./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_nondet_test1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47c020d7-ae47-46d7-89b4-c9895886ebc4/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47c020d7-ae47-46d7-89b4-c9895886ebc4/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47c020d7-ae47-46d7-89b4-c9895886ebc4/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47c020d7-ae47-46d7-89b4-c9895886ebc4/bin/uautomizer-verify-bycVGegfSx/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_nondet_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47c020d7-ae47-46d7-89b4-c9895886ebc4/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47c020d7-ae47-46d7-89b4-c9895886ebc4/bin/uautomizer-verify-bycVGegfSx --witnessprinter.witness.filename witness --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 f947716b74eb4e4932bd5d636c4998c6e0af4555d045ab3a1d1cd79c9fa77ead --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:12:16,654 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:12:16,748 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47c020d7-ae47-46d7-89b4-c9895886ebc4/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-21 22:12:16,755 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:12:16,756 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:12:16,794 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:12:16,795 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:12:16,795 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:12:16,796 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:12:16,797 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:12:16,798 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:12:16,799 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:12:16,800 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:12:16,801 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-21 22:12:16,801 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-21 22:12:16,802 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-21 22:12:16,803 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-21 22:12:16,803 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-21 22:12:16,804 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-21 22:12:16,805 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:12:16,806 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-21 22:12:16,820 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 22:12:16,821 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:12:16,821 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 22:12:16,822 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:12:16,822 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-21 22:12:16,823 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-21 22:12:16,823 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-21 22:12:16,824 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 22:12:16,824 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 22:12:16,826 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:12:16,827 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-21 22:12:16,827 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:12:16,827 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:12:16,828 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:12:16,828 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:12:16,828 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:12:16,829 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-21 22:12:16,829 INFO L153 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47c020d7-ae47-46d7-89b4-c9895886ebc4/bin/uautomizer-verify-bycVGegfSx/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47c020d7-ae47-46d7-89b4-c9895886ebc4/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f947716b74eb4e4932bd5d636c4998c6e0af4555d045ab3a1d1cd79c9fa77ead [2023-11-21 22:12:17,204 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:12:17,242 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:12:17,246 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:12:17,247 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:12:17,248 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:12:17,250 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47c020d7-ae47-46d7-89b4-c9895886ebc4/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_nondet_test1-1.i [2023-11-21 22:12:20,509 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:12:20,929 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:12:20,930 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47c020d7-ae47-46d7-89b4-c9895886ebc4/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_nondet_test1-1.i [2023-11-21 22:12:20,950 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47c020d7-ae47-46d7-89b4-c9895886ebc4/bin/uautomizer-verify-bycVGegfSx/data/6db655751/d0a04b793e7e4f01829364465b3f250f/FLAG07f6da3ec [2023-11-21 22:12:20,974 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47c020d7-ae47-46d7-89b4-c9895886ebc4/bin/uautomizer-verify-bycVGegfSx/data/6db655751/d0a04b793e7e4f01829364465b3f250f [2023-11-21 22:12:20,982 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:12:20,985 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:12:20,988 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:12:20,989 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:12:20,995 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:12:20,995 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:12:20" (1/1) ... [2023-11-21 22:12:20,997 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@666bf0e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:12:20, skipping insertion in model container [2023-11-21 22:12:20,997 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:12:20" (1/1) ... [2023-11-21 22:12:21,093 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:12:21,478 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 22:12:21,746 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:12:21,763 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:12:21,809 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 22:12:21,894 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:12:21,931 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:12:21,940 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:12:21,941 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:12:21 WrapperNode [2023-11-21 22:12:21,941 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:12:21,943 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:12:21,943 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:12:21,943 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:12:21,951 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:12:21" (1/1) ... [2023-11-21 22:12:22,003 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:12:21" (1/1) ... [2023-11-21 22:12:22,069 INFO L138 Inliner]: procedures = 178, calls = 178, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 754 [2023-11-21 22:12:22,070 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:12:22,071 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:12:22,071 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:12:22,071 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:12:22,107 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:12:21" (1/1) ... [2023-11-21 22:12:22,107 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:12:21" (1/1) ... [2023-11-21 22:12:22,118 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:12:21" (1/1) ... [2023-11-21 22:12:22,176 WARN L106 HeapSplitter]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure #Ultimate.C_memset is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2023-11-21 22:12:22,176 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:12:21" (1/1) ... [2023-11-21 22:12:22,176 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:12:21" (1/1) ... [2023-11-21 22:12:22,210 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:12:21" (1/1) ... [2023-11-21 22:12:22,220 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:12:21" (1/1) ... [2023-11-21 22:12:22,224 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:12:21" (1/1) ... [2023-11-21 22:12:22,229 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:12:21" (1/1) ... [2023-11-21 22:12:22,237 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:12:22,239 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:12:22,239 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:12:22,239 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:12:22,240 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:12:21" (1/1) ... [2023-11-21 22:12:22,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:12:22,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47c020d7-ae47-46d7-89b4-c9895886ebc4/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:12:22,284 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47c020d7-ae47-46d7-89b4-c9895886ebc4/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:12:22,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47c020d7-ae47-46d7-89b4-c9895886ebc4/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-21 22:12:22,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 22:12:22,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 22:12:22,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 22:12:22,336 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 22:12:22,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 22:12:22,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:12:22,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 22:12:22,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 22:12:22,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 22:12:22,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 22:12:22,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 22:12:22,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:12:22,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:12:22,541 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:12:22,544 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:12:22,549 WARN L820 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-21 22:12:24,007 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:12:24,023 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:12:24,024 INFO L308 CfgBuilder]: Removed 31 assume(true) statements. [2023-11-21 22:12:24,025 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:12:24 BoogieIcfgContainer [2023-11-21 22:12:24,026 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:12:24,027 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-21 22:12:24,027 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-21 22:12:24,032 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-21 22:12:24,033 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-21 22:12:24,033 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.11 10:12:20" (1/3) ... [2023-11-21 22:12:24,034 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3f2cfa5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.11 10:12:24, skipping insertion in model container [2023-11-21 22:12:24,034 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-21 22:12:24,034 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:12:21" (2/3) ... [2023-11-21 22:12:24,035 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3f2cfa5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.11 10:12:24, skipping insertion in model container [2023-11-21 22:12:24,035 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-21 22:12:24,035 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:12:24" (3/3) ... [2023-11-21 22:12:24,036 INFO L332 chiAutomizerObserver]: Analyzing ICFG uthash_OAT_nondet_test1-1.i [2023-11-21 22:12:24,105 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-21 22:12:24,106 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-21 22:12:24,106 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-21 22:12:24,106 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-21 22:12:24,106 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-21 22:12:24,106 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-21 22:12:24,106 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-21 22:12:24,107 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-21 22:12:24,146 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 190 states, 185 states have (on average 1.6702702702702703) internal successors, (309), 185 states have internal predecessors, (309), 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) [2023-11-21 22:12:24,198 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 175 [2023-11-21 22:12:24,199 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:12:24,199 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:12:24,206 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:12:24,207 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2023-11-21 22:12:24,207 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-21 22:12:24,209 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 190 states, 185 states have (on average 1.6702702702702703) internal successors, (309), 185 states have internal predecessors, (309), 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) [2023-11-21 22:12:24,220 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 175 [2023-11-21 22:12:24,220 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:12:24,220 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:12:24,220 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:12:24,221 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2023-11-21 22:12:24,234 INFO L748 eck$LassoCheckResult]: Stem: 38#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;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(11, 2); 55#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~nondet6#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem8#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~switch29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~mem40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#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~malloc50#1.base, main_#t~malloc50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~mem52#1.base, main_#t~mem52#1.offset, main_#t~memset~res53#1.base, main_#t~memset~res53#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.base, main_#t~mem57#1.offset, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~malloc59#1.base, main_#t~malloc59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1.base, main_#t~mem63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~memset~res66#1.base, main_#t~memset~res66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1.base, main_#t~mem70#1.offset, main_#t~mem71#1, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1, main_#t~post77#1, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~nondet80#1, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~post84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem89#1, main_#t~mem88#1, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1, main_#t~short92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~malloc95#1.base, main_#t~malloc95#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~mem99#1, main_#t~memset~res100#1.base, main_#t~memset~res100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem105#1, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1, main_#t~nondet106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem110#1, main_#t~mem108#1.base, main_#t~mem108#1.offset, main_#t~mem109#1, main_#t~nondet111#1, main_#t~mem112#1.base, main_#t~mem112#1.offset, 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~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem122#1, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1, main_#t~nondet123#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~pre126#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~post131#1, main_#t~mem135#1, main_#t~mem133#1, main_#t~mem132#1.base, main_#t~mem132#1.offset, main_#t~mem134#1, main_#t~mem136#1, main_#t~post137#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~post113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem115#1, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~post147#1, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem154#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1, main_#t~ite157#1, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem156#1, main_#t~mem158#1.base, main_#t~mem158#1.offset, main_#t~mem159#1, main_#t~mem160#1.base, main_#t~mem160#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~post4#1, main_#t~mem162#1, main_#t~mem161#1.base, main_#t~mem161#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, main_~sum~0#1;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_~sum~0#1 := 0;main_~i~0#1 := 0; 156#L737-3true [2023-11-21 22:12:24,235 INFO L750 eck$LassoCheckResult]: Loop: 156#L737-3true assume !!