./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test8-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version c3fed411 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -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_FNV_test8-1.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 b6c6a722152c52daf4f5e799c877f12032a99023b4a9ea1a935c1ce634969e85 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-19 21:18:20,637 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-19 21:18:20,639 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-19 21:18:20,669 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-19 21:18:20,669 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-19 21:18:20,670 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-19 21:18:20,671 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-19 21:18:20,675 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-19 21:18:20,676 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-19 21:18:20,679 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-19 21:18:20,680 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-19 21:18:20,681 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-19 21:18:20,681 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-19 21:18:20,682 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-19 21:18:20,683 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-19 21:18:20,685 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-19 21:18:20,688 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-19 21:18:20,688 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-19 21:18:20,690 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-19 21:18:20,691 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-19 21:18:20,692 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-19 21:18:20,695 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-19 21:18:20,696 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-19 21:18:20,697 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-19 21:18:20,699 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-19 21:18:20,704 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-19 21:18:20,705 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-19 21:18:20,705 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-19 21:18:20,706 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-19 21:18:20,706 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-19 21:18:20,707 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-19 21:18:20,707 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-19 21:18:20,708 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-19 21:18:20,708 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-19 21:18:20,710 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-19 21:18:20,710 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-19 21:18:20,711 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-19 21:18:20,711 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-19 21:18:20,712 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-19 21:18:20,713 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-19 21:18:20,713 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-19 21:18:20,714 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-19 21:18:20,733 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-19 21:18:20,733 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-19 21:18:20,734 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-19 21:18:20,734 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-19 21:18:20,734 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-19 21:18:20,735 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-19 21:18:20,735 INFO L138 SettingsManager]: * Use SBE=true [2021-12-19 21:18:20,735 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-19 21:18:20,735 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-19 21:18:20,735 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-19 21:18:20,735 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-19 21:18:20,736 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-19 21:18:20,736 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-19 21:18:20,736 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-19 21:18:20,736 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-19 21:18:20,736 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-19 21:18:20,736 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-19 21:18:20,736 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-19 21:18:20,737 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-19 21:18:20,737 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-19 21:18:20,737 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-19 21:18:20,737 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-19 21:18:20,737 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-19 21:18:20,737 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-19 21:18:20,738 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-19 21:18:20,738 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-19 21:18:20,738 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-19 21:18:20,738 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-19 21:18:20,738 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-19 21:18:20,738 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-19 21:18:20,739 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-19 21:18:20,739 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-19 21:18:20,739 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-19 21:18:20,740 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6c6a722152c52daf4f5e799c877f12032a99023b4a9ea1a935c1ce634969e85 [2021-12-19 21:18:20,909 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-19 21:18:20,927 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-19 21:18:20,929 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-19 21:18:20,930 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-19 21:18:20,930 INFO L275 PluginConnector]: CDTParser initialized [2021-12-19 21:18:20,931 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test8-1.i [2021-12-19 21:18:21,002 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/195336cb2/44db474df471437bbf1f14e7f6591bc8/FLAGb895672a2 [2021-12-19 21:18:21,444 INFO L306 CDTParser]: Found 1 translation units. [2021-12-19 21:18:21,444 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test8-1.i [2021-12-19 21:18:21,463 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/195336cb2/44db474df471437bbf1f14e7f6591bc8/FLAGb895672a2 [2021-12-19 21:18:21,765 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/195336cb2/44db474df471437bbf1f14e7f6591bc8 [2021-12-19 21:18:21,767 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-19 21:18:21,768 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-19 21:18:21,769 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-19 21:18:21,769 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-19 21:18:21,774 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-19 21:18:21,774 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 09:18:21" (1/1) ... [2021-12-19 21:18:21,775 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21da0f8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 09:18:21, skipping insertion in model container [2021-12-19 21:18:21,775 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 09:18:21" (1/1) ... [2021-12-19 21:18:21,779 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-19 21:18:21,830 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-19 21:18:22,105 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_FNV_test8-1.i[33021,33034] [2021-12-19 21:18:22,204 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_FNV_test8-1.i[45234,45247] [2021-12-19 21:18:22,208 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-19 21:18:22,225 INFO L203 MainTranslator]: Completed pre-run [2021-12-19 21:18:22,249 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_FNV_test8-1.i[33021,33034] [2021-12-19 21:18:22,293 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_FNV_test8-1.i[45234,45247] [2021-12-19 21:18:22,295 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-19 21:18:22,324 INFO L208 MainTranslator]: Completed translation [2021-12-19 21:18:22,325 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 09:18:22 WrapperNode [2021-12-19 21:18:22,325 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-19 21:18:22,326 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-19 21:18:22,326 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-19 21:18:22,327 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-19 21:18:22,332 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 09:18:22" (1/1) ... [2021-12-19 21:18:22,369 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 09:18:22" (1/1) ... [2021-12-19 21:18:22,408 INFO L137 Inliner]: procedures = 177, calls = 297, calls flagged for inlining = 19, calls inlined = 34, statements flattened = 1218 [2021-12-19 21:18:22,408 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-19 21:18:22,409 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-19 21:18:22,409 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-19 21:18:22,409 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-19 21:18:22,416 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 09:18:22" (1/1) ... [2021-12-19 21:18:22,417 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 09:18:22" (1/1) ... [2021-12-19 21:18:22,423 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 09:18:22" (1/1) ... [2021-12-19 21:18:22,423 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 09:18:22" (1/1) ... [2021-12-19 21:18:22,460 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 09:18:22" (1/1) ... [2021-12-19 21:18:22,472 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 09:18:22" (1/1) ... [2021-12-19 21:18:22,482 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 09:18:22" (1/1) ... [2021-12-19 21:18:22,489 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-19 21:18:22,490 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-19 21:18:22,490 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-19 21:18:22,490 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-19 21:18:22,491 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 09:18:22" (1/1) ... [2021-12-19 21:18:22,510 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 21:18:22,519 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 21:18:22,533 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) [2021-12-19 21:18:22,562 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 [2021-12-19 21:18:22,574 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-19 21:18:22,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-19 21:18:22,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-19 21:18:22,574 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-19 