./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound50.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_997adaf3-ce17-48f9-a595-a0c4addcf157/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997adaf3-ce17-48f9-a595-a0c4addcf157/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_997adaf3-ce17-48f9-a595-a0c4addcf157/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997adaf3-ce17-48f9-a595-a0c4addcf157/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997adaf3-ce17-48f9-a595-a0c4addcf157/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_997adaf3-ce17-48f9-a595-a0c4addcf157/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 deef9b1f63fa90bdeace0bbb769d25578ef53bda95c70ad5e444555427b2b0e2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:01:48,248 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:01:48,306 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997adaf3-ce17-48f9-a595-a0c4addcf157/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-13 22:01:48,313 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:01:48,313 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:01:48,335 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:01:48,336 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:01:48,336 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:01:48,340 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:01:48,340 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:01:48,340 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:01:48,341 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:01:48,341 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:01:48,341 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:01:48,341 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:01:48,342 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:01:48,342 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:01:48,343 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:01:48,343 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:01:48,343 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:01:48,343 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:01:48,343 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:01:48,343 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:01:48,343 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:01:48,344 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:01:48,344 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:01:48,344 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:01:48,344 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:01:48,344 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:01:48,344 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:01:48,344 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:01:48,345 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:01:48,345 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:01:48,345 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:01:48,345 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:01:48,345 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_997adaf3-ce17-48f9-a595-a0c4addcf157/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 -> deef9b1f63fa90bdeace0bbb769d25578ef53bda95c70ad5e444555427b2b0e2 [2024-11-13 22:01:48,617 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:01:48,627 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:01:48,631 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:01:48,632 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:01:48,634 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:01:48,636 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997adaf3-ce17-48f9-a595-a0c4addcf157/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound50.c Unable to find full path for "g++" [2024-11-13 22:01:50,575 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:01:50,843 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:01:50,845 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997adaf3-ce17-48f9-a595-a0c4addcf157/sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound50.c [2024-11-13 22:01:50,856 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997adaf3-ce17-48f9-a595-a0c4addcf157/bin/ukojak-verify-EEHR8qb7sm/data/7f5ed28e4/62dbb0c904ad406b853fe3417ec4874a/FLAG38ed16dda [2024-11-13 22:01:50,882 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997adaf3-ce17-48f9-a595-a0c4addcf157/bin/ukojak-verify-EEHR8qb7sm/data/7f5ed28e4/62dbb0c904ad406b853fe3417ec4874a [2024-11-13 22:01:50,885 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:01:50,887 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:01:50,888 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:01:50,890 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:01:50,895 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:01:50,896 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:01:50" (1/1) ... [2024-11-13 22:01:50,897 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d88feed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:50, skipping insertion in model container [2024-11-13 22:01:50,900 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:01:50" (1/1) ... [2024-11-13 22:01:50,919 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:01:51,141 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:01:51,156 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:01:51,195 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:01:51,215 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:01:51,216 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:51 WrapperNode [2024-11-13 22:01:51,216 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:01:51,217 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:01:51,217 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:01:51,217 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:01:51,225 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:51" (1/1) ... [2024-11-13 22:01:51,235 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:51" (1/1) ... [2024-11-13 22:01:51,272 INFO L138 Inliner]: procedures = 14, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 158 [2024-11-13 22:01:51,274 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:01:51,274 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:01:51,274 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:01:51,275 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:01:51,282 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:51" (1/1) ... [2024-11-13 22:01:51,283 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:51" (1/1) ... [2024-11-13 22:01:51,290 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:51" (1/1) ... [2024-11-13 22:01:51,291 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:51" (1/1) ... [2024-11-13 22:01:51,297 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:51" (1/1) ... [2024-11-13 22:01:51,304 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:51" (1/1) ... [2024-11-13 22:01:51,305 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:51" (1/1) ... [2024-11-13 22:01:51,310 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:51" (1/1) ... [2024-11-13 22:01:51,312 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:01:51,312 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:01:51,313 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:01:51,316 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:01:51,317 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:51" (1/1) ... [2024-11-13 22:01:51,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:01:51,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997adaf3-ce17-48f9-a595-a0c4addcf157/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:01:51,352 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997adaf3-ce17-48f9-a595-a0c4addcf157/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:01:51,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997adaf3-ce17-48f9-a595-a0c4addcf157/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:01:51,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:01:51,383 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 22:01:51,384 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 22:01:51,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:01:51,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:01:51,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:01:51,384 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 22:01:51,385 