./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_014b2e8b-d63d-4cc9-9ee7-5f4288be5cf2/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_014b2e8b-d63d-4cc9-9ee7-5f4288be5cf2/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_014b2e8b-d63d-4cc9-9ee7-5f4288be5cf2/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_014b2e8b-d63d-4cc9-9ee7-5f4288be5cf2/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_014b2e8b-d63d-4cc9-9ee7-5f4288be5cf2/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_014b2e8b-d63d-4cc9-9ee7-5f4288be5cf2/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 6c3a02723ba5c1d451bdbd3459a030afd92ce200d85c0df9c54e7e40eb695af7 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:02:02,782 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:02:02,919 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_014b2e8b-d63d-4cc9-9ee7-5f4288be5cf2/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:02:02,928 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:02:02,929 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:02:02,975 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:02:02,976 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:02:02,977 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:02:02,981 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:02:02,986 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:02:02,987 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:02:02,988 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:02:02,988 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:02:02,991 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:02:02,991 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:02:02,992 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:02:02,992 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:02:02,993 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:02:02,993 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:02:02,994 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:02:02,994 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:02:02,995 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:02:02,996 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:02:02,997 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:02:02,999 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:02:02,999 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:02:03,000 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:02:03,001 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:02:03,002 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:02:03,002 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:02:03,004 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:02:03,005 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:02:03,005 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:02:03,005 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_014b2e8b-d63d-4cc9-9ee7-5f4288be5cf2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_014b2e8b-d63d-4cc9-9ee7-5f4288be5cf2/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6c3a02723ba5c1d451bdbd3459a030afd92ce200d85c0df9c54e7e40eb695af7 [2023-11-24 23:02:03,371 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:02:03,414 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:02:03,418 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:02:03,442 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:02:03,443 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:02:03,444 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_014b2e8b-d63d-4cc9-9ee7-5f4288be5cf2/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound20.c [2023-11-24 23:02:06,628 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:02:06,893 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:02:06,894 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_014b2e8b-d63d-4cc9-9ee7-5f4288be5cf2/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound20.c [2023-11-24 23:02:06,905 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_014b2e8b-d63d-4cc9-9ee7-5f4288be5cf2/bin/ukojak-verify-afCqCEvfdi/data/372c5b197/2afa387d487f47d8a4750d5377edd2ba/FLAGa21be3632 [2023-11-24 23:02:06,926 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_014b2e8b-d63d-4cc9-9ee7-5f4288be5cf2/bin/ukojak-verify-afCqCEvfdi/data/372c5b197/2afa387d487f47d8a4750d5377edd2ba [2023-11-24 23:02:06,933 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:02:06,937 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:02:06,942 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:02:06,942 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:02:06,949 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:02:06,950 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:02:06" (1/1) ... [2023-11-24 23:02:06,953 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51ad4e09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:06, skipping insertion in model container [2023-11-24 23:02:06,953 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:02:06" (1/1) ... [2023-11-24 23:02:06,985 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:02:07,198 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_014b2e8b-d63d-4cc9-9ee7-5f4288be5cf2/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound20.c[525,538] [2023-11-24 23:02:07,218 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:02:07,230 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:02:07,245 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_014b2e8b-d63d-4cc9-9ee7-5f4288be5cf2/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound20.c[525,538] [2023-11-24 23:02:07,253 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:02:07,270 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:02:07,270 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:07 WrapperNode [2023-11-24 23:02:07,271 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:02:07,272 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:02:07,272 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:02:07,272 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:02:07,281 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:07" (1/1) ... [2023-11-24 23:02:07,290 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:07" (1/1) ... [2023-11-24 23:02:07,312 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 48 [2023-11-24 23:02:07,313 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:02:07,314 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:02:07,314 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:02:07,314 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:02:07,324 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:07" (1/1) ... [2023-11-24 23:02:07,325 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:07" (1/1) ... [2023-11-24 23:02:07,326 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:07" (1/1) ... [2023-11-24 23:02:07,327 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:07" (1/1) ... [2023-11-24 23:02:07,331 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:07" (1/1) ... [2023-11-24 23:02:07,334 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:07" (1/1) ... [2023-11-24 23:02:07,336 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:07" (1/1) ... [2023-11-24 23:02:07,337 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:07" (1/1) ... [2023-11-24 23:02:07,339 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:02:07,340 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:02:07,340 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:02:07,341 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:02:07,342 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:07" (1/1) ... [2023-11-24 23:02:07,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:02:07,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_014b2e8b-d63d-4cc9-9ee7-5f4288be5cf2/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:02:07,382 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_014b2e8b-d63d-4cc9-9ee7-5f4288be5cf2/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:02:07,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_014b2e8b-d63d-4cc9-9ee7-5f4288be5cf2/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:02:07,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:02:07,430 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:02:07,430 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:02:07,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:02:07,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:02:07,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:02:07,431 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 23:02:07,431 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 23:02:07,506 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:02:07,509 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:02:07,654 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:02:07,733 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:02:07,733 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:02:07,735 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:02:07 BoogieIcfgContainer [2023-11-24 23:02:07,735 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:02:07,736 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:02:07,736 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:02:07,758 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:02:07,759 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:02:07" (1/1) ... [2023-11-24 23:02:07,775 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:02:07,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:07,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2023-11-24 23:02:07,850 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2023-11-24 23:02:07,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:02:07,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:07,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:08,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:08,107 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-24 23:02:08,124 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:08,375 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:02:08,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:08,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2023-11-24 23:02:08,526 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2023-11-24 23:02:08,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:02:08,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:08,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:08,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:08,598 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 23:02:08,601 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:08,680 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:02:08,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:08,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 29 states and 38 transitions. [2023-11-24 23:02:08,917 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 38 transitions. [2023-11-24 23:02:08,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:02:08,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:08,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:09,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:09,163 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-24 23:02:09,167 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:09,725 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:02:11,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:11,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 34 states and 50 transitions. [2023-11-24 23:02:11,243 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 50 transitions. [2023-11-24 23:02:11,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 23:02:11,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:11,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:11,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:11,302 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 35 conjunts are in the unsatisfiable core [2023-11-24 23:02:11,306 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:11,771 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-24 23:02:13,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:13,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 37 states and 56 transitions. [2023-11-24 23:02:13,380 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 56 transitions. [2023-11-24 23:02:13,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 23:02:13,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:13,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:13,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:13,446 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 39 conjunts are in the unsatisfiable core [2023-11-24 23:02:13,451 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:14,012 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 11 proven. 18 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-24 23:02:16,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:16,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 40 states and 61 transitions. [2023-11-24 23:02:16,332 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 61 transitions. [2023-11-24 23:02:16,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 23:02:16,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:16,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:16,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:16,395 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 43 conjunts are in the unsatisfiable core [2023-11-24 23:02:16,399 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:16,978 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 16 proven. 29 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-24 23:02:20,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:20,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 43 states and 66 transitions. [2023-11-24 23:02:20,379 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 66 transitions. [2023-11-24 23:02:20,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 23:02:20,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:20,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:20,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:20,483 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 47 conjunts are in the unsatisfiable core [2023-11-24 23:02:20,488 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:21,263 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 21 proven. 43 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-24 23:02:26,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:26,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 46 states and 71 transitions. [2023-11-24 23:02:26,713 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 71 transitions. [2023-11-24 23:02:26,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 23:02:26,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:26,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:26,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:26,811 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 51 conjunts are in the unsatisfiable core [2023-11-24 23:02:26,815 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:27,773 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 23 proven. 63 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2023-11-24 23:02:33,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:33,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 76 transitions. [2023-11-24 23:02:33,677 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 76 transitions. [2023-11-24 23:02:33,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-24 23:02:33,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:33,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:33,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:33,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 55 conjunts are in the unsatisfiable core [2023-11-24 23:02:33,826 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:34,896 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 31 proven. 80 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-24 23:02:44,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:44,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 52 states and 81 transitions. [2023-11-24 23:02:44,123 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 81 transitions. [2023-11-24 23:02:44,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-24 23:02:44,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:44,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:44,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:44,304 INFO L262 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 59 conjunts are in the unsatisfiable core [2023-11-24 23:02:44,309 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:45,665 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 36 proven. 103 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2023-11-24 23:03:01,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:01,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 55 states and 86 transitions. [2023-11-24 23:03:01,904 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 86 transitions. [2023-11-24 23:03:01,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-24 23:03:01,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:01,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:02,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:02,461 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 72 conjunts are in the unsatisfiable core [2023-11-24 23:03:02,466 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:06,221 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 69 proven. 131 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked.