./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound100.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 47fbdb3da16165eeeef0687b73275c90a2682f5a520ac2387154637187559fe6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:50:00,279 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:50:00,337 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 22:50:00,342 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:50:00,342 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:50:00,362 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:50:00,363 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:50:00,363 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:50:00,364 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:50:00,364 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:50:00,364 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:50:00,364 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:50:00,364 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:50:00,364 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:50:00,364 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:50:00,364 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:50:00,365 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:50:00,365 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:50:00,365 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:50:00,365 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:50:00,365 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:50:00,365 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:50:00,365 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:50:00,365 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:50:00,365 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:50:00,365 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:50:00,365 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:50:00,366 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:50:00,366 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:50:00,366 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:50:00,366 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:50:00,366 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:50:00,366 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:50:00,366 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 47fbdb3da16165eeeef0687b73275c90a2682f5a520ac2387154637187559fe6 [2024-12-05 22:50:00,593 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:50:00,602 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:50:00,604 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:50:00,605 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:50:00,605 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:50:00,607 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound100.c [2024-12-05 22:50:03,263 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/data/198c0e065/d6661ef64ffe437a84fb9f962afee419/FLAG4885d8d77 [2024-12-05 22:50:03,455 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:50:03,455 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound100.c [2024-12-05 22:50:03,462 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/data/198c0e065/d6661ef64ffe437a84fb9f962afee419/FLAG4885d8d77 [2024-12-05 22:50:03,477 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/data/198c0e065/d6661ef64ffe437a84fb9f962afee419 [2024-12-05 22:50:03,479 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:50:03,481 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:50:03,482 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:50:03,482 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:50:03,486 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:50:03,487 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:50:03" (1/1) ... [2024-12-05 22:50:03,488 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43555a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:50:03, skipping insertion in model container [2024-12-05 22:50:03,488 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:50:03" (1/1) ... [2024-12-05 22:50:03,501 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:50:03,633 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound100.c[458,471] [2024-12-05 22:50:03,650 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:50:03,659 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:50:03,668 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound100.c[458,471] [2024-12-05 22:50:03,673 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:50:03,686 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:50:03,687 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:50:03 WrapperNode [2024-12-05 22:50:03,687 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:50:03,688 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:50:03,688 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:50:03,688 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:50:03,694 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:50:03" (1/1) ... [2024-12-05 22:50:03,699 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:50:03" (1/1) ... [2024-12-05 22:50:03,713 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 38 [2024-12-05 22:50:03,713 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:50:03,714 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:50:03,714 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:50:03,714 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:50:03,720 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:50:03" (1/1) ... [2024-12-05 22:50:03,720 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:50:03" (1/1) ... [2024-12-05 22:50:03,721 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:50:03" (1/1) ... [2024-12-05 22:50:03,721 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:50:03" (1/1) ... [2024-12-05 22:50:03,723 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:50:03" (1/1) ... [2024-12-05 22:50:03,724 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:50:03" (1/1) ... [2024-12-05 22:50:03,727 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:50:03" (1/1) ... [2024-12-05 22:50:03,727 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:50:03" (1/1) ... [2024-12-05 22:50:03,728 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:50:03" (1/1) ... [2024-12-05 22:50:03,729 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:50:03,730 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:50:03,730 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:50:03,730 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:50:03,731 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:50:03" (1/1) ... [2024-12-05 22:50:03,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:50:03,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:50:03,760 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:50:03,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:50:03,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:50:03,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:50:03,788 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:50:03,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:50:03,788 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 22:50:03,788 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 22:50:03,837 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:50:03,838 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:50:03,926 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-12-05 22:50:03,926 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:50:03,944 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:50:03,944 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 22:50:03,944 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:50:03 BoogieIcfgContainer [2024-12-05 22:50:03,944 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:50:03,945 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:50:03,945 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:50:03,952 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:50:03,952 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:50:03" (1/1) ... [2024-12-05 22:50:03,957 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:50:03,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:04,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 15 states and 20 transitions. [2024-12-05 22:50:04,004 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 20 transitions. [2024-12-05 22:50:04,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-05 22:50:04,009 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:04,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:50:04,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:04,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:50:04,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:04,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-12-05 22:50:04,115 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-12-05 22:50:04,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 22:50:04,116 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:04,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:50:04,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:50:04,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:04,166 INFO L256 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-05 22:50:04,171 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:04,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:50:04,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:04,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 20 states and 29 transitions. [2024-12-05 22:50:04,329 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 29 transitions. [2024-12-05 22:50:04,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 22:50:04,330 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:04,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:50:04,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:04,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:50:04,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:04,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 22 states and 32 transitions. [2024-12-05 22:50:04,622 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 32 transitions. [2024-12-05 22:50:04,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-05 22:50:04,623 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:04,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:50:04,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:50:04,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:04,656 INFO L256 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 22:50:04,657 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:04,691 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:50:04,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:04,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 24 states and 38 transitions. [2024-12-05 22:50:04,738 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 38 transitions. [2024-12-05 22:50:04,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-05 22:50:04,738 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:04,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:50:04,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:50:04,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:04,783 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 22:50:04,785 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:04,864 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:50:05,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:05,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 28 states and 45 transitions. [2024-12-05 22:50:05,007 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 45 transitions. [2024-12-05 22:50:05,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-05 22:50:05,008 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:05,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:50:05,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:05,151 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:50:05,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:05,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 32 states and 52 transitions. [2024-12-05 22:50:05,576 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 52 transitions. [2024-12-05 22:50:05,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-05 22:50:05,577 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:05,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:50:05,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:05,753 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-05 22:50:06,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:06,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 33 states and 51 transitions. [2024-12-05 22:50:06,159 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 51 transitions. [2024-12-05 22:50:06,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-05 22:50:06,159 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:06,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:50:06,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:50:06,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:06,189 INFO L256 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:50:06,191 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:06,361 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 22:50:07,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:07,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 42 states and 73 transitions. [2024-12-05 22:50:07,438 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 73 transitions. [2024-12-05 22:50:07,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-05 22:50:07,439 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:07,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:50:07,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:50:07,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:07,469 INFO L256 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-05 22:50:07,470 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:07,565 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 22:50:07,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:07,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 45 states and 79 transitions. [2024-12-05 22:50:07,832 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 79 transitions. [2024-12-05 22:50:07,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-05 22:50:07,833 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:07,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:50:07,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:07,987 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 22:50:08,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:08,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 49 states and 87 transitions. [2024-12-05 22:50:08,570 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 87 transitions. [2024-12-05 22:50:08,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 22:50:08,571 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:08,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:50:08,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:08,622 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-12-05 22:50:08,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:08,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 50 states and 89 transitions. [2024-12-05 22:50:08,827 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 89 transitions. [2024-12-05 22:50:08,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-05 22:50:08,828 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:08,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:50:08,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:50:08,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:08,863 INFO L256 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-12-05 22:50:08,864 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:09,235 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 19 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-05 22:50:10,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:10,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 59 states and 109 transitions. [2024-12-05 22:50:10,860 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 109 transitions. [2024-12-05 22:50:10,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-05 22:50:10,862 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:10,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:50:10,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:50:10,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:10,899 INFO L256 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-05 22:50:10,900 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:11,007 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-05 22:50:11,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:11,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 62 states and 115 transitions. [2024-12-05 22:50:11,301 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 115 transitions. [2024-12-05 22:50:11,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-05 22:50:11,301 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:11,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:50:11,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:11,499 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-05 22:50:12,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:12,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 66 states and 123 transitions. [2024-12-05 22:50:12,271 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 123 transitions. [2024-12-05 22:50:12,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-05 22:50:12,272 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:12,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:50:12,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:12,316 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-12-05 22:50:12,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:12,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 67 states and 125 transitions. [2024-12-05 22:50:12,539 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 125 transitions. [2024-12-05 22:50:12,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-05 22:50:12,540 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:12,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:50:12,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:50:12,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:12,575 INFO L256 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-12-05 22:50:12,576 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:12,833 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 8 proven. 24 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-12-05 22:50:14,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:14,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 76 states and 145 transitions. [2024-12-05 22:50:14,688 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 145 transitions. [2024-12-05 22:50:14,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-05 22:50:14,689 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:14,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:50:14,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:50:14,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:14,752 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-12-05 22:50:14,753 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:14,875 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 7 proven. 46 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-05 22:50:15,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:15,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 79 states and 151 transitions. [2024-12-05 22:50:15,239 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 151 transitions. [2024-12-05 22:50:15,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-05 22:50:15,240 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:15,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:50:15,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:15,480 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-12-05 22:50:16,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:16,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 83 states and 159 transitions. [2024-12-05 22:50:16,540 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 159 transitions. [2024-12-05 22:50:16,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-05 22:50:16,541 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:16,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:50:16,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:16,596 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 21 proven. 4 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-12-05 22:50:16,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:16,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 84 states and 161 transitions. [2024-12-05 22:50:16,862 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 161 transitions. [2024-12-05 22:50:16,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-05 22:50:16,862 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:16,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:50:16,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:50:16,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:16,899 INFO L256 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-12-05 22:50:16,900 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:17,193 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 10 proven. 