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 22:01:51,470 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:01:51,472 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:01:52,561 INFO L? ?]: Removed 200 outVars from TransFormulas that were not future-live. [2024-11-13 22:01:52,563 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:01:52,605 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:01:52,605 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 22:01:52,605 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:01:52 BoogieIcfgContainer [2024-11-13 22:01:52,606 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:01:52,606 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:01:52,606 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:01:52,617 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:01:52,618 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:01:52" (1/1) ... [2024-11-13 22:01:52,628 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:01:52,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:01:52,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 161 states and 174 transitions. [2024-11-13 22:01:52,703 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 174 transitions. [2024-11-13 22:01:52,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 22:01:52,709 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:01:52,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:01:52,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:01:52,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:01:52,874 INFO L255 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 22:01:52,881 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:01:53,050 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 22:01:53,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:01:53,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 160 states and 173 transitions. [2024-11-13 22:01:53,261 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 173 transitions. [2024-11-13 22:01:53,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 22:01:53,261 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:01:53,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:01:53,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:01:53,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:01:53,314 INFO L255 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 22:01:53,317 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:01:53,431 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 22:01:53,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:01:53,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 159 states and 172 transitions. [2024-11-13 22:01:53,781 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 172 transitions. [2024-11-13 22:01:53,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 22:01:53,781 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:01:53,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:01:53,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:01:53,838 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 22:01:53,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:01:53,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 158 states and 171 transitions. [2024-11-13 22:01:53,857 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 171 transitions. [2024-11-13 22:01:53,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 22:01:53,857 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:01:53,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:01:53,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:01:53,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:01:53,899 INFO L255 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:01:53,900 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:01:53,969 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 22:01:54,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:01:54,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 157 states and 170 transitions. [2024-11-13 22:01:54,030 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 170 transitions. [2024-11-13 22:01:54,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 22:01:54,031 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:01:54,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:01:54,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:01:54,289 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 22:01:55,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:01:55,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 159 states and 172 transitions. [2024-11-13 22:01:55,193 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 172 transitions. [2024-11-13 22:01:55,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 22:01:55,194 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:01:55,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:01:55,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:01:55,272 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 22:01:55,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:01:55,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 160 states and 173 transitions. [2024-11-13 22:01:55,294 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 173 transitions. [2024-11-13 22:01:55,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 22:01:55,295 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:01:55,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:01:55,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:01:55,408 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 22:01:55,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:01:55,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 161 states and 174 transitions. [2024-11-13 22:01:55,431 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 174 transitions. [2024-11-13 22:01:55,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 22:01:55,431 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:01:55,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:01:55,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:01:55,648 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 22:01:56,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:01:56,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 166 states and 181 transitions. [2024-11-13 22:01:56,607 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 181 transitions. [2024-11-13 22:01:56,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 22:01:56,608 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:01:56,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:01:56,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:01:56,828 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 22:01:57,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:01:57,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 169 states and 186 transitions. [2024-11-13 22:01:57,289 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 186 transitions. [2024-11-13 22:01:57,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 22:01:57,290 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:01:57,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:01:57,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:01:57,541 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 22:01:58,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:01:58,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 173 states and 193 transitions. [2024-11-13 22:01:58,222 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 193 transitions. [2024-11-13 22:01:58,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 22:01:58,223 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:01:58,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:01:58,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:01:58,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:01:58,278 INFO L255 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 22:01:58,280 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:01:58,342 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 22:01:58,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:01:58,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 178 states and 202 transitions. [2024-11-13 22:01:58,974 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 202 transitions. [2024-11-13 22:01:58,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 22:01:58,975 