./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem04_label36.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3400dc-056e-46ed-a3fb-9ed429431d2b/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3400dc-056e-46ed-a3fb-9ed429431d2b/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3400dc-056e-46ed-a3fb-9ed429431d2b/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3400dc-056e-46ed-a3fb-9ed429431d2b/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem04_label36.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3400dc-056e-46ed-a3fb-9ed429431d2b/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3400dc-056e-46ed-a3fb-9ed429431d2b/bin/ukojak-verify-afCqCEvfdi --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 0729984601c904b7cd9a029906dab675d10f3809a676eabf62db3c9de8ac381f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:12:04,006 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:12:04,142 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3400dc-056e-46ed-a3fb-9ed429431d2b/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:12:04,152 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:12:04,153 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:12:04,198 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:12:04,199 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:12:04,200 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:12:04,201 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:12:04,206 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:12:04,208 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:12:04,208 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:12:04,209 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:12:04,211 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:12:04,211 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:12:04,212 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:12:04,212 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:12:04,212 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:12:04,213 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:12:04,214 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:12:04,214 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:12:04,215 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:12:04,216 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:12:04,216 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:12:04,217 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:12:04,217 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:12:04,218 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:12:04,218 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:12:04,218 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:12:04,219 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:12:04,220 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:12:04,221 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:12:04,221 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:12:04,221 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3400dc-056e-46ed-a3fb-9ed429431d2b/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3400dc-056e-46ed-a3fb-9ed429431d2b/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0729984601c904b7cd9a029906dab675d10f3809a676eabf62db3c9de8ac381f [2023-11-24 23:12:04,523 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:12:04,558 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:12:04,561 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:12:04,562 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:12:04,563 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:12:04,564 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3400dc-056e-46ed-a3fb-9ed429431d2b/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/eca-rers2012/Problem04_label36.c [2023-11-24 23:12:07,609 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:12:08,160 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:12:08,161 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3400dc-056e-46ed-a3fb-9ed429431d2b/sv-benchmarks/c/eca-rers2012/Problem04_label36.c [2023-11-24 23:12:08,205 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3400dc-056e-46ed-a3fb-9ed429431d2b/bin/ukojak-verify-afCqCEvfdi/data/c70817871/77f89be5e8c242788e6d8bf032532ffa/FLAGa6b2d32c0 [2023-11-24 23:12:08,225 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3400dc-056e-46ed-a3fb-9ed429431d2b/bin/ukojak-verify-afCqCEvfdi/data/c70817871/77f89be5e8c242788e6d8bf032532ffa [2023-11-24 23:12:08,231 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:12:08,234 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:12:08,237 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:12:08,238 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:12:08,243 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:12:08,244 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:12:08" (1/1) ... [2023-11-24 23:12:08,246 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b3def42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:08, skipping insertion in model container [2023-11-24 23:12:08,247 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:12:08" (1/1) ... [2023-11-24 23:12:08,423 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:12:10,141 WARN L240 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_be3400dc-056e-46ed-a3fb-9ed429431d2b/sv-benchmarks/c/eca-rers2012/Problem04_label36.c[178963,178976] [2023-11-24 23:12:10,168 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:10,180 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:12:10,818 WARN L240 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_be3400dc-056e-46ed-a3fb-9ed429431d2b/sv-benchmarks/c/eca-rers2012/Problem04_label36.c[178963,178976] [2023-11-24 23:12:10,828 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:10,859 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:12:10,860 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:10 WrapperNode [2023-11-24 23:12:10,860 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:12:10,861 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:12:10,862 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:12:10,862 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:12:10,869 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:10" (1/1) ... [2023-11-24 23:12:10,931 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:10" (1/1) ... [2023-11-24 23:12:11,101 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5573 [2023-11-24 23:12:11,102 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:12:11,103 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:12:11,103 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:12:11,103 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:12:11,113 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:10" (1/1) ... [2023-11-24 23:12:11,113 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:10" (1/1) ... [2023-11-24 23:12:11,130 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:10" (1/1) ... [2023-11-24 23:12:11,130 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:10" (1/1) ... [2023-11-24 23:12:11,304 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:10" (1/1) ... [2023-11-24 23:12:11,330 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:10" (1/1) ... [2023-11-24 23:12:11,351 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:10" (1/1) ... [2023-11-24 23:12:11,363 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:10" (1/1) ... [2023-11-24 23:12:11,391 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:12:11,392 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:12:11,393 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:12:11,393 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:12:11,394 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:10" (1/1) ... [2023-11-24 23:12:11,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:12:11,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3400dc-056e-46ed-a3fb-9ed429431d2b/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:12:11,436 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3400dc-056e-46ed-a3fb-9ed429431d2b/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:12:11,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3400dc-056e-46ed-a3fb-9ed429431d2b/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:12:11,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:12:11,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:12:11,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:12:11,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:12:11,597 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:12:11,599 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:12:16,491 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:12:16,871 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:12:16,871 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:12:16,874 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:12:16 BoogieIcfgContainer [2023-11-24 23:12:16,875 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:12:16,876 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:12:16,876 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:12:16,887 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:12:16,887 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:12:16" (1/1) ... [2023-11-24 23:12:16,897 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:12:16,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:16,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 763 states and 1515 transitions. [2023-11-24 23:12:16,992 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 1515 transitions. [2023-11-24 23:12:17,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 756 [2023-11-24 23:12:17,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:17,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:17,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:19,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:12:24,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:24,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2376 states to 1516 states and 2376 transitions. [2023-11-24 23:12:24,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 2376 transitions. [2023-11-24 23:12:24,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 760 [2023-11-24 23:12:24,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:24,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:24,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:26,425 