40 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-12-05 22:50:19,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:19,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 93 states and 181 transitions. [2024-12-05 22:50:19,553 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 181 transitions. [2024-12-05 22:50:19,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-05 22:50:19,554 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:19,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:50:19,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:50:19,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:19,640 INFO L256 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-12-05 22:50:19,642 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:19,814 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 10 proven. 55 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-12-05 22:50:20,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:20,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 96 states and 187 transitions. [2024-12-05 22:50:20,261 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 187 transitions. [2024-12-05 22:50:20,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-05 22:50:20,262 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:20,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:50:20,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:20,533 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 50 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-12-05 22:50:21,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:21,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 100 states and 195 transitions. [2024-12-05 22:50:21,811 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 195 transitions. [2024-12-05 22:50:21,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-05 22:50:21,811 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:21,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:50:21,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:21,863 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 27 proven. 4 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2024-12-05 22:50:22,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:22,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 101 states and 197 transitions. [2024-12-05 22:50:22,222 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 197 transitions. [2024-12-05 22:50:22,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-05 22:50:22,223 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:22,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:50:22,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:50:22,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:22,264 INFO L256 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-12-05 22:50:22,266 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:22,681 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 12 proven. 60 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-12-05 22:50:25,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:25,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 110 states and 217 transitions. [2024-12-05 22:50:25,365 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 217 transitions. [2024-12-05 22:50:25,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-05 22:50:25,366 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:25,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:50:25,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:50:25,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:25,468 INFO L256 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-12-05 22:50:25,469 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:25,666 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 12 proven. 78 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-12-05 22:50:26,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:26,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 113 states and 223 transitions. [2024-12-05 22:50:26,211 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 223 transitions. [2024-12-05 22:50:26,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-05 22:50:26,212 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:26,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:50:26,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:26,578 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 12 proven. 72 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-12-05 22:50:28,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:28,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 117 states and 231 transitions. [2024-12-05 22:50:28,064 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 231 transitions. [2024-12-05 22:50:28,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-05 22:50:28,065 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:28,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:50:28,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:28,121 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 33 proven. 4 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2024-12-05 22:50:28,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:28,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 118 states and 233 transitions. [2024-12-05 22:50:28,511 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 233 transitions. [2024-12-05 22:50:28,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-12-05 22:50:28,511 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:28,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:50:28,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:50:28,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:28,550 INFO L256 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-12-05 22:50:28,552 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:28,984 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 14 proven. 84 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-12-05 22:50:32,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:32,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 127 states and 253 transitions. [2024-12-05 22:50:32,181 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 253 transitions. [2024-12-05 22:50:32,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-12-05 22:50:32,181 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:32,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:50:32,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:50:32,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:32,224 INFO L256 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 50 conjuncts are in the unsatisfiable core [2024-12-05 22:50:32,226 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:32,438 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 44 proven. 111 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-12-05 22:50:33,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:33,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 130 states and 259 transitions. [2024-12-05 22:50:33,057 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 259 transitions. [2024-12-05 22:50:33,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-12-05 22:50:33,057 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:33,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:50:33,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:33,431 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 14 proven. 98 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-12-05 22:50:35,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:35,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 134 states and 267 transitions. [2024-12-05 22:50:35,101 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 267 transitions. [2024-12-05 22:50:35,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-12-05 22:50:35,101 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:35,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:50:35,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:35,155 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 39 proven. 4 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-12-05 22:50:35,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:35,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 135 states and 269 transitions. [2024-12-05 22:50:35,622 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 269 transitions. [2024-12-05 22:50:35,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-12-05 22:50:35,623 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:35,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:50:35,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:50:35,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:35,680 INFO L256 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 46 conjuncts are in the unsatisfiable core [2024-12-05 22:50:35,682 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:36,169 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 15 proven. 134 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2024-12-05 22:50:39,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:39,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 144 states and 289 transitions. [2024-12-05 22:50:39,937 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 289 transitions. [2024-12-05 22:50:39,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-12-05 22:50:39,938 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:39,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:50:39,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:50:40,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:40,270 INFO L256 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-12-05 22:50:40,271 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:41,222 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 36 proven. 137 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2024-12-05 22:50:42,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:42,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 147 states and 295 transitions. [2024-12-05 22:50:42,656 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 295 transitions. [2024-12-05 22:50:42,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-12-05 22:50:42,657 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:42,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:50:42,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:43,040 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 16 proven. 128 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-12-05 22:50:44,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:44,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 151 states and 303 transitions. [2024-12-05 22:50:44,934 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 303 transitions. [2024-12-05 22:50:44,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-12-05 22:50:44,934 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:44,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:50:44,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:45,011 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 45 proven. 