./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm --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 ebfcdae9f2d92c4e39230ecf30ad4ac0897188e9aff6dcbde95509d87ea826ad --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:44:06,358 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:44:06,445 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:44:06,453 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:44:06,454 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:44:06,476 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:44:06,477 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:44:06,477 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:44:06,478 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:44:06,478 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:44:06,478 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:44:06,478 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:44:06,478 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:44:06,479 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:44:06,479 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:44:06,479 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:44:06,479 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:44:06,479 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:44:06,479 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:44:06,479 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:44:06,480 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:44:06,480 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:44:06,480 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:44:06,480 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:44:06,480 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:44:06,480 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:44:06,480 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:44:06,481 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:44:06,481 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:44:06,481 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:44:06,481 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:44:06,481 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:44:06,481 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:44:06,482 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_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm 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 -> ebfcdae9f2d92c4e39230ecf30ad4ac0897188e9aff6dcbde95509d87ea826ad [2024-11-13 21:44:06,790 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:44:06,802 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:44:06,806 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:44:06,807 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:44:06,807 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:44:06,811 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound10.c Unable to find full path for "g++" [2024-11-13 21:44:08,750 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:44:08,981 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:44:08,982 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound10.c [2024-11-13 21:44:08,990 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/data/9cab38d9c/6d485467ab1747c580d9580fa51a5f61/FLAG928837811 [2024-11-13 21:44:09,016 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/data/9cab38d9c/6d485467ab1747c580d9580fa51a5f61 [2024-11-13 21:44:09,019 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:44:09,021 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:44:09,024 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:44:09,024 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:44:09,035 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:44:09,036 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:44:09" (1/1) ... [2024-11-13 21:44:09,037 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e468d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:09, skipping insertion in model container [2024-11-13 21:44:09,037 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:44:09" (1/1) ... [2024-11-13 21:44:09,057 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:44:09,242 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_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound10.c[458,471] [2024-11-13 21:44:09,267 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:44:09,277 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:44:09,288 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_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound10.c[458,471] [2024-11-13 21:44:09,302 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:44:09,322 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:44:09,323 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:09 WrapperNode [2024-11-13 21:44:09,323 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:44:09,324 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:44:09,324 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:44:09,324 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:44:09,331 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:09" (1/1) ... [2024-11-13 21:44:09,337 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:09" (1/1) ... [2024-11-13 21:44:09,353 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 42 [2024-11-13 21:44:09,353 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:44:09,354 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:44:09,354 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:44:09,354 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:44:09,361 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:09" (1/1) ... [2024-11-13 21:44:09,362 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:09" (1/1) ... [2024-11-13 21:44:09,363 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:09" (1/1) ... [2024-11-13 21:44:09,363 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:09" (1/1) ... [2024-11-13 21:44:09,366 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:09" (1/1) ... [2024-11-13 21:44:09,369 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:09" (1/1) ... [2024-11-13 21:44:09,370 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:09" (1/1) ... [2024-11-13 21:44:09,371 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:09" (1/1) ... [2024-11-13 21:44:09,372 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:44:09,373 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:44:09,373 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:44:09,373 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:44:09,374 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:09" (1/1) ... [2024-11-13 21:44:09,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:44:09,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:44:09,406 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:44:09,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:44:09,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:44:09,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:44:09,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:44:09,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:44:09,439 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 21:44:09,439 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 21:44:09,540 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:44:09,542 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:44:09,684 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-13 21:44:09,684 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:44:09,724 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:44:09,724 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:44:09,724 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:44:09 BoogieIcfgContainer [2024-11-13 21:44:09,725 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:44:09,725 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:44:09,726 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:44:09,736 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:44:09,737 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:44:09" (1/1) ... [2024-11-13 21:44:09,749 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:44:09,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:09,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 15 states and 20 transitions. [2024-11-13 21:44:09,813 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 20 transitions. [2024-11-13 21:44:09,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 21:44:09,816 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:09,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:09,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:09,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:44:09,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:09,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-11-13 21:44:09,970 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-11-13 21:44:09,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:44:09,971 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:09,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:09,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:10,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:44:10,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:10,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2024-11-13 21:44:10,144 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2024-11-13 21:44:10,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:44:10,145 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:10,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:10,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:44:10,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:10,191 INFO L255 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 21:44:10,196 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:10,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:44:10,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:10,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 