./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array27_pattern.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_184bdabb-3952-4050-b8a9-3c62d84beadf/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_184bdabb-3952-4050-b8a9-3c62d84beadf/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_184bdabb-3952-4050-b8a9-3c62d84beadf/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_184bdabb-3952-4050-b8a9-3c62d84beadf/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array27_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_184bdabb-3952-4050-b8a9-3c62d84beadf/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_184bdabb-3952-4050-b8a9-3c62d84beadf/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 8e2a4cc1bd1815c470836bbbcc9d3775eac69b651b7231d974ae63a065851dd1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:42:34,227 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:42:34,350 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_184bdabb-3952-4050-b8a9-3c62d84beadf/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-11 23:42:34,354 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:42:34,355 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:42:34,397 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:42:34,399 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:42:34,400 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:42:34,401 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:42:34,406 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:42:34,407 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:42:34,408 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:42:34,408 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:42:34,410 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:42:34,410 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:42:34,411 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:42:34,411 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:42:34,412 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:42:34,412 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:42:34,413 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:42:34,413 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:42:34,414 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:42:34,414 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:42:34,415 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:42:34,416 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:42:34,416 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:42:34,417 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:42:34,417 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:42:34,418 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:42:34,418 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:42:34,420 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:42:34,420 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:42:34,420 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_184bdabb-3952-4050-b8a9-3c62d84beadf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_184bdabb-3952-4050-b8a9-3c62d84beadf/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e2a4cc1bd1815c470836bbbcc9d3775eac69b651b7231d974ae63a065851dd1 [2023-11-11 23:42:34,749 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:42:34,781 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:42:34,784 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:42:34,785 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:42:34,786 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:42:34,787 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_184bdabb-3952-4050-b8a9-3c62d84beadf/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/array-patterns/array27_pattern.c [2023-11-11 23:42:37,853 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:42:38,062 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:42:38,063 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_184bdabb-3952-4050-b8a9-3c62d84beadf/sv-benchmarks/c/array-patterns/array27_pattern.c [2023-11-11 23:42:38,072 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_184bdabb-3952-4050-b8a9-3c62d84beadf/bin/ukojak-verify-0OAaufAVZV/data/cc48f5d3f/f17df699914247269e66c0aecedb3f1e/FLAG755954e68 [2023-11-11 23:42:38,088 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_184bdabb-3952-4050-b8a9-3c62d84beadf/bin/ukojak-verify-0OAaufAVZV/data/cc48f5d3f/f17df699914247269e66c0aecedb3f1e [2023-11-11 23:42:38,090 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:42:38,092 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:42:38,094 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:42:38,094 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:42:38,099 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:42:38,100 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:42:38" (1/1) ... [2023-11-11 23:42:38,101 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@170abb6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:38, skipping insertion in model container [2023-11-11 23:42:38,101 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:42:38" (1/1) ... [2023-11-11 23:42:38,126 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:42:38,294 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_184bdabb-3952-4050-b8a9-3c62d84beadf/sv-benchmarks/c/array-patterns/array27_pattern.c[1253,1266] [2023-11-11 23:42:38,318 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:42:38,328 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:42:38,341 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_184bdabb-3952-4050-b8a9-3c62d84beadf/sv-benchmarks/c/array-patterns/array27_pattern.c[1253,1266] [2023-11-11 23:42:38,350 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:42:38,366 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:42:38,366 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:38 WrapperNode [2023-11-11 23:42:38,366 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:42:38,368 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:42:38,368 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:42:38,368 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:42:38,377 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:38" (1/1) ... [2023-11-11 23:42:38,385 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:38" (1/1) ... [2023-11-11 23:42:38,406 INFO L138 Inliner]: procedures = 16, calls = 15, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 72 [2023-11-11 23:42:38,406 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:42:38,407 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:42:38,408 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:42:38,408 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:42:38,416 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:38" (1/1) ... [2023-11-11 23:42:38,417 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:38" (1/1) ... [2023-11-11 23:42:38,419 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:38" (1/1) ... [2023-11-11 23:42:38,419 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:38" (1/1) ... [2023-11-11 23:42:38,424 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:38" (1/1) ... [2023-11-11 23:42:38,429 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:38" (1/1) ... [2023-11-11 23:42:38,430 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:38" (1/1) ... [2023-11-11 23:42:38,431 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:38" (1/1) ... [2023-11-11 23:42:38,433 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:42:38,434 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:42:38,435 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:42:38,435 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:42:38,436 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:38" (1/1) ... [2023-11-11 23:42:38,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:42:38,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_184bdabb-3952-4050-b8a9-3c62d84beadf/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:42:38,472 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_184bdabb-3952-4050-b8a9-3c62d84beadf/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:42:38,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_184bdabb-3952-4050-b8a9-3c62d84beadf/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:42:38,509 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:42:38,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:42:38,510 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:42:38,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:42:38,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:42:38,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:42:38,510 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:42:38,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:42:38,580 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:42:38,582 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:42:38,771 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:42:38,851 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:42:38,851 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-11 23:42:38,854 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:42:38 BoogieIcfgContainer [2023-11-11 23:42:38,854 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:42:38,855 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:42:38,855 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:42:38,868 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:42:38,868 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:42:38" (1/1) ... [2023-11-11 