./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-59.i --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_060c99f4-b0c9-4209-b722-3c4da9dc423d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060c99f4-b0c9-4209-b722-3c4da9dc423d/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_060c99f4-b0c9-4209-b722-3c4da9dc423d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060c99f4-b0c9-4209-b722-3c4da9dc423d/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-59.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060c99f4-b0c9-4209-b722-3c4da9dc423d/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_060c99f4-b0c9-4209-b722-3c4da9dc423d/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 264321f72a9f8b95ed756fb4ab372cf28e5b4e6fabc43a866df73e4736527396 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:44:00,149 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:44:00,266 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060c99f4-b0c9-4209-b722-3c4da9dc423d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:44:00,273 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:44:00,274 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:44:00,311 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:44:00,312 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:44:00,313 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:44:00,316 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:44:00,320 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:44:00,321 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:44:00,322 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:44:00,322 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:44:00,324 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:44:00,324 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:44:00,325 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:44:00,325 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:44:00,325 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:44:00,326 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:44:00,326 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:44:00,327 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:44:00,327 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:44:00,328 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:44:00,328 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:44:00,329 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:44:00,330 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:44:00,330 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:44:00,331 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:44:00,331 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:44:00,332 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:44:00,333 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:44:00,333 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:44:00,334 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:44:00,334 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_060c99f4-b0c9-4209-b722-3c4da9dc423d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060c99f4-b0c9-4209-b722-3c4da9dc423d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 264321f72a9f8b95ed756fb4ab372cf28e5b4e6fabc43a866df73e4736527396 [2023-11-19 02:44:00,660 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:44:00,692 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:44:00,695 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:44:00,696 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:44:00,697 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:44:00,698 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060c99f4-b0c9-4209-b722-3c4da9dc423d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-59.i [2023-11-19 02:44:03,691 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:44:03,902 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:44:03,903 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060c99f4-b0c9-4209-b722-3c4da9dc423d/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-59.i [2023-11-19 02:44:03,912 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060c99f4-b0c9-4209-b722-3c4da9dc423d/bin/ukojak-verify-G8NBE6pJGL/data/2cabaaac8/5931f5f6113843cd92020c26aceba205/FLAG3b5ea5e5e [2023-11-19 02:44:03,935 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060c99f4-b0c9-4209-b722-3c4da9dc423d/bin/ukojak-verify-G8NBE6pJGL/data/2cabaaac8/5931f5f6113843cd92020c26aceba205 [2023-11-19 02:44:03,937 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:44:03,938 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:44:03,940 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:44:03,940 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:44:03,945 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:44:03,946 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:44:03" (1/1) ... [2023-11-19 02:44:03,947 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@adbeb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:03, skipping insertion in model container [2023-11-19 02:44:03,947 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:44:03" (1/1) ... [2023-11-19 02:44:03,984 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:44:04,164 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_060c99f4-b0c9-4209-b722-3c4da9dc423d/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-59.i[916,929] [2023-11-19 02:44:04,231 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:44:04,247 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:44:04,260 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_060c99f4-b0c9-4209-b722-3c4da9dc423d/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-59.i[916,929] [2023-11-19 02:44:04,285 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:44:04,304 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:44:04,304 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:04 WrapperNode [2023-11-19 02:44:04,304 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:44:04,305 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:44:04,306 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:44:04,306 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:44:04,313 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:04" (1/1) ... [2023-11-19 02:44:04,337 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:04" (1/1) ... [2023-11-19 02:44:04,396 INFO L138 Inliner]: procedures = 26, calls = 137, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 342 [2023-11-19 02:44:04,397 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:44:04,397 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:44:04,397 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:44:04,404 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:44:04,414 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:04" (1/1) ... [2023-11-19 02:44:04,414 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:04" (1/1) ... [2023-11-19 02:44:04,419 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:04" (1/1) ... [2023-11-19 02:44:04,419 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:04" (1/1) ... [2023-11-19 02:44:04,430 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:04" (1/1) ... [2023-11-19 02:44:04,435 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:04" (1/1) ... [2023-11-19 02:44:04,437 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:04" (1/1) ... [2023-11-19 02:44:04,439 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:04" (1/1) ... [2023-11-19 02:44:04,444 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:44:04,445 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:44:04,445 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:44:04,445 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:44:04,446 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:04" (1/1) ... [2023-11-19 02:44:04,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:44:04,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060c99f4-b0c9-4209-b722-3c4da9dc423d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:44:04,479 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060c99f4-b0c9-4209-b722-3c4da9dc423d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:44:04,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_060c99f4-b0c9-4209-b722-3c4da9dc423d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:44:04,533 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:44:04,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:44:04,534 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:44:04,534 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:44:04,534 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:44:04,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:44:04,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:44:04,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:44:04,697 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:44:04,699 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:44:05,115 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:44:05,851 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:44:05,852 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 02:44:05,857 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:44:05 BoogieIcfgContainer [2023-11-19 02:44:05,858 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:44:05,859 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:44:05,859 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:44:05,876 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:44:05,876 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:44:05" (1/1) ... [2023-11-19 02:44:05,887 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:44:05,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:05,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 45 states and 63 transitions. [2023-11-19 02:44:05,940 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 63 transitions. [2023-11-19 02:44:05,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-19 02:44:05,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:05,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:06,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:06,869 INFO L262 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 159 conjunts are in the unsatisfiable core [2023-11-19 02:44:06,920 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:44:07,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:07,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:07,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:07,785 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 0 case distinctions, treesize of input 43 treesize of output 37 [2023-11-19 02:44:10,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:10,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:10,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:10,022 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 0 case distinctions, treesize of input 