./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound10.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_25f1dede-36eb-4bbe-872d-db59c855ab5b/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25f1dede-36eb-4bbe-872d-db59c855ab5b/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_25f1dede-36eb-4bbe-872d-db59c855ab5b/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25f1dede-36eb-4bbe-872d-db59c855ab5b/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25f1dede-36eb-4bbe-872d-db59c855ab5b/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_25f1dede-36eb-4bbe-872d-db59c855ab5b/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 aa34b6970b46b2c3f1bda76d086482188f10831dd44cba913e5171769601c6f3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:25:30,081 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:25:30,147 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25f1dede-36eb-4bbe-872d-db59c855ab5b/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-13 22:25:30,152 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:25:30,152 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:25:30,174 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:25:30,175 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:25:30,175 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:25:30,175 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:25:30,176 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:25:30,176 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:25:30,176 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:25:30,176 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:25:30,176 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:25:30,176 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:25:30,176 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:25:30,176 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:25:30,176 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:25:30,177 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:25:30,177 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:25:30,177 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:25:30,177 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:25:30,177 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:25:30,177 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:25:30,177 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:25:30,177 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:25:30,177 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:25:30,178 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:25:30,178 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:25:30,178 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:25:30,178 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:25:30,178 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:25:30,178 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:25:30,178 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:25:30,178 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:25:30,179 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_25f1dede-36eb-4bbe-872d-db59c855ab5b/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 -> aa34b6970b46b2c3f1bda76d086482188f10831dd44cba913e5171769601c6f3 [2024-11-13 22:25:30,490 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:25:30,502 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:25:30,507 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:25:30,508 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:25:30,509 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:25:30,510 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25f1dede-36eb-4bbe-872d-db59c855ab5b/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound10.c Unable to find full path for "g++" [2024-11-13 22:25:32,398 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:25:32,677 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:25:32,678 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25f1dede-36eb-4bbe-872d-db59c855ab5b/sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound10.c [2024-11-13 22:25:32,687 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25f1dede-36eb-4bbe-872d-db59c855ab5b/bin/ukojak-verify-EEHR8qb7sm/data/1ae897cd2/1f2670c085db48f1be0f6821c0f27283/FLAG7f1faac37 [2024-11-13 22:25:32,702 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25f1dede-36eb-4bbe-872d-db59c855ab5b/bin/ukojak-verify-EEHR8qb7sm/data/1ae897cd2/1f2670c085db48f1be0f6821c0f27283 [2024-11-13 22:25:32,705 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:25:32,707 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:25:32,708 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:25:32,708 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:25:32,713 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:25:32,714 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:25:32" (1/1) ... [2024-11-13 22:25:32,715 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26aad03a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:25:32, skipping insertion in model container [2024-11-13 22:25:32,715 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:25:32" (1/1) ... [2024-11-13 22:25:32,730 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:25:32,918 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:25:32,932 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:25:32,971 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:25:32,989 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:25:32,989 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:25:32 WrapperNode [2024-11-13 22:25:32,989 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:25:32,990 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:25:32,991 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:25:32,991 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:25:32,998 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:25:32" (1/1) ... [2024-11-13 22:25:33,005 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:25:32" (1/1) ... [2024-11-13 22:25:33,028 INFO L138 Inliner]: procedures = 14, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 158 [2024-11-13 22:25:33,028 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:25:33,029 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:25:33,029 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:25:33,029 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:25:33,037 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:25:32" (1/1) ... [2024-11-13 22:25:33,038 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:25:32" (1/1) ... [2024-11-13 22:25:33,041 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:25:32" (1/1) ... [2024-11-13 22:25:33,045 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:25:32" (1/1) ... [2024-11-13 22:25:33,050 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:25:32" (1/1) ... [2024-11-13 22:25:33,056 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:25:32" (1/1) ... [2024-11-13 22:25:33,058 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:25:32" (1/1) ... [2024-11-13 22:25:33,059 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:25:32" (1/1) ... [2024-11-13 22:25:33,060 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:25:33,061 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:25:33,061 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:25:33,062 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:25:33,063 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:25:32" (1/1) ... [2024-11-13 22:25:33,068 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:25:33,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25f1dede-36eb-4bbe-872d-db59c855ab5b/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:25:33,097 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25f1dede-36eb-4bbe-872d-db59c855ab5b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:25:33,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25f1dede-36eb-4bbe-872d-db59c855ab5b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:25:33,128 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:25:33,128 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 22:25:33,129 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 