21:18:22,575 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-19 21:18:22,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-19 21:18:22,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-19 21:18:22,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-19 21:18:22,576 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-19 21:18:22,576 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-19 21:18:22,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-19 21:18:22,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-19 21:18:22,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-19 21:18:22,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-19 21:18:22,787 INFO L236 CfgBuilder]: Building ICFG [2021-12-19 21:18:22,788 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-19 21:18:22,791 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-19 21:18:23,551 INFO L277 CfgBuilder]: Performing block encoding [2021-12-19 21:18:23,563 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-19 21:18:23,563 INFO L301 CfgBuilder]: Removed 62 assume(true) statements. [2021-12-19 21:18:23,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 09:18:23 BoogieIcfgContainer [2021-12-19 21:18:23,566 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-19 21:18:23,566 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-19 21:18:23,566 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-19 21:18:23,569 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-19 21:18:23,569 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-19 21:18:23,569 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.12 09:18:21" (1/3) ... [2021-12-19 21:18:23,570 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@63f36a7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.12 09:18:23, skipping insertion in model container [2021-12-19 21:18:23,570 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-19 21:18:23,570 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 09:18:22" (2/3) ... [2021-12-19 21:18:23,571 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@63f36a7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.12 09:18:23, skipping insertion in model container [2021-12-19 21:18:23,571 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-19 21:18:23,571 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 09:18:23" (3/3) ... [2021-12-19 21:18:23,572 INFO L388 chiAutomizerObserver]: Analyzing ICFG uthash_FNV_test8-1.i [2021-12-19 21:18:23,611 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-19 21:18:23,611 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-19 21:18:23,611 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-19 21:18:23,612 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-19 21:18:23,612 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-19 21:18:23,612 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-19 21:18:23,612 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-19 21:18:23,612 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-19 21:18:23,636 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 275 states, 270 states have (on average 1.6703703703703703) internal successors, (451), 270 states have internal predecessors, (451), 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) [2021-12-19 21:18:23,693 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 264 [2021-12-19 21:18:23,693 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 21:18:23,693 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 21:18:23,699 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-19 21:18:23,700 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 21:18:23,700 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-19 21:18:23,701 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 275 states, 270 states have (on average 1.6703703703703703) internal successors, (451), 270 states have internal predecessors, (451), 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) [2021-12-19 21:18:23,716 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 264 [2021-12-19 21:18:23,716 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 21:18:23,717 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 21:18:23,718 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-19 21:18:23,718 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 21:18:23,723 INFO L791 eck$LassoCheckResult]: Stem: 265#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~0 := 0; 188#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~mem21#1, main_#t~mem20#1, main_#t~mem22#1, main_#t~mem23#1, main_#t~switch24#1, main_#t~mem25#1, main_#t~mem26#1, main_#t~mem27#1, main_#t~mem28#1, main_#t~mem29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~malloc36#1.base, main_#t~malloc36#1.offset, main_#t~mem37#1.base, main_#t~mem37#1.offset, main_#t~mem38#1.base, main_#t~mem38#1.offset, main_#t~memset~res39#1.base, main_#t~memset~res39#1.offset, main_#t~mem40#1.base, main_#t~mem40#1.offset, main_#t~mem41#1.base, main_#t~mem41#1.offset, main_#t~mem42#1.base, main_#t~mem42#1.offset, main_#t~mem43#1.base, main_#t~mem43#1.offset, main_#t~mem44#1.base, main_#t~mem44#1.offset, main_#t~malloc45#1.base, main_#t~malloc45#1.offset, main_#t~mem46#1.base, main_#t~mem46#1.offset, main_#t~mem47#1.base, main_#t~mem47#1.offset, main_#t~mem48#1.base, main_#t~mem48#1.offset, main_#t~mem49#1.base, main_#t~mem49#1.offset, main_#t~mem50#1.base, main_#t~mem50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~memset~res52#1.base, main_#t~memset~res52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1, main_#t~post63#1, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1, main_#t~post69#1, main_#t~mem70#1.base, main_#t~mem70#1.offset, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem74#1, main_#t~mem73#1, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1, main_#t~short77#1, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~malloc80#1.base, main_#t~malloc80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1.base, main_#t~mem83#1.offset, main_#t~mem84#1, main_#t~memset~res85#1.base, main_#t~memset~res85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem90#1, main_#t~mem88#1.base, main_#t~mem88#1.offset, main_#t~mem89#1, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem94#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~ite95#1, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem106#1, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem105#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~pre109#1, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1, main_#t~mem112#1.base, main_#t~mem112#1.offset, main_#t~mem113#1, main_#t~post114#1, main_#t~mem118#1, main_#t~mem116#1, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem117#1, main_#t~mem119#1, main_#t~post120#1, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~post97#1, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1.base, main_#t~mem125#1.offset, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~post130#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem132#1.base, main_#t~mem132#1.offset, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem137#1, main_#t~mem135#1.base, main_#t~mem135#1.offset, main_#t~mem136#1, main_#t~ite140#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~mem5#1, main_#t~post6#1, main_#t~mem7#1, main_#t~mem149#1, main_#t~mem148#1, main_#t~mem150#1, main_#t~mem151#1, main_#t~mem153#1, main_#t~mem152#1, main_#t~mem154#1, main_#t~mem155#1, main_#t~mem157#1, main_#t~mem156#1, main_#t~mem158#1, main_#t~mem159#1, main_#t~switch160#1, main_#t~mem161#1, main_#t~mem162#1, main_#t~mem163#1, main_#t~mem164#1, main_#t~mem165#1, main_#t~mem166#1, main_#t~mem167#1, main_#t~mem168#1, main_#t~mem169#1, main_#t~mem170#1, main_#t~mem171#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem172#1.base, main_#t~mem172#1.offset, main_#t~mem173#1, main_#t~mem174#1.base, main_#t~mem174#1.offset, main_#t~mem175#1.base, main_#t~mem175#1.offset, main_#t~mem176#1.base, main_#t~mem176#1.offset, main_#t~mem177#1.base, main_#t~mem177#1.offset, main_#t~mem178#1.base, main_#t~mem178#1.offset, main_#t~mem179#1.base, main_#t~mem179#1.offset, main_#t~mem180#1.base, main_#t~mem180#1.offset, main_#t~mem181#1, main_#t~mem182#1, main_#t~mem183#1, main_#t~short184#1, main_#t~mem185#1.base, main_#t~mem185#1.offset, main_#t~ret186#1, main_#t~mem187#1.base, main_#t~mem187#1.offset, main_#t~mem188#1.base, main_#t~mem188#1.offset, main_#t~mem189#1.base, main_#t~mem189#1.offset, main_#t~mem190#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem191#1.base, main_#t~mem191#1.offset, main_#t~mem192#1.base, main_#t~mem192#1.offset, main_#t~short193#1, main_#t~mem194#1.base, main_#t~mem194#1.offset, main_#t~mem195#1.base, main_#t~mem195#1.offset, main_#t~mem196#1.base, main_#t~mem196#1.offset, main_#t~mem197#1.base, main_#t~mem197#1.offset, main_#t~mem198#1.base, main_#t~mem198#1.offset, main_#t~mem199#1.base, main_#t~mem199#1.offset, main_#t~mem200#1.base, main_#t~mem200#1.offset, main_#t~mem201#1.base, main_#t~mem201#1.offset, main_#t~mem202#1, main_#t~mem203#1.base, main_#t~mem203#1.offset, main_#t~mem204#1.base, main_#t~mem204#1.offset, main_#t~mem205#1.base, main_#t~mem205#1.offset, main_#t~mem206#1, main_#t~mem207#1.base, main_#t~mem207#1.offset, main_#t~mem208#1.base, main_#t~mem208#1.offset, main_#t~mem209#1.base, main_#t~mem209#1.offset, main_#t~mem210#1.base, main_#t~mem210#1.offset, main_#t~mem211#1.base, main_#t~mem211#1.offset, main_#t~mem212#1, main_#t~mem213#1.base, main_#t~mem213#1.offset, main_#t~mem216#1, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem218#1.base, main_#t~mem218#1.offset, main_#t~mem219#1, main_#t~post220#1, main_#t~mem221#1.base, main_#t~mem221#1.offset, main_#t~mem222#1.base, main_#t~mem222#1.offset, main_#t~mem223#1.base, main_#t~mem223#1.offset, main_#t~mem224#1.base, main_#t~mem224#1.offset, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~mem226#1.base, main_#t~mem226#1.offset, main_#t~mem227#1.base, main_#t~mem227#1.offset, main_#t~mem228#1.base, main_#t~mem228#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~mem230#1, main_#t~post231#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem232#1.base, main_#t~mem232#1.offset, main_#t~mem233#1, main_#t~mem146#1, main_#t~mem147#1, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 76#L765-4true [2021-12-19 21:18:23,725 INFO L793 eck$LassoCheckResult]: Loop: 76#L765-4true call main_#t~mem7#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 223#L765-1true assume !!(main_#t~mem7#1 < 10);havoc main_#t~mem7#1;call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset; 248#L767true assume main_~user~0#1.base == 0 && main_~user~0#1.offset == 0;assume false; 176#L767-2true call main_#t~mem9#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem9#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem9#1;call main_#t~mem10#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem11#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem10#1 * main_#t~mem11#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem10#1;havoc main_#t~mem11#1; 35#L772-124true assume !true; 145#L772-125true call main_#t~mem144#1.base, main_#t~mem144#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem145#1 := read~int(main_#t~mem144#1.base, 12 + main_#t~mem144#1.offset, 4);assume { :begin_inline_test_int } true;test_int_#in~a#1 := (if main_#t~mem145#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~mem145#1 % 4294967296 % 4294967296 else main_#t~mem145#1 % 4294967296 % 4294967296 - 4294967296);havoc test_int_#t~post3#1, test_int_#t~switch4#1, test_int_~a#1;test_int_~a#1 := test_int_#in~a#1;test_int_#t~post3#1 := ~count_int~0;~count_int~0 := 1 + test_int_#t~post3#1;test_int_#t~switch4#1 := 0 == test_int_#t~post3#1; 121#L709true assume test_int_#t~switch4#1;assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if 1 == test_int_~a#1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 174#L702true assume 0 == __VERIFIER_assert_~cond#1;assume false; 268#L701true assume { :end_inline___VERIFIER_assert } true; 9#L708true havoc test_int_#t~post3#1;havoc test_int_#t~switch4#1; 221#L707true assume { :end_inline_test_int } true;havoc main_#t~mem144#1.base, main_#t~mem144#1.offset;havoc main_#t~mem145#1; 201#L765-3true call main_#t~mem5#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post6#1 := main_#t~mem5#1;call write~int(1 + main_#t~post6#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem5#1;havoc main_#t~post6#1; 76#L765-4true [2021-12-19 21:18:23,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 21:18:23,729 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 1 times [2021-12-19 21:18:23,735 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 21:18:23,736 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613585037] [2021-12-19 21:18:23,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 21:18:23,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 21:18:23,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 21:18:23,806 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 21:18:23,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 21:18:23,836 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 21:18:23,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 21:18:23,838 INFO L85 PathProgramCache]: Analyzing trace with hash -2032843363, now seen corresponding path program 1 times [2021-12-19 21:18:23,838 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 21:18:23,838 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [498134466] [2021-12-19 21:18:23,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 21:18:23,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 21:18:23,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 21:18:23,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 21:18:23,912 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 21:18:23,912 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [498134466] [2021-12-19 21:18:23,912 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [498134466] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 21:18:23,912 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 21:18:23,913 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-19 21:18:23,913 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1272720919] [2021-12-19 21:18:23,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 21:18:23,916 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-19 21:18:23,917 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 21:18:23,938 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-12-19 21:18:23,938 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-19 21:18:23,940 INFO L87 Difference]: Start difference. First operand has 275 states, 270 states have (on average 1.6703703703703703) internal successors, (451), 270 states have internal predecessors, (451), 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 6.0) internal successors, (12), 2 states have internal predecessors, (12), 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) [2021-12-19 21:18:23,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 21:18:23,958 INFO L93 Difference]: Finished difference Result 275 states and 360 transitions. [2021-12-19 21:18:23,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-19 21:18:23,969 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 275 states and 360 transitions. [2021-12-19 21:18:23,975 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 264 [2021-12-19 21:18:23,984 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 275 states to 271 states and 356 transitions. [2021-12-19 21:18:23,984 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 271 [2021-12-19 21:18:23,986 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 271 [2021-12-19 21:18:23,986 INFO L73 IsDeterministic]: Start isDeterministic. Operand 271 states and 356 transitions. [2021-12-19 21:18:23,992 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 21:18:23,993 INFO L681 BuchiCegarLoop]: Abstraction has 271 states and 356 transitions. [2021-12-19 21:18:24,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states and 356 transitions. [2021-12-19 21:18:24,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 271. [2021-12-19 21:18:24,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 271 states, 267 states have (on average 1.3108614232209739) internal successors, (350), 266 states have internal predecessors, (350), 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) [2021-12-19 21:18:24,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 271 states and 356 transitions. [2021-12-19 21:18:24,023 INFO L704 BuchiCegarLoop]: Abstraction has 271 states and 356 transitions. [2021-12-19 21:18:24,024 INFO L587 BuchiCegarLoop]: Abstraction has 271 states and 356 transitions. [2021-12-19 21:18:24,024 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-19 21:18:24,024 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 271 states and 356 transitions. [2021-12-19 21:18:24,025 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 264 [2021-12-19 21:18:24,025 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 21:18:24,025 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 21:18:24,026 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-19 21:18:24,026 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, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 21:18:24,026 INFO L791 eck$LassoCheckResult]: Stem: 827#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~0 := 0; 802#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~mem21#1, main_#t~mem20#1, main_#t~mem22#1, main_#t~mem23#1, main_#t~switch24#1, main_#t~mem25#1, main_#t~mem26#1, main_#t~mem27#1, main_#t~mem28#1, main_#t~mem29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~malloc36#1.base, main_#t~malloc36#1.offset, main_#t~mem37#1.base, main_#t~mem37#1.offset, main_#t~mem38#1.base, main_#t~mem38#1.offset, main_#t~memset~res39#1.base, main_#t~memset~res39#1.offset, main_#t~mem40#1.base, main_#t~mem40#1.offset, main_#t~mem41#1.base, main_#t~mem41#1.offset, main_#t~mem42#1.base, main_#t~mem42#1.offset, main_#t~mem43#1.base, main_#t~mem43#1.offset, main_#t~mem44#1.base, main_#t~mem44#1.offset, main_#t~malloc45#1.base, main_#t~malloc45#1.offset, main_#t~mem46#1.base, main_#t~mem46#1.offset, main_#t~mem47#1.base, main_#t~mem47#1.offset, main_#t~mem48#1.base, main_#t~mem48#1.offset, main_#t~mem49#1.base, main_#t~mem49#1.offset, main_#t~mem50#1.base, main_#t~mem50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~memset~res52#1.base, main_#t~memset~res52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1, main_#t~post63#1, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1, main_#t~post69#1, main_#t~mem70#1.base, main_#t~mem70#1.offset, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem74#1, main_#t~mem73#1, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1, main_#t~short77#1, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~malloc80#1.base, main_#t~malloc80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1.base, main_#t~mem83#1.offset, main_#t~mem84#1, main_#t~memset~res85#1.base, main_#t~memset~res85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem90#1, main_#t~mem88#1.base, main_#t~mem88#1.offset, main_#t~mem89#1, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem94#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~ite95#1, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem106#1, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem105#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~pre109#1, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1, main_#t~mem112#1.base, main_#t~mem112#1.offset, main_#t~mem113#1, main_#t~post114#1, main_#t~mem118#1, main_#t~mem116#1, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem117#1, main_#t~mem119#1, main_#t~post120#1, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~post97#1, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1.base, main_#t~mem125#1.offset, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~post130#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem132#1.base, main_#t~mem132#1.offset, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem137#1, main_#t~mem135#1.base, main_#t~mem135#1.offset, main_#t~mem136#1, main_#t~ite140#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~mem5#1, main_#t~post6#1, main_#t~mem7#1, main_#t~mem149#1, main_#t~mem148#1, main_#t~mem150#1, main_#t~mem151#1, main_#t~mem153#1, main_#t~mem152#1, main_#t~mem154#1, main_#t~mem155#1, main_#t~mem157#1, main_#t~mem156#1, main_#t~mem158#1, main_#t~mem159#1, main_#t~switch160#1, main_#t~mem161#1, main_#t~mem162#1, main_#t~mem163#1, main_#t~mem164#1, main_#t~mem165#1, main_#t~mem166#1, main_#t~mem167#1, main_#t~mem168#1, main_#t~mem169#1, main_#t~mem170#1, main_#t~mem171#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem172#1.base, main_#t~mem172#1.offset, main_#t~mem173#1, main_#t~mem174#1.base, main_#t~mem174#1.offset, main_#t~mem175#1.base, main_#t~mem175#1.offset, main_#t~mem176#1.base, main_#t~mem176#1.offset, main_#t~mem177#1.base, main_#t~mem177#1.offset, main_#t~mem178#1.base, main_#t~mem178#1.offset, main_#t~mem179#1.base, main_#t~mem179#1.offset, main_#t~mem180#1.base, main_#t~mem180#1.offset, main_#t~mem181#1, main_#t~mem182#1, main_#t~mem183#1, main_#t~short184#1, main_#t~mem185#1.base, main_#t~mem185#1.offset, main_#t~ret186#1, main_#t~mem187#1.base, main_#t~mem187#1.offset, main_#t~mem188#1.base, main_#t~mem188#1.offset, main_#t~mem189#1.base, main_#t~mem189#1.offset, main_#t~mem190#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem191#1.base, main_#t~mem191#1.offset, main_#t~mem192#1.base, main_#t~mem192#1.offset, main_#t~short193#1, main_#t~mem194#1.base, main_#t~mem194#1.offset, main_#t~mem195#1.base, main_#t~mem195#1.offset, main_#t~mem196#1.base, main_#t~mem196#1.offset, main_#t~mem197#1.base, main_#t~mem197#1.offset, main_#t~mem198#1.base, main_#t~mem198#1.offset, main_#t~mem199#1.base, main_#t~mem199#1.offset, main_#t~mem200#1.base, main_#t~mem200#1.offset, main_#t~mem201#1.base, main_#t~mem201#1.offset, main_#t~mem202#1, main_#t~mem203#1.base, main_#t~mem203#1.offset, main_#t~mem204#1.base, main_#t~mem204#1.offset, main_#t~mem205#1.base, main_#t~mem205#1.offset, main_#t~mem206#1, main_#t~mem207#1.base, main_#t~mem207#1.offset, main_#t~mem208#1.base, main_#t~mem208#1.offset, main_#t~mem209#1.base, main_#t~mem209#1.offset, main_#t~mem210#1.base, main_#t~mem210#1.offset, main_#t~mem211#1.base, main_#t~mem211#1.offset, main_#t~mem212#1, main_#t~mem213#1.base, main_#t~mem213#1.offset, main_#t~mem216#1, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem218#1.base, main_#t~mem218#1.offset, main_#t~mem219#1, main_#t~post220#1, main_#t~mem221#1.base, main_#t~mem221#1.offset, main_#t~mem222#1.base, main_#t~mem222#1.offset, main_#t~mem223#1.base, main_#t~mem223#1.offset, main_#t~mem224#1.base, main_#t~mem224#1.offset, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~mem226#1.base, main_#t~mem226#1.offset, main_#t~mem227#1.base, main_#t~mem227#1.offset, main_#t~mem228#1.base, main_#t~mem228#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~mem230#1, main_#t~post231#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem232#1.base, main_#t~mem232#1.offset, main_#t~mem233#1, main_#t~mem146#1, main_#t~mem147#1, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 