./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-1.i --full-output -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for termination 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/AutomizerTermination.xml -i ../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-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(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a74358cfc3b57ddf641c2843362a5594690e287c76148ee1838c9104dbe09de1 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-21 04:45:34,370 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-21 04:45:34,372 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-21 04:45:34,404 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-21 04:45:34,405 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-21 04:45:34,407 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-21 04:45:34,408 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-21 04:45:34,410 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-21 04:45:34,411 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-21 04:45:34,415 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-21 04:45:34,416 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-21 04:45:34,416 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-21 04:45:34,417 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-21 04:45:34,418 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-21 04:45:34,419 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-21 04:45:34,422 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-21 04:45:34,422 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-21 04:45:34,423 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-21 04:45:34,425 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-21 04:45:34,429 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-21 04:45:34,429 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-21 04:45:34,430 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-21 04:45:34,431 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-21 04:45:34,432 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-21 04:45:34,433 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-21 04:45:34,434 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-21 04:45:34,434 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-21 04:45:34,434 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-21 04:45:34,434 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-21 04:45:34,435 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-21 04:45:34,435 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-21 04:45:34,435 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-21 04:45:34,436 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-21 04:45:34,436 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-21 04:45:34,437 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-21 04:45:34,437 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-21 04:45:34,437 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-21 04:45:34,437 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-21 04:45:34,438 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-21 04:45:34,438 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-21 04:45:34,438 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-21 04:45:34,449 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-02-21 04:45:34,468 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-21 04:45:34,469 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-21 04:45:34,469 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-21 04:45:34,469 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-21 04:45:34,470 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-21 04:45:34,470 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-21 04:45:34,470 INFO L138 SettingsManager]: * Use SBE=true [2022-02-21 04:45:34,470 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-02-21 04:45:34,471 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-02-21 04:45:34,471 INFO L138 SettingsManager]: * Use old map elimination=false [2022-02-21 04:45:34,471 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-02-21 04:45:34,471 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-02-21 04:45:34,472 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-02-21 04:45:34,472 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-21 04:45:34,472 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-21 04:45:34,472 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-02-21 04:45:34,472 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-21 04:45:34,472 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-21 04:45:34,472 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-21 04:45:34,473 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-02-21 04:45:34,473 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-02-21 04:45:34,473 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-02-21 04:45:34,473 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-21 04:45:34,473 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-21 04:45:34,474 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-02-21 04:45:34,474 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-21 04:45:34,474 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-02-21 04:45:34,475 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-21 04:45:34,475 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-21 04:45:34,475 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-21 04:45:34,475 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-21 04:45:34,476 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-02-21 04:45:34,476 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a74358cfc3b57ddf641c2843362a5594690e287c76148ee1838c9104dbe09de1 [2022-02-21 04:45:34,657 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-21 04:45:34,674 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-21 04:45:34,675 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-21 04:45:34,676 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-21 04:45:34,677 INFO L275 PluginConnector]: CDTParser initialized [2022-02-21 04:45:34,678 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-1.i [2022-02-21 04:45:34,728 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73af0134c/4f561859c89d4c1fb489e9e1311f7852/FLAG810c4a300 [2022-02-21 04:45:35,151 INFO L306 CDTParser]: Found 1 translation units. [2022-02-21 04:45:35,152 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-1.i [2022-02-21 04:45:35,165 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73af0134c/4f561859c89d4c1fb489e9e1311f7852/FLAG810c4a300 [2022-02-21 04:45:35,457 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73af0134c/4f561859c89d4c1fb489e9e1311f7852 [2022-02-21 04:45:35,459 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-21 04:45:35,460 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-21 04:45:35,471 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-21 04:45:35,471 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-21 04:45:35,474 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-21 04:45:35,476 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 04:45:35" (1/1) ... [2022-02-21 04:45:35,477 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cf45603 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:45:35, skipping insertion in model container [2022-02-21 04:45:35,477 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 04:45:35" (1/1) ... [2022-02-21 04:45:35,481 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-21 04:45:35,519 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-21 04:45:35,866 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_test1-1.i[33021,33034] [2022-02-21 04:45:35,962 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-21 04:45:35,972 INFO L203 MainTranslator]: Completed pre-run [2022-02-21 04:45:35,995 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_test1-1.i[33021,33034] [2022-02-21 04:45:36,021 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-21 04:45:36,044 INFO L208 MainTranslator]: Completed translation [2022-02-21 04:45:36,046 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:45:36 WrapperNode [2022-02-21 04:45:36,047 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-21 04:45:36,048 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-21 04:45:36,048 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-21 04:45:36,048 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-21 04:45:36,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:45:36" (1/1) ... [2022-02-21 04:45:36,082 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:45:36" (1/1) ... [2022-02-21 04:45:36,150 INFO L137 Inliner]: procedures = 177, calls = 186, calls flagged for inlining = 13, calls inlined = 13, statements flattened = 652 [2022-02-21 04:45:36,150 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-21 04:45:36,151 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-21 04:45:36,151 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-21 04:45:36,151 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-21 04:45:36,163 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:45:36" (1/1) ... [2022-02-21 04:45:36,172 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:45:36" (1/1) ... [2022-02-21 04:45:36,185 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:45:36" (1/1) ... [2022-02-21 04:45:36,185 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:45:36" (1/1) ... [2022-02-21 04:45:36,222 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:45:36" (1/1) ... [2022-02-21 04:45:36,240 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:45:36" (1/1) ... [2022-02-21 04:45:36,243 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:45:36" (1/1) ... [2022-02-21 04:45:36,248 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-21 04:45:36,248 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-21 04:45:36,248 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-21 04:45:36,249 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-21 04:45:36,251 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:45:36" (1/1) ... [2022-02-21 04:45:36,258 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 04:45:36,267 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 04:45:36,278 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 04:45:36,300 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-02-21 04:45:36,309 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-21 04:45:36,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-21 04:45:36,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-02-21 04:45:36,309 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-02-21 04:45:36,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-02-21 04:45:36,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-21 04:45:36,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-21 04:45:36,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-02-21 04:45:36,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-02-21 04:45:36,323 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-21 04:45:36,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-21 04:45:36,323 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-21 04:45:36,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-21 04:45:36,436 INFO L234 CfgBuilder]: Building ICFG [2022-02-21 04:45:36,437 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-21 04:45:36,439 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-02-21 04:45:38,433 INFO L275 CfgBuilder]: Performing block encoding [2022-02-21 04:45:38,438 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-21 04:45:38,438 INFO L299 CfgBuilder]: Removed 31 assume(true) statements. [2022-02-21 04:45:38,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 04:45:38 BoogieIcfgContainer [2022-02-21 04:45:38,440 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-21 04:45:38,440 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-02-21 04:45:38,440 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-02-21 04:45:38,442 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-02-21 04:45:38,443 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-02-21 04:45:38,443 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.02 04:45:35" (1/3) ... [2022-02-21 04:45:38,444 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1a2fde3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.02 04:45:38, skipping insertion in model container [2022-02-21 04:45:38,444 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-02-21 04:45:38,444 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:45:36" (2/3) ... [2022-02-21 04:45:38,444 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1a2fde3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.02 04:45:38, skipping insertion in model container [2022-02-21 04:45:38,444 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-02-21 04:45:38,444 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 04:45:38" (3/3) ... [2022-02-21 04:45:38,445 INFO L388 chiAutomizerObserver]: Analyzing ICFG uthash_SAX_test1-1.i [2022-02-21 04:45:38,472 INFO L359 BuchiCegarLoop]: Interprodecural is true [2022-02-21 04:45:38,473 INFO L360 BuchiCegarLoop]: Hoare is false [2022-02-21 04:45:38,473 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-02-21 04:45:38,473 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-02-21 04:45:38,473 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-02-21 04:45:38,473 INFO L364 BuchiCegarLoop]: Difference is false [2022-02-21 04:45:38,473 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-02-21 04:45:38,473 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2022-02-21 04:45:38,487 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 133 states, 128 states have (on average 1.640625) internal successors, (210), 128 states have internal predecessors, (210), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-21 04:45:38,514 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 122 [2022-02-21 04:45:38,515 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 04:45:38,515 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 04:45:38,519 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2022-02-21 04:45:38,519 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-02-21 04:45:38,519 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2022-02-21 04:45:38,520 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 133 states, 128 states have (on average 1.640625) internal successors, (210), 128 states have internal predecessors, (210), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-21 04:45:38,528 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 122 [2022-02-21 04:45:38,529 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 04:45:38,529 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 04:45:38,529 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2022-02-21 04:45:38,529 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-02-21 04:45:38,534 INFO L791 eck$LassoCheckResult]: Stem: 117#ULTIMATE.startENTRYtrue 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; 45#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem8#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~switch19#1, main_#t~mem20#1, main_#t~mem21#1, main_#t~mem22#1, main_#t~mem23#1, main_#t~mem24#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_~_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~malloc31#1.base, main_#t~malloc31#1.offset, main_#t~mem32#1.base, main_#t~mem32#1.offset, main_#t~mem33#1.base, main_#t~mem33#1.offset, main_#t~memset~res34#1.base, main_#t~memset~res34#1.offset, main_#t~mem35#1.base, main_#t~mem35#1.offset, main_#t~mem36#1.base, main_#t~mem36#1.offset, main_#t~mem37#1.base, main_#t~mem37#1.offset, main_#t~mem38#1.base, main_#t~mem38#1.offset, main_#t~mem39#1.base, main_#t~mem39#1.offset, main_#t~malloc40#1.base, main_#t~malloc40#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~mem45#1.base, main_#t~mem45#1.offset, main_#t~mem46#1.base, main_#t~mem46#1.offset, main_#t~memset~res47#1.base, main_#t~memset~res47#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~mem52#1, 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~post58#1, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1, main_#t~post64#1, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem69#1, main_#t~mem68#1, main_#t~mem70#1.base, main_#t~mem70#1.offset, main_#t~mem71#1, main_#t~short72#1, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1, main_#t~malloc75#1.base, main_#t~malloc75#1.offset, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~memset~res80#1.base, main_#t~memset~res80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem85#1, main_#t~mem83#1.base, main_#t~mem83#1.offset, main_#t~mem84#1, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem89#1, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem88#1, main_#t~ite90#1, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem101#1, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~pre104#1, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~post109#1, main_#t~mem113#1, main_#t~mem111#1, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem112#1, main_#t~mem114#1, main_#t~post115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1.base, main_#t~mem117#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~post92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem122#1, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1, main_#t~post125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem132#1, main_#t~mem130#1.base, main_#t~mem130#1.offset, main_#t~mem131#1, main_#t~ite135#1, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1, main_#t~mem136#1.base, main_#t~mem136#1.offset, main_#t~mem137#1, main_#t~mem138#1.base, main_#t~mem138#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~post5#1, main_#t~mem140#1, main_#t~mem141#1, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;havoc main_~i~0#1;havoc main_~user~0#1.base, main_~user~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;main_~i~0#1 := 0; 106#L750-3true [2022-02-21 04:45:38,534 INFO L793 eck$LassoCheckResult]: Loop: 106#L750-3true assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 71#L752true assume main_~user~0#1.base == 0 && main_~user~0#1.offset == 0;assume false; 73#L752-2true call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); 92#L757-124true assume !true; 52#L750-2true main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 106#L750-3true [2022-02-21 04:45:38,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 04:45:38,538 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 1 times [2022-02-21 04:45:38,544 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 04:45:38,544 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182378184] [2022-02-21 04:45:38,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 04:45:38,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 04:45:38,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 04:45:38,602 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-21 04:45:38,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 04:45:38,622 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-21 04:45:38,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 04:45:38,624 INFO L85 PathProgramCache]: Analyzing trace with hash 46868472, now seen corresponding path program 1 times [2022-02-21 04:45:38,624 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 04:45:38,624 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2039901597] [2022-02-21 04:45:38,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 04:45:38,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 04:45:38,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 04:45:38,662 INFO L290 TraceCheckUtils]: 0: Hoare triple {139#true} assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; {139#true} is VALID [2022-02-21 04:45:38,664 INFO L290 TraceCheckUtils]: 1: Hoare triple {139#true} assume main_~user~0#1.base == 0 && main_~user~0#1.offset == 0;assume false; {140#false} is VALID [2022-02-21 04:45:38,664 INFO L290 TraceCheckUtils]: 2: Hoare triple {140#false} call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); {140#false} is VALID [2022-02-21 04:45:38,664 INFO L290 TraceCheckUtils]: 3: Hoare triple {140#false} assume !true; {140#false} is VALID [2022-02-21 04:45:38,664 INFO L290 TraceCheckUtils]: 4: Hoare triple {140#false} main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; {140#false} is VALID [2022-02-21 04:45:38,665 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 04:45:38,665 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-21 04:45:38,665 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2039901597] [2022-02-21 04:45:38,666 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2039901597] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-21 04:45:38,666 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-21 04:45:38,666 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-21 04:45:38,666 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [502401230] [2022-02-21 04:45:38,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-21 04:45:38,669 INFO L808 eck$LassoCheckResult]: loop already infeasible [2022-02-21 04:45:38,669 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-21 04:45:38,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-21 04:45:38,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-21 04:45:38,687 INFO L87 Difference]: Start difference. First operand has 133 states, 128 states have (on average 1.640625) internal successors, (210), 128 states have internal predecessors, (210), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 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 04:45:38,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 04:45:38,911 INFO L93 Difference]: Finished difference Result 133 states and 171 transitions. [2022-02-21 04:45:38,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-21 04:45:38,912 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 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 04:45:38,922 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 5 edges. 