./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound20.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_e62d0913-b00d-4b3d-a629-ddaa723d6a74/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62d0913-b00d-4b3d-a629-ddaa723d6a74/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_e62d0913-b00d-4b3d-a629-ddaa723d6a74/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62d0913-b00d-4b3d-a629-ddaa723d6a74/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62d0913-b00d-4b3d-a629-ddaa723d6a74/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_e62d0913-b00d-4b3d-a629-ddaa723d6a74/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 9e9911e775b3214ba13077b05d83e9364947724e9afa3bb89f51b07ee325bd90 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:29:55,851 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:29:55,963 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62d0913-b00d-4b3d-a629-ddaa723d6a74/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-13 21:29:55,973 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:29:55,973 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:29:56,013 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:29:56,014 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:29:56,014 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:29:56,015 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:29:56,015 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:29:56,015 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:29:56,015 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:29:56,015 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:29:56,017 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:29:56,018 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:29:56,018 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:29:56,018 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:29:56,018 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:29:56,018 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:29:56,019 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:29:56,019 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:29:56,019 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:29:56,019 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:29:56,019 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:29:56,019 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:29:56,019 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:29:56,019 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:29:56,019 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:29:56,020 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:29:56,020 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:29:56,020 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:29:56,020 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:29:56,020 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:29:56,020 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:29:56,021 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:29:56,021 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_e62d0913-b00d-4b3d-a629-ddaa723d6a74/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 -> 9e9911e775b3214ba13077b05d83e9364947724e9afa3bb89f51b07ee325bd90 [2024-11-13 21:29:56,396 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:29:56,405 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:29:56,408 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:29:56,409 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:29:56,410 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:29:56,411 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62d0913-b00d-4b3d-a629-ddaa723d6a74/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound20.c Unable to find full path for "g++" [2024-11-13 21:29:58,343 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:29:58,682 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:29:58,683 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62d0913-b00d-4b3d-a629-ddaa723d6a74/sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound20.c [2024-11-13 21:29:58,703 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62d0913-b00d-4b3d-a629-ddaa723d6a74/bin/ukojak-verify-EEHR8qb7sm/data/04bfeea18/7eff7ac70ec945d3be0daa8ea43b1637/FLAGce41d7bf1 [2024-11-13 21:29:58,752 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62d0913-b00d-4b3d-a629-ddaa723d6a74/bin/ukojak-verify-EEHR8qb7sm/data/04bfeea18/7eff7ac70ec945d3be0daa8ea43b1637 [2024-11-13 21:29:58,755 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:29:58,757 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:29:58,759 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:29:58,759 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:29:58,767 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:29:58,768 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:29:58" (1/1) ... [2024-11-13 21:29:58,771 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cda6571 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:58, skipping insertion in model container [2024-11-13 21:29:58,772 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:29:58" (1/1) ... [2024-11-13 21:29:58,789 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:29:59,034 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:29:59,045 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:29:59,080 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:29:59,099 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:29:59,099 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:59 WrapperNode [2024-11-13 21:29:59,100 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:29:59,102 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:29:59,102 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:29:59,102 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:29:59,109 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:59" (1/1) ... [2024-11-13 21:29:59,120 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:59" (1/1) ... [2024-11-13 21:29:59,155 INFO L138 Inliner]: procedures = 14, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 158 [2024-11-13 21:29:59,157 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:29:59,158 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:29:59,158 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:29:59,158 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:29:59,166 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:59" (1/1) ... [2024-11-13 21:29:59,167 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:59" (1/1) ... [2024-11-13 21:29:59,169 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:59" (1/1) ... [2024-11-13 21:29:59,170 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:59" (1/1) ... [2024-11-13 21:29:59,180 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:59" (1/1) ... [2024-11-13 21:29:59,188 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:59" (1/1) ... [2024-11-13 21:29:59,189 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:59" (1/1) ... [2024-11-13 21:29:59,190 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:59" (1/1) ... [2024-11-13 21:29:59,195 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:29:59,196 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:29:59,196 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:29:59,196 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:29:59,197 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:59" (1/1) ... [2024-11-13 21:29:59,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:29:59,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62d0913-b00d-4b3d-a629-ddaa723d6a74/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:29:59,252 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62d0913-b00d-4b3d-a629-ddaa723d6a74/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:29:59,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62d0913-b00d-4b3d-a629-ddaa723d6a74/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:29:59,290 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:29:59,291 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 21:29:59,291 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 21:29:59,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:29:59,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:29:59,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:29:59,291 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 21:29:59,292 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 21:29:59,382 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:29:59,384 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:30:00,466 INFO L? ?]: Removed 200 outVars from TransFormulas that were not future-live. [2024-11-13 21:30:00,466 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:30:00,528 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:30:00,528 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 21:30:00,528 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:30:00 BoogieIcfgContainer [2024-11-13 21:30:00,528 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:30:00,529 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:30:00,529 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:30:00,547 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:30:00,547 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:30:00" (1/1) ... [2024-11-13 21:30:00,556 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:30:00,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:00,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 161 states and 174 transitions. [2024-11-13 21:30:00,632 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 174 transitions. [2024-11-13 21:30:00,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 21:30:00,637 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:00,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:30:00,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:30:00,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:00,795 INFO L255 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:30:00,799 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:00,959 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 21:30:01,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:01,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 160 states and 173 transitions. [2024-11-13 21:30:01,168 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 173 transitions. [2024-11-13 21:30:01,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 