./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test9-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6932a4f0-2dd6-4b37-95be-e1716d95ca5d/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6932a4f0-2dd6-4b37-95be-e1716d95ca5d/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6932a4f0-2dd6-4b37-95be-e1716d95ca5d/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6932a4f0-2dd6-4b37-95be-e1716d95ca5d/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test9-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6932a4f0-2dd6-4b37-95be-e1716d95ca5d/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6932a4f0-2dd6-4b37-95be-e1716d95ca5d/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 961225f1af8bda006e5a86aed07a62a3e426daf2d218eb9a2332372592a548eb --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:57:14,803 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:57:14,931 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6932a4f0-2dd6-4b37-95be-e1716d95ca5d/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 22:57:14,946 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:57:14,947 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:57:14,990 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:57:14,991 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:57:14,991 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:57:14,993 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:57:14,998 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:57:14,998 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:57:14,999 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:57:14,999 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:57:15,001 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:57:15,002 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:57:15,002 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:57:15,003 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:57:15,003 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:57:15,004 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:57:15,004 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:57:15,005 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:57:15,005 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:57:15,006 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:57:15,006 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:57:15,007 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:57:15,008 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:57:15,008 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:57:15,009 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:57:15,009 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:57:15,010 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:57:15,011 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:57:15,012 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:57:15,012 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:57:15,012 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:57:15,013 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:57:15,013 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_6932a4f0-2dd6-4b37-95be-e1716d95ca5d/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6932a4f0-2dd6-4b37-95be-e1716d95ca5d/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 961225f1af8bda006e5a86aed07a62a3e426daf2d218eb9a2332372592a548eb [2023-11-24 22:57:15,305 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:57:15,337 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:57:15,340 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:57:15,342 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:57:15,342 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:57:15,344 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6932a4f0-2dd6-4b37-95be-e1716d95ca5d/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test9-2.i [2023-11-24 22:57:18,561 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:57:18,997 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:57:18,997 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6932a4f0-2dd6-4b37-95be-e1716d95ca5d/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test9-2.i [2023-11-24 22:57:19,026 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6932a4f0-2dd6-4b37-95be-e1716d95ca5d/bin/ukojak-verify-afCqCEvfdi/data/b11896808/20b8cb4da6aa426796afe1aa9de6e9dd/FLAGd220c259c [2023-11-24 22:57:19,041 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6932a4f0-2dd6-4b37-95be-e1716d95ca5d/bin/ukojak-verify-afCqCEvfdi/data/b11896808/20b8cb4da6aa426796afe1aa9de6e9dd [2023-11-24 22:57:19,043 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:57:19,045 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:57:19,047 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:57:19,047 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:57:19,052 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:57:19,053 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:57:19" (1/1) ... [2023-11-24 22:57:19,054 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1728d910 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:19, skipping insertion in model container [2023-11-24 22:57:19,054 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:57:19" (1/1) ... [2023-11-24 22:57:19,167 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:57:20,144 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:57:20,156 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:57:20,379 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:57:20,441 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:57:20,449 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:57:20,450 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:20 WrapperNode [2023-11-24 22:57:20,450 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:57:20,451 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:57:20,451 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:57:20,452 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:57:20,460 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:20" (1/1) ... [2023-11-24 22:57:20,534 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:20" (1/1) ... [2023-11-24 22:57:20,699 INFO L138 Inliner]: procedures = 177, calls = 783, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3360 [2023-11-24 22:57:20,700 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:57:20,701 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:57:20,702 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:57:20,702 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:57:20,712 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:20" (1/1) ... [2023-11-24 22:57:20,713 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:20" (1/1) ... [2023-11-24 22:57:20,741 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:20" (1/1) ... [2023-11-24 22:57:20,742 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:20" (1/1) ... [2023-11-24 22:57:20,829 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:20" (1/1) ... [2023-11-24 22:57:20,877 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:20" (1/1) ... [2023-11-24 22:57:20,887 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:20" (1/1) ... [2023-11-24 22:57:20,915 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:20" (1/1) ... [2023-11-24 22:57:20,942 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:57:20,943 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:57:20,943 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:57:20,944 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:57:20,945 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:20" (1/1) ... [2023-11-24 22:57:20,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:57:20,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6932a4f0-2dd6-4b37-95be-e1716d95ca5d/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:57:20,979 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6932a4f0-2dd6-4b37-95be-e1716d95ca5d/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:57:20,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6932a4f0-2dd6-4b37-95be-e1716d95ca5d/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:57:21,021 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-24 22:57:21,022 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-24 22:57:21,022 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:57:21,022 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:57:21,023 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:57:21,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:57:21,023 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-24 22:57:21,024 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-24 22:57:21,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:57:21,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:57:21,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:57:21,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:57:21,024 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-24 22:57:21,025 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:57:21,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:57:21,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:57:21,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:57:21,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:57:21,321 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:57:21,325 