./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array24_pattern.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_c4976e95-e1fe-409a-8ebf-300a587bf750/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4976e95-e1fe-409a-8ebf-300a587bf750/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4976e95-e1fe-409a-8ebf-300a587bf750/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4976e95-e1fe-409a-8ebf-300a587bf750/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array24_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4976e95-e1fe-409a-8ebf-300a587bf750/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4976e95-e1fe-409a-8ebf-300a587bf750/bin/ukojak-verify-G8NBE6pJGL --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 b41c571dabcbc4670dde65107f8da5b879f13435b678b4e9a9cdcc7ef0066cf6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:48:29,010 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:48:29,123 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4976e95-e1fe-409a-8ebf-300a587bf750/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:48:29,131 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:48:29,132 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:48:29,180 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:48:29,183 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:48:29,184 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:48:29,185 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:48:29,190 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:48:29,192 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:48:29,192 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:48:29,193 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:48:29,194 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:48:29,195 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:48:29,195 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:48:29,196 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:48:29,196 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:48:29,197 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:48:29,197 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:48:29,197 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:48:29,198 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:48:29,199 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:48:29,200 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:48:29,201 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:48:29,202 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:48:29,202 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:48:29,203 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:48:29,203 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:48:29,204 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:48:29,205 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:48:29,205 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:48:29,206 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:48:29,206 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_c4976e95-e1fe-409a-8ebf-300a587bf750/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4976e95-e1fe-409a-8ebf-300a587bf750/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b41c571dabcbc4670dde65107f8da5b879f13435b678b4e9a9cdcc7ef0066cf6 [2023-11-19 02:48:29,486 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:48:29,510 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:48:29,512 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:48:29,514 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:48:29,515 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:48:29,516 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4976e95-e1fe-409a-8ebf-300a587bf750/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/array-patterns/array24_pattern.c [2023-11-19 02:48:32,616 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:48:32,852 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:48:32,853 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4976e95-e1fe-409a-8ebf-300a587bf750/sv-benchmarks/c/array-patterns/array24_pattern.c [2023-11-19 02:48:32,861 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4976e95-e1fe-409a-8ebf-300a587bf750/bin/ukojak-verify-G8NBE6pJGL/data/8d782b7e7/58ca190590e5445f97b0210a5588a3c6/FLAGbf8ca2399 [2023-11-19 02:48:32,876 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4976e95-e1fe-409a-8ebf-300a587bf750/bin/ukojak-verify-G8NBE6pJGL/data/8d782b7e7/58ca190590e5445f97b0210a5588a3c6 [2023-11-19 02:48:32,878 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:48:32,880 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:48:32,881 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:48:32,882 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:48:32,886 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:48:32,887 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:48:32" (1/1) ... [2023-11-19 02:48:32,888 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33a57dfa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:32, skipping insertion in model container [2023-11-19 02:48:32,888 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:48:32" (1/1) ... [2023-11-19 02:48:32,911 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:48:33,065 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_c4976e95-e1fe-409a-8ebf-300a587bf750/sv-benchmarks/c/array-patterns/array24_pattern.c[1359,1372] [2023-11-19 02:48:33,091 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:48:33,101 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:48:33,111 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_c4976e95-e1fe-409a-8ebf-300a587bf750/sv-benchmarks/c/array-patterns/array24_pattern.c[1359,1372] [2023-11-19 02:48:33,123 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:48:33,139 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:48:33,139 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:33 WrapperNode [2023-11-19 02:48:33,140 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:48:33,141 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:48:33,141 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:48:33,141 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:48:33,150 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:33" (1/1) ... [2023-11-19 02:48:33,158 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:33" (1/1) ... [2023-11-19 02:48:33,182 INFO L138 Inliner]: procedures = 17, calls = 20, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 108 [2023-11-19 02:48:33,183 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:48:33,183 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:48:33,184 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:48:33,184 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:48:33,194 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:33" (1/1) ... [2023-11-19 02:48:33,194 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:33" (1/1) ... [2023-11-19 02:48:33,196 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:33" (1/1) ... [2023-11-19 02:48:33,197 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:33" (1/1) ... [2023-11-19 02:48:33,203 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:33" (1/1) ... [2023-11-19 02:48:33,207 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:33" (1/1) ... [2023-11-19 02:48:33,214 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:33" (1/1) ... [2023-11-19 02:48:33,215 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:33" (1/1) ... [2023-11-19 02:48:33,218 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:48:33,219 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:48:33,219 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:48:33,219 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:48:33,220 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:33" (1/1) ... [2023-11-19 02:48:33,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:48:33,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4976e95-e1fe-409a-8ebf-300a587bf750/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:48:33,257 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4976e95-e1fe-409a-8ebf-300a587bf750/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:48:33,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4976e95-e1fe-409a-8ebf-300a587bf750/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:48:33,306 INFO L130 BoogieDeclarations]: Found specification of procedure outerBoundaryPatternCheck [2023-11-19 02:48:33,306 INFO L138 BoogieDeclarations]: Found implementation of procedure outerBoundaryPatternCheck [2023-11-19 02:48:33,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:48:33,307 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:48:33,307 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:48:33,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:48:33,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:48:33,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:48:33,309 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:48:33,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:48:33,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:48:33,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:48:33,430 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:48:33,432 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:48:33,780 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:48:33,848 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:48:33,848 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-19 02:48:33,854 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:48:33 BoogieIcfgContainer [2023-11-19 02:48:33,854 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:48:33,856 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:48:33,856 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:48:33,875 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:48:33,875 