22 states and 32 transitions. [2024-11-13 21:44:10,769 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 32 transitions. [2024-11-13 21:44:10,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 21:44:10,774 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:10,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:10,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:11,197 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:44:11,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:11,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2024-11-13 21:44:11,726 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2024-11-13 21:44:11,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 21:44:11,727 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:11,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:11,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:11,910 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:44:12,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:12,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 27 states and 42 transitions. [2024-11-13 21:44:12,746 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-13 21:44:12,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 21:44:12,747 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:12,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:12,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:44:12,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:12,800 INFO L255 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 21:44:12,802 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:13,004 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:44:13,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:13,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 31 states and 52 transitions. [2024-11-13 21:44:13,883 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 52 transitions. [2024-11-13 21:44:13,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 21:44:13,883 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:13,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:13,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:44:13,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:13,916 INFO L255 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 21:44:13,918 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:13,980 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:44:14,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:14,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 33 states and 53 transitions. [2024-11-13 21:44:14,415 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 53 transitions. [2024-11-13 21:44:14,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 21:44:14,415 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:14,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:14,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:44:14,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:14,453 INFO L255 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:44:14,454 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:14,516 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:14,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:14,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 35 states and 59 transitions. [2024-11-13 21:44:14,756 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 59 transitions. [2024-11-13 21:44:14,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 21:44:14,757 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:14,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:14,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:14,935 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:15,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:15,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 39 states and 74 transitions. [2024-11-13 21:44:15,909 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 74 transitions. [2024-11-13 21:44:15,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 21:44:15,910 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:15,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:15,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:44:15,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:15,953 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-13 21:44:15,955 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:16,085 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 21:44:17,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:17,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 43 states and 86 transitions. [2024-11-13 21:44:17,184 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 86 transitions. [2024-11-13 21:44:17,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 21:44:17,185 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:17,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:17,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:44:17,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:17,250 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-13 21:44:17,252 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:17,329 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 21:44:17,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:17,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 45 states and 87 transitions. [2024-11-13 21:44:17,850 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 87 transitions. [2024-11-13 21:44:17,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 21:44:17,850 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:17,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:17,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:17,961 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:18,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:18,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 45 states and 86 transitions. [2024-11-13 21:44:18,187 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 86 transitions. [2024-11-13 21:44:18,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 21:44:18,188 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:18,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:18,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:44:18,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:18,243 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 21:44:18,245 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:18,313 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:19,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:19,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 48 states and 89 transitions. [2024-11-13 21:44:19,150 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 89 transitions. [2024-11-13 21:44:19,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 21:44:19,151 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:19,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:19,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:44:19,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:19,186 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 21:44:19,188 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:19,480 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 21:44:22,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:22,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 58 states and 119 transitions. [2024-11-13 21:44:22,091 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 119 transitions. [2024-11-13 21:44:22,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 21:44:22,092 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:22,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:22,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:44:22,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:22,130 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-13 21:44:22,131 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:22,279 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 21:44:23,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:23,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 61 states and 124 transitions. [2024-11-13 21:44:23,245 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 124 transitions. [2024-11-13 21:44:23,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 21:44:23,246 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:23,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:23,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:44:23,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:23,319 INFO L255 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-13 21:44:23,321 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:23,513 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 10 proven. 