(main_~i~0#1 < 10);call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; 2#L739true assume main_~user~0#1.base == 0 && main_~user~0#1.offset == 0;assume false; 158#L739-2true call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call main_#t~mem7#1 := read~int(main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);main_~sum~0#1 := main_~sum~0#1 + main_#t~mem7#1;havoc main_#t~mem7#1; 189#L745-269true assume !true; 132#L737-2true main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 156#L737-3true [2023-11-21 22:12:24,242 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:12:24,242 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 1 times [2023-11-21 22:12:24,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:12:24,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [743172913] [2023-11-21 22:12:24,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:12:24,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:12:24,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:12:24,374 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:12:24,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:12:24,422 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:12:24,426 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:12:24,426 INFO L85 PathProgramCache]: Analyzing trace with hash 46879672, now seen corresponding path program 1 times [2023-11-21 22:12:24,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:12:24,427 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1572310942] [2023-11-21 22:12:24,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:12:24,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:12:24,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:12:24,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:12:24,540 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:12:24,541 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1572310942] [2023-11-21 22:12:24,541 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1572310942] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:12:24,542 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:12:24,543 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 22:12:24,543 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265488146] [2023-11-21 22:12:24,548 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:12:24,553 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:12:24,554 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:12:24,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-21 22:12:24,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-21 22:12:24,596 INFO L87 Difference]: Start difference. First operand has 190 states, 185 states have (on average 1.6702702702702703) internal successors, (309), 185 states have internal predecessors, (309), 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) [2023-11-21 22:12:24,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:12:24,638 INFO L93 Difference]: Finished difference Result 189 states and 277 transitions. [2023-11-21 22:12:24,640 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 189 states and 277 transitions. [2023-11-21 22:12:24,646 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 175 [2023-11-21 22:12:24,658 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 189 states to 182 states and 270 transitions. [2023-11-21 22:12:24,659 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 182 [2023-11-21 22:12:24,661 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 182 [2023-11-21 22:12:24,662 INFO L73 IsDeterministic]: Start isDeterministic. Operand 182 states and 270 transitions. [2023-11-21 22:12:24,666 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:12:24,666 INFO L218 hiAutomatonCegarLoop]: Abstraction has 182 states and 270 transitions. [2023-11-21 22:12:24,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states and 270 transitions. [2023-11-21 22:12:24,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 182. [2023-11-21 22:12:24,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 182 states, 178 states have (on average 1.4831460674157304) internal successors, (264), 177 states have internal predecessors, (264), 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) [2023-11-21 22:12:24,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 270 transitions. [2023-11-21 22:12:24,717 INFO L240 hiAutomatonCegarLoop]: Abstraction has 182 states and 270 transitions. [2023-11-21 22:12:24,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 22:12:24,724 INFO L428 stractBuchiCegarLoop]: Abstraction has 182 states and 270 transitions. [2023-11-21 22:12:24,724 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-21 22:12:24,724 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 182 states and 270 transitions. [2023-11-21 22:12:24,728 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 175 [2023-11-21 22:12:24,728 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:12:24,728 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:12:24,731 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:12:24,731 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:12:24,732 INFO L748 eck$LassoCheckResult]: Stem: 457#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;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(11, 2); 458#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~nondet6#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem8#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~switch29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~mem40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#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~malloc50#1.base, main_#t~malloc50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~mem52#1.base, main_#t~mem52#1.offset, main_#t~memset~res53#1.base, main_#t~memset~res53#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.base, main_#t~mem57#1.offset, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~malloc59#1.base, main_#t~malloc59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1.base, main_#t~mem63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~memset~res66#1.base, main_#t~memset~res66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1.base, main_#t~mem70#1.offset, main_#t~mem71#1, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1, main_#t~post77#1, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~nondet80#1, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~post84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem89#1, main_#t~mem88#1, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1, main_#t~short92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~malloc95#1.base, main_#t~malloc95#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~mem99#1, main_#t~memset~res100#1.base, main_#t~memset~res100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem105#1, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1, main_#t~nondet106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem110#1, main_#t~mem108#1.base, main_#t~mem108#1.offset, main_#t~mem109#1, main_#t~nondet111#1, main_#t~mem112#1.base, main_#t~mem112#1.offset, 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~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem122#1, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1, main_#t~nondet123#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~pre126#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~post131#1, main_#t~mem135#1, main_#t~mem133#1, main_#t~mem132#1.base, main_#t~mem132#1.offset, main_#t~mem134#1, main_#t~mem136#1, main_#t~post137#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~post113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem115#1, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~post147#1, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem154#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1, main_#t~ite157#1, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem156#1, main_#t~mem158#1.base, main_#t~mem158#1.offset, main_#t~mem159#1, main_#t~mem160#1.base, main_#t~mem160#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~post4#1, main_#t~mem162#1, main_#t~mem161#1.base, main_#t~mem161#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, main_~sum~0#1;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_~sum~0#1 := 0;main_~i~0#1 := 0; 479#L737-3 [2023-11-21 22:12:24,735 INFO L750 eck$LassoCheckResult]: Loop: 479#L737-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; 387#L739 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 388#L739-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call main_#t~mem7#1 := read~int(main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);main_~sum~0#1 := main_~sum~0#1 + main_#t~mem7#1;havoc main_#t~mem7#1; 566#L745-269 havoc main_~_ha_hashv~0#1; 561#L745-176 goto; 558#L745-174 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; 431#L745-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 432#L745-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch29#1 := 11 == main_~_hj_k~0#1; 567#L745-73 assume main_#t~switch29#1;call main_#t~mem30#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~mem30#1 % 256 % 4294967296);havoc main_#t~mem30#1; 415#L745-75 main_#t~switch29#1 := main_#t~switch29#1 || 10 == main_~_hj_k~0#1; 416#L745-76 assume main_#t~switch29#1;call main_#t~mem31#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~mem31#1 % 256 % 4294967296);havoc main_#t~mem31#1; 476#L745-78 main_#t~switch29#1 := main_#t~switch29#1 || 9 == main_~_hj_k~0#1; 450#L745-79 assume main_#t~switch29#1;call main_#t~mem32#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~mem32#1 % 256 % 4294967296);havoc main_#t~mem32#1; 451#L745-81 main_#t~switch29#1 := main_#t~switch29#1 || 8 == main_~_hj_k~0#1; 503#L745-82 assume main_#t~switch29#1;call main_#t~mem33#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~mem33#1 % 256 % 4294967296);havoc main_#t~mem33#1; 477#L745-84 main_#t~switch29#1 := main_#t~switch29#1 || 7 == main_~_hj_k~0#1; 459#L745-85 assume main_#t~switch29#1;call main_#t~mem34#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~mem34#1 % 256 % 4294967296);havoc main_#t~mem34#1; 460#L745-87 main_#t~switch29#1 := main_#t~switch29#1 || 6 == main_~_hj_k~0#1; 470#L745-88 assume !main_#t~switch29#1; 525#L745-90 main_#t~switch29#1 := main_#t~switch29#1 || 5 == main_~_hj_k~0#1; 526#L745-91 assume main_#t~switch29#1;call main_#t~mem36#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 + (if main_#t~mem36#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem36#1 % 256 % 4294967296 else main_#t~mem36#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem36#1; 473#L745-93 main_#t~switch29#1 := main_#t~switch29#1 || 4 == main_~_hj_k~0#1; 428#L745-94 assume main_#t~switch29#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 429#L745-96 main_#t~switch29#1 := main_#t~switch29#1 || 3 == main_~_hj_k~0#1; 520#L745-97 assume main_#t~switch29#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 521#L745-99 main_#t~switch29#1 := main_#t~switch29#1 || 2 == main_~_hj_k~0#1; 535#L745-100 assume main_#t~switch29#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 493#L745-102 main_#t~switch29#1 := main_#t~switch29#1 || 1 == main_~_hj_k~0#1; 494#L745-103 assume main_#t~switch29#1;call main_#t~mem40#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 + (if main_#t~mem40#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem40#1 % 256 % 4294967296 else main_#t~mem40#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem40#1; 449#L745-105 havoc main_#t~switch29#1; 447#L745-171 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; 448#L745-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet41#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 402#L745-113 main_~_hj_i~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#1;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; 524#L745-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet42#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 421#L745-120 main_~_hj_j~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 422#L745-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet43#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 502#L745-127 main_~_ha_hashv~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#1;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; 496#L745-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet44#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 403#L745-134 main_~_hj_i~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#1;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; 404#L745-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet45#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 511#L745-141 main_~_hj_j~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 512#L745-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet46#1 := main_~_hj_j~0#1 % 4294967296 / 32; 564#L745-148 main_~_ha_hashv~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#1;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; 531#L745-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet47#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 499#L745-155 main_~_hj_i~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#1;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; 557#L745-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet48#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 484#L745-162 main_~_hj_j~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 407#L745-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet49#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 408#L745-169 main_~_ha_hashv~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#1; 430#L745-170 goto; 486#L745-172 havoc 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; 487#L745-173 goto; 522#L745-175 goto; 468#L745-266 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); 469#L745-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem67#1.base, main_#t~mem67#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; 441#L745-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_#t~mem68#1.base, 16 + main_#t~mem68#1.offset, 4);call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 20 + main_#t~mem70#1.offset, 4);call write~$Pointer$(main_#t~mem69#1.base, main_#t~mem69#1.offset - main_#t~mem71#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem73#1.base, 8 + main_#t~mem73#1.offset, 4);havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1.base, main_#t~mem73#1.offset;call main_#t~mem74#1.base, main_#t~mem74#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~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset; 442#L745-193 goto; 545#L745-264 havoc main_~_ha_bkt~0#1;call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem76#1 := read~int(main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);main_#t~post77#1 := main_#t~mem76#1;call write~int(1 + main_#t~post77#1, main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;havoc main_#t~mem76#1;havoc main_#t~post77#1; 560#L745-203 call main_#t~mem78#1.base, main_#t~mem78#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem79#1 := read~int(main_#t~mem78#1.base, 4 + main_#t~mem78#1.offset, 4); 398#L745-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem79#1 - 1) % 4294967296;main_#t~nondet80#1 := 0; 399#L745-201 main_~_ha_bkt~0#1 := main_#t~nondet80#1;havoc main_#t~mem78#1.base, main_#t~mem78#1.offset;havoc main_#t~mem79#1;havoc main_#t~nondet80#1; 485#L745-202 goto; 527#L745-261 call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$(main_#t~mem81#1.base, main_#t~mem81#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem82#1.base, main_#t~mem82#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~mem81#1.base, main_#t~mem81#1.offset;havoc main_#t~mem82#1.base, main_#t~mem82#1.offset;call main_#t~mem83#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post84#1 := main_#t~mem83#1;call write~int(1 + main_#t~post84#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem83#1;havoc main_#t~post84#1;call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem85#1.base, main_#t~mem85#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 393#L745-205 assume main_#t~mem86#1.base != 0 || main_#t~mem86#1.offset != 0;havoc main_#t~mem86#1.base, main_#t~mem86#1.offset;call main_#t~mem87#1.base, main_#t~mem87#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~mem87#1.base, 12 + main_#t~mem87#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset; 394#L745-207 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~mem89#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem88#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short92#1 := main_#t~mem89#1 % 4294967296 >= 10 * (1 + main_#t~mem88#1) % 4294967296; 478#L745-208 assume main_#t~short92#1;call main_#t~mem90#1.base, main_#t~mem90#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem91#1 := read~int(main_#t~mem90#1.base, 36 + main_#t~mem90#1.offset, 4);main_#t~short92#1 := 0 == main_#t~mem91#1 % 4294967296; 546#L745-210 assume !main_#t~short92#1;havoc main_#t~mem89#1;havoc main_#t~mem88#1;havoc main_#t~mem90#1.base, main_#t~mem90#1.offset;havoc main_#t~mem91#1;havoc main_#t~short92#1; 505#L745-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 510#L745-260 goto; 480#L745-262 havoc main_~_ha_bkt~0#1; 481#L745-263 goto; 488#L745-265 goto; 489#L745-267 havoc main_~_ha_hashv~0#1; 534#L745-268 goto; 548#L737-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 479#L737-3 [2023-11-21 22:12:24,736 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:12:24,736 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 2 times [2023-11-21 22:12:24,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:12:24,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1908821998] [2023-11-21 22:12:24,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:12:24,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:12:24,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:12:24,751 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:12:24,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:12:24,772 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:12:24,773 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:12:24,773 INFO L85 PathProgramCache]: Analyzing trace with hash 1755429761, now seen corresponding path program 1 times [2023-11-21 22:12:24,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:12:24,774 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [70683380] [2023-11-21 22:12:24,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:12:24,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:12:24,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:12:25,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:12:25,554 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:12:25,555 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [70683380] [2023-11-21 22:12:25,555 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [70683380] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:12:25,555 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:12:25,556 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-21 22:12:25,556 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [421920114] [2023-11-21 22:12:25,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:12:25,557 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:12:25,558 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:12:25,559 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-21 22:12:25,559 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-21 22:12:25,559 INFO L87 Difference]: Start difference. First operand 182 states and 270 transitions. cyclomatic complexity: 91 Second operand has 4 states, 4 states have (on average 18.75) internal successors, (75), 4 states have internal predecessors, (75), 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) [2023-11-21 22:12:25,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:12:25,717 INFO L93 Difference]: Finished difference Result 186 states and 267 transitions. [2023-11-21 22:12:25,717 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 186 states and 267 transitions. [2023-11-21 22:12:25,720 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 179 [2023-11-21 22:12:25,724 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 186 states to 