[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] e2bbf45c0af6cd739696d4724d437d64ac52620f
[INFO] checking ex0dus-0x/xb_automata against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fex0dus-0x%2Fxb_automata" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ex0dus-0x/xb_automata on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", 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-8/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" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ed7d9a88e56ce40680da5a3a71d4d11ecdfe3c409bb90655ddcca73838317fc
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7ed7d9a88e56ce40680da5a3a71d4d11ecdfe3c409bb90655ddcca73838317fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ed7d9a88e56ce40680da5a3a71d4d11ecdfe3c409bb90655ddcca73838317fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ed7d9a88e56ce40680da5a3a71d4d11ecdfe3c409bb90655ddcca73838317fc", kill_on_drop: false }`
[INFO] [stdout] 7ed7d9a88e56ce40680da5a3a71d4d11ecdfe3c409bb90655ddcca73838317fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67e1f494f46be32775458ac98026df184b4422bdbb8e31e7c19aa73ef0683fcc
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "67e1f494f46be32775458ac98026df184b4422bdbb8e31e7c19aa73ef0683fcc", 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 or module `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" "67e1f494f46be32775458ac98026df184b4422bdbb8e31e7c19aa73ef0683fcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67e1f494f46be32775458ac98026df184b4422bdbb8e31e7c19aa73ef0683fcc", kill_on_drop: false }`
[INFO] [stdout] 67e1f494f46be32775458ac98026df184b4422bdbb8e31e7c19aa73ef0683fcc