5 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 04:45:38,926 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 133 states and 171 transitions. [2022-02-21 04:45:38,931 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 122 [2022-02-21 04:45:38,936 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 133 states to 129 states and 167 transitions. [2022-02-21 04:45:38,937 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 129 [2022-02-21 04:45:38,937 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 129 [2022-02-21 04:45:38,938 INFO L73 IsDeterministic]: Start isDeterministic. Operand 129 states and 167 transitions. [2022-02-21 04:45:38,938 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-02-21 04:45:38,938 INFO L681 BuchiCegarLoop]: Abstraction has 129 states and 167 transitions. [2022-02-21 04:45:38,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states and 167 transitions. [2022-02-21 04:45:38,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 129. [2022-02-21 04:45:38,960 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-21 04:45:38,961 INFO L82 GeneralOperation]: Start isEquivalent. First operand 129 states and 167 transitions. Second operand has 129 states, 125 states have (on average 1.288) internal successors, (161), 124 states have internal predecessors, (161), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-21 04:45:38,962 INFO L74 IsIncluded]: Start isIncluded. First operand 129 states and 167 transitions. Second operand has 129 states, 125 states have (on average 1.288) internal successors, (161), 124 states have internal predecessors, (161), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-21 04:45:38,963 INFO L87 Difference]: Start difference. First operand 129 states and 167 transitions. Second operand has 129 states, 125 states have (on average 1.288) internal successors, (161), 124 states have internal predecessors, (161), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-21 04:45:38,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 04:45:38,968 INFO L93 Difference]: Finished difference Result 129 states and 167 transitions. [2022-02-21 04:45:38,969 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 167 transitions. [2022-02-21 04:45:38,970 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 04:45:38,970 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 04:45:38,970 INFO L74 IsIncluded]: Start isIncluded. First operand has 129 states, 125 states have (on average 1.288) internal successors, (161), 124 states have internal predecessors, (161), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand 129 states and 167 transitions. [2022-02-21 04:45:38,971 INFO L87 Difference]: Start difference. First operand has 129 states, 125 states have (on average 1.288) internal successors, (161), 124 states have internal predecessors, (161), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand 129 states and 167 transitions. [2022-02-21 04:45:38,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 04:45:38,975 INFO L93 Difference]: Finished difference Result 129 states and 167 transitions. [2022-02-21 04:45:38,975 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 167 transitions. [2022-02-21 04:45:38,976 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 04:45:38,976 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 04:45:38,976 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-21 04:45:38,977 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-21 04:45:38,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 125 states have (on average 1.288) internal successors, (161), 124 states have internal predecessors, (161), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-21 04:45:38,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 167 transitions. [2022-02-21 04:45:38,982 INFO L704 BuchiCegarLoop]: Abstraction has 129 states and 167 transitions. [2022-02-21 04:45:38,982 INFO L587 BuchiCegarLoop]: Abstraction has 129 states and 167 transitions. [2022-02-21 04:45:38,982 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2022-02-21 04:45:38,982 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 129 states and 167 transitions. [2022-02-21 04:45:38,983 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 122 [2022-02-21 04:45:38,983 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 04:45:38,983 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 04:45:38,984 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2022-02-21 04:45:38,984 INFO L843 BuchiCegarLoop]: Counterexample loop 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, 1, 1, 1, 1, 1, 1, 1] [2022-02-21 04:45:38,985 INFO L791 eck$LassoCheckResult]: Stem: 400#ULTIMATE.startENTRY 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; 347#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem8#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~switch19#1, main_#t~mem20#1, main_#t~mem21#1, main_#t~mem22#1, main_#t~mem23#1, main_#t~mem24#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_~_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~malloc31#1.base, main_#t~malloc31#1.offset, main_#t~mem32#1.base, main_#t~mem32#1.offset, main_#t~mem33#1.base, main_#t~mem33#1.offset, main_#t~memset~res34#1.base, main_#t~memset~res34#1.offset, main_#t~mem35#1.base, main_#t~mem35#1.offset, main_#t~mem36#1.base, main_#t~mem36#1.offset, main_#t~mem37#1.base, main_#t~mem37#1.offset, main_#t~mem38#1.base, main_#t~mem38#1.offset, main_#t~mem39#1.base, main_#t~mem39#1.offset, main_#t~malloc40#1.base, main_#t~malloc40#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~mem45#1.base, main_#t~mem45#1.offset, main_#t~mem46#1.base, main_#t~mem46#1.offset, main_#t~memset~res47#1.base, main_#t~memset~res47#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~mem52#1, 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~post58#1, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1, main_#t~post64#1, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem69#1, main_#t~mem68#1, main_#t~mem70#1.base, main_#t~mem70#1.offset, main_#t~mem71#1, main_#t~short72#1, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1, main_#t~malloc75#1.base, main_#t~malloc75#1.offset, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~memset~res80#1.base, main_#t~memset~res80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem85#1, main_#t~mem83#1.base, main_#t~mem83#1.offset, main_#t~mem84#1, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem89#1, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem88#1, main_#t~ite90#1, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem101#1, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~pre104#1, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~post109#1, main_#t~mem113#1, main_#t~mem111#1, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem112#1, main_#t~mem114#1, main_#t~post115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1.base, main_#t~mem117#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~post92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem122#1, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1, main_#t~post125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem132#1, main_#t~mem130#1.base, main_#t~mem130#1.offset, main_#t~mem131#1, main_#t~ite135#1, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1, main_#t~mem136#1.base, main_#t~mem136#1.offset, main_#t~mem137#1, main_#t~mem138#1.base, main_#t~mem138#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~post5#1, main_#t~mem140#1, main_#t~mem141#1, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;havoc main_~i~0#1;havoc main_~user~0#1.base, main_~user~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;main_~i~0#1 := 0; 348#L750-3 [2022-02-21 04:45:38,986 INFO L793 eck$LassoCheckResult]: Loop: 348#L750-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 375#L752 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 376#L752-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); 378#L757-124 havoc main_~_ha_hashv~0#1; 377#L757-49 goto; 363#L757-47 havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; 278#L757-8 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 279#L757-9 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch19#1 := 11 == main_~_hj_k~0#1; 334#L757-10 assume main_#t~switch19#1;call main_#t~mem20#1 := read~int(main_~_hj_key~0#1.base, 10 + main_~_hj_key~0#1.offset, 1);main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 + 16777216 * (main_#t~mem20#1 % 256);havoc main_#t~mem20#1; 398#L757-12 main_#t~switch19#1 := main_#t~switch19#1 || 10 == main_~_hj_k~0#1; 319#L757-13 assume main_#t~switch19#1;call main_#t~mem21#1 := read~int(main_~_hj_key~0#1.base, 9 + main_~_hj_key~0#1.offset, 1);main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 + 65536 * (main_#t~mem21#1 % 256);havoc main_#t~mem21#1; 276#L757-15 main_#t~switch19#1 := main_#t~switch19#1 || 9 == main_~_hj_k~0#1; 277#L757-16 assume main_#t~switch19#1;call main_#t~mem22#1 := read~int(main_~_hj_key~0#1.base, 8 + main_~_hj_key~0#1.offset, 1);main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 + 256 * (main_#t~mem22#1 % 256);havoc main_#t~mem22#1; 389#L757-18 main_#t~switch19#1 := main_#t~switch19#1 || 8 == main_~_hj_k~0#1; 380#L757-19 assume main_#t~switch19#1;call main_#t~mem23#1 := read~int(main_~_hj_key~0#1.base, 7 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + 16777216 * (main_#t~mem23#1 % 256);havoc main_#t~mem23#1; 307#L757-21 main_#t~switch19#1 := main_#t~switch19#1 || 7 == main_~_hj_k~0#1; 308#L757-22 assume !main_#t~switch19#1; 360#L757-24 main_#t~switch19#1 := main_#t~switch19#1 || 6 == main_~_hj_k~0#1; 338#L757-25 assume main_#t~switch19#1;call main_#t~mem25#1 := read~int(main_~_hj_key~0#1.base, 5 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + 256 * (main_#t~mem25#1 % 256);havoc main_#t~mem25#1; 339#L757-27 main_#t~switch19#1 := main_#t~switch19#1 || 5 == main_~_hj_k~0#1; 397#L757-28 assume main_#t~switch19#1;call main_#t~mem26#1 := read~int(main_~_hj_key~0#1.base, 4 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + main_#t~mem26#1 % 256;havoc main_#t~mem26#1; 395#L757-30 main_#t~switch19#1 := main_#t~switch19#1 || 4 == main_~_hj_k~0#1; 394#L757-31 assume main_#t~switch19#1;call main_#t~mem27#1 := read~int(main_~_hj_key~0#1.base, 3 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 16777216 * (main_#t~mem27#1 % 256);havoc main_#t~mem27#1; 285#L757-33 main_#t~switch19#1 := main_#t~switch19#1 || 3 == main_~_hj_k~0#1; 286#L757-34 assume main_#t~switch19#1;call main_#t~mem28#1 := read~int(main_~_hj_key~0#1.base, 2 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 65536 * (main_#t~mem28#1 % 256);havoc main_#t~mem28#1; 359#L757-36 main_#t~switch19#1 := main_#t~switch19#1 || 2 == main_~_hj_k~0#1; 349#L757-37 assume main_#t~switch19#1;call main_#t~mem29#1 := read~int(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem29#1 % 256);havoc main_#t~mem29#1; 350#L757-39 main_#t~switch19#1 := main_#t~switch19#1 || 1 == main_~_hj_k~0#1; 309#L757-40 assume main_#t~switch19#1;call main_#t~mem30#1 := read~int(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + main_#t~mem30#1 % 256;havoc main_#t~mem30#1; 292#L757-42 havoc main_#t~switch19#1; 293#L757-45 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1;main_~_hj_i~0#1 := (if (1 == main_~_hj_i~0#1 || 0 == main_~_hj_i~0#1) && (1 == main_~_ha_hashv~0#1 / 8192 || 0 == main_~_ha_hashv~0#1 / 8192) then (if main_~_hj_i~0#1 == main_~_ha_hashv~0#1 / 8192 then 0 else 1) else (if 0 == main_~_hj_i~0#1 then main_~_ha_hashv~0#1 / 8192 else (if 0 == main_~_ha_hashv~0#1 / 8192 then main_~_hj_i~0#1 else ~bitwiseXOr(main_~_hj_i~0#1, main_~_ha_hashv~0#1 / 8192))));main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1;main_~_hj_j~0#1 := (if (1 == main_~_hj_j~0#1 || 0 == main_~_hj_j~0#1) && (1 == 256 * main_~_hj_i~0#1 || 0 == 256 * main_~_hj_i~0#1) then (if main_~_hj_j~0#1 == 256 * main_~_hj_i~0#1 then 0 else 1) else (if 0 == main_~_hj_j~0#1 then 256 * main_~_hj_i~0#1 else (if 0 == 256 * main_~_hj_i~0#1 then main_~_hj_j~0#1 else ~bitwiseXOr(main_~_hj_j~0#1, 256 * main_~_hj_i~0#1))));main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1;main_~_ha_hashv~0#1 := (if (1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1) && (1 == main_~_hj_j~0#1 / 8192 || 0 == main_~_hj_j~0#1 / 8192) then (if main_~_ha_hashv~0#1 == main_~_hj_j~0#1 / 8192 then 0 else 1) else (if 0 == main_~_ha_hashv~0#1 then main_~_hj_j~0#1 / 8192 else (if 0 == main_~_hj_j~0#1 / 8192 then main_~_ha_hashv~0#1 else ~bitwiseXOr(main_~_ha_hashv~0#1, main_~_hj_j~0#1 / 8192))));main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1;main_~_hj_i~0#1 := (if (1 == main_~_hj_i~0#1 || 0 == main_~_hj_i~0#1) && (1 == main_~_ha_hashv~0#1 / 4096 || 0 == main_~_ha_hashv~0#1 / 4096) then (if main_~_hj_i~0#1 == main_~_ha_hashv~0#1 / 4096 then 0 else 1) else (if 0 == main_~_hj_i~0#1 then main_~_ha_hashv~0#1 / 4096 else (if 0 == main_~_ha_hashv~0#1 / 4096 then main_~_hj_i~0#1 else ~bitwiseXOr(main_~_hj_i~0#1, main_~_ha_hashv~0#1 / 4096))));main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1;main_~_hj_j~0#1 := (if (1 == main_~_hj_j~0#1 || 0 == main_~_hj_j~0#1) && (1 == 65536 * main_~_hj_i~0#1 || 0 == 65536 * main_~_hj_i~0#1) then (if main_~_hj_j~0#1 == 65536 * main_~_hj_i~0#1 then 0 else 1) else (if 0 == main_~_hj_j~0#1 then 65536 * main_~_hj_i~0#1 else (if 0 == 65536 * main_~_hj_i~0#1 then main_~_hj_j~0#1 else ~bitwiseXOr(main_~_hj_j~0#1, 65536 * main_~_hj_i~0#1))));main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1;main_~_ha_hashv~0#1 := (if (1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1) && (1 == main_~_hj_j~0#1 / 32 || 0 == main_~_hj_j~0#1 / 32) then (if main_~_ha_hashv~0#1 == main_~_hj_j~0#1 / 32 then 0 else 1) else (if 0 == main_~_ha_hashv~0#1 then main_~_hj_j~0#1 / 32 else (if 0 == main_~_hj_j~0#1 / 32 then main_~_ha_hashv~0#1 else ~bitwiseXOr(main_~_ha_hashv~0#1, main_~_hj_j~0#1 / 32))));main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1;main_~_hj_i~0#1 := (if (1 == main_~_hj_i~0#1 || 0 == main_~_hj_i~0#1) && (1 == main_~_ha_hashv~0#1 / 8 || 0 == main_~_ha_hashv~0#1 / 8) then (if main_~_hj_i~0#1 == main_~_ha_hashv~0#1 / 8 then 0 else 1) else (if 0 == main_~_hj_i~0#1 then main_~_ha_hashv~0#1 / 8 else (if 0 == main_~_ha_hashv~0#1 / 8 then main_~_hj_i~0#1 else ~bitwiseXOr(main_~_hj_i~0#1, main_~_ha_hashv~0#1 / 8))));main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1;main_~_hj_j~0#1 := (if (1 == main_~_hj_j~0#1 || 0 == main_~_hj_j~0#1) && (1 == 1024 * main_~_hj_i~0#1 || 0 == 1024 * main_~_hj_i~0#1) then (if main_~_hj_j~0#1 == 1024 * main_~_hj_i~0#1 then 0 else 1) else (if 0 == main_~_hj_j~0#1 then 1024 * main_~_hj_i~0#1 else (if 0 == 1024 * main_~_hj_i~0#1 then main_~_hj_j~0#1 else ~bitwiseXOr(main_~_hj_j~0#1, 1024 * main_~_hj_i~0#1))));main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1;main_~_ha_hashv~0#1 := (if (1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1) && (1 == main_~_hj_j~0#1 / 32768 || 0 == main_~_hj_j~0#1 / 32768) then (if main_~_ha_hashv~0#1 == main_~_hj_j~0#1 / 32768 then 0 else 1) else (if 0 == main_~_ha_hashv~0#1 then main_~_hj_j~0#1 / 32768 else (if 0 == main_~_hj_j~0#1 / 32768 then main_~_ha_hashv~0#1 else ~bitwiseXOr(main_~_ha_hashv~0#1, main_~_hj_j~0#1 / 32768)))); 344#L757-44 goto; 382#L757-46 goto; 383#L757-48 goto; 345#L757-122 call write~int(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_~user~0#1.base, 28 + main_~user~0#1.offset, 4);call write~int(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 346#L757-51 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem48#1.base, main_#t~mem48#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem48#1.base, main_#t~mem48#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem48#1.base, main_#t~mem48#1.offset; 386#L757-67 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem49#1.base, main_#t~mem49#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem50#1.base, main_#t~mem50#1.offset := read~$Pointer$(main_#t~mem49#1.base, 16 + main_#t~mem49#1.offset, 4);call main_#t~mem51#1.base, main_#t~mem51#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem52#1 := read~int(main_#t~mem51#1.base, 20 + main_#t~mem51#1.offset, 4);call write~$Pointer$(main_#t~mem50#1.base, main_#t~mem50#1.offset - main_#t~mem52#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem49#1.base, main_#t~mem49#1.offset;havoc main_#t~mem50#1.base, main_#t~mem50#1.offset;havoc main_#t~mem51#1.base, main_#t~mem51#1.offset;havoc main_#t~mem52#1;call main_#t~mem53#1.base, main_#t~mem53#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem54#1.base, main_#t~mem54#1.offset := read~$Pointer$(main_#t~mem53#1.base, 16 + main_#t~mem53#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem54#1.base, 8 + main_#t~mem54#1.offset, 4);havoc main_#t~mem53#1.base, main_#t~mem53#1.offset;havoc main_#t~mem54#1.base, main_#t~mem54#1.offset;call main_#t~mem55#1.base, main_#t~mem55#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem55#1.base, 16 + main_#t~mem55#1.offset, 4);havoc main_#t~mem55#1.base, main_#t~mem55#1.offset; 387#L757-66 goto; 312#L757-120 havoc main_~_ha_bkt~0#1;call main_#t~mem56#1.base, main_#t~mem56#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem57#1 := read~int(main_#t~mem56#1.base, 12 + main_#t~mem56#1.offset, 4);main_#t~post58#1 := main_#t~mem57#1;call write~int(1 + main_#t~post58#1, main_#t~mem56#1.base, 12 + main_#t~mem56#1.offset, 4);havoc main_#t~mem56#1.base, main_#t~mem56#1.offset;havoc main_#t~mem57#1;havoc main_#t~post58#1; 361#L757-71 call main_#t~mem59#1.base, main_#t~mem59#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem60#1 := read~int(main_#t~mem59#1.base, 4 + main_#t~mem59#1.offset, 4);main_~_ha_bkt~0#1 := (if 0 == main_~_ha_hashv~0#1 || 0 == main_#t~mem60#1 - 1 then 0 else (if 1 == main_#t~mem60#1 - 1 then (if 1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1 then main_~_ha_hashv~0#1 else (if main_~_ha_hashv~0#1 >= 0 then main_~_ha_hashv~0#1 % 2 else ~bitwiseAnd(main_~_ha_hashv~0#1, main_#t~mem60#1 - 1))) else (if 1 == main_~_ha_hashv~0#1 then (if 1 == main_#t~mem60#1 - 1 || 0 == main_#t~mem60#1 - 1 then main_#t~mem60#1 - 1 else (if main_#t~mem60#1 - 1 >= 0 then (main_#t~mem60#1 - 1) % 2 else ~bitwiseAnd(main_~_ha_hashv~0#1, main_#t~mem60#1 - 1))) else ~bitwiseAnd(main_~_ha_hashv~0#1, main_#t~mem60#1 - 1))));havoc main_#t~mem59#1.base, main_#t~mem59#1.offset;havoc main_#t~mem60#1; 362#L757-70 goto; 374#L757-118 call main_#t~mem61#1.base, main_#t~mem61#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem62#1.base, main_#t~mem62#1.offset := read~$Pointer$(main_#t~mem61#1.base, main_#t~mem61#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem62#1.base, main_#t~mem62#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem61#1.base, main_#t~mem61#1.offset;havoc main_#t~mem62#1.base, main_#t~mem62#1.offset;call main_#t~mem63#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post64#1 := main_#t~mem63#1;call write~int(1 + main_#t~post64#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem63#1;havoc main_#t~post64#1;call main_#t~mem65#1.base, main_#t~mem65#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem65#1.base, main_#t~mem65#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem65#1.base, main_#t~mem65#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem66#1.base, main_#t~mem66#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 379#L757-73 assume main_#t~mem66#1.base != 0 || main_#t~mem66#1.offset != 0;havoc main_#t~mem66#1.base, main_#t~mem66#1.offset;call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem67#1.base, 12 + main_#t~mem67#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; 329#L757-75 call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem69#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem68#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short72#1 := main_#t~mem69#1 % 4294967296 >= 10 * (1 + main_#t~mem68#1) % 4294967296; 330#L757-76 assume main_#t~short72#1;call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 36 + main_#t~mem70#1.offset, 4);main_#t~short72#1 := 0 == main_#t~mem71#1 % 4294967296; 390#L757-78 assume !main_#t~short72#1;havoc main_#t~mem69#1;havoc main_#t~mem68#1;havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;havoc main_#t~short72#1; 315#L757-117 goto; 316#L757-119 goto; 327#L757-121 goto; 328#L757-123 goto; 355#L750-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 348#L750-3 [2022-02-21 04:45:38,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 04:45:38,987 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 2 times [2022-02-21 04:45:38,987 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 04:45:38,987 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109904955] [2022-02-21 04:45:38,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 04:45:38,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 04:45:38,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 04:45:38,994 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-21 04:45:38,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 04:45:39,002 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-21 04:45:39,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 04:45:39,003 INFO L85 PathProgramCache]: Analyzing trace with hash 155189657, now seen corresponding path program 1 times [2022-02-21 04:45:39,003 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 04:45:39,003 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [916302470] [2022-02-21 04:45:39,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 04:45:39,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 04:45:39,138 ERROR L252 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-02-21 04:45:39,138 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2117286353] [2022-02-21 04:45:39,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 04:45:39,139 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-21 04:45:39,139 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 04:45:39,140 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 04:45:39,175 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 04:45:39,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 04:45:39,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 1823 conjuncts, 3 conjunts are in the unsatisfiable core [2022-02-21 04:45:39,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 04:45:39,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-21 04:45:39,816 INFO L290 TraceCheckUtils]: 0: Hoare triple {666#true} assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; {666#true} is VALID [2022-02-21 04:45:39,816 INFO L290 TraceCheckUtils]: 1: Hoare triple {666#true} assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); {666#true} is VALID [2022-02-21 04:45:39,817 INFO L290 TraceCheckUtils]: 2: Hoare triple {666#true} call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); {666#true} is VALID [2022-02-21 04:45:39,817 INFO L290 TraceCheckUtils]: 3: Hoare triple {666#true} havoc main_~_ha_hashv~0#1; {666#true} is VALID [2022-02-21 04:45:39,817 INFO L290 TraceCheckUtils]: 4: Hoare triple {666#true} goto; {666#true} is VALID [2022-02-21 04:45:39,817 INFO L290 TraceCheckUtils]: 5: Hoare triple {666#true} havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; {666#true} is VALID [2022-02-21 04:45:39,818 INFO L290 TraceCheckUtils]: 6: Hoare triple {666#true} assume !(main_~_hj_k~0#1 % 4294967296 >= 12); {666#true} is VALID [2022-02-21 04:45:39,818 INFO L290 TraceCheckUtils]: 7: Hoare triple {666#true} main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch19#1 := 11 == main_~_hj_k~0#1; {666#true} is VALID [2022-02-21 04:45:39,818 INFO L290 TraceCheckUtils]: 8: Hoare triple {666#true} assume main_#t~switch19#1;call main_#t~mem20#1 := read~int(main_~_hj_key~0#1.base, 10 + main_~_hj_key~0#1.offset, 1);main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 + 16777216 * (main_#t~mem20#1 % 256);havoc main_#t~mem20#1; {666#true} is VALID [2022-02-21 04:45:39,818 INFO L290 TraceCheckUtils]: 9: Hoare triple {666#true} main_#t~switch19#1 := main_#t~switch19#1 || 10 == main_~_hj_k~0#1; {666#true} is VALID [2022-02-21 04:45:39,818 INFO L290 TraceCheckUtils]: 10: Hoare triple {666#true} assume main_#t~switch19#1;call main_#t~mem21#1 := read~int(main_~_hj_key~0#1.base, 9 + main_~_hj_key~0#1.offset, 1);main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 + 65536 * (main_#t~mem21#1 % 256);havoc main_#t~mem21#1; {666#true} is VALID [2022-02-21 04:45:39,819 INFO L290 TraceCheckUtils]: 11: Hoare triple {666#true} main_#t~switch19#1 := main_#t~switch19#1 || 9 == main_~_hj_k~0#1; {666#true} is VALID [2022-02-21 04:45:39,819 INFO L290 TraceCheckUtils]: 12: Hoare triple {666#true} assume main_#t~switch19#1;call main_#t~mem22#1 := read~int(main_~_hj_key~0#1.base, 8 + main_~_hj_key~0#1.offset, 1);main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 + 256 * (main_#t~mem22#1 % 256);havoc main_#t~mem22#1; {666#true} is VALID [2022-02-21 04:45:39,820 INFO L290 TraceCheckUtils]: 13: Hoare triple {666#true} main_#t~switch19#1 := main_#t~switch19#1 || 8 == main_~_hj_k~0#1; {666#true} is VALID [2022-02-21 04:45:39,820 INFO L290 TraceCheckUtils]: 14: Hoare triple {666#true} assume main_#t~switch19#1;call main_#t~mem23#1 := read~int(main_~_hj_key~0#1.base, 7 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + 16777216 * (main_#t~mem23#1 % 256);havoc main_#t~mem23#1; {713#|ULTIMATE.start_main_#t~switch19#1|} is VALID [2022-02-21 04:45:39,821 INFO L290 TraceCheckUtils]: 15: Hoare triple {713#|ULTIMATE.start_main_#t~switch19#1|} main_#t~switch19#1 := main_#t~switch19#1 || 7 == main_~_hj_k~0#1; {713#|ULTIMATE.start_main_#t~switch19#1|} is VALID [2022-02-21 04:45:39,821 INFO L290 TraceCheckUtils]: 16: Hoare triple {713#|ULTIMATE.start_main_#t~switch19#1|} assume !main_#t~switch19#1; {667#false} is VALID [2022-02-21 04:45:39,821 INFO L290 TraceCheckUtils]: 17: Hoare triple {667#false} main_#t~switch19#1 := main_#t~switch19#1 || 6 == main_~_hj_k~0#1; {667#false} is VALID [2022-02-21 04:45:39,822 INFO L290 TraceCheckUtils]: 18: Hoare triple {667#false} assume main_#t~switch19#1;call main_#t~mem25#1 := read~int(main_~_hj_key~0#1.base, 5 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + 256 * (main_#t~mem25#1 % 256);havoc main_#t~mem25#1; {667#false} is VALID [2022-02-21 04:45:39,823 INFO L290 TraceCheckUtils]: 19: Hoare triple {667#false} main_#t~switch19#1 := main_#t~switch19#1 || 5 == main_~_hj_k~0#1; {667#false} is VALID [2022-02-21 04:45:39,823 INFO L290 TraceCheckUtils]: 20: Hoare triple {667#false} assume main_#t~switch19#1;call main_#t~mem26#1 := read~int(main_~_hj_key~0#1.base, 4 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + main_#t~mem26#1 % 256;havoc main_#t~mem26#1; {667#false} is VALID [2022-02-21 04:45:39,823 INFO L290 TraceCheckUtils]: 21: Hoare triple {667#false} main_#t~switch19#1 := main_#t~switch19#1 || 4 == main_~_hj_k~0#1; {667#false} is VALID [2022-02-21 04:45:39,823 INFO L290 TraceCheckUtils]: 22: Hoare triple {667#false} assume main_#t~switch19#1;call main_#t~mem27#1 := read~int(main_~_hj_key~0#1.base, 3 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 16777216 * (main_#t~mem27#1 % 256);havoc main_#t~mem27#1; {667#false} is VALID [2022-02-21 04:45:39,823 INFO L290 TraceCheckUtils]: 23: Hoare triple {667#false} main_#t~switch19#1 := main_#t~switch19#1 || 3 == main_~_hj_k~0#1; {667#false} is VALID [2022-02-21 04:45:39,824 INFO L290 TraceCheckUtils]: 24: Hoare triple {667#false} assume main_#t~switch19#1;call main_#t~mem28#1 := read~int(main_~_hj_key~0#1.base, 2 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 65536 * (main_#t~mem28#1 % 256);havoc main_#t~mem28#1; {667#false} is VALID [2022-02-21 04:45:39,824 INFO L290 TraceCheckUtils]: 25: Hoare triple {667#false} main_#t~switch19#1 := main_#t~switch19#1 || 2 == main_~_hj_k~0#1; {667#false} is VALID [2022-02-21 04:45:39,824 INFO L290 TraceCheckUtils]: 26: Hoare triple {667#false} assume main_#t~switch19#1;call main_#t~mem29#1 := read~int(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem29#1 % 256);havoc main_#t~mem29#1; {667#false} is VALID [2022-02-21 04:45:39,824 INFO L290 TraceCheckUtils]: 27: Hoare triple {667#false} main_#t~switch19#1 := main_#t~switch19#1 || 1 == main_~_hj_k~0#1; {667#false} is VALID [2022-02-21 04:45:39,824 INFO L290 TraceCheckUtils]: 28: Hoare triple {667#false} assume main_#t~switch19#1;call main_#t~mem30#1 := read~int(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + main_#t~mem30#1 % 256;havoc main_#t~mem30#1; {667#false} is VALID [2022-02-21 04:45:39,824 INFO L290 TraceCheckUtils]: 29: Hoare triple {667#false} havoc main_#t~switch19#1; {667#false} is VALID [2022-02-21 04:45:39,824 INFO L290 TraceCheckUtils]: 30: Hoare triple {667#false} main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1;main_~_hj_i~0#1 := (if (1 == main_~_hj_i~0#1 || 0 == main_~_hj_i~0#1) && (1 == main_~_ha_hashv~0#1 / 8192 || 0 == main_~_ha_hashv~0#1 / 8192) then (if main_~_hj_i~0#1 == main_~_ha_hashv~0#1 / 8192 then 0 else 1) else (if 0 == main_~_hj_i~0#1 then main_~_ha_hashv~0#1 / 8192 else (if 0 == main_~_ha_hashv~0#1 / 8192 then main_~_hj_i~0#1 else ~bitwiseXOr(main_~_hj_i~0#1, main_~_ha_hashv~0#1 / 8192))));main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1;main_~_hj_j~0#1 := (if (1 == main_~_hj_j~0#1 || 0 == main_~_hj_j~0#1) && (1 == 256 * main_~_hj_i~0#1 || 0 == 256 * main_~_hj_i~0#1) then (if main_~_hj_j~0#1 == 256 * main_~_hj_i~0#1 then 0 else 1) else (if 0 == main_~_hj_j~0#1 then 256 * main_~_hj_i~0#1 else (if 0 == 256 * main_~_hj_i~0#1 then main_~_hj_j~0#1 else ~bitwiseXOr(main_~_hj_j~0#1, 256 * main_~_hj_i~0#1))));main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1;main_~_ha_hashv~0#1 := (if (1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1) && (1 == main_~_hj_j~0#1 / 8192 || 0 == main_~_hj_j~0#1 / 8192) then (if main_~_ha_hashv~0#1 == main_~_hj_j~0#1 / 8192 then 0 else 1) else (if 0 == main_~_ha_hashv~0#1 then main_~_hj_j~0#1 / 8192 else (if 0 == main_~_hj_j~0#1 / 8192 then main_~_ha_hashv~0#1 else ~bitwiseXOr(main_~_ha_hashv~0#1, main_~_hj_j~0#1 / 8192))));main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1;main_~_hj_i~0#1 := (if (1 == main_~_hj_i~0#1 || 0 == main_~_hj_i~0#1) && (1 == main_~_ha_hashv~0#1 / 4096 || 0 == main_~_ha_hashv~0#1 / 4096) then (if main_~_hj_i~0#1 == main_~_ha_hashv~0#1 / 4096 then 0 else 1) else (if 0 == main_~_hj_i~0#1 then main_~_ha_hashv~0#1 / 4096 else (if 0 == main_~_ha_hashv~0#1 / 4096 then main_~_hj_i~0#1 else ~bitwiseXOr(main_~_hj_i~0#1, main_~_ha_hashv~0#1 / 4096))));main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1;main_~_hj_j~0#1 := (if (1 == main_~_hj_j~0#1 || 0 == main_~_hj_j~0#1) && (1 == 65536 * main_~_hj_i~0#1 || 0 == 65536 * main_~_hj_i~0#1) then (if main_~_hj_j~0#1 == 65536 * main_~_hj_i~0#1 then 0 else 1) else (if 0 == main_~_hj_j~0#1 then 65536 * main_~_hj_i~0#1 else (if 0 == 65536 * main_~_hj_i~0#1 then main_~_hj_j~0#1 else ~bitwiseXOr(main_~_hj_j~0#1, 65536 * main_~_hj_i~0#1))));main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1;main_~_ha_hashv~0#1 := (if (1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1) && (1 == main_~_hj_j~0#1 / 32 || 0 == main_~_hj_j~0#1 / 32) then (if main_~_ha_hashv~0#1 == main_~_hj_j~0#1 / 32 then 0 else 1) else (if 0 == main_~_ha_hashv~0#1 then main_~_hj_j~0#1 / 32 else (if 0 == main_~_hj_j~0#1 / 32 then main_~_ha_hashv~0#1 else ~bitwiseXOr(main_~_ha_hashv~0#1, main_~_hj_j~0#1 / 32))));main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1;main_~_hj_i~0#1 := (if (1 == main_~_hj_i~0#1 || 0 == main_~_hj_i~0#1) && (1 == main_~_ha_hashv~0#1 / 8 || 0 == main_~_ha_hashv~0#1 / 8) then (if main_~_hj_i~0#1 == main_~_ha_hashv~0#1 / 8 then 0 else 1) else (if 0 == main_~_hj_i~0#1 then main_~_ha_hashv~0#1 / 8 else (if 0 == main_~_ha_hashv~0#1 / 8 then main_~_hj_i~0#1 else ~bitwiseXOr(main_~_hj_i~0#1, main_~_ha_hashv~0#1 / 8))));main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1;main_~_hj_j~0#1 := (if (1 == main_~_hj_j~0#1 || 0 == main_~_hj_j~0#1) && (1 == 1024 * main_~_hj_i~0#1 || 0 == 1024 * main_~_hj_i~0#1) then (if main_~_hj_j~0#1 == 1024 * main_~_hj_i~0#1 then 0 else 1) else (if 0 == main_~_hj_j~0#1 then 1024 * main_~_hj_i~0#1 else (if 0 == 1024 * main_~_hj_i~0#1 then main_~_hj_j~0#1 else ~bitwiseXOr(main_~_hj_j~0#1, 1024 * main_~_hj_i~0#1))));main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1;main_~_ha_hashv~0#1 := (if (1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1) && (1 == main_~_hj_j~0#1 / 32768 || 0 == main_~_hj_j~0#1 / 32768) then (if main_~_ha_hashv~0#1 == main_~_hj_j~0#1 / 32768 then 0 else 1) else (if 0 == main_~_ha_hashv~0#1 then main_~_hj_j~0#1 / 32768 else (if 0 == main_~_hj_j~0#1 / 32768 then main_~_ha_hashv~0#1 else ~bitwiseXOr(main_~_ha_hashv~0#1, main_~_hj_j~0#1 / 32768)))); {667#false} is VALID [2022-02-21 04:45:39,825 INFO L290 TraceCheckUtils]: 31: Hoare triple {667#false} goto; {667#false} is VALID [2022-02-21 04:45:39,825 INFO L290 TraceCheckUtils]: 32: Hoare triple {667#false} goto; {667#false} is VALID [2022-02-21 04:45:39,826 INFO L290 TraceCheckUtils]: 33: Hoare triple {667#false} goto; {667#false} is VALID [2022-02-21 04:45:39,826 INFO L290 TraceCheckUtils]: 34: Hoare triple {667#false} call write~int(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_~user~0#1.base, 28 + main_~user~0#1.offset, 4);call write~int(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); {667#false} is VALID [2022-02-21 04:45:39,826 INFO L290 TraceCheckUtils]: 35: Hoare triple {667#false} assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem48#1.base, main_#t~mem48#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem48#1.base, main_#t~mem48#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem48#1.base, main_#t~mem48#1.offset; {667#false} is VALID [2022-02-21 04:45:39,826 INFO L290 TraceCheckUtils]: 36: Hoare triple {667#false} call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem49#1.base, main_#t~mem49#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem50#1.base, main_#t~mem50#1.offset := read~$Pointer$(main_#t~mem49#1.base, 16 + main_#t~mem49#1.offset, 4);call main_#t~mem51#1.base, main_#t~mem51#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem52#1 := read~int(main_#t~mem51#1.base, 20 + main_#t~mem51#1.offset, 4);call write~$Pointer$(main_#t~mem50#1.base, main_#t~mem50#1.offset - main_#t~mem52#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem49#1.base, main_#t~mem49#1.offset;havoc main_#t~mem50#1.base, main_#t~mem50#1.offset;havoc main_#t~mem51#1.base, main_#t~mem51#1.offset;havoc main_#t~mem52#1;call main_#t~mem53#1.base, main_#t~mem53#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem54#1.base, main_#t~mem54#1.offset := read~$Pointer$(main_#t~mem53#1.base, 16 + main_#t~mem53#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem54#1.base, 8 + main_#t~mem54#1.offset, 4);havoc main_#t~mem53#1.base, main_#t~mem53#1.offset;havoc main_#t~mem54#1.base, main_#t~mem54#1.offset;call main_#t~mem55#1.base, main_#t~mem55#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem55#1.base, 16 + main_#t~mem55#1.offset, 4);havoc main_#t~mem55#1.base, main_#t~mem55#1.offset; {667#false} is VALID [2022-02-21 04:45:39,826 INFO L290 TraceCheckUtils]: 37: Hoare triple {667#false} goto; {667#false} is VALID [2022-02-21 04:45:39,827 INFO L290 TraceCheckUtils]: 38: Hoare triple {667#false} havoc main_~_ha_bkt~0#1;call main_#t~mem56#1.base, main_#t~mem56#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem57#1 := read~int(main_#t~mem56#1.base, 12 + main_#t~mem56#1.offset, 4);main_#t~post58#1 := main_#t~mem57#1;call write~int(1 + main_#t~post58#1, main_#t~mem56#1.base, 12 + main_#t~mem56#1.offset, 4);havoc main_#t~mem56#1.base, main_#t~mem56#1.offset;havoc main_#t~mem57#1;havoc main_#t~post58#1; {667#false} is VALID [2022-02-21 04:45:39,827 INFO L290 TraceCheckUtils]: 39: Hoare triple {667#false} call main_#t~mem59#1.base, main_#t~mem59#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem60#1 := read~int(main_#t~mem59#1.base, 4 + main_#t~mem59#1.offset, 4);main_~_ha_bkt~0#1 := (if 0 == main_~_ha_hashv~0#1 || 0 == main_#t~mem60#1 - 1 then 0 else (if 1 == main_#t~mem60#1 - 1 then (if 1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1 then main_~_ha_hashv~0#1 else (if main_~_ha_hashv~0#1 >= 0 then main_~_ha_hashv~0#1 % 2 else ~bitwiseAnd(main_~_ha_hashv~0#1, main_#t~mem60#1 - 1))) else (if 1 == main_~_ha_hashv~0#1 then (if 1 == main_#t~mem60#1 - 1 || 0 == main_#t~mem60#1 - 1 then main_#t~mem60#1 - 1 else (if main_#t~mem60#1 - 1 >= 0 then (main_#t~mem60#1 - 1) % 2 else ~bitwiseAnd(main_~_ha_hashv~0#1, main_#t~mem60#1 - 1))) else ~bitwiseAnd(main_~_ha_hashv~0#1, main_#t~mem60#1 - 1))));havoc main_#t~mem59#1.base, main_#t~mem59#1.offset;havoc main_#t~mem60#1; {667#false} is VALID [2022-02-21 04:45:39,827 INFO L290 TraceCheckUtils]: 40: Hoare triple {667#false} goto; {667#false} is VALID [2022-02-21 04:45:39,827 INFO L290 TraceCheckUtils]: 41: Hoare triple {667#false} call main_#t~mem61#1.base, main_#t~mem61#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem62#1.base, main_#t~mem62#1.offset := read~$Pointer$(main_#t~mem61#1.base, main_#t~mem61#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem62#1.base, main_#t~mem62#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem61#1.base, main_#t~mem61#1.offset;havoc main_#t~mem62#1.base, main_#t~mem62#1.offset;call main_#t~mem63#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post64#1 := main_#t~mem63#1;call write~int(1 + main_#t~post64#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem63#1;havoc main_#t~post64#1;call main_#t~mem65#1.base, main_#t~mem65#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem65#1.base, main_#t~mem65#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem65#1.base, main_#t~mem65#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem66#1.base, main_#t~mem66#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); {667#false} is VALID [2022-02-21 04:45:39,827 INFO L290 TraceCheckUtils]: 42: Hoare triple {667#false} assume main_#t~mem66#1.base != 0 || main_#t~mem66#1.offset != 0;havoc main_#t~mem66#1.base, main_#t~mem66#1.offset;call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem67#1.base, 12 + main_#t~mem67#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; {667#false} is VALID [2022-02-21 04:45:39,828 INFO L290 TraceCheckUtils]: 43: Hoare triple {667#false} call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem69#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem68#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short72#1 := main_#t~mem69#1 % 4294967296 >= 10 * (1 + main_#t~mem68#1) % 4294967296; {667#false} is VALID [2022-02-21 04:45:39,828 INFO L290 TraceCheckUtils]: 44: Hoare triple {667#false} assume main_#t~short72#1;call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 36 + main_#t~mem70#1.offset, 4);main_#t~short72#1 := 0 == main_#t~mem71#1 % 4294967296; {667#false} is VALID [2022-02-21 04:45:39,828 INFO L290 TraceCheckUtils]: 45: Hoare triple {667#false} assume !main_#t~short72#1;havoc main_#t~mem69#1;havoc main_#t~mem68#1;havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;havoc main_#t~short72#1; {667#false} is VALID [2022-02-21 04:45:39,828 INFO L290 TraceCheckUtils]: 46: Hoare triple {667#false} goto; {667#false} is VALID [2022-02-21 04:45:39,829 INFO L290 TraceCheckUtils]: 47: Hoare triple {667#false} goto; {667#false} is VALID [2022-02-21 04:45:39,829 INFO L290 TraceCheckUtils]: 48: Hoare triple {667#false} goto; {667#false} is VALID [2022-02-21 04:45:39,829 INFO L290 TraceCheckUtils]: 49: Hoare triple {667#false} goto; {667#false} is VALID [2022-02-21 04:45:39,829 INFO L290 TraceCheckUtils]: 50: Hoare triple {667#false} main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; {667#false} is VALID [2022-02-21 04:45:39,829 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 04:45:39,830 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-02-21 04:45:39,830 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-21 04:45:39,830 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [916302470] [2022-02-21 04:45:39,830 WARN L317 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-02-21 04:45:39,830 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2117286353] [2022-02-21 04:45:39,843 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2117286353] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-21 04:45:39,843 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-21 04:45:39,844 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-21 04:45:39,844 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1546851635] [2022-02-21 04:45:39,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-21 04:45:39,844 INFO L808 eck$LassoCheckResult]: loop already infeasible [2022-02-21 04:45:39,845 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-21 04:45:39,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-21 04:45:39,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-21 04:45:39,846 INFO L87 Difference]: Start difference. First operand 129 states and 167 transitions. cyclomatic complexity: 41 Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 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 04:45:40,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 04:45:40,455 INFO L93 Difference]: Finished difference Result 150 states and 188 transitions. [2022-02-21 04:45:40,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-21 04:45:40,455 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 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 04:45:40,508 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 51 edges. 