./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound100.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4f5888-0602-4f6e-8fb2-236d6f3e824b/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4f5888-0602-4f6e-8fb2-236d6f3e824b/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_7c4f5888-0602-4f6e-8fb2-236d6f3e824b/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4f5888-0602-4f6e-8fb2-236d6f3e824b/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4f5888-0602-4f6e-8fb2-236d6f3e824b/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4f5888-0602-4f6e-8fb2-236d6f3e824b/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 30672bd579b7f25ffa685cb80d8a419cb542781c19afe0226ba5d9d3cf26984c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:20:39,498 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:20:39,595 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4f5888-0602-4f6e-8fb2-236d6f3e824b/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-13 20:20:39,600 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:20:39,600 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:20:39,641 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:20:39,642 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:20:39,642 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:20:39,643 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:20:39,643 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:20:39,643 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:20:39,643 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:20:39,643 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:20:39,643 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:20:39,643 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:20:39,644 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:20:39,644 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:20:39,644 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:20:39,645 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:20:39,645 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:20:39,645 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:20:39,645 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:20:39,645 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:20:39,645 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:20:39,645 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:20:39,646 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:20:39,646 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:20:39,646 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:20:39,646 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:20:39,646 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:20:39,646 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:20:39,646 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:20:39,646 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:20:39,647 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:20:39,647 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:20:39,647 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_7c4f5888-0602-4f6e-8fb2-236d6f3e824b/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 ! overflow) ) 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 -> 30672bd579b7f25ffa685cb80d8a419cb542781c19afe0226ba5d9d3cf26984c [2024-11-13 20:20:39,984 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:20:39,993 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:20:39,995 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:20:39,997 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:20:39,997 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:20:39,998 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4f5888-0602-4f6e-8fb2-236d6f3e824b/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound100.c Unable to find full path for "g++" [2024-11-13 20:20:41,972 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:20:42,317 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:20:42,318 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4f5888-0602-4f6e-8fb2-236d6f3e824b/sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound100.c [2024-11-13 20:20:42,348 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4f5888-0602-4f6e-8fb2-236d6f3e824b/bin/ukojak-verify-EEHR8qb7sm/data/8bd45c148/1bee07b7854548989dc66fca2fb79b7c/FLAG1e22cd143 [2024-11-13 20:20:42,555 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4f5888-0602-4f6e-8fb2-236d6f3e824b/bin/ukojak-verify-EEHR8qb7sm/data/8bd45c148/1bee07b7854548989dc66fca2fb79b7c [2024-11-13 20:20:42,561 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:20:42,564 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:20:42,565 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:20:42,567 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:20:42,574 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:20:42,575 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:20:42" (1/1) ... [2024-11-13 20:20:42,576 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@316ac69e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:42, skipping insertion in model container [2024-11-13 20:20:42,576 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:20:42" (1/1) ... [2024-11-13 20:20:42,599 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:20:42,814 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:20:42,825 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:20:42,846 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:20:42,859 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:20:42,860 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:42 WrapperNode [2024-11-13 20:20:42,860 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:20:42,861 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:20:42,861 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:20:42,861 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:20:42,866 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:42" (1/1) ... [2024-11-13 20:20:42,872 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:42" (1/1) ... [2024-11-13 20:20:42,894 INFO L138 Inliner]: procedures = 14, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 158 [2024-11-13 20:20:42,894 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:20:42,895 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:20:42,895 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:20:42,895 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:20:42,903 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:42" (1/1) ... [2024-11-13 20:20:42,904 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:42" (1/1) ... [2024-11-13 20:20:42,907 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:42" (1/1) ... [2024-11-13 20:20:42,907 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:42" (1/1) ... [2024-11-13 20:20:42,910 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:42" (1/1) ... [2024-11-13 20:20:42,914 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:42" (1/1) ... [2024-11-13 20:20:42,915 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:42" (1/1) ... [2024-11-13 20:20:42,916 