./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test1-1.i --full-output -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 03d7b7b3 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test1-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 72c3cbe0b435a963730c7c79c0d825f3c978c53ad7cc61822ef9417e2e6ee67f --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-21 04:39:05,529 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-21 04:39:05,531 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-21 04:39:05,555 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-21 04:39:05,558 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-21 04:39:05,560 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-21 04:39:05,562 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-21 04:39:05,571 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-21 04:39:05,573 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-21 04:39:05,575 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-21 04:39:05,575 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-21 04:39:05,576 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-21 04:39:05,576 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-21 04:39:05,577 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-21 04:39:05,577 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-21 04:39:05,578 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-21 04:39:05,578 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-21 04:39:05,579 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-21 04:39:05,581 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-21 04:39:05,585 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-21 04:39:05,588 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-21 04:39:05,592 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-21 04:39:05,593 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-21 04:39:05,593 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-21 04:39:05,595 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-21 04:39:05,595 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-21 04:39:05,599 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-21 04:39:05,600 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-21 04:39:05,600 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-21 04:39:05,601 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-21 04:39:05,601 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-21 04:39:05,601 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-21 04:39:05,602 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-21 04:39:05,602 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-21 04:39:05,603 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-21 04:39:05,603 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-21 04:39:05,604 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-21 04:39:05,604 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-21 04:39:05,604 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-21 04:39:05,605 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-21 04:39:05,605 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-21 04:39:05,607 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-02-21 04:39:05,625 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-21 04:39:05,626 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-21 04:39:05,627 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-21 04:39:05,627 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-21 04:39:05,629 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-21 04:39:05,629 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-21 04:39:05,629 INFO L138 SettingsManager]: * Use SBE=true [2022-02-21 04:39:05,629 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-02-21 04:39:05,629 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-02-21 04:39:05,629 INFO L138 SettingsManager]: * Use old map elimination=false [2022-02-21 04:39:05,630 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-02-21 04:39:05,630 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-02-21 04:39:05,630 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-02-21 04:39:05,630 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-21 04:39:05,630 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-21 04:39:05,631 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-02-21 04:39:05,631 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-21 04:39:05,631 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-21 04:39:05,631 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-21 04:39:05,631 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-02-21 04:39:05,631 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-02-21 04:39:05,631 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-02-21 04:39:05,632 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-21 04:39:05,632 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-21 04:39:05,632 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-02-21 04:39:05,632 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-21 04:39:05,632 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-02-21 04:39:05,632 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-21 04:39:05,632 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-21 04:39:05,633 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-21 04:39:05,633 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-21 04:39:05,633 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-02-21 04:39:05,634 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 72c3cbe0b435a963730c7c79c0d825f3c978c53ad7cc61822ef9417e2e6ee67f [2022-02-21 04:39:05,836 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-21 04:39:05,861 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-21 04:39:05,863 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-21 04:39:05,863 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-21 04:39:05,864 INFO L275 PluginConnector]: CDTParser initialized [2022-02-21 04:39:05,865 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test1-1.i [2022-02-21 04:39:05,922 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd46cb5e0/b0e23deea3c942c68281fd9ed6fd4cc6/FLAG98d9818dc [2022-02-21 04:39:06,381 INFO L306 CDTParser]: Found 1 translation units. [2022-02-21 04:39:06,382 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test1-1.i [2022-02-21 04:39:06,395 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd46cb5e0/b0e23deea3c942c68281fd9ed6fd4cc6/FLAG98d9818dc [2022-02-21 04:39:06,404 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd46cb5e0/b0e23deea3c942c68281fd9ed6fd4cc6 [2022-02-21 04:39:06,405 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-21 04:39:06,406 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-21 04:39:06,418 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-21 04:39:06,418 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-21 04:39:06,420 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-21 04:39:06,421 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 04:39:06" (1/1) ... [2022-02-21 04:39:06,422 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b03a4a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:39:06, skipping insertion in model container [2022-02-21 04:39:06,422 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 04:39:06" (1/1) ... [2022-02-21 04:39:06,427 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-21 04:39:06,457 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-21 04:39:06,698 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_test1-1.i[33021,33034] [2022-02-21 04:39:06,783 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-21 04:39:06,793 INFO L203 MainTranslator]: Completed pre-run [2022-02-21 04:39:06,820 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_test1-1.i[33021,33034] [2022-02-21 04:39:06,864 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-21 04:39:06,898 INFO L208 MainTranslator]: Completed translation [2022-02-21 04:39:06,899 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:39:06 WrapperNode [2022-02-21 04:39:06,900 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-21 04:39:06,901 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-21 04:39:06,901 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-21 04:39:06,901 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-21 04:39:06,906 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:39:06" (1/1) ... [2022-02-21 04:39:06,947 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:39:06" (1/1) ... [2022-02-21 04:39:06,997 INFO L137 Inliner]: procedures = 177, calls = 186, calls flagged for inlining = 13, calls inlined = 13, statements flattened = 652 [2022-02-21 04:39:06,998 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-21 04:39:06,998 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-21 04:39:06,998 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-21 04:39:06,999 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-21 04:39:07,004 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:39:06" (1/1) ... [2022-02-21 04:39:07,005 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:39:06" (1/1) ... [2022-02-21 04:39:07,010 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:39:06" (1/1) ... [2022-02-21 04:39:07,010 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:39:06" (1/1) ... [2022-02-21 04:39:07,074 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:39:06" (1/1) ... [2022-02-21 04:39:07,078 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:39:06" (1/1) ... [2022-02-21 04:39:07,085 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:39:06" (1/1) ... [2022-02-21 04:39:07,091 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-21 04:39:07,095 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-21 04:39:07,095 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-21 04:39:07,096 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-21 04:39:07,103 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:39:06" (1/1) ... [2022-02-21 04:39:07,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 04:39:07,115 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 04:39:07,126 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 04:39:07,132 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-02-21 04:39:07,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-21 04:39:07,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-21 04:39:07,154 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-02-21 04:39:07,154 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-02-21 04:39:07,154 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-02-21 04:39:07,154 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-21 04:39:07,154 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-21 04:39:07,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-02-21 04:39:07,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-02-21 04:39:07,155 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-21 04:39:07,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-21 04:39:07,155 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-21 04:39:07,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-21 04:39:07,292 INFO L234 CfgBuilder]: Building ICFG [2022-02-21 04:39:07,293 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-21 04:39:07,295 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-02-21 04:39:09,077 INFO L275 CfgBuilder]: Performing block encoding [2022-02-21 04:39:09,084 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-21 04:39:09,085 INFO L299 CfgBuilder]: Removed 31 assume(true) statements. [2022-02-21 04:39:09,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 04:39:09 BoogieIcfgContainer [2022-02-21 04:39:09,087 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-21 04:39:09,087 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-02-21 04:39:09,088 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-02-21 04:39:09,090 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-02-21 04:39:09,090 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-02-21 04:39:09,091 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.02 04:39:06" (1/3) ... [2022-02-21 04:39:09,091 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4daf9721 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.02 04:39:09, skipping insertion in model container [2022-02-21 04:39:09,091 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-02-21 04:39:09,091 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:39:06" (2/3) ... [2022-02-21 04:39:09,092 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4daf9721 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.02 04:39:09, skipping insertion in model container [2022-02-21 04:39:09,092 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-02-21 04:39:09,092 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 04:39:09" (3/3) ... [2022-02-21 04:39:09,093 INFO L388 chiAutomizerObserver]: Analyzing ICFG uthash_FNV_test1-1.i [2022-02-21 04:39:09,132 INFO L359 BuchiCegarLoop]: Interprodecural is true [2022-02-21 04:39:09,132 INFO L360 BuchiCegarLoop]: Hoare is false [2022-02-21 04:39:09,132 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-02-21 04:39:09,133 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-02-21 04:39:09,133 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-02-21 04:39:09,133 INFO L364 BuchiCegarLoop]: Difference is false [2022-02-21 04:39:09,133 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-02-21 04:39:09,133 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2022-02-21 04:39:09,157 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 133 states, 128 states have (on average 1.640625) internal successors, (210), 128 states have internal predecessors, (210), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-21 04:39:09,191 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 122 [2022-02-21 04:39:09,191 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 04:39:09,191 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 04:39:09,196 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2022-02-21 04:39:09,196 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-02-21 04:39:09,196 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2022-02-21 04:39:09,198 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 133 states, 128 states have (on average 1.640625) internal successors, (210), 128 states have internal predecessors, (210), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-21 04:39:09,210 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 122 [2022-02-21 04:39:09,210 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 04:39:09,210 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 04:39:09,210 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2022-02-21 04:39:09,210 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-02-21 04:39:09,215 INFO L791 eck$LassoCheckResult]: Stem: 117#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);~count_int_int~0 := 0; 45#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem8#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~switch19#1, main_#t~mem20#1, main_#t~mem21#1, main_#t~mem22#1, main_#t~mem23#1, main_#t~mem24#1, main_#t~mem25#1, main_#t~mem26#1, main_#t~mem27#1, main_#t~mem28#1, main_#t~mem29#1, main_#t~mem30#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~malloc31#1.base, main_#t~malloc31#1.offset, main_#t~mem32#1.base, main_#t~mem32#1.offset, main_#t~mem33#1.base, main_#t~mem33#1.offset, main_#t~memset~res34#1.base, main_#t~memset~res34#1.offset, main_#t~mem35#1.base, main_#t~mem35#1.offset, main_#t~mem36#1.base, main_#t~mem36#1.offset, main_#t~mem37#1.base, main_#t~mem37#1.offset, main_#t~mem38#1.base, main_#t~mem38#1.offset, main_#t~mem39#1.base, main_#t~mem39#1.offset, main_#t~malloc40#1.base, main_#t~malloc40#1.offset, main_#t~mem41#1.base, main_#t~mem41#1.offset, main_#t~mem42#1.base, main_#t~mem42#1.offset, main_#t~mem43#1.base, main_#t~mem43#1.offset, main_#t~mem44#1.base, main_#t~mem44#1.offset, main_#t~mem45#1.base, main_#t~mem45#1.offset, main_#t~mem46#1.base, main_#t~mem46#1.offset, main_#t~memset~res47#1.base, main_#t~memset~res47#1.offset, main_#t~mem48#1.base, main_#t~mem48#1.offset, main_#t~mem49#1.base, main_#t~mem49#1.offset, main_#t~mem50#1.base, main_#t~mem50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~mem52#1, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1, main_#t~post58#1, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1, main_#t~post64#1, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem69#1, main_#t~mem68#1, main_#t~mem70#1.base, main_#t~mem70#1.offset, main_#t~mem71#1, main_#t~short72#1, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1, main_#t~malloc75#1.base, main_#t~malloc75#1.offset, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~memset~res80#1.base, main_#t~memset~res80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem85#1, main_#t~mem83#1.base, main_#t~mem83#1.offset, main_#t~mem84#1, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem89#1, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem88#1, main_#t~ite90#1, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem101#1, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~pre104#1, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~post109#1, main_#t~mem113#1, main_#t~mem111#1, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem112#1, main_#t~mem114#1, main_#t~post115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1.base, main_#t~mem117#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~post92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem122#1, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1, main_#t~post125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem132#1, main_#t~mem130#1.base, main_#t~mem130#1.offset, main_#t~mem131#1, main_#t~ite135#1, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1, main_#t~mem136#1.base, main_#t~mem136#1.offset, main_#t~mem137#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~post5#1, main_#t~mem140#1, main_#t~mem141#1, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;havoc main_~i~0#1;havoc main_~user~0#1.base, main_~user~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;main_~i~0#1 := 0; 106#L750-3true [2022-02-21 04:39:09,215 INFO L793 eck$LassoCheckResult]: Loop: 106#L750-3true assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 71#L752true assume main_~user~0#1.base == 0 && main_~user~0#1.offset == 0;assume false; 73#L752-2true call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); 92#L757-124true assume !true; 52#L750-2true main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 106#L750-3true [2022-02-21 04:39:09,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 04:39:09,219 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 1 times [2022-02-21 04:39:09,224 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 04:39:09,225 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1121001504] [2022-02-21 04:39:09,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 04:39:09,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 04:39:09,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 04:39:09,280 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-21 04:39:09,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 04:39:09,312 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-21 04:39:09,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 04:39:09,314 INFO L85 PathProgramCache]: Analyzing trace with hash 46868472, now seen corresponding path program 1 times [2022-02-21 04:39:09,314 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 04:39:09,315 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [374939531] [2022-02-21 04:39:09,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 04:39:09,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 04:39:09,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 04:39:09,372 INFO L290 TraceCheckUtils]: 0: Hoare triple {139#true} assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; {139#true} is VALID [2022-02-21 04:39:09,373 INFO L290 TraceCheckUtils]: 1: Hoare triple {139#true} assume main_~user~0#1.base == 0 && main_~user~0#1.offset == 0;assume false; {140#false} is VALID [2022-02-21 04:39:09,373 INFO L290 TraceCheckUtils]: 2: Hoare triple {140#false} call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); {140#false} is VALID [2022-02-21 04:39:09,373 INFO L290 TraceCheckUtils]: 3: Hoare triple {140#false} assume !true; {140#false} is VALID [2022-02-21 04:39:09,373 INFO L290 TraceCheckUtils]: 4: Hoare triple {140#false} main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; {140#false} is VALID [2022-02-21 04:39:09,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-21 04:39:09,376 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-21 04:39:09,376 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [374939531] [2022-02-21 04:39:09,376 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [374939531] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-21 04:39:09,377 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-21 04:39:09,377 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-21 04:39:09,377 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [438059334] [2022-02-21 04:39:09,378 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-21 04:39:09,382 INFO L808 eck$LassoCheckResult]: loop already infeasible [2022-02-21 04:39:09,382 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-21 04:39:09,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-21 04:39:09,409 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-21 04:39:09,413 INFO L87 Difference]: Start difference. First operand has 133 states, 128 states have (on average 1.640625) internal successors, (210), 128 states have internal predecessors, (210), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 04:39:09,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 04:39:09,642 INFO L93 Difference]: Finished difference Result 133 states and 171 transitions. [2022-02-21 04:39:09,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-21 04:39:09,643 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 04:39:09,657 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 5 edges. 5 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 04:39:09,660 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 133 states and 171 transitions. [2022-02-21 04:39:09,669 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 122 [2022-02-21 04:39:09,676 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 133 states to 129 states and 167 transitions. [2022-02-21 04:39:09,677 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 129 [2022-02-21 04:39:09,678 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 129 [2022-02-21 04:39:09,678 INFO L73 IsDeterministic]: Start isDeterministic. Operand 129 states and 167 transitions. [2022-02-21 04:39:09,678 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-02-21 04:39:09,679 INFO L681 BuchiCegarLoop]: Abstraction has 129 states and 167 transitions. [2022-02-21 04:39:09,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states and 167 transitions. [2022-02-21 04:39:09,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 129. [2022-02-21 04:39:09,709 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-21 04:39:09,713 INFO L82 GeneralOperation]: Start isEquivalent. First operand 129 states and 167 transitions. Second operand has 129 states, 125 states have (on average 1.288) internal successors, (161), 124 states have internal predecessors, (161), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-21 04:39:09,715 INFO L74 IsIncluded]: Start isIncluded. First operand 129 states and 167 transitions. Second operand has 129 states, 125 states have (on average 1.288) internal successors, (161), 124 states have internal predecessors, (161), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-21 04:39:09,716 INFO L87 Difference]: Start difference. First operand 129 states and 167 transitions. Second operand has 129 states, 125 states have (on average 1.288) internal successors, (161), 124 states have internal predecessors, (161), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-21 04:39:09,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 04:39:09,724 INFO L93 Difference]: Finished difference Result 129 states and 167 transitions. [2022-02-21 04:39:09,725 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 167 transitions. [2022-02-21 04:39:09,726 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 04:39:09,726 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 04:39:09,727 INFO L74 IsIncluded]: Start isIncluded. First operand has 129 states, 125 states have (on average 1.288) internal successors, (161), 124 states have internal predecessors, (161), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand 129 states and 167 transitions. [2022-02-21 04:39:09,727 INFO L87 Difference]: Start difference. First operand has 129 states, 125 states have (on average 1.288) internal successors, (161), 124 states have internal predecessors, (161), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand 129 states and 167 transitions. [2022-02-21 04:39:09,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 04:39:09,735 INFO L93 Difference]: Finished difference Result 129 states and 167 transitions. [2022-02-21 04:39:09,736 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 167 transitions. [2022-02-21 04:39:09,741 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 04:39:09,741 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 04:39:09,742 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-21 04:39:09,742 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-21 04:39:09,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 125 states have (on average 1.288) internal successors, (161), 124 states have internal predecessors, (161), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-21 04:39:09,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 167 transitions. [2022-02-21 04:39:09,748 INFO L704 BuchiCegarLoop]: Abstraction has 129 states and 167 transitions. [2022-02-21 04:39:09,751 INFO L587 BuchiCegarLoop]: Abstraction has 129 states and 167 transitions. [2022-02-21 04:39:09,752 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2022-02-21 04:39:09,752 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 129 states and 167 transitions. [2022-02-21 04:39:09,754 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 122 [2022-02-21 04:39:09,754 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 04:39:09,754 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 04:39:09,755 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2022-02-21 04:39:09,756 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-21 04:39:09,756 INFO L791 eck$LassoCheckResult]: Stem: 400#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);~count_int_int~0 := 0; 347#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem8#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~switch19#1, main_#t~mem20#1, main_#t~mem21#1, main_#t~mem22#1, main_#t~mem23#1, main_#t~mem24#1, main_#t~mem25#1, main_#t~mem26#1, main_#t~mem27#1, main_#t~mem28#1, main_#t~mem29#1, main_#t~mem30#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~malloc31#1.base, main_#t~malloc31#1.offset, main_#t~mem32#1.base, main_#t~mem32#1.offset, main_#t~mem33#1.base, main_#t~mem33#1.offset, main_#t~memset~res34#1.base, main_#t~memset~res34#1.offset, main_#t~mem35#1.base, main_#t~mem35#1.offset, main_#t~mem36#1.base, main_#t~mem36#1.offset, main_#t~mem37#1.base, main_#t~mem37#1.offset, main_#t~mem38#1.base, main_#t~mem38#1.offset, main_#t~mem39#1.base, main_#t~mem39#1.offset, main_#t~malloc40#1.base, main_#t~malloc40#1.offset, main_#t~mem41#1.base, main_#t~mem41#1.offset, main_#t~mem42#1.base, main_#t~mem42#1.offset, main_#t~mem43#1.base, main_#t~mem43#1.offset, main_#t~mem44#1.base, main_#t~mem44#1.offset, main_#t~mem45#1.base, main_#t~mem45#1.offset, main_#t~mem46#1.base, main_#t~mem46#1.offset, main_#t~memset~res47#1.base, main_#t~memset~res47#1.offset, main_#t~mem48#1.base, main_#t~mem48#1.offset, main_#t~mem49#1.base, main_#t~mem49#1.offset, main_#t~mem50#1.base, main_#t~mem50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~mem52#1, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1, main_#t~post58#1, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1, main_#t~post64#1, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem69#1, main_#t~mem68#1, main_#t~mem70#1.base, main_#t~mem70#1.offset, main_#t~mem71#1, main_#t~short72#1, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1, main_#t~malloc75#1.base, main_#t~malloc75#1.offset, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~memset~res80#1.base, main_#t~memset~res80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem85#1, main_#t~mem83#1.base, main_#t~mem83#1.offset, main_#t~mem84#1, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem89#1, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem88#1, main_#t~ite90#1, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem101#1, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~pre104#1, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~post109#1, main_#t~mem113#1, main_#t~mem111#1, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem112#1, main_#t~mem114#1, main_#t~post115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1.base, main_#t~mem117#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~post92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem122#1, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1, main_#t~post125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem132#1, main_#t~mem130#1.base, main_#t~mem130#1.offset, main_#t~mem131#1, main_#t~ite135#1, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1, main_#t~mem136#1.base, main_#t~mem136#1.offset, main_#t~mem137#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~post5#1, main_#t~mem140#1, main_#t~mem141#1, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;havoc main_~i~0#1;havoc main_~user~0#1.base, main_~user~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;main_~i~0#1 := 0; 348#L750-3 [2022-02-21 04:39:09,761 INFO L793 eck$LassoCheckResult]: Loop: 348#L750-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 375#L752 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 376#L752-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); 378#L757-124 havoc main_~_ha_hashv~0#1; 377#L757-49 goto; 363#L757-47 havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; 278#L757-8 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 279#L757-9 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch19#1 := 11 == main_~_hj_k~0#1; 334#L757-10 assume main_#t~switch19#1;call main_#t~mem20#1 := read~int(main_~_hj_key~0#1.base, 10 + main_~_hj_key~0#1.offset, 1);main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 + 16777216 * (main_#t~mem20#1 % 256);havoc main_#t~mem20#1; 398#L757-12 main_#t~switch19#1 := main_#t~switch19#1 || 10 == main_~_hj_k~0#1; 319#L757-13 assume main_#t~switch19#1;call main_#t~mem21#1 := read~int(main_~_hj_key~0#1.base, 9 + main_~_hj_key~0#1.offset, 1);main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 + 65536 * (main_#t~mem21#1 % 256);havoc main_#t~mem21#1; 276#L757-15 main_#t~switch19#1 := main_#t~switch19#1 || 9 == main_~_hj_k~0#1; 277#L757-16 assume main_#t~switch19#1;call main_#t~mem22#1 := read~int(main_~_hj_key~0#1.base, 8 + main_~_hj_key~0#1.offset, 1);main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 + 256 * (main_#t~mem22#1 % 256);havoc main_#t~mem22#1; 389#L757-18 main_#t~switch19#1 := main_#t~switch19#1 || 8 == main_~_hj_k~0#1; 380#L757-19 assume main_#t~switch19#1;call main_#t~mem23#1 := read~int(main_~_hj_key~0#1.base, 7 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + 16777216 * (main_#t~mem23#1 % 256);havoc main_#t~mem23#1; 307#L757-21 main_#t~switch19#1 := main_#t~switch19#1 || 7 == main_~_hj_k~0#1; 308#L757-22 assume !main_#t~switch19#1; 360#L757-24 main_#t~switch19#1 := main_#t~switch19#1 || 6 == main_~_hj_k~0#1; 338#L757-25 assume main_#t~switch19#1;call main_#t~mem25#1 := read~int(main_~_hj_key~0#1.base, 5 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + 256 * (main_#t~mem25#1 % 256);havoc main_#t~mem25#1; 339#L757-27 main_#t~switch19#1 := main_#t~switch19#1 || 5 == main_~_hj_k~0#1; 397#L757-28 assume main_#t~switch19#1;call main_#t~mem26#1 := read~int(main_~_hj_key~0#1.base, 4 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + main_#t~mem26#1 % 256;havoc main_#t~mem26#1; 395#L757-30 main_#t~switch19#1 := main_#t~switch19#1 || 4 == main_~_hj_k~0#1; 394#L757-31 assume main_#t~switch19#1;call main_#t~mem27#1 := read~int(main_~_hj_key~0#1.base, 3 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 16777216 * (main_#t~mem27#1 % 256);havoc main_#t~mem27#1; 285#L757-33 main_#t~switch19#1 := main_#t~switch19#1 || 3 == main_~_hj_k~0#1; 286#L757-34 assume main_#t~switch19#1;call main_#t~mem28#1 := read~int(main_~_hj_key~0#1.base, 2 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 65536 * (main_#t~mem28#1 % 256);havoc main_#t~mem28#1; 359#L757-36 main_#t~switch19#1 := main_#t~switch19#1 || 2 == main_~_hj_k~0#1; 349#L757-37 assume main_#t~switch19#1;call main_#t~mem29#1 := read~int(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem29#1 % 256);havoc main_#t~mem29#1; 350#L757-39 main_#t~switch19#1 := main_#t~switch19#1 || 1 == main_~_hj_k~0#1; 309#L757-40 assume main_#t~switch19#1;call main_#t~mem30#1 := read~int(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + main_#t~mem30#1 % 256;havoc main_#t~mem30#1; 292#L757-42 havoc main_#t~switch19#1; 293#L757-45 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1;main_~_hj_i~0#1 := (if (1 == main_~_hj_i~0#1 || 0 == main_~_hj_i~0#1) && (1 == main_~_ha_hashv~0#1 / 8192 || 0 == main_~_ha_hashv~0#1 / 8192) then (if main_~_hj_i~0#1 == main_~_ha_hashv~0#1 / 8192 then 0 else 1) else (if 0 == main_~_hj_i~0#1 then main_~_ha_hashv~0#1 / 8192 else (if 0 == main_~_ha_hashv~0#1 / 8192 then main_~_hj_i~0#1 else ~bitwiseXOr(main_~_hj_i~0#1, main_~_ha_hashv~0#1 / 8192))));main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1;main_~_hj_j~0#1 := (if (1 == main_~_hj_j~0#1 || 0 == main_~_hj_j~0#1) && (1 == 256 * main_~_hj_i~0#1 || 0 == 256 * main_~_hj_i~0#1) then (if main_~_hj_j~0#1 == 256 * main_~_hj_i~0#1 then 0 else 1) else (if 0 == main_~_hj_j~0#1 then 256 * main_~_hj_i~0#1 else (if 0 == 256 * main_~_hj_i~0#1 then main_~_hj_j~0#1 else ~bitwiseXOr(main_~_hj_j~0#1, 256 * main_~_hj_i~0#1))));main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1;main_~_ha_hashv~0#1 := (if (1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1) && (1 == main_~_hj_j~0#1 / 8192 || 0 == main_~_hj_j~0#1 / 8192) then (if main_~_ha_hashv~0#1 == main_~_hj_j~0#1 / 8192 then 0 else 1) else (if 0 == main_~_ha_hashv~0#1 then main_~_hj_j~0#1 / 8192 else (if 0 == main_~_hj_j~0#1 / 8192 then main_~_ha_hashv~0#1 else ~bitwiseXOr(main_~_ha_hashv~0#1, main_~_hj_j~0#1 / 8192))));main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1;main_~_hj_i~0#1 := (if (1 == main_~_hj_i~0#1 || 0 == main_~_hj_i~0#1) && (1 == main_~_ha_hashv~0#1 / 4096 || 0 == main_~_ha_hashv~0#1 / 4096) then (if main_~_hj_i~0#1 == main_~_ha_hashv~0#1 / 4096 then 0 else 1) else (if 0 == main_~_hj_i~0#1 then main_~_ha_hashv~0#1 / 4096 else (if 0 == main_~_ha_hashv~0#1 / 4096 then main_~_hj_i~0#1 else ~bitwiseXOr(main_~_hj_i~0#1, main_~_ha_hashv~0#1 / 4096))));main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1;main_~_hj_j~0#1 := (if (1 == main_~_hj_j~0#1 || 0 == main_~_hj_j~0#1) && (1 == 65536 * main_~_hj_i~0#1 || 0 == 65536 * main_~_hj_i~0#1) then (if main_~_hj_j~0#1 == 65536 * main_~_hj_i~0#1 then 0 else 1) else (if 0 == main_~_hj_j~0#1 then 65536 * main_~_hj_i~0#1 else (if 0 == 65536 * main_~_hj_i~0#1 then main_~_hj_j~0#1 else ~bitwiseXOr(main_~_hj_j~0#1, 65536 * main_~_hj_i~0#1))));main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1;main_~_ha_hashv~0#1 := (if (1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1) && (1 == main_~_hj_j~0#1 / 32 || 0 == main_~_hj_j~0#1 / 32) then (if main_~_ha_hashv~0#1 == main_~_hj_j~0#1 / 32 then 0 else 1) else (if 0 == main_~_ha_hashv~0#1 then main_~_hj_j~0#1 / 32 else (if 0 == main_~_hj_j~0#1 / 32 then main_~_ha_hashv~0#1 else ~bitwiseXOr(main_~_ha_hashv~0#1, main_~_hj_j~0#1 / 32))));main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1;main_~_hj_i~0#1 := (if (1 == main_~_hj_i~0#1 || 0 == main_~_hj_i~0#1) && (1 == main_~_ha_hashv~0#1 / 8 || 0 == main_~_ha_hashv~0#1 / 8) then (if main_~_hj_i~0#1 == main_~_ha_hashv~0#1 / 8 then 0 else 1) else (if 0 == main_~_hj_i~0#1 then main_~_ha_hashv~0#1 / 8 else (if 0 == main_~_ha_hashv~0#1 / 8 then main_~_hj_i~0#1 else ~bitwiseXOr(main_~_hj_i~0#1, main_~_ha_hashv~0#1 / 8))));main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1;main_~_hj_j~0#1 := (if (1 == main_~_hj_j~0#1 || 0 == main_~_hj_j~0#1) && (1 == 1024 * main_~_hj_i~0#1 || 0 == 1024 * main_~_hj_i~0#1) then (if main_~_hj_j~0#1 == 1024 * main_~_hj_i~0#1 then 0 else 1) else (if 0 == main_~_hj_j~0#1 then 1024 * main_~_hj_i~0#1 else (if 0 == 1024 * main_~_hj_i~0#1 then main_~_hj_j~0#1 else ~bitwiseXOr(main_~_hj_j~0#1, 1024 * main_~_hj_i~0#1))));main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1;main_~_ha_hashv~0#1 := (if (1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1) && (1 == main_~_hj_j~0#1 / 32768 || 0 == main_~_hj_j~0#1 / 32768) then (if main_~_ha_hashv~0#1 == main_~_hj_j~0#1 / 32768 then 0 else 1) else (if 0 == main_~_ha_hashv~0#1 then main_~_hj_j~0#1 / 32768 else (if 0 == main_~_hj_j~0#1 / 32768 then main_~_ha_hashv~0#1 else ~bitwiseXOr(main_~_ha_hashv~0#1, main_~_hj_j~0#1 / 32768)))); 344#L757-44 goto; 382#L757-46 goto; 383#L757-48 goto; 345#L757-122 call write~int(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_~user~0#1.base, 28 + main_~user~0#1.offset, 4);call write~int(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 346#L757-51 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem48#1.base, main_#t~mem48#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem48#1.base, main_#t~mem48#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem48#1.base, main_#t~mem48#1.offset; 386#L757-67 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem49#1.base, main_#t~mem49#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem50#1.base, main_#t~mem50#1.offset := read~$Pointer$(main_#t~mem49#1.base, 16 + main_#t~mem49#1.offset, 4);call main_#t~mem51#1.base, main_#t~mem51#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem52#1 := read~int(main_#t~mem51#1.base, 20 + main_#t~mem51#1.offset, 4);call write~$Pointer$(main_#t~mem50#1.base, main_#t~mem50#1.offset - main_#t~mem52#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem49#1.base, main_#t~mem49#1.offset;havoc main_#t~mem50#1.base, main_#t~mem50#1.offset;havoc main_#t~mem51#1.base, main_#t~mem51#1.offset;havoc main_#t~mem52#1;call main_#t~mem53#1.base, main_#t~mem53#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem54#1.base, main_#t~mem54#1.offset := read~$Pointer$(main_#t~mem53#1.base, 16 + main_#t~mem53#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem54#1.base, 8 + main_#t~mem54#1.offset, 4);havoc main_#t~mem53#1.base, main_#t~mem53#1.offset;havoc main_#t~mem54#1.base, main_#t~mem54#1.offset;call main_#t~mem55#1.base, main_#t~mem55#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem55#1.base, 16 + main_#t~mem55#1.offset, 4);havoc main_#t~mem55#1.base, main_#t~mem55#1.offset; 387#L757-66 goto; 312#L757-120 havoc main_~_ha_bkt~0#1;call main_#t~mem56#1.base, main_#t~mem56#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem57#1 := read~int(main_#t~mem56#1.base, 12 + main_#t~mem56#1.offset, 4);main_#t~post58#1 := main_#t~mem57#1;call write~int(1 + main_#t~post58#1, main_#t~mem56#1.base, 12 + main_#t~mem56#1.offset, 4);havoc main_#t~mem56#1.base, main_#t~mem56#1.offset;havoc main_#t~mem57#1;havoc main_#t~post58#1; 361#L757-71 call main_#t~mem59#1.base, main_#t~mem59#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem60#1 := read~int(main_#t~mem59#1.base, 4 + main_#t~mem59#1.offset, 4);main_~_ha_bkt~0#1 := (if 0 == main_~_ha_hashv~0#1 || 0 == main_#t~mem60#1 - 1 then 0 else (if 1 == main_#t~mem60#1 - 1 then (if 1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1 then main_~_ha_hashv~0#1 else (if main_~_ha_hashv~0#1 >= 0 then main_~_ha_hashv~0#1 % 2 else ~bitwiseAnd(main_~_ha_hashv~0#1, main_#t~mem60#1 - 1))) else (if 1 == main_~_ha_hashv~0#1 then (if 1 == main_#t~mem60#1 - 1 || 0 == main_#t~mem60#1 - 1 then main_#t~mem60#1 - 1 else (if main_#t~mem60#1 - 1 >= 0 then (main_#t~mem60#1 - 1) % 2 else ~bitwiseAnd(main_~_ha_hashv~0#1, main_#t~mem60#1 - 1))) else ~bitwiseAnd(main_~_ha_hashv~0#1, main_#t~mem60#1 - 1))));havoc main_#t~mem59#1.base, main_#t~mem59#1.offset;havoc main_#t~mem60#1; 362#L757-70 goto; 374#L757-118 call main_#t~mem61#1.base, main_#t~mem61#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem62#1.base, main_#t~mem62#1.offset := read~$Pointer$(main_#t~mem61#1.base, main_#t~mem61#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem62#1.base, main_#t~mem62#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem61#1.base, main_#t~mem61#1.offset;havoc main_#t~mem62#1.base, main_#t~mem62#1.offset;call main_#t~mem63#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post64#1 := main_#t~mem63#1;call write~int(1 + main_#t~post64#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem63#1;havoc main_#t~post64#1;call main_#t~mem65#1.base, main_#t~mem65#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem65#1.base, main_#t~mem65#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem65#1.base, main_#t~mem65#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem66#1.base, main_#t~mem66#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 379#L757-73 assume main_#t~mem66#1.base != 0 || main_#t~mem66#1.offset != 0;havoc main_#t~mem66#1.base, main_#t~mem66#1.offset;call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem67#1.base, 12 + main_#t~mem67#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; 329#L757-75 