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:12:26,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:26,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2381 states to 1519 states and 2381 transitions. [2023-11-24 23:12:26,583 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 2381 transitions. [2023-11-24 23:12:26,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 761 [2023-11-24 23:12:26,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:26,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:26,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:27,673 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:12:27,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:27,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2388 states to 1523 states and 2388 transitions. [2023-11-24 23:12:27,900 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 2388 transitions. [2023-11-24 23:12:27,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 763 [2023-11-24 23:12:27,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:27,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:28,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:28,609 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:12:28,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:28,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2392 states to 1526 states and 2392 transitions. [2023-11-24 23:12:28,762 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 2392 transitions. [2023-11-24 23:12:28,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 765 [2023-11-24 23:12:28,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:28,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:28,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:29,374 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:12:29,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:29,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2404 states to 1534 states and 2404 transitions. [2023-11-24 23:12:29,722 INFO L276 IsEmpty]: Start isEmpty. Operand 1534 states and 2404 transitions. [2023-11-24 23:12:29,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 766 [2023-11-24 23:12:29,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:29,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:29,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:30,571 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:12:31,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:31,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2418 states to 1543 states and 2418 transitions. [2023-11-24 23:12:31,164 INFO L276 IsEmpty]: Start isEmpty. Operand 1543 states and 2418 transitions. [2023-11-24 23:12:31,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 767 [2023-11-24 23:12:31,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:31,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:31,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:31,931 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:12:32,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:32,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2434 states to 1553 states and 2434 transitions. [2023-11-24 23:12:32,644 INFO L276 IsEmpty]: Start isEmpty. Operand 1553 states and 2434 transitions. [2023-11-24 23:12:32,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 768 [2023-11-24 23:12:32,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:32,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:32,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:33,321 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:12:34,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:34,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2452 states to 1564 states and 2452 transitions. [2023-11-24 23:12:34,273 INFO L276 IsEmpty]: Start isEmpty. Operand 1564 states and 2452 transitions. [2023-11-24 23:12:34,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 769 [2023-11-24 23:12:34,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:34,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:34,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:35,558 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:12:36,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:36,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2461 states to 1570 states and 2461 transitions. [2023-11-24 23:12:36,237 INFO L276 IsEmpty]: Start isEmpty. Operand 1570 states and 2461 transitions. [2023-11-24 23:12:36,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 771 [2023-11-24 23:12:36,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:36,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:36,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:37,191 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:12:41,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:41,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3335 states to 2324 states and 3335 transitions. [2023-11-24 23:12:41,962 INFO L276 IsEmpty]: Start isEmpty. Operand 2324 states and 3335 transitions. [2023-11-24 23:12:41,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 772 [2023-11-24 23:12:41,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:41,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:42,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:42,562 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:12:42,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:42,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3340 states to 2328 states and 3340 transitions. [2023-11-24 23:12:42,770 INFO L276 IsEmpty]: Start isEmpty. Operand 2328 states and 3340 transitions. [2023-11-24 23:12:42,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 773 [2023-11-24 23:12:42,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:42,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:42,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:43,179 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:12:43,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:43,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3351 states to 2336 states and 3351 transitions. [2023-11-24 23:12:43,601 INFO L276 IsEmpty]: Start isEmpty. Operand 2336 states and 3351 transitions. [2023-11-24 23:12:43,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 775 [2023-11-24 23:12:43,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:43,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:43,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:44,287 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:12:44,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:44,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3369 states to 2350 states and 3369 transitions. [2023-11-24 23:12:44,981 INFO L276 IsEmpty]: Start isEmpty. Operand 2350 states and 3369 transitions. [2023-11-24 23:12:44,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 776 [2023-11-24 23:12:44,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:44,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:45,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:45,439 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:12:46,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:46,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3386 states to 2355 states and 3386 transitions. [2023-11-24 23:12:46,353 INFO L276 IsEmpty]: Start isEmpty. Operand 2355 states and 3386 transitions. [2023-11-24 23:12:46,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 776 [2023-11-24 23:12:46,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:46,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:46,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:46,972 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:12:47,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:47,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3391 states to 2358 states and 3391 transitions. [2023-11-24 23:12:47,247 INFO L276 IsEmpty]: Start isEmpty. Operand 2358 states and 3391 transitions. [2023-11-24 23:12:47,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 780 [2023-11-24 23:12:47,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:47,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:47,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:47,785 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:12:48,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:48,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3401 states to 2366 states and 3401 transitions. [2023-11-24 23:12:48,142 INFO L276 IsEmpty]: Start isEmpty. Operand 2366 states and 3401 transitions. [2023-11-24 23:12:48,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 782 [2023-11-24 23:12:48,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:48,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:48,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:48,577 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-24 23:12:49,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:49,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3411 states to 2369 states and 3411 transitions. [2023-11-24 23:12:49,466 INFO L276 IsEmpty]: Start isEmpty. Operand 2369 states and 3411 transitions. [2023-11-24 23:12:49,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 782 [2023-11-24 23:12:49,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:49,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:49,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:49,820 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-24 23:12:50,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:50,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3421 states to 2376 states and 3421 transitions. [2023-11-24 23:12:50,355 INFO L276 IsEmpty]: Start isEmpty. Operand 2376 states and 3421 transitions. [2023-11-24 23:12:50,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 782 [2023-11-24 23:12:50,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:50,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:50,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:50,707 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-24 23:12:51,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:51,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3427 states to 2380 states and 3427 transitions. [2023-11-24 23:12:51,229 INFO L276 IsEmpty]: Start isEmpty. Operand 2380 states and 3427 transitions. [2023-11-24 23:12:51,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 787 [2023-11-24 23:12:51,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:51,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:51,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat