[INFO] fetching crate varisat-checker 0.2.2...
[INFO] testing varisat-checker-0.2.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate varisat-checker 0.2.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate varisat-checker 0.2.2 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate varisat-checker 0.2.2
[INFO] finished tweaking crates.io crate varisat-checker 0.2.2
[INFO] tweaked toml for crates.io crate varisat-checker 0.2.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f4a270e775398950c0dbb3f886ca97db049a9dc65be05d6ba8bf72340cdd071
[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" "9f4a270e775398950c0dbb3f886ca97db049a9dc65be05d6ba8bf72340cdd071", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f4a270e775398950c0dbb3f886ca97db049a9dc65be05d6ba8bf72340cdd071", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f4a270e775398950c0dbb3f886ca97db049a9dc65be05d6ba8bf72340cdd071", kill_on_drop: false }`
[INFO] [stdout] 9f4a270e775398950c0dbb3f886ca97db049a9dc65be05d6ba8bf72340cdd071
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 87ee3998d8eba2fb20a7881608f5658af69024141e1705d647f794fb4a0a05dd
[INFO] running `Command { std: "docker" "start" "-a" "87ee3998d8eba2fb20a7881608f5658af69024141e1705d647f794fb4a0a05dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_xorshift v0.2.0
[INFO] [stderr]    Compiling partial_ref_derive v0.3.2
[INFO] [stderr]    Compiling rusty-fork v0.3.0
[INFO] [stderr]    Compiling proptest v0.10.1
[INFO] [stderr]    Compiling partial_ref v0.3.2
[INFO] [stderr]    Compiling varisat-formula v0.2.2
[INFO] [stderr]    Compiling varisat-internal-proof v0.2.2
[INFO] [stderr]    Compiling varisat-dimacs v0.2.2
[INFO] [stderr]    Compiling varisat-checker v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.30s
[INFO] running `Command { std: "docker" "inspect" "87ee3998d8eba2fb20a7881608f5658af69024141e1705d647f794fb4a0a05dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87ee3998d8eba2fb20a7881608f5658af69024141e1705d647f794fb4a0a05dd", kill_on_drop: false }`
[INFO] [stdout] 87ee3998d8eba2fb20a7881608f5658af69024141e1705d647f794fb4a0a05dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d57b5a64599ae578bb77b48943482ee7e5937690977656b9f4e38c1823649a74
[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" "d57b5a64599ae578bb77b48943482ee7e5937690977656b9f4e38c1823649a74", kill_on_drop: false }`
[INFO] [stderr]    Compiling varisat-checker v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.15s
[INFO] running `Command { std: "docker" "inspect" "d57b5a64599ae578bb77b48943482ee7e5937690977656b9f4e38c1823649a74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d57b5a64599ae578bb77b48943482ee7e5937690977656b9f4e38c1823649a74", kill_on_drop: false }`
[INFO] [stdout] d57b5a64599ae578bb77b48943482ee7e5937690977656b9f4e38c1823649a74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6300a36a6314a8336a3c3a704adac986d704b12a9db340a2815eb3715458e403
[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" "6300a36a6314a8336a3c3a704adac986d704b12a9db340a2815eb3715458e403", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/varisat_checker-ddaa610b55a0b969
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test tests::clause_check_failed ... ok
[INFO] [stdout] test tests::add_clause_to_hidden_var ... ok
[INFO] [stdout] test tests::delete_clause_not_redundant ... ok
[INFO] [stdout] test tests::add_derived_tautology ... ok
[INFO] [stdout] test tests::colloding_user_vars ... ok
[INFO] [stdout] test tests::clause_not_found ... ok
[INFO] [stdout] test tests::conflicting_units ... ok
[INFO] [stdout] test tests::add_clause_to_non_sampling_var ... ok
[INFO] [stdout] test tests::failed_core_with_non_assumed_vars ... ok
[INFO] [stdout] test tests::hide_hidden_var ... ok
[INFO] [stdout] test tests::model_clause_unsat ... ok
[INFO] [stdout] test tests::delete_clause_not_simplified ... ok
[INFO] [stdout] test tests::model_internal_conflict ... ok
[INFO] [stdout] test tests::model_misses_assumption ... ok
[INFO] [stdout] test tests::invalid_hidden_to_sample ... ok
[INFO] [stdout] test tests::delete_clause_not_satisfied ... ok
[INFO] [stdout] test tests::delete_derived_tautology ... ok
[INFO] [stdout] test tests::delete_user_var ... ok
[INFO] [stdout] test tests::model_conflicts_assumptions ... ok
[INFO] [stdout] test tests::delete_in_use_var ... ok
[INFO] [stdout] test tests::delete_unit_clause ... ok
[INFO] [stdout] test tests::failed_assumptions_with_missing_propagations ... ok
[INFO] [stdout] test tests::failed_assumptions_with_conflicting_assumptions ... ok
[INFO] [stdout] test tests::invalid_delete ... ok
[INFO] [stdout] test tests::model_unit_conflict ... ok
[INFO] [stderr]    Doc-tests varisat-checker
[INFO] [stdout] test tests::ref_counts ... ok
[INFO] [stdout] test tests::observe_without_setting_mode ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6300a36a6314a8336a3c3a704adac986d704b12a9db340a2815eb3715458e403", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6300a36a6314a8336a3c3a704adac986d704b12a9db340a2815eb3715458e403", kill_on_drop: false }`
[INFO] [stdout] 6300a36a6314a8336a3c3a704adac986d704b12a9db340a2815eb3715458e403