186 states and 267 transitions. [2023-11-21 22:12:25,724 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 186 [2023-11-21 22:12:25,725 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 186 [2023-11-21 22:12:25,725 INFO L73 IsDeterministic]: Start isDeterministic. Operand 186 states and 267 transitions. [2023-11-21 22:12:25,726 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:12:25,727 INFO L218 hiAutomatonCegarLoop]: Abstraction has 186 states and 267 transitions. [2023-11-21 22:12:25,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 186 states and 267 transitions. [2023-11-21 22:12:25,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 186 to 182. [2023-11-21 22:12:25,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 182 states, 178 states have (on average 1.4438202247191012) internal successors, (257), 177 states have internal predecessors, (257), 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) [2023-11-21 22:12:25,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 263 transitions. [2023-11-21 22:12:25,741 INFO L240 hiAutomatonCegarLoop]: Abstraction has 182 states and 263 transitions. [2023-11-21 22:12:25,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-21 22:12:25,742 INFO L428 stractBuchiCegarLoop]: Abstraction has 182 states and 263 transitions. [2023-11-21 22:12:25,742 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-21 22:12:25,742 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 182 states and 263 transitions. [2023-11-21 22:12:25,744 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 175 [2023-11-21 22:12:25,744 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:12:25,744 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:12:25,746 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:12:25,746 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:12:25,747 INFO L748 eck$LassoCheckResult]: Stem: 832#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;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(11, 2); 833#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~nondet6#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem8#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~switch29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~mem40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#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~malloc50#1.base, main_#t~malloc50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~mem52#1.base, main_#t~mem52#1.offset, main_#t~memset~res53#1.base, main_#t~memset~res53#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.base, main_#t~mem57#1.offset, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~malloc59#1.base, main_#t~malloc59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1.base, main_#t~mem63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~memset~res66#1.base, main_#t~memset~res66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1.base, main_#t~mem70#1.offset, main_#t~mem71#1, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1, main_#t~post77#1, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~nondet80#1, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~post84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem89#1, main_#t~mem88#1, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1, main_#t~short92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~malloc95#1.base, main_#t~malloc95#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~mem99#1, main_#t~memset~res100#1.base, main_#t~memset~res100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem105#1, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1, main_#t~nondet106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem110#1, main_#t~mem108#1.base, main_#t~mem108#1.offset, main_#t~mem109#1, main_#t~nondet111#1, main_#t~mem112#1.base, main_#t~mem112#1.offset, 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~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem122#1, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1, main_#t~nondet123#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~pre126#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~post131#1, main_#t~mem135#1, main_#t~mem133#1, main_#t~mem132#1.base, main_#t~mem132#1.offset, main_#t~mem134#1, main_#t~mem136#1, main_#t~post137#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~post113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem115#1, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~post147#1, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem154#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1, main_#t~ite157#1, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem156#1, main_#t~mem158#1.base, main_#t~mem158#1.offset, main_#t~mem159#1, main_#t~mem160#1.base, main_#t~mem160#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~post4#1, main_#t~mem162#1, main_#t~mem161#1.base, main_#t~mem161#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, main_~sum~0#1;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_~sum~0#1 := 0;main_~i~0#1 := 0; 855#L737-3 [2023-11-21 22:12:25,747 INFO L750 eck$LassoCheckResult]: Loop: 855#L737-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; 764#L739 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 765#L739-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call main_#t~mem7#1 := read~int(main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);main_~sum~0#1 := main_~sum~0#1 + main_#t~mem7#1;havoc main_#t~mem7#1; 943#L745-269 havoc main_~_ha_hashv~0#1; 937#L745-176 goto; 935#L745-174 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; 805#L745-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 806#L745-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch29#1 := 11 == main_~_hj_k~0#1; 944#L745-73 assume !main_#t~switch29#1; 792#L745-75 main_#t~switch29#1 := main_#t~switch29#1 || 10 == main_~_hj_k~0#1; 793#L745-76 assume !main_#t~switch29#1; 853#L745-78 main_#t~switch29#1 := main_#t~switch29#1 || 9 == main_~_hj_k~0#1; 827#L745-79 assume !main_#t~switch29#1; 828#L745-81 main_#t~switch29#1 := main_#t~switch29#1 || 8 == main_~_hj_k~0#1; 880#L745-82 assume !main_#t~switch29#1; 854#L745-84 main_#t~switch29#1 := main_#t~switch29#1 || 7 == main_~_hj_k~0#1; 836#L745-85 assume !main_#t~switch29#1; 837#L745-87 main_#t~switch29#1 := main_#t~switch29#1 || 6 == main_~_hj_k~0#1; 847#L745-88 assume !main_#t~switch29#1; 901#L745-90 main_#t~switch29#1 := main_#t~switch29#1 || 5 == main_~_hj_k~0#1; 902#L745-91 assume !main_#t~switch29#1; 852#L745-93 main_#t~switch29#1 := main_#t~switch29#1 || 4 == main_~_hj_k~0#1; 808#L745-94 assume main_#t~switch29#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 809#L745-96 main_#t~switch29#1 := main_#t~switch29#1 || 3 == main_~_hj_k~0#1; 897#L745-97 assume main_#t~switch29#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 898#L745-99 main_#t~switch29#1 := main_#t~switch29#1 || 2 == main_~_hj_k~0#1; 912#L745-100 assume main_#t~switch29#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 871#L745-102 main_#t~switch29#1 := main_#t~switch29#1 || 1 == main_~_hj_k~0#1; 872#L745-103 assume main_#t~switch29#1;call main_#t~mem40#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 + (if main_#t~mem40#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem40#1 % 256 % 4294967296 else main_#t~mem40#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem40#1; 826#L745-105 havoc main_#t~switch29#1; 824#L745-171 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; 825#L745-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet41#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 779#L745-113 main_~_hj_i~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#1;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; 903#L745-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet42#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 798#L745-120 main_~_hj_j~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 799#L745-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet43#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 879#L745-127 main_~_ha_hashv~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#1;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; 873#L745-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet44#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 780#L745-134 main_~_hj_i~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#1;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; 781#L745-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet45#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 888#L745-141 main_~_hj_j~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 889#L745-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet46#1 := main_~_hj_j~0#1 % 4294967296 / 32; 941#L745-148 main_~_ha_hashv~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#1;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; 908#L745-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet47#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 876#L745-155 main_~_hj_i~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#1;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; 934#L745-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet48#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 861#L745-162 main_~_hj_j~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 784#L745-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet49#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 785#L745-169 main_~_ha_hashv~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#1; 810#L745-170 goto; 863#L745-172 havoc 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; 864#L745-173 goto; 900#L745-175 goto; 845#L745-266 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); 846#L745-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem67#1.base, main_#t~mem67#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; 821#L745-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_#t~mem68#1.base, 16 + main_#t~mem68#1.offset, 4);call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 20 + main_#t~mem70#1.offset, 4);call write~$Pointer$(main_#t~mem69#1.base, main_#t~mem69#1.offset - main_#t~mem71#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem73#1.base, 8 + main_#t~mem73#1.offset, 4);havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1.base, main_#t~mem73#1.offset;call main_#t~mem74#1.base, main_#t~mem74#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~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset; 822#L745-193 goto; 922#L745-264 havoc main_~_ha_bkt~0#1;call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem76#1 := read~int(main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);main_#t~post77#1 := main_#t~mem76#1;call write~int(1 + main_#t~post77#1, main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;havoc main_#t~mem76#1;havoc main_#t~post77#1; 938#L745-203 call main_#t~mem78#1.base, main_#t~mem78#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem79#1 := read~int(main_#t~mem78#1.base, 4 + main_#t~mem78#1.offset, 4); 775#L745-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem79#1 - 1) % 4294967296;main_#t~nondet80#1 := 0; 776#L745-201 main_~_ha_bkt~0#1 := main_#t~nondet80#1;havoc main_#t~mem78#1.base, main_#t~mem78#1.offset;havoc main_#t~mem79#1;havoc main_#t~nondet80#1; 862#L745-202 goto; 904#L745-261 call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$(main_#t~mem81#1.base, main_#t~mem81#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem82#1.base, main_#t~mem82#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~mem81#1.base, main_#t~mem81#1.offset;havoc main_#t~mem82#1.base, main_#t~mem82#1.offset;call main_#t~mem83#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post84#1 := main_#t~mem83#1;call write~int(1 + main_#t~post84#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem83#1;havoc main_#t~post84#1;call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem85#1.base, main_#t~mem85#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 770#L745-205 assume main_#t~mem86#1.base != 0 || main_#t~mem86#1.offset != 0;havoc main_#t~mem86#1.base, main_#t~mem86#1.offset;call main_#t~mem87#1.base, main_#t~mem87#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~mem87#1.base, 12 + main_#t~mem87#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset; 771#L745-207 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~mem89#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem88#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short92#1 := main_#t~mem89#1 % 4294967296 >= 10 * (1 + main_#t~mem88#1) % 4294967296; 856#L745-208 assume main_#t~short92#1;call main_#t~mem90#1.base, main_#t~mem90#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem91#1 := read~int(main_#t~mem90#1.base, 36 + main_#t~mem90#1.offset, 4);main_#t~short92#1 := 0 == main_#t~mem91#1 % 4294967296; 923#L745-210 assume !main_#t~short92#1;havoc main_#t~mem89#1;havoc main_#t~mem88#1;havoc main_#t~mem90#1.base, main_#t~mem90#1.offset;havoc main_#t~mem91#1;havoc main_#t~short92#1; 882#L745-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 887#L745-260 goto; 857#L745-262 havoc main_~_ha_bkt~0#1; 858#L745-263 goto; 865#L745-265 goto; 866#L745-267 havoc main_~_ha_hashv~0#1; 911#L745-268 goto; 925#L737-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 855#L737-3 [2023-11-21 22:12:25,748 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:12:25,748 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 3 times [2023-11-21 22:12:25,748 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:12:25,748 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [122162180] [2023-11-21 22:12:25,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:12:25,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:12:25,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:12:25,757 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:12:25,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:12:25,770 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:12:25,770 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:12:25,770 INFO L85 PathProgramCache]: Analyzing trace with hash -1950207859, now seen corresponding path program 1 times [2023-11-21 22:12:25,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:12:25,771 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858970122] [2023-11-21 22:12:25,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:12:25,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:12:26,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:12:26,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:12:26,733 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:12:26,733 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1858970122] [2023-11-21 22:12:26,734 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1858970122] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:12:26,734 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:12:26,734 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-21 22:12:26,734 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1232380237] [2023-11-21 22:12:26,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:12:26,735 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:12:26,735 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:12:26,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-21 22:12:26,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-21 22:12:26,736 INFO L87 Difference]: Start difference. First operand 182 states and 263 transitions. cyclomatic complexity: 84 Second operand has 6 states, 6 states have (on average 12.5) internal successors, (75), 6 states have internal predecessors, (75), 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) [2023-11-21 22:12:27,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:12:27,646 INFO L93 Difference]: Finished difference Result 216 states and 307 transitions. [2023-11-21 22:12:27,646 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 216 states and 307 transitions. [2023-11-21 22:12:27,649 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 209 [2023-11-21 22:12:27,652 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 216 states to 216 states and 307 transitions. [2023-11-21 22:12:27,653 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 216 [2023-11-21 22:12:27,653 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 216 [2023-11-21 22:12:27,654 INFO L73 IsDeterministic]: Start isDeterministic. Operand 216 states and 307 transitions. [2023-11-21 22:12:27,655 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:12:27,655 INFO L218 hiAutomatonCegarLoop]: Abstraction has 216 states and 307 transitions. [2023-11-21 22:12:27,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states and 307 transitions. [2023-11-21 22:12:27,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 210. [2023-11-21 22:12:27,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 210 states, 206 states have (on average 1.412621359223301) internal successors, (291), 205 states have internal predecessors, (291), 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) [2023-11-21 22:12:27,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 297 transitions. [2023-11-21 22:12:27,669 INFO L240 hiAutomatonCegarLoop]: Abstraction has 210 states and 297 transitions. [2023-11-21 22:12:27,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-21 22:12:27,671 INFO L428 stractBuchiCegarLoop]: Abstraction has 210 states and 297 transitions. [2023-11-21 22:12:27,671 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-11-21 22:12:27,671 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 210 states and 297 transitions. [2023-11-21 22:12:27,673 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 203 [2023-11-21 22:12:27,674 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:12:27,674 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:12:27,679 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:12:27,679 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:12:27,681 INFO L748 eck$LassoCheckResult]: Stem: 1243#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;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(11, 2); 