43 treesize of output 37 [2023-11-19 02:44:12,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:12,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:12,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:12,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:12,315 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 0 case distinctions, treesize of input 50 treesize of output 47 [2023-11-19 02:44:15,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:15,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:15,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:15,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:15,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:15,065 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 0 case distinctions, treesize of input 66 treesize of output 62 [2023-11-19 02:44:17,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:17,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:17,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:17,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:17,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:17,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:17,832 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 0 case distinctions, treesize of input 82 treesize of output 77 [2023-11-19 02:44:20,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:20,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:20,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:20,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:20,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:20,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:20,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:20,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:20,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:20,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:20,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:20,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:20,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:20,815 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 0 case distinctions, treesize of input 91 treesize of output 98 [2023-11-19 02:44:22,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:22,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:22,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:22,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:22,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:22,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:22,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:22,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:22,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:22,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:22,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:22,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:22,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:22,481 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 0 case distinctions, treesize of input 91 treesize of output 98 [2023-11-19 02:44:23,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:23,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:23,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:23,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:23,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:23,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:23,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:23,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:23,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:23,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:23,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:23,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:23,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:23,987 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 0 case distinctions, treesize of input 91 treesize of output 98 [2023-11-19 02:44:25,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:25,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:25,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:25,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:25,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:25,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:25,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:25,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:25,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:25,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:25,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:25,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:25,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:25,564 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 0 case distinctions, treesize of input 91 treesize of output 98 [2023-11-19 02:44:31,111 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 8 proven. 288 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 02:44:39,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:39,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 84 states and 221 transitions. [2023-11-19 02:44:39,528 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 221 transitions. [2023-11-19 02:44:39,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-19 02:44:39,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:39,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:40,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:40,432 INFO L262 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 151 conjunts are in the unsatisfiable core [2023-11-19 02:44:40,457 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:44:41,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:41,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:41,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:41,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:41,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:41,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:41,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:41,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:41,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:41,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:41,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:41,065 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-19 02:44:41,066 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 1 case distinctions, treesize of input 57 treesize of output 57 [2023-11-19 02:44:42,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:42,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:42,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:42,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:42,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:42,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:42,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:42,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:42,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:42,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:42,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:42,619 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-19 02:44:42,620 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 1 case distinctions, treesize of input 57 treesize of output 57 [2023-11-19 02:44:45,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:45,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:45,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:45,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:45,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:45,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:45,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:45,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:45,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:45,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:45,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:45,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:45,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:45,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:45,062 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-19 02:44:45,063 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 20 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 1 case distinctions, treesize of input 64 treesize of output 67 [2023-11-19 02:44:48,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:48,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:48,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:48,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:48,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:48,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:48,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:48,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:48,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:48,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:48,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:48,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:48,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:48,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:48,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:48,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:48,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:48,751 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-19 02:44:48,752 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 27 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 1 case distinctions, treesize of input 80 treesize of output 82 [2023-11-19 02:44:52,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:52,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:52,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:52,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:52,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:52,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:52,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:52,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:52,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:52,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:52,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:52,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:52,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:52,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:52,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:52,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:52,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:52,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:52,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:52,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:44:52,713 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-19 02:44:52,713 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 35 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 97