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:42" (1/1) ... [2024-11-13 20:20:42,918 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:20:42,919 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:20:42,919 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:20:42,919 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:20:42,920 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:42" (1/1) ... [2024-11-13 20:20:42,926 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:20:42,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4f5888-0602-4f6e-8fb2-236d6f3e824b/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:20:42,962 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4f5888-0602-4f6e-8fb2-236d6f3e824b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:20:42,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4f5888-0602-4f6e-8fb2-236d6f3e824b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:20:42,995 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:20:42,995 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 20:20:42,995 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 20:20:42,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:20:42,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:20:42,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:20:42,995 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 20:20:42,996 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 20:20:43,064 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:20:43,066 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:20:44,101 INFO L? ?]: Removed 200 outVars from TransFormulas that were not future-live. [2024-11-13 20:20:44,101 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:20:44,151 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:20:44,152 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 20:20:44,152 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:20:44 BoogieIcfgContainer [2024-11-13 20:20:44,152 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:20:44,153 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:20:44,153 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:20:44,163 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:20:44,163 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:20:44" (1/1) ... [2024-11-13 20:20:44,169 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:20:44,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:44,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 161 states and 174 transitions. [2024-11-13 20:20:44,223 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 174 transitions. [2024-11-13 20:20:44,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 20:20:44,227 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:44,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:44,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:20:44,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:44,359 INFO L255 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 20:20:44,363 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:20:44,512 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:20:44,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:44,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 160 states and 173 transitions. [2024-11-13 20:20:44,701 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 173 transitions. [2024-11-13 20:20:44,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 20:20:44,701 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:44,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:44,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:20:44,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:44,760 INFO L255 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 20:20:44,762 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:20:44,867 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 20:20:45,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:45,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 159 states and 172 transitions. [2024-11-13 20:20:45,209 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 172 transitions. [2024-11-13 20:20:45,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 20:20:45,209 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:45,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:45,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:45,280 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:20:45,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:45,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 158 states and 171 transitions. [2024-11-13 20:20:45,300 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 171 transitions. [2024-11-13 20:20:45,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 20:20:45,300 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:45,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:45,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:20:45,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:45,350 INFO L255 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 20:20:45,352 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:20:45,438 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 20:20:45,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:45,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 157 states and 170 transitions. [2024-11-13 20:20:45,499 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 170 transitions. [2024-11-13 20:20:45,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 20:20:45,499 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:45,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:45,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:45,693 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:20:46,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:46,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 159 states and 172 transitions. [2024-11-13 20:20:46,520 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 172 transitions. [2024-11-13 20:20:46,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 20:20:46,521 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:46,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:46,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:46,598 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:20:46,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:46,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 160 states and 173 transitions. [2024-11-13 20:20:46,617 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 173 transitions. [2024-11-13 20:20:46,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 20:20:46,618 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:46,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:46,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:46,742 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:20:46,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:46,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 161 states and 174 transitions. [2024-11-13 20:20:46,762 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 174 transitions. [2024-11-13 20:20:46,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 20:20:46,763 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:46,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:46,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:46,958 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 20:20:47,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:47,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 166 states and 181 transitions. [2024-11-13 20:20:47,886 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 181 transitions. [2024-11-13 20:20:47,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 20:20:47,887 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:47,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:47,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:48,130 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:20:48,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:48,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 169 states and 186 transitions. [2024-11-13 20:20:48,582 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 186 transitions. [2024-11-13 20:20:48,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 20:20:48,583 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:48,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:48,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:48,833 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:20:49,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:49,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 173 states and 193 transitions. [2024-11-13 20:20:49,453 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 193 transitions. [2024-11-13 20:20:49,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 20:20:49,454 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:49,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:49,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:20:49,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:49,512 INFO L255 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 20:20:49,514 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:20:49,579 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:20:50,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:50,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 178 states and 202 transitions. [2024-11-13 20:20:50,223 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 202 transitions. [2024-11-13 20:20:50,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 20:20:50,224 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:50,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:50,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:50,305 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:20:50,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:50,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 179 states and 203 transitions. [2024-11-13 20:20:50,419 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 203 transitions. [2024-11-13 20:20:50,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 20:20:50,422 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:50,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:50,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:20:50,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:50,464 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 20:20:50,466 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:20:50,479 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:20:50,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:50,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 180 states and 204 transitions. [2024-11-13 20:20:50,498 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 204 transitions. [2024-11-13 20:20:50,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 20:20:50,498 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:50,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:50,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:50,834 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 20:20:53,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:53,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 192 states and 224 transitions. [2024-11-13 20:20:53,984 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 224 transitions. [2024-11-13 20:20:53,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 20:20:53,984 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:53,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:54,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:20:54,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:54,039 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 20:20:54,040 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:20:54,332 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:20:57,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:57,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 205 states and 244 transitions. [2024-11-13 20:20:57,607 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 244 transitions. [2024-11-13 20:20:57,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 20:20:57,608 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:57,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:57,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:20:57,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:57,657 INFO L255 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 20:20:57,658 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:20:57,774 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:21:01,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:21:01,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 220 states and 269 transitions. [2024-11-13 20:21:01,887 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 269 transitions. [2024-11-13 20:21:01,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 20:21:01,887 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:21:01,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:21:01,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:21:01,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:21:01,934 INFO L255 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 20:21:01,935 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:21:01,979 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:21:02,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:21:02,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 221 states and 270 transitions. [2024-11-13 20:21:02,005 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 270 transitions. [2024-11-13 20:21:02,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-13 20:21:02,006 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:21:02,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:21:02,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:21:02,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:21:02,053 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 20:21:02,054 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:21:02,409 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:21:08,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:21:08,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 