23 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 21:44:24,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:24,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 65 states and 136 transitions. [2024-11-13 21:44:24,814 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 136 transitions. [2024-11-13 21:44:24,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 21:44:24,815 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:24,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:24,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:44:24,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:24,913 INFO L255 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 21:44:24,915 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:24,992 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 21:44:25,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:25,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 67 states and 137 transitions. [2024-11-13 21:44:25,634 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 137 transitions. [2024-11-13 21:44:25,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 21:44:25,635 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:25,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:25,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:25,904 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 21:44:27,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:27,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 71 states and 161 transitions. [2024-11-13 21:44:27,256 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 161 transitions. [2024-11-13 21:44:27,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 21:44:27,257 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:27,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:27,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:44:27,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:27,354 INFO L255 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 21:44:27,355 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:27,434 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 21:44:28,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:28,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 74 states and 164 transitions. [2024-11-13 21:44:28,457 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 164 transitions. [2024-11-13 21:44:28,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 21:44:28,458 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:28,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:28,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:28,537 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 21:44:28,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:28,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 74 states and 163 transitions. [2024-11-13 21:44:28,875 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 163 transitions. [2024-11-13 21:44:28,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 21:44:28,876 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:28,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:28,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:44:28,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:28,921 INFO L255 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-13 21:44:28,924 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:29,012 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 7 proven. 26 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 21:44:30,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:30,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 77 states and 166 transitions. [2024-11-13 21:44:30,148 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 166 transitions. [2024-11-13 21:44:30,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 21:44:30,148 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:30,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:30,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:30,236 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 21:44:30,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:30,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 77 states and 165 transitions. [2024-11-13 21:44:30,614 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 165 transitions. [2024-11-13 21:44:30,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 21:44:30,617 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:30,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:30,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:44:30,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:30,665 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 21:44:30,666 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:31,125 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 8 proven. 12 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 21:44:34,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:34,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 87 states and 197 transitions. [2024-11-13 21:44:34,944 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 197 transitions. [2024-11-13 21:44:34,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 21:44:34,945 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:34,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:34,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:44:34,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:34,994 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 21:44:34,996 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:35,072 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 8 proven. 12 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 21:44:37,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:37,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 93 states and 205 transitions. [2024-11-13 21:44:37,326 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 205 transitions. [2024-11-13 21:44:37,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 21:44:37,327 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:37,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:37,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:44:37,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:37,371 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-13 21:44:37,373 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:37,458 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 7 proven. 22 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 21:44:38,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:38,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 95 states and 207 transitions. [2024-11-13 21:44:38,278 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 207 transitions. [2024-11-13 21:44:38,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 21:44:38,279 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:38,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:38,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:44:38,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:38,320 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-13 21:44:38,322 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:38,853 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 16 proven. 13 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 21:44:39,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:39,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 96 states and 209 transitions. [2024-11-13 21:44:39,555 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 209 transitions. [2024-11-13 21:44:39,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 21:44:39,556 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:39,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:39,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:44:39,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:40,000 INFO L255 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-13 21:44:40,002 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:40,212 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 12 proven. 44 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 21:44:41,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:41,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 100 states and 222 transitions. [2024-11-13 21:44:41,873 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 222 transitions. [2024-11-13 21:44:41,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 21:44:41,873 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:41,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:41,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:44:42,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:42,245 INFO L255 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-13 21:44:42,247 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:42,345 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 11 proven. 42 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 21:44:43,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:43,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 103 states and 225 transitions. [2024-11-13 21:44:43,674 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 225 transitions. [2024-11-13 21:44:43,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 21:44:43,675 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:43,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:43,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:44:44,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:44,122 INFO L255 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-13 21:44:44,124 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:44,215 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 16 proven. 37 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 21:44:45,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:45,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 106 states and 229 transitions. [2024-11-13 21:44:45,750 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 229 transitions. [2024-11-13 21:44:45,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 21:44:45,751 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:45,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:45,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:44:46,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:46,302 INFO L255 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-13 21:44:46,303 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:46,585 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 13 proven. 40 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 21:44:47,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:47,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 108 states and 230 transitions. [2024-11-13 21:44:47,822 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 230 transitions. [2024-11-13 21:44:47,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 21:44:47,822 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:47,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:47,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:48,201 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 21:44:50,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:50,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 112 states and 261 transitions. [2024-11-13 21:44:50,344 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 261 transitions. [2024-11-13 21:44:50,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 21:44:50,345 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:50,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:50,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:44:50,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:50,893 INFO L255 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-13 21:44:50,894 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:50,982 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 16 proven. 37 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 21:44:52,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:52,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 115 states and 264 transitions. [2024-11-13 21:44:52,567 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 264 transitions. [2024-11-13 21:44:52,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 21:44:52,567 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:52,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:52,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:52,643 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 21:44:53,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:53,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 115 states and 263 transitions. [2024-11-13 21:44:53,106 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 263 transitions. [2024-11-13 21:44:53,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 21:44:53,106 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:53,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:53,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:53,207 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 21:44:53,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:53,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 115 states and 262 transitions. [2024-11-13 21:44:53,653 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 262 transitions. [2024-11-13 21:44:53,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 21:44:53,654 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:53,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:53,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:53,731 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 21:44:54,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:54,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 115 states and 261 transitions. [2024-11-13 21:44:54,213 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 261 transitions. [2024-11-13 21:44:54,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 21:44:54,213 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:54,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:54,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:44:54,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:54,257 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 21:44:54,258 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:54,865 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 10 proven. 24 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-13 21:45:00,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:00,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 125 states and 298 transitions. [2024-11-13 21:45:00,468 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 298 transitions. [2024-11-13 21:45:00,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 21:45:00,469 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:00,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:45:00,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:45:00,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:00,514 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 21:45:00,516 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:00,601 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 10 proven. 24 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-13 21:45:02,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:02,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 128 states and 302 transitions. [2024-11-13 21:45:02,250 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 302 transitions. [2024-11-13 21:45:02,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 21:45:02,251 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:02,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:45:02,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:45:02,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:02,306 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 21:45:02,308 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:02,394 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 10 proven. 24 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-13 21:45:03,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:03,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 129 states and 304 transitions. [2024-11-13 21:45:03,063 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 304 transitions. [2024-11-13 21:45:03,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 21:45:03,063 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:03,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:45:03,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:45:03,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:03,110 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 21:45:03,111 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:03,196 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 10 proven. 24 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-13 21:45:03,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:03,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 130 states and 306 transitions. [2024-11-13 21:45:03,264 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 306 transitions. [2024-11-13 21:45:03,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 21:45:03,265 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:03,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:45:03,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:45:03,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:03,307 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 21:45:03,309 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:03,391 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 10 proven. 24 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-13 21:45:04,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:04,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 133 states and 310 transitions. [2024-11-13 21:45:04,936 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 310 transitions. [2024-11-13 21:45:04,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 21:45:04,937 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:04,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:45:04,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:45:04,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:04,986 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 21:45:04,988 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:05,063 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 10 proven. 24 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-13 21:45:05,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:05,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 135 states and 311 transitions. [2024-11-13 21:45:05,610 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 311 transitions. [2024-11-13 21:45:05,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 21:45:05,610 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:05,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:45:05,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:45:05,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:05,659 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 21:45:05,661 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:05,742 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 10 proven. 24 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-13 21:45:06,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:06,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 137 states and 313 transitions. [2024-11-13 21:45:06,802 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 313 transitions. [2024-11-13 21:45:06,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 21:45:06,803 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:06,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:45:06,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:45:06,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:06,846 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-13 21:45:06,847 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:06,945 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 9 proven. 37 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-13 21:45:08,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:08,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 140 states and 316 transitions. [2024-11-13 21:45:08,043 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 316 transitions. [2024-11-13 21:45:08,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 21:45:08,043 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:08,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:45:08,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:45:08,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:08,468 INFO L255 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-13 21:45:08,469 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:09,082 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 17 proven. 