[INFO] fetching crate ipasir 0.3.1...
[INFO] testing ipasir-0.3.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate ipasir 0.3.1 into /workspace/builds/worker-51/source
[INFO] validating manifest of crates.io crate ipasir 0.3.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-51/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a1c34c098fab9437b87e36af849208e0aa83354b8d9b30a47c017f61c62062b
[INFO] running `Command { std: "docker" "start" "-a" "2a1c34c098fab9437b87e36af849208e0aa83354b8d9b30a47c017f61c62062b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a1c34c098fab9437b87e36af849208e0aa83354b8d9b30a47c017f61c62062b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a1c34c098fab9437b87e36af849208e0aa83354b8d9b30a47c017f61c62062b", kill_on_drop: false }`
[INFO] [stdout] 2a1c34c098fab9437b87e36af849208e0aa83354b8d9b30a47c017f61c62062b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 370b2ea9acd49bcb72f910acff77146fcfcceec0426ae986f3bb400be98aa88b
[INFO] running `Command { std: "docker" "start" "-a" "370b2ea9acd49bcb72f910acff77146fcfcceec0426ae986f3bb400be98aa88b", kill_on_drop: false }`
[INFO] [stderr]    Compiling ipasir v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "370b2ea9acd49bcb72f910acff77146fcfcceec0426ae986f3bb400be98aa88b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "370b2ea9acd49bcb72f910acff77146fcfcceec0426ae986f3bb400be98aa88b", kill_on_drop: false }`
[INFO] [stdout] 370b2ea9acd49bcb72f910acff77146fcfcceec0426ae986f3bb400be98aa88b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22f063c0bd53822c26314f36a41abbb9dffee3b420fcadf529a081126ca9b4ad
[INFO] running `Command { std: "docker" "start" "-a" "22f063c0bd53822c26314f36a41abbb9dffee3b420fcadf529a081126ca9b4ad", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] 
[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 1.25s
[INFO] running `Command { std: "docker" "inspect" "22f063c0bd53822c26314f36a41abbb9dffee3b420fcadf529a081126ca9b4ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22f063c0bd53822c26314f36a41abbb9dffee3b420fcadf529a081126ca9b4ad", kill_on_drop: false }`
[INFO] [stdout] 22f063c0bd53822c26314f36a41abbb9dffee3b420fcadf529a081126ca9b4ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 57ff235383d4a1e30ba43648ccb7b2417138338fe38a4b1ec009cec3e12a73c4
[INFO] running `Command { std: "docker" "start" "-a" "57ff235383d4a1e30ba43648ccb7b2417138338fe38a4b1ec009cec3e12a73c4", kill_on_drop: false }`
[INFO] [stderr] warning: variant is never constructed: `Unsat`
[INFO] [stderr]   --> src/tests.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     Unsat,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[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 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ipasir-b2bc095b5e56b171)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ipasir
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::add_clause ... ok
[INFO] [stdout] test tests::state_after_init ... ok
[INFO] [stdout] test tests::signature ... ok
[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" "57ff235383d4a1e30ba43648ccb7b2417138338fe38a4b1ec009cec3e12a73c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57ff235383d4a1e30ba43648ccb7b2417138338fe38a4b1ec009cec3e12a73c4", kill_on_drop: false }`
[INFO] [stdout] 57ff235383d4a1e30ba43648ccb7b2417138338fe38a4b1ec009cec3e12a73c4