[INFO] cloning repository https://github.com/ex0dus-0x/xb_automata
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ex0dus-0x/xb_automata" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fex0dus-0x%2Fxb_automata", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fex0dus-0x%2Fxb_automata'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 89288a368f9f62b3500537b507f22428d303bc12
[INFO] checking ex0dus-0x/xb_automata against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fex0dus-0x%2Fxb_automata" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ex0dus-0x/xb_automata on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ex0dus-0x/xb_automata
[INFO] finished tweaking git repo https://github.com/ex0dus-0x/xb_automata
[INFO] tweaked toml for git repo https://github.com/ex0dus-0x/xb_automata written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/ex0dus-0x/xb_automata already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fc5d252d49e7d4d6605fd435b6222c473a1204bc182b90857683d85722834c7b
[INFO] running `Command { std: "docker" "start" "-a" "fc5d252d49e7d4d6605fd435b6222c473a1204bc182b90857683d85722834c7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc5d252d49e7d4d6605fd435b6222c473a1204bc182b90857683d85722834c7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc5d252d49e7d4d6605fd435b6222c473a1204bc182b90857683d85722834c7b", kill_on_drop: false }`
[INFO] [stdout] fc5d252d49e7d4d6605fd435b6222c473a1204bc182b90857683d85722834c7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a509e379538884c95757a97b26da06fc936daafd160661c32607eaa74c685182
[INFO] running `Command { std: "docker" "start" "-a" "a509e379538884c95757a97b26da06fc936daafd160661c32607eaa74c685182", kill_on_drop: false }`
[INFO] [stderr]     Checking xb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `XbMachine`
[INFO] [stdout]    --> src/lib.rs:155:26
[INFO] [stdout]     |
[INFO] [stdout] 155 |         let mut xb_isa = XbMachine::new(xb_states, xb_instructions);
[INFO] [stdout]     |                          ^^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this type alias
[INFO] [stdout]     |
[INFO] [stdout] 142 |     use crate::XbMachine;
[INFO] [stdout]     |
[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 E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `xb`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "a509e379538884c95757a97b26da06fc936daafd160661c32607eaa74c685182", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a509e379538884c95757a97b26da06fc936daafd160661c32607eaa74c685182", kill_on_drop: false }`
[INFO] [stdout] a509e379538884c95757a97b26da06fc936daafd160661c32607eaa74c685182