[INFO] cloning repository https://github.com/joeclark-phd/simplechain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/joeclark-phd/simplechain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoeclark-phd%2Fsimplechain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoeclark-phd%2Fsimplechain'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3ce4ea13331b2b4c457da08101934bc58f45b1fa
[INFO] checking joeclark-phd/simplechain against master#818811b3cd1e0ff0d8ef20d5a4cf0b7c079929bc for pr-156114-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoeclark-phd%2Fsimplechain" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/joeclark-phd/simplechain
[INFO] finished tweaking git repo https://github.com/joeclark-phd/simplechain
[INFO] tweaked toml for git repo https://github.com/joeclark-phd/simplechain written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/joeclark-phd/simplechain on toolchain 818811b3cd1e0ff0d8ef20d5a4cf0b7c079929bc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+818811b3cd1e0ff0d8ef20d5a4cf0b7c079929bc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/joeclark-phd/simplechain 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" "+818811b3cd1e0ff0d8ef20d5a4cf0b7c079929bc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fs2 v0.4.3
[INFO] [stderr]   Downloaded multimarkov v1.0.0
[INFO] [stderr]   Downloaded is-vowel v0.1.0
[INFO] [stderr]   Downloaded ethnum v1.5.1
[INFO] [stderr]   Downloaded sled v0.34.7
[INFO] [stderr]   Downloaded markov_namegen v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+818811b3cd1e0ff0d8ef20d5a4cf0b7c079929bc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c2bd6a1b53058cf93815d232407535ab9a8c66986f302d933526418f5765ec0c
[INFO] running `Command { std: "docker" "start" "-a" "c2bd6a1b53058cf93815d232407535ab9a8c66986f302d933526418f5765ec0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c2bd6a1b53058cf93815d232407535ab9a8c66986f302d933526418f5765ec0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2bd6a1b53058cf93815d232407535ab9a8c66986f302d933526418f5765ec0c", kill_on_drop: false }`
[INFO] [stdout] c2bd6a1b53058cf93815d232407535ab9a8c66986f302d933526418f5765ec0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+818811b3cd1e0ff0d8ef20d5a4cf0b7c079929bc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 787f1a38339087437cf87b594a6d4810e569b29d8b2a216a0fe5deb902349f46
[INFO] running `Command { std: "docker" "start" "-a" "787f1a38339087437cf87b594a6d4810e569b29d8b2a216a0fe5deb902349f46", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling zerocopy v0.8.25
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling getrandom v0.3.2
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]     Checking instant v0.1.13
[INFO] [stderr]     Checking smallvec v1.15.0
[INFO] [stderr]     Checking tinyvec v1.9.0
[INFO] [stderr]    Compiling virtue v0.0.18
[INFO] [stderr]     Checking crc32fast v1.4.2
[INFO] [stderr]     Checking unty v0.0.4
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking ethnum v1.5.1
[INFO] [stderr]     Checking sha3 v0.10.8
[INFO] [stderr]    Compiling lock_api v0.4.12
[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 aho-corasick v1.1.3
[INFO] [stderr]    Compiling bincode_derive v2.0.1
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking rand_core v0.6.4
[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" "787f1a38339087437cf87b594a6d4810e569b29d8b2a216a0fe5deb902349f46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "787f1a38339087437cf87b594a6d4810e569b29d8b2a216a0fe5deb902349f46", kill_on_drop: false }`
[INFO] [stdout] 787f1a38339087437cf87b594a6d4810e569b29d8b2a216a0fe5deb902349f46