1244#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~nondet6#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem8#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~switch29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~mem40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#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~malloc50#1.base, main_#t~malloc50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~mem52#1.base, main_#t~mem52#1.offset, main_#t~memset~res53#1.base, main_#t~memset~res53#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.base, main_#t~mem57#1.offset, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~malloc59#1.base, main_#t~malloc59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1.base, main_#t~mem63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~memset~res66#1.base, main_#t~memset~res66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1.base, main_#t~mem70#1.offset, main_#t~mem71#1, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1, main_#t~post77#1, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~nondet80#1, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~post84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem89#1, main_#t~mem88#1, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1, main_#t~short92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~malloc95#1.base, main_#t~malloc95#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~mem99#1, main_#t~memset~res100#1.base, main_#t~memset~res100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem105#1, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1, main_#t~nondet106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem110#1, main_#t~mem108#1.base, main_#t~mem108#1.offset, main_#t~mem109#1, main_#t~nondet111#1, main_#t~mem112#1.base, main_#t~mem112#1.offset, 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~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem122#1, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1, main_#t~nondet123#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~pre126#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~post131#1, main_#t~mem135#1, main_#t~mem133#1, main_#t~mem132#1.base, main_#t~mem132#1.offset, main_#t~mem134#1, main_#t~mem136#1, main_#t~post137#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~post113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem115#1, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~post147#1, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem154#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1, main_#t~ite157#1, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem156#1, main_#t~mem158#1.base, main_#t~mem158#1.offset, main_#t~mem159#1, main_#t~mem160#1.base, main_#t~mem160#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~post4#1, main_#t~mem162#1, main_#t~mem161#1.base, main_#t~mem161#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, main_~sum~0#1;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_~sum~0#1 := 0;main_~i~0#1 := 0; 1265#L737-3 [2023-11-21 22:12:27,682 INFO L750 eck$LassoCheckResult]: Loop: 1265#L737-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; 1173#L739 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 1174#L739-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call main_#t~mem7#1 := read~int(main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);main_~sum~0#1 := main_~sum~0#1 + main_#t~mem7#1;havoc main_#t~mem7#1; 1355#L745-269 havoc main_~_ha_hashv~0#1; 1350#L745-176 goto; 1346#L745-174 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; 1347#L745-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 1382#L745-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch29#1 := 11 == main_~_hj_k~0#1; 1381#L745-73 assume !main_#t~switch29#1; 1380#L745-75 main_#t~switch29#1 := main_#t~switch29#1 || 10 == main_~_hj_k~0#1; 1379#L745-76 assume !main_#t~switch29#1; 1378#L745-78 main_#t~switch29#1 := main_#t~switch29#1 || 9 == main_~_hj_k~0#1; 1377#L745-79 assume !main_#t~switch29#1; 1376#L745-81 main_#t~switch29#1 := main_#t~switch29#1 || 8 == main_~_hj_k~0#1; 1375#L745-82 assume !main_#t~switch29#1; 1374#L745-84 main_#t~switch29#1 := main_#t~switch29#1 || 7 == main_~_hj_k~0#1; 1373#L745-85 assume !main_#t~switch29#1; 1372#L745-87 main_#t~switch29#1 := main_#t~switch29#1 || 6 == main_~_hj_k~0#1; 1371#L745-88 assume !main_#t~switch29#1; 1370#L745-90 main_#t~switch29#1 := main_#t~switch29#1 || 5 == main_~_hj_k~0#1; 1369#L745-91 assume !main_#t~switch29#1; 1368#L745-93 main_#t~switch29#1 := main_#t~switch29#1 || 4 == main_~_hj_k~0#1; 1367#L745-94 assume main_#t~switch29#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 1366#L745-96 main_#t~switch29#1 := main_#t~switch29#1 || 3 == main_~_hj_k~0#1; 1308#L745-97 assume main_#t~switch29#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 1309#L745-99 main_#t~switch29#1 := main_#t~switch29#1 || 2 == main_~_hj_k~0#1; 1323#L745-100 assume main_#t~switch29#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 1280#L745-102 main_#t~switch29#1 := main_#t~switch29#1 || 1 == main_~_hj_k~0#1; 1281#L745-103 assume main_#t~switch29#1;call main_#t~mem40#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 + (if main_#t~mem40#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem40#1 % 256 % 4294967296 else main_#t~mem40#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem40#1; 1235#L745-105 havoc main_#t~switch29#1; 1233#L745-171 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; 1234#L745-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet41#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 1268#L745-113 main_~_hj_i~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#1;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; 1312#L745-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 1209#L745-116 assume 0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296;main_#t~nondet42#1 := main_~_hj_j~0#1; 1207#L745-120 main_~_hj_j~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 1208#L745-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet43#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 1289#L745-127 main_~_ha_hashv~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#1;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; 1283#L745-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet44#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 1189#L745-134 main_~_hj_i~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#1;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; 1190#L745-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet45#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 1298#L745-141 main_~_hj_j~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 1299#L745-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet46#1 := main_~_hj_j~0#1 % 4294967296 / 32; 1353#L745-148 main_~_ha_hashv~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#1;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; 1319#L745-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet47#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 1286#L745-155 main_~_hj_i~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#1;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; 1345#L745-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet48#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 1271#L745-162 main_~_hj_j~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 1193#L745-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet49#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 1194#L745-169 main_~_ha_hashv~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#1; 1219#L745-170 goto; 1273#L745-172 havoc 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; 1274#L745-173 goto; 1310#L745-175 goto; 1254#L745-266 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); 1255#L745-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem67#1.base, main_#t~mem67#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; 1225#L745-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_#t~mem68#1.base, 16 + main_#t~mem68#1.offset, 4);call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 20 + main_#t~mem70#1.offset, 4);call write~$Pointer$(main_#t~mem69#1.base, main_#t~mem69#1.offset - main_#t~mem71#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem73#1.base, 8 + main_#t~mem73#1.offset, 4);havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1.base, main_#t~mem73#1.offset;call main_#t~mem74#1.base, main_#t~mem74#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~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset; 1226#L745-193 goto; 1333#L745-264 havoc main_~_ha_bkt~0#1;call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem76#1 := read~int(main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);main_#t~post77#1 := main_#t~mem76#1;call write~int(1 + main_#t~post77#1, main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;havoc main_#t~mem76#1;havoc main_#t~post77#1; 1349#L745-203 call main_#t~mem78#1.base, main_#t~mem78#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem79#1 := read~int(main_#t~mem78#1.base, 4 + main_#t~mem78#1.offset, 4); 1184#L745-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem79#1 - 1) % 4294967296;main_#t~nondet80#1 := 0; 1185#L745-201 main_~_ha_bkt~0#1 := main_#t~nondet80#1;havoc main_#t~mem78#1.base, main_#t~mem78#1.offset;havoc main_#t~mem79#1;havoc main_#t~nondet80#1; 1272#L745-202 goto; 1315#L745-261 call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$(main_#t~mem81#1.base, main_#t~mem81#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem82#1.base, main_#t~mem82#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~mem81#1.base, main_#t~mem81#1.offset;havoc main_#t~mem82#1.base, main_#t~mem82#1.offset;call main_#t~mem83#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post84#1 := main_#t~mem83#1;call write~int(1 + main_#t~post84#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem83#1;havoc main_#t~post84#1;call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem85#1.base, main_#t~mem85#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 1179#L745-205 assume main_#t~mem86#1.base != 0 || main_#t~mem86#1.offset != 0;havoc main_#t~mem86#1.base, main_#t~mem86#1.offset;call main_#t~mem87#1.base, main_#t~mem87#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~mem87#1.base, 12 + main_#t~mem87#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset; 1180#L745-207 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~mem89#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem88#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short92#1 := main_#t~mem89#1 % 4294967296 >= 10 * (1 + main_#t~mem88#1) % 4294967296; 1264#L745-208 assume main_#t~short92#1;call main_#t~mem90#1.base, main_#t~mem90#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem91#1 := read~int(main_#t~mem90#1.base, 36 + main_#t~mem90#1.offset, 4);main_#t~short92#1 := 0 == main_#t~mem91#1 % 4294967296; 1334#L745-210 assume !main_#t~short92#1;havoc main_#t~mem89#1;havoc main_#t~mem88#1;havoc main_#t~mem90#1.base, main_#t~mem90#1.offset;havoc main_#t~mem91#1;havoc main_#t~short92#1; 1292#L745-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 1297#L745-260 goto; 1266#L745-262 havoc main_~_ha_bkt~0#1; 1267#L745-263 goto; 1275#L745-265 goto; 1276#L745-267 havoc main_~_ha_hashv~0#1; 1322#L745-268 goto; 1335#L737-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1265#L737-3 [2023-11-21 22:12:27,683 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:12:27,683 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 4 times [2023-11-21 22:12:27,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:12:27,692 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1451582523] [2023-11-21 22:12:27,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:12:27,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:12:27,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:12:27,700 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:12:27,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:12:27,716 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:12:27,726 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:12:27,727 INFO L85 PathProgramCache]: Analyzing trace with hash 701726567, now seen corresponding path program 1 times [2023-11-21 22:12:27,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:12:27,727 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [398184367] [2023-11-21 22:12:27,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:12:27,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:12:27,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:12:28,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:12:28,250 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:12:28,250 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [398184367] [2023-11-21 22:12:28,250 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [398184367] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:12:28,251 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:12:28,251 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-21 22:12:28,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55315993] [2023-11-21 22:12:28,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:12:28,252 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:12:28,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:12:28,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-21 22:12:28,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-21 22:12:28,254 INFO L87 Difference]: Start difference. First operand 210 states and 297 transitions. cyclomatic complexity: 90 Second operand has 7 states, 7 states have (on average 10.857142857142858) internal successors, (76), 7 states have internal predecessors, (76), 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) [2023-11-21 22:12:29,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:12:29,091 INFO L93 Difference]: Finished difference Result 222 states and 315 transitions. [2023-11-21 22:12:29,092 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 222 states and 315 transitions. [2023-11-21 22:12:29,095 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 215 [2023-11-21 22:12:29,098 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 222 states to 222 states and 315 transitions. [2023-11-21 22:12:29,099 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 222 [2023-11-21 22:12:29,099 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 222 [2023-11-21 22:12:29,099 INFO L73 IsDeterministic]: Start isDeterministic. Operand 222 states and 315 transitions. [2023-11-21 22:12:29,101 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:12:29,101 INFO L218 hiAutomatonCegarLoop]: Abstraction has 222 states and 315 transitions. [2023-11-21 22:12:29,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222 states and 315 transitions. [2023-11-21 22:12:29,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222 to 219. [2023-11-21 22:12:29,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 219 states, 215 states have (on average 1.4186046511627908) internal successors, (305), 214 states have internal predecessors, (305), 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) [2023-11-21 22:12:29,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 311 transitions. [2023-11-21 22:12:29,114 INFO L240 hiAutomatonCegarLoop]: Abstraction has 219 states and 311 transitions. [2023-11-21 22:12:29,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-21 22:12:29,116 INFO L428 stractBuchiCegarLoop]: Abstraction has 219 states and 311 transitions. [2023-11-21 22:12:29,116 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2023-11-21 22:12:29,116 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 219 states and 311 transitions. [2023-11-21 22:12:29,118 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 212 [2023-11-21 22:12:29,118 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:12:29,118 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:12:29,119 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:12:29,120 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:12:29,120 INFO L748 eck$LassoCheckResult]: Stem: 1687#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;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(11, 2); 1688#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~nondet6#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem8#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~switch29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~mem40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#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~malloc50#1.base, main_#t~malloc50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~mem52#1.base, main_#t~mem52#1.offset, main_#t~memset~res53#1.base, main_#t~memset~res53#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.base, main_#t~mem57#1.offset, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~malloc59#1.base, main_#t~malloc59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1.base, main_#t~mem63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~memset~res66#1.base, main_#t~memset~res66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1.base, main_#t~mem70#1.offset, main_#t~mem71#1, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1, main_#t~post77#1, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~nondet80#1, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~post84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem89#1, main_#t~mem88#1, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1, main_#t~short92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~malloc95#1.base, main_#t~malloc95#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~mem99#1, main_#t~memset~res100#1.base, main_#t~memset~res100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem105#1, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1, main_#t~nondet106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem110#1, main_#t~mem108#1.base, main_#t~mem108#1.offset, main_#t~mem109#1, main_#t~nondet111#1, main_#t~mem112#1.base, main_#t~mem112#1.offset, 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~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem122#1, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1, main_#t~nondet123#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~pre126#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~post131#1, main_#t~mem135#1, main_#t~mem133#1, main_#t~mem132#1.base, main_#t~mem132#1.offset, main_#t~mem134#1, main_#t~mem136#1, main_#t~post137#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~post113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem115#1, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~post147#1, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem154#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1, main_#t~ite157#1, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem156#1, main_#t~mem158#1.base, main_#t~mem158#1.offset, main_#t~mem159#1, main_#t~mem160#1.base, main_#t~mem160#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~post4#1, main_#t~mem162#1, main_#t~mem161#1.base, main_#t~mem161#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, main_~sum~0#1;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_~sum~0#1 := 0;main_~i~0#1 := 0; 1712#L737-3 [2023-11-21 22:12:29,120 INFO L750 eck$LassoCheckResult]: Loop: 1712#L737-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; 1617#L739 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 1618#L739-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call main_#t~mem7#1 := read~int(main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);main_~sum~0#1 := main_~sum~0#1 + main_#t~mem7#1;havoc main_#t~mem7#1; 1811#L745-269 havoc main_~_ha_hashv~0#1; 1806#L745-176 goto; 1802#L745-174 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; 1803#L745-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 1835#L745-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch29#1 := 11 == main_~_hj_k~0#1; 1834#L745-73 assume !main_#t~switch29#1; 1833#L745-75 main_#t~switch29#1 := main_#t~switch29#1 || 10 == main_~_hj_k~0#1; 1832#L745-76 assume !main_#t~switch29#1; 1831#L745-78 main_#t~switch29#1 := main_#t~switch29#1 || 9 == main_~_hj_k~0#1; 1830#L745-79 assume !main_#t~switch29#1; 1829#L745-81 main_#t~switch29#1 := main_#t~switch29#1 || 8 == main_~_hj_k~0#1; 1828#L745-82 assume !main_#t~switch29#1; 1827#L745-84 main_#t~switch29#1 := main_#t~switch29#1 || 7 == main_~_hj_k~0#1; 1689#L745-85 assume !main_#t~switch29#1; 1690#L745-87 main_#t~switch29#1 := main_#t~switch29#1 || 6 == main_~_hj_k~0#1; 1815#L745-88 assume !main_#t~switch29#1; 1816#L745-90 main_#t~switch29#1 := main_#t~switch29#1 || 5 == main_~_hj_k~0#1; 1778#L745-91 assume !main_#t~switch29#1; 1779#L745-93 main_#t~switch29#1 := main_#t~switch29#1 || 4 == main_~_hj_k~0#1; 1661#L745-94 assume main_#t~switch29#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 1662#L745-96 main_#t~switch29#1 := main_#t~switch29#1 || 3 == main_~_hj_k~0#1; 1757#L745-97 assume main_#t~switch29#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 1758#L745-99 main_#t~switch29#1 := main_#t~switch29#1 || 2 == main_~_hj_k~0#1; 1826#L745-100 assume main_#t~switch29#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 1825#L745-102 main_#t~switch29#1 := main_#t~switch29#1 || 1 == main_~_hj_k~0#1; 1824#L745-103 assume main_#t~switch29#1;call main_#t~mem40#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 + (if main_#t~mem40#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem40#1 % 256 % 4294967296 else main_#t~mem40#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem40#1; 1823#L745-105 havoc main_#t~switch29#1; 1822#L745-171 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; 1715#L745-107 assume !(0 == main_~_hj_i~0#1 % 4294967296); 1691#L745-109 assume 0 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296;main_#t~nondet41#1 := main_~_hj_i~0#1; 1632#L745-113 main_~_hj_i~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#1;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; 1761#L745-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet42#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 1651#L745-120 main_~_hj_j~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 1652#L745-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet43#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 1737#L745-127 main_~_ha_hashv~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#1;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; 1731#L745-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet44#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 1633#L745-134 main_~_hj_i~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#1;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; 1634#L745-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet45#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 1748#L745-141 main_~_hj_j~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 1749#L745-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet46#1 := main_~_hj_j~0#1 % 4294967296 / 32; 1809#L745-148 main_~_ha_hashv~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#1;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; 1768#L745-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet47#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 1735#L745-155 main_~_hj_i~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#1;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; 1801#L745-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet48#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 1720#L745-162 main_~_hj_j~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 1637#L745-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet49#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 1638#L745-169 main_~_ha_hashv~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#1; 1663#L745-170 goto; 1721#L745-172 havoc 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; 1722#L745-173 goto; 1759#L745-175 goto; 1698#L745-266 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); 1699#L745-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem67#1.base, main_#t~mem67#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; 1669#L745-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_#t~mem68#1.base, 16 + main_#t~mem68#1.offset, 4);call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 20 + main_#t~mem70#1.offset, 4);call write~$Pointer$(main_#t~mem69#1.base, main_#t~mem69#1.offset - main_#t~mem71#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem73#1.base, 8 + main_#t~mem73#1.offset, 4);havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1.base, main_#t~mem73#1.offset;call main_#t~mem74#1.base, main_#t~mem74#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~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset; 1670#L745-193 goto; 1785#L745-264 havoc main_~_ha_bkt~0#1;call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem76#1 := read~int(main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);main_#t~post77#1 := main_#t~mem76#1;call write~int(1 + main_#t~post77#1, main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;havoc main_#t~mem76#1;havoc main_#t~post77#1; 1805#L745-203 call main_#t~mem78#1.base, main_#t~mem78#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem79#1 := read~int(main_#t~mem78#1.base, 4 + main_#t~mem78#1.offset, 4); 1628#L745-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem79#1 - 1) % 4294967296;main_#t~nondet80#1 := 0; 1629#L745-201 main_~_ha_bkt~0#1 := main_#t~nondet80#1;havoc main_#t~mem78#1.base, main_#t~mem78#1.offset;havoc main_#t~mem79#1;havoc main_#t~nondet80#1; 1719#L745-202 goto; 1764#L745-261 call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$(main_#t~mem81#1.base, main_#t~mem81#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem82#1.base, main_#t~mem82#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~mem81#1.base, main_#t~mem81#1.offset;havoc main_#t~mem82#1.base, main_#t~mem82#1.offset;call main_#t~mem83#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post84#1 := main_#t~mem83#1;call write~int(1 + main_#t~post84#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem83#1;havoc main_#t~post84#1;call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem85#1.base, main_#t~mem85#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 1623#L745-205 assume main_#t~mem86#1.base != 0 || main_#t~mem86#1.offset != 0;havoc main_#t~mem86#1.base, main_#t~mem86#1.offset;call main_#t~mem87#1.base, main_#t~mem87#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~mem87#1.base, 12 + main_#t~mem87#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset; 1624#L745-207 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~mem89#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem88#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short92#1 := main_#t~mem89#1 % 4294967296 >= 10 * (1 + main_#t~mem88#1) % 4294967296; 1711#L745-208 assume main_#t~short92#1;call main_#t~mem90#1.base, main_#t~mem90#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem91#1 := read~int(main_#t~mem90#1.base, 36 + main_#t~mem90#1.offset, 4);main_#t~short92#1 := 0 == main_#t~mem91#1 % 4294967296; 1786#L745-210 assume !main_#t~short92#1;havoc main_#t~mem89#1;havoc main_#t~mem88#1;havoc main_#t~mem90#1.base, main_#t~mem90#1.offset;havoc main_#t~mem91#1;havoc main_#t~short92#1; 1740#L745-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 1745#L745-260 goto; 1713#L745-262 havoc main_~_ha_bkt~0#1; 1714#L745-263 goto; 1723#L745-265 goto; 1724#L745-267 havoc main_~_ha_hashv~0#1; 1771#L745-268 goto; 1787#L737-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1712#L737-3 [2023-11-21 22:12:29,121 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:12:29,121 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 5 times [2023-11-21 22:12:29,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:12:29,122 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [794006826] [2023-11-21 22:12:29,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:12:29,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:12:29,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:12:29,130 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:12:29,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:12:29,140 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:12:29,141 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:12:29,141 INFO L85 PathProgramCache]: Analyzing trace with hash -444326734, now seen corresponding path program 1 times [2023-11-21 22:12:29,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:12:29,142 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [477686763] [2023-11-21 22:12:29,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:12:29,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:12:29,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:12:29,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:12:29,888 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:12:29,888 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [477686763] [2023-11-21 22:12:29,888 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [477686763] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:12:29,889 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:12:29,889 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-21 22:12:29,889 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1901095245] [2023-11-21 22:12:29,889 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:12:29,890 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:12:29,890 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:12:29,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-21 22:12:29,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-21 22:12:29,891 INFO L87 Difference]: Start difference. First operand 219 states and 311 transitions. cyclomatic complexity: 95 Second operand has 4 states, 4 states have (on average 19.0) internal successors, (76), 4 states have internal predecessors, (76), 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) [2023-11-21 22:12:30,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:12:30,193 INFO L93 Difference]: Finished difference Result 221 states and 313 transitions. [2023-11-21 22:12:30,193 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 221 states and 313 transitions. [2023-11-21 22:12:30,196 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 214 [2023-11-21 22:12:30,199 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 221 states to 221 states and 313 transitions. [2023-11-21 22:12:30,199 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 221 [2023-11-21 22:12:30,200 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 221 [2023-11-21 22:12:30,200 INFO L73 IsDeterministic]: Start isDeterministic. Operand 221 states and 313 transitions. [2023-11-21 22:12:30,201 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:12:30,201 INFO L218 hiAutomatonCegarLoop]: Abstraction has 221 states and 313 transitions. [2023-11-21 22:12:30,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states and 313 transitions. [2023-11-21 22:12:30,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 219. [2023-11-21 22:12:30,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 219 states, 215 states have (on average 1.413953488372093) internal successors, (304), 214 states have internal predecessors, (304), 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) [2023-11-21 22:12:30,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 310 transitions. [2023-11-21 22:12:30,211 INFO L240 hiAutomatonCegarLoop]: Abstraction has 219 states and 310 transitions. [2023-11-21 22:12:30,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-21 22:12:30,212 INFO L428 stractBuchiCegarLoop]: Abstraction has 219 states and 310 transitions. [2023-11-21 22:12:30,212 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2023-11-21 22:12:30,212 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 219 states and 310 transitions. [2023-11-21 22:12:30,214 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 212 [2023-11-21 22:12:30,214 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:12:30,214 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:12:30,216 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:12:30,216 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:12:30,216 INFO L748 eck$LassoCheckResult]: Stem: 2135#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;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(11, 2); 2136#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~nondet6#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem8#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~switch29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~mem40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#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~malloc50#1.base, main_#t~malloc50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~mem52#1.base, main_#t~mem52#1.offset, main_#t~memset~res53#1.base, main_#t~memset~res53#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.base, main_#t~mem57#1.offset, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~malloc59#1.base, main_#t~malloc59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1.base, main_#t~mem63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~memset~res66#1.base, main_#t~memset~res66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1.base, main_#t~mem70#1.offset, main_#t~mem71#1, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1, main_#t~post77#1, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~nondet80#1, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~post84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem89#1, main_#t~mem88#1, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1, main_#t~short92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~malloc95#1.base, main_#t~malloc95#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~mem99#1, main_#t~memset~res100#1.base, main_#t~memset~res100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem105#1, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1, main_#t~nondet106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem110#1, main_#t~mem108#1.base, main_#t~mem108#1.offset, main_#t~mem109#1, main_#t~nondet111#1, main_#t~mem112#1.base, main_#t~mem112#1.offset, 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~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem122#1, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1, main_#t~nondet123#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~pre126#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~post131#1, main_#t~mem135#1, main_#t~mem133#1, main_#t~mem132#1.base, main_#t~mem132#1.offset, main_#t~mem134#1, main_#t~mem136#1, main_#t~post137#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~post113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem115#1, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~post147#1, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem154#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1, main_#t~ite157#1, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem156#1, main_#t~mem158#1.base, main_#t~mem158#1.offset, main_#t~mem159#1, main_#t~mem160#1.base, main_#t~mem160#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~post4#1, main_#t~mem162#1, main_#t~mem161#1.base, main_#t~mem161#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, main_~sum~0#1;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_~sum~0#1 := 0;main_~i~0#1 := 0; 2157#L737-3 [2023-11-21 22:12:30,217 INFO L750 eck$LassoCheckResult]: Loop: 2157#L737-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; 2064#L739 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 2065#L739-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call main_#t~mem7#1 := read~int(main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);main_~sum~0#1 := main_~sum~0#1 + main_#t~mem7#1;havoc main_#t~mem7#1; 2251#L745-269 havoc main_~_ha_hashv~0#1; 2245#L745-176 goto; 2243#L745-174 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; 2106#L745-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 2107#L745-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch29#1 := 11 == main_~_hj_k~0#1; 2282#L745-73 assume !main_#t~switch29#1; 2281#L745-75 main_#t~switch29#1 := main_#t~switch29#1 || 10 == main_~_hj_k~0#1; 2280#L745-76 assume !main_#t~switch29#1; 2187#L745-78 main_#t~switch29#1 := main_#t~switch29#1 || 9 == main_~_hj_k~0#1; 2188#L745-79 assume !main_#t~switch29#1; 2279#L745-81 main_#t~switch29#1 := main_#t~switch29#1 || 8 == main_~_hj_k~0#1; 2183#L745-82 assume !main_#t~switch29#1; 2156#L745-84 main_#t~switch29#1 := main_#t~switch29#1 || 7 == main_~_hj_k~0#1; 2137#L745-85 assume !main_#t~switch29#1; 2138#L745-87 main_#t~switch29#1 := main_#t~switch29#1 || 6 == main_~_hj_k~0#1; 2148#L745-88 assume !main_#t~switch29#1; 2207#L745-90 main_#t~switch29#1 := main_#t~switch29#1 || 5 == main_~_hj_k~0#1; 2208#L745-91 assume !main_#t~switch29#1; 2224#L745-93 main_#t~switch29#1 := main_#t~switch29#1 || 4 == main_~_hj_k~0#1; 2109#L745-94 assume main_#t~switch29#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 2110#L745-96 main_#t~switch29#1 := main_#t~switch29#1 || 3 == main_~_hj_k~0#1; 2271#L745-97 assume main_#t~switch29#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 2270#L745-99 main_#t~switch29#1 := main_#t~switch29#1 || 2 == main_~_hj_k~0#1; 2218#L745-100 assume main_#t~switch29#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 2174#L745-102 main_#t~switch29#1 := main_#t~switch29#1 || 1 == main_~_hj_k~0#1; 2175#L745-103 assume main_#t~switch29#1;call main_#t~mem40#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 + (if main_#t~mem40#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem40#1 % 256 % 4294967296 else main_#t~mem40#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem40#1; 2127#L745-105 havoc main_#t~switch29#1; 2125#L745-171 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; 2126#L745-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet41#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 2161#L745-113 main_~_hj_i~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#1;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; 2209#L745-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 2261#L745-116 assume 0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296;main_#t~nondet42#1 := main_~_hj_j~0#1; 2098#L745-120 main_~_hj_j~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 2099#L745-121 assume !