[INFO] cloning repository https://github.com/1sadtrombone/langton_experiment
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/1sadtrombone/langton_experiment" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F1sadtrombone%2Flangton_experiment", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F1sadtrombone%2Flangton_experiment'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 361cf08f47ad1cbdd51e0abb5bb43f446173e72c
[INFO] testing 1sadtrombone/langton_experiment against beta-2023-04-20 for beta-1.70-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F1sadtrombone%2Flangton_experiment" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/1sadtrombone/langton_experiment on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/1sadtrombone/langton_experiment
[INFO] finished tweaking git repo https://github.com/1sadtrombone/langton_experiment
[INFO] tweaked toml for git repo https://github.com/1sadtrombone/langton_experiment written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/1sadtrombone/langton_experiment 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" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b47b5cc95870479915604b532e92badf2dd78f2720684c99f418465123613c6b
[INFO] running `Command { std: "docker" "start" "-a" "b47b5cc95870479915604b532e92badf2dd78f2720684c99f418465123613c6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b47b5cc95870479915604b532e92badf2dd78f2720684c99f418465123613c6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b47b5cc95870479915604b532e92badf2dd78f2720684c99f418465123613c6b", kill_on_drop: false }`
[INFO] [stdout] b47b5cc95870479915604b532e92badf2dd78f2720684c99f418465123613c6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c1a7f0622d1b833e3198d7f641bbf22447a0eea71e0ad6536ec0a4f0d41701f
[INFO] running `Command { std: "docker" "start" "-a" "4c1a7f0622d1b833e3198d7f641bbf22447a0eea71e0ad6536ec0a4f0d41701f", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling num-complex v0.4.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling langton_experiment v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: cannot multiply `f32` by `u8`
[INFO] [stdout]   --> src/main.rs:54:33
[INFO] [stdout]    |
[INFO] [stdout] 54 |         max_counts[j] = (bjs[j] * denoms[j]).round() as u8; // THE ROUNDING
[INFO] [stdout]    |                                 ^ no implementation for `f32 * u8`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Mul<u8>` is not implemented for `f32`
[INFO] [stdout]    = help: the following other types implement trait `Mul<Rhs>`:
[INFO] [stdout]              <&'a f32 as Mul<f32>>
[INFO] [stdout]              <&f32 as Mul<&f32>>
[INFO] [stdout]              <f32 as Mul<&f32>>
[INFO] [stdout]              <f32 as Mul>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `langton_experiment` (bin "langton_experiment") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "4c1a7f0622d1b833e3198d7f641bbf22447a0eea71e0ad6536ec0a4f0d41701f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c1a7f0622d1b833e3198d7f641bbf22447a0eea71e0ad6536ec0a4f0d41701f", kill_on_drop: false }`
[INFO] [stdout] 4c1a7f0622d1b833e3198d7f641bbf22447a0eea71e0ad6536ec0a4f0d41701f
