./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 -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 03d7b7b3 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test9-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d993ff45e37665d9abd93530677e1201b0648bf8ee13fa84b0c68926f580d988 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-21 03:20:34,211 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-21 03:20:34,212 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-21 03:20:34,244 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-21 03:20:34,244 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-21 03:20:34,247 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-21 03:20:34,249 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-21 03:20:34,252 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-21 03:20:34,254 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-21 03:20:34,257 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-21 03:20:34,258 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-21 03:20:34,259 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-21 03:20:34,260 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-21 03:20:34,262 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-21 03:20:34,263 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-21 03:20:34,265 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-21 03:20:34,265 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-21 03:20:34,266 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-21 03:20:34,269 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-21 03:20:34,274 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-21 03:20:34,275 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-21 03:20:34,276 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-21 03:20:34,277 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-21 03:20:34,278 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-21 03:20:34,284 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-21 03:20:34,284 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-21 03:20:34,284 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-21 03:20:34,286 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-21 03:20:34,286 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-21 03:20:34,287 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-21 03:20:34,288 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-21 03:20:34,289 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-21 03:20:34,290 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-21 03:20:34,291 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-21 03:20:34,292 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-21 03:20:34,292 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-21 03:20:34,293 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-21 03:20:34,293 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-21 03:20:34,293 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-21 03:20:34,294 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-21 03:20:34,294 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-21 03:20:34,295 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2022-02-21 03:20:34,330 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-21 03:20:34,331 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-21 03:20:34,331 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-21 03:20:34,331 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-21 03:20:34,332 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-21 03:20:34,332 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-21 03:20:34,333 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-21 03:20:34,333 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-21 03:20:34,333 INFO L138 SettingsManager]: * Use SBE=true [2022-02-21 03:20:34,333 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-21 03:20:34,334 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-21 03:20:34,334 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-02-21 03:20:34,335 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-21 03:20:34,335 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-21 03:20:34,335 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-21 03:20:34,335 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-21 03:20:34,335 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-21 03:20:34,336 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-21 03:20:34,336 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-02-21 03:20:34,336 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-21 03:20:34,336 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-21 03:20:34,336 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-21 03:20:34,337 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-21 03:20:34,337 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-21 03:20:34,337 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-21 03:20:34,337 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-21 03:20:34,337 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-21 03:20:34,339 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-21 03:20:34,339 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-21 03:20:34,339 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-21 03:20:34,339 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-21 03:20:34,339 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-21 03:20:34,340 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-21 03:20:34,340 INFO L138 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d993ff45e37665d9abd93530677e1201b0648bf8ee13fa84b0c68926f580d988 [2022-02-21 03:20:34,572 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-21 03:20:34,590 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-21 03:20:34,593 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-21 03:20:34,594 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-21 03:20:34,594 INFO L275 PluginConnector]: CDTParser initialized [2022-02-21 03:20:34,595 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test9-2.i [2022-02-21 03:20:34,652 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6e9cdd38/d8b75d61be104d999c1b9da2693fe2be/FLAGa1f35fb13 [2022-02-21 03:20:35,237 INFO L306 CDTParser]: Found 1 translation units. [2022-02-21 03:20:35,238 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test9-2.i [2022-02-21 03:20:35,259 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6e9cdd38/d8b75d61be104d999c1b9da2693fe2be/FLAGa1f35fb13 [2022-02-21 03:20:35,468 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6e9cdd38/d8b75d61be104d999c1b9da2693fe2be [2022-02-21 03:20:35,469 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-21 03:20:35,470 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-21 03:20:35,473 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-21 03:20:35,473 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-21 03:20:35,475 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-21 03:20:35,476 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 03:20:35" (1/1) ... [2022-02-21 03:20:35,477 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30c712d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:20:35, skipping insertion in model container [2022-02-21 03:20:35,477 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 03:20:35" (1/1) ... [2022-02-21 03:20:35,482 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-21 03:20:35,541 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-21 03:20:35,914 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test9-2.i[33021,33034] [2022-02-21 03:20:36,183 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test9-2.i[84583,84596] [2022-02-21 03:20:36,197 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-21 03:20:36,212 INFO L203 MainTranslator]: Completed pre-run [2022-02-21 03:20:36,250 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test9-2.i[33021,33034] [2022-02-21 03:20:36,357 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test9-2.i[84583,84596] [2022-02-21 03:20:36,373 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-21 03:20:36,410 INFO L208 MainTranslator]: Completed translation [2022-02-21 03:20:36,410 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:20:36 WrapperNode [2022-02-21 03:20:36,411 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-21 03:20:36,412 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-21 03:20:36,412 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-21 03:20:36,412 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-21 03:20:36,419 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:20:36" (1/1) ... [2022-02-21 03:20:36,503 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:20:36" (1/1) ... [2022-02-21 03:20:36,635 INFO L137 Inliner]: procedures = 177, calls = 781, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3027 [2022-02-21 03:20:36,636 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-21 03:20:36,637 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-21 03:20:36,637 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-21 03:20:36,637 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-21 03:20:36,650 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:20:36" (1/1) ... [2022-02-21 03:20:36,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:20:36" (1/1) ... [2022-02-21 