[INFO] cloning repository https://github.com/lmmx/polars-genson
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lmmx/polars-genson" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flmmx%2Fpolars-genson", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flmmx%2Fpolars-genson'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 700fa4360bf64c3f6abc70da9bd1a81858a81f86
[INFO] checking lmmx/polars-genson against try#48c9d93cf65d550d124c40108859fd993778c157 for pr-153692-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flmmx%2Fpolars-genson" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
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[INFO] started tweaking git repo https://github.com/lmmx/polars-genson
[INFO] finished tweaking git repo https://github.com/lmmx/polars-genson
[INFO] tweaked toml for git repo https://github.com/lmmx/polars-genson written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lmmx/polars-genson on toolchain 48c9d93cf65d550d124c40108859fd993778c157
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+48c9d93cf65d550d124c40108859fd993778c157" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lmmx/polars-genson 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" "+48c9d93cf65d550d124c40108859fd993778c157" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+48c9d93cf65d550d124c40108859fd993778c157" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fe09e431c82bd2482996d931b29dbcc4e44038b1d2866c609a29c5d2ebfe309a
[INFO] running `Command { std: "docker" "start" "-a" "fe09e431c82bd2482996d931b29dbcc4e44038b1d2866c609a29c5d2ebfe309a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe09e431c82bd2482996d931b29dbcc4e44038b1d2866c609a29c5d2ebfe309a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe09e431c82bd2482996d931b29dbcc4e44038b1d2866c609a29c5d2ebfe309a", kill_on_drop: false }`
[INFO] [stdout] fe09e431c82bd2482996d931b29dbcc4e44038b1d2866c609a29c5d2ebfe309a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+48c9d93cf65d550d124c40108859fd993778c157" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70d6e2cc3e4a785416a00bd293282648ab1fffabbbe054c8bb8c76abb4f32701
[INFO] running `Command { std: "docker" "start" "-a" "70d6e2cc3e4a785416a00bd293282648ab1fffabbbe054c8bb8c76abb4f32701", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
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[INFO] [stderr]     Checking num v0.4.3
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[INFO] [stderr]    Compiling polars-utils v0.51.0
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[INFO] [stderr]    Compiling polars-schema v0.51.0
[INFO] [stderr]     Checking similar v2.7.0
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[INFO] [stderr]     Checking phf v0.12.1
[INFO] [stderr]    Compiling polars-arrow v0.51.0
[INFO] [stderr]     Checking debug_unsafe v0.1.3
[INFO] [stderr]    Compiling bincode_derive v2.0.1
[INFO] [stderr]     Checking atoi_simd v0.16.1
[INFO] [stderr]     Checking dyn-clone v1.0.20
[INFO] [stderr]     Checking streaming-iterator v0.1.9
[INFO] [stderr]     Checking ethnum v1.5.2
[INFO] [stderr]     Checking mimalloc v0.1.48
[INFO] [stderr]    Compiling polars-compute v0.51.0
[INFO] [stderr]     Checking strength_reduce v0.2.4
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[INFO] [stderr]     Checking regex v1.11.3
[INFO] [stderr]     Checking boxcar v0.2.14
[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] [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" "70d6e2cc3e4a785416a00bd293282648ab1fffabbbe054c8bb8c76abb4f32701", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70d6e2cc3e4a785416a00bd293282648ab1fffabbbe054c8bb8c76abb4f32701", kill_on_drop: false }`
[INFO] [stdout] 70d6e2cc3e4a785416a00bd293282648ab1fffabbbe054c8bb8c76abb4f32701