22:25:33,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:25:33,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:25:33,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:25:33,129 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 22:25:33,129 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 22:25:33,209 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:25:33,212 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:25:34,254 INFO L? ?]: Removed 200 outVars from TransFormulas that were not future-live. [2024-11-13 22:25:34,254 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:25:34,314 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:25:34,315 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 22:25:34,315 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:25:34 BoogieIcfgContainer [2024-11-13 22:25:34,315 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:25:34,316 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:25:34,316 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:25:34,324 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:25:34,324 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:25:34" (1/1) ... [2024-11-13 22:25:34,332 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:25:34,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:34,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 161 states and 174 transitions. [2024-11-13 22:25:34,393 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 174 transitions. [2024-11-13 22:25:34,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 22:25:34,397 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:34,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:34,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:25:34,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:34,556 INFO L255 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 22:25:34,561 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:34,718 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 22:25:34,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:34,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 160 states and 173 transitions. [2024-11-13 22:25:34,887 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 173 transitions. [2024-11-13 22:25:34,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 22:25:34,887 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:34,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:34,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:25:34,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:34,931 INFO L255 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 22:25:34,932 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:35,043 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 22:25:35,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:35,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 159 states and 172 transitions. [2024-11-13 22:25:35,363 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 172 transitions. [2024-11-13 22:25:35,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 22:25:35,363 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:35,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:35,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:35,406 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 22:25:35,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:35,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 158 states and 171 transitions. [2024-11-13 22:25:35,415 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 171 transitions. [2024-11-13 22:25:35,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 22:25:35,415 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:35,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:35,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:25:35,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:35,452 INFO L255 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:25:35,453 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:35,520 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 22:25:35,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:35,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 157 states and 170 transitions. [2024-11-13 22:25:35,576 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 170 transitions. [2024-11-13 22:25:35,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 22:25:35,576 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:35,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:35,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:35,806 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 22:25:36,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:36,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 159 states and 172 transitions. [2024-11-13 22:25:36,616 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 172 transitions. [2024-11-13 22:25:36,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 22:25:36,617 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:36,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:36,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:36,730 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 22:25:36,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:36,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 160 states and 173 transitions. [2024-11-13 22:25:36,752 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 173 transitions. [2024-11-13 22:25:36,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 22:25:36,752 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:36,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:36,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:36,826 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 22:25:36,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:36,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 161 states and 174 transitions. [2024-11-13 22:25:36,848 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 174 transitions. [2024-11-13 22:25:36,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 22:25:36,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:36,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:36,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:37,002 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 22:25:37,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:37,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 166 states and 181 transitions. [2024-11-13 22:25:37,872 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 181 transitions. [2024-11-13 22:25:37,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 22:25:37,873 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:37,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:37,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:38,131 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 22:25:38,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:38,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 169 states and 186 transitions. [2024-11-13 22:25:38,619 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 186 transitions. [2024-11-13 22:25:38,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 22:25:38,619 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:38,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:38,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:38,858 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 22:25:39,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:39,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 173 states and 193 transitions. [2024-11-13 22:25:39,510 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 193 transitions. [2024-11-13 22:25:39,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 22:25:39,511 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:39,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:39,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:25:39,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:39,569 INFO L255 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 22:25:39,570 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:39,641 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 22:25:40,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:40,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 178 states and 202 transitions. [2024-11-13 22:25:40,322 