238 states and 298 transitions. [2024-11-13 20:21:08,386 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 298 transitions. [2024-11-13 20:21:08,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-13 20:21:08,386 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:21:08,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:21:08,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:21:08,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:21:08,438 INFO L255 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 20:21:08,442 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:21:08,688 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:21:13,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:21:13,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 256 states and 328 transitions. [2024-11-13 20:21:13,927 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 328 transitions. [2024-11-13 20:21:13,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 20:21:13,928 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:21:13,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:21:13,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:21:13,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:21:13,978 INFO L255 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 20:21:13,979 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:21:14,179 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:21:14,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:21:14,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 259 states and 333 transitions. [2024-11-13 20:21:14,949 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 333 transitions. [2024-11-13 20:21:14,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 20:21:14,950 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:21:14,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:21:14,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:21:14,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:21:14,993 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 20:21:14,994 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:21:15,644 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:21:18,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:21:18,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 260 states and 334 transitions. [2024-11-13 20:21:18,597 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 334 transitions. [2024-11-13 20:21:18,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-13 20:21:18,598 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:21:18,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:21:18,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:21:18,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:21:18,644 INFO L255 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 20:21:18,645 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:21:18,875 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-13 20:21:27,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:21:27,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 282 states and 370 transitions. [2024-11-13 20:21:27,627 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 370 transitions. [2024-11-13 20:21:27,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-13 20:21:27,628 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:21:27,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:21:27,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:21:27,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:21:27,666 INFO L255 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 20:21:27,668 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:21:27,712 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-13 20:21:27,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:21:27,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 283 states and 371 transitions. [2024-11-13 20:21:27,742 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 371 transitions. [2024-11-13 20:21:27,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 20:21:27,743 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:21:27,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:21:27,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:21:27,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:21:27,781 INFO L255 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 20:21:27,782 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:21:28,231 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-13 20:21:39,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:21:39,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 307 states and 410 transitions. [2024-11-13 20:21:39,518 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 410 transitions. [2024-11-13 20:21:39,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 20:21:39,518 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:21:39,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:21:39,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:21:39,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:21:39,568 INFO L255 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 20:21:39,569 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:21:39,981 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-13 20:21:50,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:21:50,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 332 states and 451 transitions. [2024-11-13 20:21:50,523 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 451 transitions. [2024-11-13 20:21:50,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-13 20:21:50,524 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:21:50,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:21:50,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:21:50,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:21:50,564 INFO L255 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 20:21:50,565 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:21:50,927 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-13 20:21:52,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:21:52,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 335 states and 456 transitions. [2024-11-13 20:21:52,179 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 456 transitions. [2024-11-13 20:21:52,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-13 20:21:52,180 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:21:52,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:21:52,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:21:52,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:21:52,279 INFO L255 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 20:21:52,280 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:21:53,646 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-13 20:21:57,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:21:57,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 336 states and 457 transitions. [2024-11-13 20:21:57,767 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 