23:42:38,877 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:42:38,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:42:38,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 10 states and 14 transitions. [2023-11-11 23:42:38,937 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2023-11-11 23:42:38,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:42:38,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:42:38,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:42:39,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:42:39,052 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:42:39,057 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:42:39,129 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 23:42:39,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:42:39,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2023-11-11 23:42:39,205 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2023-11-11 23:42:39,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:42:39,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:42:39,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:42:39,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:42:39,278 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:42:39,279 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:42:39,311 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 23:42:39,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:42:39,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2023-11-11 23:42:39,361 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2023-11-11 23:42:39,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:42:39,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:42:39,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:42:39,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:42:39,400 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:42:39,401 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:42:39,422 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:42:39,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:42:39,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2023-11-11 23:42:39,567 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2023-11-11 23:42:39,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:42:39,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:42:39,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:42:39,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:42:39,605 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:42:39,606 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:42:39,627 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:42:39,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:42:39,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 14 states and 22 transitions. [2023-11-11 23:42:39,658 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 22 transitions. [2023-11-11 23:42:39,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:42:39,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:42:39,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:42:39,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:42:39,704 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-11 23:42:39,707 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:42:39,829 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 23:42:40,061 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:42:41,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:42:41,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 23 states and 43 transitions. [2023-11-11 23:42:41,318 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 43 transitions. [2023-11-11 23:42:41,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:42:41,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:42:41,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:42:41,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:42:41,357 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:42:41,358 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:42:41,545 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:42:42,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:42:42,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 26 states and 52 transitions. [2023-11-11 23:42:42,383 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 52 transitions. [2023-11-11 23:42:42,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:42:42,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:42:42,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:42:42,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:42:42,431 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:42:42,442 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:42:42,639 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:42:43,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:42:43,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 27 states and 53 transitions. [2023-11-11 23:42:43,061 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 53 transitions. [2023-11-11 23:42:43,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:42:43,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:42:43,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:42:43,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:42:43,101 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:42:43,103 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:42:43,315 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:42:43,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:42:43,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 28 states and 54 transitions. [2023-11-11 23:42:43,714 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 54 transitions. [2023-11-11 23:42:43,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:42:43,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:42:43,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:42:43,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:42:43,778 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:42:43,779 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:42:44,033 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:42:44,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:42:44,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 30 states and 61 transitions. [2023-11-11 23:42:44,770 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 61 transitions. [2023-11-11 23:42:44,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:42:44,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:42:44,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:42:44,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:42:44,811 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:42:44,812 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:42:44,917 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:42:45,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:42:45,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 31 states and 61 transitions. [2023-11-11 23:42:45,167 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 61 transitions. [2023-11-11 23:42:45,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:42:45,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:42:45,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:42:45,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:42:45,204 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:42:45,205 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:42:45,313 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:42:46,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:42:46,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 37 states and 68 transitions. [2023-11-11 23:42:46,677 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 68 transitions. [2023-11-11 23:42:46,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:42:46,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:42:46,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:42:46,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:42:46,732 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:42:46,734 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:42:46,867 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-11 23:42:47,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:42:47,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 41 states and 74 transitions. [2023-11-11 23:42:47,729 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 74 transitions. [2023-11-11 23:42:47,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:42:47,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:42:47,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:42:47,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:42:47,793 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:42:47,795 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:42:47,895 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 18 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-11 23:42:48,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:42:48,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 36 states and 60 transitions. [2023-11-11 23:42:48,192 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 60 transitions. [2023-11-11 23:42:48,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:42:48,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:42:48,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:42:48,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:42:48,407 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 59 conjunts are in the unsatisfiable core [2023-11-11 23:42:48,411 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:42:48,606 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 23:42:48,722 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2023-11-11 23:42:49,087 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-11 23:42:49,088 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 28 [2023-11-11 23:42:49,222 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-11 23:42:49,222 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 38 [2023-11-11 23:42:50,302 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 23:42:56,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:42:56,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 54 states and 88 transitions. [2023-11-11 23:42:56,485 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 88 transitions. [2023-11-11 23:42:56,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:42:56,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:42:56,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:42:56,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:42:56,532 INFO L262 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:42:56,534 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:42:57,034 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 23:42:59,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:42:59,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 59 states and 107 transitions. [2023-11-11 23:42:59,704 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 107 transitions. [2023-11-11 23:42:59,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:42:59,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:42:59,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:42:59,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:42:59,753 INFO L262 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:42:59,762 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:42:59,859 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 23:43:00,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:00,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 60 states and 107 transitions. [2023-11-11 23:43:00,295 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 107 transitions. [2023-11-11 23:43:00,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:43:00,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:00,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:00,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:00,346 INFO L262 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:43:00,348 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:43:00,435 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 23:43:00,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:00,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 61 states and 107 transitions. [2023-11-11 23:43:00,817 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 107 transitions. [2023-11-11 23:43:00,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:43:00,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:00,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:00,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:00,867 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:43:00,868 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:43:01,428 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 23:43:03,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:03,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 66 states and 116 transitions. [2023-11-11 23:43:03,867 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 116 transitions. [2023-11-11 23:43:03,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:43:03,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:03,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:03,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:03,923 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:43:03,925 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:43:03,986 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 23:43:04,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:04,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 67 states and 116 transitions. [2023-11-11 23:43:04,406 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 116 transitions. [2023-11-11 23:43:04,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:43:04,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:04,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:04,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:04,462 INFO L262 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:43:04,463 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:43:04,568 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 23:43:05,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:05,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 70 states and 118 transitions. [2023-11-11 23:43:05,795 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 118 transitions. [2023-11-11 23:43:05,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:43:05,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:05,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:05,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:05,858 INFO L262 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:43:05,859 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:43:05,954 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 23:43:06,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:06,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 61 states and 95 transitions. [2023-11-11 23:43:06,397 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 95 transitions. [2023-11-11 23:43:06,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-11 23:43:06,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:06,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:06,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:06,469 INFO L262 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:43:06,470 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:43:06,584 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 23:43:09,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:09,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 65 states and 101 transitions. [2023-11-11 23:43:09,247 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 101 transitions. [2023-11-11 23:43:09,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-11 23:43:09,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:09,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:09,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:09,343 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:43:09,344 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:43:09,454 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 23:43:11,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:11,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 63 states and 93 transitions. [2023-11-11 23:43:11,596 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 93 transitions. [2023-11-11 23:43:11,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-11 23:43:11,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:11,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:11,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:11,664 INFO L262 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:43:11,666 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:43:11,810 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 23:43:13,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:13,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 68 states and 100 transitions. [2023-11-11 23:43:13,147 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2023-11-11 23:43:13,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-11 23:43:13,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:13,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:14,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:14,273 WARN L260 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 112 conjunts are in the unsatisfiable core [2023-11-11 23:43:14,281 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:43:14,567 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 23:43:14,746 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 23:43:14,964 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-11 23:43:14,964 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 23:43:15,596 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-11 23:43:15,597 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 44 [2023-11-11 23:43:15,819 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-11 23:43:15,820 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 48 treesize of output 56 [2023-11-11 23:43:16,061 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-11 23:43:16,062 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 57 treesize of output 68 [2023-11-11 23:43:16,833 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-11 23:43:16,833 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 66 treesize of output 80 [2023-11-11 23:43:17,178 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-11 23:43:17,178 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 75 treesize of output 92 [2023-11-11 23:43:17,503 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-11 23:43:17,503 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 84 treesize of output 104 [2023-11-11 23:43:23,044 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.