51 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 04:45:40,509 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 150 states and 188 transitions. [2022-02-21 04:45:40,520 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 143 [2022-02-21 04:45:40,524 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 150 states to 150 states and 188 transitions. [2022-02-21 04:45:40,524 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 150 [2022-02-21 04:45:40,524 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 150 [2022-02-21 04:45:40,524 INFO L73 IsDeterministic]: Start isDeterministic. Operand 150 states and 188 transitions. [2022-02-21 04:45:40,525 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-02-21 04:45:40,525 INFO L681 BuchiCegarLoop]: Abstraction has 150 states and 188 transitions. [2022-02-21 04:45:40,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states and 188 transitions. [2022-02-21 04:45:40,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 149. [2022-02-21 04:45:40,529 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-21 04:45:40,530 INFO L82 GeneralOperation]: Start isEquivalent. First operand 150 states and 188 transitions. Second operand has 149 states, 145 states have (on average 1.2482758620689656) internal successors, (181), 144 states have internal predecessors, (181), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-21 04:45:40,530 INFO L74 IsIncluded]: Start isIncluded. First operand 150 states and 188 transitions. Second operand has 149 states, 145 states have (on average 1.2482758620689656) internal successors, (181), 144 states have internal predecessors, (181), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-21 04:45:40,531 INFO L87 Difference]: Start difference. First operand 150 states and 188 transitions. Second operand has 149 states, 145 states have (on average 1.2482758620689656) internal successors, (181), 144 states have internal predecessors, (181), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-21 04:45:40,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 04:45:40,544 INFO L93 Difference]: Finished difference Result 150 states and 188 transitions. [2022-02-21 04:45:40,545 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 188 transitions. [2022-02-21 04:45:40,546 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 04:45:40,546 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 04:45:40,546 INFO L74 IsIncluded]: Start isIncluded. First operand has 149 states, 145 states have (on average 1.2482758620689656) internal successors, (181), 144 states have internal predecessors, (181), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand 150 states and 188 transitions. [2022-02-21 04:45:40,547 INFO L87 Difference]: Start difference. First operand has 149 states, 145 states have (on average 1.2482758620689656) internal successors, (181), 144 states have internal predecessors, (181), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand 150 states and 188 transitions. [2022-02-21 04:45:40,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 04:45:40,550 INFO L93 Difference]: Finished difference Result 150 states and 188 transitions. [2022-02-21 04:45:40,550 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 188 transitions. [2022-02-21 04:45:40,551 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 04:45:40,551 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 04:45:40,551 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-21 04:45:40,552 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-21 04:45:40,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 149 states, 145 states have (on average 1.2482758620689656) internal successors, (181), 144 states have internal predecessors, (181), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-21 04:45:40,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 187 transitions. [2022-02-21 04:45:40,555 INFO L704 BuchiCegarLoop]: Abstraction has 149 states and 187 transitions. [2022-02-21 04:45:40,555 INFO L587 BuchiCegarLoop]: Abstraction has 149 states and 187 transitions. [2022-02-21 04:45:40,555 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2022-02-21 04:45:40,555 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 149 states and 187 transitions. [2022-02-21 04:45:40,556 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 142 [2022-02-21 04:45:40,556 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 04:45:40,556 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 04:45:40,568 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2022-02-21 04:45:40,568 INFO L843 BuchiCegarLoop]: Counterexample loop 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, 1, 1, 1, 1, 1, 1, 1] [2022-02-21 04:45:40,569 INFO L791 eck$LassoCheckResult]: Stem: 1104#ULTIMATE.startENTRY 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; 1043#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem8#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~switch19#1, main_#t~mem20#1, main_#t~mem21#1, main_#t~mem22#1, main_#t~mem23#1, main_#t~mem24#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_~_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~malloc31#1.base, main_#t~malloc31#1.offset, main_#t~mem32#1.base, main_#t~mem32#1.offset, main_#t~mem33#1.base, main_#t~mem33#1.offset, main_#t~memset~res34#1.base, main_#t~memset~res34#1.offset, main_#t~mem35#1.base, main_#t~mem35#1.offset, main_#t~mem36#1.base, main_#t~mem36#1.offset, main_#t~mem37#1.base, main_#t~mem37#1.offset, main_#t~mem38#1.base, main_#t~mem38#1.offset, main_#t~mem39#1.base, main_#t~mem39#1.offset, main_#t~malloc40#1.base, main_#t~malloc40#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~mem45#1.base, main_#t~mem45#1.offset, main_#t~mem46#1.base, main_#t~mem46#1.offset, main_#t~memset~res47#1.base, main_#t~memset~res47#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~mem52#1, 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~post58#1, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1, main_#t~post64#1, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem69#1, main_#t~mem68#1, main_#t~mem70#1.base, main_#t~mem70#1.offset, main_#t~mem71#1, main_#t~short72#1, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1, main_#t~malloc75#1.base, main_#t~malloc75#1.offset, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~memset~res80#1.base, main_#t~memset~res80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem85#1, main_#t~mem83#1.base, main_#t~mem83#1.offset, main_#t~mem84#1, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem89#1, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem88#1, main_#t~ite90#1, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem101#1, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~pre104#1, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~post109#1, main_#t~mem113#1, main_#t~mem111#1, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem112#1, main_#t~mem114#1, main_#t~post115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1.base, main_#t~mem117#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~post92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem122#1, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1, main_#t~post125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem132#1, main_#t~mem130#1.base, main_#t~mem130#1.offset, main_#t~mem131#1, main_#t~ite135#1, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1, main_#t~mem136#1.base, main_#t~mem136#1.offset, main_#t~mem137#1, main_#t~mem138#1.base, main_#t~mem138#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~post5#1, main_#t~mem140#1, main_#t~mem141#1, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;havoc main_~i~0#1;havoc main_~user~0#1.base, main_~user~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;main_~i~0#1 := 0; 1044#L750-3 [2022-02-21 04:45:40,569 INFO L793 eck$LassoCheckResult]: Loop: 1044#L750-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 1074#L752 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 1075#L752-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); 1077#L757-124 havoc main_~_ha_hashv~0#1; 1076#L757-49 goto; 1062#L757-47 havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; 973#L757-8 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 974#L757-9 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch19#1 := 11 == main_~_hj_k~0#1; 1030#L757-10 assume main_#t~switch19#1;call main_#t~mem20#1 := read~int(main_~_hj_key~0#1.base, 10 + main_~_hj_key~0#1.offset, 1);main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 + 16777216 * (main_#t~mem20#1 % 256);havoc main_#t~mem20#1; 1099#L757-12 main_#t~switch19#1 := main_#t~switch19#1 || 10 == main_~_hj_k~0#1; 1014#L757-13 assume main_#t~switch19#1;call main_#t~mem21#1 := read~int(main_~_hj_key~0#1.base, 9 + main_~_hj_key~0#1.offset, 1);main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 + 65536 * (main_#t~mem21#1 % 256);havoc main_#t~mem21#1; 1015#L757-15 main_#t~switch19#1 := main_#t~switch19#1 || 9 == main_~_hj_k~0#1; 1089#L757-16 assume main_#t~switch19#1;call main_#t~mem22#1 := read~int(main_~_hj_key~0#1.base, 8 + main_~_hj_key~0#1.offset, 1);main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 + 256 * (main_#t~mem22#1 % 256);havoc main_#t~mem22#1; 1090#L757-18 main_#t~switch19#1 := main_#t~switch19#1 || 8 == main_~_hj_k~0#1; 1079#L757-19 assume main_#t~switch19#1;call main_#t~mem23#1 := read~int(main_~_hj_key~0#1.base, 7 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + 16777216 * (main_#t~mem23#1 % 256);havoc main_#t~mem23#1; 1080#L757-21 main_#t~switch19#1 := main_#t~switch19#1 || 7 == main_~_hj_k~0#1; 1060#L757-22 assume main_#t~switch19#1;call main_#t~mem24#1 := read~int(main_~_hj_key~0#1.base, 6 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + 65536 * (main_#t~mem24#1 % 256);havoc main_#t~mem24#1; 1061#L757-24 main_#t~switch19#1 := main_#t~switch19#1 || 6 == main_~_hj_k~0#1; 1034#L757-25 assume main_#t~switch19#1;call main_#t~mem25#1 := read~int(main_~_hj_key~0#1.base, 5 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + 256 * (main_#t~mem25#1 % 256);havoc main_#t~mem25#1; 1035#L757-27 main_#t~switch19#1 := main_#t~switch19#1 || 5 == main_~_hj_k~0#1; 1098#L757-28 assume main_#t~switch19#1;call main_#t~mem26#1 := read~int(main_~_hj_key~0#1.base, 4 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + main_#t~mem26#1 % 256;havoc main_#t~mem26#1; 1096#L757-30 main_#t~switch19#1 := main_#t~switch19#1 || 4 == main_~_hj_k~0#1; 1095#L757-31 assume main_#t~switch19#1;call main_#t~mem27#1 := read~int(main_~_hj_key~0#1.base, 3 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 16777216 * (main_#t~mem27#1 % 256);havoc main_#t~mem27#1; 980#L757-33 main_#t~switch19#1 := main_#t~switch19#1 || 3 == main_~_hj_k~0#1; 981#L757-34 assume main_#t~switch19#1;call main_#t~mem28#1 := read~int(main_~_hj_key~0#1.base, 2 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 65536 * (main_#t~mem28#1 % 256);havoc main_#t~mem28#1; 1055#L757-36 main_#t~switch19#1 := main_#t~switch19#1 || 2 == main_~_hj_k~0#1; 1045#L757-37 assume main_#t~switch19#1;call main_#t~mem29#1 := read~int(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem29#1 % 256);havoc main_#t~mem29#1; 1046#L757-39 main_#t~switch19#1 := main_#t~switch19#1 || 1 == main_~_hj_k~0#1; 1004#L757-40 assume main_#t~switch19#1;call main_#t~mem30#1 := read~int(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + main_#t~mem30#1 % 256;havoc main_#t~mem30#1; 987#L757-42 havoc main_#t~switch19#1; 988#L757-45 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1;main_~_hj_i~0#1 := (if (1 == main_~_hj_i~0#1 || 0 == main_~_hj_i~0#1) && (1 == main_~_ha_hashv~0#1 / 8192 || 0 == main_~_ha_hashv~0#1 / 8192) then (if main_~_hj_i~0#1 == main_~_ha_hashv~0#1 / 8192 then 0 else 1) else (if 0 == main_~_hj_i~0#1 then main_~_ha_hashv~0#1 / 8192 else (if 0 == main_~_ha_hashv~0#1 / 8192 then main_~_hj_i~0#1 else ~bitwiseXOr(main_~_hj_i~0#1, main_~_ha_hashv~0#1 / 8192))));main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1;main_~_hj_j~0#1 := (if (1 == main_~_hj_j~0#1 || 0 == main_~_hj_j~0#1) && (1 == 256 * main_~_hj_i~0#1 || 0 == 256 * main_~_hj_i~0#1) then (if main_~_hj_j~0#1 == 256 * main_~_hj_i~0#1 then 0 else 1) else (if 0 == main_~_hj_j~0#1 then 256 * main_~_hj_i~0#1 else (if 0 == 256 * main_~_hj_i~0#1 then main_~_hj_j~0#1 else ~bitwiseXOr(main_~_hj_j~0#1, 256 * main_~_hj_i~0#1))));main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1;main_~_ha_hashv~0#1 := (if (1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1) && (1 == main_~_hj_j~0#1 / 8192 || 0 == main_~_hj_j~0#1 / 8192) then (if main_~_ha_hashv~0#1 == main_~_hj_j~0#1 / 8192 then 0 else 1) else (if 0 == main_~_ha_hashv~0#1 then main_~_hj_j~0#1 / 8192 else (if 0 == main_~_hj_j~0#1 / 8192 then main_~_ha_hashv~0#1 else ~bitwiseXOr(main_~_ha_hashv~0#1, main_~_hj_j~0#1 / 8192))));main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1;main_~_hj_i~0#1 := (if (1 == main_~_hj_i~0#1 || 0 == main_~_hj_i~0#1) && (1 == main_~_ha_hashv~0#1 / 4096 || 0 == main_~_ha_hashv~0#1 / 4096) then (if main_~_hj_i~0#1 == main_~_ha_hashv~0#1 / 4096 then 0 else 1) else (if 0 == main_~_hj_i~0#1 then main_~_ha_hashv~0#1 / 4096 else (if 0 == main_~_ha_hashv~0#1 / 4096 then main_~_hj_i~0#1 else ~bitwiseXOr(main_~_hj_i~0#1, main_~_ha_hashv~0#1 / 4096))));main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1;main_~_hj_j~0#1 := (if (1 == main_~_hj_j~0#1 || 0 == main_~_hj_j~0#1) && (1 == 65536 * main_~_hj_i~0#1 || 0 == 65536 * main_~_hj_i~0#1) then (if main_~_hj_j~0#1 == 65536 * main_~_hj_i~0#1 then 0 else 1) else (if 0 == main_~_hj_j~0#1 then 65536 * main_~_hj_i~0#1 else (if 0 == 65536 * main_~_hj_i~0#1 then main_~_hj_j~0#1 else ~bitwiseXOr(main_~_hj_j~0#1, 65536 * main_~_hj_i~0#1))));main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1;main_~_ha_hashv~0#1 := (if (1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1) && (1 == main_~_hj_j~0#1 / 32 || 0 == main_~_hj_j~0#1 / 32) then (if main_~_ha_hashv~0#1 == main_~_hj_j~0#1 / 32 then 0 else 1) else (if 0 == main_~_ha_hashv~0#1 then main_~_hj_j~0#1 / 32 else (if 0 == main_~_hj_j~0#1 / 32 then main_~_ha_hashv~0#1 else ~bitwiseXOr(main_~_ha_hashv~0#1, main_~_hj_j~0#1 / 32))));main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1;main_~_hj_i~0#1 := (if (1 == main_~_hj_i~0#1 || 0 == main_~_hj_i~0#1) && (1 == main_~_ha_hashv~0#1 / 8 || 0 == main_~_ha_hashv~0#1 / 8) then (if main_~_hj_i~0#1 == main_~_ha_hashv~0#1 / 8 then 0 else 1) else (if 0 == main_~_hj_i~0#1 then main_~_ha_hashv~0#1 / 8 else (if 0 == main_~_ha_hashv~0#1 / 8 then main_~_hj_i~0#1 else ~bitwiseXOr(main_~_hj_i~0#1, main_~_ha_hashv~0#1 / 8))));main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1;main_~_hj_j~0#1 := (if (1 == main_~_hj_j~0#1 || 0 == main_~_hj_j~0#1) && (1 == 1024 * main_~_hj_i~0#1 || 0 == 1024 * main_~_hj_i~0#1) then (if main_~_hj_j~0#1 == 1024 * main_~_hj_i~0#1 then 0 else 1) else (if 0 == main_~_hj_j~0#1 then 1024 * main_~_hj_i~0#1 else (if 0 == 1024 * main_~_hj_i~0#1 then main_~_hj_j~0#1 else ~bitwiseXOr(main_~_hj_j~0#1, 1024 * main_~_hj_i~0#1))));main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1;main_~_ha_hashv~0#1 := (if (1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1) && (1 == main_~_hj_j~0#1 / 32768 || 0 == main_~_hj_j~0#1 / 32768) then (if main_~_ha_hashv~0#1 == main_~_hj_j~0#1 / 32768 then 0 else 1) else (if 0 == main_~_ha_hashv~0#1 then main_~_hj_j~0#1 / 32768 else (if 0 == main_~_hj_j~0#1 / 32768 then main_~_ha_hashv~0#1 else ~bitwiseXOr(main_~_ha_hashv~0#1, main_~_hj_j~0#1 / 32768)))); 1038#L757-44 goto; 1082#L757-46 goto; 1083#L757-48 goto; 1039#L757-122 call write~int(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_~user~0#1.base, 28 + main_~user~0#1.offset, 4);call write~int(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 1040#L757-51 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem48#1.base, main_#t~mem48#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem48#1.base, main_#t~mem48#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem48#1.base, main_#t~mem48#1.offset; 1086#L757-67 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem49#1.base, main_#t~mem49#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem50#1.base, main_#t~mem50#1.offset := read~$Pointer$(main_#t~mem49#1.base, 16 + main_#t~mem49#1.offset, 4);call main_#t~mem51#1.base, main_#t~mem51#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem52#1 := read~int(main_#t~mem51#1.base, 20 + main_#t~mem51#1.offset, 4);call write~$Pointer$(main_#t~mem50#1.base, main_#t~mem50#1.offset - main_#t~mem52#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem49#1.base, main_#t~mem49#1.offset;havoc main_#t~mem50#1.base, main_#t~mem50#1.offset;havoc main_#t~mem51#1.base, main_#t~mem51#1.offset;havoc main_#t~mem52#1;call main_#t~mem53#1.base, main_#t~mem53#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem54#1.base, main_#t~mem54#1.offset := read~$Pointer$(main_#t~mem53#1.base, 16 + main_#t~mem53#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem54#1.base, 8 + main_#t~mem54#1.offset, 4);havoc main_#t~mem53#1.base, main_#t~mem53#1.offset;havoc main_#t~mem54#1.base, main_#t~mem54#1.offset;call main_#t~mem55#1.base, main_#t~mem55#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem55#1.base, 16 + main_#t~mem55#1.offset, 4);havoc main_#t~mem55#1.base, main_#t~mem55#1.offset; 1087#L757-66 goto; 1007#L757-120 havoc main_~_ha_bkt~0#1;call main_#t~mem56#1.base, main_#t~mem56#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem57#1 := read~int(main_#t~mem56#1.base, 12 + main_#t~mem56#1.offset, 4);main_#t~post58#1 := main_#t~mem57#1;call write~int(1 + main_#t~post58#1, main_#t~mem56#1.base, 12 + main_#t~mem56#1.offset, 4);havoc main_#t~mem56#1.base, main_#t~mem56#1.offset;havoc main_#t~mem57#1;havoc main_#t~post58#1; 1058#L757-71 call main_#t~mem59#1.base, main_#t~mem59#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem60#1 := read~int(main_#t~mem59#1.base, 4 + main_#t~mem59#1.offset, 4);main_~_ha_bkt~0#1 := (if 0 == main_~_ha_hashv~0#1 || 0 == main_#t~mem60#1 - 1 then 0 else (if 1 == main_#t~mem60#1 - 1 then (if 1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1 then main_~_ha_hashv~0#1 else (if main_~_ha_hashv~0#1 >= 0 then main_~_ha_hashv~0#1 % 2 else ~bitwiseAnd(main_~_ha_hashv~0#1, main_#t~mem60#1 - 1))) else (if 1 == main_~_ha_hashv~0#1 then (if 1 == main_#t~mem60#1 - 1 || 0 == main_#t~mem60#1 - 1 then main_#t~mem60#1 - 1 else (if main_#t~mem60#1 - 1 >= 0 then (main_#t~mem60#1 - 1) % 2 else ~bitwiseAnd(main_~_ha_hashv~0#1, main_#t~mem60#1 - 1))) else ~bitwiseAnd(main_~_ha_hashv~0#1, main_#t~mem60#1 - 1))));havoc main_#t~mem59#1.base, main_#t~mem59#1.offset;havoc main_#t~mem60#1; 1059#L757-70 goto; 1073#L757-118 call main_#t~mem61#1.base, main_#t~mem61#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem62#1.base, main_#t~mem62#1.offset := read~$Pointer$(main_#t~mem61#1.base, main_#t~mem61#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem62#1.base, main_#t~mem62#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem61#1.base, main_#t~mem61#1.offset;havoc main_#t~mem62#1.base, main_#t~mem62#1.offset;call main_#t~mem63#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post64#1 := main_#t~mem63#1;call write~int(1 + main_#t~post64#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem63#1;havoc main_#t~post64#1;call main_#t~mem65#1.base, main_#t~mem65#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem65#1.base, main_#t~mem65#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem65#1.base, main_#t~mem65#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem66#1.base, main_#t~mem66#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 1078#L757-73 assume main_#t~mem66#1.base != 0 || main_#t~mem66#1.offset != 0;havoc main_#t~mem66#1.base, main_#t~mem66#1.offset;call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem67#1.base, 12 + main_#t~mem67#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; 1025#L757-75 call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem69#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem68#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short72#1 := main_#t~mem69#1 % 4294967296 >= 10 * (1 + main_#t~mem68#1) % 4294967296; 