[INFO] cloning repository https://github.com/DeanBDean/rust_ray_tracer_in_one_weekend
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DeanBDean/rust_ray_tracer_in_one_weekend" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDeanBDean%2Frust_ray_tracer_in_one_weekend", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDeanBDean%2Frust_ray_tracer_in_one_weekend'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 46c3834391397af6d20fce686e8eb655c94132e5
[INFO] checking DeanBDean/rust_ray_tracer_in_one_weekend against try#ebb118907fa893a392c699ddf120848fa0a8d6c2 for pr-116930
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDeanBDean%2Frust_ray_tracer_in_one_weekend" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DeanBDean/rust_ray_tracer_in_one_weekend on toolchain ebb118907fa893a392c699ddf120848fa0a8d6c2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ebb118907fa893a392c699ddf120848fa0a8d6c2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DeanBDean/rust_ray_tracer_in_one_weekend
[INFO] finished tweaking git repo https://github.com/DeanBDean/rust_ray_tracer_in_one_weekend
[INFO] tweaked toml for git repo https://github.com/DeanBDean/rust_ray_tracer_in_one_weekend written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/DeanBDean/rust_ray_tracer_in_one_weekend 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" "+ebb118907fa893a392c699ddf120848fa0a8d6c2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:023092b8bfa974c7f3e45c5ce651cc8dd3afd5e76915d5995b8dacd3032bf956" "/opt/rustwide/cargo-home/bin/cargo" "+ebb118907fa893a392c699ddf120848fa0a8d6c2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b31ca7e913ad5d979edfd5fc8bb1c352c6c8da15e15b6e2ed86bde58e3c47be
[INFO] running `Command { std: "docker" "start" "-a" "0b31ca7e913ad5d979edfd5fc8bb1c352c6c8da15e15b6e2ed86bde58e3c47be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b31ca7e913ad5d979edfd5fc8bb1c352c6c8da15e15b6e2ed86bde58e3c47be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b31ca7e913ad5d979edfd5fc8bb1c352c6c8da15e15b6e2ed86bde58e3c47be", kill_on_drop: false }`
[INFO] [stdout] 0b31ca7e913ad5d979edfd5fc8bb1c352c6c8da15e15b6e2ed86bde58e3c47be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:023092b8bfa974c7f3e45c5ce651cc8dd3afd5e76915d5995b8dacd3032bf956" "/opt/rustwide/cargo-home/bin/cargo" "+ebb118907fa893a392c699ddf120848fa0a8d6c2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8592bb8bddc475e4cab3e34a4ef33133f1c714c64781aecf51113f01944be14c
[INFO] running `Command { std: "docker" "start" "-a" "8592bb8bddc475e4cab3e34a4ef33133f1c714c64781aecf51113f01944be14c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking dyn-clone v1.0.4
[INFO] [stderr]     Checking fastrand v1.4.1
[INFO] [stderr]     Checking itertools v0.10.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling try_from_integers v0.1.0 (/opt/rustwide/workdir/src/try_from_integers)
[INFO] [stdout] error[E0453]: deny(future_incompatible) incompatible with previous forbid
[INFO] [stdout]   --> src/try_from_integers/src/lib.rs:48:3
[INFO] [stdout]    |
[INFO] [stdout] 48 |   future_incompatible,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]    |
[INFO] [stdout]    = note: `forbid` lint level is the default for pointer_structural_match
[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 E0453`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `try_from_integers` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "8592bb8bddc475e4cab3e34a4ef33133f1c714c64781aecf51113f01944be14c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8592bb8bddc475e4cab3e34a4ef33133f1c714c64781aecf51113f01944be14c", kill_on_drop: false }`
[INFO] [stdout] 8592bb8bddc475e4cab3e34a4ef33133f1c714c64781aecf51113f01944be14c