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:01:58,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:01:58,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:01:59,100 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 22:01:59,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:01:59,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 179 states and 203 transitions. [2024-11-13 22:01:59,239 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 203 transitions. [2024-11-13 22:01:59,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 22:01:59,239 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:01:59,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:01:59,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:01:59,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:01:59,295 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 22:01:59,297 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:01:59,320 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 22:01:59,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:01:59,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 180 states and 204 transitions. [2024-11-13 22:01:59,343 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 204 transitions. [2024-11-13 22:01:59,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 22:01:59,344 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:01:59,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:01:59,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:01:59,757 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 22:02:03,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:02:03,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 192 states and 224 transitions. [2024-11-13 22:02:03,340 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 224 transitions. [2024-11-13 22:02:03,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 22:02:03,341 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:02:03,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:02:03,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:02:03,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:02:03,381 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 22:02:03,383 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:02:03,683 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 22:02:07,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:02:07,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 205 states and 244 transitions. [2024-11-13 22:02:07,369 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 244 transitions. [2024-11-13 22:02:07,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 22:02:07,373 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:02:07,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:02:07,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:02:07,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:02:07,438 INFO L255 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 22:02:07,440 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:02:07,576 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 22:02:12,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:02:12,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 220 states and 269 transitions. [2024-11-13 22:02:12,474 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 269 transitions. [2024-11-13 22:02:12,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 22:02:12,475 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:02:12,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:02:12,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:02:12,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:02:12,519 INFO L255 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 22:02:12,521 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:02:12,568 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 22:02:12,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:02:12,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 221 states and 270 transitions. [2024-11-13 22:02:12,596 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 270 transitions. [2024-11-13 22:02:12,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-13 22:02:12,598 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:02:12,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:02:12,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:02:12,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:02:12,642 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:02:12,644 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:02:13,073 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 22:02:20,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:02:20,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 238 states and 298 transitions. [2024-11-13 22:02:20,384 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 298 transitions. [2024-11-13 22:02:20,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-13 22:02:20,384 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:02:20,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:02:20,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:02:20,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:02:20,438 INFO L255 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:02:20,442 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:02:20,784 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 22:02:26,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:02:26,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 256 states and 328 transitions. [2024-11-13 22:02:26,809 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 328 transitions. [2024-11-13 22:02:26,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 22:02:26,810 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:02:26,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:02:26,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:02:26,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:02:26,856 INFO L255 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:02:26,857 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:02:27,111 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 22:02:27,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:02:27,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 259 states and 333 transitions. [2024-11-13 22:02:27,901 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 333 transitions. [2024-11-13 22:02:27,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 22:02:27,902 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:02:27,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:02:27,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:02:27,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:02:27,951 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:02:27,952 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:02:28,984 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 22:02:32,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:02:32,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 260 states and 334 transitions. [2024-11-13 22:02:32,261 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 334 transitions. [2024-11-13 22:02:32,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-13 22:02:32,262 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:02:32,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:02:32,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:02:32,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:02:32,308 INFO L255 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 22:02:32,309 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:02:32,491 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 22:02:42,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:02:42,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 282 states and 370 transitions. [2024-11-13 22:02:42,774 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 370 transitions. [2024-11-13 22:02:42,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-13 22:02:42,774 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:02:42,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:02:42,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:02:42,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:02:42,827 INFO L255 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 22:02:42,829 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:02:42,891 