1026#L757-76 assume main_#t~short72#1;call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 36 + main_#t~mem70#1.offset, 4);main_#t~short72#1 := 0 == main_#t~mem71#1 % 4294967296; 1091#L757-78 assume !main_#t~short72#1;havoc main_#t~mem69#1;havoc main_#t~mem68#1;havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;havoc main_#t~short72#1; 1010#L757-117 goto; 1011#L757-119 goto; 1022#L757-121 goto; 1023#L757-123 goto; 1051#L750-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1044#L750-3 [2022-02-21 04:45:40,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 04:45:40,570 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 3 times [2022-02-21 04:45:40,570 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 04:45:40,570 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781450406] [2022-02-21 04:45:40,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 04:45:40,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 04:45:40,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 04:45:40,580 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-21 04:45:40,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 04:45:40,590 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-21 04:45:40,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 04:45:40,591 INFO L85 PathProgramCache]: Analyzing trace with hash 999195159, now seen corresponding path program 1 times [2022-02-21 04:45:40,591 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 04:45:40,591 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [392751182] [2022-02-21 04:45:40,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 04:45:40,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 04:45:40,778 ERROR L252 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-02-21 04:45:40,787 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [72677428] [2022-02-21 04:45:40,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 04:45:40,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-21 04:45:40,787 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 04:45:40,798 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-21 04:45:40,799 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-02-21 04:45:41,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 04:45:41,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 1829 conjuncts, 3 conjunts are in the unsatisfiable core [2022-02-21 04:45:41,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 04:45:41,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-21 04:45:41,502 INFO L290 TraceCheckUtils]: 0: Hoare triple {1423#true} assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; {1423#true} is VALID [2022-02-21 04:45:41,503 INFO L290 TraceCheckUtils]: 1: Hoare triple {1423#true} assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); {1423#true} is VALID [2022-02-21 04:45:41,503 INFO L290 TraceCheckUtils]: 2: Hoare triple {1423#true} call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); {1423#true} is VALID [2022-02-21 04:45:41,503 INFO L290 TraceCheckUtils]: 3: Hoare triple {1423#true} havoc main_~_ha_hashv~0#1; {1423#true} is VALID [2022-02-21 04:45:41,503 INFO L290 TraceCheckUtils]: 4: Hoare triple {1423#true} goto; {1423#true} is VALID [2022-02-21 04:45:41,503 INFO L290 TraceCheckUtils]: 5: Hoare triple {1423#true} havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; {1443#(<= |ULTIMATE.start_main_~_hj_k~0#1| 4)} is VALID [2022-02-21 04:45:41,504 INFO L290 TraceCheckUtils]: 6: Hoare triple {1443#(<= |ULTIMATE.start_main_~_hj_k~0#1| 4)} assume !(main_~_hj_k~0#1 % 4294967296 >= 12); {1443#(<= |ULTIMATE.start_main_~_hj_k~0#1| 4)} is VALID [2022-02-21 04:45:41,504 INFO L290 TraceCheckUtils]: 7: Hoare triple {1443#(<= |ULTIMATE.start_main_~_hj_k~0#1| 4)} main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch19#1 := 11 == main_~_hj_k~0#1; {1450#(not |ULTIMATE.start_main_#t~switch19#1|)} is VALID [2022-02-21 04:45:41,504 INFO L290 TraceCheckUtils]: 8: Hoare triple {1450#(not |ULTIMATE.start_main_#t~switch19#1|)} assume main_#t~switch19#1;call main_#t~mem20#1 := read~int(main_~_hj_key~0#1.base, 10 + main_~_hj_key~0#1.offset, 1);main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 + 16777216 * (main_#t~mem20#1 % 256);havoc main_#t~mem20#1; {1424#false} is VALID [2022-02-21 04:45:41,504 INFO L290 TraceCheckUtils]: 9: Hoare triple {1424#false} main_#t~switch19#1 := main_#t~switch19#1 || 10 == main_~_hj_k~0#1; {1424#false} is VALID [2022-02-21 04:45:41,505 INFO L290 TraceCheckUtils]: 10: Hoare triple {1424#false} assume main_#t~switch19#1;call main_#t~mem21#1 := read~int(main_~_hj_key~0#1.base, 9 + main_~_hj_key~0#1.offset, 1);main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 + 65536 * (main_#t~mem21#1 % 256);havoc main_#t~mem21#1; {1424#false} is VALID [2022-02-21 04:45:41,505 INFO L290 TraceCheckUtils]: 11: Hoare triple {1424#false} main_#t~switch19#1 := main_#t~switch19#1 || 9 == main_~_hj_k~0#1; {1424#false} is VALID [2022-02-21 04:45:41,505 INFO L290 TraceCheckUtils]: 12: Hoare triple {1424#false} assume main_#t~switch19#1;call main_#t~mem22#1 := read~int(main_~_hj_key~0#1.base, 8 + main_~_hj_key~0#1.offset, 1);main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 + 256 * (main_#t~mem22#1 % 256);havoc main_#t~mem22#1; {1424#false} is VALID [2022-02-21 04:45:41,505 INFO L290 TraceCheckUtils]: 13: Hoare triple {1424#false} main_#t~switch19#1 := main_#t~switch19#1 || 8 == main_~_hj_k~0#1; {1424#false} is VALID [2022-02-21 04:45:41,505 INFO L290 TraceCheckUtils]: 14: Hoare triple {1424#false} assume main_#t~switch19#1;call main_#t~mem23#1 := read~int(main_~_hj_key~0#1.base, 7 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + 16777216 * (main_#t~mem23#1 % 256);havoc main_#t~mem23#1; {1424#false} is VALID [2022-02-21 04:45:41,505 INFO L290 TraceCheckUtils]: 15: Hoare triple {1424#false} main_#t~switch19#1 := main_#t~switch19#1 || 7 == main_~_hj_k~0#1; {1424#false} is VALID [2022-02-21 04:45:41,505 INFO L290 TraceCheckUtils]: 16: Hoare triple {1424#false} assume main_#t~switch19#1;call main_#t~mem24#1 := read~int(main_~_hj_key~0#1.base, 6 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + 65536 * (main_#t~mem24#1 % 256);havoc main_#t~mem24#1; {1424#false} is VALID [2022-02-21 04:45:41,505 INFO L290 TraceCheckUtils]: 17: Hoare triple {1424#false} main_#t~switch19#1 := main_#t~switch19#1 || 6 == main_~_hj_k~0#1; {1424#false} is VALID [2022-02-21 04:45:41,506 INFO L290 TraceCheckUtils]: 18: Hoare triple {1424#false} assume main_#t~switch19#1;call main_#t~mem25#1 := read~int(main_~_hj_key~0#1.base, 5 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + 256 * (main_#t~mem25#1 % 256);havoc main_#t~mem25#1; {1424#false} is VALID [2022-02-21 04:45:41,506 INFO L290 TraceCheckUtils]: 19: Hoare triple {1424#false} main_#t~switch19#1 := main_#t~switch19#1 || 5 == main_~_hj_k~0#1; {1424#false} is VALID [2022-02-21 04:45:41,506 INFO L290 TraceCheckUtils]: 20: Hoare triple {1424#false} assume main_#t~switch19#1;call main_#t~mem26#1 := read~int(main_~_hj_key~0#1.base, 4 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + main_#t~mem26#1 % 256;havoc main_#t~mem26#1; {1424#false} is VALID [2022-02-21 04:45:41,506 INFO L290 TraceCheckUtils]: 21: Hoare triple {1424#false} main_#t~switch19#1 := main_#t~switch19#1 || 4 == main_~_hj_k~0#1; {1424#false} is VALID [2022-02-21 04:45:41,506 INFO L290 TraceCheckUtils]: 22: Hoare triple {1424#false} assume main_#t~switch19#1;call main_#t~mem27#1 := read~int(main_~_hj_key~0#1.base, 3 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 16777216 * (main_#t~mem27#1 % 256);havoc main_#t~mem27#1; {1424#false} is VALID [2022-02-21 04:45:41,506 INFO L290 TraceCheckUtils]: 23: Hoare triple {1424#false} main_#t~switch19#1 := main_#t~switch19#1 || 3 == main_~_hj_k~0#1; {1424#false} is VALID [2022-02-21 04:45:41,506 INFO L290 TraceCheckUtils]: 24: Hoare triple {1424#false} assume main_#t~switch19#1;call main_#t~mem28#1 := read~int(main_~_hj_key~0#1.base, 2 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 65536 * (main_#t~mem28#1 % 256);havoc main_#t~mem28#1; {1424#false} is VALID [2022-02-21 04:45:41,507 INFO L290 TraceCheckUtils]: 25: Hoare triple {1424#false} main_#t~switch19#1 := main_#t~switch19#1 || 2 == main_~_hj_k~0#1; {1424#false} is VALID [2022-02-21 04:45:41,507 INFO L290 TraceCheckUtils]: 26: Hoare triple {1424#false} assume main_#t~switch19#1;call main_#t~mem29#1 := read~int(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem29#1 % 256);havoc main_#t~mem29#1; {1424#false} is VALID [2022-02-21 04:45:41,507 INFO L290 TraceCheckUtils]: 27: Hoare triple {1424#false} main_#t~switch19#1 := main_#t~switch19#1 || 1 == main_~_hj_k~0#1; {1424#false} is VALID [2022-02-21 04:45:41,507 INFO L290 TraceCheckUtils]: 28: Hoare triple {1424#false} assume main_#t~switch19#1;call main_#t~mem30#1 := read~int(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + main_#t~mem30#1 % 256;havoc main_#t~mem30#1; {1424#false} is VALID [2022-02-21 04:45:41,507 INFO L290 TraceCheckUtils]: 29: Hoare triple {1424#false} havoc main_#t~switch19#1; {1424#false} is VALID [2022-02-21 04:45:41,507 INFO L290 TraceCheckUtils]: 30: Hoare triple {1424#false} main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1;main_~_hj_i~0#1 := (if (1 == main_~_hj_i~0#1 || 0 == main_~_hj_i~0#1) && (1 == main_~_ha_hashv~0#1 / 8192 || 0 == main_~_ha_hashv~0#1 / 8192) then (if main_~_hj_i~0#1 == main_~_ha_hashv~0#1 / 8192 then 0 else 1) else (if 0 == main_~_hj_i~0#1 then main_~_ha_hashv~0#1 / 8192 else (if 0 == main_~_ha_hashv~0#1 / 8192 then main_~_hj_i~0#1 else ~bitwiseXOr(main_~_hj_i~0#1, main_~_ha_hashv~0#1 / 8192))));main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1;main_~_hj_j~0#1 := (if (1 == main_~_hj_j~0#1 || 0 == main_~_hj_j~0#1) && (1 == 256 * main_~_hj_i~0#1 || 0 == 256 * main_~_hj_i~0#1) then (if main_~_hj_j~0#1 == 256 * main_~_hj_i~0#1 then 0 else 1) else (if 0 == main_~_hj_j~0#1 then 256 * main_~_hj_i~0#1 else (if 0 == 256 * main_~_hj_i~0#1 then main_~_hj_j~0#1 else ~bitwiseXOr(main_~_hj_j~0#1, 256 * main_~_hj_i~0#1))));main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1;main_~_ha_hashv~0#1 := (if (1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1) && (1 == main_~_hj_j~0#1 / 8192 || 0 == main_~_hj_j~0#1 / 8192) then (if main_~_ha_hashv~0#1 == main_~_hj_j~0#1 / 8192 then 0 else 1) else (if 0 == main_~_ha_hashv~0#1 then main_~_hj_j~0#1 / 8192 else (if 0 == main_~_hj_j~0#1 / 8192 then main_~_ha_hashv~0#1 else ~bitwiseXOr(main_~_ha_hashv~0#1, main_~_hj_j~0#1 / 8192))));main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1;main_~_hj_i~0#1 := (if (1 == main_~_hj_i~0#1 || 0 == main_~_hj_i~0#1) && (1 == main_~_ha_hashv~0#1 / 4096 || 0 == main_~_ha_hashv~0#1 / 4096) then (if main_~_hj_i~0#1 == main_~_ha_hashv~0#1 / 4096 then 0 else 1) else (if 0 == main_~_hj_i~0#1 then main_~_ha_hashv~0#1 / 4096 else (if 0 == main_~_ha_hashv~0#1 / 4096 then main_~_hj_i~0#1 else ~bitwiseXOr(main_~_hj_i~0#1, main_~_ha_hashv~0#1 / 4096))));main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1;main_~_hj_j~0#1 := (if (1 == main_~_hj_j~0#1 || 0 == main_~_hj_j~0#1) && (1 == 65536 * main_~_hj_i~0#1 || 0 == 65536 * main_~_hj_i~0#1) then (if main_~_hj_j~0#1 == 65536 * main_~_hj_i~0#1 then 0 else 1) else (if 0 == main_~_hj_j~0#1 then 65536 * main_~_hj_i~0#1 else (if 0 == 65536 * main_~_hj_i~0#1 then main_~_hj_j~0#1 else ~bitwiseXOr(main_~_hj_j~0#1, 65536 * main_~_hj_i~0#1))));main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1;main_~_ha_hashv~0#1 := (if (1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1) && (1 == main_~_hj_j~0#1 / 32 || 0 == main_~_hj_j~0#1 / 32) then (if main_~_ha_hashv~0#1 == main_~_hj_j~0#1 / 32 then 0 else 1) else (if 0 == main_~_ha_hashv~0#1 then main_~_hj_j~0#1 / 32 else (if 0 == main_~_hj_j~0#1 / 32 then main_~_ha_hashv~0#1 else ~bitwiseXOr(main_~_ha_hashv~0#1, main_~_hj_j~0#1 / 32))));main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1;main_~_hj_i~0#1 := (if (1 == main_~_hj_i~0#1 || 0 == main_~_hj_i~0#1) && (1 == main_~_ha_hashv~0#1 / 8 || 0 == main_~_ha_hashv~0#1 / 8) then (if main_~_hj_i~0#1 == main_~_ha_hashv~0#1 / 8 then 0 else 1) else (if 0 == main_~_hj_i~0#1 then main_~_ha_hashv~0#1 / 8 else (if 0 == main_~_ha_hashv~0#1 / 8 then main_~_hj_i~0#1 else ~bitwiseXOr(main_~_hj_i~0#1, main_~_ha_hashv~0#1 / 8))));main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1;main_~_hj_j~0#1 := (if (1 == main_~_hj_j~0#1 || 0 == main_~_hj_j~0#1) && (1 == 1024 * main_~_hj_i~0#1 || 0 == 1024 * main_~_hj_i~0#1) then (if main_~_hj_j~0#1 == 1024 * main_~_hj_i~0#1 then 0 else 1) else (if 0 == main_~_hj_j~0#1 then 1024 * main_~_hj_i~0#1 else (if 0 == 1024 * main_~_hj_i~0#1 then main_~_hj_j~0#1 else ~bitwiseXOr(main_~_hj_j~0#1, 1024 * main_~_hj_i~0#1))));main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1;main_~_ha_hashv~0#1 := (if (1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1) && (1 == main_~_hj_j~0#1 / 32768 || 0 == main_~_hj_j~0#1 / 32768) then (if main_~_ha_hashv~0#1 == main_~_hj_j~0#1 / 32768 then 0 else 1) else (if 0 == main_~_ha_hashv~0#1 then main_~_hj_j~0#1 / 32768 else (if 0 == main_~_hj_j~0#1 / 32768 then main_~_ha_hashv~0#1 else ~bitwiseXOr(main_~_ha_hashv~0#1, main_~_hj_j~0#1 / 32768)))); {1424#false} is VALID [2022-02-21 04:45:41,508 INFO L290 TraceCheckUtils]: 31: Hoare triple {1424#false} goto; {1424#false} is VALID [2022-02-21 04:45:41,508 INFO L290 TraceCheckUtils]: 32: Hoare triple {1424#false} goto; {1424#false} is VALID [2022-02-21 04:45:41,508 INFO L290 TraceCheckUtils]: 33: Hoare triple {1424#false} goto; {1424#false} is VALID [2022-02-21 04:45:41,508 INFO L290 TraceCheckUtils]: 34: Hoare triple {1424#false} call write~int(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_~user~0#1.base, 28 + main_~user~0#1.offset, 4);call write~int(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); {1424#false} is VALID [2022-02-21 04:45:41,508 INFO L290 TraceCheckUtils]: 35: Hoare triple {1424#false} assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem48#1.base, main_#t~mem48#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem48#1.base, main_#t~mem48#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem48#1.base, main_#t~mem48#1.offset; {1424#false} is VALID [2022-02-21 04:45:41,508 INFO L290 TraceCheckUtils]: 36: Hoare triple {1424#false} call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem49#1.base, main_#t~mem49#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem50#1.base, main_#t~mem50#1.offset := read~$Pointer$(main_#t~mem49#1.base, 16 + main_#t~mem49#1.offset, 4);call main_#t~mem51#1.base, main_#t~mem51#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem52#1 := read~int(main_#t~mem51#1.base, 20 + main_#t~mem51#1.offset, 4);call write~$Pointer$(main_#t~mem50#1.base, main_#t~mem50#1.offset - main_#t~mem52#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem49#1.base, main_#t~mem49#1.offset;havoc main_#t~mem50#1.base, main_#t~mem50#1.offset;havoc main_#t~mem51#1.base, main_#t~mem51#1.offset;havoc main_#t~mem52#1;call main_#t~mem53#1.base, main_#t~mem53#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem54#1.base, main_#t~mem54#1.offset := read~$Pointer$(main_#t~mem53#1.base, 16 + main_#t~mem53#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem54#1.base, 8 + main_#t~mem54#1.offset, 4);havoc main_#t~mem53#1.base, main_#t~mem53#1.offset;havoc main_#t~mem54#1.base, main_#t~mem54#1.offset;call main_#t~mem55#1.base, main_#t~mem55#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem55#1.base, 16 + main_#t~mem55#1.offset, 4);havoc main_#t~mem55#1.base, main_#t~mem55#1.offset; {1424#false} is VALID [2022-02-21 04:45:41,508 INFO L290 TraceCheckUtils]: 37: Hoare triple {1424#false} goto; {1424#false} is VALID [2022-02-21 04:45:41,509 INFO L290 TraceCheckUtils]: 38: Hoare triple {1424#false} havoc main_~_ha_bkt~0#1;call main_#t~mem56#1.base, main_#t~mem56#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem57#1 := read~int(main_#t~mem56#1.base, 12 + main_#t~mem56#1.offset, 4);main_#t~post58#1 := main_#t~mem57#1;call write~int(1 + main_#t~post58#1, main_#t~mem56#1.base, 12 + main_#t~mem56#1.offset, 4);havoc main_#t~mem56#1.base, main_#t~mem56#1.offset;havoc main_#t~mem57#1;havoc main_#t~post58#1; {1424#false} is VALID [2022-02-21 04:45:41,509 INFO L290 TraceCheckUtils]: 39: Hoare triple {1424#false} call main_#t~mem59#1.base, main_#t~mem59#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem60#1 := read~int(main_#t~mem59#1.base, 4 + main_#t~mem59#1.offset, 4);main_~_ha_bkt~0#1 := (if 0 == main_~_ha_hashv~0#1 || 0 == main_#t~mem60#1 - 1 then 0 else (if 1 == main_#t~mem60#1 - 1 then (if 1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1 then main_~_ha_hashv~0#1 else (if main_~_ha_hashv~0#1 >= 0 then main_~_ha_hashv~0#1 % 2 else ~bitwiseAnd(main_~_ha_hashv~0#1, main_#t~mem60#1 - 1))) else (if 1 == main_~_ha_hashv~0#1 then (if 1 == main_#t~mem60#1 - 1 || 0 == main_#t~mem60#1 - 1 then main_#t~mem60#1 - 1 else (if main_#t~mem60#1 - 1 >= 0 then (main_#t~mem60#1 - 1) % 2 else ~bitwiseAnd(main_~_ha_hashv~0#1, main_#t~mem60#1 - 1))) else ~bitwiseAnd(main_~_ha_hashv~0#1, main_#t~mem60#1 - 1))));havoc main_#t~mem59#1.base, main_#t~mem59#1.offset;havoc main_#t~mem60#1; {1424#false} is VALID [2022-02-21 04:45:41,509 INFO L290 TraceCheckUtils]: 40: Hoare triple {1424#false} goto; {1424#false} is VALID [2022-02-21 04:45:41,509 INFO L290 TraceCheckUtils]: 41: Hoare triple {1424#false} call main_#t~mem61#1.base, main_#t~mem61#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem62#1.base, main_#t~mem62#1.offset := read~$Pointer$(main_#t~mem61#1.base, main_#t~mem61#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem62#1.base, main_#t~mem62#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem61#1.base, main_#t~mem61#1.offset;havoc main_#t~mem62#1.base, main_#t~mem62#1.offset;call main_#t~mem63#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post64#1 := main_#t~mem63#1;call write~int(1 + main_#t~post64#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem63#1;havoc main_#t~post64#1;call main_#t~mem65#1.base, main_#t~mem65#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem65#1.base, main_#t~mem65#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem65#1.base, main_#t~mem65#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem66#1.base, main_#t~mem66#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); {1424#false} is VALID [2022-02-21 04:45:41,509 INFO L290 TraceCheckUtils]: 42: Hoare triple {1424#false} assume main_#t~mem66#1.base != 0 || main_#t~mem66#1.offset != 0;havoc main_#t~mem66#1.base, main_#t~mem66#1.offset;call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem67#1.base, 12 + main_#t~mem67#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; {1424#false} is VALID [2022-02-21 04:45:41,509 INFO L290 TraceCheckUtils]: 43: Hoare triple {1424#false} call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem69#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem68#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short72#1 := main_#t~mem69#1 % 4294967296 >= 10 * (1 + main_#t~mem68#1) % 4294967296; {1424#false} is VALID [2022-02-21 04:45:41,509 INFO L290 TraceCheckUtils]: 44: Hoare triple {1424#false} assume main_#t~short72#1;call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 36 + main_#t~mem70#1.offset, 4);main_#t~short72#1 := 0 == main_#t~mem71#1 % 4294967296; {1424#false} is VALID [2022-02-21 04:45:41,510 INFO L290 TraceCheckUtils]: 45: Hoare triple {1424#false} assume !main_#t~short72#1;havoc main_#t~mem69#1;havoc main_#t~mem68#1;havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;havoc main_#t~short72#1; {1424#false} is VALID [2022-02-21 04:45:41,510 INFO L290 TraceCheckUtils]: 46: Hoare triple {1424#false} goto; {1424#false} is VALID [2022-02-21 04:45:41,510 INFO L290 TraceCheckUtils]: 47: Hoare triple {1424#false} goto; {1424#false} is VALID [2022-02-21 04:45:41,510 INFO L290 TraceCheckUtils]: 48: Hoare triple {1424#false} goto; {1424#false} is VALID [2022-02-21 04:45:41,510 INFO L290 TraceCheckUtils]: 49: Hoare triple {1424#false} goto; {1424#false} is VALID [2022-02-21 04:45:41,510 INFO L290 TraceCheckUtils]: 50: Hoare triple {1424#false} main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; {1424#false} is VALID [2022-02-21 04:45:41,511 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 04:45:41,511 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-02-21 04:45:41,511 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-21 04:45:41,511 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [392751182] [2022-02-21 04:45:41,511 WARN L317 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-02-21 04:45:41,511 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [72677428] [2022-02-21 04:45:41,511 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [72677428] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-21 04:45:41,512 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-21 04:45:41,512 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-21 04:45:41,512 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1849862742] [2022-02-21 04:45:41,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-21 04:45:41,512 INFO L808 eck$LassoCheckResult]: loop already infeasible [2022-02-21 04:45:41,512 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-21 04:45:41,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-21 04:45:41,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-21 04:45:41,513 INFO L87 Difference]: Start difference. First operand 149 states and 187 transitions. cyclomatic complexity: 41 Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 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 04:45:41,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 04:45:41,960 INFO L93 Difference]: Finished difference Result 177 states and 219 transitions. [2022-02-21 04:45:41,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-21 04:45:41,960 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 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 04:45:42,003 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 51 edges. 