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:57:24,778 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:57:27,067 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:57:27,067 INFO L309 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-24 22:57:27,070 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:57:27 BoogieIcfgContainer [2023-11-24 22:57:27,070 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:57:27,072 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:57:27,072 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:57:27,084 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:57:27,084 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:57:27" (1/1) ... [2023-11-24 22:57:27,099 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:57:27,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:27,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2219 states to 1137 states and 2219 transitions. [2023-11-24 22:57:27,247 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 2219 transitions. [2023-11-24 22:57:27,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:57:27,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:27,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:27,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:27,472 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 22:57:27,480 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:27,561 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 [2023-11-24 22:57:27,572 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 6 treesize of output 5 [2023-11-24 22:57:27,631 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:57:27,632 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-24 22:57:27,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:57:27,643 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 15 treesize of output 7 [2023-11-24 22:57:27,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:27,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:27,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2224 states to 1140 states and 2224 transitions. [2023-11-24 22:57:27,742 INFO L276 IsEmpty]: Start isEmpty. Operand 1140 states and 2224 transitions. [2023-11-24 22:57:27,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:57:27,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:27,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:27,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:27,838 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:57:27,841 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:27,851 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 [2023-11-24 22:57:27,912 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:57:27,913 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-24 22:57:27,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:57:27,922 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 15 treesize of output 7 [2023-11-24 22:57:27,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:28,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:28,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2229 states to 1143 states and 2229 transitions. [2023-11-24 22:57:28,119 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 2229 transitions. [2023-11-24 22:57:28,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:57:28,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:28,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:28,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:28,223 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:57:28,226 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:28,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:28,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:28,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2227 states to 1143 states and 2227 transitions. [2023-11-24 22:57:28,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 2227 transitions. [2023-11-24 22:57:28,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:57:28,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:28,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:28,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:28,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:28,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:28,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2223 states to 1143 states and 2223 transitions. [2023-11-24 22:57:28,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 2223 transitions. [2023-11-24 22:57:28,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:57:28,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:28,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:28,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:28,781 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:57:28,783 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:28,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:28,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:28,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2219 states to 1143 states and 2219 transitions. [2023-11-24 22:57:28,820 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 2219 transitions. [2023-11-24 22:57:28,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:57:28,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:28,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:28,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:28,941 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:57:28,944 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:28,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:28,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:28,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2213 states to 1143 states and 2213 transitions. [2023-11-24 22:57:28,978 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 2213 transitions. [2023-11-24 22:57:28,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 22:57:28,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:28,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:29,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:29,258 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:57:29,262 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:29,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:39,300 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 22:57:39,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:39,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2207 states to 1143 states and 2207 transitions. [2023-11-24 22:57:39,415 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 2207 transitions. [2023-11-24 22:57:39,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 22:57:39,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:39,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:39,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:39,673 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:57:39,677 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:39,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:50,328 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 22:58:00,360 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 22:58:10,390 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 22:58:20,427 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 22:58:20,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:20,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2226 states to 1158 states and 2226 transitions. [2023-11-24 22:58:20,498 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 2226 transitions. [2023-11-24 22:58:20,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 22:58:20,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:20,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:20,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:20,714 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:58:20,725 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:20,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:20,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:20,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2224 states to 1158 states and 2224 transitions. [2023-11-24 22:58:20,751 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 2224 transitions. [2023-11-24 22:58:20,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 22:58:20,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:20,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:20,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:20,957 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:58:20,961 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:20,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:20,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:20,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2222 states to 1158 states and 2222 transitions. [2023-11-24 22:58:20,988 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 2222 transitions. [2023-11-24 22:58:20,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 22:58:20,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:20,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:21,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:21,333 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:58:21,335 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:21,339 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.