(0 == main_~_ha_hashv~0#1 % 4294967296); 2227#L745-123 assume 0 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1; 2182#L745-127 main_~_ha_hashv~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#1;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; 2176#L745-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet44#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 2080#L745-134 main_~_hj_i~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#1;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; 2081#L745-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet45#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 2193#L745-141 main_~_hj_j~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 2194#L745-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet46#1 := main_~_hj_j~0#1 % 4294967296 / 32; 2249#L745-148 main_~_ha_hashv~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#1;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; 2214#L745-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet47#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 2179#L745-155 main_~_hj_i~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#1;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; 2242#L745-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet48#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 2164#L745-162 main_~_hj_j~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 2084#L745-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet49#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 2085#L745-169 main_~_ha_hashv~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#1; 2111#L745-170 goto; 2166#L745-172 havoc 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; 2167#L745-173 goto; 2206#L745-175 goto; 2146#L745-266 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); 2147#L745-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem67#1.base, main_#t~mem67#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; 2122#L745-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_#t~mem68#1.base, 16 + main_#t~mem68#1.offset, 4);call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 20 + main_#t~mem70#1.offset, 4);call write~$Pointer$(main_#t~mem69#1.base, main_#t~mem69#1.offset - main_#t~mem71#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem73#1.base, 8 + main_#t~mem73#1.offset, 4);havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1.base, main_#t~mem73#1.offset;call main_#t~mem74#1.base, main_#t~mem74#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~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset; 2123#L745-193 goto; 2229#L745-264 havoc main_~_ha_bkt~0#1;call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem76#1 := read~int(main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);main_#t~post77#1 := main_#t~mem76#1;call write~int(1 + main_#t~post77#1, main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;havoc main_#t~mem76#1;havoc main_#t~post77#1; 2246#L745-203 call main_#t~mem78#1.base, main_#t~mem78#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem79#1 := read~int(main_#t~mem78#1.base, 4 + main_#t~mem78#1.offset, 4); 2075#L745-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem79#1 - 1) % 4294967296;main_#t~nondet80#1 := 0; 2076#L745-201 main_~_ha_bkt~0#1 := main_#t~nondet80#1;havoc main_#t~mem78#1.base, main_#t~mem78#1.offset;havoc main_#t~mem79#1;havoc main_#t~nondet80#1; 2165#L745-202 goto; 2210#L745-261 call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$(main_#t~mem81#1.base, main_#t~mem81#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem82#1.base, main_#t~mem82#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~mem81#1.base, main_#t~mem81#1.offset;havoc main_#t~mem82#1.base, main_#t~mem82#1.offset;call main_#t~mem83#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post84#1 := main_#t~mem83#1;call write~int(1 + main_#t~post84#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem83#1;havoc main_#t~post84#1;call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem85#1.base, main_#t~mem85#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 2072#L745-205 assume main_#t~mem86#1.base != 0 || main_#t~mem86#1.offset != 0;havoc main_#t~mem86#1.base, main_#t~mem86#1.offset;call main_#t~mem87#1.base, main_#t~mem87#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~mem87#1.base, 12 + main_#t~mem87#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset; 2073#L745-207 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~mem89#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem88#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short92#1 := main_#t~mem89#1 % 4294967296 >= 10 * (1 + main_#t~mem88#1) % 4294967296; 2158#L745-208 assume main_#t~short92#1;call main_#t~mem90#1.base, main_#t~mem90#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem91#1 := read~int(main_#t~mem90#1.base, 36 + main_#t~mem90#1.offset, 4);main_#t~short92#1 := 0 == main_#t~mem91#1 % 4294967296; 2230#L745-210 assume !main_#t~short92#1;havoc main_#t~mem89#1;havoc main_#t~mem88#1;havoc main_#t~mem90#1.base, main_#t~mem90#1.offset;havoc main_#t~mem91#1;havoc main_#t~short92#1; 2185#L745-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 2192#L745-260 goto; 2159#L745-262 havoc main_~_ha_bkt~0#1; 2160#L745-263 goto; 2168#L745-265 goto; 2169#L745-267 havoc main_~_ha_hashv~0#1; 2217#L745-268 goto; 2233#L737-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 2157#L737-3 [2023-11-21 22:12:30,217 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:12:30,218 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 6 times [2023-11-21 22:12:30,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:12:30,218 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1708777753] [2023-11-21 22:12:30,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:12:30,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:12:30,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:12:30,226 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:12:30,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:12:30,234 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:12:30,235 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:12:30,235 INFO L85 PathProgramCache]: Analyzing trace with hash 950966210, now seen corresponding path program 1 times [2023-11-21 22:12:30,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:12:30,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [316927315] [2023-11-21 22:12:30,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:12:30,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:12:30,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:12:31,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:12:31,040 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:12:31,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [316927315] [2023-11-21 22:12:31,040 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [316927315] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:12:31,040 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:12:31,040 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-21 22:12:31,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1685018085] [2023-11-21 22:12:31,041 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:12:31,041 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:12:31,042 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:12:31,042 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-21 22:12:31,042 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2023-11-21 22:12:31,043 INFO L87 Difference]: Start difference. First operand 219 states and 310 transitions. cyclomatic complexity: 94 Second operand has 9 states, 9 states have (on average 8.555555555555555) internal successors, (77), 9 states have internal predecessors, (77), 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) [2023-11-21 22:12:32,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:12:32,363 INFO L93 Difference]: Finished difference Result 233 states and 330 transitions. [2023-11-21 22:12:32,364 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 233 states and 330 transitions. [2023-11-21 22:12:32,367 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 226 [2023-11-21 22:12:32,372 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 233 states to 233 states and 330 transitions. [2023-11-21 22:12:32,372 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 233 [2023-11-21 22:12:32,373 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 233 [2023-11-21 22:12:32,374 INFO L73 IsDeterministic]: Start isDeterministic. Operand 233 states and 330 transitions. [2023-11-21 22:12:32,374 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:12:32,374 INFO L218 hiAutomatonCegarLoop]: Abstraction has 233 states and 330 transitions. [2023-11-21 22:12:32,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states and 330 transitions. [2023-11-21 22:12:32,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 228. [2023-11-21 22:12:32,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 228 states, 224 states have (on average 1.4151785714285714) internal successors, (317), 223 states have internal predecessors, (317), 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) [2023-11-21 22:12:32,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 323 transitions. [2023-11-21 22:12:32,387 INFO L240 hiAutomatonCegarLoop]: Abstraction has 228 states and 323 transitions. [2023-11-21 22:12:32,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-21 22:12:32,390 INFO L428 stractBuchiCegarLoop]: Abstraction has 228 states and 323 transitions. [2023-11-21 22:12:32,391 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2023-11-21 22:12:32,391 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 228 states and 323 transitions. [2023-11-21 22:12:32,393 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 221 [2023-11-21 22:12:32,393 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:12:32,394 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:12:32,398 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:12:32,398 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:12:32,398 INFO L748 eck$LassoCheckResult]: Stem: 2606#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;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(11, 2); 2607#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~nondet6#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem8#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~switch29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~mem40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#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~malloc50#1.base, main_#t~malloc50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~mem52#1.base, main_#t~mem52#1.offset, main_#t~memset~res53#1.base, main_#t~memset~res53#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.base, main_#t~mem57#1.offset, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~malloc59#1.base, main_#t~malloc59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1.base, main_#t~mem63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~memset~res66#1.base, main_#t~memset~res66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1.base, main_#t~mem70#1.offset, main_#t~mem71#1, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1, main_#t~post77#1, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~nondet80#1, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~post84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem89#1, main_#t~mem88#1, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1, main_#t~short92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~malloc95#1.base, main_#t~malloc95#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~mem99#1, main_#t~memset~res100#1.base, main_#t~memset~res100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem105#1, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1, main_#t~nondet106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem110#1, main_#t~mem108#1.base, main_#t~mem108#1.offset, main_#t~mem109#1, main_#t~nondet111#1, main_#t~mem112#1.base, main_#t~mem112#1.offset, 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~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem122#1, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1, main_#t~nondet123#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~pre126#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~post131#1, main_#t~mem135#1, main_#t~mem133#1, main_#t~mem132#1.base, main_#t~mem132#1.offset, main_#t~mem134#1, main_#t~mem136#1, main_#t~post137#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~post113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem115#1, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~post147#1, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem154#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1, main_#t~ite157#1, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem156#1, main_#t~mem158#1.base, main_#t~mem158#1.offset, main_#t~mem159#1, main_#t~mem160#1.base, main_#t~mem160#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~post4#1, main_#t~mem162#1, main_#t~mem161#1.base, main_#t~mem161#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, main_~sum~0#1;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_~sum~0#1 := 0;main_~i~0#1 := 0; 2632#L737-3 [2023-11-21 22:12:32,399 INFO L750 eck$LassoCheckResult]: Loop: 2632#L737-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; 2536#L739 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 2537#L739-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call main_#t~mem7#1 := read~int(main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);main_~sum~0#1 := main_~sum~0#1 + main_#t~mem7#1;havoc main_#t~mem7#1; 2736#L745-269 havoc main_~_ha_hashv~0#1; 2728#L745-176 goto; 2724#L745-174 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; 2725#L745-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 2759#L745-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch29#1 := 11 == main_~_hj_k~0#1; 2758#L745-73 assume !main_#t~switch29#1; 2757#L745-75 main_#t~switch29#1 := main_#t~switch29#1 || 10 == main_~_hj_k~0#1; 2756#L745-76 assume !main_#t~switch29#1; 2755#L745-78 main_#t~switch29#1 := main_#t~switch29#1 || 9 == main_~_hj_k~0#1; 2754#L745-79 assume !main_#t~switch29#1; 2753#L745-81 main_#t~switch29#1 := main_#t~switch29#1 || 8 == main_~_hj_k~0#1; 2752#L745-82 assume !main_#t~switch29#1; 2631#L745-84 main_#t~switch29#1 := main_#t~switch29#1 || 7 == main_~_hj_k~0#1; 2610#L745-85 assume !main_#t~switch29#1; 2611#L745-87 main_#t~switch29#1 := main_#t~switch29#1 || 6 == main_~_hj_k~0#1; 2741#L745-88 assume !main_#t~switch29#1; 2742#L745-90 main_#t~switch29#1 := main_#t~switch29#1 || 5 == main_~_hj_k~0#1; 2703#L745-91 assume !main_#t~switch29#1; 2704#L745-93 main_#t~switch29#1 := main_#t~switch29#1 || 4 == main_~_hj_k~0#1; 2581#L745-94 assume main_#t~switch29#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 2582#L745-96 main_#t~switch29#1 := main_#t~switch29#1 || 3 == main_~_hj_k~0#1; 2679#L745-97 assume main_#t~switch29#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 2680#L745-99 main_#t~switch29#1 := main_#t~switch29#1 || 2 == main_~_hj_k~0#1; 2694#L745-100 assume main_#t~switch29#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 2695#L745-102 main_#t~switch29#1 := main_#t~switch29#1 || 1 == main_~_hj_k~0#1; 2700#L745-103 assume main_#t~switch29#1;call main_#t~mem40#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 + (if main_#t~mem40#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem40#1 % 256 % 4294967296 else main_#t~mem40#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem40#1; 2701#L745-105 havoc main_#t~switch29#1; 2597#L745-171 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; 2598#L745-107 assume !(0 == main_~_hj_i~0#1 % 4294967296); 2612#L745-109 assume !