[INFO] fetching crate varisat-checker 0.2.2...
[INFO] testing varisat-checker-0.2.2 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate varisat-checker 0.2.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate varisat-checker 0.2.2 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", 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] 79134c093e966c693ba5a6eaf61fd0578c74dc8caa8f79fefa354c1a20ae9007
[INFO] running `Command { std: "docker" "start" "-a" "79134c093e966c693ba5a6eaf61fd0578c74dc8caa8f79fefa354c1a20ae9007", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79134c093e966c693ba5a6eaf61fd0578c74dc8caa8f79fefa354c1a20ae9007", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79134c093e966c693ba5a6eaf61fd0578c74dc8caa8f79fefa354c1a20ae9007", kill_on_drop: false }`
[INFO] [stdout] 79134c093e966c693ba5a6eaf61fd0578c74dc8caa8f79fefa354c1a20ae9007
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ece8bf801d275a0dcb14a6e8304da40188857104cb8a7e0b16bb7cd18b4d49db
[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" "ece8bf801d275a0dcb14a6e8304da40188857104cb8a7e0b16bb7cd18b4d49db", kill_on_drop: false }`
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling anyhow v1.0.47
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling partial_ref_derive v0.3.3
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rusty-fork v0.3.0
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_xorshift v0.2.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling partial_ref v0.3.3
[INFO] [stderr]    Compiling proptest v0.10.1
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling varisat-formula v0.2.2
[INFO] [stderr]    Compiling varisat-dimacs v0.2.2
[INFO] [stderr]    Compiling varisat-internal-proof v0.2.2
[INFO] [stderr]    Compiling varisat-checker v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.42s
[INFO] running `Command { std: "docker" "inspect" "ece8bf801d275a0dcb14a6e8304da40188857104cb8a7e0b16bb7cd18b4d49db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ece8bf801d275a0dcb14a6e8304da40188857104cb8a7e0b16bb7cd18b4d49db", kill_on_drop: false }`
[INFO] [stdout] ece8bf801d275a0dcb14a6e8304da40188857104cb8a7e0b16bb7cd18b4d49db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31f69d77ad4e4e06918050eb15376258e421b9c4bc6d347cd8c255121a872a54
[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" "31f69d77ad4e4e06918050eb15376258e421b9c4bc6d347cd8c255121a872a54", kill_on_drop: false }`
[INFO] [stderr]    Compiling varisat-checker v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.25s
[INFO] running `Command { std: "docker" "inspect" "31f69d77ad4e4e06918050eb15376258e421b9c4bc6d347cd8c255121a872a54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31f69d77ad4e4e06918050eb15376258e421b9c4bc6d347cd8c255121a872a54", kill_on_drop: false }`
[INFO] [stdout] 31f69d77ad4e4e06918050eb15376258e421b9c4bc6d347cd8c255121a872a54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fcc37f04336c90bdd86c96416d86309844e524a958c6e4ac7aac6dc41dbbe59f
[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" "fcc37f04336c90bdd86c96416d86309844e524a958c6e4ac7aac6dc41dbbe59f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/varisat_checker-601bebcaefb4629a)
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test tests::add_clause_to_non_sampling_var ... ok
[INFO] [stdout] test tests::add_clause_to_hidden_var ... ok
[INFO] [stdout] test tests::conflicting_units ... ok
[INFO] [stdout] test tests::colloding_user_vars ... ok
[INFO] [stdout] test tests::add_derived_tautology ... ok
[INFO] [stdout] test tests::failed_core_with_non_assumed_vars ... ok
[INFO] [stdout] test tests::model_clause_unsat ... ok
[INFO] [stdout] test tests::model_conflicts_assumptions ... ok
[INFO] [stdout] test tests::clause_check_failed ... ok
[INFO] [stdout] test tests::clause_not_found ... ok
[INFO] [stdout] test tests::failed_assumptions_with_conflicting_assumptions ... ok
[INFO] [stdout] test tests::delete_clause_not_redundant ... ok
[INFO] [stdout] test tests::invalid_delete ... 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::delete_in_use_var ... ok
[INFO] [stdout] test tests::model_unit_conflict ... ok
[INFO] [stdout] test tests::delete_user_var ... ok
[INFO] [stdout] test tests::hide_hidden_var ... ok
[INFO] [stdout] test tests::observe_without_setting_mode ... ok
[INFO] [stdout] test tests::invalid_hidden_to_sample ... ok
[INFO] [stdout] test tests::failed_assumptions_with_missing_propagations ... ok
[INFO] [stdout] test tests::ref_counts ... ok
[INFO] [stdout] test tests::delete_clause_not_satisfied ... ok
[INFO] [stdout] test tests::delete_derived_tautology ... ok
[INFO] [stdout] test tests::delete_unit_clause ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests varisat-checker
[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" "fcc37f04336c90bdd86c96416d86309844e524a958c6e4ac7aac6dc41dbbe59f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcc37f04336c90bdd86c96416d86309844e524a958c6e4ac7aac6dc41dbbe59f", kill_on_drop: false }`
[INFO] [stdout] fcc37f04336c90bdd86c96416d86309844e524a958c6e4ac7aac6dc41dbbe59f