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 22:02:42,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:02:42,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 283 states and 371 transitions. [2024-11-13 22:02:42,933 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 371 transitions. [2024-11-13 22:02:42,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 22:02:42,933 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:02:42,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:02:42,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:02:43,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:02:43,039 INFO L255 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:02:43,041 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:02:43,629 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 22:02:57,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:02:57,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 307 states and 410 transitions. [2024-11-13 22:02:57,419 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 410 transitions. [2024-11-13 22:02:57,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 22:02:57,419 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:02:57,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:02:57,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:02:57,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:02:57,470 INFO L255 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:02:57,472 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:02:57,909 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 22:03:11,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:03:11,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 332 states and 451 transitions. [2024-11-13 22:03:11,931 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 451 transitions. [2024-11-13 22:03:11,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-13 22:03:11,932 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:03:11,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:03:11,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:03:11,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:03:11,992 INFO L255 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:03:11,994 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:03:12,520 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 22:03:14,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:03:14,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 335 states and 456 transitions. [2024-11-13 22:03:14,264 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 456 transitions. [2024-11-13 22:03:14,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-13 22:03:14,265 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:03:14,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:03:14,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:03:14,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:03:14,318 INFO L255 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:03:14,319 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:03:16,016 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 22:03:21,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:03:21,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 336 states and 457 transitions. [2024-11-13 22:03:21,195 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 457 transitions. [2024-11-13 22:03:21,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 22:03:21,196 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:03:21,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:03:21,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:03:21,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:03:21,242 INFO L255 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 22:03:21,245 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:03:21,308 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 22:03:21,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:03:21,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 338 states and 460 transitions. [2024-11-13 22:03:21,356 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 460 transitions. [2024-11-13 22:03:21,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-13 22:03:21,357 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:03:21,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:03:21,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:03:21,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:03:21,418 INFO L255 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 22:03:21,419 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:03:21,473 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 22:03:21,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:03:21,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 339 states and 461 transitions. [2024-11-13 22:03:21,515 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 461 transitions. [2024-11-13 22:03:21,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-13 22:03:21,516 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:03:21,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:03:21,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:03:21,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:03:21,558 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:03:21,560 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:03:22,370 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 22:03:46,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:03:46,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 370 states and 510 transitions. [2024-11-13 22:03:46,302 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 510 transitions. [2024-11-13 22:03:46,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-13 22:03:46,302 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:03:46,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:03:46,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:03:46,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:03:46,354 INFO L255 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:03:46,355 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:05:36,395 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 22:11:56,263 WARN L286 SmtUtils]: Spent 2.17m 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 22:11:58,416 WARN L873 $PredicateComparison]: unable to prove that (not (and (<= |c_ULTIMATE.start_main_~x~0#1| 2147483647) (<= 0 (+ |c_ULTIMATE.start_main_~x~0#1| 2147483648)) (= |c_ULTIMATE.start_main_~p~0#1| 1) (= |c_ULTIMATE.start_main_~s~0#1| 1) (<= |c_ULTIMATE.start_main_~a~0#1| 2147483647) (not (exists ((|ULTIMATE.start_main_~y~0#1| Int)) (let ((.cse0 (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|))) (and (<= |c_ULTIMATE.start_main_~yy~0#1| .cse0) (<= .cse0 9223372036854775807))))) (<= 1 |c_ULTIMATE.start_main_~b~0#1|) (= 0 |c_ULTIMATE.start_main_~q~0#1|) (= |c_ULTIMATE.start_main_~r~0#1| 0) (<= 0 (+ |c_ULTIMATE.start_main_~y~0#1| 2147483648)) (= c_~counter~0 0) (<= 1 |c_ULTIMATE.start_main_~a~0#1|) (<= |c_ULTIMATE.start_main_~y~0#1| 2147483647))) is different from true [2024-11-13 22:12:00,489 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-13 22:12:02,942 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.45s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-13 22:16:19,149 WARN L286 SmtUtils]: Spent 1.90m 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 22:16:28,509 WARN L873 $PredicateComparison]: unable to prove that (not (and (= |c_ULTIMATE.start_main_#t~post6#1| 0) (<= |c_ULTIMATE.start_main_~x~0#1| 2147483647) (<= 0 (+ |c_ULTIMATE.start_main_~x~0#1| 2147483648)) (= |c_ULTIMATE.start_main_~p~0#1| 1) (= |c_ULTIMATE.start_main_~s~0#1| 1) (<= |c_ULTIMATE.start_main_~a~0#1| 2147483647) (not (exists ((|ULTIMATE.start_main_~y~0#1| Int)) (let ((.cse0 (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|))) (and (<= |c_ULTIMATE.start_main_~yy~0#1| .cse0) (<= .cse0 9223372036854775807))))) (<= 1 |c_ULTIMATE.start_main_~b~0#1|) (= 0 |c_ULTIMATE.start_main_~q~0#1|) (= |c_ULTIMATE.start_main_~r~0#1| 0) (<= 0 (+ |c_ULTIMATE.start_main_~y~0#1| 2147483648)) (<= 1 |c_ULTIMATE.start_main_~a~0#1|) (<= |c_ULTIMATE.start_main_~y~0#1| 2147483647))) is different from true [2024-11-13 22:16:30,871 WARN L539 Checker$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 22:16:37,560 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.67s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0]