66 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-13 21:45:11,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:11,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 144 states and 331 transitions. [2024-11-13 21:45:11,829 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 331 transitions. [2024-11-13 21:45:11,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 21:45:11,830 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:11,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:45:11,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:45:12,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:12,407 INFO L255 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-13 21:45:12,409 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:12,535 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 17 proven. 66 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-13 21:45:14,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:14,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 147 states and 335 transitions. [2024-11-13 21:45:14,590 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 335 transitions. [2024-11-13 21:45:14,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 21:45:14,591 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:14,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:45:14,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:45:15,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:15,307 INFO L255 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-13 21:45:15,308 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:15,366 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 26 proven. 57 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-13 21:45:16,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:16,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 149 states and 336 transitions. [2024-11-13 21:45:16,676 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 336 transitions. [2024-11-13 21:45:16,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 21:45:16,676 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:16,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:45:16,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:17,166 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 50 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-13 21:45:20,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:20,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 153 states and 374 transitions. [2024-11-13 21:45:20,075 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 374 transitions. [2024-11-13 21:45:20,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 21:45:20,076 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:20,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:45:20,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:45:20,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:20,698 INFO L255 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-11-13 21:45:20,699 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:20,805 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 20 proven. 63 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-13 21:45:22,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:22,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 156 states and 377 transitions. [2024-11-13 21:45:22,854 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 377 transitions. [2024-11-13 21:45:22,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 21:45:22,855 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:22,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:45:22,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:23,015 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 50 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-13 21:45:23,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:23,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 156 states and 376 transitions. [2024-11-13 21:45:23,747 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 376 transitions. [2024-11-13 21:45:23,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 21:45:23,749 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:23,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:45:23,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:45:24,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:24,133 INFO L255 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-13 21:45:24,135 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:24,434 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 26 proven. 57 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-13 21:45:26,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:26,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 159 states and 379 transitions. [2024-11-13 21:45:26,519 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 379 transitions. [2024-11-13 21:45:26,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 21:45:26,520 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:26,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:45:26,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:45:27,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:27,267 INFO L255 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-13 21:45:27,269 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:27,544 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 26 proven. 57 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-13 21:45:29,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:29,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 162 states and 382 transitions. [2024-11-13 21:45:29,740 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 382 transitions. [2024-11-13 21:45:29,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 21:45:29,741 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:29,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:45:29,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:29,828 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 50 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-13 21:45:30,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:30,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 162 states and 381 transitions. [2024-11-13 21:45:30,381 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 381 transitions. [2024-11-13 21:45:30,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 21:45:30,382 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:30,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:45:30,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:30,527 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 50 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-13 21:45:31,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:31,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 162 states and 380 transitions. [2024-11-13 21:45:31,130 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 380 transitions. [2024-11-13 21:45:31,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 21:45:31,130 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:31,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:45:31,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:31,207 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 50 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-13 21:45:31,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:31,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 162 states and 379 transitions. [2024-11-13 21:45:31,778 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 379 transitions. [2024-11-13 21:45:31,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:45:31,778 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:31,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:45:31,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:45:31,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:31,825 INFO L255 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-13 21:45:31,826 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:32,589 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 12 proven. 40 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-13 21:45:40,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:40,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 172 states and 422 transitions. [2024-11-13 21:45:40,485 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 422 transitions. [2024-11-13 21:45:40,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:45:40,486 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:40,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:45:40,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:45:40,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:40,539 INFO L255 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-13 21:45:40,540 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:40,626 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 12 proven. 40 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-13 21:45:44,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:44,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 177 states and 428 transitions. [2024-11-13 21:45:44,125 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 428 transitions. [2024-11-13 21:45:44,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:45:44,126 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:44,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:45:44,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:45:44,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:44,187 INFO L255 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 21:45:44,188 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:44,297 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 11 proven. 