4 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-12-05 22:50:45,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:45,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 152 states and 305 transitions. [2024-12-05 22:50:45,507 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 305 transitions. [2024-12-05 22:50:45,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-12-05 22:50:45,508 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:45,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:50:45,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:50:45,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:45,566 INFO L256 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 50 conjuncts are in the unsatisfiable core [2024-12-05 22:50:45,568 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:46,098 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 17 proven. 169 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-12-05 22:50:50,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:50,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 161 states and 325 transitions. [2024-12-05 22:50:50,423 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 325 transitions. [2024-12-05 22:50:50,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-12-05 22:50:50,423 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:50,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:50:50,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:50:51,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:51,034 INFO L256 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-12-05 22:50:51,035 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:51,357 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 41 proven. 172 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-12-05 22:50:52,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:52,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 164 states and 331 transitions. [2024-12-05 22:50:52,296 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 331 transitions. [2024-12-05 22:50:52,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-12-05 22:50:52,296 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:52,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:50:52,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:52,734 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 18 proven. 162 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-12-05 22:50:54,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:54,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 168 states and 339 transitions. [2024-12-05 22:50:54,875 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 339 transitions. [2024-12-05 22:50:54,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-12-05 22:50:54,875 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:54,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:50:54,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:54,913 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 51 proven. 4 refuted. 0 times theorem prover too weak. 289 trivial. 0 not checked. [2024-12-05 22:50:55,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:55,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 169 states and 341 transitions. [2024-12-05 22:50:55,510 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 341 transitions. [2024-12-05 22:50:55,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-05 22:50:55,511 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:55,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:50:55,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:50:55,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:55,572 INFO L256 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 54 conjuncts are in the unsatisfiable core [2024-12-05 22:50:55,574 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:56,180 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 19 proven. 208 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2024-12-05 22:51:01,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:51:01,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 178 states and 361 transitions. [2024-12-05 22:51:01,165 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 361 transitions. [2024-12-05 22:51:01,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-12-05 22:51:01,166 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:51:01,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:51:01,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:51:01,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:01,223 INFO L256 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-12-05 22:51:01,225 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:51:01,673 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 46 proven. 211 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2024-12-05 22:51:02,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:51:02,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 181 states and 367 transitions. [2024-12-05 22:51:02,804 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 367 transitions. [2024-12-05 22:51:02,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-12-05 22:51:02,805 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:51:02,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:51:02,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:03,380 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 20 proven. 200 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-12-05 22:51:05,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:51:05,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 185 states and 375 transitions. [2024-12-05 22:51:05,852 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 375 transitions. [2024-12-05 22:51:05,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-12-05 22:51:05,852 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:51:05,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:51:05,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:05,911 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 57 proven. 4 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2024-12-05 22:51:06,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:51:06,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 186 states and 377 transitions. [2024-12-05 22:51:06,391 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 377 transitions. [2024-12-05 22:51:06,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-12-05 22:51:06,392 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:51:06,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:51:06,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:51:06,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:06,444 INFO L256 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-12-05 22:51:06,446 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:51:07,109 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 22 proven. 220 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-12-05 22:51:12,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:51:12,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 195 states and 397 transitions. [2024-12-05 22:51:12,458 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 397 transitions. [2024-12-05 22:51:12,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-12-05 22:51:12,458 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:51:12,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:51:12,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:51:12,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:12,514 INFO L256 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 59 conjuncts are in the unsatisfiable core [2024-12-05 22:51:12,516 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:51:12,789 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 93 proven. 266 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 22:51:13,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:51:13,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 198 states and 403 transitions. [2024-12-05 22:51:13,859 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 403 transitions. [2024-12-05 22:51:13,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-12-05 22:51:13,860 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:51:13,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:51:13,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:14,369 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 22 proven. 242 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-12-05 22:51:16,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:51:16,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 202 states and 411 transitions. [2024-12-05 22:51:16,907 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 411 transitions. [2024-12-05 22:51:16,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-12-05 22:51:16,908 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:51:16,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:51:16,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:16,946 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 63 proven. 4 refuted. 0 times theorem prover too weak. 441 trivial. 0 not checked. [2024-12-05 22:51:17,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:51:17,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 203 states and 413 transitions. [2024-12-05 22:51:17,476 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 413 transitions. [2024-12-05 22:51:17,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-12-05 22:51:17,477 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:51:17,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:51:17,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:51:17,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:17,528 INFO L256 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 62 conjuncts are in the unsatisfiable core [2024-12-05 22:51:17,530 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:51:18,261 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 23 proven. 298 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2024-12-05 22:51:24,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:51:24,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 212 states and 433 transitions. [2024-12-05 22:51:24,205 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 433 transitions. [2024-12-05 22:51:24,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-12-05 22:51:24,205 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:51:24,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:51:24,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:51:25,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:25,243 INFO L256 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:51:25,245 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:51:25,903 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 56 proven. 