./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-90.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db50ba8d-14d4-4273-8308-b2eee1e5b885/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db50ba8d-14d4-4273-8308-b2eee1e5b885/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_db50ba8d-14d4-4273-8308-b2eee1e5b885/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db50ba8d-14d4-4273-8308-b2eee1e5b885/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-90.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db50ba8d-14d4-4273-8308-b2eee1e5b885/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db50ba8d-14d4-4273-8308-b2eee1e5b885/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d7249a4084734468a9df38189de6441ee3548af581a8047a10bfcd263bdf18bd --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:09:03,206 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:09:03,267 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db50ba8d-14d4-4273-8308-b2eee1e5b885/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:09:03,273 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:09:03,273 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:09:03,306 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:09:03,308 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:09:03,308 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:09:03,309 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:09:03,309 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:09:03,309 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:09:03,309 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:09:03,309 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:09:03,309 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:09:03,309 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:09:03,309 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:09:03,310 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:09:03,310 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:09:03,310 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:09:03,310 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:09:03,312 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:09:03,313 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:09:03,313 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:09:03,313 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:09:03,313 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:09:03,314 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:09:03,314 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:09:03,314 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:09:03,314 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:09:03,315 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:09:03,315 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:09:03,315 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:09:03,315 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:09:03,315 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_db50ba8d-14d4-4273-8308-b2eee1e5b885/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d7249a4084734468a9df38189de6441ee3548af581a8047a10bfcd263bdf18bd [2024-11-13 21:09:03,658 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:09:03,669 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:09:03,673 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:09:03,675 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:09:03,675 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:09:03,677 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db50ba8d-14d4-4273-8308-b2eee1e5b885/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-90.i Unable to find full path for "g++" [2024-11-13 21:09:05,523 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:09:05,870 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:09:05,870 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db50ba8d-14d4-4273-8308-b2eee1e5b885/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-90.i [2024-11-13 21:09:05,884 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db50ba8d-14d4-4273-8308-b2eee1e5b885/bin/ukojak-verify-EEHR8qb7sm/data/3f991fa05/5eb4b80d2c484354a58d8dea96309666/FLAG33ed71121 [2024-11-13 21:09:05,905 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db50ba8d-14d4-4273-8308-b2eee1e5b885/bin/ukojak-verify-EEHR8qb7sm/data/3f991fa05/5eb4b80d2c484354a58d8dea96309666 [2024-11-13 21:09:05,907 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:09:05,910 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:09:05,912 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:09:05,913 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:09:05,921 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:09:05,925 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:09:05" (1/1) ... [2024-11-13 21:09:05,926 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34037cf8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:09:05, skipping insertion in model container [2024-11-13 21:09:05,926 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:09:05" (1/1) ... [2024-11-13 21:09:05,952 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:09:06,127 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db50ba8d-14d4-4273-8308-b2eee1e5b885/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-90.i[917,930] [2024-11-13 21:09:06,234 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:09:06,255 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:09:06,269 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db50ba8d-14d4-4273-8308-b2eee1e5b885/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-90.i[917,930] [2024-11-13 21:09:06,331 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:09:06,358 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:09:06,359 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:09:06 WrapperNode [2024-11-13 21:09:06,359 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:09:06,361 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:09:06,361 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:09:06,361 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:09:06,368 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:09:06" (1/1) ... [2024-11-13 21:09:06,380 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:09:06" (1/1) ... [2024-11-13 21:09:06,436 INFO L138 Inliner]: procedures = 26, calls = 165, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 483 [2024-11-13 21:09:06,437 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:09:06,437 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:09:06,438 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:09:06,438 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:09:06,447 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:09:06" (1/1) ... [2024-11-13 21:09:06,447 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:09:06" (1/1) ... [2024-11-13 21:09:06,452 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:09:06" (1/1) ... [2024-11-13 21:09:06,453 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:09:06" (1/1) ... [2024-11-13 21:09:06,468 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:09:06" (1/1) ... [2024-11-13 21:09:06,473 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:09:06" (1/1) ... [2024-11-13 21:09:06,475 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:09:06" (1/1) ... [2024-11-13 21:09:06,477 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:09:06" (1/1) ... [2024-11-13 21:09:06,482 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:09:06,483 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:09:06,483 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:09:06,483 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:09:06,484 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:09:06" (1/1) ... [2024-11-13 21:09:06,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:09:06,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db50ba8d-14d4-4273-8308-b2eee1e5b885/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:09:06,529 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db50ba8d-14d4-4273-8308-b2eee1e5b885/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:09:06,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db50ba8d-14d4-4273-8308-b2eee1e5b885/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:09:06,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:09:06,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 21:09:06,561 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 21:09:06,561 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 21:09:06,561 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 21:09:06,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:09:06,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:09:06,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:09:06,724 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:09:06,725 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:09:07,415 INFO L? ?]: Removed 112 outVars from TransFormulas that were not future-live. [2024-11-13 21:09:07,417 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:09:08,200 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:09:08,201 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:09:08,201 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:09:08 BoogieIcfgContainer [2024-11-13 21:09:08,201 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:09:08,202 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:09:08,202 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:09:08,212 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:09:08,212 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:09:08" (1/1) ... [2024-11-13 21:09:08,222 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:09:08,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:09:08,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 49 states and 69 transitions. [2024-11-13 21:09:08,279 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 69 transitions. [2024-11-13 21:09:08,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-13 21:09:08,287 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:09:08,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:09:11,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:10:29,754 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 28 proven. 47 refuted. 0 times theorem prover too weak. 305 trivial. 0 not checked. [2024-11-13 21:10:58,651 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 21:10:59,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:10:59,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 90 states and 146 transitions. [2024-11-13 21:10:59,815 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 146 transitions. [2024-11-13 21:10:59,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-13 21:10:59,818 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:10:59,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:11:00,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:11:51,279 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 20 proven. 71 refuted. 0 times theorem prover too weak. 289 trivial. 0 not checked. [2024-11-13 21:13:36,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:13:36,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 131 states and 223 transitions. [2024-11-13 21:13:36,226 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 223 transitions. [2024-11-13 21:13:36,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-11-13 21:13:36,232 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:13:36,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:13:39,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:14:35,724 INFO L134 CoverageAnalysis]: Checked inductivity of 1602 backedges. 187 proven. 108 refuted. 0 times theorem prover too weak. 1307 trivial. 0 not checked. [2024-11-13 21:18:28,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:18:28,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 200 states and 362 transitions. [2024-11-13 21:18:28,480 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 362 transitions. [2024-11-13 21:18:28,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2024-11-13 21:18:28,487 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:18:28,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:18:36,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:20:05,983 INFO L134 CoverageAnalysis]: Checked inductivity of 3667 backedges. 252 proven. 150 refuted. 0 times theorem prover too weak. 3265 trivial. 0 not checked.