[INFO] updating cached repository https://github.com/akitsu-sanae/kai
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b6c20ab6d4bb290550d2fa353e0e35a21771f036
[INFO] checking akitsu-sanae/kai against try#5fdfba63a96c5e8ae0ebf6b8b66853110277087d for pr-73166
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakitsu-sanae%2Fkai" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/akitsu-sanae/kai on toolchain 5fdfba63a96c5e8ae0ebf6b8b66853110277087d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/akitsu-sanae/kai
[INFO] finished tweaking git repo https://github.com/akitsu-sanae/kai
[INFO] tweaked toml for git repo https://github.com/akitsu-sanae/kai written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/akitsu-sanae/kai already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 56e72883385d72b6a6e1df3954ec6faf576270b32ee1172cde7235899f1a737f
[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" "56e72883385d72b6a6e1df3954ec6faf576270b32ee1172cde7235899f1a737f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56e72883385d72b6a6e1df3954ec6faf576270b32ee1172cde7235899f1a737f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56e72883385d72b6a6e1df3954ec6faf576270b32ee1172cde7235899f1a737f", kill_on_drop: false }`
[INFO] [stdout] 56e72883385d72b6a6e1df3954ec6faf576270b32ee1172cde7235899f1a737f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2a2d1ca9d70cea7f82e21257acd0102ec2e019227b430571d705feec8edf1b7
[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" "f2a2d1ca9d70cea7f82e21257acd0102ec2e019227b430571d705feec8edf1b7", kill_on_drop: false }`
[INFO] [stderr]     Checking kai v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `Neg`
[INFO] [stdout]   --> src/logic/cnf.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     Neg(Atom),
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Bool`
[INFO] [stdout]  --> src/logic/theory.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     Bool,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Int`
[INFO] [stdout]  --> src/logic/theory.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     Int,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Less`
[INFO] [stdout]   --> src/logic/theory.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Less,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Greater`
[INFO] [stdout]   --> src/logic/theory.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Greater,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `IntConst`
[INFO] [stdout]   --> src/logic/theory.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     IntConst(i32),
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Add`
[INFO] [stdout]   --> src/logic/theory.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     Add,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Sub`
[INFO] [stdout]   --> src/logic/theory.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     Sub,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Neg`
[INFO] [stdout]   --> src/logic/cnf.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     Neg(Atom),
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Bool`
[INFO] [stdout]  --> src/logic/theory.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     Bool,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Int`
[INFO] [stdout]  --> src/logic/theory.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     Int,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Less`
[INFO] [stdout]   --> src/logic/theory.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Less,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Greater`
[INFO] [stdout]   --> src/logic/theory.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Greater,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `IntConst`
[INFO] [stdout]   --> src/logic/theory.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     IntConst(i32),
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Add`
[INFO] [stdout]   --> src/logic/theory.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     Add,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Sub`
[INFO] [stdout]   --> src/logic/theory.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     Sub,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "f2a2d1ca9d70cea7f82e21257acd0102ec2e019227b430571d705feec8edf1b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2a2d1ca9d70cea7f82e21257acd0102ec2e019227b430571d705feec8edf1b7", kill_on_drop: false }`
[INFO] [stdout] f2a2d1ca9d70cea7f82e21257acd0102ec2e019227b430571d705feec8edf1b7