call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem69#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem68#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short72#1 := main_#t~mem69#1 % 4294967296 >= 10 * (1 + main_#t~mem68#1) % 4294967296; 330#L757-76 assume main_#t~short72#1;call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 36 + main_#t~mem70#1.offset, 4);main_#t~short72#1 := 0 == main_#t~mem71#1 % 4294967296; 390#L757-78 assume !main_#t~short72#1;havoc main_#t~mem69#1;havoc main_#t~mem68#1;havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;havoc main_#t~short72#1; 315#L757-117 goto; 316#L757-119 goto; 327#L757-121 goto; 328#L757-123 goto; 355#L750-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 348#L750-3 [2022-02-21 04:39:09,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 04:39:09,763 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 2 times [2022-02-21 04:39:09,763 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 04:39:09,763 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [684258454] [2022-02-21 04:39:09,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 04:39:09,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 04:39:09,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 04:39:09,779 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-21 04:39:09,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 04:39:09,787 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-21 04:39:09,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 04:39:09,787 INFO L85 PathProgramCache]: Analyzing trace with hash 155189657, now seen corresponding path program 1 times [2022-02-21 04:39:09,788 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 04:39:09,788 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1704188192] [2022-02-21 04:39:09,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 04:39:09,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 04:39:09,901 ERROR L252 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-02-21 04:39:09,902 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2129684858] [2022-02-21 04:39:09,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 04:39:09,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-21 04:39:09,902 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 04:39:09,904 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-21 04:39:09,927 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-02-21 04:39:10,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 04:39:10,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 1823 conjuncts, 3 conjunts are in the unsatisfiable core [2022-02-21 04:39:10,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 04:39:10,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-21 04:39:10,543 INFO L290 TraceCheckUtils]: 0: Hoare triple {666#true} assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; {666#true} is VALID [2022-02-21 04:39:10,544 INFO L290 TraceCheckUtils]: 1: Hoare triple {666#true} assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); {666#true} is VALID [2022-02-21 04:39:10,544 INFO L290 TraceCheckUtils]: 2: Hoare triple {666#true} call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); {666#true} is VALID [2022-02-21 04:39:10,544 INFO L290 TraceCheckUtils]: 3: Hoare triple {666#true} havoc main_~_ha_hashv~0#1; {666#true} is VALID [2022-02-21 04:39:10,544 INFO L290 TraceCheckUtils]: 4: Hoare triple {666#true} goto; {666#true} is VALID [2022-02-21 04:39:10,544 INFO L290 TraceCheckUtils]: 5: Hoare triple {666#true} havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; {666#true} is VALID [2022-02-21 04:39:10,544 INFO L290 TraceCheckUtils]: 6: Hoare triple {666#true} assume !(main_~_hj_k~0#1 % 4294967296 >= 12); {666#true} is VALID [2022-02-21 04:39:10,545 INFO L290 TraceCheckUtils]: 7: Hoare triple {666#true} main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch19#1 := 11 == main_~_hj_k~0#1; {666#true} is VALID [2022-02-21 04:39:10,545 INFO L290 TraceCheckUtils]: 8: Hoare triple {666#true} assume main_#t~switch19#1;call main_#t~mem20#1 := read~int(main_~_hj_key~0#1.base, 10 + main_~_hj_key~0#1.offset, 1);main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 + 16777216 * (main_#t~mem20#1 % 256);havoc main_#t~mem20#1; {666#true} is VALID [2022-02-21 04:39:10,545 INFO L290 TraceCheckUtils]: 9: Hoare triple {666#true} main_#t~switch19#1 := main_#t~switch19#1 || 10 == main_~_hj_k~0#1; {666#true} is VALID [2022-02-21 04:39:10,545 INFO L290 TraceCheckUtils]: 10: Hoare triple {666#true} assume main_#t~switch19#1;call main_#t~mem21#1 := read~int(main_~_hj_key~0#1.base, 9 + main_~_hj_key~0#1.offset, 1);main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 + 65536 * (main_#t~mem21#1 % 256);havoc main_#t~mem21#1; {666#true} is VALID [2022-02-21 04:39:10,545 INFO L290 TraceCheckUtils]: 11: Hoare triple {666#true} main_#t~switch19#1 := main_#t~switch19#1 || 9 == main_~_hj_k~0#1; {666#true} is VALID [2022-02-21 04:39:10,546 INFO L290 TraceCheckUtils]: 12: Hoare triple {666#true} assume main_#t~switch19#1;call main_#t~mem22#1 := read~int(main_~_hj_key~0#1.base, 8 + main_~_hj_key~0#1.offset, 1);main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 + 256 * (main_#t~mem22#1 % 256);havoc main_#t~mem22#1; {666#true} is VALID [2022-02-21 04:39:10,546 INFO L290 TraceCheckUtils]: 13: Hoare triple {666#true} main_#t~switch19#1 := main_#t~switch19#1 || 8 == main_~_hj_k~0#1; {666#true} is VALID [2022-02-21 04:39:10,546 INFO L290 TraceCheckUtils]: 14: Hoare triple {666#true} assume main_#t~switch19#1;call main_#t~mem23#1 := read~int(main_~_hj_key~0#1.base, 7 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + 16777216 * (main_#t~mem23#1 % 256);havoc main_#t~mem23#1; {713#|ULTIMATE.start_main_#t~switch19#1|} is VALID [2022-02-21 04:39:10,547 INFO L290 TraceCheckUtils]: 15: Hoare triple {713#|ULTIMATE.start_main_#t~switch19#1|} main_#t~switch19#1 := main_#t~switch19#1 || 7 == main_~_hj_k~0#1; {713#|ULTIMATE.start_main_#t~switch19#1|} is VALID [2022-02-21 04:39:10,547 INFO L290 TraceCheckUtils]: 16: Hoare triple {713#|ULTIMATE.start_main_#t~switch19#1|} assume !main_#t~switch19#1; {667#false} is VALID [2022-02-21 04:39:10,547 INFO L290 TraceCheckUtils]: 17: Hoare triple {667#false} main_#t~switch19#1 := main_#t~switch19#1 || 6 == main_~_hj_k~0#1; {667#false} is VALID [2022-02-21 04:39:10,547 INFO L290 TraceCheckUtils]: 18: Hoare triple {667#false} assume main_#t~switch19#1;call main_#t~mem25#1 := read~int(main_~_hj_key~0#1.base, 5 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + 256 * (main_#t~mem25#1 % 256);havoc main_#t~mem25#1; {667#false} is VALID [2022-02-21 04:39:10,548 INFO L290 TraceCheckUtils]: 19: Hoare triple {667#false} main_#t~switch19#1 := main_#t~switch19#1 || 5 == main_~_hj_k~0#1; {667#false} is VALID [2022-02-21 04:39:10,548 INFO L290 TraceCheckUtils]: 20: Hoare triple {667#false} assume main_#t~switch19#1;call main_#t~mem26#1 := read~int(main_~_hj_key~0#1.base, 4 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + main_#t~mem26#1 % 256;havoc main_#t~mem26#1; {667#false} is VALID [2022-02-21 04:39:10,548 INFO L290 TraceCheckUtils]: 21: Hoare triple {667#false} main_#t~switch19#1 := main_#t~switch19#1 || 4 == main_~_hj_k~0#1; {667#false} is VALID [2022-02-21 04:39:10,548 INFO L290 TraceCheckUtils]: 22: Hoare triple {667#false} assume main_#t~switch19#1;call main_#t~mem27#1 := read~int(main_~_hj_key~0#1.base, 3 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 16777216 * (main_#t~mem27#1 % 256);havoc main_#t~mem27#1; {667#false} is VALID [2022-02-21 04:39:10,548 INFO L290 TraceCheckUtils]: 23: Hoare triple {667#false} main_#t~switch19#1 := main_#t~switch19#1 || 3 == main_~_hj_k~0#1; {667#false} is VALID [2022-02-21 04:39:10,549 INFO L290 TraceCheckUtils]: 24: Hoare triple {667#false} assume main_#t~switch19#1;call main_#t~mem28#1 := read~int(main_~_hj_key~0#1.base, 2 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 65536 * (main_#t~mem28#1 % 256);havoc main_#t~mem28#1; {667#false} is VALID [2022-02-21 04:39:10,549 INFO L290 TraceCheckUtils]: 25: Hoare triple {667#false} main_#t~switch19#1 := main_#t~switch19#1 || 2 == main_~_hj_k~0#1; {667#false} is VALID [2022-02-21 04:39:10,549 INFO L290 TraceCheckUtils]: 26: Hoare triple {667#false} assume main_#t~switch19#1;call main_#t~mem29#1 := read~int(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem29#1 % 256);havoc main_#t~mem29#1; {667#false} is VALID [2022-02-21 04:39:10,549 INFO L290 TraceCheckUtils]: 27: Hoare triple {667#false} main_#t~switch19#1 := main_#t~switch19#1 || 1 == main_~_hj_k~0#1; {667#false} is VALID [2022-02-21 04:39:10,549 INFO L290 TraceCheckUtils]: 28: Hoare triple {667#false} assume main_#t~switch19#1;call main_#t~mem30#1 := read~int(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + main_#t~mem30#1 % 256;havoc main_#t~mem30#1; {667#false} is VALID [2022-02-21 04:39:10,549 INFO L290 TraceCheckUtils]: 29: Hoare triple {667#false} havoc main_#t~switch19#1; {667#false} is VALID [2022-02-21 04:39:10,550 INFO L290 TraceCheckUtils]: 30: Hoare triple {667#false} main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1;main_~_hj_i~0#1 := (if (1 == main_~_hj_i~0#1 || 0 == main_~_hj_i~0#1) && (1 == main_~_ha_hashv~0#1 / 8192 || 0 == main_~_ha_hashv~0#1 / 8192) then (if main_~_hj_i~0#1 == main_~_ha_hashv~0#1 / 8192 then 0 else 1) else (if 0 == main_~_hj_i~0#1 then main_~_ha_hashv~0#1 / 8192 else (if 0 == main_~_ha_hashv~0#1 / 8192 then main_~_hj_i~0#1 else ~bitwiseXOr(main_~_hj_i~0#1, main_~_ha_hashv~0#1 / 8192))));main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1;main_~_hj_j~0#1 := (if (1 == main_~_hj_j~0#1 || 0 == main_~_hj_j~0#1) && (1 == 256 * main_~_hj_i~0#1 || 0 == 256 * main_~_hj_i~0#1) then (if main_~_hj_j~0#1 == 256 * main_~_hj_i~0#1 then 0 else 1) else (if 0 == main_~_hj_j~0#1 then 256 * main_~_hj_i~0#1 else (if 0 == 256 * main_~_hj_i~0#1 then main_~_hj_j~0#1 else ~bitwiseXOr(main_~_hj_j~0#1, 256 * main_~_hj_i~0#1))));main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1;main_~_ha_hashv~0#1 := (if (1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1) && (1 == main_~_hj_j~0#1 / 8192 || 0 == main_~_hj_j~0#1 / 8192) then (if main_~_ha_hashv~0#1 == main_~_hj_j~0#1 / 8192 then 0 else 1) else (if 0 == main_~_ha_hashv~0#1 then main_~_hj_j~0#1 / 8192 else (if 0 == main_~_hj_j~0#1 / 8192 then main_~_ha_hashv~0#1 else ~bitwiseXOr(main_~_ha_hashv~0#1, main_~_hj_j~0#1 / 8192))));main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1;main_~_hj_i~0#1 := (if (1 == main_~_hj_i~0#1 || 0 == main_~_hj_i~0#1) && (1 == main_~_ha_hashv~0#1 / 4096 || 0 == main_~_ha_hashv~0#1 / 4096) then (if main_~_hj_i~0#1 == main_~_ha_hashv~0#1 / 4096 then 0 else 1) else (if 0 == main_~_hj_i~0#1 then main_~_ha_hashv~0#1 / 4096 else (if 0 == main_~_ha_hashv~0#1 / 4096 then main_~_hj_i~0#1 else ~bitwiseXOr(main_~_hj_i~0#1, main_~_ha_hashv~0#1 / 4096))));main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1;main_~_hj_j~0#1 := (if (1 == main_~_hj_j~0#1 || 0 == main_~_hj_j~0#1) && (1 == 65536 * main_~_hj_i~0#1 || 0 == 65536 * main_~_hj_i~0#1) then (if main_~_hj_j~0#1 == 65536 * main_~_hj_i~0#1 then 0 else 1) else (if 0 == main_~_hj_j~0#1 then 65536 * main_~_hj_i~0#1 else (if 0 == 65536 * main_~_hj_i~0#1 then main_~_hj_j~0#1 else ~bitwiseXOr(main_~_hj_j~0#1, 65536 * main_~_hj_i~0#1))));main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1;main_~_ha_hashv~0#1 := (if (1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1) && (1 == main_~_hj_j~0#1 / 32 || 0 == main_~_hj_j~0#1 / 32) then (if main_~_ha_hashv~0#1 == main_~_hj_j~0#1 / 32 then 0 else 1) else (if 0 == main_~_ha_hashv~0#1 then main_~_hj_j~0#1 / 32 else (if 0 == main_~_hj_j~0#1 / 32 then main_~_ha_hashv~0#1 else ~bitwiseXOr(main_~_ha_hashv~0#1, main_~_hj_j~0#1 / 32))));main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1;main_~_hj_i~0#1 := (if (1 == main_~_hj_i~0#1 || 0 == main_~_hj_i~0#1) && (1 == main_~_ha_hashv~0#1 / 8 || 0 == main_~_ha_hashv~0#1 / 8) then (if main_~_hj_i~0#1 == main_~_ha_hashv~0#1 / 8 then 0 else 1) else (if 0 == main_~_hj_i~0#1 then main_~_ha_hashv~0#1 / 8 else (if 0 == main_~_ha_hashv~0#1 / 8 then main_~_hj_i~0#1 else ~bitwiseXOr(main_~_hj_i~0#1, main_~_ha_hashv~0#1 / 8))));main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1;main_~_hj_j~0#1 := (if (1 == main_~_hj_j~0#1 || 0 == main_~_hj_j~0#1) && (1 == 1024 * main_~_hj_i~0#1 || 0 == 1024 * main_~_hj_i~0#1) then (if main_~_hj_j~0#1 == 1024 * main_~_hj_i~0#1 then 0 else 1) else (if 0 == main_~_hj_j~0#1 then 1024 * main_~_hj_i~0#1 else (if 0 == 1024 * main_~_hj_i~0#1 then main_~_hj_j~0#1 else ~bitwiseXOr(main_~_hj_j~0#1, 1024 * main_~_hj_i~0#1))));main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1;main_~_ha_hashv~0#1 := (if (1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1) && (1 == main_~_hj_j~0#1 / 32768 || 0 == main_~_hj_j~0#1 / 32768) then (if main_~_ha_hashv~0#1 == main_~_hj_j~0#1 / 32768 then 0 else 1) else (if 0 == main_~_ha_hashv~0#1 then main_~_hj_j~0#1 / 32768 else (if 0 == main_~_hj_j~0#1 / 32768 then main_~_ha_hashv~0#1 else ~bitwiseXOr(main_~_ha_hashv~0#1, main_~_hj_j~0#1 / 32768)))); {667#false} is VALID [2022-02-21 04:39:10,550 INFO L290 TraceCheckUtils]: 31: Hoare triple {667#false} goto; {667#false} is VALID [2022-02-21 04:39:10,550 INFO L290 TraceCheckUtils]: 32: Hoare triple {667#false} goto; {667#false} is VALID [2022-02-21 04:39:10,550 INFO L290 TraceCheckUtils]: 33: Hoare triple {667#false} goto; {667#false} is VALID [2022-02-21 04:39:10,550 INFO L290 TraceCheckUtils]: 34: Hoare triple {667#false} call write~int(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_~user~0#1.base, 28 + main_~user~0#1.offset, 4);call write~int(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); {667#false} is VALID [2022-02-21 04:39:10,551 INFO L290 TraceCheckUtils]: 35: Hoare triple {667#false} assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem48#1.base, main_#t~mem48#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem48#1.base, main_#t~mem48#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem48#1.base, main_#t~mem48#1.offset; {667#false} is VALID [2022-02-21 04:39:10,551 INFO L290 TraceCheckUtils]: 36: Hoare triple {667#false} call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem49#1.base, main_#t~mem49#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem50#1.base, main_#t~mem50#1.offset := read~$Pointer$(main_#t~mem49#1.base, 16 + main_#t~mem49#1.offset, 4);call main_#t~mem51#1.base, main_#t~mem51#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem52#1 := read~int(main_#t~mem51#1.base, 20 + main_#t~mem51#1.offset, 4);call write~$Pointer$(main_#t~mem50#1.base, main_#t~mem50#1.offset - main_#t~mem52#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem49#1.base, main_#t~mem49#1.offset;havoc main_#t~mem50#1.base, main_#t~mem50#1.offset;havoc main_#t~mem51#1.base, main_#t~mem51#1.offset;havoc main_#t~mem52#1;call main_#t~mem53#1.base, main_#t~mem53#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem54#1.base, main_#t~mem54#1.offset := read~$Pointer$(main_#t~mem53#1.base, 16 + main_#t~mem53#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem54#1.base, 8 + main_#t~mem54#1.offset, 4);havoc main_#t~mem53#1.base, main_#t~mem53#1.offset;havoc main_#t~mem54#1.base, main_#t~mem54#1.offset;call main_#t~mem55#1.base, main_#t~mem55#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem55#1.base, 16 + main_#t~mem55#1.offset, 4);havoc main_#t~mem55#1.base, main_#t~mem55#1.offset; {667#false} is VALID [2022-02-21 04:39:10,551 INFO L290 TraceCheckUtils]: 37: Hoare triple {667#false} goto; {667#false} is VALID [2022-02-21 04:39:10,551 INFO L290 TraceCheckUtils]: 38: Hoare triple {667#false} havoc main_~_ha_bkt~0#1;call main_#t~mem56#1.base, main_#t~mem56#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem57#1 := read~int(main_#t~mem56#1.base, 12 + main_#t~mem56#1.offset, 4);main_#t~post58#1 := main_#t~mem57#1;call write~int(1 + main_#t~post58#1, main_#t~mem56#1.base, 12 + main_#t~mem56#1.offset, 4);havoc main_#t~mem56#1.base, main_#t~mem56#1.offset;havoc main_#t~mem57#1;havoc main_#t~post58#1; {667#false} is VALID [2022-02-21 04:39:10,551 INFO L290 TraceCheckUtils]: 39: Hoare triple {667#false} call main_#t~mem59#1.base, main_#t~mem59#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem60#1 := read~int(main_#t~mem59#1.base, 4 + main_#t~mem59#1.offset, 4);main_~_ha_bkt~0#1 := (if 0 == main_~_ha_hashv~0#1 || 0 == main_#t~mem60#1 - 1 then 0 else (if 1 == main_#t~mem60#1 - 1 then (if 1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1 then main_~_ha_hashv~0#1 else (if main_~_ha_hashv~0#1 >= 0 then main_~_ha_hashv~0#1 % 2 else ~bitwiseAnd(main_~_ha_hashv~0#1, main_#t~mem60#1 - 1))) else (if 1 == main_~_ha_hashv~0#1 then (if 1 == main_#t~mem60#1 - 1 || 0 == main_#t~mem60#1 - 1 then main_#t~mem60#1 - 1 else (if main_#t~mem60#1 - 1 >= 0 then (main_#t~mem60#1 - 1) % 2 else ~bitwiseAnd(main_~_ha_hashv~0#1, main_#t~mem60#1 - 1))) else ~bitwiseAnd(main_~_ha_hashv~0#1, main_#t~mem60#1 - 1))));havoc main_#t~mem59#1.base, main_#t~mem59#1.offset;havoc main_#t~mem60#1; {667#false} is VALID [2022-02-21 04:39:10,552 INFO L290 TraceCheckUtils]: 40: Hoare triple {667#false} goto; {667#false} is VALID [2022-02-21 04:39:10,552 INFO L290 TraceCheckUtils]: 41: Hoare triple {667#false} call main_#t~mem61#1.base, main_#t~mem61#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem62#1.base, main_#t~mem62#1.offset := read~$Pointer$(main_#t~mem61#1.base, main_#t~mem61#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem62#1.base, main_#t~mem62#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem61#1.base, main_#t~mem61#1.offset;havoc main_#t~mem62#1.base, main_#t~mem62#1.offset;call main_#t~mem63#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post64#1 := main_#t~mem63#1;call write~int(1 + main_#t~post64#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem63#1;havoc main_#t~post64#1;call main_#t~mem65#1.base, main_#t~mem65#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem65#1.base, main_#t~mem65#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem65#1.base, main_#t~mem65#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem66#1.base, main_#t~mem66#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); {667#false} is VALID [2022-02-21 04:39:10,552 INFO L290 TraceCheckUtils]: 42: Hoare triple {667#false} assume main_#t~mem66#1.base != 0 || main_#t~mem66#1.offset != 0;havoc main_#t~mem66#1.base, main_#t~mem66#1.offset;call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem67#1.base, 12 + main_#t~mem67#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; {667#false} is VALID [2022-02-21 04:39:10,552 INFO L290 TraceCheckUtils]: 43: Hoare triple {667#false} call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem69#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem68#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short72#1 := main_#t~mem69#1 % 4294967296 >= 10 * (1 + main_#t~mem68#1) % 4294967296; {667#false} is VALID [2022-02-21 04:39:10,552 INFO L290 TraceCheckUtils]: 44: Hoare triple {667#false} assume main_#t~short72#1;call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 36 + main_#t~mem70#1.offset, 4);main_#t~short72#1 := 0 == main_#t~mem71#1 % 4294967296; {667#false} is VALID [2022-02-21 04:39:10,552 INFO L290 TraceCheckUtils]: 45: Hoare triple {667#false} assume !main_#t~short72#1;havoc main_#t~mem69#1;havoc main_#t~mem68#1;havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;havoc main_#t~short72#1; {667#false} is VALID [2022-02-21 04:39:10,553 INFO L290 TraceCheckUtils]: 46: Hoare triple {667#false} goto; {667#false} is VALID [2022-02-21 04:39:10,553 INFO L290 TraceCheckUtils]: 47: Hoare triple {667#false} goto; {667#false} is VALID [2022-02-21 04:39:10,553 INFO L290 TraceCheckUtils]: 48: Hoare triple {667#false} goto; {667#false} is VALID [2022-02-21 04:39:10,553 INFO L290 TraceCheckUtils]: 49: Hoare triple {667#false} goto; {667#false} is VALID [2022-02-21 04:39:10,553 INFO L290 TraceCheckUtils]: 50: Hoare triple {667#false} main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; {667#false} is VALID [2022-02-21 04:39:10,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-21 04:39:10,554 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-02-21 04:39:10,554 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-21 04:39:10,554 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1704188192] [2022-02-21 04:39:10,554 WARN L317 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-02-21 04:39:10,555 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2129684858] [2022-02-21 04:39:10,555 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2129684858] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-21 04:39:10,555 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-21 04:39:10,555 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-21 04:39:10,555 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [109321033] [2022-02-21 04:39:10,555 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-21 04:39:10,556 INFO L808 eck$LassoCheckResult]: loop already infeasible [2022-02-21 04:39:10,556 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-21 04:39:10,556 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-21 04:39:10,556 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-21 04:39:10,557 INFO L87 Difference]: Start difference. First operand 129 states and 167 transitions. cyclomatic complexity: 41 Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 04:39:11,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 04:39:11,100 INFO L93 Difference]: Finished difference Result 150 states and 188 transitions. [2022-02-21 04:39:11,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-21 04:39:11,101 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 04:39:11,143 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 51 edges. 