457 transitions. [2024-11-13 20:21:57,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:21:57,768 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:21:57,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:21:57,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:21:57,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:21:57,817 INFO L255 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 20:21:57,818 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:21:57,875 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-13 20:21:57,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:21:57,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 338 states and 460 transitions. [2024-11-13 20:21:57,993 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 460 transitions. [2024-11-13 20:21:57,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-13 20:21:57,994 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:21:57,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:21:58,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:21:58,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:21:58,042 INFO L255 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 20:21:58,044 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:21:58,106 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-13 20:21:58,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:21:58,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 339 states and 461 transitions. [2024-11-13 20:21:58,147 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 461 transitions. [2024-11-13 20:21:58,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-13 20:21:58,148 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:21:58,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:21:58,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:21:58,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:21:58,195 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 20:21:58,197 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:21:59,002 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-13 20:22:19,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:22:19,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 370 states and 510 transitions. [2024-11-13 20:22:19,681 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 510 transitions. [2024-11-13 20:22:19,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-13 20:22:19,682 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:22:19,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:22:19,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:22:19,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:22:19,734 INFO L255 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 20:22:19,736 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:23:44,627 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-13 20:28:33,210 WARN L286 SmtUtils]: Spent 1.83m on a formula simplification. DAG size of input: 39 DAG size of output: 36 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:28:40,181 WARN L873 $PredicateComparison]: unable to prove that (not (and (<= |c_ULTIMATE.start_main_~x~0#1| 2147483647) (<= 0 (+ |c_ULTIMATE.start_main_~x~0#1| 2147483648)) (= |c_ULTIMATE.start_main_~p~0#1| 1) (= |c_ULTIMATE.start_main_~s~0#1| 1) (<= |c_ULTIMATE.start_main_~a~0#1| 2147483647) (not (exists ((|ULTIMATE.start_main_~y~0#1| Int)) (let ((.cse0 (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|))) (and (<= |c_ULTIMATE.start_main_~yy~0#1| .cse0) (<= .cse0 9223372036854775807))))) (<= 1 |c_ULTIMATE.start_main_~b~0#1|) (= 0 |c_ULTIMATE.start_main_~q~0#1|) (= |c_ULTIMATE.start_main_~r~0#1| 0) (<= 0 (+ |c_ULTIMATE.start_main_~y~0#1| 2147483648)) (= c_~counter~0 0) (<= 1 |c_ULTIMATE.start_main_~a~0#1|) (<= |c_ULTIMATE.start_main_~y~0#1| 2147483647))) is different from true [2024-11-13 20:28:42,589 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.36s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-13 20:28:51,690 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 (= |c_ULTIMATE.start_main_~s~0#1| 1))) (and (= |c_ULTIMATE.start_main_#t~post6#1| 0) (not (and (exists ((|ULTIMATE.start_main_~y~0#1| Int)) (let ((.cse0 (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|))) (and (<= |c_ULTIMATE.start_main_~yy~0#1| .cse0) (<= .cse0 9223372036854775807)))) .cse1)) (<= |c_ULTIMATE.start_main_~x~0#1| 2147483647) (exists ((|ULTIMATE.start_main_~y~0#1| Int)) (<= (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|) |c_ULTIMATE.start_main_~yy~0#1|)) (<= 0 (+ |c_ULTIMATE.start_main_~x~0#1| 2147483648)) (= |c_ULTIMATE.start_main_~p~0#1| 1) .cse1 (<= |c_ULTIMATE.start_main_~a~0#1| 2147483647) (<= 1 |c_ULTIMATE.start_main_~b~0#1|) (= 0 |c_ULTIMATE.start_main_~q~0#1|) (= |c_ULTIMATE.start_main_~r~0#1| 0) (<= 0 (+ |c_ULTIMATE.start_main_~y~0#1| 2147483648)) (<= 1 |c_ULTIMATE.start_main_~a~0#1|) (<= |c_ULTIMATE.start_main_~y~0#1| 2147483647))) is different from false [2024-11-13 20:29:01,166 WARN L873 $PredicateComparison]: unable to prove that (not (let ((.cse1 (= |c_ULTIMATE.start_main_~s~0#1| 1))) (and (= |c_ULTIMATE.start_main_#t~post6#1| 0) (not (and (exists ((|ULTIMATE.start_main_~y~0#1| Int)) (let ((.cse0 (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|))) (and (<= |c_ULTIMATE.start_main_~yy~0#1| .cse0) (<= .cse0 9223372036854775807)))) .cse1)) (<= |c_ULTIMATE.start_main_~x~0#1| 2147483647) (exists ((|ULTIMATE.start_main_~y~0#1| Int)) (<= (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|) |c_ULTIMATE.start_main_~yy~0#1|)) (<= 0 (+ |c_ULTIMATE.start_main_~x~0#1| 2147483648)) (= |c_ULTIMATE.start_main_~p~0#1| 1) .cse1 (<= |c_ULTIMATE.start_main_~a~0#1| 2147483647) (<= 1 |c_ULTIMATE.start_main_~b~0#1|) (= 0 |c_ULTIMATE.start_main_~q~0#1|) (= |c_ULTIMATE.start_main_~r~0#1| 0) (<= 0 (+ |c_ULTIMATE.start_main_~y~0#1| 2147483648)) (<= 1 |c_ULTIMATE.start_main_~a~0#1|) (<= |c_ULTIMATE.start_main_~y~0#1| 2147483647)))) is different from true [2024-11-13 20:29:03,144 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 (= |c_ULTIMATE.start_main_~s~0#1| 1))) (and (= |c_ULTIMATE.start_main_#t~post6#1| 0) (not (and (exists ((|ULTIMATE.start_main_~y~0#1| Int)) (let ((.cse0 (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|))) (and (<= |c_ULTIMATE.start_main_~yy~0#1| .cse0) (<= .cse0 9223372036854775807)))) .cse1)) (<= |c_ULTIMATE.start_main_~x~0#1| 2147483647) (<= c_~counter~0 1) (exists ((|ULTIMATE.start_main_~y~0#1| Int)) (<= (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|) |c_ULTIMATE.start_main_~yy~0#1|)) (<= 0 (+ |c_ULTIMATE.start_main_~x~0#1| 2147483648)) (= |c_ULTIMATE.start_main_~p~0#1| 1) .cse1 (<= |c_ULTIMATE.start_main_~a~0#1| 2147483647) (<= 1 |c_ULTIMATE.start_main_~b~0#1|) (= 0 |c_ULTIMATE.start_main_~q~0#1|) (= |c_ULTIMATE.start_main_~r~0#1| 0) (<= 1 c_~counter~0) (<= 0 (+ |c_ULTIMATE.start_main_~y~0#1| 2147483648)) (<= 1 |c_ULTIMATE.start_main_~a~0#1|) (<= |c_ULTIMATE.start_main_~y~0#1| 2147483647))) is different from false [2024-11-13 20:34:55,456 WARN L286 SmtUtils]: Spent 2.59m on a formula simplification. DAG size of input: 43 DAG size of output: 40 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)