683#L765-4 [2021-12-19 21:18:24,027 INFO L793 eck$LassoCheckResult]: Loop: 683#L765-4 call main_#t~mem7#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 684#L765-1 assume !!(main_#t~mem7#1 < 10);havoc main_#t~mem7#1;call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset; 817#L767 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 794#L767-2 call main_#t~mem9#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem9#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem9#1;call main_#t~mem10#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem11#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem10#1 * main_#t~mem11#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem10#1;havoc main_#t~mem11#1; 622#L772-124 havoc main_~_ha_hashv~0#1; 623#L772-49 goto; 730#L772-47 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; 795#L772-8 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 568#L772-9 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch24#1 := 11 == main_~_hj_k~0#1; 569#L772-10 assume main_#t~switch24#1;call main_#t~mem25#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~mem25#1 % 256);havoc main_#t~mem25#1; 583#L772-12 main_#t~switch24#1 := main_#t~switch24#1 || 10 == main_~_hj_k~0#1; 646#L772-13 assume main_#t~switch24#1;call main_#t~mem26#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~mem26#1 % 256);havoc main_#t~mem26#1; 642#L772-15 main_#t~switch24#1 := main_#t~switch24#1 || 9 == main_~_hj_k~0#1; 570#L772-16 assume main_#t~switch24#1;call main_#t~mem27#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~mem27#1 % 256);havoc main_#t~mem27#1; 571#L772-18 main_#t~switch24#1 := main_#t~switch24#1 || 8 == main_~_hj_k~0#1; 751#L772-19 assume main_#t~switch24#1;call main_#t~mem28#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~mem28#1 % 256);havoc main_#t~mem28#1; 766#L772-21 main_#t~switch24#1 := main_#t~switch24#1 || 7 == main_~_hj_k~0#1; 767#L772-22 assume !main_#t~switch24#1; 689#L772-24 main_#t~switch24#1 := main_#t~switch24#1 || 6 == main_~_hj_k~0#1; 690#L772-25 assume main_#t~switch24#1;call main_#t~mem30#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~mem30#1 % 256);havoc main_#t~mem30#1; 773#L772-27 main_#t~switch24#1 := main_#t~switch24#1 || 5 == main_~_hj_k~0#1; 774#L772-28 assume main_#t~switch24#1;call main_#t~mem31#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~mem31#1 % 256;havoc main_#t~mem31#1; 783#L772-30 main_#t~switch24#1 := main_#t~switch24#1 || 4 == main_~_hj_k~0#1; 784#L772-31 assume main_#t~switch24#1;call main_#t~mem32#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~mem32#1 % 256);havoc main_#t~mem32#1; 792#L772-33 main_#t~switch24#1 := main_#t~switch24#1 || 3 == main_~_hj_k~0#1; 763#L772-34 assume main_#t~switch24#1;call main_#t~mem33#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~mem33#1 % 256);havoc main_#t~mem33#1; 687#L772-36 main_#t~switch24#1 := main_#t~switch24#1 || 2 == main_~_hj_k~0#1; 629#L772-37 assume main_#t~switch24#1;call main_#t~mem34#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~mem34#1 % 256);havoc main_#t~mem34#1; 630#L772-39 main_#t~switch24#1 := main_#t~switch24#1 || 1 == main_~_hj_k~0#1; 731#L772-40 assume main_#t~switch24#1;call main_#t~mem35#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~mem35#1 % 256;havoc main_#t~mem35#1; 732#L772-42 havoc main_#t~switch24#1; 790#L772-45 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 := ~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 := ~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 := ~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 := ~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 := ~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 := ~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 := ~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 := ~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 := ~bitwiseXor(main_~_ha_hashv~0#1, main_~_hj_j~0#1 / 32768); 745#L772-44 goto; 579#L772-46 goto; 580#L772-48 goto; 584#L772-122 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); 585#L772-51 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);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 write~$Pointer$(main_#t~mem53#1.base, main_#t~mem53#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem53#1.base, main_#t~mem53#1.offset; 824#L772-67 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem54#1.base, main_#t~mem54#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem55#1.base, main_#t~mem55#1.offset := read~$Pointer$(main_#t~mem54#1.base, 16 + main_#t~mem54#1.offset, 4);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, 20 + main_#t~mem56#1.offset, 4);call write~$Pointer$(main_#t~mem55#1.base, main_#t~mem55#1.offset - main_#t~mem57#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem54#1.base, main_#t~mem54#1.offset;havoc main_#t~mem55#1.base, main_#t~mem55#1.offset;havoc main_#t~mem56#1.base, main_#t~mem56#1.offset;havoc main_#t~mem57#1;call main_#t~mem58#1.base, main_#t~mem58#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem59#1.base, main_#t~mem59#1.offset := read~$Pointer$(main_#t~mem58#1.base, 16 + main_#t~mem58#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem59#1.base, 8 + main_#t~mem59#1.offset, 4);havoc main_#t~mem58#1.base, main_#t~mem58#1.offset;havoc main_#t~mem59#1.base, main_#t~mem59#1.offset;call main_#t~mem60#1.base, main_#t~mem60#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~mem60#1.base, 16 + main_#t~mem60#1.offset, 4);havoc main_#t~mem60#1.base, main_#t~mem60#1.offset; 780#L772-66 goto; 781#L772-120 havoc main_~_ha_bkt~0#1;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 := read~int(main_#t~mem61#1.base, 12 + main_#t~mem61#1.offset, 4);main_#t~post63#1 := main_#t~mem62#1;call write~int(1 + main_#t~post63#1, main_#t~mem61#1.base, 12 + main_#t~mem61#1.offset, 4);havoc main_#t~mem61#1.base, main_#t~mem61#1.offset;havoc main_#t~mem62#1;havoc main_#t~post63#1; 818#L772-71 call main_#t~mem64#1.base, main_#t~mem64#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem65#1 := read~int(main_#t~mem64#1.base, 4 + main_#t~mem64#1.offset, 4);main_~_ha_bkt~0#1 := ~bitwiseAnd(main_~_ha_hashv~0#1, main_#t~mem65#1 - 1);havoc main_#t~mem64#1.base, main_#t~mem64#1.offset;havoc main_#t~mem65#1; 756#L772-70 goto; 757#L772-118 call main_#t~mem66#1.base, main_#t~mem66#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_#t~mem66#1.base, main_#t~mem66#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem67#1.base, main_#t~mem67#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~mem66#1.base, main_#t~mem66#1.offset;havoc main_#t~mem67#1.base, main_#t~mem67#1.offset;call main_#t~mem68#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post69#1 := main_#t~mem68#1;call write~int(1 + main_#t~post69#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem68#1;havoc main_#t~post69#1;call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem70#1.base, main_#t~mem70#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem71#1.base, main_#t~mem71#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 769#L772-73 assume main_#t~mem71#1.base != 0 || main_#t~mem71#1.offset != 0;havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;call main_#t~mem72#1.base, main_#t~mem72#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~mem72#1.base, 12 + main_#t~mem72#1.offset, 4);havoc main_#t~mem72#1.base, main_#t~mem72#1.offset; 639#L772-75 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~mem74#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem73#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short77#1 := main_#t~mem74#1 % 4294967296 >= 10 * (1 + main_#t~mem73#1) % 4294967296; 640#L772-76 assume main_#t~short77#1;call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem76#1 := read~int(main_#t~mem75#1.base, 36 + main_#t~mem75#1.offset, 4);main_#t~short77#1 := 0 == main_#t~mem76#1 % 4294967296; 643#L772-78 assume !main_#t~short77#1;havoc main_#t~mem74#1;havoc main_#t~mem73#1;havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;havoc main_#t~mem76#1;havoc main_#t~short77#1; 645#L772-117 goto; 675#L772-119 goto; 676#L772-121 goto; 581#L772-123 goto; 582#L772-125 call main_#t~mem144#1.base, main_#t~mem144#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem145#1 := read~int(main_#t~mem144#1.base, 12 + main_#t~mem144#1.offset, 4);assume { :begin_inline_test_int } true;test_int_#in~a#1 := (if main_#t~mem145#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~mem145#1 % 4294967296 % 4294967296 else main_#t~mem145#1 % 4294967296 % 4294967296 - 4294967296);havoc test_int_#t~post3#1, test_int_#t~switch4#1, test_int_~a#1;test_int_~a#1 := test_int_#in~a#1;test_int_#t~post3#1 := ~count_int~0;~count_int~0 := 1 + test_int_#t~post3#1;test_int_#t~switch4#1 := 0 == test_int_#t~post3#1; 742#L709 assume test_int_#t~switch4#1;assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if 1 == test_int_~a#1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 744#L702 assume !