51 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 04:39:11,144 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 150 states and 188 transitions. [2022-02-21 04:39:11,148 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 143 [2022-02-21 04:39:11,151 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 150 states to 150 states and 188 transitions. [2022-02-21 04:39:11,151 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 150 [2022-02-21 04:39:11,152 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 150 [2022-02-21 04:39:11,152 INFO L73 IsDeterministic]: Start isDeterministic. Operand 150 states and 188 transitions. [2022-02-21 04:39:11,152 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-02-21 04:39:11,152 INFO L681 BuchiCegarLoop]: Abstraction has 150 states and 188 transitions. [2022-02-21 04:39:11,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states and 188 transitions. [2022-02-21 04:39:11,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 149. [2022-02-21 04:39:11,156 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-21 04:39:11,156 INFO L82 GeneralOperation]: Start isEquivalent. First operand 150 states and 188 transitions. Second operand has 149 states, 145 states have (on average 1.2482758620689656) internal successors, (181), 144 states have internal predecessors, (181), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-21 04:39:11,157 INFO L74 IsIncluded]: Start isIncluded. First operand 150 states and 188 transitions. Second operand has 149 states, 145 states have (on average 1.2482758620689656) internal successors, (181), 144 states have internal predecessors, (181), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-21 04:39:11,157 INFO L87 Difference]: Start difference. First operand 150 states and 188 transitions. Second operand has 149 states, 145 states have (on average 1.2482758620689656) internal successors, (181), 144 states have internal predecessors, (181), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-21 04:39:11,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 04:39:11,160 INFO L93 Difference]: Finished difference Result 150 states and 188 transitions. [2022-02-21 04:39:11,160 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 188 transitions. [2022-02-21 04:39:11,161 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 04:39:11,161 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 04:39:11,161 INFO L74 IsIncluded]: Start isIncluded. First operand has 149 states, 145 states have (on average 1.2482758620689656) internal successors, (181), 144 states have internal predecessors, (181), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand 150 states and 188 transitions. [2022-02-21 04:39:11,162 INFO L87 Difference]: Start difference. First operand has 149 states, 145 states have (on average 1.2482758620689656) internal successors, (181), 144 states have internal predecessors, (181), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand 150 states and 188 transitions. [2022-02-21 04:39:11,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 04:39:11,189 INFO L93 Difference]: Finished difference Result 150 states and 188 transitions. [2022-02-21 04:39:11,189 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 188 transitions. [2022-02-21 04:39:11,190 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 04:39:11,190 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 04:39:11,190 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-21 04:39:11,190 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-21 04:39:11,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 149 states, 145 states have (on average 1.2482758620689656) internal successors, (181), 144 states have internal predecessors, (181), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-21 04:39:11,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 187 transitions. [2022-02-21 04:39:11,193 INFO L704 BuchiCegarLoop]: Abstraction has 149 states and 187 transitions. [2022-02-21 04:39:11,193 INFO L587 BuchiCegarLoop]: Abstraction has 149 states and 187 transitions. [2022-02-21 04:39:11,193 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2022-02-21 04:39:11,193 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 149 states and 187 transitions. [2022-02-21 04:39:11,194 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 142 [2022-02-21 04:39:11,194 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 04:39:11,194 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 04:39:11,195 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2022-02-21 04:39:11,195 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-21 04:39:11,195 INFO L791 eck$LassoCheckResult]: Stem: 1104#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);~count_int_int~0 := 0; 1043#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem8#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~switch19#1, main_#t~mem20#1, main_#t~mem21#1, main_#t~mem22#1, main_#t~mem23#1, main_#t~mem24#1, main_#t~mem25#1, main_#t~mem26#1, main_#t~mem27#1, main_#t~mem28#1, main_#t~mem29#1, main_#t~mem30#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~malloc31#1.base, main_#t~malloc31#1.offset, main_#t~mem32#1.base, main_#t~mem32#1.offset, main_#t~mem33#1.base, main_#t~mem33#1.offset, main_#t~memset~res34#1.base, main_#t~memset~res34#1.offset, main_#t~mem35#1.base, main_#t~mem35#1.offset, main_#t~mem36#1.base, main_#t~mem36#1.offset, main_#t~mem37#1.base, main_#t~mem37#1.offset, main_#t~mem38#1.base, main_#t~mem38#1.offset, main_#t~mem39#1.base, main_#t~mem39#1.offset, main_#t~malloc40#1.base, main_#t~malloc40#1.offset, main_#t~mem41#1.base, main_#t~mem41#1.offset, main_#t~mem42#1.base, main_#t~mem42#1.offset, main_#t~mem43#1.base, main_#t~mem43#1.offset, main_#t~mem44#1.base, main_#t~mem44#1.offset, main_#t~mem45#1.base, main_#t~mem45#1.offset, main_#t~mem46#1.base, main_#t~mem46#1.offset, main_#t~memset~res47#1.base, main_#t~memset~res47#1.offset, main_#t~mem48#1.base, main_#t~mem48#1.offset, main_#t~mem49#1.base, main_#t~mem49#1.offset, main_#t~mem50#1.base, main_#t~mem50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~mem52#1, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1, main_#t~post58#1, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1, main_#t~post64#1, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem69#1, main_#t~mem68#1, main_#t~mem70#1.base, main_#t~mem70#1.offset, main_#t~mem71#1, main_#t~short72#1, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1, main_#t~malloc75#1.base, main_#t~malloc75#1.offset, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~memset~res80#1.base, main_#t~memset~res80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem85#1, main_#t~mem83#1.base, main_#t~mem83#1.offset, main_#t~mem84#1, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem89#1, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem88#1, main_#t~ite90#1, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem101#1, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~pre104#1, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~post109#1, main_#t~mem113#1, main_#t~mem111#1, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem112#1, main_#t~mem114#1, main_#t~post115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1.base, main_#t~mem117#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~post92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem122#1, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1, main_#t~post125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem132#1, main_#t~mem130#1.base, main_#t~mem130#1.offset, main_#t~mem131#1, main_#t~ite135#1, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1, main_#t~mem136#1.base, main_#t~mem136#1.offset, main_#t~mem137#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~post5#1, main_#t~mem140#1, main_#t~mem141#1, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;havoc main_~i~0#1;havoc main_~user~0#1.base, main_~user~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;main_~i~0#1 := 0; 1044#L750-3 [2022-02-21 04:39:11,196 INFO L793 eck$LassoCheckResult]: Loop: 1044#L750-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 1074#L752 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 1075#L752-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); 1077#L757-124 havoc main_~_ha_hashv~0#1; 1076#L757-49 goto; 1062#L757-47 havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; 973#L757-8 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 974#L757-9 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch19#1 := 11 == main_~_hj_k~0#1; 1030#L757-10 assume main_#t~switch19#1;call main_#t~mem20#1 := read~int(main_~_hj_key~0#1.base, 10 + main_~_hj_key~0#1.offset, 1);main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 + 16777216 * (main_#t~mem20#1 % 256);havoc main_#t~mem20#1; 1099#L757-12 main_#t~switch19#1 := main_#t~switch19#1 || 10 == main_~_hj_k~0#1; 1014#L757-13 assume main_#t~switch19#1;call main_#t~mem21#1 := read~int(main_~_hj_key~0#1.base, 9 + main_~_hj_key~0#1.offset, 1);main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 + 65536 * (main_#t~mem21#1 % 256);havoc main_#t~mem21#1; 1015#L757-15 main_#t~switch19#1 := main_#t~switch19#1 || 9 == main_~_hj_k~0#1; 1089#L757-16 assume main_#t~switch19#1;call main_#t~mem22#1 := read~int(main_~_hj_key~0#1.base, 8 + main_~_hj_key~0#1.offset, 1);main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 + 256 * (main_#t~mem22#1 % 256);havoc main_#t~mem22#1; 1090#L757-18 main_#t~switch19#1 := main_#t~switch19#1 || 8 == main_~_hj_k~0#1; 1079#L757-19 assume main_#t~switch19#1;call main_#t~mem23#1 := read~int(main_~_hj_key~0#1.base, 7 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + 16777216 * (main_#t~mem23#1 % 256);havoc main_#t~mem23#1; 1080#L757-21 main_#t~switch19#1 := main_#t~switch19#1 || 7 == main_~_hj_k~0#1; 1060#L757-22 assume main_#t~switch19#1;call main_#t~mem24#1 := read~int(main_~_hj_key~0#1.base, 6 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + 65536 * (main_#t~mem24#1 % 256);havoc main_#t~mem24#1; 1061#L757-24 main_#t~switch19#1 := main_#t~switch19#1 || 6 == main_~_hj_k~0#1; 1034#L757-25 assume main_#t~switch19#1;call main_#t~mem25#1 := read~int(main_~_hj_key~0#1.base, 5 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + 256 * (main_#t~mem25#1 % 256);havoc main_#t~mem25#1; 1035#L757-27 main_#t~switch19#1 := main_#t~switch19#1 || 5 == main_~_hj_k~0#1; 1098#L757-28 assume main_#t~switch19#1;call main_#t~mem26#1 := read~int(main_~_hj_key~0#1.base, 4 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + main_#t~mem26#1 % 256;havoc main_#t~mem26#1; 1096#L757-30 main_#t~switch19#1 := main_#t~switch19#1 || 4 == main_~_hj_k~0#1; 1095#L757-31 assume main_#t~switch19#1;call main_#t~mem27#1 := read~int(main_~_hj_key~0#1.base, 3 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 16777216 * (main_#t~mem27#1 % 256);havoc main_#t~mem27#1; 980#L757-33 main_#t~switch19#1 := main_#t~switch19#1 || 3 == main_~_hj_k~0#1; 981#L757-34 assume main_#t~switch19#1;call main_#t~mem28#1 := read~int(main_~_hj_key~0#1.base, 2 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 65536 * (main_#t~mem28#1 % 256);havoc main_#t~mem28#1; 1055#L757-36 main_#t~switch19#1 := main_#t~switch19#1 || 2 == main_~_hj_k~0#1; 1045#L757-37 assume main_#t~switch19#1;call main_#t~mem29#1 := read~int(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem29#1 % 256);havoc main_#t~mem29#1; 1046#L757-39 main_#t~switch19#1 := main_#t~switch19#1 || 1 == main_~_hj_k~0#1; 1004#L757-40 assume main_#t~switch19#1;call main_#t~mem30#1 := read~int(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + main_#t~mem30#1 % 256;havoc main_#t~mem30#1; 987#L757-42 havoc main_#t~switch19#1; 988#L757-45 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1;main_~_hj_i~0#1 := (if (1 == main_~_hj_i~0#1 || 0 == main_~_hj_i~0#1) && (1 == main_~_ha_hashv~0#1 / 8192 || 0 == main_~_ha_hashv~0#1 / 8192) then (if main_~_hj_i~0#1 == main_~_ha_hashv~0#1 / 8192 then 0 else 1) else (if 0 == main_~_hj_i~0#1 then main_~_ha_hashv~0#1 / 8192 else (if 0 == main_~_ha_hashv~0#1 / 8192 then main_~_hj_i~0#1 else ~bitwiseXOr(main_~_hj_i~0#1, main_~_ha_hashv~0#1 / 8192))));main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1;main_~_hj_j~0#1 := (if (1 == main_~_hj_j~0#1 || 0 == main_~_hj_j~0#1) && (1 == 256 * main_~_hj_i~0#1 || 0 == 256 * main_~_hj_i~0#1) then (if main_~_hj_j~0#1 == 256 * main_~_hj_i~0#1 then 0 else 1) else (if 0 == main_~_hj_j~0#1 then 256 * main_~_hj_i~0#1 else (if 0 == 256 * main_~_hj_i~0#1 then main_~_hj_j~0#1 else ~bitwiseXOr(main_~_hj_j~0#1, 256 * main_~_hj_i~0#1))));main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1;main_~_ha_hashv~0#1 := (if (1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1) && (1 == main_~_hj_j~0#1 / 8192 || 0 == main_~_hj_j~0#1 / 8192) then (if main_~_ha_hashv~0#1 == main_~_hj_j~0#1 / 8192 then 0 else 1) else (if 0 == main_~_ha_hashv~0#1 then main_~_hj_j~0#1 / 8192 else (if 0 == main_~_hj_j~0#1 / 8192 then main_~_ha_hashv~0#1 else ~bitwiseXOr(main_~_ha_hashv~0#1, main_~_hj_j~0#1 / 8192))));main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1;main_~_hj_i~0#1 := (if (1 == main_~_hj_i~0#1 || 0 == main_~_hj_i~0#1) && (1 == main_~_ha_hashv~0#1 / 4096 || 0 == main_~_ha_hashv~0#1 / 4096) then (if main_~_hj_i~0#1 == main_~_ha_hashv~0#1 / 4096 then 0 else 1) else (if 0 == main_~_hj_i~0#1 then main_~_ha_hashv~0#1 / 4096 else (if 0 == main_~_ha_hashv~0#1 / 4096 then main_~_hj_i~0#1 else ~bitwiseXOr(main_~_hj_i~0#1, main_~_ha_hashv~0#1 / 4096))));main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1;main_~_hj_j~0#1 := (if (1 == main_~_hj_j~0#1 || 0 == main_~_hj_j~0#1) && (1 == 65536 * main_~_hj_i~0#1 || 0 == 65536 * main_~_hj_i~0#1) then (if main_~_hj_j~0#1 == 65536 * main_~_hj_i~0#1 then 0 else 1) else (if 0 == main_~_hj_j~0#1 then 65536 * main_~_hj_i~0#1 else (if 0 == 65536 * main_~_hj_i~0#1 then main_~_hj_j~0#1 else ~bitwiseXOr(main_~_hj_j~0#1, 65536 * main_~_hj_i~0#1))));main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1;main_~_ha_hashv~0#1 := (if (1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1) && (1 == main_~_hj_j~0#1 / 32 || 0 == main_~_hj_j~0#1 / 32) then (if main_~_ha_hashv~0#1 == main_~_hj_j~0#1 / 32 then 0 else 1) else (if 0 == main_~_ha_hashv~0#1 then main_~_hj_j~0#1 / 32 else (if 0 == main_~_hj_j~0#1 / 32 then main_~_ha_hashv~0#1 else ~bitwiseXOr(main_~_ha_hashv~0#1, main_~_hj_j~0#1 / 32))));main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1;main_~_hj_i~0#1 := (if (1 == main_~_hj_i~0#1 || 0 == main_~_hj_i~0#1) && (1 == main_~_ha_hashv~0#1 / 8 || 0 == main_~_ha_hashv~0#1 / 8) then (if main_~_hj_i~0#1 == main_~_ha_hashv~0#1 / 8 then 0 else 1) else (if 0 == main_~_hj_i~0#1 then main_~_ha_hashv~0#1 / 8 else (if 0 == main_~_ha_hashv~0#1 / 8 then main_~_hj_i~0#1 else ~bitwiseXOr(main_~_hj_i~0#1, main_~_ha_hashv~0#1 / 8))));main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1;main_~_hj_j~0#1 := (if (1 == main_~_hj_j~0#1 || 0 == main_~_hj_j~0#1) && (1 == 1024 * main_~_hj_i~0#1 || 0 == 1024 * main_~_hj_i~0#1) then (if main_~_hj_j~0#1 == 1024 * main_~_hj_i~0#1 then 0 else 1) else (if 0 == main_~_hj_j~0#1 then 1024 * main_~_hj_i~0#1 else (if 0 == 1024 * main_~_hj_i~0#1 then main_~_hj_j~0#1 else ~bitwiseXOr(main_~_hj_j~0#1, 1024 * main_~_hj_i~0#1))));main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1;main_~_ha_hashv~0#1 := (if (1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1) && (1 == main_~_hj_j~0#1 / 32768 || 0 == main_~_hj_j~0#1 / 32768) then (if main_~_ha_hashv~0#1 == main_~_hj_j~0#1 / 32768 then 0 else 1) else (if 0 == main_~_ha_hashv~0#1 then main_~_hj_j~0#1 / 32768 else (if 0 == main_~_hj_j~0#1 / 32768 then main_~_ha_hashv~0#1 else ~bitwiseXOr(main_~_ha_hashv~0#1, main_~_hj_j~0#1 / 32768)))); 1038#L757-44 goto; 1082#L757-46 goto; 1083#L757-48 goto; 1039#L757-122 call write~int(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_~user~0#1.base, 28 + main_~user~0#1.offset, 4);call write~int(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 1040#L757-51 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem48#1.base, main_#t~mem48#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem48#1.base, main_#t~mem48#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem48#1.base, main_#t~mem48#1.offset; 1086#L757-67 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem49#1.base, main_#t~mem49#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem50#1.base, main_#t~mem50#1.offset := read~$Pointer$(main_#t~mem49#1.base, 16 + main_#t~mem49#1.offset, 4);call main_#t~mem51#1.base, main_#t~mem51#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem52#1 := read~int(main_#t~mem51#1.base, 20 + main_#t~mem51#1.offset, 4);call write~$Pointer$(main_#t~mem50#1.base, main_#t~mem50#1.offset - main_#t~mem52#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem49#1.base, main_#t~mem49#1.offset;havoc main_#t~mem50#1.base, main_#t~mem50#1.offset;havoc main_#t~mem51#1.base, main_#t~mem51#1.offset;havoc main_#t~mem52#1;call main_#t~mem53#1.base, main_#t~mem53#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem54#1.base, main_#t~mem54#1.offset := read~$Pointer$(main_#t~mem53#1.base, 16 + main_#t~mem53#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem54#1.base, 8 + main_#t~mem54#1.offset, 4);havoc main_#t~mem53#1.base, main_#t~mem53#1.offset;havoc main_#t~mem54#1.base, main_#t~mem54#1.offset;call main_#t~mem55#1.base, main_#t~mem55#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem55#1.base, 16 + main_#t~mem55#1.offset, 4);havoc main_#t~mem55#1.base, main_#t~mem55#1.offset; 1087#L757-66 goto; 1007#L757-120 havoc main_~_ha_bkt~0#1;call main_#t~mem56#1.base, main_#t~mem56#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem57#1 := read~int(main_#t~mem56#1.base, 12 + main_#t~mem56#1.offset, 4);main_#t~post58#1 := main_#t~mem57#1;call write~int(1 + main_#t~post58#1, main_#t~mem56#1.base, 12 + main_#t~mem56#1.offset, 4);havoc main_#t~mem56#1.base, main_#t~mem56#1.offset;havoc main_#t~mem57#1;havoc main_#t~post58#1; 1058#L757-71 call main_#t~mem59#1.base, main_#t~mem59#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem60#1 := read~int(main_#t~mem59#1.base, 4 + main_#t~mem59#1.offset, 4);main_~_ha_bkt~0#1 := (if 0 == main_~_ha_hashv~0#1 || 0 == main_#t~mem60#1 - 1 then 0 else (if 1 == main_#t~mem60#1 - 1 then (if 1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1 then main_~_ha_hashv~0#1 else (if main_~_ha_hashv~0#1 >= 0 then main_~_ha_hashv~0#1 % 2 else ~bitwiseAnd(main_~_ha_hashv~0#1, main_#t~mem60#1 - 1))) else (if 1 == main_~_ha_hashv~0#1 then (if 1 == main_#t~mem60#1 - 1 || 0 == main_#t~mem60#1 - 1 then main_#t~mem60#1 - 1 else (if main_#t~mem60#1 - 1 >= 0 then (main_#t~mem60#1 - 1) % 2 else ~bitwiseAnd(main_~_ha_hashv~0#1, main_#t~mem60#1 - 1))) else ~bitwiseAnd(main_~_ha_hashv~0#1, main_#t~mem60#1 - 1))));havoc main_#t~mem59#1.base, main_#t~mem59#1.offset;havoc main_#t~mem60#1; 1059#L757-70 goto; 1073#L757-118 call main_#t~mem61#1.base, main_#t~mem61#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem62#1.base, main_#t~mem62#1.offset := read~$Pointer$(main_#t~mem61#1.base, main_#t~mem61#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem62#1.base, main_#t~mem62#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem61#1.base, main_#t~mem61#1.offset;havoc main_#t~mem62#1.base, main_#t~mem62#1.offset;call main_#t~mem63#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post64#1 := main_#t~mem63#1;call write~int(1 + main_#t~post64#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem63#1;havoc main_#t~post64#1;call main_#t~mem65#1.base, main_#t~mem65#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem65#1.base, main_#t~mem65#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem65#1.base, main_#t~mem65#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem66#1.base, main_#t~mem66#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 1078#L757-73 assume main_#t~mem66#1.base != 0 || main_#t~mem66#1.offset != 0;havoc main_#t~mem66#1.base, main_#t~mem66#1.offset;call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem67#1.base, 12 + main_#t~mem67#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; 1025#L757-75 call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem69#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem68#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short72#1 := main_#t~mem69#1 % 4294967296 >= 10 * (1 + main_#t~mem68#1) % 4294967296; 1026#L757-76 assume main_#t~short72#1;call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 36 + main_#t~mem70#1.offset, 4);main_#t~short72#1 := 0 == main_#t~mem71#1 % 4294967296; 1091#L757-78 assume !main_#t~short72#1;havoc main_#t~mem69#1;havoc main_#t~mem68#1;havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;havoc main_#t~short72#1; 1010#L757-117 goto; 1011#L757-119 goto; 1022#L757-121 goto; 1023#L757-123 goto; 1051#L750-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1044#L750-3 [2022-02-21 04:39:11,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 04:39:11,196 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 3 times [2022-02-21 04:39:11,197 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 04:39:11,197 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [993231548] [2022-02-21 04:39:11,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 04:39:11,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 04:39:11,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 04:39:11,205 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-21 04:39:11,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 04:39:11,215 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-21 04:39:11,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 04:39:11,216 INFO L85 PathProgramCache]: Analyzing trace with hash 999195159, now seen corresponding path program 1 times [2022-02-21 04:39:11,216 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 04:39:11,216 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2138006692] [2022-02-21 04:39:11,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 04:39:11,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 04:39:11,328 ERROR L252 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-02-21 04:39:11,329 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [319892367] [2022-02-21 04:39:11,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 04:39:11,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-21 04:39:11,329 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 04:39:11,331 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-21 04:39:11,331 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-02-21 04:39:11,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 04:39:11,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 1829 conjuncts, 3 conjunts are in the unsatisfiable core [2022-02-21 04:39:11,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 04:39:11,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-21 04:39:12,050 INFO L290 TraceCheckUtils]: 0: Hoare triple {1423#true} assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; {1423#true} is VALID [2022-02-21 04:39:12,051 INFO L290 TraceCheckUtils]: 1: Hoare triple {1423#true} assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); {1423#true} is VALID [2022-02-21 04:39:12,051 INFO L290 TraceCheckUtils]: 2: Hoare triple {1423#true} call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); {1423#true} is VALID [2022-02-21 04:39:12,051 INFO L290 TraceCheckUtils]: 3: Hoare triple {1423#true} havoc main_~_ha_hashv~0#1; {1423#true} is VALID [2022-02-21 04:39:12,052 INFO L290 TraceCheckUtils]: 4: Hoare triple {1423#true} goto; {1423#true} is VALID [2022-02-21 04:39:12,053 INFO L290 TraceCheckUtils]: 5: Hoare triple {1423#true} havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; {1443#(<= |ULTIMATE.start_main_~_hj_k~0#1| 4)} is VALID [2022-02-21 04:39:12,053 INFO L290 TraceCheckUtils]: 6: Hoare triple {1443#(<= |ULTIMATE.start_main_~_hj_k~0#1| 4)} assume !(main_~_hj_k~0#1 % 4294967296 >= 12); {1443#(<= |ULTIMATE.start_main_~_hj_k~0#1| 4)} is VALID [2022-02-21 04:39:12,054 INFO L290 TraceCheckUtils]: 7: Hoare triple {1443#(<= |ULTIMATE.start_main_~_hj_k~0#1| 4)} main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch19#1 := 11 == main_~_hj_k~0#1; {1450#(not |ULTIMATE.start_main_#t~switch19#1|)} is VALID [2022-02-21 04:39:12,054 INFO L290 TraceCheckUtils]: 8: Hoare triple {1450#(not |ULTIMATE.start_main_#t~switch19#1|)} assume main_#t~switch19#1;call main_#t~mem20#1 := read~int(main_~_hj_key~0#1.base, 10 + main_~_hj_key~0#1.offset, 1);main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 + 16777216 * (main_#t~mem20#1 % 256);havoc main_#t~mem20#1; {1424#false} is VALID [2022-02-21 04:39:12,054 INFO L290 TraceCheckUtils]: 9: Hoare triple {1424#false} main_#t~switch19#1 := main_#t~switch19#1 || 10 == main_~_hj_k~0#1; {1424#false} is VALID [2022-02-21 04:39:12,055 INFO L290 TraceCheckUtils]: 10: Hoare triple {1424#false} assume main_#t~switch19#1;call main_#t~mem21#1 := read~int(main_~_hj_key~0#1.base, 9 + main_~_hj_key~0#1.offset, 1);main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 + 65536 * (main_#t~mem21#1 % 256);havoc main_#t~mem21#1; {1424#false} is VALID [2022-02-21 04:39:12,056 INFO L290 TraceCheckUtils]: 11: Hoare triple {1424#false} main_#t~switch19#1 := main_#t~switch19#1 || 9 == main_~_hj_k~0#1; {1424#false} is VALID [2022-02-21 04:39:12,056 INFO L290 TraceCheckUtils]: 12: Hoare triple {1424#false} assume main_#t~switch19#1;call main_#t~mem22#1 := read~int(main_~_hj_key~0#1.base, 8 + main_~_hj_key~0#1.offset, 1);main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 + 256 * (main_#t~mem22#1 % 256);havoc main_#t~mem22#1; {1424#false} is VALID [2022-02-21 04:39:12,056 INFO L290 TraceCheckUtils]: 13: Hoare triple {1424#false} main_#t~switch19#1 := main_#t~switch19#1 || 8 == main_~_hj_k~0#1; {1424#false} is VALID [2022-02-21 04:39:12,057 INFO L290 TraceCheckUtils]: 14: Hoare triple {1424#false} assume main_#t~switch19#1;call main_#t~mem23#1 := read~int(main_~_hj_key~0#1.base, 7 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + 16777216 * (main_#t~mem23#1 % 256);havoc main_#t~mem23#1; {1424#false} is VALID [2022-02-21 04:39:12,058 INFO L290 TraceCheckUtils]: 15: Hoare triple {1424#false} main_#t~switch19#1 := main_#t~switch19#1 || 7 == main_~_hj_k~0#1; {1424#false} is VALID [2022-02-21 04:39:12,058 INFO L290 TraceCheckUtils]: 16: Hoare triple {1424#false} assume main_#t~switch19#1;call main_#t~mem24#1 := read~int(main_~_hj_key~0#1.base, 6 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + 65536 * (main_#t~mem24#1 % 256);havoc main_#t~mem24#1; {1424#false} is VALID [2022-02-21 04:39:12,058 INFO L290 TraceCheckUtils]: 17: Hoare triple {1424#false} main_#t~switch19#1 := main_#t~switch19#1 || 6 == main_~_hj_k~0#1; {1424#false} is VALID [2022-02-21 04:39:12,058 INFO L290 TraceCheckUtils]: 18: Hoare triple {1424#false} assume main_#t~switch19#1;call main_#t~mem25#1 := read~int(main_~_hj_key~0#1.base, 5 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + 256 * (main_#t~mem25#1 % 256);havoc main_#t~mem25#1; {1424#false} is VALID [2022-02-21 04:39:12,059 INFO L290 TraceCheckUtils]: 19: Hoare triple {1424#false} main_#t~switch19#1 := main_#t~switch19#1 || 5 == main_~_hj_k~0#1; {1424#false} is VALID [2022-02-21 04:39:12,062 INFO L290 TraceCheckUtils]: 20: Hoare triple {1424#false} assume main_#t~switch19#1;call main_#t~mem26#1 := read~int(main_~_hj_key~0#1.base, 4 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + main_#t~mem26#1 % 256;havoc main_#t~mem26#1; {1424#false} is VALID [2022-02-21 04:39:12,062 INFO L290 TraceCheckUtils]: 21: Hoare triple {1424#false} main_#t~switch19#1 := main_#t~switch19#1 || 4 == main_~_hj_k~0#1; {1424#false} is VALID [2022-02-21 04:39:12,062 INFO L290 TraceCheckUtils]: 22: Hoare triple {1424#false} assume main_#t~switch19#1;call main_#t~mem27#1 := read~int(main_~_hj_key~0#1.base, 3 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 16777216 * (main_#t~mem27#1 % 256);havoc main_#t~mem27#1; {1424#false} is VALID [2022-02-21 04:39:12,062 INFO L290 TraceCheckUtils]: 23: Hoare triple {1424#false} main_#t~switch19#1 := main_#t~switch19#1 || 3 == main_~_hj_k~0#1; {1424#false} is VALID [2022-02-21 04:39:12,062 INFO L290 TraceCheckUtils]: 24: Hoare triple {1424#false} assume main_#t~switch19#1;call main_#t~mem28#1 := read~int(main_~_hj_key~0#1.base, 2 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 65536 * (main_#t~mem28#1 % 256);havoc main_#t~mem28#1; {1424#false} is VALID [2022-02-21 04:39:12,062 INFO L290 TraceCheckUtils]: 25: Hoare triple {1424#false} main_#t~switch19#1 := main_#t~switch19#1 || 2 == main_~_hj_k~0#1; {1424#false} is VALID [2022-02-21 04:39:12,063 INFO L290 TraceCheckUtils]: 26: Hoare triple {1424#false} assume main_#t~switch19#1;call main_#t~mem29#1 := read~int(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem29#1 % 256);havoc main_#t~mem29#1; {1424#false} is VALID [2022-02-21 04:39:12,063 INFO L290 TraceCheckUtils]: 27: Hoare triple {1424#false} main_#t~switch19#1 := main_#t~switch19#1 || 1 == main_~_hj_k~0#1; {1424#false} is VALID [2022-02-21 04:39:12,063 INFO L290 TraceCheckUtils]: 28: Hoare triple {1424#false} assume main_#t~switch19#1;call main_#t~mem30#1 := read~int(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + main_#t~mem30#1 % 256;havoc main_#t~mem30#1; {1424#false} is VALID [2022-02-21 04:39:12,063 INFO L290 TraceCheckUtils]: 29: Hoare triple {1424#false} havoc main_#t~switch19#1; {1424#false} is VALID [2022-02-21 04:39:12,063 INFO L290 TraceCheckUtils]: 30: Hoare triple {1424#false} main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1;main_~_hj_i~0#1 := (if (1 == main_~_hj_i~0#1 || 0 == main_~_hj_i~0#1) && (1 == main_~_ha_hashv~0#1 / 8192 || 0 == main_~_ha_hashv~0#1 / 8192) then (if main_~_hj_i~0#1 == main_~_ha_hashv~0#1 / 8192 then 0 else 1) else (if 0 == main_~_hj_i~0#1 then main_~_ha_hashv~0#1 / 8192 else (if 0 == main_~_ha_hashv~0#1 / 8192 then main_~_hj_i~0#1 else ~bitwiseXOr(main_~_hj_i~0#1, main_~_ha_hashv~0#1 / 8192))));main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1;main_~_hj_j~0#1 := (if (1 == main_~_hj_j~0#1 || 0 == main_~_hj_j~0#1) && (1 == 256 * main_~_hj_i~0#1 || 0 == 256 * main_~_hj_i~0#1) then (if main_~_hj_j~0#1 == 256 * main_~_hj_i~0#1 then 0 else 1) else (if 0 == main_~_hj_j~0#1 then 256 * main_~_hj_i~0#1 else (if 0 == 256 * main_~_hj_i~0#1 then main_~_hj_j~0#1 else ~bitwiseXOr(main_~_hj_j~0#1, 256 * main_~_hj_i~0#1))));main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1;main_~_ha_hashv~0#1 := (if (1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1) && (1 == main_~_hj_j~0#1 / 8192 || 0 == main_~_hj_j~0#1 / 8192) then (if main_~_ha_hashv~0#1 == main_~_hj_j~0#1 / 8192 then 0 else 1) else (if 0 == main_~_ha_hashv~0#1 then main_~_hj_j~0#1 / 8192 else (if 0 == main_~_hj_j~0#1 / 8192 then main_~_ha_hashv~0#1 else ~bitwiseXOr(main_~_ha_hashv~0#1, main_~_hj_j~0#1 / 8192))));main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1;main_~_hj_i~0#1 := (if (1 == main_~_hj_i~0#1 || 0 == main_~_hj_i~0#1) && (1 == main_~_ha_hashv~0#1 / 4096 || 0 == main_~_ha_hashv~0#1 / 4096) then (if main_~_hj_i~0#1 == main_~_ha_hashv~0#1 / 4096 then 0 else 1) else (if 0 == main_~_hj_i~0#1 then main_~_ha_hashv~0#1 / 4096 else (if 0 == main_~_ha_hashv~0#1 / 4096 then main_~_hj_i~0#1 else ~bitwiseXOr(main_~_hj_i~0#1, main_~_ha_hashv~0#1 / 4096))));main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1;main_~_hj_j~0#1 := (if (1 == main_~_hj_j~0#1 || 0 == main_~_hj_j~0#1) && (1 == 65536 * main_~_hj_i~0#1 || 0 == 65536 * main_~_hj_i~0#1) then (if main_~_hj_j~0#1 == 65536 * main_~_hj_i~0#1 then 0 else 1) else (if 0 == main_~_hj_j~0#1 then 65536 * main_~_hj_i~0#1 else (if 0 == 65536 * main_~_hj_i~0#1 then main_~_hj_j~0#1 else ~bitwiseXOr(main_~_hj_j~0#1, 65536 * main_~_hj_i~0#1))));main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1;main_~_ha_hashv~0#1 := (if (1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1) && (1 == main_~_hj_j~0#1 / 32 || 0 == main_~_hj_j~0#1 / 32) then (if main_~_ha_hashv~0#1 == main_~_hj_j~0#1 / 32 then 0 else 1) else (if 0 == main_~_ha_hashv~0#1 then main_~_hj_j~0#1 / 32 else (if 0 == main_~_hj_j~0#1 / 32 then main_~_ha_hashv~0#1 else ~bitwiseXOr(main_~_ha_hashv~0#1, main_~_hj_j~0#1 / 32))));main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1;main_~_hj_i~0#1 := (if (1 == main_~_hj_i~0#1 || 0 == main_~_hj_i~0#1) && (1 == main_~_ha_hashv~0#1 / 8 || 0 == main_~_ha_hashv~0#1 / 8) then (if main_~_hj_i~0#1 == main_~_ha_hashv~0#1 / 8 then 0 else 1) else (if 0 == main_~_hj_i~0#1 then main_~_ha_hashv~0#1 / 8 else (if 0 == main_~_ha_hashv~0#1 / 8 then main_~_hj_i~0#1 else ~bitwiseXOr(main_~_hj_i~0#1, main_~_ha_hashv~0#1 / 8))));main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1;main_~_hj_j~0#1 := (if (1 == main_~_hj_j~0#1 || 0 == main_~_hj_j~0#1) && (1 == 1024 * main_~_hj_i~0#1 || 0 == 1024 * main_~_hj_i~0#1) then (if main_~_hj_j~0#1 == 1024 * main_~_hj_i~0#1 then 0 else 1) else (if 0 == main_~_hj_j~0#1 then 1024 * main_~_hj_i~0#1 else (if 0 == 1024 * main_~_hj_i~0#1 then main_~_hj_j~0#1 else ~bitwiseXOr(main_~_hj_j~0#1, 1024 * main_~_hj_i~0#1))));main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1;main_~_ha_hashv~0#1 := (if (1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1) && (1 == main_~_hj_j~0#1 / 32768 || 0 == main_~_hj_j~0#1 / 32768) then (if main_~_ha_hashv~0#1 == main_~_hj_j~0#1 / 32768 then 0 else 1) else (if 0 == main_~_ha_hashv~0#1 then main_~_hj_j~0#1 / 32768 else (if 0 == main_~_hj_j~0#1 / 32768 then main_~_ha_hashv~0#1 else ~bitwiseXOr(main_~_ha_hashv~0#1, main_~_hj_j~0#1 / 32768)))); {1424#false} is VALID [2022-02-21 04:39:12,065 INFO L290 TraceCheckUtils]: 31: Hoare triple {1424#false} goto; {1424#false} is VALID [2022-02-21 04:39:12,065 INFO L290 TraceCheckUtils]: 32: Hoare triple {1424#false} goto; {1424#false} is VALID [2022-02-21 04:39:12,065 INFO L290 TraceCheckUtils]: 33: Hoare triple {1424#false} goto; {1424#false} is VALID [2022-02-21 04:39:12,065 INFO L290 TraceCheckUtils]: 34: Hoare triple {1424#false} call write~int(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_~user~0#1.base, 28 + main_~user~0#1.offset, 4);call write~int(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); {1424#false} is VALID [2022-02-21 04:39:12,066 INFO L290 TraceCheckUtils]: 35: Hoare triple {1424#false} assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem48#1.base, main_#t~mem48#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem48#1.base, main_#t~mem48#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem48#1.base, main_#t~mem48#1.offset; {1424#false} is VALID [2022-02-21 04:39:12,066 INFO L290 TraceCheckUtils]: 36: Hoare triple {1424#false} call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem49#1.base, main_#t~mem49#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem50#1.base, main_#t~mem50#1.offset := read~$Pointer$(main_#t~mem49#1.base, 16 + main_#t~mem49#1.offset, 4);call main_#t~mem51#1.base, main_#t~mem51#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem52#1 := read~int(main_#t~mem51#1.base, 20 + main_#t~mem51#1.offset, 4);call write~$Pointer$(main_#t~mem50#1.base, main_#t~mem50#1.offset - main_#t~mem52#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem49#1.base, main_#t~mem49#1.offset;havoc main_#t~mem50#1.base, main_#t~mem50#1.offset;havoc main_#t~mem51#1.base, main_#t~mem51#1.offset;havoc main_#t~mem52#1;call main_#t~mem53#1.base, main_#t~mem53#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem54#1.base, main_#t~mem54#1.offset := read~$Pointer$(main_#t~mem53#1.base, 16 + main_#t~mem53#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem54#1.base, 8 + main_#t~mem54#1.offset, 4);havoc main_#t~mem53#1.base, main_#t~mem53#1.offset;havoc main_#t~mem54#1.base, main_#t~mem54#1.offset;call main_#t~mem55#1.base, main_#t~mem55#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem55#1.base, 16 + main_#t~mem55#1.offset, 4);havoc main_#t~mem55#1.base, main_#t~mem55#1.offset; {1424#false} is VALID [2022-02-21 04:39:12,066 INFO L290 TraceCheckUtils]: 37: Hoare triple {1424#false} goto; {1424#false} is VALID [2022-02-21 04:39:12,066 INFO L290 TraceCheckUtils]: 38: Hoare triple {1424#false} havoc main_~_ha_bkt~0#1;call main_#t~mem56#1.base, main_#t~mem56#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem57#1 := read~int(main_#t~mem56#1.base, 12 + main_#t~mem56#1.offset, 4);main_#t~post58#1 := main_#t~mem57#1;call write~int(1 + main_#t~post58#1, main_#t~mem56#1.base, 12 + main_#t~mem56#1.offset, 4);havoc main_#t~mem56#1.base, main_#t~mem56#1.offset;havoc main_#t~mem57#1;havoc main_#t~post58#1; {1424#false} is VALID [2022-02-21 04:39:12,066 INFO L290 TraceCheckUtils]: 39: Hoare triple {1424#false} call main_#t~mem59#1.base, main_#t~mem59#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem60#1 := read~int(main_#t~mem59#1.base, 4 + main_#t~mem59#1.offset, 4);main_~_ha_bkt~0#1 := (if 0 == main_~_ha_hashv~0#1 || 0 == main_#t~mem60#1 - 1 then 0 else (if 1 == main_#t~mem60#1 - 1 then (if 1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1 then main_~_ha_hashv~0#1 else (if main_~_ha_hashv~0#1 >= 0 then main_~_ha_hashv~0#1 % 2 else ~bitwiseAnd(main_~_ha_hashv~0#1, main_#t~mem60#1 - 1))) else (if 1 == main_~_ha_hashv~0#1 then (if 1 == main_#t~mem60#1 - 1 || 0 == main_#t~mem60#1 - 1 then main_#t~mem60#1 - 1 else (if main_#t~mem60#1 - 1 >= 0 then (main_#t~mem60#1 - 1) % 2 else ~bitwiseAnd(main_~_ha_hashv~0#1, main_#t~mem60#1 - 1))) else ~bitwiseAnd(main_~_ha_hashv~0#1, main_#t~mem60#1 - 1))));havoc main_#t~mem59#1.base, main_#t~mem59#1.offset;havoc main_#t~mem60#1; {1424#false} is VALID [2022-02-21 04:39:12,067 INFO L290 TraceCheckUtils]: 40: Hoare triple {1424#false} goto; {1424#false} is VALID [2022-02-21 04:39:12,067 INFO L290 TraceCheckUtils]: 41: Hoare triple {1424#false} call main_#t~mem61#1.base, main_#t~mem61#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem62#1.base, main_#t~mem62#1.offset := read~$Pointer$(main_#t~mem61#1.base, main_#t~mem61#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem62#1.base, main_#t~mem62#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem61#1.base, main_#t~mem61#1.offset;havoc main_#t~mem62#1.base, main_#t~mem62#1.offset;call main_#t~mem63#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post64#1 := main_#t~mem63#1;call write~int(1 + main_#t~post64#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem63#1;havoc main_#t~post64#1;call main_#t~mem65#1.base, main_#t~mem65#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem65#1.base, main_#t~mem65#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem65#1.base, main_#t~mem65#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem66#1.base, main_#t~mem66#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); {1424#false} is VALID [2022-02-21 04:39:12,067 INFO L290 TraceCheckUtils]: 42: Hoare triple {1424#false} assume main_#t~mem66#1.base != 0 || main_#t~mem66#1.offset != 0;havoc main_#t~mem66#1.base, main_#t~mem66#1.offset;call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem67#1.base, 12 + main_#t~mem67#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; {1424#false} is VALID [2022-02-21 04:39:12,067 INFO L290 TraceCheckUtils]: 43: Hoare triple {1424#false} call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem69#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem68#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short72#1 := main_#t~mem69#1 % 4294967296 >= 10 * (1 + main_#t~mem68#1) % 4294967296; {1424#false} is VALID [2022-02-21 04:39:12,067 INFO L290 TraceCheckUtils]: 44: Hoare triple {1424#false} assume main_#t~short72#1;call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 36 + main_#t~mem70#1.offset, 4);main_#t~short72#1 := 0 == main_#t~mem71#1 % 4294967296; {1424#false} is VALID [2022-02-21 04:39:12,067 INFO L290 TraceCheckUtils]: 45: Hoare triple {1424#false} assume !main_#t~short72#1;havoc main_#t~mem69#1;havoc main_#t~mem68#1;havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;havoc main_#t~short72#1; {1424#false} is VALID [2022-02-21 04:39:12,068 INFO L290 TraceCheckUtils]: 46: Hoare triple {1424#false} goto; {1424#false} is VALID [2022-02-21 04:39:12,068 INFO L290 TraceCheckUtils]: 47: Hoare triple {1424#false} goto; {1424#false} is VALID [2022-02-21 04:39:12,068 INFO L290 TraceCheckUtils]: 48: Hoare triple {1424#false} goto; {1424#false} is VALID [2022-02-21 04:39:12,068 INFO L290 TraceCheckUtils]: 49: Hoare triple {1424#false} goto; {1424#false} is VALID [2022-02-21 04:39:12,070 INFO L290 TraceCheckUtils]: 50: Hoare triple {1424#false} main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; {1424#false} is VALID [2022-02-21 04:39:12,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-21 04:39:12,071 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-02-21 04:39:12,071 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-21 04:39:12,071 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2138006692] [2022-02-21 04:39:12,071 WARN L317 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-02-21 04:39:12,072 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [319892367] [2022-02-21 04:39:12,072 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [319892367] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-21 04:39:12,072 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-21 04:39:12,072 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-21 04:39:12,072 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [388332873] [2022-02-21 04:39:12,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-21 04:39:12,073 INFO L808 eck$LassoCheckResult]: loop already infeasible [2022-02-21 04:39:12,073 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-21 04:39:12,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-21 04:39:12,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-21 04:39:12,074 INFO L87 Difference]: Start difference. First operand 149 states and 187 transitions. cyclomatic complexity: 41 Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 04:39:12,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 04:39:12,576 INFO L93 Difference]: Finished difference Result 177 states and 219 transitions. [2022-02-21 04:39:12,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-21 04:39:12,577 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 04:39:12,622 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 51 edges. 