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 202 transitions. [2024-11-13 22:25:40,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 22:25:40,323 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:40,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:40,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:40,418 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 22:25:40,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:40,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 179 states and 203 transitions. [2024-11-13 22:25:40,554 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 203 transitions. [2024-11-13 22:25:40,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 22:25:40,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:40,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:40,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:25:40,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:40,612 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 22:25:40,614 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:40,643 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 22:25:40,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:40,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 180 states and 204 transitions. [2024-11-13 22:25:40,671 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 204 transitions. [2024-11-13 22:25:40,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 22:25:40,673 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:40,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:40,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:41,073 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 22:25:44,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:44,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 192 states and 224 transitions. [2024-11-13 22:25:44,474 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 224 transitions. [2024-11-13 22:25:44,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 22:25:44,474 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:44,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:44,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:25:44,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:44,514 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 22:25:44,515 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:44,802 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 22:25:48,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:48,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 205 states and 244 transitions. [2024-11-13 22:25:48,095 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 244 transitions. [2024-11-13 22:25:48,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 22:25:48,095 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:48,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:48,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:25:48,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:48,146 INFO L255 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 22:25:48,148 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:48,280 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 22:25:52,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:52,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 220 states and 269 transitions. [2024-11-13 22:25:52,273 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 269 transitions. [2024-11-13 22:25:52,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 22:25:52,273 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:52,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:52,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:25:52,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:52,327 INFO L255 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 22:25:52,328 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:52,366 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 22:25:52,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:52,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 221 states and 270 transitions. [2024-11-13 22:25:52,389 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 270 transitions. [2024-11-13 22:25:52,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-13 22:25:52,390 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:52,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:52,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:25:52,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:52,436 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:25:52,437 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:52,776 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 22:25:58,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:58,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 238 states and 298 transitions. [2024-11-13 22:25:58,601 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 298 transitions. [2024-11-13 22:25:58,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-13 22:25:58,602 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:58,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:58,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:25:58,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:58,645 INFO L255 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:25:58,648 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:58,918 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 22:26:04,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:04,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 256 states and 328 transitions. [2024-11-13 22:26:04,738 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 328 transitions. [2024-11-13 22:26:04,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 22:26:04,739 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:04,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:26:04,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:26:04,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:04,784 INFO L255 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:26:04,785 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:05,113 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 22:26:05,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:05,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 259 states and 333 transitions. [2024-11-13 22:26:05,922 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 333 transitions. [2024-11-13 22:26:05,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 22:26:05,923 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:05,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:26:05,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:26:05,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:05,965 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:26:05,966 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:06,785 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 22:26:09,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:09,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 260 states and 334 transitions. [2024-11-13 22:26:09,600 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 334 transitions. [2024-11-13 22:26:09,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-13 22:26:09,600 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:09,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:26:09,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:26:09,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:09,666 INFO L255 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 22:26:09,667 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:09,893 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 22:26:19,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:19,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 282 states and 370 transitions. [2024-11-13 22:26:19,083 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 370 transitions. [2024-11-13 22:26:19,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-13 22:26:19,083 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:19,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:26:19,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:26:19,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:19,137 INFO L255 