(0 == __VERIFIER_assert_~cond#1); 793#L701 assume { :end_inline___VERIFIER_assert } true; 572#L708 havoc test_int_#t~post3#1;havoc test_int_#t~switch4#1; 573#L707 assume { :end_inline_test_int } true;havoc main_#t~mem144#1.base, main_#t~mem144#1.offset;havoc main_#t~mem145#1; 808#L765-3 call main_#t~mem5#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post6#1 := main_#t~mem5#1;call write~int(1 + main_#t~post6#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem5#1;havoc main_#t~post6#1; 683#L765-4 [2021-12-19 21:18:24,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 21:18:24,028 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 2 times [2021-12-19 21:18:24,028 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 21:18:24,028 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [365621839] [2021-12-19 21:18:24,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 21:18:24,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 21:18:24,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 21:18:24,044 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 21:18:24,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 21:18:24,062 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 21:18:24,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 21:18:24,064 INFO L85 PathProgramCache]: Analyzing trace with hash -1304581792, now seen corresponding path program 1 times [2021-12-19 21:18:24,064 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 21:18:24,065 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1939435798] [2021-12-19 21:18:24,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 21:18:24,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 21:18:24,183 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-19 21:18:24,184 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [478928066] [2021-12-19 21:18:24,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 21:18:24,184 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 21:18:24,184 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 21:18:24,186 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) [2021-12-19 21:18:24,186 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-19 21:18:24,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 21:18:24,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 1875 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-19 21:18:24,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 21:18:24,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 21:18:24,783 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-19 21:18:24,783 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 21:18:24,783 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1939435798] [2021-12-19 21:18:24,783 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-19 21:18:24,783 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [478928066] [2021-12-19 21:18:24,783 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [478928066] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 21:18:24,784 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 21:18:24,784 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 21:18:24,784 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [994880412] [2021-12-19 21:18:24,784 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 21:18:24,784 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-19 21:18:24,784 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 21:18:24,785 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 21:18:24,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 21:18:24,785 INFO L87 Difference]: Start difference. First operand 271 states and 356 transitions. cyclomatic complexity: 88 Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 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) [2021-12-19 21:18:24,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 21:18:24,863 INFO L93 Difference]: Finished difference Result 292 states and 377 transitions. [2021-12-19 21:18:24,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 21:18:24,864 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 292 states and 377 transitions. [2021-12-19 21:18:24,866 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 285 [2021-12-19 21:18:24,867 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 292 states to 292 states and 377 transitions. [2021-12-19 21:18:24,867 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 292 [2021-12-19 21:18:24,867 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 292 [2021-12-19 21:18:24,867 INFO L73 IsDeterministic]: Start isDeterministic. Operand 292 states and 377 transitions. [2021-12-19 21:18:24,869 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 21:18:24,869 INFO L681 BuchiCegarLoop]: Abstraction has 292 states and 377 transitions. [2021-12-19 21:18:24,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 292 states and 377 transitions. [2021-12-19 21:18:24,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 292 to 291. [2021-12-19 21:18:24,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 291 states, 287 states have (on average 1.289198606271777) internal successors, (370), 286 states have internal predecessors, (370), 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) [2021-12-19 21:18:24,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 291 states and 376 transitions. [2021-12-19 21:18:24,886 INFO L704 BuchiCegarLoop]: Abstraction has 291 states and 376 transitions. [2021-12-19 21:18:24,886 INFO L587 BuchiCegarLoop]: Abstraction has 291 states and 376 transitions. [2021-12-19 21:18:24,886 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-12-19 21:18:24,886 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 291 states and 376 transitions. [2021-12-19 21:18:24,924 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 284 [2021-12-19 21:18:24,925 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 21:18:24,925 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 21:18:24,925 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-19 21:18:24,925 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, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 21:18:24,926 INFO L791 eck$LassoCheckResult]: Stem: 1576#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~0 := 0; 1546#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~mem21#1, main_#t~mem20#1, main_#t~mem22#1, main_#t~mem23#1, main_#t~switch24#1, main_#t~mem25#1, main_#t~mem26#1, main_#t~mem27#1, main_#t~mem28#1, main_#t~mem29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~malloc36#1.base, main_#t~malloc36#1.offset, main_#t~mem37#1.base, main_#t~mem37#1.offset, main_#t~mem38#1.base, main_#t~mem38#1.offset, main_#t~memset~res39#1.base, main_#t~memset~res39#1.offset, main_#t~mem40#1.base, main_#t~mem40#1.offset, main_#t~mem41#1.base, main_#t~mem41#1.offset, main_#t~mem42#1.base, main_#t~mem42#1.offset, main_#t~mem43#1.base, main_#t~mem43#1.offset, main_#t~mem44#1.base, main_#t~mem44#1.offset, main_#t~malloc45#1.base, main_#t~malloc45#1.offset, main_#t~mem46#1.base, main_#t~mem46#1.offset, main_#t~mem47#1.base, main_#t~mem47#1.offset, main_#t~mem48#1.base, main_#t~mem48#1.offset, main_#t~mem49#1.base, main_#t~mem49#1.offset, main_#t~mem50#1.base, main_#t~mem50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~memset~res52#1.base, main_#t~memset~res52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1, main_#t~post63#1, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1, main_#t~post69#1, main_#t~mem70#1.base, main_#t~mem70#1.offset, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem74#1, main_#t~mem73#1, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1, main_#t~short77#1, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~malloc80#1.base, main_#t~malloc80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1.base, main_#t~mem83#1.offset, main_#t~mem84#1, main_#t~memset~res85#1.base, main_#t~memset~res85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem90#1, main_#t~mem88#1.base, main_#t~mem88#1.offset, main_#t~mem89#1, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem94#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~ite95#1, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem106#1, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem105#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~pre109#1, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1, main_#t~mem112#1.base, main_#t~mem112#1.offset, main_#t~mem113#1, main_#t~post114#1, main_#t~mem118#1, main_#t~mem116#1, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem117#1, main_#t~mem119#1, main_#t~post120#1, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~post97#1, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1.base, main_#t~mem125#1.offset, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~post130#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem132#1.base, main_#t~mem132#1.offset, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem137#1, main_#t~mem135#1.base, main_#t~mem135#1.offset, main_#t~mem136#1, main_#t~ite140#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~mem5#1, main_#t~post6#1, main_#t~mem7#1, main_#t~mem149#1, main_#t~mem148#1, main_#t~mem150#1, main_#t~mem151#1, main_#t~mem153#1, main_#t~mem152#1, main_#t~mem154#1, main_#t~mem155#1, main_#t~mem157#1, main_#t~mem156#1, main_#t~mem158#1, main_#t~mem159#1, main_#t~switch160#1, main_#t~mem161#1, main_#t~mem162#1, main_#t~mem163#1, main_#t~mem164#1, main_#t~mem165#1, main_#t~mem166#1, main_#t~mem167#1, main_#t~mem168#1, main_#t~mem169#1, main_#t~mem170#1, main_#t~mem171#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem172#1.base, main_#t~mem172#1.offset, main_#t~mem173#1, main_#t~mem174#1.base, main_#t~mem174#1.offset, main_#t~mem175#1.base, main_#t~mem175#1.offset, main_#t~mem176#1.base, main_#t~mem176#1.offset, main_#t~mem177#1.base, main_#t~mem177#1.offset, main_#t~mem178#1.base, main_#t~mem178#1.offset, main_#t~mem179#1.base, main_#t~mem179#1.offset, main_#t~mem180#1.base, main_#t~mem180#1.offset, main_#t~mem181#1, main_#t~mem182#1, main_#t~mem183#1, main_#t~short184#1, main_#t~mem185#1.base, main_#t~mem185#1.offset, main_#t~ret186#1, main_#t~mem187#1.base, main_#t~mem187#1.offset, main_#t~mem188#1.base, main_#t~mem188#1.offset, main_#t~mem189#1.base, main_#t~mem189#1.offset, main_#t~mem190#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem191#1.base, main_#t~mem191#1.offset, main_#t~mem192#1.base, main_#t~mem192#1.offset, main_#t~short193#1, main_#t~mem194#1.base, main_#t~mem194#1.offset, main_#t~mem195#1.base, main_#t~mem195#1.offset, main_#t~mem196#1.base, main_#t~mem196#1.offset, main_#t~mem197#1.base, main_#t~mem197#1.offset, main_#t~mem198#1.base, main_#t~mem198#1.offset, main_#t~mem199#1.base, main_#t~mem199#1.offset, main_#t~mem200#1.base, main_#t~mem200#1.offset, main_#t~mem201#1.base, main_#t~mem201#1.offset, main_#t~mem202#1, main_#t~mem203#1.base, main_#t~mem203#1.offset, main_#t~mem204#1.base, main_#t~mem204#1.offset, main_#t~mem205#1.base, main_#t~mem205#1.offset, main_#t~mem206#1, main_#t~mem207#1.base, main_#t~mem207#1.offset, main_#t~mem208#1.base, main_#t~mem208#1.offset, main_#t~mem209#1.base, main_#t~mem209#1.offset, main_#t~mem210#1.base, main_#t~mem210#1.offset, main_#t~mem211#1.base, main_#t~mem211#1.offset, main_#t~mem212#1, main_#t~mem213#1.base, main_#t~mem213#1.offset, main_#t~mem216#1, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem218#1.base, main_#t~mem218#1.offset, main_#t~mem219#1, main_#t~post220#1, main_#t~mem221#1.base, main_#t~mem221#1.offset, main_#t~mem222#1.base, main_#t~mem222#1.offset, main_#t~mem223#1.base, main_#t~mem223#1.offset, main_#t~mem224#1.base, main_#t~mem224#1.offset, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~mem226#1.base, main_#t~mem226#1.offset, main_#t~mem227#1.base, main_#t~mem227#1.offset, main_#t~mem228#1.base, main_#t~mem228#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~mem230#1, main_#t~post231#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem232#1.base, main_#t~mem232#1.offset, main_#t~mem233#1, main_#t~mem146#1, main_#t~mem147#1, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 1426#L765-4 [2021-12-19 21:18:24,926 INFO L793 eck$LassoCheckResult]: Loop: 1426#L765-4 call main_#t~mem7#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 1427#L765-1 assume !!