51 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 04:39:12,623 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 177 states and 219 transitions. [2022-02-21 04:39:12,628 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 163 [2022-02-21 04:39:12,633 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 177 states to 177 states and 219 transitions. [2022-02-21 04:39:12,633 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 177 [2022-02-21 04:39:12,634 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 177 [2022-02-21 04:39:12,634 INFO L73 IsDeterministic]: Start isDeterministic. Operand 177 states and 219 transitions. [2022-02-21 04:39:12,634 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-02-21 04:39:12,634 INFO L681 BuchiCegarLoop]: Abstraction has 177 states and 219 transitions. [2022-02-21 04:39:12,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states and 219 transitions. [2022-02-21 04:39:12,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 135. [2022-02-21 04:39:12,639 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-21 04:39:12,639 INFO L82 GeneralOperation]: Start isEquivalent. First operand 177 states and 219 transitions. Second operand has 135 states, 131 states have (on average 1.2213740458015268) internal successors, (160), 130 states have internal predecessors, (160), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-21 04:39:12,640 INFO L74 IsIncluded]: Start isIncluded. First operand 177 states and 219 transitions. Second operand has 135 states, 131 states have (on average 1.2213740458015268) internal successors, (160), 130 states have internal predecessors, (160), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-21 04:39:12,640 INFO L87 Difference]: Start difference. First operand 177 states and 219 transitions. Second operand has 135 states, 131 states have (on average 1.2213740458015268) internal successors, (160), 130 states have internal predecessors, (160), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-21 04:39:12,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 04:39:12,645 INFO L93 Difference]: Finished difference Result 177 states and 219 transitions. [2022-02-21 04:39:12,645 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 219 transitions. [2022-02-21 04:39:12,645 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 04:39:12,645 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 04:39:12,646 INFO L74 IsIncluded]: Start isIncluded. First operand has 135 states, 131 states have (on average 1.2213740458015268) internal successors, (160), 130 states have internal predecessors, (160), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand 177 states and 219 transitions. [2022-02-21 04:39:12,646 INFO L87 Difference]: Start difference. First operand has 135 states, 131 states have (on average 1.2213740458015268) internal successors, (160), 130 states have internal predecessors, (160), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand 177 states and 219 transitions. [2022-02-21 04:39:12,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 04:39:12,651 INFO L93 Difference]: Finished difference Result 177 states and 219 transitions. [2022-02-21 04:39:12,651 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 219 transitions. [2022-02-21 04:39:12,652 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 04:39:12,652 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 04:39:12,652 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-21 04:39:12,652 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-21 04:39:12,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 131 states have (on average 1.2213740458015268) internal successors, (160), 130 states have internal predecessors, (160), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-21 04:39:12,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 166 transitions. [2022-02-21 04:39:12,656 INFO L704 BuchiCegarLoop]: Abstraction has 135 states and 166 transitions. [2022-02-21 04:39:12,656 INFO L587 BuchiCegarLoop]: Abstraction has 135 states and 166 transitions. [2022-02-21 04:39:12,656 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2022-02-21 04:39:12,656 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 135 states and 166 transitions. [2022-02-21 04:39:12,657 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 128 [2022-02-21 04:39:12,657 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 04:39:12,657 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 04:39:12,658 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2022-02-21 04:39:12,658 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-21 04:39:12,658 INFO L791 eck$LassoCheckResult]: Stem: 1883#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);~count_int_int~0 := 0; 1829#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem8#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~switch19#1, main_#t~mem20#1, main_#t~mem21#1, main_#t~mem22#1, main_#t~mem23#1, main_#t~mem24#1, main_#t~mem25#1, main_#t~mem26#1, main_#t~mem27#1, main_#t~mem28#1, main_#t~mem29#1, main_#t~mem30#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~malloc31#1.base, main_#t~malloc31#1.offset, main_#t~mem32#1.base, main_#t~mem32#1.offset, main_#t~mem33#1.base, main_#t~mem33#1.offset, main_#t~memset~res34#1.base, main_#t~memset~res34#1.offset, main_#t~mem35#1.base, main_#t~mem35#1.offset, main_#t~mem36#1.base, main_#t~mem36#1.offset, main_#t~mem37#1.base, main_#t~mem37#1.offset, main_#t~mem38#1.base, main_#t~mem38#1.offset, main_#t~mem39#1.base, main_#t~mem39#1.offset, main_#t~malloc40#1.base, main_#t~malloc40#1.offset, main_#t~mem41#1.base, main_#t~mem41#1.offset, main_#t~mem42#1.base, main_#t~mem42#1.offset, main_#t~mem43#1.base, main_#t~mem43#1.offset, main_#t~mem44#1.base, main_#t~mem44#1.offset, main_#t~mem45#1.base, main_#t~mem45#1.offset, main_#t~mem46#1.base, main_#t~mem46#1.offset, main_#t~memset~res47#1.base, main_#t~memset~res47#1.offset, main_#t~mem48#1.base, main_#t~mem48#1.offset, main_#t~mem49#1.base, main_#t~mem49#1.offset, main_#t~mem50#1.base, main_#t~mem50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~mem52#1, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1, main_#t~post58#1, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1, main_#t~post64#1, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem69#1, main_#t~mem68#1, main_#t~mem70#1.base, main_#t~mem70#1.offset, main_#t~mem71#1, main_#t~short72#1, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1, main_#t~malloc75#1.base, main_#t~malloc75#1.offset, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~memset~res80#1.base, main_#t~memset~res80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem85#1, main_#t~mem83#1.base, main_#t~mem83#1.offset, main_#t~mem84#1, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem89#1, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem88#1, main_#t~ite90#1, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem101#1, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~pre104#1, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~post109#1, main_#t~mem113#1, main_#t~mem111#1, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem112#1, main_#t~mem114#1, main_#t~post115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1.base, main_#t~mem117#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~post92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem122#1, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1, main_#t~post125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem132#1, main_#t~mem130#1.base, main_#t~mem130#1.offset, main_#t~mem131#1, main_#t~ite135#1, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1, main_#t~mem136#1.base, main_#t~mem136#1.offset, main_#t~mem137#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~post5#1, main_#t~mem140#1, main_#t~mem141#1, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;havoc main_~i~0#1;havoc main_~user~0#1.base, main_~user~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;main_~i~0#1 := 0; 1830#L750-3 [2022-02-21 04:39:12,658 INFO L793 eck$LassoCheckResult]: Loop: 1830#L750-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 1857#L752 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 1858#L752-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); 1860#L757-124 havoc main_~_ha_hashv~0#1; 1859#L757-49 goto; 1845#L757-47 havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; 1760#L757-8 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 1761#L757-9 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch19#1 := 11 == main_~_hj_k~0#1; 1816#L757-10 assume !main_#t~switch19#1; 1881#L757-12 main_#t~switch19#1 := main_#t~switch19#1 || 10 == main_~_hj_k~0#1; 1801#L757-13 assume !main_#t~switch19#1; 1758#L757-15 main_#t~switch19#1 := main_#t~switch19#1 || 9 == main_~_hj_k~0#1; 1759#L757-16 assume !main_#t~switch19#1; 1871#L757-18 main_#t~switch19#1 := main_#t~switch19#1 || 8 == main_~_hj_k~0#1; 1862#L757-19 assume !main_#t~switch19#1; 1789#L757-21 main_#t~switch19#1 := main_#t~switch19#1 || 7 == main_~_hj_k~0#1; 1790#L757-22 assume !main_#t~switch19#1; 1842#L757-24 main_#t~switch19#1 := main_#t~switch19#1 || 6 == main_~_hj_k~0#1; 1820#L757-25 assume !main_#t~switch19#1; 1821#L757-27 main_#t~switch19#1 := main_#t~switch19#1 || 5 == main_~_hj_k~0#1; 1880#L757-28 assume !main_#t~switch19#1; 1878#L757-30 main_#t~switch19#1 := main_#t~switch19#1 || 4 == main_~_hj_k~0#1; 1876#L757-31 assume !main_#t~switch19#1; 1877#L757-33 main_#t~switch19#1 := main_#t~switch19#1 || 3 == main_~_hj_k~0#1; 1889#L757-34 assume main_#t~switch19#1;call main_#t~mem28#1 := read~int(main_~_hj_key~0#1.base, 2 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 65536 * (main_#t~mem28#1 % 256);havoc main_#t~mem28#1; 1841#L757-36 main_#t~switch19#1 := main_#t~switch19#1 || 2 == main_~_hj_k~0#1; 1831#L757-37 assume main_#t~switch19#1;call main_#t~mem29#1 := read~int(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem29#1 % 256);havoc main_#t~mem29#1; 1832#L757-39 main_#t~switch19#1 := main_#t~switch19#1 || 1 == main_~_hj_k~0#1; 1791#L757-40 assume main_#t~switch19#1;call main_#t~mem30#1 := read~int(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + main_#t~mem30#1 % 256;havoc main_#t~mem30#1; 1774#L757-42 havoc main_#t~switch19#1; 1775#L757-45 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1;main_~_hj_i~0#1 := (if (1 == main_~_hj_i~0#1 || 0 == main_~_hj_i~0#1) && (1 == main_~_ha_hashv~0#1 / 8192 || 0 == main_~_ha_hashv~0#1 / 8192) then (if main_~_hj_i~0#1 == main_~_ha_hashv~0#1 / 8192 then 0 else 1) else (if 0 == main_~_hj_i~0#1 then main_~_ha_hashv~0#1 / 8192 else (if 0 == main_~_ha_hashv~0#1 / 8192 then main_~_hj_i~0#1 else ~bitwiseXOr(main_~_hj_i~0#1, main_~_ha_hashv~0#1 / 8192))));main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1;main_~_hj_j~0#1 := (if (1 == main_~_hj_j~0#1 || 0 == main_~_hj_j~0#1) && (1 == 256 * main_~_hj_i~0#1 || 0 == 256 * main_~_hj_i~0#1) then (if main_~_hj_j~0#1 == 256 * main_~_hj_i~0#1 then 0 else 1) else (if 0 == main_~_hj_j~0#1 then 256 * main_~_hj_i~0#1 else (if 0 == 256 * main_~_hj_i~0#1 then main_~_hj_j~0#1 else ~bitwiseXOr(main_~_hj_j~0#1, 256 * main_~_hj_i~0#1))));main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1;main_~_ha_hashv~0#1 := (if (1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1) && (1 == main_~_hj_j~0#1 / 8192 || 0 == main_~_hj_j~0#1 / 8192) then (if main_~_ha_hashv~0#1 == main_~_hj_j~0#1 / 8192 then 0 else 1) else (if 0 == main_~_ha_hashv~0#1 then main_~_hj_j~0#1 / 8192 else (if 0 == main_~_hj_j~0#1 / 8192 then main_~_ha_hashv~0#1 else ~bitwiseXOr(main_~_ha_hashv~0#1, main_~_hj_j~0#1 / 8192))));main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1;main_~_hj_i~0#1 := (if (1 == main_~_hj_i~0#1 || 0 == main_~_hj_i~0#1) && (1 == main_~_ha_hashv~0#1 / 4096 || 0 == main_~_ha_hashv~0#1 / 4096) then (if main_~_hj_i~0#1 == main_~_ha_hashv~0#1 / 4096 then 0 else 1) else (if 0 == main_~_hj_i~0#1 then main_~_ha_hashv~0#1 / 4096 else (if 0 == main_~_ha_hashv~0#1 / 4096 then main_~_hj_i~0#1 else ~bitwiseXOr(main_~_hj_i~0#1, main_~_ha_hashv~0#1 / 4096))));main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1;main_~_hj_j~0#1 := (if (1 == main_~_hj_j~0#1 || 0 == main_~_hj_j~0#1) && (1 == 65536 * main_~_hj_i~0#1 || 0 == 65536 * main_~_hj_i~0#1) then (if main_~_hj_j~0#1 == 65536 * main_~_hj_i~0#1 then 0 else 1) else (if 0 == main_~_hj_j~0#1 then 65536 * main_~_hj_i~0#1 else (if 0 == 65536 * main_~_hj_i~0#1 then main_~_hj_j~0#1 else ~bitwiseXOr(main_~_hj_j~0#1, 65536 * main_~_hj_i~0#1))));main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1;main_~_ha_hashv~0#1 := (if (1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1) && (1 == main_~_hj_j~0#1 / 32 || 0 == main_~_hj_j~0#1 / 32) then (if main_~_ha_hashv~0#1 == main_~_hj_j~0#1 / 32 then 0 else 1) else (if 0 == main_~_ha_hashv~0#1 then main_~_hj_j~0#1 / 32 else (if 0 == main_~_hj_j~0#1 / 32 then main_~_ha_hashv~0#1 else ~bitwiseXOr(main_~_ha_hashv~0#1, main_~_hj_j~0#1 / 32))));main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1;main_~_hj_i~0#1 := (if (1 == main_~_hj_i~0#1 || 0 == main_~_hj_i~0#1) && (1 == main_~_ha_hashv~0#1 / 8 || 0 == main_~_ha_hashv~0#1 / 8) then (if main_~_hj_i~0#1 == main_~_ha_hashv~0#1 / 8 then 0 else 1) else (if 0 == main_~_hj_i~0#1 then main_~_ha_hashv~0#1 / 8 else (if 0 == main_~_ha_hashv~0#1 / 8 then main_~_hj_i~0#1 else ~bitwiseXOr(main_~_hj_i~0#1, main_~_ha_hashv~0#1 / 8))));main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1;main_~_hj_j~0#1 := (if (1 == main_~_hj_j~0#1 || 0 == main_~_hj_j~0#1) && (1 == 1024 * main_~_hj_i~0#1 || 0 == 1024 * main_~_hj_i~0#1) then (if main_~_hj_j~0#1 == 1024 * main_~_hj_i~0#1 then 0 else 1) else (if 0 == main_~_hj_j~0#1 then 1024 * main_~_hj_i~0#1 else (if 0 == 1024 * main_~_hj_i~0#1 then main_~_hj_j~0#1 else ~bitwiseXOr(main_~_hj_j~0#1, 1024 * main_~_hj_i~0#1))));main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1;main_~_ha_hashv~0#1 := (if (1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1) && (1 == main_~_hj_j~0#1 / 32768 || 0 == main_~_hj_j~0#1 / 32768) then (if main_~_ha_hashv~0#1 == main_~_hj_j~0#1 / 32768 then 0 else 1) else (if 0 == main_~_ha_hashv~0#1 then main_~_hj_j~0#1 / 32768 else (if 0 == main_~_hj_j~0#1 / 32768 then main_~_ha_hashv~0#1 else ~bitwiseXOr(main_~_ha_hashv~0#1, main_~_hj_j~0#1 / 32768)))); 1824#L757-44 goto; 1864#L757-46 goto; 1865#L757-48 goto; 1825#L757-122 call write~int(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_~user~0#1.base, 28 + main_~user~0#1.offset, 4);call write~int(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 1826#L757-51 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem48#1.base, main_#t~mem48#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem48#1.base, main_#t~mem48#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem48#1.base, main_#t~mem48#1.offset; 1868#L757-67 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem49#1.base, main_#t~mem49#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem50#1.base, main_#t~mem50#1.offset := read~$Pointer$(main_#t~mem49#1.base, 16 + main_#t~mem49#1.offset, 4);call main_#t~mem51#1.base, main_#t~mem51#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem52#1 := read~int(main_#t~mem51#1.base, 20 + main_#t~mem51#1.offset, 4);call write~$Pointer$(main_#t~mem50#1.base, main_#t~mem50#1.offset - main_#t~mem52#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem49#1.base, main_#t~mem49#1.offset;havoc main_#t~mem50#1.base, main_#t~mem50#1.offset;havoc main_#t~mem51#1.base, main_#t~mem51#1.offset;havoc main_#t~mem52#1;call main_#t~mem53#1.base, main_#t~mem53#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem54#1.base, main_#t~mem54#1.offset := read~$Pointer$(main_#t~mem53#1.base, 16 + main_#t~mem53#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem54#1.base, 8 + main_#t~mem54#1.offset, 4);havoc main_#t~mem53#1.base, main_#t~mem53#1.offset;havoc main_#t~mem54#1.base, main_#t~mem54#1.offset;call main_#t~mem55#1.base, main_#t~mem55#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem55#1.base, 16 + main_#t~mem55#1.offset, 4);havoc main_#t~mem55#1.base, main_#t~mem55#1.offset; 1869#L757-66 goto; 1794#L757-120 havoc main_~_ha_bkt~0#1;call main_#t~mem56#1.base, main_#t~mem56#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem57#1 := read~int(main_#t~mem56#1.base, 12 + main_#t~mem56#1.offset, 4);main_#t~post58#1 := main_#t~mem57#1;call write~int(1 + main_#t~post58#1, main_#t~mem56#1.base, 12 + main_#t~mem56#1.offset, 4);havoc main_#t~mem56#1.base, main_#t~mem56#1.offset;havoc main_#t~mem57#1;havoc main_#t~post58#1; 1843#L757-71 call main_#t~mem59#1.base, main_#t~mem59#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem60#1 := read~int(main_#t~mem59#1.base, 4 + main_#t~mem59#1.offset, 4);main_~_ha_bkt~0#1 := (if 0 == main_~_ha_hashv~0#1 || 0 == main_#t~mem60#1 - 1 then 0 else (if 1 == main_#t~mem60#1 - 1 then (if 1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1 then main_~_ha_hashv~0#1 else (if main_~_ha_hashv~0#1 >= 0 then main_~_ha_hashv~0#1 % 2 else ~bitwiseAnd(main_~_ha_hashv~0#1, main_#t~mem60#1 - 1))) else (if 1 == main_~_ha_hashv~0#1 then (if 1 == main_#t~mem60#1 - 1 || 0 == main_#t~mem60#1 - 1 then main_#t~mem60#1 - 1 else (if main_#t~mem60#1 - 1 >= 0 then (main_#t~mem60#1 - 1) % 2 else ~bitwiseAnd(main_~_ha_hashv~0#1, main_#t~mem60#1 - 1))) else ~bitwiseAnd(main_~_ha_hashv~0#1, main_#t~mem60#1 - 1))));havoc main_#t~mem59#1.base, main_#t~mem59#1.offset;havoc main_#t~mem60#1; 1844#L757-70 goto; 1856#L757-118 call main_#t~mem61#1.base, main_#t~mem61#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem62#1.base, main_#t~mem62#1.offset := read~$Pointer$(main_#t~mem61#1.base, main_#t~mem61#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem62#1.base, main_#t~mem62#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem61#1.base, main_#t~mem61#1.offset;havoc main_#t~mem62#1.base, main_#t~mem62#1.offset;call main_#t~mem63#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post64#1 := main_#t~mem63#1;call write~int(1 + main_#t~post64#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem63#1;havoc main_#t~post64#1;call main_#t~mem65#1.base, main_#t~mem65#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem65#1.base, main_#t~mem65#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem65#1.base, main_#t~mem65#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem66#1.base, main_#t~mem66#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 1861#L757-73 assume main_#t~mem66#1.base != 0 || main_#t~mem66#1.offset != 0;havoc main_#t~mem66#1.base, main_#t~mem66#1.offset;call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem67#1.base, 12 + main_#t~mem67#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; 1811#L757-75 call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem69#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem68#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short72#1 := main_#t~mem69#1 % 4294967296 >= 10 * (1 + main_#t~mem68#1) % 4294967296; 1812#L757-76 assume main_#t~short72#1;call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 36 + main_#t~mem70#1.offset, 4);main_#t~short72#1 := 0 == main_#t~mem71#1 % 4294967296; 1872#L757-78 assume !main_#t~short72#1;havoc main_#t~mem69#1;havoc main_#t~mem68#1;havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;havoc main_#t~short72#1; 1797#L757-117 goto; 1798#L757-119 goto; 1808#L757-121 goto; 1809#L757-123 goto; 1837#L750-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1830#L750-3 [2022-02-21 04:39:12,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 04:39:12,659 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 4 times [2022-02-21 04:39:12,659 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 04:39:12,659 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [14590701] [2022-02-21 04:39:12,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 04:39:12,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 04:39:12,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 04:39:12,670 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-21 04:39:12,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 04:39:12,681 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-21 04:39:12,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 04:39:12,681 INFO L85 PathProgramCache]: Analyzing trace with hash 511024167, now seen corresponding path program 1 times [2022-02-21 04:39:12,681 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 04:39:12,682 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [557678143] [2022-02-21 04:39:12,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 04:39:12,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 04:39:12,775 ERROR L252 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-02-21 04:39:12,775 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [921683498] [2022-02-21 04:39:12,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 04:39:12,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-21 04:39:12,776 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 04:39:12,820 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-21 04:39:12,821 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-02-21 04:39:13,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 04:39:13,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 1781 conjuncts, 4 conjunts are in the unsatisfiable core [2022-02-21 04:39:13,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 04:39:13,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-21 04:39:13,551 INFO L290 TraceCheckUtils]: 0: Hoare triple {2250#true} assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; {2250#true} is VALID [2022-02-21 04:39:13,551 INFO L290 TraceCheckUtils]: 1: Hoare triple {2250#true} assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); {2250#true} is VALID [2022-02-21 04:39:13,551 INFO L290 TraceCheckUtils]: 2: Hoare triple {2250#true} call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); {2250#true} is VALID [2022-02-21 04:39:13,551 INFO L290 TraceCheckUtils]: 3: Hoare triple {2250#true} havoc main_~_ha_hashv~0#1; {2250#true} is VALID [2022-02-21 04:39:13,551 INFO L290 TraceCheckUtils]: 4: Hoare triple {2250#true} goto; {2250#true} is VALID [2022-02-21 04:39:13,552 INFO L290 TraceCheckUtils]: 5: Hoare triple {2250#true} havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} is VALID [2022-02-21 04:39:13,552 INFO L290 TraceCheckUtils]: 6: Hoare triple {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} assume !