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:48:33" (1/1) ... [2023-11-19 02:48:33,883 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:48:33,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:33,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2023-11-19 02:48:33,943 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2023-11-19 02:48:33,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:48:33,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:33,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:34,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:34,131 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:48:34,136 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:34,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:34,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:34,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 27 states and 35 transitions. [2023-11-19 02:48:34,191 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 35 transitions. [2023-11-19 02:48:34,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:48:34,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:34,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:34,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:34,276 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 02:48:34,279 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:34,370 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:48:34,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:34,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 31 states and 45 transitions. [2023-11-19 02:48:34,437 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 45 transitions. [2023-11-19 02:48:34,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:48:34,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:34,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:34,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:34,502 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 02:48:34,505 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:34,542 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:48:34,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:34,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 31 states and 45 transitions. [2023-11-19 02:48:34,561 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 45 transitions. [2023-11-19 02:48:34,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:48:34,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:34,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:34,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:34,659 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 02:48:34,661 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:34,695 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:48:34,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:34,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 31 states and 45 transitions. [2023-11-19 02:48:34,709 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 45 transitions. [2023-11-19 02:48:34,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:48:34,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:34,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:34,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:34,759 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 02:48:34,761 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:34,809 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:48:34,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:34,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 31 states and 44 transitions. [2023-11-19 02:48:34,931 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 44 transitions. [2023-11-19 02:48:34,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:48:34,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:34,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:34,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:34,980 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:48:34,982 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:35,025 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:48:35,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:35,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 33 states and 49 transitions. [2023-11-19 02:48:35,190 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 49 transitions. [2023-11-19 02:48:35,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 02:48:35,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:35,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:35,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:35,238 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:48:35,240 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:35,325 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:48:35,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:35,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 41 states and 61 transitions. [2023-11-19 02:48:35,587 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 61 transitions. [2023-11-19 02:48:35,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:48:35,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:35,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:35,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:35,658 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:48:35,664 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:35,731 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:48:35,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:35,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 42 states and 64 transitions. [2023-11-19 02:48:35,787 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 64 transitions. [2023-11-19 02:48:35,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:48:35,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:35,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:35,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:35,837 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:48:35,839 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:35,906 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:48:36,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:36,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 44 states and 67 transitions. [2023-11-19 02:48:36,163 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 67 transitions. [2023-11-19 02:48:36,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 02:48:36,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:36,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:36,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:36,212 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:48:36,214 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:36,329 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:48:37,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:37,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 48 states and 73 transitions. [2023-11-19 02:48:37,031 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 73 transitions. [2023-11-19 02:48:37,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 02:48:37,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:37,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:37,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:37,108 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:48:37,114 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:37,272 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 8 proven. 9 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 02:48:38,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:38,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 58 states and 86 transitions. [2023-11-19 02:48:38,023 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 86 transitions. [2023-11-19 02:48:38,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 02:48:38,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:38,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:38,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:38,098 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 02:48:38,103 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:38,169 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 7 proven. 8 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 02:48:38,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:38,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 40 states and 58 transitions. [2023-11-19 02:48:38,218 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 58 transitions. [2023-11-19 02:48:38,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 02:48:38,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:38,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:38,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:38,293 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:48:38,295 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:38,360 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:48:38,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:38,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 44 states and 64 transitions. [2023-11-19 02:48:38,811 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 64 transitions. [2023-11-19 02:48:38,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 02:48:38,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:38,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:39,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:39,182 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 75 conjunts are in the unsatisfiable core [2023-11-19 02:48:39,188 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:39,527 INFO L378 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 [2023-11-19 02:48:39,612 INFO L378 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 [2023-11-19 02:48:39,902 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:48:39,903 INFO L378 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 [2023-11-19 02:48:40,023 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:48:40,028 INFO L378 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 [2023-11-19 02:48:41,286 INFO L349 Elim1Store]: treesize reduction 144, result has 16.8 percent of original size [2023-11-19 02:48:41,287 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 56 treesize of output 54 [2023-11-19 02:48:42,238 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 2 proven. 