03:20:36,662 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:20:36" (1/1) ... [2022-02-21 03:20:36,663 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:20:36" (1/1) ... [2022-02-21 03:20:36,711 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:20:36" (1/1) ... [2022-02-21 03:20:36,738 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:20:36" (1/1) ... [2022-02-21 03:20:36,755 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:20:36" (1/1) ... [2022-02-21 03:20:36,778 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-21 03:20:36,780 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-21 03:20:36,780 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-21 03:20:36,780 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-21 03:20:36,781 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:20:36" (1/1) ... [2022-02-21 03:20:36,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-21 03:20:36,796 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:20:36,812 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-21 03:20:36,834 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-21 03:20:36,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-21 03:20:36,854 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-02-21 03:20:36,855 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-02-21 03:20:36,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-21 03:20:36,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-02-21 03:20:36,855 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-02-21 03:20:36,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-02-21 03:20:36,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-21 03:20:36,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-02-21 03:20:36,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-21 03:20:36,856 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-02-21 03:20:36,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-02-21 03:20:36,856 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-21 03:20:36,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-21 03:20:36,857 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-21 03:20:36,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-21 03:20:37,134 INFO L234 CfgBuilder]: Building ICFG [2022-02-21 03:20:37,135 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-21 03:20:39,985 INFO L275 CfgBuilder]: Performing block encoding [2022-02-21 03:20:40,000 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-21 03:20:40,001 INFO L299 CfgBuilder]: Removed 63 assume(true) statements. [2022-02-21 03:20:40,003 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 03:20:40 BoogieIcfgContainer [2022-02-21 03:20:40,003 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-21 03:20:40,005 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-21 03:20:40,005 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-21 03:20:40,008 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-21 03:20:40,008 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.02 03:20:35" (1/3) ... [2022-02-21 03:20:40,009 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b7d5f61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.02 03:20:40, skipping insertion in model container [2022-02-21 03:20:40,009 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:20:36" (2/3) ... [2022-02-21 03:20:40,009 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b7d5f61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.02 03:20:40, skipping insertion in model container [2022-02-21 03:20:40,009 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 03:20:40" (3/3) ... [2022-02-21 03:20:40,010 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_SAX_test9-2.i [2022-02-21 03:20:40,015 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-21 03:20:40,015 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2022-02-21 03:20:40,066 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-21 03:20:40,072 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-02-21 03:20:40,072 INFO L340 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2022-02-21 03:20:40,141 INFO L276 IsEmpty]: Start isEmpty. Operand has 1208 states, 694 states have (on average 1.9135446685878963) internal successors, (1328), 1202 states have internal predecessors, (1328), 503 states have call successors, (503), 2 states have call predecessors, (503), 2 states have return successors, (503), 4 states have call predecessors, (503), 503 states have call successors, (503) [2022-02-21 03:20:40,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-02-21 03:20:40,146 INFO L506 BasicCegarLoop]: Found error trace [2022-02-21 03:20:40,147 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2022-02-21 03:20:40,147 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-02-21 03:20:40,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:20:40,155 INFO L85 PathProgramCache]: Analyzing trace with hash 552713999, now seen corresponding path program 1 times [2022-02-21 03:20:40,163 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:20:40,163 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1227084712] [2022-02-21 03:20:40,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:20:40,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:20:40,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:20:40,296 INFO L290 TraceCheckUtils]: 0: Hoare triple {1211#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);~count_int_int~0 := 0; {1211#true} is VALID [2022-02-21 03:20:40,296 INFO L290 TraceCheckUtils]: 1: Hoare triple {1211#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~mem21#1, main_#t~mem20#1, main_#t~mem22#1, main_#t~mem23#1, main_#t~switch24#1, main_#t~mem25#1, main_#t~mem26#1, main_#t~mem27#1, main_#t~mem28#1, main_#t~mem29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~malloc36#1.base, main_#t~malloc36#1.offset, main_#t~mem37#1.base, main_#t~mem37#1.offset, main_#t~mem38#1.base, main_#t~mem38#1.offset, main_#t~memset~res39#1.base, main_#t~memset~res39#1.offset, main_#t~mem40#1.base, main_#t~mem40#1.offset, main_#t~mem41#1.base, main_#t~mem41#1.offset, main_#t~mem42#1.base, main_#t~mem42#1.offset, main_#t~mem43#1.base, main_#t~mem43#1.offset, main_#t~mem44#1.base, main_#t~mem44#1.offset, main_#t~malloc45#1.base, main_#t~malloc45#1.offset, main_#t~mem46#1.base, main_#t~mem46#1.offset, main_#t~mem47#1.base, main_#t~mem47#1.offset, main_#t~mem48#1.base, main_#t~mem48#1.offset, main_#t~mem49#1.base, main_#t~mem49#1.offset, main_#t~mem50#1.base, main_#t~mem50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~memset~res52#1.base, main_#t~memset~res52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1, main_#t~post63#1, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1, main_#t~post69#1, main_#t~mem70#1.base, main_#t~mem70#1.offset, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem74#1, main_#t~mem73#1, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1, main_#t~short77#1, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~malloc80#1.base, main_#t~malloc80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1.base, main_#t~mem83#1.offset, main_#t~mem84#1, main_#t~memset~res85#1.base, main_#t~memset~res85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem90#1, main_#t~mem88#1.base, main_#t~mem88#1.offset, main_#t~mem89#1, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem94#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~ite95#1, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem106#1, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem105#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~pre109#1, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1, main_#t~mem112#1.base, main_#t~mem112#1.offset, main_#t~mem113#1, main_#t~post114#1, main_#t~mem118#1, main_#t~mem116#1, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem117#1, main_#t~mem119#1, main_#t~post120#1, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~post97#1, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1.base, main_#t~mem125#1.offset, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~post130#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem132#1.base, main_#t~mem132#1.offset, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem137#1, main_#t~mem135#1.base, main_#t~mem135#1.offset, main_#t~mem136#1, main_#t~ite140#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~mem5#1, main_#t~post6#1, main_#t~mem7#1, main_#t~mem147#1, main_#t~mem146#1, main_#t~mem148#1, main_#t~mem149#1, main_#t~mem151#1, main_#t~mem150#1, main_#t~mem152#1, main_#t~mem153#1, main_#t~mem155#1, main_#t~mem154#1, main_#t~mem156#1, main_#t~mem157#1, main_#t~switch158#1, main_#t~mem159#1, main_#t~mem160#1, main_#t~mem161#1, main_#t~mem162#1, main_#t~mem163#1, main_#t~mem164#1, main_#t~mem165#1, main_#t~mem166#1, main_#t~mem167#1, main_#t~mem168#1, main_#t~mem169#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem170#1.base, main_#t~mem170#1.offset, main_#t~mem171#1, main_#t~mem172#1.base, main_#t~mem172#1.offset, main_#t~mem173#1.base, main_#t~mem173#1.offset, main_#t~mem174#1.base, main_#t~mem174#1.offset, main_#t~mem175#1.base, main_#t~mem175#1.offset, main_#t~mem176#1.base, main_#t~mem176#1.offset, main_#t~mem177#1.base, main_#t~mem177#1.offset, main_#t~mem178#1.base, main_#t~mem178#1.offset, main_#t~mem179#1, main_#t~mem180#