[INFO] fetching crate ipasir 0.3.1...
[INFO] testing ipasir-0.3.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate ipasir 0.3.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate ipasir 0.3.1 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ipasir 0.3.1
[INFO] finished tweaking crates.io crate ipasir 0.3.1
[INFO] tweaked toml for crates.io crate ipasir 0.3.1 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 677509f349aa1e85bcbc30b2aab527aff0e592d719c337ec55e9638e669cdf3b
[INFO] running `Command { std: "docker" "start" "-a" "677509f349aa1e85bcbc30b2aab527aff0e592d719c337ec55e9638e669cdf3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "677509f349aa1e85bcbc30b2aab527aff0e592d719c337ec55e9638e669cdf3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "677509f349aa1e85bcbc30b2aab527aff0e592d719c337ec55e9638e669cdf3b", kill_on_drop: false }`
[INFO] [stdout] 677509f349aa1e85bcbc30b2aab527aff0e592d719c337ec55e9638e669cdf3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0189f4681b0a229ae48097c52367348738274434df5486be4cba0b171d2b1cf
[INFO] running `Command { std: "docker" "start" "-a" "d0189f4681b0a229ae48097c52367348738274434df5486be4cba0b171d2b1cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling ipasir v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "d0189f4681b0a229ae48097c52367348738274434df5486be4cba0b171d2b1cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0189f4681b0a229ae48097c52367348738274434df5486be4cba0b171d2b1cf", kill_on_drop: false }`
[INFO] [stdout] d0189f4681b0a229ae48097c52367348738274434df5486be4cba0b171d2b1cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb3a51676c68c653f6d038fff04e5e112a39500480f070f4e5a6e6031dc1ca1b
[INFO] running `Command { std: "docker" "start" "-a" "bb3a51676c68c653f6d038fff04e5e112a39500480f070f4e5a6e6031dc1ca1b", kill_on_drop: false }`
[INFO] [stderr]    Compiling ipasir v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `Unsat`
[INFO] [stdout]   --> src/tests.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     Unsat,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `SolverState` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/tests.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 | #[derive(Debug, Copy, Clone, PartialEq, Eq)]
[INFO] [stdout]    |          ^^^^^        ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `lits`
[INFO] [stdout]   --> src/tests.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     lits: Vec<Lit>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "bb3a51676c68c653f6d038fff04e5e112a39500480f070f4e5a6e6031dc1ca1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb3a51676c68c653f6d038fff04e5e112a39500480f070f4e5a6e6031dc1ca1b", kill_on_drop: false }`
[INFO] [stdout] bb3a51676c68c653f6d038fff04e5e112a39500480f070f4e5a6e6031dc1ca1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 412a89275b5f68b0960520d00a7c4bea8955384339451ab38546c4c882dc43a2
[INFO] running `Command { std: "docker" "start" "-a" "412a89275b5f68b0960520d00a7c4bea8955384339451ab38546c4c882dc43a2", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: variant is never constructed: `Unsat`
[INFO] [stdout] running 3 tests
[INFO] [stderr]   --> src/tests.rs:22:5
[INFO] [stdout] test tests::add_clause ... ok
[INFO] [stderr]    |
[INFO] [stdout] test tests::state_after_init ... ok
[INFO] [stderr] 22 |     Unsat,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] note: `SolverState` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/tests.rs:15:10
[INFO] [stderr]    |
[INFO] [stderr] 15 | #[derive(Debug, Copy, Clone, PartialEq, Eq)]
[INFO] [stderr]    |          ^^^^^        ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `lits`
[INFO] [stderr]   --> src/tests.rs:50:5
[INFO] [stderr]    |
[INFO] [stderr] 50 |     lits: Vec<Lit>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `ipasir` (lib test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ipasir-b2bc095b5e56b171)
[INFO] [stdout] test tests::signature ... ok
[INFO] [stderr]    Doc-tests ipasir
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "412a89275b5f68b0960520d00a7c4bea8955384339451ab38546c4c882dc43a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "412a89275b5f68b0960520d00a7c4bea8955384339451ab38546c4c882dc43a2", kill_on_drop: false }`
[INFO] [stdout] 412a89275b5f68b0960520d00a7c4bea8955384339451ab38546c4c882dc43a2