51 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 04:45:42,004 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 177 states and 219 transitions. [2022-02-21 04:45:42,008 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 163 [2022-02-21 04:45:42,011 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 177 states to 177 states and 219 transitions. [2022-02-21 04:45:42,011 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 177 [2022-02-21 04:45:42,012 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 177 [2022-02-21 04:45:42,012 INFO L73 IsDeterministic]: Start isDeterministic. Operand 177 states and 219 transitions. [2022-02-21 04:45:42,012 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-02-21 04:45:42,013 INFO L681 BuchiCegarLoop]: Abstraction has 177 states and 219 transitions. [2022-02-21 04:45:42,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states and 219 transitions. [2022-02-21 04:45:42,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 135. [2022-02-21 04:45:42,016 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-21 04:45:42,016 INFO L82 GeneralOperation]: Start isEquivalent. First operand 177 states and 219 transitions. Second operand has 135 states, 131 states have (on average 1.2213740458015268) internal successors, (160), 130 states have internal predecessors, (160), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-21 04:45:42,017 INFO L74 IsIncluded]: Start isIncluded. First operand 177 states and 219 transitions. Second operand has 135 states, 131 states have (on average 1.2213740458015268) internal successors, (160), 130 states have internal predecessors, (160), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-21 04:45:42,017 INFO L87 Difference]: Start difference. First operand 177 states and 219 transitions. Second operand has 135 states, 131 states have (on average 1.2213740458015268) internal successors, (160), 130 states have internal predecessors, (160), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-21 04:45:42,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 04:45:42,021 INFO L93 Difference]: Finished difference Result 177 states and 219 transitions. [2022-02-21 04:45:42,021 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 219 transitions. [2022-02-21 04:45:42,021 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 04:45:42,021 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 04:45:42,022 INFO L74 IsIncluded]: Start isIncluded. First operand has 135 states, 131 states have (on average 1.2213740458015268) internal successors, (160), 130 states have internal predecessors, (160), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand 177 states and 219 transitions. [2022-02-21 04:45:42,022 INFO L87 Difference]: Start difference. First operand has 135 states, 131 states have (on average 1.2213740458015268) internal successors, (160), 130 states have internal predecessors, (160), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand 177 states and 219 transitions. [2022-02-21 04:45:42,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 04:45:42,025 INFO L93 Difference]: Finished difference Result 177 states and 219 transitions. [2022-02-21 04:45:42,025 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 219 transitions. [2022-02-21 04:45:42,025 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 04:45:42,026 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 04:45:42,026 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-21 04:45:42,026 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-21 04:45:42,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 131 states have (on average 1.2213740458015268) internal successors, (160), 130 states have internal predecessors, (160), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-21 04:45:42,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 166 transitions. [2022-02-21 04:45:42,028 INFO L704 BuchiCegarLoop]: Abstraction has 135 states and 166 transitions. [2022-02-21 04:45:42,029 INFO L587 BuchiCegarLoop]: Abstraction has 135 states and 166 transitions. [2022-02-21 04:45:42,029 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2022-02-21 04:45:42,029 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 135 states and 166 transitions. [2022-02-21 04:45:42,029 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 128 [2022-02-21 04:45:42,029 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 04:45:42,030 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 04:45:42,030 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2022-02-21 04:45:42,030 INFO L843 BuchiCegarLoop]: Counterexample loop 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, 1, 1, 1, 1, 1, 1, 1] [2022-02-21 04:45:42,030 INFO L791 eck$LassoCheckResult]: Stem: 1883#ULTIMATE.startENTRY 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; 1829#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem8#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~switch19#1, main_#t~mem20#1, main_#t~mem21#1, main_#t~mem22#1, main_#t~mem23#1, main_#t~mem24#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_~_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~malloc31#1.base, main_#t~malloc31#1.offset, main_#t~mem32#1.base, main_#t~mem32#1.offset, main_#t~mem33#1.base, main_#t~mem33#1.offset, main_#t~memset~res34#1.base, main_#t~memset~res34#1.offset, main_#t~mem35#1.base, main_#t~mem35#1.offset, main_#t~mem36#1.base, main_#t~mem36#1.offset, main_#t~mem37#1.base, main_#t~mem37#1.offset, main_#t~mem38#1.base, main_#t~mem38#1.offset, main_#t~mem39#1.base, main_#t~mem39#1.offset, main_#t~malloc40#1.base, main_#t~malloc40#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~mem45#1.base, main_#t~mem45#1.offset, main_#t~mem46#1.base, main_#t~mem46#1.offset, main_#t~memset~res47#1.base, main_#t~memset~res47#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~mem52#1, 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~post58#1, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1, main_#t~post64#1, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem69#1, main_#t~mem68#1, main_#t~mem70#1.base, main_#t~mem70#1.offset, main_#t~mem71#1, main_#t~short72#1, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1, main_#t~malloc75#1.base, main_#t~malloc75#1.offset, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~memset~res80#1.base, main_#t~memset~res80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem85#1, main_#t~mem83#1.base, main_#t~mem83#1.offset, main_#t~mem84#1, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem89#1, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem88#1, main_#t~ite90#1, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem101#1, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~pre104#1, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~post109#1, main_#t~mem113#1, main_#t~mem111#1, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem112#1, main_#t~mem114#1, main_#t~post115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1.base, main_#t~mem117#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~post92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem122#1, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1, main_#t~post125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem132#1, main_#t~mem130#1.base, main_#t~mem130#1.offset, main_#t~mem131#1, main_#t~ite135#1, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1, main_#t~mem136#1.base, main_#t~mem136#1.offset, main_#t~mem137#1, main_#t~mem138#1.base, main_#t~mem138#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~post5#1, main_#t~mem140#1, main_#t~mem141#1, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;havoc main_~i~0#1;havoc main_~user~0#1.base, main_~user~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;main_~i~0#1 := 0; 1830#L750-3 [2022-02-21 04:45:42,031 INFO L793 eck$LassoCheckResult]: Loop: 1830#L750-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 1857#L752 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 1858#L752-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); 1860#L757-124 havoc main_~_ha_hashv~0#1; 1859#L757-49 goto; 1845#L757-47 havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; 1760#L757-8 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 1761#L757-9 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch19#1 := 11 == main_~_hj_k~0#1; 1816#L757-10 assume !main_#t~switch19#1; 1881#L757-12 main_#t~switch19#1 := main_#t~switch19#1 || 10 == main_~_hj_k~0#1; 1801#L757-13 assume !main_#t~switch19#1; 1758#L757-15 main_#t~switch19#1 := main_#t~switch19#1 || 9 == main_~_hj_k~0#1; 1759#L757-16 assume !main_#t~switch19#1; 1871#L757-18 main_#t~switch19#1 := main_#t~switch19#1 || 8 == main_~_hj_k~0#1; 1862#L757-19 assume !main_#t~switch19#1; 1789#L757-21 main_#t~switch19#1 := main_#t~switch19#1 || 7 == main_~_hj_k~0#1; 1790#L757-22 assume !main_#t~switch19#1; 1842#L757-24 main_#t~switch19#1 := main_#t~switch19#1 || 6 == main_~_hj_k~0#1; 1820#L757-25 assume !main_#t~switch19#1; 1821#L757-27 main_#t~switch19#1 := main_#t~switch19#1 || 5 == main_~_hj_k~0#1; 1880#L757-28 assume !main_#t~switch19#1; 1878#L757-30 main_#t~switch19#1 := main_#t~switch19#1 || 4 == main_~_hj_k~0#1; 1876#L757-31 assume !main_#t~switch19#1; 1877#L757-33 main_#t~switch19#1 := main_#t~switch19#1 || 3 == main_~_hj_k~0#1; 1889#L757-34 assume main_#t~switch19#1;call main_#t~mem28#1 := read~int(main_~_hj_key~0#1.base, 2 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 65536 * (main_#t~mem28#1 % 256);havoc main_#t~mem28#1; 1841#L757-36 main_#t~switch19#1 := main_#t~switch19#1 || 2 == main_~_hj_k~0#1; 1831#L757-37 assume main_#t~switch19#1;call main_#t~mem29#1 := read~int(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem29#1 % 256);havoc main_#t~mem29#1; 1832#L757-39 main_#t~switch19#1 := main_#t~switch19#1 || 1 == main_~_hj_k~0#1; 1791#L757-40 assume main_#t~switch19#1;call main_#t~mem30#1 := read~int(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + main_#t~mem30#1 % 256;havoc main_#t~mem30#1; 1774#L757-42 havoc main_#t~switch19#1; 1775#L757-45 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1;main_~_hj_i~0#1 := (if (1 == main_~_hj_i~0#1 || 0 == main_~_hj_i~0#1) && (1 == main_~_ha_hashv~0#1 / 8192 || 0 == main_~_ha_hashv~0#1 / 8192) then (if main_~_hj_i~0#1 == main_~_ha_hashv~0#1 / 8192 then 0 else 1) else (if 0 == main_~_hj_i~0#1 then main_~_ha_hashv~0#1 / 8192 else (if 0 == main_~_ha_hashv~0#1 / 8192 then main_~_hj_i~0#1 else ~bitwiseXOr(main_~_hj_i~0#1, main_~_ha_hashv~0#1 / 8192))));main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1;main_~_hj_j~0#1 := (if (1 == main_~_hj_j~0#1 || 0 == main_~_hj_j~0#1) && (1 == 256 * main_~_hj_i~0#1 || 0 == 256 * main_~_hj_i~0#1) then (if main_~_hj_j~0#1 == 256 * main_~_hj_i~0#1 then 0 else 1) else (if 0 == main_~_hj_j~0#1 then 256 * main_~_hj_i~0#1 else (if 0 == 256 * main_~_hj_i~0#1 then main_~_hj_j~0#1 else ~bitwiseXOr(main_~_hj_j~0#1, 256 * main_~_hj_i~0#1))));main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1;main_~_ha_hashv~0#1 := (if (1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1) && (1 == main_~_hj_j~0#1 / 8192 || 0 == main_~_hj_j~0#1 / 8192) then (if main_~_ha_hashv~0#1 == main_~_hj_j~0#1 / 8192 then 0 else 1) else (if 0 == main_~_ha_hashv~0#1 then main_~_hj_j~0#1 / 8192 else (if 0 == main_~_hj_j~0#1 / 8192 then main_~_ha_hashv~0#1 else ~bitwiseXOr(main_~_ha_hashv~0#1, main_~_hj_j~0#1 / 8192))));main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1;main_~_hj_i~0#1 := (if (1 == main_~_hj_i~0#1 || 0 == main_~_hj_i~0#1) && (1 == main_~_ha_hashv~0#1 / 4096 || 0 == main_~_ha_hashv~0#1 / 4096) then (if main_~_hj_i~0#1 == main_~_ha_hashv~0#1 / 4096 then 0 else 1) else (if 0 == main_~_hj_i~0#1 then main_~_ha_hashv~0#1 / 4096 else (if 0 == main_~_ha_hashv~0#1 / 4096 then main_~_hj_i~0#1 else ~bitwiseXOr(main_~_hj_i~0#1, main_~_ha_hashv~0#1 / 4096))));main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1;main_~_hj_j~0#1 := (if (1 == main_~_hj_j~0#1 || 0 == main_~_hj_j~0#1) && (1 == 65536 * main_~_hj_i~0#1 || 0 == 65536 * main_~_hj_i~0#1) then (if main_~_hj_j~0#1 == 65536 * main_~_hj_i~0#1 then 0 else 1) else (if 0 == main_~_hj_j~0#1 then 65536 * main_~_hj_i~0#1 else (if 0 == 65536 * main_~_hj_i~0#1 then main_~_hj_j~0#1 else ~bitwiseXOr(main_~_hj_j~0#1, 65536 * main_~_hj_i~0#1))));main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1;main_~_ha_hashv~0#1 := (if (1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1) && (1 == main_~_hj_j~0#1 / 32 || 0 == main_~_hj_j~0#1 / 32) then (if main_~_ha_hashv~0#1 == main_~_hj_j~0#1 / 32 then 0 else 1) else (if 0 == main_~_ha_hashv~0#1 then main_~_hj_j~0#1 / 32 else (if 0 == main_~_hj_j~0#1 / 32 then main_~_ha_hashv~0#1 else ~bitwiseXOr(main_~_ha_hashv~0#1, main_~_hj_j~0#1 / 32))));main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1;main_~_hj_i~0#1 := (if (1 == main_~_hj_i~0#1 || 0 == main_~_hj_i~0#1) && (1 == main_~_ha_hashv~0#1 / 8 || 0 == main_~_ha_hashv~0#1 / 8) then (if main_~_hj_i~0#1 == main_~_ha_hashv~0#1 / 8 then 0 else 1) else (if 0 == main_~_hj_i~0#1 then main_~_ha_hashv~0#1 / 8 else (if 0 == main_~_ha_hashv~0#1 / 8 then main_~_hj_i~0#1 else ~bitwiseXOr(main_~_hj_i~0#1, main_~_ha_hashv~0#1 / 8))));main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1;main_~_hj_j~0#1 := (if (1 == main_~_hj_j~0#1 || 0 == main_~_hj_j~0#1) && (1 == 1024 * main_~_hj_i~0#1 || 0 == 1024 * main_~_hj_i~0#1) then (if main_~_hj_j~0#1 == 1024 * main_~_hj_i~0#1 then 0 else 1) else (if 0 == main_~_hj_j~0#1 then 1024 * main_~_hj_i~0#1 else (if 0 == 1024 * main_~_hj_i~0#1 then main_~_hj_j~0#1 else ~bitwiseXOr(main_~_hj_j~0#1, 1024 * main_~_hj_i~0#1))));main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1;main_~_ha_hashv~0#1 := (if (1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1) && (1 == main_~_hj_j~0#1 / 32768 || 0 == main_~_hj_j~0#1 / 32768) then (if main_~_ha_hashv~0#1 == main_~_hj_j~0#1 / 32768 then 0 else 1) else (if 0 == main_~_ha_hashv~0#1 then main_~_hj_j~0#1 / 32768 else (if 0 == main_~_hj_j~0#1 / 32768 then main_~_ha_hashv~0#1 else ~bitwiseXOr(main_~_ha_hashv~0#1, main_~_hj_j~0#1 / 32768)))); 1824#L757-44 goto; 1864#L757-46 goto; 1865#L757-48 goto; 1825#L757-122 call write~int(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_~user~0#1.base, 28 + main_~user~0#1.offset, 4);call write~int(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 1826#L757-51 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem48#1.base, main_#t~mem48#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem48#1.base, main_#t~mem48#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem48#1.base, main_#t~mem48#1.offset; 1868#L757-67 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem49#1.base, main_#t~mem49#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem50#1.base, main_#t~mem50#1.offset := read~$Pointer$(main_#t~mem49#1.base, 16 + main_#t~mem49#1.offset, 4);call main_#t~mem51#1.base, main_#t~mem51#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem52#1 := read~int(main_#t~mem51#1.base, 20 + main_#t~mem51#1.offset, 4);call write~$Pointer$(main_#t~mem50#1.base, main_#t~mem50#1.offset - main_#t~mem52#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem49#1.base, main_#t~mem49#1.offset;havoc main_#t~mem50#1.base, main_#t~mem50#1.offset;havoc main_#t~mem51#1.base, main_#t~mem51#1.offset;havoc main_#t~mem52#1;call main_#t~mem53#1.base, main_#t~mem53#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem54#1.base, main_#t~mem54#1.offset := read~$Pointer$(main_#t~mem53#1.base, 16 + main_#t~mem53#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem54#1.base, 8 + main_#t~mem54#1.offset, 4);havoc main_#t~mem53#1.base, main_#t~mem53#1.offset;havoc main_#t~mem54#1.base, main_#t~mem54#1.offset;call main_#t~mem55#1.base, main_#t~mem55#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem55#1.base, 16 + main_#t~mem55#1.offset, 4);havoc main_#t~mem55#1.base, main_#t~mem55#1.offset; 1869#L757-66 goto; 1794#L757-120 havoc main_~_ha_bkt~0#1;call main_#t~mem56#1.base, main_#t~mem56#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem57#1 := read~int(main_#t~mem56#1.base, 12 + main_#t~mem56#1.offset, 4);main_#t~post58#1 := main_#t~mem57#1;call write~int(1 + main_#t~post58#1, main_#t~mem56#1.base, 12 + main_#t~mem56#1.offset, 4);havoc main_#t~mem56#1.base, main_#t~mem56#1.offset;havoc main_#t~mem57#1;havoc main_#t~post58#1; 1843#L757-71 call main_#t~mem59#1.base, main_#t~mem59#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem60#1 := read~int(main_#t~mem59#1.base, 4 + main_#t~mem59#1.offset, 4);main_~_ha_bkt~0#1 := (if 0 == main_~_ha_hashv~0#1 || 0 == main_#t~mem60#1 - 1 then 0 else (if 1 == main_#t~mem60#1 - 1 then (if 1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1 then main_~_ha_hashv~0#1 else (if main_~_ha_hashv~0#1 >= 0 then main_~_ha_hashv~0#1 % 2 else ~bitwiseAnd(main_~_ha_hashv~0#1, main_#t~mem60#1 - 1))) else (if 1 == main_~_ha_hashv~0#1 then (if 1 == main_#t~mem60#1 - 1 || 0 == main_#t~mem60#1 - 1 then main_#t~mem60#1 - 1 else (if main_#t~mem60#1 - 1 >= 0 then (main_#t~mem60#1 - 1) % 2 else ~bitwiseAnd(main_~_ha_hashv~0#1, main_#t~mem60#1 - 1))) else ~bitwiseAnd(main_~_ha_hashv~0#1, main_#t~mem60#1 - 1))));havoc main_#t~mem59#1.base, main_#t~mem59#1.offset;havoc main_#t~mem60#1; 1844#L757-70 goto; 1856#L757-118 call main_#t~mem61#1.base, main_#t~mem61#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem62#1.base, main_#t~mem62#1.offset := read~$Pointer$(main_#t~mem61#1.base, main_#t~mem61#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem62#1.base, main_#t~mem62#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem61#1.base, main_#t~mem61#1.offset;havoc main_#t~mem62#1.base, main_#t~mem62#1.offset;call main_#t~mem63#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post64#1 := main_#t~mem63#1;call write~int(1 + main_#t~post64#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem63#1;havoc main_#t~post64#1;call main_#t~mem65#1.base, main_#t~mem65#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem65#1.base, main_#t~mem65#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem65#1.base, main_#t~mem65#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem66#1.base, main_#t~mem66#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 1861#L757-73 assume main_#t~mem66#1.base != 0 || main_#t~mem66#1.offset != 0;havoc main_#t~mem66#1.base, main_#t~mem66#1.offset;call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem67#1.base, 12 + main_#t~mem67#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; 1811#L757-75 call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem69#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem68#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short72#1 := main_#t~mem69#1 % 4294967296 >= 10 * (1 + main_#t~mem68#1) % 4294967296; 1812#L757-76 assume main_#t~short72#1;call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 36 + main_#t~mem70#1.offset, 4);main_#t~short72#1 := 0 == main_#t~mem71#1 % 4294967296; 1872#L757-78 assume !main_#t~short72#1;havoc main_#t~mem69#1;havoc main_#t~mem68#1;havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;havoc main_#t~short72#1; 1797#L757-117 goto; 1798#L757-119 goto; 1808#L757-121 goto; 1809#L757-123 goto; 1837#L750-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1830#L750-3 [2022-02-21 04:45:42,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 04:45:42,031 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 4 times [2022-02-21 04:45:42,031 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 04:45:42,031 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068900776] [2022-02-21 04:45:42,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 04:45:42,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 04:45:42,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 04:45:42,040 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-21 04:45:42,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 04:45:42,048 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-21 04:45:42,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 04:45:42,049 INFO L85 PathProgramCache]: Analyzing trace with hash 511024167, now seen corresponding path program 1 times [2022-02-21 04:45:42,049 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 04:45:42,049 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [186741282] [2022-02-21 04:45:42,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 04:45:42,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 04:45:42,168 ERROR L252 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-02-21 04:45:42,168 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [313351835] [2022-02-21 04:45:42,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 04:45:42,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-21 04:45:42,169 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 04:45:42,170 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-21 04:45:42,217 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-02-21 04:45:42,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 04:45:42,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 1781 conjuncts, 4 conjunts are in the unsatisfiable core [2022-02-21 04:45:42,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 04:45:42,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-21 04:45:42,944 INFO L290 TraceCheckUtils]: 0: Hoare triple {2250#true} assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; {2250#true} is VALID [2022-02-21 04:45:42,944 INFO L290 TraceCheckUtils]: 1: Hoare triple {2250#true} assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); {2250#true} is VALID [2022-02-21 04:45:42,944 INFO L290 TraceCheckUtils]: 2: Hoare triple {2250#true} call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); {2250#true} is VALID [2022-02-21 04:45:42,944 INFO L290 TraceCheckUtils]: 3: Hoare triple {2250#true} havoc main_~_ha_hashv~0#1; {2250#true} is VALID [2022-02-21 04:45:42,944 INFO L290 TraceCheckUtils]: 4: Hoare triple {2250#true} goto; {2250#true} is VALID [2022-02-21 04:45:42,945 INFO L290 TraceCheckUtils]: 5: Hoare triple {2250#true} havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} is VALID [2022-02-21 04:45:42,945 INFO L290 TraceCheckUtils]: 6: Hoare triple {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} assume !(main_~_hj_k~0#1 % 4294967296 >= 12); {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} is VALID [2022-02-21 04:45:42,945 INFO L290 TraceCheckUtils]: 7: Hoare triple {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch19#1 := 11 == main_~_hj_k~0#1; {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} is VALID [2022-02-21 04:45:42,946 INFO L290 TraceCheckUtils]: 8: Hoare triple {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} assume !main_#t~switch19#1; {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} is VALID [2022-02-21 04:45:42,947 INFO L290 TraceCheckUtils]: 9: Hoare triple {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} main_#t~switch19#1 := main_#t~switch19#1 || 10 == main_~_hj_k~0#1; {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} is VALID [2022-02-21 04:45:42,947 INFO L290 TraceCheckUtils]: 10: Hoare triple {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} assume !main_#t~switch19#1; {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} is VALID [2022-02-21 04:45:42,949 INFO L290 TraceCheckUtils]: 11: Hoare triple {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} main_#t~switch19#1 := main_#t~switch19#1 || 9 == main_~_hj_k~0#1; {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} is VALID [2022-02-21 04:45:42,949 INFO L290 TraceCheckUtils]: 12: Hoare triple {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} assume !main_#t~switch19#1; {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} is VALID [2022-02-21 04:45:42,959 INFO L290 TraceCheckUtils]: 13: Hoare triple {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} main_#t~switch19#1 := main_#t~switch19#1 || 8 == main_~_hj_k~0#1; {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} is VALID [2022-02-21 04:45:42,960 INFO L290 TraceCheckUtils]: 14: Hoare triple {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} assume !main_#t~switch19#1; {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} is VALID [2022-02-21 04:45:42,960 INFO L290 TraceCheckUtils]: 15: Hoare triple {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} main_#t~switch19#1 := main_#t~switch19#1 || 7 == main_~_hj_k~0#1; {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} is VALID [2022-02-21 04:45:42,960 INFO L290 TraceCheckUtils]: 16: Hoare triple {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} assume !main_#t~switch19#1; {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} is VALID [2022-02-21 04:45:42,961 INFO L290 TraceCheckUtils]: 17: Hoare triple {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} main_#t~switch19#1 := main_#t~switch19#1 || 6 == main_~_hj_k~0#1; {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} is VALID [2022-02-21 04:45:42,961 INFO L290 TraceCheckUtils]: 18: Hoare triple {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} assume !main_#t~switch19#1; {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} is VALID [2022-02-21 04:45:42,961 INFO L290 TraceCheckUtils]: 19: Hoare triple {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} main_#t~switch19#1 := main_#t~switch19#1 || 5 == main_~_hj_k~0#1; {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} is VALID [2022-02-21 04:45:42,962 INFO L290 TraceCheckUtils]: 20: Hoare triple {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} assume !main_#t~switch19#1; {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} is VALID [2022-02-21 04:45:42,962 INFO L290 TraceCheckUtils]: 21: Hoare triple {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} main_#t~switch19#1 := main_#t~switch19#1 || 4 == main_~_hj_k~0#1; {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} is VALID [2022-02-21 04:45:42,962 INFO L290 TraceCheckUtils]: 22: Hoare triple {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} assume !main_#t~switch19#1; {2322#(and (not |ULTIMATE.start_main_#t~switch19#1|) (<= 4 |ULTIMATE.start_main_~_hj_k~0#1|))} is VALID [2022-02-21 04:45:42,963 INFO L290 TraceCheckUtils]: 23: Hoare triple {2322#(and (not |ULTIMATE.start_main_#t~switch19#1|) (<= 4 |ULTIMATE.start_main_~_hj_k~0#1|))} main_#t~switch19#1 := main_#t~switch19#1 || 3 == main_~_hj_k~0#1; {2326#(not |ULTIMATE.start_main_#t~switch19#1|)} is VALID [2022-02-21 04:45:42,963 INFO L290 TraceCheckUtils]: 24: Hoare triple {2326#(not |ULTIMATE.start_main_#t~switch19#1|)} assume main_#t~switch19#1;call main_#t~mem28#1 := read~int(main_~_hj_key~0#1.base, 2 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 65536 * (main_#t~mem28#1 % 256);havoc main_#t~mem28#1; {2251#false} is VALID [2022-02-21 04:45:42,963 INFO L290 TraceCheckUtils]: 25: Hoare triple {2251#false} main_#t~switch19#1 := main_#t~switch19#1 || 2 == main_~_hj_k~0#1; {2251#false} is VALID [2022-02-21 04:45:42,963 INFO L290 TraceCheckUtils]: 26: Hoare triple {2251#false} assume main_#t~switch19#1;call main_#t~mem29#1 := read~int(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem29#1 % 256);havoc main_#t~mem29#1; {2251#false} is VALID [2022-02-21 04:45:42,963 INFO L290 TraceCheckUtils]: 27: Hoare triple {2251#false} main_#t~switch19#1 := main_#t~switch19#1 || 1 == main_~_hj_k~0#1; {2251#false} is VALID [2022-02-21 04:45:42,964 INFO L290 TraceCheckUtils]: 28: Hoare triple {2251#false} assume main_#t~switch19#1;call main_#t~mem30#1 := read~int(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + main_#t~mem30#1 % 256;havoc main_#t~mem30#1; {2251#false} is VALID [2022-02-21 04:45:42,964 INFO L290 TraceCheckUtils]: 29: Hoare triple {2251#false} havoc main_#t~switch19#1; {2251#false} is VALID [2022-02-21 04:45:42,964 INFO L290 TraceCheckUtils]: 30: Hoare triple {2251#false} main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1;main_~_hj_i~0#1 := (if (1 == main_~_hj_i~0#1 || 0 == main_~_hj_i~0#1) && (1 == main_~_ha_hashv~0#1 / 8192 || 0 == main_~_ha_hashv~0#1 / 8192) then (if main_~_hj_i~0#1 == main_~_ha_hashv~0#1 / 8192 then 0 else 1) else (if 0 == main_~_hj_i~0#1 then main_~_ha_hashv~0#1 / 8192 else (if 0 == main_~_ha_hashv~0#1 / 8192 then main_~_hj_i~0#1 else ~bitwiseXOr(main_~_hj_i~0#1, main_~_ha_hashv~0#1 / 8192))));main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1;main_~_hj_j~0#1 := (if (1 == main_~_hj_j~0#1 || 0 == main_~_hj_j~0#1) && (1 == 256 * main_~_hj_i~0#1 || 0 == 256 * main_~_hj_i~0#1) then (if main_~_hj_j~0#1 == 256 * main_~_hj_i~0#1 then 0 else 1) else (if 0 == main_~_hj_j~0#1 then 256 * main_~_hj_i~0#1 else (if 0 == 256 * main_~_hj_i~0#1 then main_~_hj_j~0#1 else ~bitwiseXOr(main_~_hj_j~0#1, 256 * main_~_hj_i~0#1))));main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1;main_~_ha_hashv~0#1 := (if (1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1) && (1 == main_~_hj_j~0#1 / 8192 || 0 == main_~_hj_j~0#1 / 8192) then (if main_~_ha_hashv~0#1 == main_~_hj_j~0#1 / 8192 then 0 else 1) else (if 0 == main_~_ha_hashv~0#1 then main_~_hj_j~0#1 / 8192 else (if 0 == main_~_hj_j~0#1 / 8192 then main_~_ha_hashv~0#1 else ~bitwiseXOr(main_~_ha_hashv~0#1, main_~_hj_j~0#1 / 8192))));main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1;main_~_hj_i~0#1 := (if (1 == main_~_hj_i~0#1 || 0 == main_~_hj_i~0#1) && (1 == main_~_ha_hashv~0#1 / 4096 || 0 == main_~_ha_hashv~0#1 / 4096) then (if main_~_hj_i~0#1 == main_~_ha_hashv~0#1 / 4096 then 0 else 1) else (if 0 == main_~_hj_i~0#1 then main_~_ha_hashv~0#1 / 4096 else (if 0 == main_~_ha_hashv~0#1 / 4096 then main_~_hj_i~0#1 else ~bitwiseXOr(main_~_hj_i~0#1, main_~_ha_hashv~0#1 / 4096))));main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1;main_~_hj_j~0#1 := (if (1 == main_~_hj_j~0#1 || 0 == main_~_hj_j~0#1) && (1 == 65536 * main_~_hj_i~0#1 || 0 == 65536 * main_~_hj_i~0#1) then (if main_~_hj_j~0#1 == 65536 * main_~_hj_i~0#1 then 0 else 1) else (if 0 == main_~_hj_j~0#1 then 65536 * main_~_hj_i~0#1 else (if 0 == 65536 * main_~_hj_i~0#1 then main_~_hj_j~0#1 else ~bitwiseXOr(main_~_hj_j~0#1, 65536 * main_~_hj_i~0#1))));main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1;main_~_ha_hashv~0#1 := (if (1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1) && (1 == main_~_hj_j~0#1 / 32 || 0 == main_~_hj_j~0#1 / 32) then (if main_~_ha_hashv~0#1 == main_~_hj_j~0#1 / 32 then 0 else 1) else (if 0 == main_~_ha_hashv~0#1 then main_~_hj_j~0#1 / 32 else (if 0 == main_~_hj_j~0#1 / 32 then main_~_ha_hashv~0#1 else ~bitwiseXOr(main_~_ha_hashv~0#1, main_~_hj_j~0#1 / 32))));main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1;main_~_hj_i~0#1 := (if (1 == main_~_hj_i~0#1 || 0 == main_~_hj_i~0#1) && (1 == main_~_ha_hashv~0#1 / 8 || 0 == main_~_ha_hashv~0#1 / 8) then (if main_~_hj_i~0#1 == main_~_ha_hashv~0#1 / 8 then 0 else 1) else (if 0 == main_~_hj_i~0#1 then main_~_ha_hashv~0#1 / 8 else (if 0 == main_~_ha_hashv~0#1 / 8 then main_~_hj_i~0#1 else ~bitwiseXOr(main_~_hj_i~0#1, main_~_ha_hashv~0#1 / 8))));main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1;main_~_hj_j~0#1 := (if (1 == main_~_hj_j~0#1 || 0 == main_~_hj_j~0#1) && (1 == 1024 * main_~_hj_i~0#1 || 0 == 1024 * main_~_hj_i~0#1) then (if main_~_hj_j~0#1 == 1024 * main_~_hj_i~0#1 then 0 else 1) else (if 0 == main_~_hj_j~0#1 then 1024 * main_~_hj_i~0#1 else (if 0 == 1024 * main_~_hj_i~0#1 then main_~_hj_j~0#1 else ~bitwiseXOr(main_~_hj_j~0#1, 1024 * main_~_hj_i~0#1))));main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1;main_~_ha_hashv~0#1 := (if (1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1) && (1 == main_~_hj_j~0#1 / 32768 || 0 == main_~_hj_j~0#1 / 32768) then (if main_~_ha_hashv~0#1 == main_~_hj_j~0#1 / 32768 then 0 else 1) else (if 0 == main_~_ha_hashv~0#1 then main_~_hj_j~0#1 / 32768 else (if 0 == main_~_hj_j~0#1 / 32768 then main_~_ha_hashv~0#1 else ~bitwiseXOr(main_~_ha_hashv~0#1, main_~_hj_j~0#1 / 32768)))); {2251#false} is VALID [2022-02-21 04:45:42,964 INFO L290 TraceCheckUtils]: 31: Hoare triple {2251#false} goto; {2251#false} is VALID [2022-02-21 04:45:42,964 INFO L290 TraceCheckUtils]: 32: Hoare triple {2251#false} goto; {2251#false} is VALID [2022-02-21 04:45:42,964 INFO L290 TraceCheckUtils]: 33: Hoare triple {2251#false} goto; {2251#false} is VALID [2022-02-21 04:45:42,965 INFO L290 TraceCheckUtils]: 34: Hoare triple {2251#false} call write~int(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_~user~0#1.base, 28 + main_~user~0#1.offset, 4);call write~int(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); {2251#false} is VALID [2022-02-21 04:45:42,965 INFO L290 TraceCheckUtils]: 35: Hoare triple {2251#false} assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem48#1.base, main_#t~mem48#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem48#1.base, main_#t~mem48#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem48#1.base, main_#t~mem48#1.offset; {2251#false} is VALID [2022-02-21 04:45:42,965 INFO L290 TraceCheckUtils]: 36: Hoare triple {2251#false} call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem49#1.base, main_#t~mem49#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem50#1.base, main_#t~mem50#1.offset := read~$Pointer$(main_#t~mem49#1.base, 16 + main_#t~mem49#1.offset, 4);call main_#t~mem51#1.base, main_#t~mem51#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem52#1 := read~int(main_#t~mem51#1.base, 20 + main_#t~mem51#1.offset, 4);call write~$Pointer$(main_#t~mem50#1.base, main_#t~mem50#1.offset - main_#t~mem52#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem49#1.base, main_#t~mem49#1.offset;havoc main_#t~mem50#1.base, main_#t~mem50#1.offset;havoc main_#t~mem51#1.base, main_#t~mem51#1.offset;havoc main_#t~mem52#1;call main_#t~mem53#1.base, main_#t~mem53#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem54#1.base, main_#t~mem54#1.offset := read~$Pointer$(main_#t~mem53#1.base, 16 + main_#t~mem53#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem54#1.base, 8 + main_#t~mem54#1.offset, 4);havoc main_#t~mem53#1.base, main_#t~mem53#1.offset;havoc main_#t~mem54#1.base, main_#t~mem54#1.offset;call main_#t~mem55#1.base, main_#t~mem55#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem55#1.base, 16 + main_#t~mem55#1.offset, 4);havoc main_#t~mem55#1.base, main_#t~mem55#1.offset; {2251#false} is VALID [2022-02-21 04:45:42,965 INFO L290 TraceCheckUtils]: 37: Hoare triple {2251#false} goto; {2251#false} is VALID [2022-02-21 04:45:42,965 INFO L290 TraceCheckUtils]: 38: Hoare triple {2251#false} havoc main_~_ha_bkt~0#1;call main_#t~mem56#1.base, main_#t~mem56#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem57#1 := read~int(main_#t~mem56#1.base, 12 + main_#t~mem56#1.offset, 4);main_#t~post58#1 := main_#t~mem57#1;call write~int(1 + main_#t~post58#1, main_#t~mem56#1.base, 12 + main_#t~mem56#1.offset, 4);havoc main_#t~mem56#1.base, main_#t~mem56#1.offset;havoc main_#t~mem57#1;havoc main_#t~post58#1; {2251#false} is VALID [2022-02-21 04:45:42,965 INFO L290 TraceCheckUtils]: 39: Hoare triple {2251#false} call main_#t~mem59#1.base, main_#t~mem59#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem60#1 := read~int(main_#t~mem59#1.base, 4 + main_#t~mem59#1.offset, 4);main_~_ha_bkt~0#1 := (if 0 == main_~_ha_hashv~0#1 || 0 == main_#t~mem60#1 - 1 then 0 else (if 1 == main_#t~mem60#1 - 1 then (if 1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1 then main_~_ha_hashv~0#1 else (if main_~_ha_hashv~0#1 >= 0 then main_~_ha_hashv~0#1 % 2 else ~bitwiseAnd(main_~_ha_hashv~0#1, main_#t~mem60#1 - 1))) else (if 1 == main_~_ha_hashv~0#1 then (if 1 == main_#t~mem60#1 - 1 || 0 == main_#t~mem60#1 - 1 then main_#t~mem60#1 - 1 else (if main_#t~mem60#1 - 1 >= 0 then (main_#t~mem60#1 - 1) % 2 else ~bitwiseAnd(main_~_ha_hashv~0#1, main_#t~mem60#1 - 1))) else ~bitwiseAnd(main_~_ha_hashv~0#1, main_#t~mem60#1 - 1))));havoc main_#t~mem59#1.base, main_#t~mem59#1.offset;havoc main_#t~mem60#1; {2251#false} is VALID [2022-02-21 04:45:42,966 INFO L290 TraceCheckUtils]: 40: Hoare triple {2251#false} goto; {2251#false} is VALID [2022-02-21 04:45:42,966 INFO L290 TraceCheckUtils]: 41: Hoare triple {2251#false} call main_#t~mem61#1.base, main_#t~mem61#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem62#1.base, main_#t~mem62#1.offset := read~$Pointer$(main_#t~mem61#1.base, main_#t~mem61#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem62#1.base, main_#t~mem62#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem61#1.base, main_#t~mem61#1.offset;havoc main_#t~mem62#1.base, main_#t~mem62#1.offset;call main_#t~mem63#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post64#1 := main_#t~mem63#1;call write~int(1 + main_#t~post64#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem63#1;havoc main_#t~post64#1;call main_#t~mem65#1.base, main_#t~mem65#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem65#1.base, main_#t~mem65#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem65#1.base, main_#t~mem65#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem66#1.base, main_#t~mem66#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); {2251#false} is VALID [2022-02-21 04:45:42,966 INFO L290 TraceCheckUtils]: 42: Hoare triple {2251#false} assume main_#t~mem66#1.base != 0 || main_#t~mem66#1.offset != 0;havoc main_#t~mem66#1.base, main_#t~mem66#1.offset;call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem67#1.base, 12 + main_#t~mem67#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; {2251#false} is VALID [2022-02-21 04:45:42,966 INFO L290 TraceCheckUtils]: 43: Hoare triple {2251#false} call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem69#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem68#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short72#1 := main_#t~mem69#1 % 4294967296 >= 10 * (1 + main_#t~mem68#1) % 4294967296; {2251#false} is VALID [2022-02-21 04:45:42,966 INFO L290 TraceCheckUtils]: 44: Hoare triple {2251#false} assume main_#t~short72#1;call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 36 + main_#t~mem70#1.offset, 4);main_#t~short72#1 := 0 == main_#t~mem71#1 % 4294967296; {2251#false} is VALID [2022-02-21 04:45:42,966 INFO L290 TraceCheckUtils]: 45: Hoare triple {2251#false} assume !main_#t~short72#1;havoc main_#t~mem69#1;havoc main_#t~mem68#1;havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;havoc main_#t~short72#1; {2251#false} is VALID [2022-02-21 04:45:42,967 INFO L290 TraceCheckUtils]: 46: Hoare triple {2251#false} goto; {2251#false} is VALID [2022-02-21 04:45:42,967 INFO L290 TraceCheckUtils]: 47: Hoare triple {2251#false} goto; {2251#false} is VALID [2022-02-21 04:45:42,967 INFO L290 TraceCheckUtils]: 48: Hoare triple {2251#false} goto; {2251#false} is VALID [2022-02-21 04:45:42,967 INFO L290 TraceCheckUtils]: 49: Hoare triple {2251#false} goto; {2251#false} is VALID [2022-02-21 04:45:42,967 INFO L290 TraceCheckUtils]: 50: Hoare triple {2251#false} main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; {2251#false} is VALID [2022-02-21 04:45:42,967 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 04:45:42,968 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-02-21 04:45:42,968 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-21 04:45:42,968 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [186741282] [2022-02-21 04:45:42,968 WARN L317 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-02-21 04:45:42,968 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [313351835] [2022-02-21 04:45:42,968 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [313351835] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-21 04:45:42,969 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-21 04:45:42,969 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-21 04:45:42,969 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1054128258] [2022-02-21 04:45:42,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-21 04:45:42,969 INFO L808 eck$LassoCheckResult]: loop already infeasible [2022-02-21 04:45:42,969 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-21 04:45:42,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-21 04:45:42,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-02-21 04:45:42,970 INFO L87 Difference]: Start difference. First operand 135 states and 166 transitions. cyclomatic complexity: 34 Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 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 04:45:43,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 04:45:43,988 INFO L93 Difference]: Finished difference Result 265 states and 324 transitions. [2022-02-21 04:45:43,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-21 04:45:43,989 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 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 04:45:44,028 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 51 edges. 