47bf0f0ffde137d", kill_on_drop: false }`
[INFO] [stdout] 70be65682755f840676900f097a258df5c47fb3032e1e58ae47bf0f0ffde137d