1, main_#t~mem181#1, main_#t~short182#1, main_#t~mem183#1.base, main_#t~mem183#1.offset, main_#t~ret184#1, main_#t~mem185#1.base, main_#t~mem185#1.offset, main_#t~mem186#1.base, main_#t~mem186#1.offset, main_#t~mem187#1.base, main_#t~mem187#1.offset, main_#t~mem188#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem189#1, main_#t~mem190#1, main_#t~mem144#1, main_#t~mem145#1, main_#t~ite192#1.base, main_#t~ite192#1.offset, main_#t~mem191#1.base, main_#t~mem191#1.offset, main_#t~mem195#1.base, main_#t~mem195#1.offset, main_#t~mem196#1.base, main_#t~mem196#1.offset, main_#t~short197#1, main_#t~mem198#1.base, main_#t~mem198#1.offset, main_#t~mem199#1.base, main_#t~mem199#1.offset, main_#t~mem200#1.base, main_#t~mem200#1.offset, main_#t~mem201#1.base, main_#t~mem201#1.offset, main_#t~mem202#1.base, main_#t~mem202#1.offset, main_#t~mem203#1.base, main_#t~mem203#1.offset, main_#t~mem204#1.base, main_#t~mem204#1.offset, main_#t~mem205#1.base, main_#t~mem205#1.offset, main_#t~mem206#1, main_#t~mem207#1.base, main_#t~mem207#1.offset, main_#t~mem208#1.base, main_#t~mem208#1.offset, main_#t~mem209#1.base, main_#t~mem209#1.offset, main_#t~mem210#1, main_#t~mem211#1.base, main_#t~mem211#1.offset, main_#t~mem212#1.base, main_#t~mem212#1.offset, main_#t~mem213#1.base, main_#t~mem213#1.offset, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1.base, main_#t~mem215#1.offset, main_#t~mem216#1, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem220#1, main_#t~mem218#1.base, main_#t~mem218#1.offset, main_#t~mem219#1, main_#t~mem221#1.base, main_#t~mem221#1.offset, main_#t~mem222#1.base, main_#t~mem222#1.offset, main_#t~mem223#1, main_#t~post224#1, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~mem226#1.base, main_#t~mem226#1.offset, main_#t~mem227#1.base, main_#t~mem227#1.offset, main_#t~mem228#1.base, main_#t~mem228#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~mem230#1.base, main_#t~mem230#1.offset, main_#t~mem231#1.base, main_#t~mem231#1.offset, main_#t~mem232#1.base, main_#t~mem232#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem233#1.base, main_#t~mem233#1.offset, main_#t~mem234#1, main_#t~post235#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~ite194#1.base, main_#t~ite194#1.offset, main_#t~mem193#1.base, main_#t~mem193#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset, main_~temp~0#1.base, main_~temp~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); {1211#true} is VALID [2022-02-21 03:20:40,297 INFO L290 TraceCheckUtils]: 2: Hoare triple {1211#true} call main_#t~mem7#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4); {1211#true} is VALID [2022-02-21 03:20:40,297 INFO L290 TraceCheckUtils]: 3: Hoare triple {1211#true} assume !!(main_#t~mem7#1 < 1000);havoc main_#t~mem7#1;call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset; {1211#true} is VALID [2022-02-21 03:20:40,298 INFO L290 TraceCheckUtils]: 4: Hoare triple {1211#true} assume main_~user~0#1.base == 0 && main_~user~0#1.offset == 0;assume false; {1212#false} is VALID [2022-02-21 03:20:40,298 INFO L290 TraceCheckUtils]: 5: Hoare triple {1212#false} call main_#t~mem9#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem9#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem9#1;call main_#t~mem10#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem11#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4); {1212#false} is VALID [2022-02-21 03:20:40,299 INFO L290 TraceCheckUtils]: 6: Hoare triple {1212#false} assume !(main_#t~mem10#1 * main_#t~mem11#1 <= 2147483647); {1212#false} is VALID [2022-02-21 03:20:40,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-21 03:20:40,300 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-21 03:20:40,300 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1227084712] [2022-02-21 03:20:40,301 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1227084712] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-21 03:20:40,301 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-21 03:20:40,301 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-21 03:20:40,303 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [565152363] [2022-02-21 03:20:40,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-21 03:20:40,307 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2022-02-21 03:20:40,308 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-21 03:20:40,310 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:20:40,321 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 7 edges. 7 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 03:20:40,321 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-21 03:20:40,321 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-21 03:20:40,341 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-21 03:20:40,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-21 03:20:40,354 INFO L87 Difference]: Start difference. First operand has 1208 states, 694 states have (on average 1.9135446685878963) internal successors, (1328), 1202 states have internal predecessors, (1328), 503 states have call successors, (503), 2 states have call predecessors, (503), 2 states have return successors, (503), 4 states have call predecessors, (503), 503 states have call successors, (503) Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:20:43,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:20:43,163 INFO L93 Difference]: Finished difference Result 2414 states and 5166 transitions. [2022-02-21 03:20:43,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-21 03:20:43,163 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2022-02-21 03:20:43,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-21 03:20:43,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:20:43,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 5166 transitions. [2022-02-21 03:20:43,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:20:44,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 5166 transitions. [2022-02-21 03:20:44,309 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 5166 transitions. [2022-02-21 03:20:48,342 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 5166 edges. 5166 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 03:20:48,623 INFO L225 Difference]: With dead ends: 2414 [2022-02-21 03:20:48,624 INFO L226 Difference]: Without dead ends: 1175 [2022-02-21 03:20:48,636 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-21 03:20:48,640 INFO L933 BasicCegarLoop]: 2265 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2265 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-21 03:20:48,642 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 2265 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-21 03:20:48,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1175 states. [2022-02-21 03:20:48,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1175 to 1175. [2022-02-21 03:20:48,897 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-21 03:20:48,905 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1175 states. Second operand has 1175 states, 662 states have (on average 1.8353474320241692) internal successors, (1215), 1169 states have internal predecessors, (1215), 503 states have call successors, (503), 2 states have call predecessors, (503), 2 states have return successors, (503), 4 states have call predecessors, (503), 503 states have call successors, (503) [2022-02-21 03:20:48,912 INFO L74 IsIncluded]: Start isIncluded. First operand 1175 states. Second operand has 1175 states, 662 states have (on average 1.8353474320241692) internal successors, (1215), 1169 states have internal predecessors, (1215), 503 states have call successors, (503), 2 states have call predecessors, (503), 2 states have return successors, (503), 4 states have call predecessors, (503), 503 states have call successors, (503) [2022-02-21 03:20:48,918 INFO L87 Difference]: Start difference. First operand 1175 states. Second operand has 1175 states, 662 states have (on average 1.8353474320241692) internal successors, (1215), 1169 states have internal predecessors, (1215), 503 states have call successors, (503), 2 states have call predecessors, (503), 2 states have return successors, (503), 4 states have call predecessors, (503), 503 states have call successors, (503) [2022-02-21 03:20:49,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:20:49,224 INFO L93 Difference]: Finished difference Result 1175 states and 2221 transitions. [2022-02-21 03:20:49,224 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 2221 transitions. [2022-02-21 03:20:49,240 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 03:20:49,241 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 03:20:49,246 INFO L74 IsIncluded]: Start isIncluded. First operand has 1175 states, 662 states have (on average 1.8353474320241692) internal successors, (1215), 1169 states have internal predecessors, (1215), 503 states have call successors, (503), 2 states have call predecessors, (503), 2 states have return successors, (503), 4 states have call predecessors, (503), 503 states have call successors, (503) Second operand 1175 states. [2022-02-21 03:20:49,251 INFO L87 Difference]: Start difference. First operand has 1175 states, 662 states have (on average 1.8353474320241692) internal successors, (1215), 1169 states have internal predecessors, (1215), 503 states have call successors, (503), 