56 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-11-13 21:45:46,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:46,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 180 states and 431 transitions. [2024-11-13 21:45:46,410 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 431 transitions. [2024-11-13 21:45:46,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:45:46,411 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:46,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:45:46,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:45:46,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:46,461 INFO L255 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 21:45:46,463 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:46,568 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 11 proven. 56 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-11-13 21:45:48,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:48,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 184 states and 436 transitions. [2024-11-13 21:45:48,968 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 436 transitions. [2024-11-13 21:45:48,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:45:48,968 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:48,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:45:48,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:45:49,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:49,011 INFO L255 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-13 21:45:49,013 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:49,103 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 12 proven. 40 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-13 21:45:49,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:49,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 185 states and 438 transitions. [2024-11-13 21:45:49,171 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 438 transitions. [2024-11-13 21:45:49,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:45:49,172 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:49,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:45:49,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:45:49,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:49,223 INFO L255 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 21:45:49,224 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:49,318 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 11 proven. 56 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-11-13 21:45:50,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:50,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 186 states and 440 transitions. [2024-11-13 21:45:50,390 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 440 transitions. [2024-11-13 21:45:50,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:45:50,390 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:50,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:45:50,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:45:50,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:50,440 INFO L255 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-13 21:45:50,442 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:50,527 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 12 proven. 40 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-13 21:45:52,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:52,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 189 states and 443 transitions. [2024-11-13 21:45:52,043 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 443 transitions. [2024-11-13 21:45:52,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:45:52,043 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:52,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:45:52,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:45:52,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:52,093 INFO L255 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-13 21:45:52,094 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:52,197 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 12 proven. 40 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-13 21:45:53,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:53,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 191 states and 444 transitions. [2024-11-13 21:45:53,089 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 444 transitions. [2024-11-13 21:45:53,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:45:53,090 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:53,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:45:53,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:45:53,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:53,136 INFO L255 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-13 21:45:53,138 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:53,234 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 12 proven. 40 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-13 21:45:54,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:54,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 193 states and 445 transitions. [2024-11-13 21:45:54,159 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 445 transitions. [2024-11-13 21:45:54,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-13 21:45:54,160 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:54,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:45:54,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:45:54,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:54,603 INFO L255 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-13 21:45:54,604 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:55,137 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 26 proven. 79 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-11-13 21:45:58,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:58,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 197 states and 462 transitions. [2024-11-13 21:45:58,611 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 462 transitions. [2024-11-13 21:45:58,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-13 21:45:58,612 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:58,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:45:58,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:59,245 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 12 proven. 72 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-13 21:46:03,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:03,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 201 states and 507 transitions. [2024-11-13 21:46:03,397 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 507 transitions. [2024-11-13 21:46:03,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-13 21:46:03,398 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:03,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:46:03,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:46:04,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:04,130 INFO L255 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-13 21:46:04,132 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:04,197 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 26 proven. 79 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-11-13 21:46:06,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:06,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 204 states and 510 transitions. [2024-11-13 21:46:06,845 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 510 transitions. [2024-11-13 21:46:06,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-13 21:46:06,846 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:06,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:46:06,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:06,957 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 12 proven. 72 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-13 21:46:07,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:07,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 204 states and 509 transitions. [2024-11-13 21:46:07,774 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 509 transitions. [2024-11-13 21:46:07,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-13 21:46:07,775 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:07,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:46:07,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:46:17,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:46:17,820 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) [2024-11-13 21:46:17,825 INFO L158 Benchmark]: Toolchain (without parser) took 128803.42ms. Allocated memory was 117.4MB in the beginning and 1.0GB in the end (delta: 889.2MB). Free memory was 92.8MB in the beginning and 784.6MB in the end (delta: -691.8MB). Peak memory consumption was 200.6MB. Max. memory is 16.1GB. [2024-11-13 21:46:17,825 INFO L158 Benchmark]: CDTParser took 1.13ms. Allocated memory is still 83.9MB. Free memory was 41.1MB in the beginning and 40.9MB in the end (delta: 196.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:46:17,825 INFO L158 Benchmark]: CACSL2BoogieTranslator took 299.55ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 81.3MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:46:17,826 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.49ms. Allocated memory is still 117.4MB. Free memory was 81.3MB in the beginning and 80.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:46:17,826 INFO L158 Benchmark]: Boogie Preprocessor took 17.97ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 79.0MB in the end (delta: 1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:46:17,826 INFO L158 Benchmark]: RCFGBuilder took 351.94ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 67.3MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:46:17,827 INFO L158 Benchmark]: CodeCheck took 128098.49ms. Allocated memory was 117.4MB in the beginning and 1.0GB in the end (delta: 889.2MB). Free memory was 67.3MB in the beginning and 784.6MB in the end (delta: -717.3MB). Peak memory consumption was 175.4MB. Max. memory is 16.1GB. [2024-11-13 21:46:17,829 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 1.13ms. Allocated memory is still 83.9MB. Free memory was 41.1MB in the beginning and 40.9MB in the end (delta: 196.