./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_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_dea26824-715e-43c8-8202-1d85a58c0d8f/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dea26824-715e-43c8-8202-1d85a58c0d8f/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_dea26824-715e-43c8-8202-1d85a58c0d8f/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dea26824-715e-43c8-8202-1d85a58c0d8f/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test9-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dea26824-715e-43c8-8202-1d85a58c0d8f/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_dea26824-715e-43c8-8202-1d85a58c0d8f/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 d993ff45e37665d9abd93530677e1201b0648bf8ee13fa84b0c68926f580d988 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:04:18,603 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:04:18,738 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dea26824-715e-43c8-8202-1d85a58c0d8f/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 23:04:18,744 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:04:18,745 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:04:18,782 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:04:18,784 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:04:18,785 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:04:18,786 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:04:18,792 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:04:18,793 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:04:18,794 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:04:18,794 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:04:18,796 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:04:18,797 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:04:18,797 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:04:18,798 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:04:18,798 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:04:18,799 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:04:18,799 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:04:18,800 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:04:18,800 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:04:18,801 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:04:18,801 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:04:18,802 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:04:18,803 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:04:18,804 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:04:18,804 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:04:18,805 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:04:18,805 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:04:18,807 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:04:18,807 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:04:18,807 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:04:18,807 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:04:18,808 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:04:18,808 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_dea26824-715e-43c8-8202-1d85a58c0d8f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dea26824-715e-43c8-8202-1d85a58c0d8f/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d993ff45e37665d9abd93530677e1201b0648bf8ee13fa84b0c68926f580d988 [2023-11-24 23:04:19,173 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:04:19,207 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:04:19,210 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:04:19,211 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:04:19,212 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:04:19,214 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dea26824-715e-43c8-8202-1d85a58c0d8f/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test9-2.i [2023-11-24 23:04:22,458 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:04:22,903 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:04:22,903 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dea26824-715e-43c8-8202-1d85a58c0d8f/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test9-2.i [2023-11-24 23:04:22,937 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dea26824-715e-43c8-8202-1d85a58c0d8f/bin/ukojak-verify-afCqCEvfdi/data/ed3d07646/c33fdb866ad84af0ae6a97ba22868c43/FLAG662a1eedd [2023-11-24 23:04:22,954 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dea26824-715e-43c8-8202-1d85a58c0d8f/bin/ukojak-verify-afCqCEvfdi/data/ed3d07646/c33fdb866ad84af0ae6a97ba22868c43 [2023-11-24 23:04:22,959 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:04:22,961 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:04:22,964 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:04:22,964 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:04:22,970 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:04:22,972 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:04:22" (1/1) ... [2023-11-24 23:04:22,973 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69c28d14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:22, skipping insertion in model container [2023-11-24 23:04:22,974 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:04:22" (1/1) ... [2023-11-24 23:04:23,070 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:04:23,994 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:04:24,007 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:04:24,252 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:04:24,288 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:04:24,297 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:04:24,298 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:24 WrapperNode [2023-11-24 23:04:24,298 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:04:24,299 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:04:24,299 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:04:24,300 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:04:24,308 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:24" (1/1) ... [2023-11-24 23:04:24,356 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:24" (1/1) ... [2023-11-24 23:04:24,481 INFO L138 Inliner]: procedures = 177, calls = 783, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3360 [2023-11-24 23:04:24,482 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:04:24,483 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:04:24,483 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:04:24,483 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:04:24,493 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:24" (1/1) ... [2023-11-24 23:04:24,494 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:24" (1/1) ... [2023-11-24 23:04:24,510 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:24" (1/1) ... [2023-11-24 23:04:24,510 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:24" (1/1) ... [2023-11-24 23:04:24,581 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:24" (1/1) ... [2023-11-24 23:04:24,675 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:24" (1/1) ... [2023-11-24 23:04:24,684 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:24" (1/1) ... [2023-11-24 23:04:24,707 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:24" (1/1) ... [2023-11-24 23:04:24,738 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:04:24,740 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:04:24,740 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:04:24,740 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:04:24,741 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:24" (1/1) ... [2023-11-24 23:04:24,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:04:24,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dea26824-715e-43c8-8202-1d85a58c0d8f/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:04:24,778 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dea26824-715e-43c8-8202-1d85a58c0d8f/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:04:24,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dea26824-715e-43c8-8202-1d85a58c0d8f/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:04:24,828 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-24 23:04:24,828 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-24 23:04:24,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:04:24,829 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 23:04:24,829 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 23:04:24,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:04:24,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-24 23:04:24,830 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-24 23:04:24,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:04:24,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:04:24,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:04:24,831 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:04:24,831 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-24 23:04:24,831 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:04:24,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:04:24,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:04:24,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:04:24,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:04:25,060 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:04:25,062 