(main_#t~mem7#1 < 10);havoc main_#t~mem7#1;call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset; 1563#L767 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 1538#L767-2 call main_#t~mem9#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem9#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem9#1;call main_#t~mem10#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem11#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem10#1 * main_#t~mem11#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem10#1;havoc main_#t~mem11#1; 1368#L772-124 havoc main_~_ha_hashv~0#1; 1369#L772-49 goto; 1474#L772-47 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; 1539#L772-8 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 1308#L772-9 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch24#1 := 11 == main_~_hj_k~0#1; 1309#L772-10 assume main_#t~switch24#1;call main_#t~mem25#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~mem25#1 % 256);havoc main_#t~mem25#1; 1323#L772-12 main_#t~switch24#1 := main_#t~switch24#1 || 10 == main_~_hj_k~0#1; 1387#L772-13 assume main_#t~switch24#1;call main_#t~mem26#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~mem26#1 % 256);havoc main_#t~mem26#1; 1383#L772-15 main_#t~switch24#1 := main_#t~switch24#1 || 9 == main_~_hj_k~0#1; 1310#L772-16 assume main_#t~switch24#1;call main_#t~mem27#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~mem27#1 % 256);havoc main_#t~mem27#1; 1311#L772-18 main_#t~switch24#1 := main_#t~switch24#1 || 8 == main_~_hj_k~0#1; 1493#L772-19 assume main_#t~switch24#1;call main_#t~mem28#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~mem28#1 % 256);havoc main_#t~mem28#1; 1509#L772-21 main_#t~switch24#1 := main_#t~switch24#1 || 7 == main_~_hj_k~0#1; 1510#L772-22 assume main_#t~switch24#1;call main_#t~mem29#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~mem29#1 % 256);havoc main_#t~mem29#1; 1557#L772-24 main_#t~switch24#1 := main_#t~switch24#1 || 6 == main_~_hj_k~0#1; 1575#L772-25 assume main_#t~switch24#1;call main_#t~mem30#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~mem30#1 % 256);havoc main_#t~mem30#1; 1516#L772-27 main_#t~switch24#1 := main_#t~switch24#1 || 5 == main_~_hj_k~0#1; 1517#L772-28 assume main_#t~switch24#1;call main_#t~mem31#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~mem31#1 % 256;havoc main_#t~mem31#1; 1526#L772-30 main_#t~switch24#1 := main_#t~switch24#1 || 4 == main_~_hj_k~0#1; 1527#L772-31 assume main_#t~switch24#1;call main_#t~mem32#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~mem32#1 % 256);havoc main_#t~mem32#1; 1549#L772-33 main_#t~switch24#1 := main_#t~switch24#1 || 3 == main_~_hj_k~0#1; 1505#L772-34 assume main_#t~switch24#1;call main_#t~mem33#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~mem33#1 % 256);havoc main_#t~mem33#1; 1506#L772-36 main_#t~switch24#1 := main_#t~switch24#1 || 2 == main_~_hj_k~0#1; 1370#L772-37 assume main_#t~switch24#1;call main_#t~mem34#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~mem34#1 % 256);havoc main_#t~mem34#1; 1371#L772-39 main_#t~switch24#1 := main_#t~switch24#1 || 1 == main_~_hj_k~0#1; 1472#L772-40 assume main_#t~switch24#1;call main_#t~mem35#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~mem35#1 % 256;havoc main_#t~mem35#1; 1473#L772-42 havoc main_#t~switch24#1; 1533#L772-45 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 := ~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 := ~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 := ~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 := ~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 := ~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 := ~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 := ~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 := ~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 := ~bitwiseXor(main_~_ha_hashv~0#1, main_~_hj_j~0#1 / 32768); 1487#L772-44 goto; 1318#L772-46 goto; 1319#L772-48 goto; 1325#L772-122 call write~int(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_~user~0#1.base, 28 + main_~user~0#1.offset, 4);call write~int(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 1326#L772-51 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem53#1.base, main_#t~mem53#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem53#1.base, main_#t~mem53#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem53#1.base, main_#t~mem53#1.offset; 1570#L772-67 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem54#1.base, main_#t~mem54#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem55#1.base, main_#t~mem55#1.offset := read~$Pointer$(main_#t~mem54#1.base, 16 + main_#t~mem54#1.offset, 4);call main_#t~mem56#1.base, main_#t~mem56#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem57#1 := read~int(main_#t~mem56#1.base, 20 + main_#t~mem56#1.offset, 4);call write~$Pointer$(main_#t~mem55#1.base, main_#t~mem55#1.offset - main_#t~mem57#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem54#1.base, main_#t~mem54#1.offset;havoc main_#t~mem55#1.base, main_#t~mem55#1.offset;havoc main_#t~mem56#1.base, main_#t~mem56#1.offset;havoc main_#t~mem57#1;call main_#t~mem58#1.base, main_#t~mem58#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem59#1.base, main_#t~mem59#1.offset := read~$Pointer$(main_#t~mem58#1.base, 16 + main_#t~mem58#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem59#1.base, 8 + main_#t~mem59#1.offset, 4);havoc main_#t~mem58#1.base, main_#t~mem58#1.offset;havoc main_#t~mem59#1.base, main_#t~mem59#1.offset;call main_#t~mem60#1.base, main_#t~mem60#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem60#1.base, 16 + main_#t~mem60#1.offset, 4);havoc main_#t~mem60#1.base, main_#t~mem60#1.offset; 1522#L772-66 goto; 1523#L772-120 havoc main_~_ha_bkt~0#1;call main_#t~mem61#1.base, main_#t~mem61#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem62#1 := read~int(main_#t~mem61#1.base, 12 + main_#t~mem61#1.offset, 4);main_#t~post63#1 := main_#t~mem62#1;call write~int(1 + main_#t~post63#1, main_#t~mem61#1.base, 12 + main_#t~mem61#1.offset, 4);havoc main_#t~mem61#1.base, main_#t~mem61#1.offset;havoc main_#t~mem62#1;havoc main_#t~post63#1; 1564#L772-71 call main_#t~mem64#1.base, main_#t~mem64#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem65#1 := read~int(main_#t~mem64#1.base, 4 + main_#t~mem64#1.offset, 4);main_~_ha_bkt~0#1 := ~bitwiseAnd(main_~_ha_hashv~0#1, main_#t~mem65#1 - 1);havoc main_#t~mem64#1.base, main_#t~mem64#1.offset;havoc main_#t~mem65#1; 1497#L772-70 goto; 1498#L772-118 call main_#t~mem66#1.base, main_#t~mem66#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_#t~mem66#1.base, main_#t~mem66#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem67#1.base, main_#t~mem67#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem66#1.base, main_#t~mem66#1.offset;havoc main_#t~mem67#1.base, main_#t~mem67#1.offset;call main_#t~mem68#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post69#1 := main_#t~mem68#1;call write~int(1 + main_#t~post69#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem68#1;havoc main_#t~post69#1;call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem70#1.base, main_#t~mem70#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem71#1.base, main_#t~mem71#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 1512#L772-73 assume main_#t~mem71#1.base != 0 || main_#t~mem71#1.offset != 0;havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem72#1.base, 12 + main_#t~mem72#1.offset, 4);havoc main_#t~mem72#1.base, main_#t~mem72#1.offset; 1380#L772-75 call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem74#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem73#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short77#1 := main_#t~mem74#1 % 4294967296 >= 10 * (1 + main_#t~mem73#1) % 4294967296; 1381#L772-76 assume main_#t~short77#1;call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem76#1 := read~int(main_#t~mem75#1.base, 36 + main_#t~mem75#1.offset, 4);main_#t~short77#1 := 0 == main_#t~mem76#1 % 4294967296; 1384#L772-78 assume !main_#t~short77#1;havoc main_#t~mem74#1;havoc main_#t~mem73#1;havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;havoc main_#t~mem76#1;havoc main_#t~short77#1; 1386#L772-117 goto; 1416#L772-119 goto; 1417#L772-121 goto; 1321#L772-123 goto; 1322#L772-125 call main_#t~mem144#1.base, main_#t~mem144#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem145#1 := read~int(main_#t~mem144#1.base, 12 + main_#t~mem144#1.offset, 4);assume { :begin_inline_test_int } true;test_int_#in~a#1 := (if main_#t~mem145#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~mem145#1 % 4294967296 % 4294967296 else main_#t~mem145#1 % 4294967296 % 4294967296 - 4294967296);havoc test_int_#t~post3#1, test_int_#t~switch4#1, test_int_~a#1;test_int_~a#1 := test_int_#in~a#1;test_int_#t~post3#1 := ~count_int~0;~count_int~0 := 1 + test_int_#t~post3#1;test_int_#t~switch4#1 := 0 == test_int_#t~post3#1; 1484#L709 assume test_int_#t~switch4#1;assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if 1 == test_int_~a#1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 1486#L702 assume !