2 states have call predecessors, (503), 2 states have return successors, (503), 4 states have call predecessors, (503), 503 states have call successors, (503) Second operand 1175 states. [2022-02-21 03:20:49,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:20:49,590 INFO L93 Difference]: Finished difference Result 1175 states and 2221 transitions. [2022-02-21 03:20:49,590 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 2221 transitions. [2022-02-21 03:20:49,595 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 03:20:49,596 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 03:20:49,596 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-21 03:20:49,596 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-21 03:20:49,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1175 states, 662 states have (on average 1.8353474320241692) internal successors, (1215), 1169 states have internal predecessors, (1215), 503 states have call successors, (503), 2 states have call predecessors, (503), 2 states have return successors, (503), 4 states have call predecessors, (503), 503 states have call successors, (503) [2022-02-21 03:20:49,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 1175 states and 2221 transitions. [2022-02-21 03:20:49,949 INFO L78 Accepts]: Start accepts. Automaton has 1175 states and 2221 transitions. Word has length 7 [2022-02-21 03:20:49,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-21 03:20:49,950 INFO L470 AbstractCegarLoop]: Abstraction has 1175 states and 2221 transitions. [2022-02-21 03:20:49,951 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:20:49,954 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 2221 transitions. [2022-02-21 03:20:49,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-02-21 03:20:49,954 INFO L506 BasicCegarLoop]: Found error trace [2022-02-21 03:20:49,955 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2022-02-21 03:20:49,955 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-21 03:20:49,956 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-02-21 03:20:49,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:20:49,959 INFO L85 PathProgramCache]: Analyzing trace with hash 552715921, now seen corresponding path program 1 times [2022-02-21 03:20:49,960 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:20:49,966 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1470731472] [2022-02-21 03:20:49,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:20:49,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:20:50,011 ERROR L252 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-02-21 03:20:50,012 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1821864247] [2022-02-21 03:20:50,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:20:50,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-21 03:20:50,012 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:20:50,014 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-21 03:20:50,015 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-02-21 03:20:50,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:20:50,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 13 conjunts are in the unsatisfiable core [2022-02-21 03:20:50,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:20:50,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-21 03:20:50,289 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-02-21 03:20:50,294 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-02-21 03:20:50,338 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-02-21 03:20:50,338 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-02-21 03:20:50,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-21 03:20:50,455 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-02-21 03:20:50,474 INFO L290 TraceCheckUtils]: 0: Hoare triple {8758#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);~count_int_int~0 := 0; {8758#true} is VALID [2022-02-21 03:20:50,475 INFO L290 TraceCheckUtils]: 1: Hoare triple {8758#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~mem21#1, main_#t~mem20#1, main_#t~mem22#1, main_#t~mem23#1, main_#t~switch24#1, main_#t~mem25#1, main_#t~mem26#1, main_#t~mem27#1, main_#t~mem28#1, main_#t~mem29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~malloc36#1.base, main_#t~malloc36#1.offset, main_#t~mem37#1.base, main_#t~mem37#1.offset, main_#t~mem38#1.base, main_#t~mem38#1.offset, main_#t~memset~res39#1.base, main_#t~memset~res39#1.offset, main_#t~mem40#1.base, main_#t~mem40#1.offset, main_#t~mem41#1.base, main_#t~mem41#1.offset, main_#t~mem42#1.base, main_#t~mem42#1.offset, main_#t~mem43#1.base, main_#t~mem43#1.offset, main_#t~mem44#1.base, main_#t~mem44#1.offset, main_#t~malloc45#1.base, main_#t~malloc45#1.offset, main_#t~mem46#1.base, main_#t~mem46#1.offset, main_#t~mem47#1.base, main_#t~mem47#1.offset, main_#t~mem48#1.base, main_#t~mem48#1.offset, main_#t~mem49#1.base, main_#t~mem49#1.offset, main_#t~mem50#1.base, main_#t~mem50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~memset~res52#1.base, main_#t~memset~res52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1, main_#t~post63#1, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1, main_#t~post69#1, main_#t~mem70#1.base, main_#t~mem70#1.offset, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem74#1, main_#t~mem73#1, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1, main_#t~short77#1, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~malloc80#1.base, main_#t~malloc80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1.base, main_#t~mem83#1.offset, main_#t~mem84#1, main_#t~memset~res85#1.base, main_#t~memset~res85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem90#1, main_#t~mem88#1.base, main_#t~mem88#1.offset, main_#t~mem89#1, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem94#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~ite95#1, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem106#1, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem105#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~pre109#1, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1, main_#t~mem112#1.base, main_#t~mem112#1.offset, main_#t~mem113#1, main_#t~post114#1, main_#t~mem118#1, main_#t~mem116#1, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem117#1, main_#t~mem119#1, main_#t~post120#1, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~post97#1, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1.base, main_#t~mem125#1.offset, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~post130#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem132#1.base, main_#t~mem132#1.offset, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem137#1, main_#t~mem135#1.base, main_#t~mem135#1.offset, main_#t~mem136#1, main_#t~ite140#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~mem5#1, main_#t~post6#1, main_#t~mem7#1, main_#t~mem147#1, main_#t~mem146#1, main_#t~mem148#1, main_#t~mem149#1, main_#t~mem151#1, main_#t~mem150#1, main_#t~mem152#1, main_#t~mem153#1, main_#t~mem155#1, main_#t~mem154#1, main_#t~mem156#1, main_#t~mem157#1, main_#t~switch158#1, main_#t~mem159#1, main_#t~mem160#1, main_#t~mem161#1, main_#t~mem162#1, main_#t~mem163#1, main_#t~mem164#1, main_#t~mem165#1, main_#t~mem166#1, main_#t~mem167#1, main_#t~mem168#1, main_#t~mem169#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem170#1.base, main_#t~mem170#1.offset, main_#t~mem171#1, main_#t~mem172#1.base, main_#t~mem172#1.offset, main_#t~mem173#1.base, main_#t~mem173#1.offset, main_#t~mem174#1.base, main_#t~mem174#1.offset, main_#t~mem175#1.base, main_#t~mem175#1.offset, main_#t~mem176#1.base, main_#t~mem176#1.offset, main_#t~mem177#1.base, main_#t~mem177#1.offset, main_#t~mem178#1.base, main_#t~mem178#1.offset, main_#t~mem179#1, main_#t~mem180#1, main_#t~mem181#1, main_#t~short182#1, main_#t~mem183#1.base, main_#t~mem183#1.offset, main_#t~ret184#1, main_#t~mem185#1.base, main_#t~mem185#1.offset, main_#t~mem186#1.base, main_#t~mem186#1.offset, main_#t~mem187#1.base, main_#t~mem187#1.offset, main_#t~mem188#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem189#1, main_#t~mem190#1, main_#t~mem144#1, main_#t~mem145#1, main_#t~ite192#1.base, main_#t~ite192#1.offset, main_#t~mem191#1.base, main_#t~mem191#1.offset, main_#t~mem195#1.base, main_#t~mem195#1.offset, main_#t~mem196#1.base, main_#t~mem196#1.offset, main_#t~short197#1, main_#t~mem198#1.base, main_#t~mem198#1.offset, main_#t~mem199#1.base, main_#t~mem199#1.offset, main_#t~mem200#1.base, main_#t~mem200#1.offset, main_#t~mem201#1.base, main_#t~mem201#1.offset, main_#t~mem202#1.base, main_#t~mem202#1.offset, main_#t~mem203#1.base, main_#t~mem203#1.offset, main_#t~mem204#1.base, main_#t~mem204#1.offset, main_#t~mem205#1.base, main_#t~mem205#1.offset, main_#t~mem206#1, main_#t~mem207#1.base, main_#t~mem207#1.offset, main_#t~mem208#1.base, main_#t~mem208#1.offset, main_#t~mem209#1.base, main_#t~mem209#1.offset, main_#t~mem210#1, main_#t~mem211#1.base, main_#t~mem211#1.offset, main_#t~mem212#1.base, main_#t~mem212#1.offset, main_#t~mem213#1.base, main_#t~mem213#1.offset, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1.base, main_#t~mem215#1.offset, main_#t~mem216#1, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem220#1, main_#t~mem218#1.base, main_#t~mem218#1.offset, main_#t~mem219#1, main_#t~mem221#1.base, main_#t~mem221#1.offset, main_#t~mem222#1.base, main_#t~mem222#1.offset, main_#t~mem223#1, main_#t~post224#1, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~mem226#1.base, main_#t~mem226#1.offset, main_#t~mem227#1.base, main_#t~mem227#1.offset, main_#t~mem228#1.base, main_#t~mem228#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~mem230#1.base, main_#t~mem230#1.offset, main_#t~mem231#1.base, main_#t~mem231#1.offset, main_#t~mem232#1.base, main_#t~mem232#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem233#1.base, main_#t~mem233#1.offset, main_#t~mem234#1, main_#t~post235#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~ite194#1.base, main_#t~ite194#1.offset, main_#t~mem193#1.base, main_#t~mem193#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset, main_~temp~0#1.base, main_~temp~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); {8766#(and (= (select (select |#memory_int| |ULTIMATE.start_main_~#i~0#1.base|) |ULTIMATE.start_main_~#i~0#1.offset|) 0) (= (select |#valid| |ULTIMATE.start_main_~#i~0#1.base|) 1))} is VALID [2022-02-21 03:20:50,476 INFO L290 TraceCheckUtils]: 2: Hoare triple {8766#(and (= (select (select |#memory_int| |ULTIMATE.start_main_~#i~0#1.base|) |ULTIMATE.start_main_~#i~0#1.offset|) 0) (= (select |#valid| |ULTIMATE.start_main_~#i~0#1.base|) 1))} call main_#t~mem7#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4); {8766#(and (= (select (select |#memory_int| |ULTIMATE.start_main_~#i~0#1.base|) |ULTIMATE.start_main_~#i~0#1.offset|) 0) (= (select |#valid| |ULTIMATE.start_main_~#i~0#1.base|) 1))} is VALID [2022-02-21 03:20:50,476 INFO L290 TraceCheckUtils]: 3: Hoare triple {8766#(and (= (select (select |#memory_int| |ULTIMATE.start_main_~#i~0#1.base|) |ULTIMATE.start_main_~#i~0#1.offset|) 0) (= (select |#valid| |ULTIMATE.start_main_~#i~0#1.base|) 1))} assume !!(main_#t~mem7#1 < 1000);havoc main_#t~mem7#1;call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset; {8773#(and (= (select (select |#memory_int| |ULTIMATE.start_main_~#i~0#1.base|) |ULTIMATE.start_main_~#i~0#1.offset|) 0) (not (= |ULTIMATE.start_main_~user~0#1.base| |ULTIMATE.start_main_~#i~0#1.base|)))} is VALID [2022-02-21 03:20:50,477 INFO L290 TraceCheckUtils]: 4: Hoare triple {8773#(and (= (select (select |#memory_int| |ULTIMATE.start_main_~#i~0#1.base|) |ULTIMATE.start_main_~#i~0#1.offset|) 0) (not (= |ULTIMATE.start_main_~user~0#1.base| |ULTIMATE.start_main_~#i~0#1.base|)))} assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); {8773#(and (= (select (select |#memory_int| |ULTIMATE.start_main_~#i~0#1.base|) |ULTIMATE.start_main_~#i~0#1.offset|) 0) (not (= |ULTIMATE.start_main_~user~0#1.base| |ULTIMATE.start_main_~#i~0#1.base|)))} is VALID [2022-02-21 03:20:50,478 INFO L290 TraceCheckUtils]: 5: Hoare triple {8773#(and (= (select (select |#memory_int| |ULTIMATE.start_main_~#i~0#1.base|) |ULTIMATE.start_main_~#i~0#1.offset|) 0) (not (= |ULTIMATE.start_main_~user~0#1.base| |ULTIMATE.start_main_~#i~0#1.base|)))} call main_#t~mem9#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem9#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem9#1;call main_#t~mem10#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem11#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4); {8780#(= |ULTIMATE.start_main_#t~mem11#1| 0)} is VALID [2022-02-21 03:20:50,479 INFO L290 TraceCheckUtils]: 6: Hoare triple {8780#(= |ULTIMATE.start_main_#t~mem11#1| 0)} assume !(main_#t~mem10#1 * main_#t~mem11#1 <= 2147483647); {8759#false} is VALID [2022-02-21 03:20:50,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-21 03:20:50,479 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-02-21 03:20:50,479 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-21 03:20:50,480 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1470731472] [2022-02-21 03:20:50,480 WARN L317 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-02-21 03:20:50,480 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1821864247] [2022-02-21 03:20:50,480 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1821864247] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-21 03:20:50,480 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-21 03:20:50,481 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-21 03:20:50,481 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2050901067] [2022-02-21 03:20:50,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-21 03:20:50,482 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 1.75) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2022-02-21 03:20:50,483 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-21 03:20:50,483 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 5 states, 4 states have (on average 1.75) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:20:50,489 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 7 edges. 7 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 03:20:50,490 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-21 03:20:50,490 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-21 03:20:50,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-21 03:20:50,491 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-21 03:20:50,491 INFO L87 Difference]: Start difference. First operand 1175 states and 2221 transitions. Second operand has 5 states, 4 states have (on average 1.75) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:20:52,483 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-02-21 03:21:06,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:21:06,275 INFO L93 Difference]: Finished difference Result 2292 states and 4372 transitions. [2022-02-21 03:21:06,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-21 03:21:06,276 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 1.75) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2022-02-21 03:21:06,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-21 03:21:06,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 4 states have (on average 1.75) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:21:06,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 4372 transitions. [2022-02-21 03:21:06,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 4 states have (on average 1.75) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:21:07,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 4372 transitions. [2022-02-21 03:21:07,194 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 4372 transitions. [2022-02-21 03:21:10,673 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 4372 edges. 4372 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 03:21:11,067 INFO L225 Difference]: With dead ends: 2292 [2022-02-21 03:21:11,068 INFO L226 Difference]: Without dead ends: 2290 [2022-02-21 03:21:11,068 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-02-21 03:21:11,069 INFO L933 BasicCegarLoop]: 2674 mSDtfsCounter, 1185 mSDsluCounter, 5960 mSDsCounter, 0 mSdLazyCounter, 1753 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1685 SdHoareTripleChecker+Valid, 8634 SdHoareTripleChecker+Invalid, 1768 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 1753 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-02-21 03:21:11,070 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1685 Valid, 8634 Invalid, 1768 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [15 Valid, 1753 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-02-21 03:21:11,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2290 states. [2022-02-21 03:21:11,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2290 to 1181. [2022-02-21 03:21:11,304 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-21 03:21:11,310 INFO L82 GeneralOperation]: Start isEquivalent. First operand 2290 states. Second operand has 1181 states, 668 states have (on average 1.8293413173652695) internal successors, (1222), 1175 states have internal predecessors, (1222), 503 states have call successors, (503), 2 states have call predecessors, (503), 2 states have return successors, (503), 4 states have call predecessors, (503), 503 states have call successors, (503) [2022-02-21 03:21:11,315 INFO L74 IsIncluded]: Start isIncluded. First operand 2290 states. Second operand has 1181 states, 668 states have (on average 1.8293413173652695) internal successors, (1222), 1175 states have internal predecessors, (1222), 503 states have call successors, (503), 2 states have call predecessors, (503), 2 states have return successors, (503), 4 states have call predecessors, (503), 503 states have call successors, (503) [2022-02-21 03:21:11,319 INFO L87 Difference]: Start difference. First operand 2290 states. Second operand has 1181 states, 668 states have (on average 1.8293413173652695) internal successors, (1222), 1175 states have internal predecessors, (1222), 503 states have call successors, (503), 2 states have call predecessors, (503), 2 states have return successors, (503), 4 states have call predecessors, (503), 503 states have call successors, (503) [2022-02-21 03:21:12,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:21:12,342 INFO L93 Difference]: Finished difference Result 2290 states and 4370 transitions. [2022-02-21 03:21:12,342 INFO L276 IsEmpty]: Start isEmpty. Operand 2290 states and 4370 transitions. [2022-02-21 03:21:12,351 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 03:21:12,351 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 