./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array26_pattern.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_1eb09c05-d00f-4e7f-a3e8-fae36403ab31/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb09c05-d00f-4e7f-a3e8-fae36403ab31/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb09c05-d00f-4e7f-a3e8-fae36403ab31/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb09c05-d00f-4e7f-a3e8-fae36403ab31/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array26_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb09c05-d00f-4e7f-a3e8-fae36403ab31/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb09c05-d00f-4e7f-a3e8-fae36403ab31/bin/ukojak-verify-0OAaufAVZV --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 56ad35a361c83538323b9be55683beef9c8271c8f67221c1a0924c8496da71d0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:56:19,198 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:56:19,322 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb09c05-d00f-4e7f-a3e8-fae36403ab31/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-11 23:56:19,337 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:56:19,338 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:56:19,378 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:56:19,379 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:56:19,380 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:56:19,381 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:56:19,386 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:56:19,387 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:56:19,388 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:56:19,388 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:56:19,390 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:56:19,390 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:56:19,391 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:56:19,391 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:56:19,392 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:56:19,392 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:56:19,393 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:56:19,393 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:56:19,394 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:56:19,394 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:56:19,395 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:56:19,396 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:56:19,396 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:56:19,397 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:56:19,397 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:56:19,397 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:56:19,398 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:56:19,399 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:56:19,400 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:56:19,400 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_1eb09c05-d00f-4e7f-a3e8-fae36403ab31/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb09c05-d00f-4e7f-a3e8-fae36403ab31/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 56ad35a361c83538323b9be55683beef9c8271c8f67221c1a0924c8496da71d0 [2023-11-11 23:56:19,665 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:56:19,686 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:56:19,689 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:56:19,691 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:56:19,691 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:56:19,693 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb09c05-d00f-4e7f-a3e8-fae36403ab31/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/array-patterns/array26_pattern.c [2023-11-11 23:56:22,864 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:56:23,060 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:56:23,061 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb09c05-d00f-4e7f-a3e8-fae36403ab31/sv-benchmarks/c/array-patterns/array26_pattern.c [2023-11-11 23:56:23,071 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb09c05-d00f-4e7f-a3e8-fae36403ab31/bin/ukojak-verify-0OAaufAVZV/data/aadab7ed0/e9f63b0f20d24e84bf94fda7b7cecfa0/FLAG6160fdb82 [2023-11-11 23:56:23,087 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb09c05-d00f-4e7f-a3e8-fae36403ab31/bin/ukojak-verify-0OAaufAVZV/data/aadab7ed0/e9f63b0f20d24e84bf94fda7b7cecfa0 [2023-11-11 23:56:23,090 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:56:23,092 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:56:23,094 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:56:23,094 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:56:23,100 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:56:23,101 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:56:23" (1/1) ... [2023-11-11 23:56:23,103 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38329cfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:23, skipping insertion in model container [2023-11-11 23:56:23,103 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:56:23" (1/1) ... [2023-11-11 23:56:23,131 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:56:23,290 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_1eb09c05-d00f-4e7f-a3e8-fae36403ab31/sv-benchmarks/c/array-patterns/array26_pattern.c[1324,1337] [2023-11-11 23:56:23,318 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:56:23,328 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:56:23,339 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_1eb09c05-d00f-4e7f-a3e8-fae36403ab31/sv-benchmarks/c/array-patterns/array26_pattern.c[1324,1337] [2023-11-11 23:56:23,349 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:56:23,363 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:56:23,364 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:23 WrapperNode [2023-11-11 23:56:23,364 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:56:23,365 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:56:23,366 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:56:23,366 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:56:23,374 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:23" (1/1) ... [2023-11-11 23:56:23,381 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:23" (1/1) ... [2023-11-11 23:56:23,405 INFO L138 Inliner]: procedures = 16, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 78 [2023-11-11 23:56:23,406 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:56:23,406 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:56:23,407 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:56:23,407 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:56:23,417 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:23" (1/1) ... [2023-11-11 23:56:23,418 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:23" (1/1) ... [2023-11-11 23:56:23,420 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:23" (1/1) ... [2023-11-11 23:56:23,421 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:23" (1/1) ... [2023-11-11 23:56:23,427 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:23" (1/1) ... [2023-11-11 23:56:23,431 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:23" (1/1) ... [2023-11-11 23:56:23,432 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:23" (1/1) ... [2023-11-11 23:56:23,434 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:23" (1/1) ... [2023-11-11 23:56:23,436 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:56:23,437 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:56:23,437 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:56:23,437 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:56:23,438 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:23" (1/1) ... [2023-11-11 23:56:23,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:56:23,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb09c05-d00f-4e7f-a3e8-fae36403ab31/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:56:23,474 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb09c05-d00f-4e7f-a3e8-fae36403ab31/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:56:23,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eb09c05-d00f-4e7f-a3e8-fae36403ab31/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:56:23,524 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:56:23,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:56:23,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:56:23,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:56:23,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:56:23,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:56:23,526 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:56:23,526 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:56:23,626 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:56:23,629 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:56:23,970 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:56:24,141 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:56:24,145 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-11 23:56:24,148 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:56:24 BoogieIcfgContainer [2023-11-11 23:56:24,149 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:56:24,150 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:56:24,150 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:56:24,161 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:56:24,175 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:56:24" (1/1) ... [2023-11-11 23:56:24,183 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:56:24,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:24,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 10 states and 14 transitions. [2023-11-11 23:56:24,231 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2023-11-11 23:56:24,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:56:24,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:24,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:24,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:24,330 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:56:24,334 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:24,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:24,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:24,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2023-11-11 23:56:24,472 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2023-11-11 23:56:24,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:56:24,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:24,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:24,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:24,503 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:56:24,504 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:24,533 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:24,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:24,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2023-11-11 23:56:24,583 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2023-11-11 23:56:24,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:56:24,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:24,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:24,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:24,620 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:56:24,621 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:24,651 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:24,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:24,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2023-11-11 23:56:24,723 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2023-11-11 23:56:24,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:56:24,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:24,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:24,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:24,764 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:56:24,765 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:24,809 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:56:25,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:25,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 17 states and 25 transitions. [2023-11-11 23:56:25,169 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 25 transitions. [2023-11-11 23:56:25,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:56:25,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:25,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:25,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:25,226 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:56:25,227 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:25,273 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-11 23:56:25,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:25,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 18 states and 26 transitions. [2023-11-11 23:56:25,456 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 26 transitions. [2023-11-11 23:56:25,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:56:25,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:25,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:25,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:25,541 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:56:25,542 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:25,573 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-11 23:56:25,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:25,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 19 states and 29 transitions. [2023-11-11 23:56:25,606 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 29 transitions. [2023-11-11 23:56:25,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:56:25,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:25,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:25,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:25,658 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:56:25,659 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:25,698 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-11 23:56:25,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:25,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2023-11-11 23:56:25,748 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2023-11-11 23:56:25,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:56:25,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:25,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:25,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:25,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:56:25,825 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:25,890 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-11 23:56:25,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:25,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 24 states and 36 transitions. [2023-11-11 23:56:25,973 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 36 transitions. [2023-11-11 23:56:25,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:56:25,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:25,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:26,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:26,197 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 56 conjunts are in the unsatisfiable core [2023-11-11 23:56:26,202 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:26,380 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-11 23:56:26,478 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2023-11-11 23:56:26,765 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-11 23:56:26,766 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2023-11-11 23:56:26,898 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-11 23:56:26,900 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 46 [2023-11-11 23:56:27,725 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:32,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:32,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 43 states and 71 transitions. [2023-11-11 23:56:32,227 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2023-11-11 23:56:32,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:56:32,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:32,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:32,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:32,313 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:56:32,316 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:32,801 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 15 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-11 23:56:34,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:34,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 48 states and 80 transitions. [2023-11-11 23:56:34,985 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 80 transitions. [2023-11-11 23:56:34,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:56:34,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:34,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:35,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:35,048 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:56:35,050 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:35,553 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 22 proven. 12 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:56:36,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:36,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 49 states and 82 transitions. [2023-11-11 23:56:36,221 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 82 transitions. [2023-11-11 23:56:36,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:56:36,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:36,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:36,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:36,305 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:56:36,308 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:36,870 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 3 proven. 22 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-11 23:56:38,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:38,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 54 states and 89 transitions. [2023-11-11 23:56:38,895 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 89 transitions. [2023-11-11 23:56:38,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:56:38,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:38,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:38,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:38,962 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:56:38,971 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:39,453 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 29 proven. 12 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-11 23:56:40,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:40,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 55 states and 91 transitions. [2023-11-11 23:56:40,271 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 91 transitions. [2023-11-11 23:56:40,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:56:40,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:40,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:40,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:40,367 INFO L262 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:56:40,369 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:40,400 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 32 proven. 15 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-11 23:56:41,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:41,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 51 states and 80 transitions. [2023-11-11 23:56:41,426 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 80 transitions. [2023-11-11 23:56:41,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-11 23:56:41,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:41,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:41,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:41,510 INFO L262 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:56:41,521 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:41,568 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 17 proven. 30 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2023-11-11 23:56:43,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:43,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 55 states and 86 transitions. [2023-11-11 23:56:43,697 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 86 transitions. [2023-11-11 23:56:43,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-11 23:56:43,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:43,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:43,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:43,774 INFO L262 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:56:43,776 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:43,838 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 20 proven. 30 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-11-11 23:56:45,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:45,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 53 states and 79 transitions. [2023-11-11 23:56:45,455 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 79 transitions. [2023-11-11 23:56:45,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-11 23:56:45,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:45,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:45,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:45,532 INFO L262 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:56:45,534 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:45,634 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 6 proven. 46 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-11 23:56:46,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:46,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 58 states and 92 transitions. [2023-11-11 23:56:46,781 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 92 transitions. [2023-11-11 23:56:46,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-11 23:56:46,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:46,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:46,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:46,851 INFO L262 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:56:46,852 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:46,970 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 6 proven. 46 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-11 23:56:47,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:47,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 59 states and 92 transitions. [2023-11-11 23:56:47,343 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 92 transitions. [2023-11-11 23:56:47,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-11 23:56:47,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:47,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:47,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:47,428 INFO L262 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:56:47,430 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:47,487 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 36 proven. 30 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-11 23:56:47,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:47,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 60 states and 94 transitions. [2023-11-11 23:56:47,860 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 94 transitions. [2023-11-11 23:56:47,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-11 23:56:47,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:47,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:47,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:47,938 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-11 23:56:47,940 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:47,994 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 25 proven. 28 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-11 23:56:48,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:48,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 61 states and 96 transitions. [2023-11-11 23:56:48,352 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 96 transitions. [2023-11-11 23:56:48,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-11 23:56:48,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:48,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:48,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:48,998 INFO L262 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 107 conjunts are in the unsatisfiable core [2023-11-11 23:56:49,005 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:49,065 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-11 23:56:49,120 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2023-11-11 23:56:49,221 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-11 23:56:49,222 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 34 [2023-11-11 23:56:49,797 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-11 23:56:49,798 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2023-11-11 23:56:50,031 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-11 23:56:50,032 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 50 treesize of output 58 [2023-11-11 23:56:50,302 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-11 23:56:50,303 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 59 treesize of output 70 [2023-11-11 23:56:51,030 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-11 23:56:51,031 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 68 treesize of output 84 [2023-11-11 23:56:51,321 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-11 23:56:51,322 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 79 treesize of output 96 [2023-11-11 23:56:51,623 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-11 23:56:51,624 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 88 treesize of output 108 [2023-11-11 23:56:56,164 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:57:15,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:15,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 87 states and 140 transitions. [2023-11-11 23:57:15,201 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 140 transitions. [2023-11-11 23:57:15,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-11 23:57:15,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:15,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:16,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:16,420 INFO L262 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 101 conjunts are in the unsatisfiable core [2023-11-11 23:57:16,427 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:57:16,478 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-11 23:57:16,512 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2023-11-11 23:57:16,618 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-11 23:57:16,618 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 34 [2023-11-11 23:57:17,000 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-11 23:57:17,001 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2023-11-11 23:57:17,070 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-11 23:57:17,070 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 50 treesize of output 58 [2023-11-11 23:57:17,203 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-11 23:57:17,204 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 59 treesize of output 70 [2023-11-11 23:57:17,345 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-11 23:57:17,345 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 68 treesize of output 84 [2023-11-11 23:57:17,419 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-11 23:57:17,419 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 79 treesize of output 96 [2023-11-11 23:57:17,495 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-11 23:57:17,495 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 88 treesize of output 108 [2023-11-11 23:57:18,391 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.