(0 == __VERIFIER_assert_~cond#1); 1537#L701 assume { :end_inline___VERIFIER_assert } true; 1312#L708 havoc test_int_#t~post3#1;havoc test_int_#t~switch4#1; 1313#L707 assume { :end_inline_test_int } true;havoc main_#t~mem144#1.base, main_#t~mem144#1.offset;havoc main_#t~mem145#1; 1553#L765-3 call main_#t~mem5#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post6#1 := main_#t~mem5#1;call write~int(1 + main_#t~post6#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem5#1;havoc main_#t~post6#1; 1426#L765-4 [2021-12-19 21:18:24,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 21:18:24,927 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 3 times [2021-12-19 21:18:24,927 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 21:18:24,927 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1648159166] [2021-12-19 21:18:24,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 21:18:24,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 21:18:24,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 21:18:24,942 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 21:18:24,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 21:18:24,957 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 21:18:24,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 21:18:24,957 INFO L85 PathProgramCache]: Analyzing trace with hash -1728228514, now seen corresponding path program 1 times [2021-12-19 21:18:24,957 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 21:18:24,958 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1695616759] [2021-12-19 21:18:24,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 21:18:24,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 21:18:25,027 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-19 21:18:25,027 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1141282789] [2021-12-19 21:18:25,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 21:18:25,027 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 21:18:25,028 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 21:18:25,029 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) [2021-12-19 21:18:25,030 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-19 21:18:25,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 21:18:25,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 1881 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-19 21:18:25,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 21:18:25,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 21:18:25,695 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-19 21:18:25,695 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 21:18:25,695 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1695616759] [2021-12-19 21:18:25,695 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-19 21:18:25,696 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1141282789] [2021-12-19 21:18:25,696 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1141282789] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 21:18:25,696 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 21:18:25,696 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-19 21:18:25,697 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1299797025] [2021-12-19 21:18:25,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 21:18:25,697 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-19 21:18:25,697 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 21:18:25,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-19 21:18:25,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-19 21:18:25,698 INFO L87 Difference]: Start difference. First operand 291 states and 376 transitions. cyclomatic complexity: 88 Second operand has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 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) [2021-12-19 21:18:25,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 21:18:25,779 INFO L93 Difference]: Finished difference Result 413 states and 534 transitions. [2021-12-19 21:18:25,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-19 21:18:25,780 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 413 states and 534 transitions. [2021-12-19 21:18:25,782 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 398 [2021-12-19 21:18:25,784 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 413 states to 413 states and 534 transitions. [2021-12-19 21:18:25,785 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 413 [2021-12-19 21:18:25,785 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 413 [2021-12-19 21:18:25,785 INFO L73 IsDeterministic]: Start isDeterministic. Operand 413 states and 534 transitions. [2021-12-19 21:18:25,806 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 21:18:25,806 INFO L681 BuchiCegarLoop]: Abstraction has 413 states and 534 transitions. [2021-12-19 21:18:25,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 413 states and 534 transitions. [2021-12-19 21:18:25,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 413 to 277. [2021-12-19 21:18:25,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 277 states, 273 states have (on average 1.2783882783882783) internal successors, (349), 272 states have internal predecessors, (349), 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) [2021-12-19 21:18:25,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 277 states and 355 transitions. [2021-12-19 21:18:25,820 INFO L704 BuchiCegarLoop]: Abstraction has 277 states and 355 transitions. [2021-12-19 21:18:25,821 INFO L587 BuchiCegarLoop]: Abstraction has 277 states and 355 transitions. [2021-12-19 21:18:25,821 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-12-19 21:18:25,821 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 277 states and 355 transitions. [2021-12-19 21:18:25,823 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 270 [2021-12-19 21:18:25,824 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 21:18:25,824 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 21:18:25,825 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-19 21:18:25,825 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, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 21:18:25,826 INFO L791 eck$LassoCheckResult]: Stem: 2457#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~0 := 0; 2429#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~mem21#1, main_#t~mem20#1, main_#t~mem22#1, main_#t~mem23#1, main_#t~switch24#1, main_#t~mem25#1, main_#t~mem26#1, main_#t~mem27#1, main_#t~mem28#1, main_#t~mem29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~malloc36#1.base, main_#t~malloc36#1.offset, main_#t~mem37#1.base, main_#t~mem37#1.offset, main_#t~mem38#1.base, main_#t~mem38#1.offset, main_#t~memset~res39#1.base, main_#t~memset~res39#1.offset, main_#t~mem40#1.base, main_#t~mem40#1.offset, main_#t~mem41#1.base, main_#t~mem41#1.offset, main_#t~mem42#1.base, main_#t~mem42#1.offset, main_#t~mem43#1.base, main_#t~mem43#1.offset, main_#t~mem44#1.base, main_#t~mem44#1.offset, main_#t~malloc45#1.base, main_#t~malloc45#1.offset, main_#t~mem46#1.base, main_#t~mem46#1.offset, main_#t~mem47#1.base, main_#t~mem47#1.offset, main_#t~mem48#1.base, main_#t~mem48#1.offset, main_#t~mem49#1.base, main_#t~mem49#1.offset, main_#t~mem50#1.base, main_#t~mem50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~memset~res52#1.base, main_#t~memset~res52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1, main_#t~post63#1, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1, main_#t~post69#1, main_#t~mem70#1.base, main_#t~mem70#1.offset, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem74#1, main_#t~mem73#1, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1, main_#t~short77#1, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~malloc80#1.base, main_#t~malloc80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1.base, main_#t~mem83#1.offset, main_#t~mem84#1, main_#t~memset~res85#1.base, main_#t~memset~res85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem90#1, main_#t~mem88#1.base, main_#t~mem88#1.offset, main_#t~mem89#1, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem94#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~ite95#1, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem106#1, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem105#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~pre109#1, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1, main_#t~mem112#1.base, main_#t~mem112#1.offset, main_#t~mem113#1, main_#t~post114#1, main_#t~mem118#1, main_#t~mem116#1, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem117#1, main_#t~mem119#1, main_#t~post120#1, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~post97#1, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1.base, main_#t~mem125#1.offset, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~post130#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem132#1.base, main_#t~mem132#1.offset, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem137#1, main_#t~mem135#1.base, main_#t~mem135#1.offset, main_#t~mem136#1, main_#t~ite140#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~mem5#1, main_#t~post6#1, main_#t~mem7#1, main_#t~mem149#1, main_#t~mem148#1, main_#t~mem150#1, main_#t~mem151#1, main_#t~mem153#1, main_#t~mem152#1, main_#t~mem154#1, main_#t~mem155#1, main_#t~mem157#1, main_#t~mem156#1, main_#t~mem158#1, main_#t~mem159#1, main_#t~switch160#1, main_#t~mem161#1, main_#t~mem162#1, main_#t~mem163#1, main_#t~mem164#1, main_#t~mem165#1, main_#t~mem166#1, main_#t~mem167#1, main_#t~mem168#1, main_#t~mem169#1, main_#t~mem170#1, main_#t~mem171#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem172#1.base, main_#t~mem172#1.offset, main_#t~mem173#1, main_#t~mem174#1.base, main_#t~mem174#1.offset, main_#t~mem175#1.base, main_#t~mem175#1.offset, main_#t~mem176#1.base, main_#t~mem176#1.offset, main_#t~mem177#1.base, main_#t~mem177#1.offset, main_#t~mem178#1.base, main_#t~mem178#1.offset, main_#t~mem179#1.base, main_#t~mem179#1.offset, main_#t~mem180#1.base, main_#t~mem180#1.offset, main_#t~mem181#1, main_#t~mem182#1, main_#t~mem183#1, main_#t~short184#1, main_#t~mem185#1.base, main_#t~mem185#1.offset, main_#t~ret186#1, main_#t~mem187#1.base, main_#t~mem187#1.offset, main_#t~mem188#1.base, main_#t~mem188#1.offset, main_#t~mem189#1.base, main_#t~mem189#1.offset, main_#t~mem190#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem191#1.base, main_#t~mem191#1.offset, main_#t~mem192#1.base, main_#t~mem192#1.offset, main_#t~short193#1, main_#t~mem194#1.base, main_#t~mem194#1.offset, main_#t~mem195#1.base, main_#t~mem195#1.offset, main_#t~mem196#1.base, main_#t~mem196#1.offset, main_#t~mem197#1.base, main_#t~mem197#1.offset, main_#t~mem198#1.base, main_#t~mem198#1.offset, main_#t~mem199#1.base, main_#t~mem199#1.offset, main_#t~mem200#1.base, main_#t~mem200#1.offset, main_#t~mem201#1.base, main_#t~mem201#1.offset, main_#t~mem202#1, main_#t~mem203#1.base, main_#t~mem203#1.offset, main_#t~mem204#1.base, main_#t~mem204#1.offset, main_#t~mem205#1.base, main_#t~mem205#1.offset, main_#t~mem206#1, main_#t~mem207#1.base, main_#t~mem207#1.offset, main_#t~mem208#1.base, main_#t~mem208#1.offset, main_#t~mem209#1.base, main_#t~mem209#1.offset, main_#t~mem210#1.base, main_#t~mem210#1.offset, main_#t~mem211#1.base, main_#t~mem211#1.offset, main_#t~mem212#1, main_#t~mem213#1.base, main_#t~mem213#1.offset, main_#t~mem216#1, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem218#1.base, main_#t~mem218#1.offset, main_#t~mem219#1, main_#t~post220#1, main_#t~mem221#1.base, main_#t~mem221#1.offset, main_#t~mem222#1.base, main_#t~mem222#1.offset, main_#t~mem223#1.base, main_#t~mem223#1.offset, main_#t~mem224#1.base, main_#t~mem224#1.offset, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~mem226#1.base, main_#t~mem226#1.offset, main_#t~mem227#1.base, main_#t~mem227#1.offset, main_#t~mem228#1.base, main_#t~mem228#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~mem230#1, main_#t~post231#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem232#1.base, main_#t~mem232#1.offset, main_#t~mem233#1, main_#t~mem146#1, main_#t~mem147#1, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 2307#L765-4 [2021-12-19 21:18:25,826 INFO L793 eck$LassoCheckResult]: Loop: 2307#L765-4 call main_#t~mem7#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 2308#L765-1 assume !!