03:21:12,356 INFO L74 IsIncluded]: Start isIncluded. First operand has 1181 states, 668 states have (on average 1.8293413173652695) internal successors, (1222), 1175 states have internal predecessors, (1222), 503 states have call successors, (503), 2 states have call predecessors, (503), 2 states have return successors, (503), 4 states have call predecessors, (503), 503 states have call successors, (503) Second operand 2290 states. [2022-02-21 03:21:12,360 INFO L87 Difference]: Start difference. First operand has 1181 states, 668 states have (on average 1.8293413173652695) internal successors, (1222), 1175 states have internal predecessors, (1222), 503 states have call successors, (503), 2 states have call predecessors, (503), 2 states have return successors, (503), 4 states have call predecessors, (503), 503 states have call successors, (503) Second operand 2290 states. [2022-02-21 03:21:13,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:21:13,305 INFO L93 Difference]: Finished difference Result 2290 states and 4370 transitions. [2022-02-21 03:21:13,305 INFO L276 IsEmpty]: Start isEmpty. Operand 2290 states and 4370 transitions. [2022-02-21 03:21:13,317 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 03:21:13,317 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 03:21:13,317 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-21 03:21:13,318 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-21 03:21:13,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1181 states, 668 states have (on average 1.8293413173652695) internal successors, (1222), 1175 states have internal predecessors, (1222), 503 states have call successors, (503), 2 states have call predecessors, (503), 2 states have return successors, (503), 4 states have call predecessors, (503), 503 states have call successors, (503) [2022-02-21 03:21:13,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 1181 states and 2228 transitions. [2022-02-21 03:21:13,648 INFO L78 Accepts]: Start accepts. Automaton has 1181 states and 2228 transitions. Word has length 7 [2022-02-21 03:21:13,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-21 03:21:13,648 INFO L470 AbstractCegarLoop]: Abstraction has 1181 states and 2228 transitions. [2022-02-21 03:21:13,648 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 1.75) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:21:13,648 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 2228 transitions. [2022-02-21 03:21:13,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-02-21 03:21:13,649 INFO L506 BasicCegarLoop]: Found error trace [2022-02-21 03:21:13,649 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-21 03:21:13,669 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-02-21 03:21:13,860 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-21 03:21:13,860 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-02-21 03:21:13,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:21:13,861 INFO L85 PathProgramCache]: Analyzing trace with hash -1931275711, now seen corresponding path program 1 times [2022-02-21 03:21:13,861 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:21:13,862 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [612693973] [2022-02-21 03:21:13,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:21:13,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:21:13,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:21:13,946 INFO L290 TraceCheckUtils]: 0: Hoare triple {18427#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);~count_int_int~0 := 0; {18427#true} is VALID [2022-02-21 03:21:13,948 INFO L290 TraceCheckUtils]: 1: Hoare triple {18427#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~mem21#1, main_#t~mem20#1, main_#t~mem22#1, main_#t~mem23#1, main_#t~switch24#1, main_#t~mem25#1, main_#t~mem26#1, main_#t~mem27#1, main_#t~mem28#1, main_#t~mem29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~malloc36#1.base, main_#t~malloc36#1.offset, main_#t~mem37#1.base, main_#t~mem37#1.offset, main_#t~mem38#1.base, main_#t~mem38#1.offset, main_#t~memset~res39#1.base, main_#t~memset~res39#1.offset, main_#t~mem40#1.base, main_#t~mem40#1.offset, main_#t~mem41#1.base, main_#t~mem41#1.offset, main_#t~mem42#1.base, main_#t~mem42#1.offset, main_#t~mem43#1.base, main_#t~mem43#1.offset, main_#t~mem44#1.base, main_#t~mem44#1.offset, main_#t~malloc45#1.base, main_#t~malloc45#1.offset, main_#t~mem46#1.base, main_#t~mem46#1.offset, main_#t~mem47#1.base, main_#t~mem47#1.offset, main_#t~mem48#1.base, main_#t~mem48#1.offset, main_#t~mem49#1.base, main_#t~mem49#1.offset, main_#t~mem50#1.base, main_#t~mem50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~memset~res52#1.base, main_#t~memset~res52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1, main_#t~post63#1, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1, main_#t~post69#1, main_#t~mem70#1.base, main_#t~mem70#1.offset, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem74#1, main_#t~mem73#1, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1, main_#t~short77#1, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~malloc80#1.base, main_#t~malloc80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1.base, main_#t~mem83#1.offset, main_#t~mem84#1, main_#t~memset~res85#1.base, main_#t~memset~res85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem90#1, main_#t~mem88#1.base, main_#t~mem88#1.offset, main_#t~mem89#1, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem94#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~ite95#1, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem106#1, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem105#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~pre109#1, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1, main_#t~mem112#1.base, main_#t~mem112#1.offset, main_#t~mem113#1, main_#t~post114#1, main_#t~mem118#1, main_#t~mem116#1, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem117#1, main_#t~mem119#1, main_#t~post120#1, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~post97#1, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1.base, main_#t~mem125#1.offset, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~post130#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem132#1.base, main_#t~mem132#1.offset, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem137#1, main_#t~mem135#1.base, main_#t~mem135#1.offset, main_#t~mem136#1, main_#t~ite140#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~mem5#1, main_#t~post6#1, main_#t~mem7#1, main_#t~mem147#1, main_#t~mem146#1, main_#t~mem148#1, main_#t~mem149#1, main_#t~mem151#1, main_#t~mem150#1, main_#t~mem152#1, main_#t~mem153#1, main_#t~mem155#1, main_#t~mem154#1, main_#t~mem156#1, main_#t~mem157#1, main_#t~switch158#1, main_#t~mem159#1, main_#t~mem160#1, main_#t~mem161#1, main_#t~mem162#1, main_#t~mem163#1, main_#t~mem164#1, main_#t~mem165#1, main_#t~mem166#1, main_#t~mem167#1, main_#t~mem168#1, main_#t~mem169#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem170#1.base, main_#t~mem170#1.offset, main_#t~mem171#1, main_#t~mem172#1.base, main_#t~mem172#1.offset, main_#t~mem173#1.base, main_#t~mem173#1.offset, main_#t~mem174#1.base, main_#t~mem174#1.offset, main_#t~mem175#1.base, main_#t~mem175#1.offset, main_#t~mem176#1.base, main_#t~mem176#1.offset, main_#t~mem177#1.base, main_#t~mem177#1.offset, main_#t~mem178#1.base, main_#t~mem178#1.offset, main_#t~mem179#1, main_#t~mem180#1, main_#t~mem181#1, main_#t~short182#1, main_#t~mem183#1.base, main_#t~mem183#1.offset, main_#t~ret184#1, main_#t~mem185#1.base, main_#t~mem185#1.offset, main_#t~mem186#1.base, main_#t~mem186#1.offset, main_#t~mem187#1.base, main_#t~mem187#1.offset, main_#t~mem188#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem189#1, main_#t~mem190#1, main_#t~mem144#1, main_#t~mem145#1, main_#t~ite192#1.base, main_#t~ite192#1.offset, main_#t~mem191#1.base, main_#t~mem191#1.offset, main_#t~mem195#1.base, main_#t~mem195#1.offset, main_#t~mem196#1.base, main_#t~mem196#1.offset, main_#t~short197#1, main_#t~mem198#1.base, main_#t~mem198#1.offset, main_#t~mem199#1.base, main_#t~mem199#1.offset, main_#t~mem200#1.base, main_#t~mem200#1.offset, main_#t~mem201#1.base, main_#t~mem201#1.offset, main_#t~mem202#1.base, main_#t~mem202#1.offset, main_#t~mem203#1.base, main_#t~mem203#1.offset, main_#t~mem204#1.base, main_#t~mem204#1.offset, main_#t~mem205#1.base, main_#t~mem205#1.offset, main_#t~mem206#1, main_#t~mem207#1.base, main_#t~mem207#1.offset, main_#t~mem208#1.base, main_#t~mem208#1.offset, main_#t~mem209#1.base, main_#t~mem209#1.offset, main_#t~mem210#1, main_#t~mem211#1.base, main_#t~mem211#1.offset, main_#t~mem212#1.base, main_#t~mem212#1.offset, main_#t~mem213#1.base, main_#t~mem213#1.offset, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1.base, main_#t~mem215#1.offset, main_#t~mem216#1, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem220#1, main_#t~mem218#1.base, main_#t~mem218#1.offset, main_#t~mem219#1, main_#t~mem221#1.base, main_#t~mem221#1.offset, main_#t~mem222#1.base, main_#t~mem222#1.offset, main_#t~mem223#1, main_#t~post224#1, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~mem226#1.base, main_#t~mem226#1.offset, main_#t~mem227#1.base, main_#t~mem227#1.offset, main_#t~mem228#1.base, main_#t~mem228#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~mem230#1.base, main_#t~mem230#1.offset, main_#t~mem231#1.base, main_#t~mem231#1.offset, main_#t~mem232#1.base, main_#t~mem232#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem233#1.base, main_#t~mem233#1.offset, main_#t~mem234#1, main_#t~post235#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~ite194#1.base, main_#t~ite194#1.offset, main_#t~mem193#1.base, main_#t~mem193#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset, main_~temp~0#1.base, main_~temp~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); {18429#(= (select (select |#memory_int| |ULTIMATE.start_main_~#i~0#1.base|) |ULTIMATE.start_main_~#i~0#1.offset|) 0)} is VALID [2022-02-21 03:21:13,952 INFO L290 TraceCheckUtils]: 2: Hoare triple {18429#(= (select (select |#memory_int| |ULTIMATE.start_main_~#i~0#1.base|) |ULTIMATE.start_main_~#i~0#1.offset|) 0)} call main_#t~mem7#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4); {18430#(= |ULTIMATE.start_main_#t~mem7#1| 0)} is VALID [2022-02-21 03:21:13,953 INFO L290 TraceCheckUtils]: 3: Hoare triple {18430#(= |ULTIMATE.start_main_#t~mem7#1| 0)} assume !(main_#t~mem7#1 < 1000);havoc main_#t~mem7#1; {18428#false} is VALID [2022-02-21 03:21:13,953 INFO L290 TraceCheckUtils]: 4: Hoare triple {18428#false} call write~int(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); {18428#false} is VALID [2022-02-21 03:21:13,953 INFO L290 TraceCheckUtils]: 5: Hoare triple {18428#false} call main_#t~mem145#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4); {18428#false} is VALID [2022-02-21 03:21:13,954 INFO L290 TraceCheckUtils]: 6: Hoare triple {18428#false} assume !!(main_#t~mem145#1 < 1000);havoc main_#t~mem145#1; {18428#false} is VALID [2022-02-21 03:21:13,954 INFO L290 TraceCheckUtils]: 7: Hoare triple {18428#false} havoc main_~_hf_hashv~0#1; {18428#false} is VALID [2022-02-21 03:21:13,954 INFO L290 TraceCheckUtils]: 8: Hoare triple {18428#false} goto; {18428#false} is VALID [2022-02-21 03:21:13,954 INFO L290 TraceCheckUtils]: 9: Hoare triple {18428#false} havoc main_~_hj_i~1#1;havoc main_~_hj_j~1#1;havoc main_~_hj_k~1#1;main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset := main_~#i~0#1.base, main_~#i~0#1.offset;main_~_hf_hashv~0#1 := 4276993775;main_~_hj_j~1#1 := 2654435769;main_~_hj_i~1#1 := main_~_hj_j~1#1;main_~_hj_k~1#1 := 4; {18428#false} is VALID [2022-02-21 03:21:13,955 INFO L290 TraceCheckUtils]: 10: Hoare triple {18428#false} assume !(main_~_hj_k~1#1 % 4294967296 >= 12); {18428#false} is VALID [2022-02-21 03:21:13,955 INFO L290 TraceCheckUtils]: 11: Hoare triple {18428#false} main_~_hf_hashv~0#1 := 4 + main_~_hf_hashv~0#1;main_#t~switch158#1 := 11 == main_~_hj_k~1#1; {18428#false} is VALID [2022-02-21 03:21:13,955 INFO L290 TraceCheckUtils]: 12: Hoare triple {18428#false} assume main_#t~switch158#1;call main_#t~mem159#1 := read~int(main_~_hj_key~1#1.base, 10 + main_~_hj_key~1#1.offset, 1);main_~_hf_hashv~0#1 := main_~_hf_hashv~0#1 + 16777216 * (main_#t~mem159#1 % 256);havoc main_#t~mem159#1; {18428#false} is VALID [2022-02-21 03:21:13,955 INFO L290 TraceCheckUtils]: 13: Hoare triple {18428#false} main_#t~switch158#1 := main_#t~switch158#1 || 10 == main_~_hj_k~1#1; {18428#false} is VALID [2022-02-21 03:21:13,956 INFO L290 TraceCheckUtils]: 14: Hoare triple {18428#false} assume !main_#t~switch158#1; {18428#false} is VALID [2022-02-21 03:21:13,956 INFO L290 TraceCheckUtils]: 15: Hoare triple {18428#false} main_#t~switch158#1 := main_#t~switch158#1 || 9 == main_~_hj_k~1#1; {18428#false} is VALID [2022-02-21 03:21:13,956 INFO L290 TraceCheckUtils]: 16: Hoare triple {18428#false} assume main_#t~switch158#1;call main_#t~mem161#1 := read~int(main_~_hj_key~1#1.base, 8 + main_~_hj_key~1#1.offset, 1);main_~_hf_hashv~0#1 := main_~_hf_hashv~0#1 + 256 * (main_#t~mem161#1 % 256);havoc main_#t~mem161#1; {18428#false} is VALID [2022-02-21 03:21:13,956 INFO L290 TraceCheckUtils]: 17: Hoare triple {18428#false} main_#t~switch158#1 := main_#t~switch158#1 || 8 == main_~_hj_k~1#1; {18428#false} is VALID [2022-02-21 03:21:13,957 INFO L290 TraceCheckUtils]: 18: Hoare triple {18428#false} assume main_#t~switch158#1;call main_#t~mem162#1 := read~int(main_~_hj_key~1#1.base, 7 + main_~_hj_key~1#1.offset, 1);main_~_hj_j~1#1 := main_~_hj_j~1#1 + 16777216 * (main_#t~mem162#1 % 256);havoc main_#t~mem162#1; {18428#false} is VALID [2022-02-21 03:21:13,957 INFO L290 TraceCheckUtils]: 19: Hoare triple {18428#false} main_#t~switch158#1 := main_#t~switch158#1 || 7 == main_~_hj_k~1#1; {18428#false} is VALID [2022-02-21 03:21:13,957 INFO L290 TraceCheckUtils]: 20: Hoare triple {18428#false} assume main_#t~switch158#1;call main_#t~mem163#1 := read~int(main_~_hj_key~1#1.base, 6 + main_~_hj_key~1#1.offset, 1);main_~_hj_j~1#1 := main_~_hj_j~1#1 + 65536 * (main_#t~mem163#1 % 256);havoc main_#t~mem163#1; {18428#false} is VALID [2022-02-21 03:21:13,957 INFO L290 TraceCheckUtils]: 21: Hoare triple {18428#false} main_#t~switch158#1 := main_#t~switch158#1 || 6 == main_~_hj_k~1#1; {18428#false} is VALID [2022-02-21 03:21:13,958 INFO L290 TraceCheckUtils]: 22: Hoare triple {18428#false} assume main_#t~switch158#1;call main_#t~mem164#1 := read~int(main_~_hj_key~1#1.base, 5 + main_~_hj_key~1#1.offset, 1);main_~_hj_j~1#1 := main_~_hj_j~1#1 + 256 * (main_#t~mem164#1 % 256);havoc main_#t~mem164#1; {18428#false} is VALID [2022-02-21 03:21:13,958 INFO L290 TraceCheckUtils]: 23: Hoare triple {18428#false} main_#t~switch158#1 := main_#t~switch158#1 || 5 == main_~_hj_k~1#1; {18428#false} is VALID [2022-02-21 03:21:13,958 INFO L290 TraceCheckUtils]: 24: Hoare triple {18428#false} assume main_#t~switch158#1;call main_#t~mem165#1 := read~int(main_~_hj_key~1#1.base, 4 + main_~_hj_key~1#1.offset, 1);main_~_hj_j~1#1 := main_~_hj_j~1#1 + main_#t~mem165#1 % 256;havoc main_#t~mem165#1; {18428#false} is VALID [2022-02-21 03:21:13,958 INFO L290 TraceCheckUtils]: 25: Hoare triple {18428#false} main_#t~switch158#1 := main_#t~switch158#1 || 4 == main_~_hj_k~1#1; {18428#false} is VALID [2022-02-21 03:21:13,959 INFO L290 TraceCheckUtils]: 26: Hoare triple {18428#false} assume main_#t~switch158#1;call main_#t~mem166#1 := read~int(main_~_hj_key~1#1.base, 3 + main_~_hj_key~1#1.offset, 1);main_~_hj_i~1#1 := main_~_hj_i~1#1 + 16777216 * (main_#t~mem166#1 % 256);havoc main_#t~mem166#1; {18428#false} is VALID [2022-02-21 03:21:13,959 INFO L290 TraceCheckUtils]: 27: Hoare triple {18428#false} main_#t~switch158#1 := main_#t~switch158#1 || 3 == main_~_hj_k~1#1; {18428#false} is VALID [2022-02-21 03:21:13,959 INFO L290 TraceCheckUtils]: 28: Hoare triple {18428#false} assume !main_#t~switch158#1; {18428#false} is VALID [2022-02-21 03:21:13,959 INFO L290 TraceCheckUtils]: 29: Hoare triple {18428#false} main_#t~switch158#1 := main_#t~switch158#1 || 2 == main_~_hj_k~1#1; {18428#false} is VALID [2022-02-21 03:21:13,960 INFO L290 TraceCheckUtils]: 30: Hoare triple {18428#false} assume main_#t~switch158#1;call main_#t~mem168#1 := read~int(main_~_hj_key~1#1.base, 1 + main_~_hj_key~1#1.offset, 1);main_~_hj_i~1#1 := main_~_hj_i~1#1 + 256 * (main_#t~mem168#1 % 256);havoc main_#t~mem168#1; {18428#false} is VALID [2022-02-21 03:21:13,960 INFO L290 TraceCheckUtils]: 31: Hoare triple {18428#false} main_#t~switch158#1 := main_#t~switch158#1 || 1 == main_~_hj_k~1#1; {18428#false} is VALID [2022-02-21 03:21:13,960 INFO L290 TraceCheckUtils]: 32: Hoare triple {18428#false} assume main_#t~switch158#1;call main_#t~mem169#1 := read~int(main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, 1);main_~_hj_i~1#1 := main_~_hj_i~1#1 + main_#t~mem169#1 % 256;havoc main_#t~mem169#1; {18428#false} is VALID [2022-02-21 03:21:13,960 INFO L290 TraceCheckUtils]: 33: Hoare triple {18428#false} havoc main_#t~switch158#1; {18428#false} is VALID [2022-02-21 03:21:13,961 INFO L290 TraceCheckUtils]: 34: Hoare triple {18428#false} main_~_hj_i~1#1 := main_~_hj_i~1#1 - main_~_hj_j~1#1;main_~_hj_i~1#1 := main_~_hj_i~1#1 - main_~_hf_hashv~0#1;main_~_hj_i~1#1 := (if (1 == main_~_hj_i~1#1 || 0 == main_~_hj_i~1#1) && (1 == main_~_hf_hashv~0#1 / 8192 || 0 == main_~_hf_hashv~0#1 / 8192) then (if main_~_hj_i~1#1 == main_~_hf_hashv~0#1 / 8192 then 0 else 1) else (if 0 == main_~_hj_i~1#1 then main_~_hf_hashv~0#1 / 8192 else (if 0 == main_~_hf_hashv~0#1 / 8192 then main_~_hj_i~1#1 else ~bitwiseXOr(main_~_hj_i~1#1, main_~_hf_hashv~0#1 / 8192))));main_~_hj_j~1#1 := main_~_hj_j~1#1 - main_~_hf_hashv~0#1;main_~_hj_j~1#1 := main_~_hj_j~1#1 - main_~_hj_i~1#1;main_~_hj_j~1#1 := (if (1 == main_~_hj_j~1#1 || 0 == main_~_hj_j~1#1) && (1 == 256 * main_~_hj_i~1#1 || 0 == 256 * main_~_hj_i~1#1) then (if main_~_hj_j~1#1 == 256 * main_~_hj_i~1#1 then 0 else 1) else (if 0 == main_~_hj_j~1#1 then 256 * main_~_hj_i~1#1 else (if 0 == 256 * main_~_hj_i~1#1 then main_~_hj_j~1#1 else ~bitwiseXOr(main_~_hj_j~1#1, 256 * main_~_hj_i~1#1))));main_~_hf_hashv~0#1 := main_~_hf_hashv~0#1 - main_~_hj_i~1#1;main_~_hf_hashv~0#1 := main_~_hf_hashv~0#1 - main_~_hj_j~1#1;main_~_hf_hashv~0#1 := (if (1 == main_~_hf_hashv~0#1 || 0 == main_~_hf_hashv~0#1) && (1 == main_~_hj_j~1#1 / 8192 || 0 == main_~_hj_j~1#1 / 8192) then (if main_~_hf_hashv~0#1 == main_~_hj_j~1#1 / 8192 then 0 else 1) else (if 0 == main_~_hf_hashv~0#1 then main_~_hj_j~1#1 / 8192 else (if 0 == main_~_hj_j~1#1 / 8192 then main_~_hf_hashv~0#1 else ~bitwiseXOr(main_~_hf_hashv~0#1, main_~_hj_j~1#1 / 8192))));main_~_hj_i~1#1 := main_~_hj_i~1#1 - main_~_hj_j~1#1;main_~_hj_i~1#1 := main_~_hj_i~1#1 - main_~_hf_hashv~0#1;main_~_hj_i~1#1 := (if (1 == main_~_hj_i~1#1 || 0 == main_~_hj_i~1#1) && (1 == main_~_hf_hashv~0#1 / 4096 || 0 == main_~_hf_hashv~0#1 / 4096) then (if main_~_hj_i~1#1 == main_~_hf_hashv~0#1 / 4096 then 0 else 1) else (if 0 == main_~_hj_i~1#1 then main_~_hf_hashv~0#1 / 4096 else (if 0 == main_~_hf_hashv~0#1 / 4096 then main_~_hj_i~1#1 else ~bitwiseXOr(main_~_hj_i~1#1, main_~_hf_hashv~0#1 / 4096))));main_~_hj_j~1#1 := main_~_hj_j~1#1 - main_~_hf_hashv~0#1;main_~_hj_j~1#1 := main_~_hj_j~1#1 - main_~_hj_i~1#1;main_~_hj_j~1#1 := (if (1 == main_~_hj_j~1#1 || 0 == main_~_hj_j~1#1) && (1 == 65536 * main_~_hj_i~1#1 || 0 == 65536 * main_~_hj_i~1#1) then (if main_~_hj_j~1#1 == 65536 * main_~_hj_i~1#1 then 0 else 1) else (if 0 == main_~_hj_j~1#1 then 65536 * main_~_hj_i~1#1 else (if 0 == 65536 * main_~_hj_i~1#1 then main_~_hj_j~1#1 else ~bitwiseXOr(main_~_hj_j~1#1, 65536 * main_~_hj_i~1#1))));main_~_hf_hashv~0#1 := main_~_hf_hashv~0#1 - main_~_hj_i~1#1;main_~_hf_hashv~0#1 := main_~_hf_hashv~0#1 - main_~_hj_j~1#1;main_~_hf_hashv~0#1 := (if (1 == main_~_hf_hashv~0#1 || 0 == main_~_hf_hashv~0#1) && (1 == main_~_hj_j~1#1 / 32 || 0 == main_~_hj_j~1#1 / 32) then (if main_~_hf_hashv~0#1 == main_~_hj_j~1#1 / 32 then 0 else 1) else (if 0 == main_~_hf_hashv~0#1 then main_~_hj_j~1#1 / 32 else (if 0 == main_~_hj_j~1#1 / 32 then main_~_hf_hashv~0#1 else ~bitwiseXOr(main_~_hf_hashv~0#1, main_~_hj_j~1#1 / 32))));main_~_hj_i~1#1 := main_~_hj_i~1#1 - main_~_hj_j~1#1;main_~_hj_i~1#1 := main_~_hj_i~1#1 - main_~_hf_hashv~0#1;main_~_hj_i~1#1 := (if (1 == main_~_hj_i~1#1 || 0 == main_~_hj_i~1#1) && (1 == main_~_hf_hashv~0#1 / 8 || 0 == main_~_hf_hashv~0#1 / 8) then (if main_~_hj_i~1#1 == main_~_hf_hashv~0#1 / 8 then 0 else 1) else (if 0 == main_~_hj_i~1#1 then main_~_hf_hashv~0#1 / 8 else (if 0 == main_~_hf_hashv~0#1 / 8 then main_~_hj_i~1#1 else ~bitwiseXOr(main_~_hj_i~1#1, main_~_hf_hashv~0#1 / 8))));main_~_hj_j~1#1 := main_~_hj_j~1#1 - main_~_hf_hashv~0#1;main_~_hj_j~1#1 := main_~_hj_j~1#1 - main_~_hj_i~1#1;main_~_hj_j~1#1 := (if (1 == main_~_hj_j~1#1 || 0 == main_~_hj_j~1#1) && (1 == 1024 * main_~_hj_i~1#1 || 0 == 1024 * main_~_hj_i~1#1) then (if main_~_hj_j~1#1 == 1024 * main_~_hj_i~1#1 then 0 else 1) else (if 0 == main_~_hj_j~1#1 then 1024 * main_~_hj_i~1#1 else (if 0 == 1024 * main_~_hj_i~1#1 then main_~_hj_j~1#1 else ~bitwiseXOr(main_~_hj_j~1#1, 1024 * main_~_hj_i~1#1))));main_~_hf_hashv~0#1 := main_~_hf_hashv~0#1 - main_~_hj_i~1#1;main_~_hf_hashv~0#1 := main_~_hf_hashv~0#1 - main_~_hj_j~1#1;main_~_hf_hashv~0#1 := (if (1 == main_~_hf_hashv~0#1 || 0 == main_~_hf_hashv~0#1) && (1 == main_~_hj_j~1#1 / 32768 || 0 == main_~_hj_j~1#1 / 32768) then (if main_~_hf_hashv~0#1 == main_~_hj_j~1#1 / 32768 then 0 else 1) else (if 0 == main_~_hf_hashv~0#1 then main_~_hj_j~1#1 / 32768 else (if 0 == main_~_hj_j~1#1 / 32768 then main_~_hf_hashv~0#1 else ~bitwiseXOr(main_~_hf_hashv~0#1, main_~_hj_j~1#1 / 32768)))); {18428#false} is VALID [2022-02-21 03:21:13,961 INFO L290 TraceCheckUtils]: 35: Hoare triple {18428#false} goto; {18428#false} is VALID [2022-02-21 03:21:13,961 INFO L290 TraceCheckUtils]: 36: Hoare triple {18428#false} goto; {18428#false} is VALID [2022-02-21 03:21:13,962 INFO L290 TraceCheckUtils]: 37: Hoare triple {18428#false} goto; {18428#false} is VALID [2022-02-21 03:21:13,962 INFO L290 TraceCheckUtils]: 38: Hoare triple {18428#false} main_~tmp~0#1.base, main_~tmp~0#1.offset := 0, 0; {18428#false} is VALID [2022-02-21 03:21:13,962 INFO L290 TraceCheckUtils]: 39: Hoare triple {18428#false} assume !(main_~users~0#1.base != 0 || main_~users~0#1.offset != 0); {18428#false} is VALID [2022-02-21 03:21:13,962 INFO L290 TraceCheckUtils]: 40: Hoare triple {18428#false} goto; {18428#false} is VALID [2022-02-21 03:21:13,963 INFO L290 TraceCheckUtils]: 41: Hoare triple {18428#false} goto; {18428#false} is VALID [2022-02-21 03:21:13,963 INFO L290 TraceCheckUtils]: 42: Hoare triple {18428#false} assume main_~tmp~0#1.base != 0 || main_~tmp~0#1.offset != 0;call main_#t~mem189#1 := read~int(main_~tmp~0#1.base, main_~tmp~0#1.offset, 4);call main_#t~mem190#1 := read~int(main_~tmp~0#1.base, 4 + main_~tmp~0#1.offset, 4);assume { :begin_inline_test_int_int } true;test_int_int_#in~a#1, test_int_int_#in~b#1 := main_#t~mem189#1, main_#t~mem190#1;havoc test_int_int_#t~post3#1, test_int_int_#t~switch4#1, test_int_int_~a#1, test_int_int_~b#1;test_int_int_~a#1 := test_int_int_#in~a#1;test_int_int_~b#1 := test_int_int_#in~b#1;test_int_int_#t~post3#1 := ~count_int_int~0; {18428#false} is VALID [2022-02-21 03:21:13,963 INFO L290 TraceCheckUtils]: 43: Hoare triple {18428#false} assume !(1 + test_int_int_#t~post3#1 <= 2147483647); {18428#false} is VALID [2022-02-21 03:21:13,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-21 03:21:13,964 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-21 03:21:13,964 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [612693973] [2022-02-21 03:21:13,964 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [612693973] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-21 03:21:13,964 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-21 03:21:13,965 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-21 03:21:13,965 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1476687264] [2022-02-21 03:21:13,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-21 03:21:13,965 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 44 [2022-02-21 03:21:13,966 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-21 03:21:13,966 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:21:14,002 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 44 edges. 44 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 03:21:14,003 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-21 03:21:14,003 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-21 03:21:14,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-21 03:21:14,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-21 03:21:14,004 INFO L87 Difference]: Start difference. First operand 1181 states and 2228 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:21:23,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:21:23,118 INFO L93 Difference]: Finished difference Result 3322 states and 6406 transitions. [2022-02-21 03:21:23,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-21 03:21:23,119 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 44 [2022-02-21 03:21:23,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-21 03:21:23,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:21:23,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 6406 transitions. [2022-02-21 03:21:23,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:21:23,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 6406 transitions. [2022-02-21 03:21:23,951 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states and 6406 transitions. [2022-02-21 03:21:28,736 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 6406 edges. 6406 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 03:21:29,095 INFO L225 Difference]: With dead ends: 3322 [2022-02-21 03:21:29,095 INFO L226 Difference]: Without dead ends: 2249 [2022-02-21 03:21:29,099 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-02-21 03:21:29,100 INFO L933 BasicCegarLoop]: 2695 mSDtfsCounter, 1089 mSDsluCounter, 4343 mSDsCounter, 0 mSdLazyCounter, 623 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1589 SdHoareTripleChecker+Valid, 7038 SdHoareTripleChecker+Invalid, 626 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 623 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-21 03:21:29,101 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1589 Valid, 7038 Invalid, 626 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 623 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-21 03:21:29,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2249 states. [2022-02-21 03:21:29,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2249 to 1181. [2022-02-21 03:21:29,368 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-21 03:21:29,379 INFO L82 GeneralOperation]: Start isEquivalent. First operand 2249 states. Second operand has 1181 states, 668 states have (on average 1.8278443113772456) internal successors, (1221), 1175 states have internal predecessors, (1221), 503 states have call successors, (503), 2 states have call predecessors, (503), 2 states have return successors, (503), 4 states have call predecessors, (503), 503 states have call successors, (503) [2022-02-21 03:21:29,383 INFO L74 IsIncluded]: Start isIncluded. First operand 2249 states. Second operand has 1181 states, 668 states have (on average 1.8278443113772456) internal successors, (1221), 1175 states have internal predecessors, (1221), 503 states have call successors, (503), 2 states have call predecessors, (503), 2 states have return successors, (503), 4 states have call predecessors, (503), 503 states have call successors, (503) [2022-02-21 03:21:29,385 INFO L87 Difference]: Start difference. First operand 2249 states. Second operand has 1181 states, 668 states have (on average 1.8278443113772456) internal successors, (1221), 1175 states have internal predecessors, (1221), 503 states have call successors, (503), 2 states have call predecessors, (503), 2 states have return successors, (503), 4 states have call predecessors, (503), 503 states have call successors, (503)