38 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:48:48,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:48,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 76 states and 120 transitions. [2023-11-19 02:48:48,992 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 120 transitions. [2023-11-19 02:48:48,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 02:48:48,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:48,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:49,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:49,047 INFO L262 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:48:49,049 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:49,509 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 13 proven. 15 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 02:48:51,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:51,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 81 states and 132 transitions. [2023-11-19 02:48:51,779 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 132 transitions. [2023-11-19 02:48:51,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 02:48:51,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:51,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:51,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:51,837 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:48:51,839 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:52,260 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 7 proven. 22 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-19 02:48:54,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:54,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 86 states and 139 transitions. [2023-11-19 02:48:54,285 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 139 transitions. [2023-11-19 02:48:54,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 02:48:54,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:54,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:54,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:54,339 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-19 02:48:54,341 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:55,356 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 7 proven. 14 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-19 02:48:58,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:58,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 86 states and 138 transitions. [2023-11-19 02:48:58,674 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 138 transitions. [2023-11-19 02:48:58,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 02:48:58,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:58,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:58,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:58,754 INFO L262 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:48:58,756 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:58,784 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 36 proven. 15 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 02:48:59,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:59,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 89 states and 141 transitions. [2023-11-19 02:48:59,969 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 141 transitions. [2023-11-19 02:48:59,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 02:48:59,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:59,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:00,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:00,037 INFO L262 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:49:00,038 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:00,066 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 36 proven. 15 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 02:49:00,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:00,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 82 states and 124 transitions. [2023-11-19 02:49:00,508 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 124 transitions. [2023-11-19 02:49:00,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:49:00,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:00,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:00,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:00,584 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:49:00,585 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:00,644 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 21 proven. 30 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2023-11-19 02:49:04,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:04,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 95 states and 145 transitions. [2023-11-19 02:49:04,333 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 145 transitions. [2023-11-19 02:49:04,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 02:49:04,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:04,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:04,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:04,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:49:04,415 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:04,490 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 24 proven. 30 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-19 02:49:06,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:06,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 102 states and 154 transitions. [2023-11-19 02:49:06,887 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 154 transitions. [2023-11-19 02:49:06,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 02:49:06,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:06,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:06,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:06,957 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:49:06,959 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:07,044 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 10 proven. 46 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2023-11-19 02:49:07,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:07,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 107 states and 161 transitions. [2023-11-19 02:49:07,976 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 161 transitions. [2023-11-19 02:49:07,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:49:07,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:07,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:08,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:08,044 INFO L262 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:49:08,045 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:08,139 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 21 proven. 30 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2023-11-19 02:49:08,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:08,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 89 states and 123 transitions. [2023-11-19 02:49:08,332 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 123 transitions. [2023-11-19 02:49:08,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 02:49:08,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:08,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:10,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:10,396 WARN L260 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 138 conjunts are in the unsatisfiable core [2023-11-19 02:49:10,403 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:10,818 INFO L378 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 [2023-11-19 02:49:11,009 INFO L378 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 [2023-11-19 02:49:11,229 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:49:11,229 INFO L378 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 [2023-11-19 02:49:11,836 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:49:11,837 INFO L378 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 [2023-11-19 02:49:12,055 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:49:12,056 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 40 treesize of output 48 [2023-11-19 02:49:12,331 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:49:12,331 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 47 treesize of output 58 [2023-11-19 02:49:13,109 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:49:13,109 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 54 treesize of output 68 [2023-11-19 02:49:13,393 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:49:13,394 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 61 treesize of output 78 [2023-11-19 02:49:13,752 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:49:13,753 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 68 treesize of output 88 [2023-11-19 02:49:19,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:49:19,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:49:19,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:49:19,143 INFO L349 Elim1Store]: treesize reduction 216, result has 16.6 percent of original size [2023-11-19 02:49:19,143 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 39 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 51 case distinctions, treesize of input 91 treesize of output 104 [2023-11-19 02:49:23,366 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 4 proven. 144 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.