(main_~_hj_k~0#1 % 4294967296 >= 12); {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} is VALID [2022-02-21 04:39:13,553 INFO L290 TraceCheckUtils]: 7: Hoare triple {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch19#1 := 11 == main_~_hj_k~0#1; {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} is VALID [2022-02-21 04:39:13,554 INFO L290 TraceCheckUtils]: 8: Hoare triple {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} assume !main_#t~switch19#1; {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} is VALID [2022-02-21 04:39:13,554 INFO L290 TraceCheckUtils]: 9: Hoare triple {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} main_#t~switch19#1 := main_#t~switch19#1 || 10 == main_~_hj_k~0#1; {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} is VALID [2022-02-21 04:39:13,555 INFO L290 TraceCheckUtils]: 10: Hoare triple {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} assume !main_#t~switch19#1; {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} is VALID [2022-02-21 04:39:13,556 INFO L290 TraceCheckUtils]: 11: Hoare triple {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} main_#t~switch19#1 := main_#t~switch19#1 || 9 == main_~_hj_k~0#1; {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} is VALID [2022-02-21 04:39:13,557 INFO L290 TraceCheckUtils]: 12: Hoare triple {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} assume !main_#t~switch19#1; {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} is VALID [2022-02-21 04:39:13,563 INFO L290 TraceCheckUtils]: 13: Hoare triple {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} main_#t~switch19#1 := main_#t~switch19#1 || 8 == main_~_hj_k~0#1; {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} is VALID [2022-02-21 04:39:13,564 INFO L290 TraceCheckUtils]: 14: Hoare triple {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} assume !main_#t~switch19#1; {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} is VALID [2022-02-21 04:39:13,564 INFO L290 TraceCheckUtils]: 15: Hoare triple {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} main_#t~switch19#1 := main_#t~switch19#1 || 7 == main_~_hj_k~0#1; {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} is VALID [2022-02-21 04:39:13,579 INFO L290 TraceCheckUtils]: 16: Hoare triple {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} assume !main_#t~switch19#1; {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} is VALID [2022-02-21 04:39:13,580 INFO L290 TraceCheckUtils]: 17: Hoare triple {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} main_#t~switch19#1 := main_#t~switch19#1 || 6 == main_~_hj_k~0#1; {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} is VALID [2022-02-21 04:39:13,581 INFO L290 TraceCheckUtils]: 18: Hoare triple {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} assume !main_#t~switch19#1; {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} is VALID [2022-02-21 04:39:13,581 INFO L290 TraceCheckUtils]: 19: Hoare triple {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} main_#t~switch19#1 := main_#t~switch19#1 || 5 == main_~_hj_k~0#1; {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} is VALID [2022-02-21 04:39:13,581 INFO L290 TraceCheckUtils]: 20: Hoare triple {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} assume !main_#t~switch19#1; {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} is VALID [2022-02-21 04:39:13,582 INFO L290 TraceCheckUtils]: 21: Hoare triple {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} main_#t~switch19#1 := main_#t~switch19#1 || 4 == main_~_hj_k~0#1; {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} is VALID [2022-02-21 04:39:13,583 INFO L290 TraceCheckUtils]: 22: Hoare triple {2270#(<= 4 |ULTIMATE.start_main_~_hj_k~0#1|)} assume !main_#t~switch19#1; {2322#(and (not |ULTIMATE.start_main_#t~switch19#1|) (<= 4 |ULTIMATE.start_main_~_hj_k~0#1|))} is VALID [2022-02-21 04:39:13,583 INFO L290 TraceCheckUtils]: 23: Hoare triple {2322#(and (not |ULTIMATE.start_main_#t~switch19#1|) (<= 4 |ULTIMATE.start_main_~_hj_k~0#1|))} main_#t~switch19#1 := main_#t~switch19#1 || 3 == main_~_hj_k~0#1; {2326#(not |ULTIMATE.start_main_#t~switch19#1|)} is VALID [2022-02-21 04:39:13,583 INFO L290 TraceCheckUtils]: 24: Hoare triple {2326#(not |ULTIMATE.start_main_#t~switch19#1|)} assume main_#t~switch19#1;call main_#t~mem28#1 := read~int(main_~_hj_key~0#1.base, 2 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 65536 * (main_#t~mem28#1 % 256);havoc main_#t~mem28#1; {2251#false} is VALID [2022-02-21 04:39:13,584 INFO L290 TraceCheckUtils]: 25: Hoare triple {2251#false} main_#t~switch19#1 := main_#t~switch19#1 || 2 == main_~_hj_k~0#1; {2251#false} is VALID [2022-02-21 04:39:13,584 INFO L290 TraceCheckUtils]: 26: Hoare triple {2251#false} assume main_#t~switch19#1;call main_#t~mem29#1 := read~int(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem29#1 % 256);havoc main_#t~mem29#1; {2251#false} is VALID [2022-02-21 04:39:13,584 INFO L290 TraceCheckUtils]: 27: Hoare triple {2251#false} main_#t~switch19#1 := main_#t~switch19#1 || 1 == main_~_hj_k~0#1; {2251#false} is VALID [2022-02-21 04:39:13,584 INFO L290 TraceCheckUtils]: 28: Hoare triple {2251#false} assume main_#t~switch19#1;call main_#t~mem30#1 := read~int(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + main_#t~mem30#1 % 256;havoc main_#t~mem30#1; {2251#false} is VALID [2022-02-21 04:39:13,584 INFO L290 TraceCheckUtils]: 29: Hoare triple {2251#false} havoc main_#t~switch19#1; {2251#false} is VALID [2022-02-21 04:39:13,584 INFO L290 TraceCheckUtils]: 30: Hoare triple {2251#false} main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1;main_~_hj_i~0#1 := (if (1 == main_~_hj_i~0#1 || 0 == main_~_hj_i~0#1) && (1 == main_~_ha_hashv~0#1 / 8192 || 0 == main_~_ha_hashv~0#1 / 8192) then (if main_~_hj_i~0#1 == main_~_ha_hashv~0#1 / 8192 then 0 else 1) else (if 0 == main_~_hj_i~0#1 then main_~_ha_hashv~0#1 / 8192 else (if 0 == main_~_ha_hashv~0#1 / 8192 then main_~_hj_i~0#1 else ~bitwiseXOr(main_~_hj_i~0#1, main_~_ha_hashv~0#1 / 8192))));main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1;main_~_hj_j~0#1 := (if (1 == main_~_hj_j~0#1 || 0 == main_~_hj_j~0#1) && (1 == 256 * main_~_hj_i~0#1 || 0 == 256 * main_~_hj_i~0#1) then (if main_~_hj_j~0#1 == 256 * main_~_hj_i~0#1 then 0 else 1) else (if 0 == main_~_hj_j~0#1 then 256 * main_~_hj_i~0#1 else (if 0 == 256 * main_~_hj_i~0#1 then main_~_hj_j~0#1 else ~bitwiseXOr(main_~_hj_j~0#1, 256 * main_~_hj_i~0#1))));main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1;main_~_ha_hashv~0#1 := (if (1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1) && (1 == main_~_hj_j~0#1 / 8192 || 0 == main_~_hj_j~0#1 / 8192) then (if main_~_ha_hashv~0#1 == main_~_hj_j~0#1 / 8192 then 0 else 1) else (if 0 == main_~_ha_hashv~0#1 then main_~_hj_j~0#1 / 8192 else (if 0 == main_~_hj_j~0#1 / 8192 then main_~_ha_hashv~0#1 else ~bitwiseXOr(main_~_ha_hashv~0#1, main_~_hj_j~0#1 / 8192))));main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1;main_~_hj_i~0#1 := (if (1 == main_~_hj_i~0#1 || 0 == main_~_hj_i~0#1) && (1 == main_~_ha_hashv~0#1 / 4096 || 0 == main_~_ha_hashv~0#1 / 4096) then (if main_~_hj_i~0#1 == main_~_ha_hashv~0#1 / 4096 then 0 else 1) else (if 0 == main_~_hj_i~0#1 then main_~_ha_hashv~0#1 / 4096 else (if 0 == main_~_ha_hashv~0#1 / 4096 then main_~_hj_i~0#1 else ~bitwiseXOr(main_~_hj_i~0#1, main_~_ha_hashv~0#1 / 4096))));main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1;main_~_hj_j~0#1 := (if (1 == main_~_hj_j~0#1 || 0 == main_~_hj_j~0#1) && (1 == 65536 * main_~_hj_i~0#1 || 0 == 65536 * main_~_hj_i~0#1) then (if main_~_hj_j~0#1 == 65536 * main_~_hj_i~0#1 then 0 else 1) else (if 0 == main_~_hj_j~0#1 then 65536 * main_~_hj_i~0#1 else (if 0 == 65536 * main_~_hj_i~0#1 then main_~_hj_j~0#1 else ~bitwiseXOr(main_~_hj_j~0#1, 65536 * main_~_hj_i~0#1))));main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1;main_~_ha_hashv~0#1 := (if (1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1) && (1 == main_~_hj_j~0#1 / 32 || 0 == main_~_hj_j~0#1 / 32) then (if main_~_ha_hashv~0#1 == main_~_hj_j~0#1 / 32 then 0 else 1) else (if 0 == main_~_ha_hashv~0#1 then main_~_hj_j~0#1 / 32 else (if 0 == main_~_hj_j~0#1 / 32 then main_~_ha_hashv~0#1 else ~bitwiseXOr(main_~_ha_hashv~0#1, main_~_hj_j~0#1 / 32))));main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1;main_~_hj_i~0#1 := (if (1 == main_~_hj_i~0#1 || 0 == main_~_hj_i~0#1) && (1 == main_~_ha_hashv~0#1 / 8 || 0 == main_~_ha_hashv~0#1 / 8) then (if main_~_hj_i~0#1 == main_~_ha_hashv~0#1 / 8 then 0 else 1) else (if 0 == main_~_hj_i~0#1 then main_~_ha_hashv~0#1 / 8 else (if 0 == main_~_ha_hashv~0#1 / 8 then main_~_hj_i~0#1 else ~bitwiseXOr(main_~_hj_i~0#1, main_~_ha_hashv~0#1 / 8))));main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1;main_~_hj_j~0#1 := (if (1 == main_~_hj_j~0#1 || 0 == main_~_hj_j~0#1) && (1 == 1024 * main_~_hj_i~0#1 || 0 == 1024 * main_~_hj_i~0#1) then (if main_~_hj_j~0#1 == 1024 * main_~_hj_i~0#1 then 0 else 1) else (if 0 == main_~_hj_j~0#1 then 1024 * main_~_hj_i~0#1 else (if 0 == 1024 * main_~_hj_i~0#1 then main_~_hj_j~0#1 else ~bitwiseXOr(main_~_hj_j~0#1, 1024 * main_~_hj_i~0#1))));main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1;main_~_ha_hashv~0#1 := (if (1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1) && (1 == main_~_hj_j~0#1 / 32768 || 0 == main_~_hj_j~0#1 / 32768) then (if main_~_ha_hashv~0#1 == main_~_hj_j~0#1 / 32768 then 0 else 1) else (if 0 == main_~_ha_hashv~0#1 then main_~_hj_j~0#1 / 32768 else (if 0 == main_~_hj_j~0#1 / 32768 then main_~_ha_hashv~0#1 else ~bitwiseXOr(main_~_ha_hashv~0#1, main_~_hj_j~0#1 / 32768)))); {2251#false} is VALID [2022-02-21 04:39:13,584 INFO L290 TraceCheckUtils]: 31: Hoare triple {2251#false} goto; {2251#false} is VALID [2022-02-21 04:39:13,584 INFO L290 TraceCheckUtils]: 32: Hoare triple {2251#false} goto; {2251#false} is VALID [2022-02-21 04:39:13,584 INFO L290 TraceCheckUtils]: 33: Hoare triple {2251#false} goto; {2251#false} is VALID [2022-02-21 04:39:13,584 INFO L290 TraceCheckUtils]: 34: Hoare triple {2251#false} call write~int(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_~user~0#1.base, 28 + main_~user~0#1.offset, 4);call write~int(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); {2251#false} is VALID [2022-02-21 04:39:13,584 INFO L290 TraceCheckUtils]: 35: Hoare triple {2251#false} assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem48#1.base, main_#t~mem48#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem48#1.base, main_#t~mem48#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem48#1.base, main_#t~mem48#1.offset; {2251#false} is VALID [2022-02-21 04:39:13,585 INFO L290 TraceCheckUtils]: 36: Hoare triple {2251#false} call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem49#1.base, main_#t~mem49#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem50#1.base, main_#t~mem50#1.offset := read~$Pointer$(main_#t~mem49#1.base, 16 + main_#t~mem49#1.offset, 4);call main_#t~mem51#1.base, main_#t~mem51#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem52#1 := read~int(main_#t~mem51#1.base, 20 + main_#t~mem51#1.offset, 4);call write~$Pointer$(main_#t~mem50#1.base, main_#t~mem50#1.offset - main_#t~mem52#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem49#1.base, main_#t~mem49#1.offset;havoc main_#t~mem50#1.base, main_#t~mem50#1.offset;havoc main_#t~mem51#1.base, main_#t~mem51#1.offset;havoc main_#t~mem52#1;call main_#t~mem53#1.base, main_#t~mem53#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem54#1.base, main_#t~mem54#1.offset := read~$Pointer$(main_#t~mem53#1.base, 16 + main_#t~mem53#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem54#1.base, 8 + main_#t~mem54#1.offset, 4);havoc main_#t~mem53#1.base, main_#t~mem53#1.offset;havoc main_#t~mem54#1.base, main_#t~mem54#1.offset;call main_#t~mem55#1.base, main_#t~mem55#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem55#1.base, 16 + main_#t~mem55#1.offset, 4);havoc main_#t~mem55#1.base, main_#t~mem55#1.offset; {2251#false} is VALID [2022-02-21 04:39:13,585 INFO L290 TraceCheckUtils]: 37: Hoare triple {2251#false} goto; {2251#false} is VALID [2022-02-21 04:39:13,585 INFO L290 TraceCheckUtils]: 38: Hoare triple {2251#false} havoc main_~_ha_bkt~0#1;call main_#t~mem56#1.base, main_#t~mem56#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem57#1 := read~int(main_#t~mem56#1.base, 12 + main_#t~mem56#1.offset, 4);main_#t~post58#1 := main_#t~mem57#1;call write~int(1 + main_#t~post58#1, main_#t~mem56#1.base, 12 + main_#t~mem56#1.offset, 4);havoc main_#t~mem56#1.base, main_#t~mem56#1.offset;havoc main_#t~mem57#1;havoc main_#t~post58#1; {2251#false} is VALID [2022-02-21 04:39:13,585 INFO L290 TraceCheckUtils]: 39: Hoare triple {2251#false} call main_#t~mem59#1.base, main_#t~mem59#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem60#1 := read~int(main_#t~mem59#1.base, 4 + main_#t~mem59#1.offset, 4);main_~_ha_bkt~0#1 := (if 0 == main_~_ha_hashv~0#1 || 0 == main_#t~mem60#1 - 1 then 0 else (if 1 == main_#t~mem60#1 - 1 then (if 1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1 then main_~_ha_hashv~0#1 else (if main_~_ha_hashv~0#1 >= 0 then main_~_ha_hashv~0#1 % 2 else ~bitwiseAnd(main_~_ha_hashv~0#1, main_#t~mem60#1 - 1))) else (if 1 == main_~_ha_hashv~0#1 then (if 1 == main_#t~mem60#1 - 1 || 0 == main_#t~mem60#1 - 1 then main_#t~mem60#1 - 1 else (if main_#t~mem60#1 - 1 >= 0 then (main_#t~mem60#1 - 1) % 2 else ~bitwiseAnd(main_~_ha_hashv~0#1, main_#t~mem60#1 - 1))) else ~bitwiseAnd(main_~_ha_hashv~0#1, main_#t~mem60#1 - 1))));havoc main_#t~mem59#1.base, main_#t~mem59#1.offset;havoc main_#t~mem60#1; {2251#false} is VALID [2022-02-21 04:39:13,585 INFO L290 TraceCheckUtils]: 40: Hoare triple {2251#false} goto; {2251#false} is VALID [2022-02-21 04:39:13,585 INFO L290 TraceCheckUtils]: 41: Hoare triple {2251#false} call main_#t~mem61#1.base, main_#t~mem61#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem62#1.base, main_#t~mem62#1.offset := read~$Pointer$(main_#t~mem61#1.base, main_#t~mem61#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem62#1.base, main_#t~mem62#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem61#1.base, main_#t~mem61#1.offset;havoc main_#t~mem62#1.base, main_#t~mem62#1.offset;call main_#t~mem63#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post64#1 := main_#t~mem63#1;call write~int(1 + main_#t~post64#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem63#1;havoc main_#t~post64#1;call main_#t~mem65#1.base, main_#t~mem65#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem65#1.base, main_#t~mem65#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem65#1.base, main_#t~mem65#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem66#1.base, main_#t~mem66#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); {2251#false} is VALID [2022-02-21 04:39:13,585 INFO L290 TraceCheckUtils]: 42: Hoare triple {2251#false} assume main_#t~mem66#1.base != 0 || main_#t~mem66#1.offset != 0;havoc main_#t~mem66#1.base, main_#t~mem66#1.offset;call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem67#1.base, 12 + main_#t~mem67#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; {2251#false} is VALID [2022-02-21 04:39:13,585 INFO L290 TraceCheckUtils]: 43: Hoare triple {2251#false} call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem69#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem68#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short72#1 := main_#t~mem69#1 % 4294967296 >= 10 * (1 + main_#t~mem68#1) % 4294967296; {2251#false} is VALID [2022-02-21 04:39:13,585 INFO L290 TraceCheckUtils]: 44: Hoare triple {2251#false} assume main_#t~short72#1;call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 36 + main_#t~mem70#1.offset, 4);main_#t~short72#1 := 0 == main_#t~mem71#1 % 4294967296; {2251#false} is VALID [2022-02-21 04:39:13,585 INFO L290 TraceCheckUtils]: 45: Hoare triple {2251#false} assume !main_#t~short72#1;havoc main_#t~mem69#1;havoc main_#t~mem68#1;havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;havoc main_#t~short72#1; {2251#false} is VALID [2022-02-21 04:39:13,585 INFO L290 TraceCheckUtils]: 46: Hoare triple {2251#false} goto; {2251#false} is VALID [2022-02-21 04:39:13,585 INFO L290 TraceCheckUtils]: 47: Hoare triple {2251#false} goto; {2251#false} is VALID [2022-02-21 04:39:13,586 INFO L290 TraceCheckUtils]: 48: Hoare triple {2251#false} goto; {2251#false} is VALID [2022-02-21 04:39:13,586 INFO L290 TraceCheckUtils]: 49: Hoare triple {2251#false} goto; {2251#false} is VALID [2022-02-21 04:39:13,586 INFO L290 TraceCheckUtils]: 50: Hoare triple {2251#false} main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; {2251#false} is VALID [2022-02-21 04:39:13,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-21 04:39:13,586 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-02-21 04:39:13,586 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-21 04:39:13,586 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [557678143] [2022-02-21 04:39:13,586 WARN L317 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-02-21 04:39:13,586 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [921683498] [2022-02-21 04:39:13,586 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [921683498] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-21 04:39:13,586 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-21 04:39:13,587 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-21 04:39:13,587 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759542115] [2022-02-21 04:39:13,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-21 04:39:13,587 INFO L808 eck$LassoCheckResult]: loop already infeasible [2022-02-21 04:39:13,587 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-21 04:39:13,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-21 04:39:13,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-02-21 04:39:13,588 INFO L87 Difference]: Start difference. First operand 135 states and 166 transitions. cyclomatic complexity: 34 Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 04:39:14,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 04:39:14,588 INFO L93 Difference]: Finished difference Result 265 states and 324 transitions. [2022-02-21 04:39:14,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-21 04:39:14,589 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 04:39:14,632 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 51 edges. 