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 22:26:19,138 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:19,188 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 22:26:19,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:19,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 283 states and 371 transitions. [2024-11-13 22:26:19,221 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 371 transitions. [2024-11-13 22:26:19,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 22:26:19,221 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:19,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:26:19,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:26:19,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:19,269 INFO L255 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:26:19,270 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:19,838 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 22:26:31,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:31,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 307 states and 410 transitions. [2024-11-13 22:26:31,563 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 410 transitions. [2024-11-13 22:26:31,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 22:26:31,563 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:31,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:26:31,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:26:31,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:31,611 INFO L255 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:26:31,613 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:31,937 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 22:26:42,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:42,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 332 states and 451 transitions. [2024-11-13 22:26:42,261 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 451 transitions. [2024-11-13 22:26:42,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-13 22:26:42,262 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:42,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:26:42,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:26:42,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:42,304 INFO L255 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:26:42,305 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:42,703 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 22:26:44,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:44,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 335 states and 456 transitions. [2024-11-13 22:26:44,166 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 456 transitions. [2024-11-13 22:26:44,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-13 22:26:44,166 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:44,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:26:44,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:26:44,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:44,223 INFO L255 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:26:44,225 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:45,589 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 22:26:49,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:49,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 336 states and 457 transitions. [2024-11-13 22:26:49,795 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 457 transitions. [2024-11-13 22:26:49,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 22:26:49,796 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:49,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:26:49,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:26:49,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:49,834 INFO L255 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 22:26:49,836 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:49,879 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 22:26:49,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:49,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 338 states and 460 transitions. [2024-11-13 22:26:49,923 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 460 transitions. [2024-11-13 22:26:49,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-13 22:26:49,923 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:49,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:26:49,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:26:49,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:49,962 INFO L255 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 22:26:49,964 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:50,019 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 22:26:50,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:50,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 339 states and 461 transitions. [2024-11-13 22:26:50,058 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 461 transitions. [2024-11-13 22:26:50,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-13 22:26:50,059 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:50,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:26:50,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:26:50,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:50,099 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:26:50,100 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:50,822 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 22:27:11,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:11,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 370 states and 510 transitions. [2024-11-13 22:27:11,518 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 510 transitions. [2024-11-13 22:27:11,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-13 22:27:11,519 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:11,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:27:11,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:27:11,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:11,558 INFO L255 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:27:11,559 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:28:32,466 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 22:35:21,251 WARN L286 SmtUtils]: Spent 2.47m 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 22:35:27,643 WARN L873 $PredicateComparison]: unable to prove that (not (and (<= |c_ULTIMATE.start_main_~x~0#1| 2147483647) (<= 0 (+ |c_ULTIMATE.start_main_~x~0#1| 2147483648)) (= |c_ULTIMATE.start_main_~p~0#1| 1) (= |c_ULTIMATE.start_main_~s~0#1| 1) (<= |c_ULTIMATE.start_main_~a~0#1| 2147483647) (not (exists ((|ULTIMATE.start_main_~y~0#1| Int)) (let ((.cse0 (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|))) (and (<= |c_ULTIMATE.start_main_~yy~0#1| .cse0) (<= .cse0 9223372036854775807))))) (<= 1 |c_ULTIMATE.start_main_~b~0#1|) (= 0 |c_ULTIMATE.start_main_~q~0#1|) (= |c_ULTIMATE.start_main_~r~0#1| 0) (<= 0 (+ |c_ULTIMATE.start_main_~y~0#1| 2147483648)) (= c_~counter~0 0) (<= 1 |c_ULTIMATE.start_main_~a~0#1|) (<= |c_ULTIMATE.start_main_~y~0#1| 2147483647))) is different from true [2024-11-13 22:35:31,358 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.69s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-13 22:35:34,521 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-13 22:35:43,703 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 (= |c_ULTIMATE.start_main_~s~0#1| 1))) (and (= |c_ULTIMATE.start_main_#t~post6#1| 0) (not (and (exists ((|ULTIMATE.start_main_~y~0#1| Int)) (let ((.cse0 (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|))) (and (<= |c_ULTIMATE.start_main_~yy~0#1| .cse0) (<= .cse0 9223372036854775807)))) .cse1)) (<= |c_ULTIMATE.start_main_~x~0#1| 2147483647) (exists ((|ULTIMATE.start_main_~y~0#1| Int)) (<= (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|) |c_ULTIMATE.start_main_~yy~0#1|)) (<= 0 (+ |c_ULTIMATE.start_main_~x~0#1| 2147483648)) (= |c_ULTIMATE.start_main_~p~0#1| 1) .cse1 (<= |c_ULTIMATE.start_main_~a~0#1| 2147483647) (<= 1 |c_ULTIMATE.start_main_~b~0#1|) (= 0 |c_ULTIMATE.start_main_~q~0#1|) (= |c_ULTIMATE.start_main_~r~0#1| 0) (<= 0 (+ |c_ULTIMATE.start_main_~y~0#1| 2147483648)) (<= 1 |c_ULTIMATE.start_main_~a~0#1|) (<= |c_ULTIMATE.start_main_~y~0#1| 2147483647))) is different from false