(main_#t~mem7#1 < 10);havoc main_#t~mem7#1;call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset; 2445#L767 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 2421#L767-2 call main_#t~mem9#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem9#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem9#1;call main_#t~mem10#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem11#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem10#1 * main_#t~mem11#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem10#1;havoc main_#t~mem11#1; 2250#L772-124 havoc main_~_ha_hashv~0#1; 2251#L772-49 goto; 2355#L772-47 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; 2422#L772-8 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 2192#L772-9 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch24#1 := 11 == main_~_hj_k~0#1; 2193#L772-10 assume !main_#t~switch24#1; 2207#L772-12 main_#t~switch24#1 := main_#t~switch24#1 || 10 == main_~_hj_k~0#1; 2270#L772-13 assume !main_#t~switch24#1; 2266#L772-15 main_#t~switch24#1 := main_#t~switch24#1 || 9 == main_~_hj_k~0#1; 2194#L772-16 assume !main_#t~switch24#1; 2195#L772-18 main_#t~switch24#1 := main_#t~switch24#1 || 8 == main_~_hj_k~0#1; 2377#L772-19 assume !main_#t~switch24#1; 2392#L772-21 main_#t~switch24#1 := main_#t~switch24#1 || 7 == main_~_hj_k~0#1; 2393#L772-22 assume !main_#t~switch24#1; 2314#L772-24 main_#t~switch24#1 := main_#t~switch24#1 || 6 == main_~_hj_k~0#1; 2315#L772-25 assume !main_#t~switch24#1; 2399#L772-27 main_#t~switch24#1 := main_#t~switch24#1 || 5 == main_~_hj_k~0#1; 2400#L772-28 assume !main_#t~switch24#1; 2409#L772-30 main_#t~switch24#1 := main_#t~switch24#1 || 4 == main_~_hj_k~0#1; 2410#L772-31 assume main_#t~switch24#1;call main_#t~mem32#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~mem32#1 % 256);havoc main_#t~mem32#1; 2432#L772-33 main_#t~switch24#1 := main_#t~switch24#1 || 3 == main_~_hj_k~0#1; 2388#L772-34 assume main_#t~switch24#1;call main_#t~mem33#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~mem33#1 % 256);havoc main_#t~mem33#1; 2389#L772-36 main_#t~switch24#1 := main_#t~switch24#1 || 2 == main_~_hj_k~0#1; 2253#L772-37 assume main_#t~switch24#1;call main_#t~mem34#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~mem34#1 % 256);havoc main_#t~mem34#1; 2254#L772-39 main_#t~switch24#1 := main_#t~switch24#1 || 1 == main_~_hj_k~0#1; 2356#L772-40 assume main_#t~switch24#1;call main_#t~mem35#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~mem35#1 % 256;havoc main_#t~mem35#1; 2357#L772-42 havoc main_#t~switch24#1; 2416#L772-45 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 := ~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 := ~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 := ~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 := ~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 := ~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 := ~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 := ~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 := ~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 := ~bitwiseXor(main_~_ha_hashv~0#1, main_~_hj_j~0#1 / 32768); 2370#L772-44 goto; 2203#L772-46 goto; 2204#L772-48 goto; 2208#L772-122 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); 2209#L772-51 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);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 write~$Pointer$(main_#t~mem53#1.base, main_#t~mem53#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem53#1.base, main_#t~mem53#1.offset; 2452#L772-67 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem54#1.base, main_#t~mem54#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem55#1.base, main_#t~mem55#1.offset := read~$Pointer$(main_#t~mem54#1.base, 16 + main_#t~mem54#1.offset, 4);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, 20 + main_#t~mem56#1.offset, 4);call write~$Pointer$(main_#t~mem55#1.base, main_#t~mem55#1.offset - main_#t~mem57#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem54#1.base, main_#t~mem54#1.offset;havoc main_#t~mem55#1.base, main_#t~mem55#1.offset;havoc main_#t~mem56#1.base, main_#t~mem56#1.offset;havoc main_#t~mem57#1;call main_#t~mem58#1.base, main_#t~mem58#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem59#1.base, main_#t~mem59#1.offset := read~$Pointer$(main_#t~mem58#1.base, 16 + main_#t~mem58#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem59#1.base, 8 + main_#t~mem59#1.offset, 4);havoc main_#t~mem58#1.base, main_#t~mem58#1.offset;havoc main_#t~mem59#1.base, main_#t~mem59#1.offset;call main_#t~mem60#1.base, main_#t~mem60#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~mem60#1.base, 16 + main_#t~mem60#1.offset, 4);havoc main_#t~mem60#1.base, main_#t~mem60#1.offset; 2405#L772-66 goto; 2406#L772-120 havoc main_~_ha_bkt~0#1;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 := read~int(main_#t~mem61#1.base, 12 + main_#t~mem61#1.offset, 4);main_#t~post63#1 := main_#t~mem62#1;call write~int(1 + main_#t~post63#1, main_#t~mem61#1.base, 12 + main_#t~mem61#1.offset, 4);havoc main_#t~mem61#1.base, main_#t~mem61#1.offset;havoc main_#t~mem62#1;havoc main_#t~post63#1; 2446#L772-71 call main_#t~mem64#1.base, main_#t~mem64#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem65#1 := read~int(main_#t~mem64#1.base, 4 + main_#t~mem64#1.offset, 4);main_~_ha_bkt~0#1 := ~bitwiseAnd(main_~_ha_hashv~0#1, main_#t~mem65#1 - 1);havoc main_#t~mem64#1.base, main_#t~mem64#1.offset;havoc main_#t~mem65#1; 2380#L772-70 goto; 2381#L772-118 call main_#t~mem66#1.base, main_#t~mem66#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_#t~mem66#1.base, main_#t~mem66#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem67#1.base, main_#t~mem67#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~mem66#1.base, main_#t~mem66#1.offset;havoc main_#t~mem67#1.base, main_#t~mem67#1.offset;call main_#t~mem68#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post69#1 := main_#t~mem68#1;call write~int(1 + main_#t~post69#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem68#1;havoc main_#t~post69#1;call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem70#1.base, main_#t~mem70#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem71#1.base, main_#t~mem71#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 2397#L772-73 assume main_#t~mem71#1.base != 0 || main_#t~mem71#1.offset != 0;havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;call main_#t~mem72#1.base, main_#t~mem72#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~mem72#1.base, 12 + main_#t~mem72#1.offset, 4);havoc main_#t~mem72#1.base, main_#t~mem72#1.offset; 2263#L772-75 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~mem74#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem73#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short77#1 := main_#t~mem74#1 % 4294967296 >= 10 * (1 + main_#t~mem73#1) % 4294967296; 2264#L772-76 assume main_#t~short77#1;call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem76#1 := read~int(main_#t~mem75#1.base, 36 + main_#t~mem75#1.offset, 4);main_#t~short77#1 := 0 == main_#t~mem76#1 % 4294967296; 2267#L772-78 assume !main_#t~short77#1;havoc main_#t~mem74#1;havoc main_#t~mem73#1;havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;havoc main_#t~mem76#1;havoc main_#t~short77#1; 2269#L772-117 goto; 2299#L772-119 goto; 2300#L772-121 goto; 2205#L772-123 goto; 2206#L772-125 call main_#t~mem144#1.base, main_#t~mem144#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem145#1 := read~int(main_#t~mem144#1.base, 12 + main_#t~mem144#1.offset, 4);assume { :begin_inline_test_int } true;test_int_#in~a#1 := (if main_#t~mem145#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~mem145#1 % 4294967296 % 4294967296 else main_#t~mem145#1 % 4294967296 % 4294967296 - 4294967296);havoc test_int_#t~post3#1, test_int_#t~switch4#1, test_int_~a#1;test_int_~a#1 := test_int_#in~a#1;test_int_#t~post3#1 := ~count_int~0;~count_int~0 := 1 + test_int_#t~post3#1;test_int_#t~switch4#1 := 0 == test_int_#t~post3#1; 2367#L709 assume test_int_#t~switch4#1;assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if 1 == test_int_~a#1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 2369#L702 assume !(0 == __VERIFIER_assert_~cond#1); 2420#L701 assume { :end_inline___VERIFIER_assert } true; 2196#L708 havoc test_int_#t~post3#1;havoc test_int_#t~switch4#1; 2197#L707 assume { :end_inline_test_int } true;havoc main_#t~mem144#1.base, main_#t~mem144#1.offset;havoc main_#t~mem145#1; 2436#L765-3 call main_#t~mem5#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post6#1 := main_#t~mem5#1;call write~int(1 + main_#t~post6#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem5#1;havoc main_#t~post6#1; 2307#L765-4 [2021-12-19 21:18:25,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 21:18:25,828 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 4 times [2021-12-19 21:18:25,828 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 21:18:25,829 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1124249777] [2021-12-19 21:18:25,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 21:18:25,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 21:18:25,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 21:18:25,845 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 21:18:25,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 21:18:25,870 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 21:18:25,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 21:18:25,871 INFO L85 PathProgramCache]: Analyzing trace with hash 1432035820, now seen corresponding path program 1 times [2021-12-19 21:18:25,871 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 21:18:25,871 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1294189439] [2021-12-19 21:18:25,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 21:18:25,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 21:18:25,933 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-19 21:18:25,933 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [525102830] [2021-12-19 21:18:25,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 21:18:25,934 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 21:18:25,934 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 21:18:25,964 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) [2021-12-19 21:18:25,965 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process Killed by 15