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 299.55ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 81.3MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.49ms. Allocated memory is still 117.4MB. Free memory was 81.3MB in the beginning and 80.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 17.97ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 79.0MB in the end (delta: 1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 351.94ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 67.3MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 128098.49ms. Allocated memory was 117.4MB in the beginning and 1.0GB in the end (delta: 889.2MB). Free memory was 67.3MB in the beginning and 784.6MB in the end (delta: -717.3MB). Peak memory consumption was 175.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 21:46:17,855 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/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_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm --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 ebfcdae9f2d92c4e39230ecf30ad4ac0897188e9aff6dcbde95509d87ea826ad --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:46:20,428 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:46:20,569 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 21:46:20,602 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:46:20,603 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:46:20,603 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:46:20,604 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:46:20,604 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:46:20,604 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:46:20,604 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:46:20,604 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:46:20,605 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:46:20,605 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:46:20,605 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:46:20,605 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:46:20,605 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:46:20,605 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:46:20,605 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:46:20,606 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:46:20,606 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:46:20,606 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:46:20,606 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:46:20,606 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:46:20,606 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:46:20,607 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:46:20,607 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:46:20,607 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:20,607 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:46:20,607 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:46:20,607 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:46:20,607 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:46:20,608 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:46:20,608 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:46:20,608 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:46:20,608 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:20,608 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:46:20,608 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_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm 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 -> ebfcdae9f2d92c4e39230ecf30ad4ac0897188e9aff6dcbde95509d87ea826ad [2024-11-13 21:46:20,892 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:46:20,900 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:46:20,903 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:46:20,904 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:46:20,904 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:46:20,906 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound10.c Unable to find full path for "g++" [2024-11-13 21:46:22,826 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:46:23,112 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:46:23,115 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound10.c [2024-11-13 21:46:23,124 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/data/12474795c/a98905d79dc64a0eae08c6bcf8c3d2a2/FLAG7e15b6924 [2024-11-13 21:46:23,146 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/data/12474795c/a98905d79dc64a0eae08c6bcf8c3d2a2 [2024-11-13 21:46:23,153 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:46:23,154 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:46:23,157 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:46:23,157 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:46:23,163 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:46:23,164 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:46:23" (1/1) ... [2024-11-13 21:46:23,165 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2959869 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:46:23, skipping insertion in model container [2024-11-13 21:46:23,168 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:46:23" (1/1) ... [2024-11-13 21:46:23,185 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:46:23,361 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_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound10.c[458,471] [2024-11-13 21:46:23,392 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:46:23,407 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:46:23,420 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_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound10.c[458,471] [2024-11-13 21:46:23,437 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:46:23,456 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:46:23,457 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:46:23 WrapperNode [2024-11-13 21:46:23,457 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:46:23,459 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:46:23,459 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:46:23,459 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:46:23,467 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:46:23" (1/1) ... [2024-11-13 21:46:23,475 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:46:23" (1/1) ... [2024-11-13 21:46:23,493 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 41 [2024-11-13 21:46:23,494 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:46:23,495 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:46:23,496 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:46:23,496 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:46:23,503 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:46:23" (1/1) ... [2024-11-13 21:46:23,505 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:46:23" (1/1) ... [2024-11-13 21:46:23,509 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:46:23" (1/1) ... [2024-11-13 21:46:23,509 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:46:23" (1/1) ... [2024-11-13 21:46:23,517 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:46:23" (1/1) ... [2024-11-13 21:46:23,524 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:46:23" (1/1) ... [2024-11-13 21:46:23,529 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:46:23" (1/1) ... [2024-11-13 21:46:23,530 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:46:23" (1/1) ... [2024-11-13 21:46:23,534 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:46:23,535 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:46:23,535 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:46:23,535 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:46:23,536 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:46:23" (1/1) ... [2024-11-13 21:46:23,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:46:23,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:46:23,574 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:46:23,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:46:23,607 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:46:23,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:46:23,607 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:46:23,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:46:23,608 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 21:46:23,608 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 21:46:23,697 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:46:23,700 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:46:24,212 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-13 21:46:24,213 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:46:24,283 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:46:24,284 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:46:24,284 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:46:24 BoogieIcfgContainer [2024-11-13 21:46:24,284 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:46:24,285 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:46:24,285 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:46:24,297 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:46:24,297 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:46:24" (1/1) ... [2024-11-13 21:46:24,305 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:46:24,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:24,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 15 states and 20 transitions. [2024-11-13 21:46:24,356 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 20 transitions. [2024-11-13 21:46:24,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 