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:04:28,196 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:04:30,242 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:04:30,242 INFO L309 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-24 23:04:30,244 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:04:30 BoogieIcfgContainer [2023-11-24 23:04:30,245 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:04:30,246 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:04:30,246 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:04:30,257 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:04:30,257 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:04:30" (1/1) ... [2023-11-24 23:04:30,269 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:04:30,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:30,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2219 states to 1137 states and 2219 transitions. [2023-11-24 23:04:30,405 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 2219 transitions. [2023-11-24 23:04:30,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:04:30,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:30,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:30,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:30,658 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 23:04:30,680 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:30,764 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 23:04:30,779 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 23:04:30,863 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 23:04:30,864 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-24 23:04:30,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 23:04:30,875 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 23:04:30,886 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 23:04:30,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:30,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2224 states to 1140 states and 2224 transitions. [2023-11-24 23:04:30,967 INFO L276 IsEmpty]: Start isEmpty. Operand 1140 states and 2224 transitions. [2023-11-24 23:04:30,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:04:30,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:30,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:31,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:31,133 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:04:31,138 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:31,150 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 23:04:31,221 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 23:04:31,222 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-24 23:04:31,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 23:04:31,231 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 23:04:31,238 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 23:04:31,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:31,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2229 states to 1143 states and 2229 transitions. [2023-11-24 23:04:31,416 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 2229 transitions. [2023-11-24 23:04:31,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:04:31,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:31,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:31,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:31,559 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:04:31,562 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:31,565 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 23:04:31,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:31,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2227 states to 1143 states and 2227 transitions. [2023-11-24 23:04:31,589 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 2227 transitions. [2023-11-24 23:04:31,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:04:31,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:31,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:31,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:31,795 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 23:04:31,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:31,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2223 states to 1143 states and 2223 transitions. [2023-11-24 23:04:31,971 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 2223 transitions. [2023-11-24 23:04:31,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:04:31,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:31,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:32,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:32,059 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:04:32,062 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:32,065 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 23:04:32,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:32,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2219 states to 1143 states and 2219 transitions. [2023-11-24 23:04:32,086 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 2219 transitions. [2023-11-24 23:04:32,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:04:32,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:32,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:32,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:32,194 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:04:32,197 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:32,199 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 23:04:32,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:32,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2213 states to 1143 states and 2213 transitions. [2023-11-24 23:04:32,227 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 2213 transitions. [2023-11-24 23:04:32,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 23:04:32,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:32,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:32,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:32,402 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:04:32,405 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:32,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:04:42,436 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:04:42,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:42,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2207 states to 1143 states and 2207 transitions. [2023-11-24 23:04:42,566 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 2207 transitions. [2023-11-24 23:04:42,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 23:04:42,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:42,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:42,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:42,878 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:04:42,883 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:43,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:04:53,538 WARN L539 Checker$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 23:05:03,567 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:05:13,604 WARN L539 Checker$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 23:05:23,635 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 23:05:23,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:23,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2226 states to 1158 states and 2226 transitions. [2023-11-24 23:05:23,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 2226 transitions. [2023-11-24 23:05:23,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 23:05:23,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:23,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:23,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:23,956 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:05:23,960 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:23,963 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 23:05:23,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:23,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2224 states to 1158 states and 2224 transitions. [2023-11-24 23:05:23,990 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 2224 transitions. [2023-11-24 23:05:23,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 23:05:23,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:24,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:24,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:24,232 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:05:24,236 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:24,239 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 23:05:24,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:24,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2222 states to 1158 states and 2222 transitions. [2023-11-24 23:05:24,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 2222 transitions. [2023-11-24 23:05:24,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 23:05:24,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:24,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:24,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:24,602 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:05:24,605 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:05:24,608 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.