51 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 04:39:14,633 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 265 states and 324 transitions. [2022-02-21 04:39:14,638 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 257 [2022-02-21 04:39:14,643 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 265 states to 265 states and 324 transitions. [2022-02-21 04:39:14,643 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 265 [2022-02-21 04:39:14,643 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 265 [2022-02-21 04:39:14,643 INFO L73 IsDeterministic]: Start isDeterministic. Operand 265 states and 324 transitions. [2022-02-21 04:39:14,643 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-02-21 04:39:14,644 INFO L681 BuchiCegarLoop]: Abstraction has 265 states and 324 transitions. [2022-02-21 04:39:14,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 265 states and 324 transitions. [2022-02-21 04:39:14,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 265 to 158. [2022-02-21 04:39:14,647 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-21 04:39:14,648 INFO L82 GeneralOperation]: Start isEquivalent. First operand 265 states and 324 transitions. Second operand has 158 states, 154 states have (on average 1.2012987012987013) internal successors, (185), 153 states have internal predecessors, (185), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-21 04:39:14,648 INFO L74 IsIncluded]: Start isIncluded. First operand 265 states and 324 transitions. Second operand has 158 states, 154 states have (on average 1.2012987012987013) internal successors, (185), 153 states have internal predecessors, (185), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-21 04:39:14,648 INFO L87 Difference]: Start difference. First operand 265 states and 324 transitions. Second operand has 158 states, 154 states have (on average 1.2012987012987013) internal successors, (185), 153 states have internal predecessors, (185), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-21 04:39:14,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 04:39:14,653 INFO L93 Difference]: Finished difference Result 265 states and 324 transitions. [2022-02-21 04:39:14,653 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 324 transitions. [2022-02-21 04:39:14,653 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 04:39:14,653 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 04:39:14,654 INFO L74 IsIncluded]: Start isIncluded. First operand has 158 states, 154 states have (on average 1.2012987012987013) internal successors, (185), 153 states have internal predecessors, (185), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand 265 states and 324 transitions. [2022-02-21 04:39:14,654 INFO L87 Difference]: Start difference. First operand has 158 states, 154 states have (on average 1.2012987012987013) internal successors, (185), 153 states have internal predecessors, (185), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand 265 states and 324 transitions. [2022-02-21 04:39:14,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 04:39:14,659 INFO L93 Difference]: Finished difference Result 265 states and 324 transitions. [2022-02-21 04:39:14,659 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 324 transitions. [2022-02-21 04:39:14,659 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 04:39:14,659 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 04:39:14,659 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-21 04:39:14,659 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-21 04:39:14,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 154 states have (on average 1.2012987012987013) internal successors, (185), 153 states have internal predecessors, (185), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-21 04:39:14,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 191 transitions. [2022-02-21 04:39:14,662 INFO L704 BuchiCegarLoop]: Abstraction has 158 states and 191 transitions. [2022-02-21 04:39:14,662 INFO L587 BuchiCegarLoop]: Abstraction has 158 states and 191 transitions. [2022-02-21 04:39:14,662 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2022-02-21 04:39:14,663 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 158 states and 191 transitions. [2022-02-21 04:39:14,663 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 151 [2022-02-21 04:39:14,663 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 04:39:14,663 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 04:39:14,664 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2022-02-21 04:39:14,664 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-21 04:39:14,664 INFO L791 eck$LassoCheckResult]: Stem: 2800#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);~count_int_int~0 := 0; 2743#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem8#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~switch19#1, main_#t~mem20#1, main_#t~mem21#1, main_#t~mem22#1, main_#t~mem23#1, main_#t~mem24#1, main_#t~mem25#1, main_#t~mem26#1, main_#t~mem27#1, main_#t~mem28#1, main_#t~mem29#1, main_#t~mem30#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~malloc31#1.base, main_#t~malloc31#1.offset, main_#t~mem32#1.base, main_#t~mem32#1.offset, main_#t~mem33#1.base, main_#t~mem33#1.offset, main_#t~memset~res34#1.base, main_#t~memset~res34#1.offset, main_#t~mem35#1.base, main_#t~mem35#1.offset, main_#t~mem36#1.base, main_#t~mem36#1.offset, main_#t~mem37#1.base, main_#t~mem37#1.offset, main_#t~mem38#1.base, main_#t~mem38#1.offset, main_#t~mem39#1.base, main_#t~mem39#1.offset, main_#t~malloc40#1.base, main_#t~malloc40#1.offset, main_#t~mem41#1.base, main_#t~mem41#1.offset, main_#t~mem42#1.base, main_#t~mem42#1.offset, main_#t~mem43#1.base, main_#t~mem43#1.offset, main_#t~mem44#1.base, main_#t~mem44#1.offset, main_#t~mem45#1.base, main_#t~mem45#1.offset, main_#t~mem46#1.base, main_#t~mem46#1.offset, main_#t~memset~res47#1.base, main_#t~memset~res47#1.offset, main_#t~mem48#1.base, main_#t~mem48#1.offset, main_#t~mem49#1.base, main_#t~mem49#1.offset, main_#t~mem50#1.base, main_#t~mem50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~mem52#1, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1, main_#t~post58#1, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1, main_#t~post64#1, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem69#1, main_#t~mem68#1, main_#t~mem70#1.base, main_#t~mem70#1.offset, main_#t~mem71#1, main_#t~short72#1, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1, main_#t~malloc75#1.base, main_#t~malloc75#1.offset, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~memset~res80#1.base, main_#t~memset~res80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem85#1, main_#t~mem83#1.base, main_#t~mem83#1.offset, main_#t~mem84#1, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem89#1, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem88#1, main_#t~ite90#1, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem101#1, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~pre104#1, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~post109#1, main_#t~mem113#1, main_#t~mem111#1, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem112#1, main_#t~mem114#1, main_#t~post115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1.base, main_#t~mem117#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~post92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem122#1, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1, main_#t~post125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem132#1, main_#t~mem130#1.base, main_#t~mem130#1.offset, main_#t~mem131#1, main_#t~ite135#1, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1, main_#t~mem136#1.base, main_#t~mem136#1.offset, main_#t~mem137#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~post5#1, main_#t~mem140#1, main_#t~mem141#1, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;havoc main_~i~0#1;havoc main_~user~0#1.base, main_~user~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;main_~i~0#1 := 0; 2744#L750-3 [2022-02-21 04:39:14,664 INFO L793 eck$LassoCheckResult]: Loop: 2744#L750-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 2772#L752 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 2773#L752-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); 2775#L757-124 havoc main_~_ha_hashv~0#1; 2774#L757-49 goto; 2759#L757-47 havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; 2760#L757-8 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 2826#L757-9 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch19#1 := 11 == main_~_hj_k~0#1; 2825#L757-10 assume !main_#t~switch19#1; 2824#L757-12 main_#t~switch19#1 := main_#t~switch19#1 || 10 == main_~_hj_k~0#1; 2823#L757-13 assume !main_#t~switch19#1; 2822#L757-15 main_#t~switch19#1 := main_#t~switch19#1 || 9 == main_~_hj_k~0#1; 2821#L757-16 assume !main_#t~switch19#1; 2820#L757-18 main_#t~switch19#1 := main_#t~switch19#1 || 8 == main_~_hj_k~0#1; 2819#L757-19 assume !main_#t~switch19#1; 2818#L757-21 main_#t~switch19#1 := main_#t~switch19#1 || 7 == main_~_hj_k~0#1; 2817#L757-22 assume !main_#t~switch19#1; 2816#L757-24 main_#t~switch19#1 := main_#t~switch19#1 || 6 == main_~_hj_k~0#1; 2815#L757-25 assume !main_#t~switch19#1; 2814#L757-27 main_#t~switch19#1 := main_#t~switch19#1 || 5 == main_~_hj_k~0#1; 2813#L757-28 assume !main_#t~switch19#1; 2812#L757-30 main_#t~switch19#1 := main_#t~switch19#1 || 4 == main_~_hj_k~0#1; 2811#L757-31 assume main_#t~switch19#1;call main_#t~mem27#1 := read~int(main_~_hj_key~0#1.base, 3 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 16777216 * (main_#t~mem27#1 % 256);havoc main_#t~mem27#1; 2681#L757-33 main_#t~switch19#1 := main_#t~switch19#1 || 3 == main_~_hj_k~0#1; 2682#L757-34 assume main_#t~switch19#1;call main_#t~mem28#1 := read~int(main_~_hj_key~0#1.base, 2 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 65536 * (main_#t~mem28#1 % 256);havoc main_#t~mem28#1; 2755#L757-36 main_#t~switch19#1 := main_#t~switch19#1 || 2 == main_~_hj_k~0#1; 2804#L757-37 assume main_#t~switch19#1;call main_#t~mem29#1 := read~int(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem29#1 % 256);havoc main_#t~mem29#1; 2797#L757-39 main_#t~switch19#1 := main_#t~switch19#1 || 1 == main_~_hj_k~0#1; 2798#L757-40 assume main_#t~switch19#1;call main_#t~mem30#1 := read~int(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + main_#t~mem30#1 % 256;havoc main_#t~mem30#1; 2688#L757-42 havoc main_#t~switch19#1; 2689#L757-45 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1;main_~_hj_i~0#1 := (if (1 == main_~_hj_i~0#1 || 0 == main_~_hj_i~0#1) && (1 == main_~_ha_hashv~0#1 / 8192 || 0 == main_~_ha_hashv~0#1 / 8192) then (if main_~_hj_i~0#1 == main_~_ha_hashv~0#1 / 8192 then 0 else 1) else (if 0 == main_~_hj_i~0#1 then main_~_ha_hashv~0#1 / 8192 else (if 0 == main_~_ha_hashv~0#1 / 8192 then main_~_hj_i~0#1 else ~bitwiseXOr(main_~_hj_i~0#1, main_~_ha_hashv~0#1 / 8192))));main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1;main_~_hj_j~0#1 := (if (1 == main_~_hj_j~0#1 || 0 == main_~_hj_j~0#1) && (1 == 256 * main_~_hj_i~0#1 || 0 == 256 * main_~_hj_i~0#1) then (if main_~_hj_j~0#1 == 256 * main_~_hj_i~0#1 then 0 else 1) else (if 0 == main_~_hj_j~0#1 then 256 * main_~_hj_i~0#1 else (if 0 == 256 * main_~_hj_i~0#1 then main_~_hj_j~0#1 else ~bitwiseXOr(main_~_hj_j~0#1, 256 * main_~_hj_i~0#1))));main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1;main_~_ha_hashv~0#1 := (if (1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1) && (1 == main_~_hj_j~0#1 / 8192 || 0 == main_~_hj_j~0#1 / 8192) then (if main_~_ha_hashv~0#1 == main_~_hj_j~0#1 / 8192 then 0 else 1) else (if 0 == main_~_ha_hashv~0#1 then main_~_hj_j~0#1 / 8192 else (if 0 == main_~_hj_j~0#1 / 8192 then main_~_ha_hashv~0#1 else ~bitwiseXOr(main_~_ha_hashv~0#1, main_~_hj_j~0#1 / 8192))));main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1;main_~_hj_i~0#1 := (if (1 == main_~_hj_i~0#1 || 0 == main_~_hj_i~0#1) && (1 == main_~_ha_hashv~0#1 / 4096 || 0 == main_~_ha_hashv~0#1 / 4096) then (if main_~_hj_i~0#1 == main_~_ha_hashv~0#1 / 4096 then 0 else 1) else (if 0 == main_~_hj_i~0#1 then main_~_ha_hashv~0#1 / 4096 else (if 0 == main_~_ha_hashv~0#1 / 4096 then main_~_hj_i~0#1 else ~bitwiseXOr(main_~_hj_i~0#1, main_~_ha_hashv~0#1 / 4096))));main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1;main_~_hj_j~0#1 := (if (1 == main_~_hj_j~0#1 || 0 == main_~_hj_j~0#1) && (1 == 65536 * main_~_hj_i~0#1 || 0 == 65536 * main_~_hj_i~0#1) then (if main_~_hj_j~0#1 == 65536 * main_~_hj_i~0#1 then 0 else 1) else (if 0 == main_~_hj_j~0#1 then 65536 * main_~_hj_i~0#1 else (if 0 == 65536 * main_~_hj_i~0#1 then main_~_hj_j~0#1 else ~bitwiseXOr(main_~_hj_j~0#1, 65536 * main_~_hj_i~0#1))));main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1;main_~_ha_hashv~0#1 := (if (1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1) && (1 == main_~_hj_j~0#1 / 32 || 0 == main_~_hj_j~0#1 / 32) then (if main_~_ha_hashv~0#1 == main_~_hj_j~0#1 / 32 then 0 else 1) else (if 0 == main_~_ha_hashv~0#1 then main_~_hj_j~0#1 / 32 else (if 0 == main_~_hj_j~0#1 / 32 then main_~_ha_hashv~0#1 else ~bitwiseXOr(main_~_ha_hashv~0#1, main_~_hj_j~0#1 / 32))));main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1;main_~_hj_i~0#1 := (if (1 == main_~_hj_i~0#1 || 0 == main_~_hj_i~0#1) && (1 == main_~_ha_hashv~0#1 / 8 || 0 == main_~_ha_hashv~0#1 / 8) then (if main_~_hj_i~0#1 == main_~_ha_hashv~0#1 / 8 then 0 else 1) else (if 0 == main_~_hj_i~0#1 then main_~_ha_hashv~0#1 / 8 else (if 0 == main_~_ha_hashv~0#1 / 8 then main_~_hj_i~0#1 else ~bitwiseXOr(main_~_hj_i~0#1, main_~_ha_hashv~0#1 / 8))));main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1;main_~_hj_j~0#1 := (if (1 == main_~_hj_j~0#1 || 0 == main_~_hj_j~0#1) && (1 == 1024 * main_~_hj_i~0#1 || 0 == 1024 * main_~_hj_i~0#1) then (if main_~_hj_j~0#1 == 1024 * main_~_hj_i~0#1 then 0 else 1) else (if 0 == main_~_hj_j~0#1 then 1024 * main_~_hj_i~0#1 else (if 0 == 1024 * main_~_hj_i~0#1 then main_~_hj_j~0#1 else ~bitwiseXOr(main_~_hj_j~0#1, 1024 * main_~_hj_i~0#1))));main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1;main_~_ha_hashv~0#1 := (if (1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1) && (1 == main_~_hj_j~0#1 / 32768 || 0 == main_~_hj_j~0#1 / 32768) then (if main_~_ha_hashv~0#1 == main_~_hj_j~0#1 / 32768 then 0 else 1) else (if 0 == main_~_ha_hashv~0#1 then main_~_hj_j~0#1 / 32768 else (if 0 == main_~_hj_j~0#1 / 32768 then main_~_ha_hashv~0#1 else ~bitwiseXOr(main_~_ha_hashv~0#1, main_~_hj_j~0#1 / 32768)))); 2740#L757-44 goto; 2779#L757-46 goto; 2780#L757-48 goto; 2741#L757-122 call write~int(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_~user~0#1.base, 28 + main_~user~0#1.offset, 4);call write~int(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 2742#L757-51 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem48#1.base, main_#t~mem48#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem48#1.base, main_#t~mem48#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem48#1.base, main_#t~mem48#1.offset; 2783#L757-67 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem49#1.base, main_#t~mem49#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem50#1.base, main_#t~mem50#1.offset := read~$Pointer$(main_#t~mem49#1.base, 16 + main_#t~mem49#1.offset, 4);call main_#t~mem51#1.base, main_#t~mem51#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem52#1 := read~int(main_#t~mem51#1.base, 20 + main_#t~mem51#1.offset, 4);call write~$Pointer$(main_#t~mem50#1.base, main_#t~mem50#1.offset - main_#t~mem52#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem49#1.base, main_#t~mem49#1.offset;havoc main_#t~mem50#1.base, main_#t~mem50#1.offset;havoc main_#t~mem51#1.base, main_#t~mem51#1.offset;havoc main_#t~mem52#1;call main_#t~mem53#1.base, main_#t~mem53#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem54#1.base, main_#t~mem54#1.offset := read~$Pointer$(main_#t~mem53#1.base, 16 + main_#t~mem53#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem54#1.base, 8 + main_#t~mem54#1.offset, 4);havoc main_#t~mem53#1.base, main_#t~mem53#1.offset;havoc main_#t~mem54#1.base, main_#t~mem54#1.offset;call main_#t~mem55#1.base, main_#t~mem55#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem55#1.base, 16 + main_#t~mem55#1.offset, 4);havoc main_#t~mem55#1.base, main_#t~mem55#1.offset; 2784#L757-66 goto; 2708#L757-120 havoc main_~_ha_bkt~0#1;call main_#t~mem56#1.base, main_#t~mem56#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem57#1 := read~int(main_#t~mem56#1.base, 12 + main_#t~mem56#1.offset, 4);main_#t~post58#1 := main_#t~mem57#1;call write~int(1 + main_#t~post58#1, main_#t~mem56#1.base, 12 + main_#t~mem56#1.offset, 4);havoc main_#t~mem56#1.base, main_#t~mem56#1.offset;havoc main_#t~mem57#1;havoc main_#t~post58#1; 2757#L757-71 call main_#t~mem59#1.base, main_#t~mem59#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem60#1 := read~int(main_#t~mem59#1.base, 4 + main_#t~mem59#1.offset, 4);main_~_ha_bkt~0#1 := (if 0 == main_~_ha_hashv~0#1 || 0 == main_#t~mem60#1 - 1 then 0 else (if 1 == main_#t~mem60#1 - 1 then (if 1 == main_~_ha_hashv~0#1 || 0 == main_~_ha_hashv~0#1 then main_~_ha_hashv~0#1 else (if main_~_ha_hashv~0#1 >= 0 then main_~_ha_hashv~0#1 % 2 else ~bitwiseAnd(main_~_ha_hashv~0#1, main_#t~mem60#1 - 1))) else (if 1 == main_~_ha_hashv~0#1 then (if 1 == main_#t~mem60#1 - 1 || 0 == main_#t~mem60#1 - 1 then main_#t~mem60#1 - 1 else (if main_#t~mem60#1 - 1 >= 0 then (main_#t~mem60#1 - 1) % 2 else ~bitwiseAnd(main_~_ha_hashv~0#1, main_#t~mem60#1 - 1))) else ~bitwiseAnd(main_~_ha_hashv~0#1, main_#t~mem60#1 - 1))));havoc main_#t~mem59#1.base, main_#t~mem59#1.offset;havoc main_#t~mem60#1; 2758#L757-70 goto; 2771#L757-118 call main_#t~mem61#1.base, main_#t~mem61#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem62#1.base, main_#t~mem62#1.offset := read~$Pointer$(main_#t~mem61#1.base, main_#t~mem61#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem62#1.base, main_#t~mem62#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem61#1.base, main_#t~mem61#1.offset;havoc main_#t~mem62#1.base, main_#t~mem62#1.offset;call main_#t~mem63#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post64#1 := main_#t~mem63#1;call write~int(1 + main_#t~post64#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem63#1;havoc main_#t~post64#1;call main_#t~mem65#1.base, main_#t~mem65#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem65#1.base, main_#t~mem65#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem65#1.base, main_#t~mem65#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem66#1.base, main_#t~mem66#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 2776#L757-73 assume main_#t~mem66#1.base != 0 || main_#t~mem66#1.offset != 0;havoc main_#t~mem66#1.base, main_#t~mem66#1.offset;call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem67#1.base, 12 + main_#t~mem67#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; 2725#L757-75 call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem69#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem68#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short72#1 := main_#t~mem69#1 % 4294967296 >= 10 * (1 + main_#t~mem68#1) % 4294967296; 2726#L757-76 assume main_#t~short72#1;call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 36 + main_#t~mem70#1.offset, 4);main_#t~short72#1 := 0 == main_#t~mem71#1 % 4294967296; 2786#L757-78 assume !main_#t~short72#1;havoc main_#t~mem69#1;havoc main_#t~mem68#1;havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;havoc main_#t~short72#1; 2710#L757-117 goto; 2711#L757-119 goto; 2720#L757-121 goto; 2721#L757-123 goto; 2750#L750-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2744#L750-3 [2022-02-21 04:39:14,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 04:39:14,665 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 5 times [2022-02-21 04:39:14,665 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 04:39:14,665 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [122270737] [2022-02-21 04:39:14,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 04:39:14,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 04:39:14,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 04:39:14,675 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-21 04:39:14,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 04:39:14,684 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-21 04:39:14,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 04:39:14,685 INFO L85 PathProgramCache]: Analyzing trace with hash -875179227, now seen corresponding path program 1 times [2022-02-21 04:39:14,685 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 04:39:14,685 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1523700000] [2022-02-21 04:39:14,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 04:39:14,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 04:39:14,787 ERROR L252 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-02-21 04:39:14,787 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1670327648] [2022-02-21 04:39:14,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 04:39:14,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-21 04:39:14,788 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 04:39:14,792 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-21 04:39:14,809 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process