21:30:01,169 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:01,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:30:01,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:30:01,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:01,225 INFO L255 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 21:30:01,227 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:01,353 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 21:30:01,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:01,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 159 states and 172 transitions. [2024-11-13 21:30:01,741 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 172 transitions. [2024-11-13 21:30:01,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 21:30:01,742 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:01,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:30:01,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:01,789 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 21:30:01,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:01,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 158 states and 171 transitions. [2024-11-13 21:30:01,801 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 171 transitions. [2024-11-13 21:30:01,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 21:30:01,801 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:01,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:30:01,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:30:01,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:01,838 INFO L255 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 21:30:01,839 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:01,921 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 21:30:01,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:01,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 157 states and 170 transitions. [2024-11-13 21:30:01,992 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 170 transitions. [2024-11-13 21:30:01,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:30:01,993 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:01,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:30:02,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:02,195 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 21:30:03,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:03,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 159 states and 172 transitions. [2024-11-13 21:30:03,115 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 172 transitions. [2024-11-13 21:30:03,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:30:03,116 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:03,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:30:03,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:03,250 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 21:30:03,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:03,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 160 states and 173 transitions. [2024-11-13 21:30:03,279 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 173 transitions. [2024-11-13 21:30:03,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 21:30:03,280 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:03,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:30:03,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:03,401 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 21:30:03,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:03,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 161 states and 174 transitions. [2024-11-13 21:30:03,433 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 174 transitions. [2024-11-13 21:30:03,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 21:30:03,433 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:03,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:30:03,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:03,637 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 21:30:04,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:04,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 166 states and 181 transitions. [2024-11-13 21:30:04,583 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 181 transitions. [2024-11-13 21:30:04,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 21:30:04,583 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:04,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:30:04,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:04,788 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 21:30:05,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:05,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 169 states and 186 transitions. [2024-11-13 21:30:05,266 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 186 transitions. [2024-11-13 21:30:05,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 21:30:05,267 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:05,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:30:05,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:05,533 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 21:30:06,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:06,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 173 states and 193 transitions. [2024-11-13 21:30:06,252 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 193 transitions. [2024-11-13 21:30:06,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 21:30:06,253 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:06,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:30:06,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:30:06,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:06,318 INFO L255 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 21:30:06,320 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:06,385 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 21:30:07,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:07,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 178 states and 202 transitions. [2024-11-13 21:30:07,046 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 202 transitions. [2024-11-13 21:30:07,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 21:30:07,047 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:07,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:30:07,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:07,168 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 21:30:07,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:07,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 179 states and 203 transitions. [2024-11-13 21:30:07,296 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 203 transitions. [2024-11-13 21:30:07,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 21:30:07,297 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:07,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:30:07,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:30:07,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:07,347 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 21:30:07,349 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:07,371 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 21:30:07,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:07,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 180 states and 204 transitions. [2024-11-13 21:30:07,399 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 204 transitions. [2024-11-13 21:30:07,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 21:30:07,400 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:07,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:30:07,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:07,779 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 21:30:11,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:11,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 192 states and 224 transitions. [2024-11-13 21:30:11,128 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 224 transitions. [2024-11-13 21:30:11,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 21:30:11,129 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:11,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:30:11,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:30:11,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:11,164 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 21:30:11,166 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:11,456 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 21:30:15,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:15,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 205 states and 244 transitions. [2024-11-13 21:30:15,186 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 244 transitions. [2024-11-13 21:30:15,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 21:30:15,187 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:15,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:30:15,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:30:15,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:15,233 INFO L255 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 21:30:15,235 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:15,349 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 21:30:19,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:19,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 220 states and 269 transitions. [2024-11-13 21:30:19,437 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 269 transitions. [2024-11-13 21:30:19,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 21:30:19,438 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:19,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:30:19,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:30:19,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:19,489 INFO L255 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 21:30:19,490 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:19,538 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 21:30:19,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:19,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 221 states and 270 transitions. [2024-11-13 21:30:19,565 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 270 transitions. [2024-11-13 21:30:19,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-13 21:30:19,567 