21:46:24,357 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:24,358 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:24,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:24,361 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:24,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:46:24,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:24,454 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:24,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:24,634 INFO L255 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:46:24,637 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:24,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:46:24,656 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:46:24,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:24,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-11-13 21:46:24,687 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-11-13 21:46:24,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:46:24,687 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:24,688 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:24,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:24,689 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:24,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:46:25,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:25,180 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:25,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:25,362 INFO L255 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 21:46:25,363 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:25,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:46:25,455 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 21:46:25,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:25,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2024-11-13 21:46:25,623 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2024-11-13 21:46:25,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:46:25,623 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:25,624 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:25,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:25,626 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:25,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 21:46:26,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:26,136 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:26,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:26,332 INFO L255 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:46:26,334 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:26,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:46:26,752 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 21:46:29,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:29,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 22 states and 32 transitions. [2024-11-13 21:46:29,414 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 32 transitions. [2024-11-13 21:46:29,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 21:46:29,421 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:29,421 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:29,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:29,424 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:29,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 21:46:29,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:29,976 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:30,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:30,152 INFO L255 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 21:46:30,155 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:51,210 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:46:51,216 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 21:47:24,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:24,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 26 states and 41 transitions. [2024-11-13 21:47:24,171 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 41 transitions. [2024-11-13 21:47:24,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 21:47:24,172 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:24,172 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:24,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:47:24,173 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:47:24,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 21:47:25,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:25,148 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:47:25,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:25,589 INFO L255 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 21:47:25,590 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:47:28,582 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:47:28,590 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 21:47:44,163 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 21:49:33,338 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 21:49:44,292 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 21:49:44,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:44,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 34 states and 61 transitions. [2024-11-13 21:49:44,883 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 61 transitions. [2024-11-13 21:49:44,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 21:49:44,884 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:44,884 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:44,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:44,887 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:44,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 21:49:45,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:45,868 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:46,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:46,354 INFO L255 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 21:49:46,356 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:47,843 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:49:47,859 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-13 21:50:37,583 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 21:51:06,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:06,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 38 states and 71 transitions. [2024-11-13 21:51:06,679 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 71 transitions. [2024-11-13 21:51:06,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 21:51:06,680 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:06,680 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:06,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:06,682 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:06,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 21:51:07,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:07,267 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:07,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:07,517 INFO L255 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:51:07,519 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:12,153 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 21:51:12,160 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-13 21:52:53,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:53,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 40 states and 83 transitions. [2024-11-13 21:52:53,035 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 83 transitions. [2024-11-13 21:52:53,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 21:52:53,036 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:53,037 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:53,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:53,041 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:53,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 21:52:54,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:54,474 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:52:55,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:55,121 INFO L255 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 21:52:55,123 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:52:57,306 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 21:52:57,320 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-13 21:53:30,668 WARN L286 SmtUtils]: Spent 5.77s on a formula simplification that was a NOOP. DAG size: 37 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:55:09,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:55:09,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 44 states and 93 transitions. [2024-11-13 21:55:09,261 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 93 transitions. [2024-11-13 21:55:09,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 21:55:09,262 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:55:09,262 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:55:09,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:55:09,266 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:55:09,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-13 21:55:10,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:10,839 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:55:11,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:11,441 INFO L255 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:55:11,442 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:55:21,312 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:55:21,329 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_840b8b98-a72d-40b7-9bcd-325bdfaf16fc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-13 21:56:52,110 WARN L286 SmtUtils]: Spent 7.24s on a formula simplification. DAG size of input: 30 DAG size of output: 27 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:57:26,402 WARN L286 SmtUtils]: Spent 5.17s on a formula simplification that was a NOOP. DAG size: 31 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)