301 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2024-12-05 22:51:27,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:51:27,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 215 states and 439 transitions. [2024-12-05 22:51:27,444 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 439 transitions. [2024-12-05 22:51:27,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-12-05 22:51:27,445 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:51:27,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:51:27,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:28,054 INFO L134 CoverageAnalysis]: Checked inductivity of 576 backedges. 24 proven. 288 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-12-05 22:51:30,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:51:30,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 219 states and 447 transitions. [2024-12-05 22:51:30,952 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 447 transitions. [2024-12-05 22:51:30,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-12-05 22:51:30,952 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:51:30,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:51:30,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:31,045 INFO L134 CoverageAnalysis]: Checked inductivity of 602 backedges. 69 proven. 4 refuted. 0 times theorem prover too weak. 529 trivial. 0 not checked. [2024-12-05 22:51:31,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:51:31,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 220 states and 449 transitions. [2024-12-05 22:51:31,732 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 449 transitions. [2024-12-05 22:51:31,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-12-05 22:51:31,733 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:51:31,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:51:31,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:51:31,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:31,798 INFO L256 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 66 conjuncts are in the unsatisfiable core [2024-12-05 22:51:31,800 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:51:32,557 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 25 proven. 349 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-12-05 22:51:39,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:51:39,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 229 states and 469 transitions. [2024-12-05 22:51:39,412 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 469 transitions. [2024-12-05 22:51:39,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-12-05 22:51:39,413 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:51:39,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:51:39,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:51:39,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:39,478 INFO L256 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 58 conjuncts are in the unsatisfiable core [2024-12-05 22:51:39,481 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:51:39,802 INFO L134 CoverageAnalysis]: Checked inductivity of 689 backedges. 95 proven. 372 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2024-12-05 22:51:41,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:51:41,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 232 states and 475 transitions. [2024-12-05 22:51:41,094 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 475 transitions. [2024-12-05 22:51:41,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-12-05 22:51:41,095 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:51:41,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:51:41,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:41,730 INFO L134 CoverageAnalysis]: Checked inductivity of 676 backedges. 26 proven. 338 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-12-05 22:51:44,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:51:44,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 236 states and 483 transitions. [2024-12-05 22:51:44,764 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 483 transitions. [2024-12-05 22:51:44,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-12-05 22:51:44,765 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:51:44,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:51:44,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:44,818 INFO L134 CoverageAnalysis]: Checked inductivity of 704 backedges. 75 proven. 4 refuted. 0 times theorem prover too weak. 625 trivial. 0 not checked. [2024-12-05 22:51:45,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:51:45,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 237 states and 485 transitions. [2024-12-05 22:51:45,551 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 485 transitions. [2024-12-05 22:51:45,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-12-05 22:51:45,552 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:51:45,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:51:45,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:51:45,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:45,611 INFO L256 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 60 conjuncts are in the unsatisfiable core [2024-12-05 22:51:45,614 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:51:46,509 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 28 proven. 364 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-12-05 22:51:53,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:51:53,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 246 states and 505 transitions. [2024-12-05 22:51:53,702 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 505 transitions. [2024-12-05 22:51:53,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-12-05 22:51:53,703 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:51:53,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:51:53,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:52:03,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:52:03,799 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 22:52:03,803 INFO L158 Benchmark]: Toolchain (without parser) took 120322.18ms. Allocated memory was 142.6MB in the beginning and 838.9MB in the end (delta: 696.3MB). Free memory was 118.3MB in the beginning and 696.1MB in the end (delta: -577.8MB). Peak memory consumption was 577.9MB. Max. memory is 16.1GB. [2024-12-05 22:52:03,803 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:52:03,804 INFO L158 Benchmark]: CACSL2BoogieTranslator took 205.30ms. Allocated memory is still 142.6MB. Free memory was 118.1MB in the beginning and 106.9MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:52:03,804 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.53ms. Allocated memory is still 142.6MB. Free memory was 106.9MB in the beginning and 105.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:52:03,804 INFO L158 Benchmark]: Boogie Preprocessor took 15.40ms. Allocated memory is still 142.6MB. Free memory was 105.8MB in the beginning and 105.3MB in the end (delta: 506.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:52:03,805 INFO L158 Benchmark]: RCFGBuilder took 214.63ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 94.2MB in the end (delta: 10.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 22:52:03,805 INFO L158 Benchmark]: CodeCheck took 119857.29ms. Allocated memory was 142.6MB in the beginning and 838.9MB in the end (delta: 696.3MB). Free memory was 94.0MB in the beginning and 696.1MB in the end (delta: -602.1MB). Peak memory consumption was 552.8MB. Max. memory is 16.1GB. [2024-12-05 22:52:03,807 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 205.30ms. Allocated memory is still 142.6MB. Free memory was 118.1MB in the beginning and 106.9MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 25.53ms. Allocated memory is still 142.6MB. Free memory was 106.9MB in the beginning and 105.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 15.40ms. Allocated memory is still 142.6MB. Free memory was 105.8MB in the beginning and 105.3MB in the end (delta: 506.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 214.63ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 94.2MB in the end (delta: 10.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 119857.29ms. Allocated memory was 142.6MB in the beginning and 838.9MB in the end (delta: 696.3MB). Free memory was 94.0MB in the beginning and 696.1MB in the end (delta: -602.1MB). Peak memory consumption was 552.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 22:52:03,824 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 47fbdb3da16165eeeef0687b73275c90a2682f5a520ac2387154637187559fe6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:52:05,730 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:52:05,813 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 22:52:05,836 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:52:05,836 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:52:05,837 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:52:05,837 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:52:05,837 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:52:05,837 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:52:05,837 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:52:05,838 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:52:05,838 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:52:05,838 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:52:05,838 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:52:05,838 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:52:05,838 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:52:05,838 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 22:52:05,838 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 22:52:05,838 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 22:52:05,838 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:52:05,839 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:52:05,839 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:52:05,839 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:52:05,839 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:52:05,839 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:52:05,839 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:52:05,839 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:52:05,839 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 22:52:05,839 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:52:05,839 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:52:05,840 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:52:05,840 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:52:05,840 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:52:05,840 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 22:52:05,840 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:52:05,840 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 22:52:05,840 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 47fbdb3da16165eeeef0687b73275c90a2682f5a520ac2387154637187559fe6 [2024-12-05 22:52:06,062 