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:19,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:30:19,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:30:19,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:19,624 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:30:19,625 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:19,952 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 21:30:26,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:26,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 238 states and 298 transitions. [2024-11-13 21:30:26,060 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 298 transitions. [2024-11-13 21:30:26,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-13 21:30:26,060 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:26,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:30:26,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:30:26,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:26,101 INFO L255 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:30:26,103 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:26,348 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 21:30:31,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:31,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 256 states and 328 transitions. [2024-11-13 21:30:31,870 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 328 transitions. [2024-11-13 21:30:31,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 21:30:31,871 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:31,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:30:31,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:30:31,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:31,925 INFO L255 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:30:31,927 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:32,202 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 21:30:33,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:33,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 259 states and 333 transitions. [2024-11-13 21:30:33,030 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 333 transitions. [2024-11-13 21:30:33,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 21:30:33,031 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:33,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:30:33,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:30:33,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:33,072 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:30:33,073 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:34,090 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 21:30:37,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:37,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 260 states and 334 transitions. [2024-11-13 21:30:37,438 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 334 transitions. [2024-11-13 21:30:37,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-13 21:30:37,439 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:37,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:30:37,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:30:37,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:37,488 INFO L255 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 21:30:37,489 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:37,677 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 21:30:46,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:46,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 282 states and 370 transitions. [2024-11-13 21:30:46,166 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 370 transitions. [2024-11-13 21:30:46,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-13 21:30:46,197 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:46,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:30:46,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:30:46,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:46,235 INFO L255 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 21:30:46,237 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:46,288 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 21:30:46,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:46,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 283 states and 371 transitions. [2024-11-13 21:30:46,318 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 371 transitions. [2024-11-13 21:30:46,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 21:30:46,319 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:46,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:30:46,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:30:46,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:46,367 INFO L255 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:30:46,369 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:46,868 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 21:30:59,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:59,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 307 states and 410 transitions. [2024-11-13 21:30:59,097 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 410 transitions. [2024-11-13 21:30:59,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 21:30:59,097 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:59,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:30:59,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:30:59,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:59,145 INFO L255 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:30:59,146 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:59,633 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 21:31:10,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:31:10,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 332 states and 451 transitions. [2024-11-13 21:31:10,735 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 451 transitions. [2024-11-13 21:31:10,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-13 21:31:10,736 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:31:10,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:31:10,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:31:10,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:31:10,781 INFO L255 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:31:10,782 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:31:11,222 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 21:31:12,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:31:12,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 335 states and 456 transitions. [2024-11-13 21:31:12,890 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 456 transitions. [2024-11-13 21:31:12,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-13 21:31:12,890 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:31:12,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:31:12,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:31:12,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:31:12,932 INFO L255 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:31:12,934 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:31:14,471 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 21:31:18,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:31:18,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 336 states and 457 transitions. [2024-11-13 21:31:18,209 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 457 transitions. [2024-11-13 21:31:18,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:31:18,210 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:31:18,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:31:18,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:31:18,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:31:18,265 INFO L255 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 21:31:18,267 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:31:18,334 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 21:31:18,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:31:18,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 338 states and 460 transitions. [2024-11-13 21:31:18,401 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 460 transitions. [2024-11-13 21:31:18,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-13 21:31:18,402 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:31:18,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:31:18,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:31:18,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:31:18,449 INFO L255 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 21:31:18,450 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:31:18,517 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 21:31:18,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:31:18,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 339 states and 461 transitions. [2024-11-13 21:31:18,568 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 461 transitions. [2024-11-13 21:31:18,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-13 21:31:18,569 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:31:18,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:31:18,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:31:18,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:31:18,622 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 21:31:18,624 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:31:19,398 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 21:31:40,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:31:40,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 370 states and 510 transitions. [2024-11-13 21:31:40,417 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 510 transitions. [2024-11-13 21:31:40,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-13 21:31:40,418 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:31:40,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:31:40,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:31:40,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:31:40,465 INFO L255 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 21:31:40,467 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:33:39,700 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 21:40:26,604 WARN L286 SmtUtils]: Spent 2.44m 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 21:40:33,725 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 21:45:12,053 WARN L286 SmtUtils]: Spent 2.26m 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)