51 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 04:45:44,028 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 265 states and 324 transitions. [2022-02-21 04:45:44,033 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 257 [2022-02-21 04:45:44,039 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 265 states to 265 states and 324 transitions. [2022-02-21 04:45:44,039 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 265 [2022-02-21 04:45:44,039 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 265 [2022-02-21 04:45:44,039 INFO L73 IsDeterministic]: Start isDeterministic. Operand 265 states and 324 transitions. [2022-02-21 04:45:44,039 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-02-21 04:45:44,040 INFO L681 BuchiCegarLoop]: Abstraction has 265 states and 324 transitions. [2022-02-21 04:45:44,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 265 states and 324 transitions. [2022-02-21 04:45:44,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 265 to 158. [2022-02-21 04:45:44,044 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-21 04:45:44,045 INFO L82 GeneralOperation]: Start isEquivalent. First operand 265 states and 324 transitions. Second operand has 158 states, 154 states have (on average 1.2012987012987013) internal successors, (185), 153 states have internal predecessors, (185), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-21 04:45:44,045 INFO L74 IsIncluded]: Start isIncluded. First operand 265 states and 324 transitions. Second operand has 158 states, 154 states have (on average 1.2012987012987013) internal successors, (185), 153 states have internal predecessors, (185), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-21 04:45:44,045 INFO L87 Difference]: Start difference. First operand 265 states and 324 transitions. Second operand has 158 states, 154 states have (on average 1.2012987012987013) internal successors, (185), 153 states have internal predecessors, (185), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-21 04:45:44,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 04:45:44,050 INFO L93 Difference]: Finished difference Result 265 states and 324 transitions. [2022-02-21 04:45:44,050 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 324 transitions. [2022-02-21 04:45:44,063 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 04:45:44,063 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 04:45:44,064 INFO L74 IsIncluded]: Start isIncluded. First operand has 158 states, 154 states have (on average 1.2012987012987013) internal successors, (185), 153 states have internal predecessors, (185), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand 265 states and 324 transitions. [2022-02-21 04:45:44,064 INFO L87 Difference]: Start difference. First operand has 158 states, 154 states have (on average 1.2012987012987013) internal successors, (185), 153 states have internal predecessors, (185), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand 265 states and 324 transitions. [2022-02-21 04:45:44,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 04:45:44,071 INFO L93 Difference]: Finished difference Result 265 states and 324 transitions. [2022-02-21 04:45:44,071 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 324 transitions. [2022-02-21 04:45:44,071 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 04:45:44,071 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 04:45:44,071 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-21 04:45:44,071 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-21 04:45:44,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 154 states have (on average 1.2012987012987013) internal successors, (185), 153 states have internal predecessors, (185), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-21 04:45:44,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 191 transitions. [2022-02-21 04:45:44,074 INFO L704 BuchiCegarLoop]: Abstraction has 158 states and 191 transitions. [2022-02-21 04:45:44,074 INFO L587 BuchiCegarLoop]: Abstraction has 158 states and 191 transitions. [2022-02-21 04:45:44,075 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2022-02-21 04:45:44,075 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 158 states and 191 transitions. [2022-02-21 04:45:44,075 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 151 [2022-02-21 04:45:44,075 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 04:45:44,075 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 04:45:44,076 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2022-02-21 04:45:44,076 INFO L843 BuchiCegarLoop]: Counterexample loop 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, 1, 1, 1, 1, 1, 1, 1] [2022-02-21 04:45:44,076 INFO L791 eck$LassoCheckResult]: Stem: 2800#ULTIMATE.startENTRY 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; 2743#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem8#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~switch19#1, main_#t~mem20#1, main_#t~mem21#1, main_#t~mem22#1, main_#t~mem23#1, main_#t~mem24#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_~_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~malloc31#1.base, main_#t~malloc31#1.offset, main_#t~mem32#1.base, main_#t~mem32#1.offset, main_#t~mem33#1.base, main_#t~mem33#1.offset, main_#t~memset~res34#1.base, main_#t~memset~res34#1.offset, main_#t~mem35#1.base, main_#t~mem35#1.offset, main_#t~mem36#1.base, main_#t~mem36#1.offset, main_#t~mem37#1.base, main_#t~mem37#1.offset, main_#t~mem38#1.base, main_#t~mem38#1.offset, main_#t~mem39#1.base, main_#t~mem39#1.offset, main_#t~malloc40#1.base, main_#t~malloc40#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~mem45#1.base, main_#t~mem45#1.offset, main_#t~mem46#1.base, main_#t~mem46#1.offset, main_#t~memset~res47#1.base, main_#t~memset~res47#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~mem52#1, 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~post58#1, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1, main_#t~post64#1, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem69#1, main_#t~mem68#1, main_#t~mem70#1.base, main_#t~mem70#1.offset, main_#t~mem71#1, main_#t~short72#1, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1, main_#t~malloc75#1.base, main_#t~malloc75#1.offset, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~memset~res80#1.base, main_#t~memset~res80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem85#1, main_#t~mem83#1.base, main_#t~mem83#1.offset, main_#t~mem84#1, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem89#1, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem88#1, main_#t~ite90#1, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem101#1, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~pre104#1, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~post109#1, main_#t~mem113#1, main_#t~mem111#1, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem112#1, main_#t~mem114#1, main_#t~post115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1.base, main_#t~mem117#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~post92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem122#1, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1, main_#t~post125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem132#1, main_#t~mem130#1.base, main_#t~mem130#1.offset, main_#t~mem131#1, main_#t~ite135#1, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1, main_#t~mem136#1.base, main_#t~mem136#1.offset, main_#t~mem137#1, main_#t~mem138#1.base, main_#t~mem138#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~post5#1, main_#t~mem140#1, main_#t~mem141#1, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;havoc main_~i~0#1;havoc main_~user~0#1.base, main_~user~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;main_~i~0#1 := 0; 2744#L750-3 [2022-02-21 04:45:44,076 INFO L793 eck$LassoCheckResult]: Loop: 2744#L750-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 2772#L752 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 2773#L752-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); 2775#L757-124 havoc main_~_ha_hashv~0#1; 2774#L757-49 goto; 2759#L757-47 havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; 2760#L757-8 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 2826#L757-9 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch19#1 := 11 == main_~_hj_k~0#1; 2825#L757-10 assume !main_#t~switch19#1; 2824#L757-12 main_#t~switch19#1 := main_#t~switch19#1 || 10 == main_~_hj_k~0#1; 2823#L757-13 assume !main_#t~switch19#1; 2822#L757-15 main_#t~switch19#1 := main_#t~switch19#1 || 9 == main_~_hj_k~0#1; 2821#L757-16 assume !main_#t~switch19#1; 2820#L757-18 main_#t~switch19#1 := main_#t~switch19#1 || 8 == main_~_hj_k~0#1; 2819#L757-19 assume !main_#t~switch19#1; 2818#L757-21 main_#t~switch19#1 := main_#t~switch19#1 || 7 == main_~_hj_k~0#1; 2817#L757-22 assume !main_#t~switch19#1; 2816#L757-24 main_#t~switch19#1 := main_#t~switch19#1 || 6 == main_~_hj_k~0#1; 2815#L757-25 assume !main_#t~switch19#1; 2814#L757-27 main_#t~switch19#1 := main_#t~switch19#1 || 5 == main_~_hj_k~0#1; 2813#L757-28 assume !main_#t~switch19#1; 2812#L757-30 main_#t~switch19#1 := main_#t~switch19#1 || 4 == main_~_hj_k~0#1; 2811#L757-31 assume main_#t~switch19#1;call main_#t~mem27#1 := read~int(main_~_hj_key~0#1.base, 3 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 16777216 * (main_#t~mem27#1 % 256);havoc main_#t~mem27#1; 2681#L757-33 main_#t~switch19#1 := main_#t~switch19#1 || 3 == main_~_hj_k~0#1; 2682#L757-34 assume main_#t~switch19#1;call main_#t~mem28#1 := read~int(main_~_hj_key~0#1.base, 2 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 65536 * (main_#t~mem28#1 % 256);havoc main_#t~mem28#1; 2755#L757-36 main_#t~switch19#1 := main_#t~switch19#1 || 2 == main_~_hj_k~0#1; 2804#L757-37 assume main_#t~switch19#1;call main_#t~mem29#1 := read~int(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem29#1 % 256);havoc main_#t~mem29#1; 2797#L757-39 main_#t~switch19#1 := main_#t~switch19#1 || 1 == main_~_hj_k~0#1; 2798#L757-40 assume main_#t~switch19#1;call main_#t~mem30#1 := read~int(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + main_#t~mem30#1 % 256;havoc main_#t~mem30#1; 2688#L757-42 havoc main_#t~switch19#1; 2689#L757-45 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1;main_~_hj_i~0#1 := (if (1 == main_~_hj_i~0#1 || 0 == main_~_hj_i~0#1) && (1 == main_~_ha_hashv~0#1 / 8192 || 0 == main_~_ha_hashv~0#1 / 8192) then (if main_~_hj_i~0#1 == main_~_ha_hashv~0#1 / 8192 then 0 else 1) else (if 0 == main_~_hj_i~0#1 then main_~_ha_hashv~0#1 / 8192 else (if 0 == main_~_ha_hashv~0#1 / 8192 then main_~_hj_i~0#1 else ~bitwiseXOr(main_~_hj_i~0#1, main_~_ha_hashv~0#1 / 8192))));main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1;main_~_hj_j~0#1 := (if (1 == main_~_hj_j~0#1 || 0 == main_~_hj_j~0#1) && (1 == 256 * main_~_hj_i~0#1 || 0 == 256 * main_~_hj_i~0#1) then (if main_~_hj_j~0#1 == 256 * main_~_hj_i~0#1 then 0 else 1) else (if 0 == main_~_hj_j~0#1 then 256 * main_~_hj_i~0#1 else (if 0 == 256 * main_~_hj_i~0#1 then main_~_hj_j~0#1 else ~bitwiseXOr(main_~_hj_j~0#1, 256 * main_~_hj_i~0#1))));main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1;main_~_ha_hashv~0#1 := (if (1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1) && (1 == main_~_hj_j~0#1 / 8192 || 0 == main_~_hj_j~0#1 / 8192) then (if main_~_ha_hashv~0#1 == main_~_hj_j~0#1 / 8192 then 0 else 1) else (if 0 == main_~_ha_hashv~0#1 then main_~_hj_j~0#1 / 8192 else (if 0 == main_~_hj_j~0#1 / 8192 then main_~_ha_hashv~0#1 else ~bitwiseXOr(main_~_ha_hashv~0#1, main_~_hj_j~0#1 / 8192))));main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1;main_~_hj_i~0#1 := (if (1 == main_~_hj_i~0#1 || 0 == main_~_hj_i~0#1) && (1 == main_~_ha_hashv~0#1 / 4096 || 0 == main_~_ha_hashv~0#1 / 4096) then (if main_~_hj_i~0#1 == main_~_ha_hashv~0#1 / 4096 then 0 else 1) else (if 0 == main_~_hj_i~0#1 then main_~_ha_hashv~0#1 / 4096 else (if 0 == main_~_ha_hashv~0#1 / 4096 then main_~_hj_i~0#1 else ~bitwiseXOr(main_~_hj_i~0#1, main_~_ha_hashv~0#1 / 4096))));main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1;main_~_hj_j~0#1 := (if (1 == main_~_hj_j~0#1 || 0 == main_~_hj_j~0#1) && (1 == 65536 * main_~_hj_i~0#1 || 0 == 65536 * main_~_hj_i~0#1) then (if main_~_hj_j~0#1 == 65536 * main_~_hj_i~0#1 then 0 else 1) else (if 0 == main_~_hj_j~0#1 then 65536 * main_~_hj_i~0#1 else (if 0 == 65536 * main_~_hj_i~0#1 then main_~_hj_j~0#1 else ~bitwiseXOr(main_~_hj_j~0#1, 65536 * main_~_hj_i~0#1))));main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1;main_~_ha_hashv~0#1 := (if (1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1) && (1 == main_~_hj_j~0#1 / 32 || 0 == main_~_hj_j~0#1 / 32) then (if main_~_ha_hashv~0#1 == main_~_hj_j~0#1 / 32 then 0 else 1) else (if 0 == main_~_ha_hashv~0#1 then main_~_hj_j~0#1 / 32 else (if 0 == main_~_hj_j~0#1 / 32 then main_~_ha_hashv~0#1 else ~bitwiseXOr(main_~_ha_hashv~0#1, main_~_hj_j~0#1 / 32))));main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1;main_~_hj_i~0#1 := (if (1 == main_~_hj_i~0#1 || 0 == main_~_hj_i~0#1) && (1 == main_~_ha_hashv~0#1 / 8 || 0 == main_~_ha_hashv~0#1 / 8) then (if main_~_hj_i~0#1 == main_~_ha_hashv~0#1 / 8 then 0 else 1) else (if 0 == main_~_hj_i~0#1 then main_~_ha_hashv~0#1 / 8 else (if 0 == main_~_ha_hashv~0#1 / 8 then main_~_hj_i~0#1 else ~bitwiseXOr(main_~_hj_i~0#1, main_~_ha_hashv~0#1 / 8))));main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1;main_~_hj_j~0#1 := (if (1 == main_~_hj_j~0#1 || 0 == main_~_hj_j~0#1) && (1 == 1024 * main_~_hj_i~0#1 || 0 == 1024 * main_~_hj_i~0#1) then (if main_~_hj_j~0#1 == 1024 * main_~_hj_i~0#1 then 0 else 1) else (if 0 == main_~_hj_j~0#1 then 1024 * main_~_hj_i~0#1 else (if 0 == 1024 * main_~_hj_i~0#1 then main_~_hj_j~0#1 else ~bitwiseXOr(main_~_hj_j~0#1, 1024 * main_~_hj_i~0#1))));main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1;main_~_ha_hashv~0#1 := (if (1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1) && (1 == main_~_hj_j~0#1 / 32768 || 0 == main_~_hj_j~0#1 / 32768) then (if main_~_ha_hashv~0#1 == main_~_hj_j~0#1 / 32768 then 0 else 1) else (if 0 == main_~_ha_hashv~0#1 then main_~_hj_j~0#1 / 32768 else (if 0 == main_~_hj_j~0#1 / 32768 then main_~_ha_hashv~0#1 else ~bitwiseXOr(main_~_ha_hashv~0#1, main_~_hj_j~0#1 / 32768)))); 2740#L757-44 goto; 2779#L757-46 goto; 2780#L757-48 goto; 2741#L757-122 call write~int(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_~user~0#1.base, 28 + main_~user~0#1.offset, 4);call write~int(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 2742#L757-51 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem48#1.base, main_#t~mem48#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem48#1.base, main_#t~mem48#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem48#1.base, main_#t~mem48#1.offset; 2783#L757-67 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem49#1.base, main_#t~mem49#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem50#1.base, main_#t~mem50#1.offset := read~$Pointer$(main_#t~mem49#1.base, 16 + main_#t~mem49#1.offset, 4);call main_#t~mem51#1.base, main_#t~mem51#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem52#1 := read~int(main_#t~mem51#1.base, 20 + main_#t~mem51#1.offset, 4);call write~$Pointer$(main_#t~mem50#1.base, main_#t~mem50#1.offset - main_#t~mem52#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem49#1.base, main_#t~mem49#1.offset;havoc main_#t~mem50#1.base, main_#t~mem50#1.offset;havoc main_#t~mem51#1.base, main_#t~mem51#1.offset;havoc main_#t~mem52#1;call main_#t~mem53#1.base, main_#t~mem53#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem54#1.base, main_#t~mem54#1.offset := read~$Pointer$(main_#t~mem53#1.base, 16 + main_#t~mem53#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem54#1.base, 8 + main_#t~mem54#1.offset, 4);havoc main_#t~mem53#1.base, main_#t~mem53#1.offset;havoc main_#t~mem54#1.base, main_#t~mem54#1.offset;call main_#t~mem55#1.base, main_#t~mem55#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem55#1.base, 16 + main_#t~mem55#1.offset, 4);havoc main_#t~mem55#1.base, main_#t~mem55#1.offset; 2784#L757-66 goto; 2708#L757-120 havoc main_~_ha_bkt~0#1;call main_#t~mem56#1.base, main_#t~mem56#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem57#1 := read~int(main_#t~mem56#1.base, 12 + main_#t~mem56#1.offset, 4);main_#t~post58#1 := main_#t~mem57#1;call write~int(1 + main_#t~post58#1, main_#t~mem56#1.base, 12 + main_#t~mem56#1.offset, 4);havoc main_#t~mem56#1.base, main_#t~mem56#1.offset;havoc main_#t~mem57#1;havoc main_#t~post58#1; 2757#L757-71 call main_#t~mem59#1.base, main_#t~mem59#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem60#1 := read~int(main_#t~mem59#1.base, 4 + main_#t~mem59#1.offset, 4);main_~_ha_bkt~0#1 := (if 0 == main_~_ha_hashv~0#1 || 0 == main_#t~mem60#1 - 1 then 0 else (if 1 == main_#t~mem60#1 - 1 then (if 1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1 then main_~_ha_hashv~0#1 else (if main_~_ha_hashv~0#1 >= 0 then main_~_ha_hashv~0#1 % 2 else ~bitwiseAnd(main_~_ha_hashv~0#1, main_#t~mem60#1 - 1))) else (if 1 == main_~_ha_hashv~0#1 then (if 1 == main_#t~mem60#1 - 1 || 0 == main_#t~mem60#1 - 1 then main_#t~mem60#1 - 1 else (if main_#t~mem60#1 - 1 >= 0 then (main_#t~mem60#1 - 1) % 2 else ~bitwiseAnd(main_~_ha_hashv~0#1, main_#t~mem60#1 - 1))) else ~bitwiseAnd(main_~_ha_hashv~0#1, main_#t~mem60#1 - 1))));havoc main_#t~mem59#1.base, main_#t~mem59#1.offset;havoc main_#t~mem60#1; 2758#L757-70 goto; 2771#L757-118 call main_#t~mem61#1.base, main_#t~mem61#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem62#1.base, main_#t~mem62#1.offset := read~$Pointer$(main_#t~mem61#1.base, main_#t~mem61#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem62#1.base, main_#t~mem62#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem61#1.base, main_#t~mem61#1.offset;havoc main_#t~mem62#1.base, main_#t~mem62#1.offset;call main_#t~mem63#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post64#1 := main_#t~mem63#1;call write~int(1 + main_#t~post64#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem63#1;havoc main_#t~post64#1;call main_#t~mem65#1.base, main_#t~mem65#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem65#1.base, main_#t~mem65#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem65#1.base, main_#t~mem65#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem66#1.base, main_#t~mem66#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 2776#L757-73 assume main_#t~mem66#1.base != 0 || main_#t~mem66#1.offset != 0;havoc main_#t~mem66#1.base, main_#t~mem66#1.offset;call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem67#1.base, 12 + main_#t~mem67#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; 2725#L757-75 call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem69#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem68#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short72#1 := main_#t~mem69#1 % 4294967296 >= 10 * (1 + main_#t~mem68#1) % 4294967296; 2726#L757-76 assume main_#t~short72#1;call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 36 + main_#t~mem70#1.offset, 4);main_#t~short72#1 := 0 == main_#t~mem71#1 % 4294967296; 2786#L757-78 assume !main_#t~short72#1;havoc main_#t~mem69#1;havoc main_#t~mem68#1;havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;havoc main_#t~short72#1; 2710#L757-117 goto; 2711#L757-119 goto; 2720#L757-121 goto; 2721#L757-123 goto; 2750#L750-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2744#L750-3 [2022-02-21 04:45:44,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 04:45:44,077 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 5 times [2022-02-21 04:45:44,077 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 04:45:44,077 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1209206357] [2022-02-21 04:45:44,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 04:45:44,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 04:45:44,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 04:45:44,087 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-21 04:45:44,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 04:45:44,096 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-21 04:45:44,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 04:45:44,096 INFO L85 PathProgramCache]: Analyzing trace with hash -875179227, now seen corresponding path program 1 times [2022-02-21 04:45:44,096 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 04:45:44,096 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [211454893] [2022-02-21 04:45:44,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 04:45:44,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 04:45:44,220 ERROR L252 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-02-21 04:45:44,220 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [63226260] [2022-02-21 04:45:44,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 04:45:44,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-21 04:45:44,220 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 04:45:44,225 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-21 04:45:44,226 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process