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:52:06,069 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:52:06,070 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:52:06,071 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:52:06,072 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:52:06,073 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound100.c [2024-12-05 22:52:08,717 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/data/dc0f91cdd/797782a5a2184c44ad099a64c16dbb27/FLAG4f92763e3 [2024-12-05 22:52:08,938 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:52:08,938 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound100.c [2024-12-05 22:52:08,945 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/data/dc0f91cdd/797782a5a2184c44ad099a64c16dbb27/FLAG4f92763e3 [2024-12-05 22:52:09,310 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/data/dc0f91cdd/797782a5a2184c44ad099a64c16dbb27 [2024-12-05 22:52:09,312 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:52:09,314 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:52:09,315 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:52:09,315 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:52:09,318 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:52:09,319 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:52:09" (1/1) ... [2024-12-05 22:52:09,319 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66bf134e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:52:09, skipping insertion in model container [2024-12-05 22:52:09,319 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:52:09" (1/1) ... [2024-12-05 22:52:09,330 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:52:09,441 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound100.c[458,471] [2024-12-05 22:52:09,458 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:52:09,468 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:52:09,477 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound100.c[458,471] [2024-12-05 22:52:09,484 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:52:09,497 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:52:09,498 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:52:09 WrapperNode [2024-12-05 22:52:09,498 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:52:09,499 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:52:09,499 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:52:09,499 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:52:09,504 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:52:09" (1/1) ... [2024-12-05 22:52:09,510 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:52:09" (1/1) ... [2024-12-05 22:52:09,523 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 37 [2024-12-05 22:52:09,523 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:52:09,524 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:52:09,524 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:52:09,524 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:52:09,529 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:52:09" (1/1) ... [2024-12-05 22:52:09,529 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:52:09" (1/1) ... [2024-12-05 22:52:09,531 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:52:09" (1/1) ... [2024-12-05 22:52:09,531 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:52:09" (1/1) ... [2024-12-05 22:52:09,536 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:52:09" (1/1) ... [2024-12-05 22:52:09,537 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:52:09" (1/1) ... [2024-12-05 22:52:09,540 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:52:09" (1/1) ... [2024-12-05 22:52:09,541 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:52:09" (1/1) ... [2024-12-05 22:52:09,542 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:52:09" (1/1) ... [2024-12-05 22:52:09,544 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:52:09,544 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:52:09,545 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:52:09,545 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:52:09,546 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:52:09" (1/1) ... [2024-12-05 22:52:09,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:52:09,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:52:09,572 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:52:09,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:52:09,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:52:09,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 22:52:09,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:52:09,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:52:09,595 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 22:52:09,595 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 22:52:09,642 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:52:09,643 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:52:09,814 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-12-05 22:52:09,814 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:52:09,836 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:52:09,837 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 22:52:09,837 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:52:09 BoogieIcfgContainer [2024-12-05 22:52:09,837 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:52:09,838 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:52:09,838 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:52:09,847 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:52:09,848 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:52:09" (1/1) ... [2024-12-05 22:52:09,854 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:52:09,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:52:09,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 15 states and 20 transitions. [2024-12-05 22:52:09,892 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 20 transitions. [2024-12-05 22:52:09,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-05 22:52:09,896 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:52:09,896 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:52:09,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:52:09,899 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:52:09,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 22:52:09,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:52:09,966 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:52:10,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:52:10,008 INFO L256 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-05 22:52:10,011 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:52:10,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:52:10,029 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 22:52:10,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:52:10,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-12-05 22:52:10,044 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-12-05 22:52:10,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 22:52:10,044 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:52:10,045 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:52:10,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:52:10,046 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:52:10,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 22:52:10,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:52:10,257 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:52:10,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:52:10,375 INFO L256 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-05 22:52:10,378 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:52:10,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:52:10,580 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-05 22:52:11,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:52:11,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2024-12-05 22:52:11,897 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2024-12-05 22:52:11,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 22:52:11,898 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:52:11,898 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:52:11,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:52:11,899 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:52:11,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 22:52:12,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:52:12,035 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:52:12,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:52:12,073 INFO L256 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-05 22:52:12,073 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:52:12,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:52:12,168 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-05 22:52:12,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:52:12,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 21 states and 31 transitions. [2024-12-05 22:52:12,528 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 31 transitions. [2024-12-05 22:52:12,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-05 22:52:12,529 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:52:12,529 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:52:12,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:52:12,530 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:52:12,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-05 22:52:12,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:52:12,798 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:52:12,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:52:12,918 INFO L256 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-05 22:52:12,920 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:52:13,204 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:52:13,208 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-05 22:52:15,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:52:15,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 25 states and 43 transitions. [2024-12-05 22:52:15,337 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 43 transitions. [2024-12-05 22:52:15,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-05 22:52:15,337 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:52:15,337 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:52:15,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:52:15,339 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:52:15,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-05 22:52:15,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:52:15,760 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:52:15,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:52:15,959 INFO L256 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 22:52:15,961 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:52:16,315 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:52:16,322 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-05 22:52:18,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:52:18,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 29 states and 50 transitions. [2024-12-05 22:52:18,744 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 50 transitions. [2024-12-05 22:52:18,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-05 22:52:18,744 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:52:18,745 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:52:18,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:52:18,746 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:52:18,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-05 22:52:19,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:52:19,114 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:52:19,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:52:19,295 INFO L256 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 22:52:19,295 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:52:19,674 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:52:19,680 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-05 22:52:27,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:52:27,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 37 states and 72 transitions. [2024-12-05 22:52:27,707 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 72 transitions. [2024-12-05 22:52:27,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-05 22:52:27,707 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:52:27,708 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:52:27,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:52:27,709 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:52:27,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-05 22:52:27,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:52:27,750 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:52:27,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:52:27,847 INFO L256 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-05 22:52:27,848 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:52:46,117 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-05 22:52:46,119 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-05 22:53:21,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:53:21,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 39 states and 81 transitions. [2024-12-05 22:53:21,845 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 81 transitions. [2024-12-05 22:53:21,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-05 22:53:21,846 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:53:21,846 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:53:21,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:53:21,848 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:53:21,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-05 22:53:22,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:53:22,308 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:53:22,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:53:22,574 INFO L256 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:53:22,576 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:53:25,310 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-05 22:53:25,317 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-05 22:53:46,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:53:46,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 48 states and 110 transitions. [2024-12-05 22:53:46,572 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 110 transitions. [2024-12-05 22:53:46,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-05 22:53:46,573 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:53:46,574 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:53:46,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:53:46,575 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:53:46,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-05 22:53:47,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:53:47,162 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:53:47,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:53:47,469 INFO L256 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:53:47,470 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:53:48,798 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-05 22:53:48,807 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-05 22:53:56,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:53:56,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 52 states and 120 transitions. [2024-12-05 22:53:56,876 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 120 transitions. [2024-12-05 22:53:56,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-05 22:53:56,877 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:53:56,878 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:53:56,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:53:56,879 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:53:56,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-05 22:53:57,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:53:57,451 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:53:57,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:53:57,701 INFO L256 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-05 22:53:57,702 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:53:59,997 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:54:00,006 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-05 22:54:12,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:54:12,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 56 states and 128 transitions. [2024-12-05 22:54:12,061 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 128 transitions. [2024-12-05 22:54:12,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 22:54:12,062 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:54:12,062 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:54:12,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:54:12,064 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:54:12,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-05 22:54:12,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:54:12,109 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:54:12,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:54:12,287 INFO L256 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-05 22:54:12,288 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:54:14,255 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-12-05 22:54:14,257 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-05 22:54:38,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:54:38,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 57 states and 133 transitions. [2024-12-05 22:54:38,001 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 133 transitions. [2024-12-05 22:54:38,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-05 22:54:38,002 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:54:38,003 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:54:38,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:54:38,004 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:54:38,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-05 22:54:38,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:54:38,666 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:54:38,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:54:38,984 INFO L256 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-05 22:54:38,986 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:54:41,651 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 19 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-05 22:54:41,661 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-05 22:55:02,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:55:02,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 62 states and 154 transitions. [2024-12-05 22:55:02,663 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 154 transitions. [2024-12-05 22:55:02,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-05 22:55:02,671 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:55:02,671 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:55:02,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:55:02,673 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:55:02,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-05 22:55:03,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:55:03,506 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:55:03,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:55:03,953 INFO L256 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-05 22:55:03,955 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:55:05,658 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 5 proven. 28 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-05 22:55:05,669 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-05 22:55:18,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:55:18,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 66 states and 164 transitions. [2024-12-05 22:55:18,179 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 164 transitions. [2024-12-05 22:55:18,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-05 22:55:18,180 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:55:18,180 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:55:18,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:55:18,182 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:55:18,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-05 22:55:18,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:55:18,988 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:55:19,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:55:19,361 INFO L256 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 22:55:19,362 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:55:24,499 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:55:24,510 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-05 22:56:13,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:13,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 74 states and 207 transitions. [2024-12-05 22:56:13,334 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 207 transitions. [2024-12-05 22:56:13,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-05 22:56:13,335 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:13,335 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:56:13,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:56:13,337 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:56:13,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-05 22:56:13,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:13,384 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:56:13,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:13,652 INFO L256 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-05 22:56:13,654 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:56:16,800 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-12-05 22:56:16,802 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-05 22:56:50,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:50,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 75 states and 213 transitions. [2024-12-05 22:56:50,131 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 213 transitions. [2024-12-05 22:56:50,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-05 22:56:50,132 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:50,132 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:56:50,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:56:50,134 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:56:50,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-05 22:56:51,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:51,015 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:56:51,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:51,502 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-05 22:56:51,503 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:56:55,645 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 7 proven. 34 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-05 22:56:55,657 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-05 22:57:26,827 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:57:27,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:57:27,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 80 states and 240 transitions. [2024-12-05 22:57:27,960 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 240 transitions. [2024-12-05 22:57:27,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-05 22:57:27,961 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:57:27,961 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:57:27,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:57:27,963 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:57:27,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-05 22:57:29,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:57:29,120 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:57:29,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:57:29,690 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-05 22:57:29,692 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:57:32,457 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 7 proven. 46 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-05 22:57:32,478 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-05 22:57:49,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:57:49,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 84 states and 252 transitions. [2024-12-05 22:57:49,384 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 252 transitions. [2024-12-05 22:57:49,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-05 22:57:49,385 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:57:49,386 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:57:49,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:57:49,387 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:57:49,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-05 22:57:50,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:57:50,482 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:57:50,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:57:50,991 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 22:57:50,992 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:57:56,230 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:57:56,245 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-05 22:58:24,970 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:59:02,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:59:02,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 92 states and 304 transitions. [2024-12-05 22:59:02,421 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 304 transitions. [2024-12-05 22:59:02,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-05 22:59:02,422 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:59:02,422 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:59:02,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:59:02,424 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:59:02,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-05 22:59:02,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:59:02,472 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:59:02,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:59:02,840 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-05 22:59:02,841 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:59:06,275 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 21 proven. 4 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-12-05 22:59:06,277 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Forceful destruction successful, exit code 0 [2024-12-05 22:59:50,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:59:50,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 93 states and 311 transitions. [2024-12-05 22:59:50,027 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 311 transitions. [2024-12-05 22:59:50,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-05 22:59:50,027 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:59:50,027 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:59:50,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:59:50,029 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:59:50,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-05 22:59:51,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:59:51,151 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:59:51,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:59:51,680 INFO L256 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-05 22:59:51,682 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:00:02,031 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 9 proven. 53 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-05 23:00:02,046 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-05 23:00:46,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:00:46,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 98 states and 344 transitions. [2024-12-05 23:00:46,962 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 344 transitions. [2024-12-05 23:00:46,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-05 23:00:46,963 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:00:46,963 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:00:46,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:00:46,965 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:00:46,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-05 23:00:48,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:48,224 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:00:48,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:48,848 INFO L256 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-12-05 23:00:48,850 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:00:52,447 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 17 proven. 66 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-12-05 23:00:52,463 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-05 23:01:14,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:01:14,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 102 states and 358 transitions. [2024-12-05 23:01:14,201 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 358 transitions. [2024-12-05 23:01:14,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-05 23:01:14,201 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:01:14,202 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:01:14,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:01:14,203 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:01:14,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-05 23:01:15,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:01:15,459 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:01:15,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:01:16,009 INFO L256 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-05 23:01:16,011 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:01:26,713 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:01:26,729 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-05 23:02:53,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:02:53,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 110 states and 419 transitions. [2024-12-05 23:02:53,935 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 419 transitions. [2024-12-05 23:02:53,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-05 23:02:53,939 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:02:53,940 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:02:53,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:02:53,942 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:02:53,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-05 23:02:54,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:02:54,021 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:02:54,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:02:54,471 INFO L256 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-05 23:02:54,474 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:02:57,334 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 27 proven. 4 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2024-12-05 23:02:57,336 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Forceful destruction successful, exit code 0 [2024-12-05 23:03:48,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:03:48,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 111 states and 427 transitions. [2024-12-05 23:03:48,043 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 427 transitions. [2024-12-05 23:03:48,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-05 23:03:48,047 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:03:48,047 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:03:48,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:03:48,049 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:03:48,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-05 23:03:49,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:03:49,373 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:03:49,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:03:50,001 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-12-05 23:03:50,005 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:03:57,631 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 11 proven. 76 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 23:03:57,647 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41480979-b0bb-4ab1-9eec-3daa77bf4c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Forceful destruction successful, exit code 0