(0 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296); 2613#L745-111 assume main_~_hj_i~0#1 % 4294967296 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296;main_#t~nondet41#1 := 0; 2763#L745-113 main_~_hj_i~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#1;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; 2762#L745-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet42#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 2573#L745-120 main_~_hj_j~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 2760#L745-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet43#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 2658#L745-127 main_~_ha_hashv~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#1;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; 2743#L745-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet44#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 2552#L745-134 main_~_hj_i~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#1;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; 2553#L745-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet45#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 2668#L745-141 main_~_hj_j~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 2669#L745-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet46#1 := main_~_hj_j~0#1 % 4294967296 / 32; 2734#L745-148 main_~_ha_hashv~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#1;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; 2690#L745-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet47#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 2655#L745-155 main_~_hj_i~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#1;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; 2723#L745-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet48#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 2640#L745-162 main_~_hj_j~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 2556#L745-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet49#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 2557#L745-169 main_~_ha_hashv~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#1; 2583#L745-170 goto; 2642#L745-172 havoc 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; 2643#L745-173 goto; 2682#L745-175 goto; 2620#L745-266 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); 2621#L745-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem67#1.base, main_#t~mem67#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; 2594#L745-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_#t~mem68#1.base, 16 + main_#t~mem68#1.offset, 4);call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 20 + main_#t~mem70#1.offset, 4);call write~$Pointer$(main_#t~mem69#1.base, main_#t~mem69#1.offset - main_#t~mem71#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem73#1.base, 8 + main_#t~mem73#1.offset, 4);havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1.base, main_#t~mem73#1.offset;call main_#t~mem74#1.base, main_#t~mem74#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~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset; 2595#L745-193 goto; 2709#L745-264 havoc main_~_ha_bkt~0#1;call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem76#1 := read~int(main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);main_#t~post77#1 := main_#t~mem76#1;call write~int(1 + main_#t~post77#1, main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;havoc main_#t~mem76#1;havoc main_#t~post77#1; 2729#L745-203 call main_#t~mem78#1.base, main_#t~mem78#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem79#1 := read~int(main_#t~mem78#1.base, 4 + main_#t~mem78#1.offset, 4); 2547#L745-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem79#1 - 1) % 4294967296;main_#t~nondet80#1 := 0; 2548#L745-201 main_~_ha_bkt~0#1 := main_#t~nondet80#1;havoc main_#t~mem78#1.base, main_#t~mem78#1.offset;havoc main_#t~mem79#1;havoc main_#t~nondet80#1; 2641#L745-202 goto; 2686#L745-261 call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$(main_#t~mem81#1.base, main_#t~mem81#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem82#1.base, main_#t~mem82#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~mem81#1.base, main_#t~mem81#1.offset;havoc main_#t~mem82#1.base, main_#t~mem82#1.offset;call main_#t~mem83#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post84#1 := main_#t~mem83#1;call write~int(1 + main_#t~post84#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem83#1;havoc main_#t~post84#1;call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem85#1.base, main_#t~mem85#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 2542#L745-205 assume main_#t~mem86#1.base != 0 || main_#t~mem86#1.offset != 0;havoc main_#t~mem86#1.base, main_#t~mem86#1.offset;call main_#t~mem87#1.base, main_#t~mem87#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~mem87#1.base, 12 + main_#t~mem87#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset; 2543#L745-207 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~mem89#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem88#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short92#1 := main_#t~mem89#1 % 4294967296 >= 10 * (1 + main_#t~mem88#1) % 4294967296; 2633#L745-208 assume main_#t~short92#1;call main_#t~mem90#1.base, main_#t~mem90#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem91#1 := read~int(main_#t~mem90#1.base, 36 + main_#t~mem90#1.offset, 4);main_#t~short92#1 := 0 == main_#t~mem91#1 % 4294967296; 2710#L745-210 assume !main_#t~short92#1;havoc main_#t~mem89#1;havoc main_#t~mem88#1;havoc main_#t~mem90#1.base, main_#t~mem90#1.offset;havoc main_#t~mem91#1;havoc main_#t~short92#1; 2662#L745-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 2667#L745-260 goto; 2634#L745-262 havoc main_~_ha_bkt~0#1; 2635#L745-263 goto; 2644#L745-265 goto; 2645#L745-267 havoc main_~_ha_hashv~0#1; 2693#L745-268 goto; 2712#L737-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 2632#L737-3 [2023-11-21 22:12:32,400 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:12:32,400 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 7 times [2023-11-21 22:12:32,400 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:12:32,401 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [628584967] [2023-11-21 22:12:32,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:12:32,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:12:32,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:12:32,410 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:12:32,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:12:32,421 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:12:32,421 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:12:32,421 INFO L85 PathProgramCache]: Analyzing trace with hash -1835154424, now seen corresponding path program 1 times [2023-11-21 22:12:32,422 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:12:32,422 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405422973] [2023-11-21 22:12:32,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:12:32,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:12:32,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:12:32,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:12:32,928 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:12:32,928 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1405422973] [2023-11-21 22:12:32,928 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1405422973] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:12:32,929 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:12:32,929 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-21 22:12:32,929 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244715640] [2023-11-21 22:12:32,930 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:12:32,930 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:12:32,931 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:12:32,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-21 22:12:32,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-21 22:12:32,932 INFO L87 Difference]: Start difference. First operand 228 states and 323 transitions. cyclomatic complexity: 98 Second operand has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 6 states have internal predecessors, (77), 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) [2023-11-21 22:12:33,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:12:33,641 INFO L93 Difference]: Finished difference Result 232 states and 327 transitions. [2023-11-21 22:12:33,641 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 232 states and 327 transitions. [2023-11-21 22:12:33,644 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 225 [2023-11-21 22:12:33,647 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 232 states to 232 states and 327 transitions. [2023-11-21 22:12:33,647 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 232 [2023-11-21 22:12:33,648 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 232 [2023-11-21 22:12:33,648 INFO L73 IsDeterministic]: Start isDeterministic. Operand 232 states and 327 transitions. [2023-11-21 22:12:33,649 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:12:33,649 INFO L218 hiAutomatonCegarLoop]: Abstraction has 232 states and 327 transitions. [2023-11-21 22:12:33,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 232 states and 327 transitions. [2023-11-21 22:12:33,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 232 to 231. [2023-11-21 22:12:33,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 231 states, 227 states have (on average 1.4096916299559472) internal successors, (320), 226 states have internal predecessors, (320), 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) [2023-11-21 22:12:33,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 326 transitions. [2023-11-21 22:12:33,656 INFO L240 hiAutomatonCegarLoop]: Abstraction has 231 states and 326 transitions. [2023-11-21 22:12:33,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-21 22:12:33,657 INFO L428 stractBuchiCegarLoop]: Abstraction has 231 states and 326 transitions. [2023-11-21 22:12:33,657 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2023-11-21 22:12:33,658 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 231 states and 326 transitions. [2023-11-21 22:12:33,659 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 224 [2023-11-21 22:12:33,659 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:12:33,659 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:12:33,660 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:12:33,660 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:12:33,661 INFO L748 eck$LassoCheckResult]: Stem: 3073#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;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(11, 2); 3074#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~nondet6#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem8#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~switch29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~mem40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#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~malloc50#1.base, main_#t~malloc50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~mem52#1.base, main_#t~mem52#1.offset, main_#t~memset~res53#1.base, main_#t~memset~res53#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.base, main_#t~mem57#1.offset, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~malloc59#1.base, main_#t~malloc59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1.base, main_#t~mem63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~memset~res66#1.base, main_#t~memset~res66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1.base, main_#t~mem70#1.offset, main_#t~mem71#1, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1, main_#t~post77#1, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~nondet80#1, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~post84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem89#1, main_#t~mem88#1, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1, main_#t~short92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~malloc95#1.base, main_#t~malloc95#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~mem99#1, main_#t~memset~res100#1.base, main_#t~memset~res100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem105#1, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1, main_#t~nondet106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem110#1, main_#t~mem108#1.base, main_#t~mem108#1.offset, main_#t~mem109#1, main_#t~nondet111#1, main_#t~mem112#1.base, main_#t~mem112#1.offset, 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~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem122#1, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1, main_#t~nondet123#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~pre126#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~post131#1, main_#t~mem135#1, main_#t~mem133#1, main_#t~mem132#1.base, main_#t~mem132#1.offset, main_#t~mem134#1, main_#t~mem136#1, main_#t~post137#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~post113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem115#1, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~post147#1, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem154#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1, main_#t~ite157#1, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem156#1, main_#t~mem158#1.base, main_#t~mem158#1.offset, main_#t~mem159#1, main_#t~mem160#1.base, main_#t~mem160#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~post4#1, main_#t~mem162#1, main_#t~mem161#1.base, main_#t~mem161#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, main_~sum~0#1;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_~sum~0#1 := 0;main_~i~0#1 := 0; 3099#L737-3 [2023-11-21 22:12:33,661 INFO L750 eck$LassoCheckResult]: Loop: 3099#L737-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; 3005#L739 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 3006#L739-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call main_#t~mem7#1 := read~int(main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);main_~sum~0#1 := main_~sum~0#1 + main_#t~mem7#1;havoc main_#t~mem7#1; 3197#L745-269 havoc main_~_ha_hashv~0#1; 3191#L745-176 goto; 3188#L745-174 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; 3189#L745-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 3235#L745-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch29#1 := 11 == main_~_hj_k~0#1; 3234#L745-73 assume !main_#t~switch29#1; 3233#L745-75 main_#t~switch29#1 := main_#t~switch29#1 || 10 == main_~_hj_k~0#1; 3232#L745-76 assume !main_#t~switch29#1; 3231#L745-78 main_#t~switch29#1 := main_#t~switch29#1 || 9 == main_~_hj_k~0#1; 3230#L745-79 assume !main_#t~switch29#1; 3229#L745-81 main_#t~switch29#1 := main_#t~switch29#1 || 8 == main_~_hj_k~0#1; 3228#L745-82 assume !main_#t~switch29#1; 3227#L745-84 main_#t~switch29#1 := main_#t~switch29#1 || 7 == main_~_hj_k~0#1; 3077#L745-85 assume !main_#t~switch29#1; 3078#L745-87 main_#t~switch29#1 := main_#t~switch29#1 || 6 == main_~_hj_k~0#1; 3226#L745-88 assume !main_#t~switch29#1; 3225#L745-90 main_#t~switch29#1 := main_#t~switch29#1 || 5 == main_~_hj_k~0#1; 3224#L745-91 assume !main_#t~switch29#1; 3223#L745-93 main_#t~switch29#1 := main_#t~switch29#1 || 4 == main_~_hj_k~0#1; 3222#L745-94 assume main_#t~switch29#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 3221#L745-96 main_#t~switch29#1 := main_#t~switch29#1 || 3 == main_~_hj_k~0#1; 3220#L745-97 assume main_#t~switch29#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 3219#L745-99 main_#t~switch29#1 := main_#t~switch29#1 || 2 == main_~_hj_k~0#1; 3159#L745-100 assume main_#t~switch29#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 3116#L745-102 main_#t~switch29#1 := main_#t~switch29#1 || 1 == main_~_hj_k~0#1; 3117#L745-103 assume main_#t~switch29#1;call main_#t~mem40#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 + (if main_#t~mem40#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem40#1 % 256 % 4294967296 else main_#t~mem40#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem40#1; 3067#L745-105 havoc main_#t~switch29#1; 3065#L745-171 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; 3066#L745-107 assume !(0 == main_~_hj_i~0#1 % 4294967296); 3079#L745-109 assume !(0 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296); 3080#L745-111 assume !(main_~_hj_i~0#1 % 4294967296 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296);assume main_#t~nondet41#1 % 4294967296 <= main_~_hj_i~0#1 % 4294967296 + main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296; 3212#L745-113 main_~_hj_i~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#1;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; 3209#L745-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet42#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 3206#L745-120 main_~_hj_j~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 3205#L745-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet43#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 3124#L745-127 main_~_ha_hashv~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#1;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; 3202#L745-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet44#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 3021#L745-134 main_~_hj_i~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#1;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; 3022#L745-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet45#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 3134#L745-141 main_~_hj_j~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 3135#L745-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet46#1 := main_~_hj_j~0#1 % 4294967296 / 32; 3195#L745-148 main_~_ha_hashv~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#1;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; 3155#L745-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet47#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 3121#L745-155 main_~_hj_i~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#1;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; 3187#L745-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet48#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 3106#L745-162 main_~_hj_j~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 3025#L745-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet49#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 3026#L745-169 main_~_ha_hashv~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#1; 3051#L745-170 goto; 3108#L745-172 havoc 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; 3109#L745-173 goto; 3146#L745-175 goto; 3087#L745-266 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); 3088#L745-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem67#1.base, main_#t~mem67#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; 3062#L745-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_#t~mem68#1.base, 16 + main_#t~mem68#1.offset, 4);call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 20 + main_#t~mem70#1.offset, 4);call write~$Pointer$(main_#t~mem69#1.base, main_#t~mem69#1.offset - main_#t~mem71#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem73#1.base, 8 + main_#t~mem73#1.offset, 4);havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1.base, main_#t~mem73#1.offset;call main_#t~mem74#1.base, main_#t~mem74#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~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset; 3063#L745-193 goto; 3170#L745-264 havoc main_~_ha_bkt~0#1;call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem76#1 := read~int(main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);main_#t~post77#1 := main_#t~mem76#1;call write~int(1 + main_#t~post77#1, main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;havoc main_#t~mem76#1;havoc main_#t~post77#1; 3192#L745-203 call main_#t~mem78#1.base, main_#t~mem78#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem79#1 := read~int(main_#t~mem78#1.base, 4 + main_#t~mem78#1.offset, 4); 3016#L745-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem79#1 - 1) % 4294967296;main_#t~nondet80#1 := 0; 3017#L745-201 main_~_ha_bkt~0#1 := main_#t~nondet80#1;havoc main_#t~mem78#1.base, main_#t~mem78#1.offset;havoc main_#t~mem79#1;havoc main_#t~nondet80#1; 3107#L745-202 goto; 3151#L745-261 call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$(main_#t~mem81#1.base, main_#t~mem81#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem82#1.base, main_#t~mem82#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~mem81#1.base, main_#t~mem81#1.offset;havoc main_#t~mem82#1.base, main_#t~mem82#1.offset;call main_#t~mem83#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post84#1 := main_#t~mem83#1;call write~int(1 + main_#t~post84#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem83#1;havoc main_#t~post84#1;call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem85#1.base, main_#t~mem85#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 3011#L745-205 assume main_#t~mem86#1.base != 0 || main_#t~mem86#1.offset != 0;havoc main_#t~mem86#1.base, main_#t~mem86#1.offset;call main_#t~mem87#1.base, main_#t~mem87#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~mem87#1.base, 12 + main_#t~mem87#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset; 3012#L745-207 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~mem89#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem88#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short92#1 := main_#t~mem89#1 % 4294967296 >= 10 * (1 + main_#t~mem88#1) % 4294967296; 3100#L745-208 assume main_#t~short92#1;call main_#t~mem90#1.base, main_#t~mem90#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem91#1 := read~int(main_#t~mem90#1.base, 36 + main_#t~mem90#1.offset, 4);main_#t~short92#1 := 0 == main_#t~mem91#1 % 4294967296; 3171#L745-210 assume !main_#t~short92#1;havoc main_#t~mem89#1;havoc main_#t~mem88#1;havoc main_#t~mem90#1.base, main_#t~mem90#1.offset;havoc main_#t~mem91#1;havoc main_#t~short92#1; 3128#L745-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 3133#L745-260 goto; 3101#L745-262 havoc main_~_ha_bkt~0#1; 3102#L745-263 goto; 3110#L745-265 goto; 3111#L745-267 havoc main_~_ha_hashv~0#1; 3158#L745-268 goto; 3173#L737-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 3099#L737-3 [2023-11-21 22:12:33,662 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:12:33,662 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 8 times [2023-11-21 22:12:33,662 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:12:33,662 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [61779418] [2023-11-21 22:12:33,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:12:33,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:12:33,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:12:33,669 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:12:33,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:12:33,676 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:12:33,677 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:12:33,677 INFO L85 PathProgramCache]: Analyzing trace with hash 410425030, now seen corresponding path program 1 times [2023-11-21 22:12:33,678 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:12:33,678 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1080854552] [2023-11-21 22:12:33,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:12:33,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:12:34,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:12:34,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:12:34,532 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:12:34,532 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1080854552] [2023-11-21 22:12:34,532 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1080854552] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:12:34,533 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:12:34,533 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-21 22:12:34,535 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [552756005] [2023-11-21 22:12:34,535 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:12:34,536 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:12:34,536 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:12:34,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-21 22:12:34,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-21 22:12:34,537 INFO L87 Difference]: Start difference. First operand 231 states and 326 transitions. cyclomatic complexity: 98 Second operand has 7 states, 7 states have (on average 11.0) internal successors, (77), 7 states have internal predecessors, (77), 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) [2023-11-21 22:12:35,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:12:35,270 INFO L93 Difference]: Finished difference Result 238 states and 335 transitions. [2023-11-21 22:12:35,270 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 238 states and 335 transitions. [2023-11-21 22:12:35,273 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 231 [2023-11-21 22:12:35,275 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 238 states to 238 states and 335 transitions. [2023-11-21 22:12:35,275 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 238 [2023-11-21 22:12:35,276 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 238 [2023-11-21 22:12:35,276 INFO L73 IsDeterministic]: Start isDeterministic. Operand 238 states and 335 transitions. [2023-11-21 22:12:35,277 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:12:35,277 INFO L218 hiAutomatonCegarLoop]: Abstraction has 238 states and 335 transitions. [2023-11-21 22:12:35,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states and 335 transitions. [2023-11-21 22:12:35,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 231. [2023-11-21 22:12:35,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 231 states, 227 states have (on average 1.4096916299559472) internal successors, (320), 226 states have internal predecessors, (320), 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) [2023-11-21 22:12:35,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 326 transitions. [2023-11-21 22:12:35,284 INFO L240 hiAutomatonCegarLoop]: Abstraction has 231 states and 326 transitions. [2023-11-21 22:12:35,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-21 22:12:35,285 INFO L428 stractBuchiCegarLoop]: Abstraction has 231 states and 326 transitions. [2023-11-21 22:12:35,285 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2023-11-21 22:12:35,285 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 231 states and 326 transitions. [2023-11-21 22:12:35,287 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 224 [2023-11-21 22:12:35,287 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:12:35,287 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:12:35,288 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:12:35,288 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:12:35,288 INFO L748 eck$LassoCheckResult]: Stem: 3556#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;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(11, 2); 3557#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~nondet6#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem8#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~switch29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~mem40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#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~malloc50#1.base, main_#t~malloc50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~mem52#1.base, main_#t~mem52#1.offset, main_#t~memset~res53#1.base, main_#t~memset~res53#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.base, main_#t~mem57#1.offset, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~malloc59#1.base, main_#t~malloc59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1.base, main_#t~mem63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~memset~res66#1.base, main_#t~memset~res66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1.base, main_#t~mem70#1.offset, main_#t~mem71#1, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1, main_#t~post77#1, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~nondet80#1, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~post84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem89#1, main_#t~mem88#1, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1, main_#t~short92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~malloc95#1.base, main_#t~malloc95#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~mem99#1, main_#t~memset~res100#1.base, main_#t~memset~res100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem105#1, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1, main_#t~nondet106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem110#1, main_#t~mem108#1.base, main_#t~mem108#1.offset, main_#t~mem109#1, main_#t~nondet111#1, main_#t~mem112#1.base, main_#t~mem112#1.offset, 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~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem122#1, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1, main_#t~nondet123#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~pre126#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~post131#1, main_#t~mem135#1, main_#t~mem133#1, main_#t~mem132#1.base, main_#t~mem132#1.offset, main_#t~mem134#1, main_#t~mem136#1, main_#t~post137#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~post113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem115#1, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~post147#1, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem154#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1, main_#t~ite157#1, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem156#1, main_#t~mem158#1.base, main_#t~mem158#1.offset, main_#t~mem159#1, main_#t~mem160#1.base, main_#t~mem160#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~post4#1, main_#t~mem162#1, main_#t~mem161#1.base, main_#t~mem161#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, main_~sum~0#1;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_~sum~0#1 := 0;main_~i~0#1 := 0; 3579#L737-3 [2023-11-21 22:12:35,289 INFO L750 eck$LassoCheckResult]: Loop: 3579#L737-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; 3488#L739 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 3489#L739-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call main_#t~mem7#1 := read~int(main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);main_~sum~0#1 := main_~sum~0#1 + main_#t~mem7#1;havoc main_#t~mem7#1; 3673#L745-269 havoc main_~_ha_hashv~0#1; 3667#L745-176 goto; 3663#L745-174 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; 3664#L745-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 3711#L745-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch29#1 := 11 == main_~_hj_k~0#1; 3710#L745-73 assume !main_#t~switch29#1; 3709#L745-75 main_#t~switch29#1 := main_#t~switch29#1 || 10 == main_~_hj_k~0#1; 3708#L745-76 assume !main_#t~switch29#1; 3707#L745-78 main_#t~switch29#1 := main_#t~switch29#1 || 9 == main_~_hj_k~0#1; 3706#L745-79 assume !main_#t~switch29#1; 3705#L745-81 main_#t~switch29#1 := main_#t~switch29#1 || 8 == main_~_hj_k~0#1; 3704#L745-82 assume !main_#t~switch29#1; 3703#L745-84 main_#t~switch29#1 := main_#t~switch29#1 || 7 == main_~_hj_k~0#1; 3702#L745-85 assume !main_#t~switch29#1; 3701#L745-87 main_#t~switch29#1 := main_#t~switch29#1 || 6 == main_~_hj_k~0#1; 3700#L745-88 assume !main_#t~switch29#1; 3699#L745-90 main_#t~switch29#1 := main_#t~switch29#1 || 5 == main_~_hj_k~0#1; 3698#L745-91 assume !main_#t~switch29#1; 3697#L745-93 main_#t~switch29#1 := main_#t~switch29#1 || 4 == main_~_hj_k~0#1; 3696#L745-94 assume main_#t~switch29#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 3695#L745-96 main_#t~switch29#1 := main_#t~switch29#1 || 3 == main_~_hj_k~0#1; 3694#L745-97 assume main_#t~switch29#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 3693#L745-99 main_#t~switch29#1 := main_#t~switch29#1 || 2 == main_~_hj_k~0#1; 3692#L745-100 assume main_#t~switch29#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 3691#L745-102 main_#t~switch29#1 := main_#t~switch29#1 || 1 == main_~_hj_k~0#1; 3690#L745-103 assume main_#t~switch29#1;call main_#t~mem40#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 + (if main_#t~mem40#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem40#1 % 256 % 4294967296 else main_#t~mem40#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem40#1; 3689#L745-105 havoc main_#t~switch29#1; 3688#L745-171 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; 3687#L745-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet41#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 3686#L745-113 main_~_hj_i~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#1;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; 3685#L745-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 3684#L745-116 assume !(0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296); 3683#L745-118 assume main_~_hj_j~0#1 % 4294967296 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296;main_#t~nondet42#1 := 0; 3682#L745-120 main_~_hj_j~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 3681#L745-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet43#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 3605#L745-127 main_~_ha_hashv~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#1;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; 3677#L745-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet44#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 3505#L745-134 main_~_hj_i~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#1;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; 3506#L745-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet45#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 3616#L745-141 main_~_hj_j~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 3617#L745-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet46#1 := main_~_hj_j~0#1 % 4294967296 / 32; 3671#L745-148 main_~_ha_hashv~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#1;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; 3636#L745-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet47#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 3602#L745-155 main_~_hj_i~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#1;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; 3662#L745-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet48#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 3587#L745-162 main_~_hj_j~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 3509#L745-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet49#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 3510#L745-169 main_~_ha_hashv~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#1; 3534#L745-170 goto; 3589#L745-172 havoc 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; 3590#L745-173 goto; 3628#L745-175 goto; 3569#L745-266 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); 3570#L745-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem67#1.base, main_#t~mem67#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; 3545#L745-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_#t~mem68#1.base, 16 + main_#t~mem68#1.offset, 4);call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 20 + main_#t~mem70#1.offset, 4);call write~$Pointer$(main_#t~mem69#1.base, main_#t~mem69#1.offset - main_#t~mem71#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem73#1.base, 8 + main_#t~mem73#1.offset, 4);havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1.base, main_#t~mem73#1.offset;call main_#t~mem74#1.base, main_#t~mem74#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~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset; 3546#L745-193 goto; 3650#L745-264 havoc main_~_ha_bkt~0#1;call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem76#1 := read~int(main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);main_#t~post77#1 := main_#t~mem76#1;call write~int(1 + main_#t~post77#1, main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;havoc main_#t~mem76#1;havoc main_#t~post77#1; 3668#L745-203 call main_#t~mem78#1.base, main_#t~mem78#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem79#1 := read~int(main_#t~mem78#1.base, 4 + main_#t~mem78#1.offset, 4); 3499#L745-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem79#1 - 1) % 4294967296;main_#t~nondet80#1 := 0; 3500#L745-201 main_~_ha_bkt~0#1 := main_#t~nondet80#1;havoc main_#t~mem78#1.base, main_#t~mem78#1.offset;havoc main_#t~mem79#1;havoc main_#t~nondet80#1; 3588#L745-202 goto; 3632#L745-261 call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$(main_#t~mem81#1.base, main_#t~mem81#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem82#1.base, main_#t~mem82#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~mem81#1.base, main_#t~mem81#1.offset;havoc main_#t~mem82#1.base, main_#t~mem82#1.offset;call main_#t~mem83#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post84#1 := main_#t~mem83#1;call write~int(1 + main_#t~post84#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem83#1;havoc main_#t~post84#1;call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem85#1.base, main_#t~mem85#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 3494#L745-205 assume main_#t~mem86#1.base != 0 || main_#t~mem86#1.offset != 0;havoc main_#t~mem86#1.base, main_#t~mem86#1.offset;call main_#t~mem87#1.base, main_#t~mem87#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~mem87#1.base, 12 + main_#t~mem87#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset; 3495#L745-207 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~mem89#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem88#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short92#1 := main_#t~mem89#1 % 4294967296 >= 10 * (1 + main_#t~mem88#1) % 4294967296; 3580#L745-208 assume main_#t~short92#1;call main_#t~mem90#1.base, main_#t~mem90#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem91#1 := read~int(main_#t~mem90#1.base, 36 + main_#t~mem90#1.offset, 4);main_#t~short92#1 := 0 == main_#t~mem91#1 % 4294967296; 3651#L745-210 assume !main_#t~short92#1;havoc main_#t~mem89#1;havoc main_#t~mem88#1;havoc main_#t~mem90#1.base, main_#t~mem90#1.offset;havoc main_#t~mem91#1;havoc main_#t~short92#1; 3610#L745-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 3615#L745-260 goto; 3581#L745-262 havoc main_~_ha_bkt~0#1; 3582#L745-263 goto; 3591#L745-265 goto; 3592#L745-267 havoc main_~_ha_hashv~0#1; 3639#L745-268 goto; 3653#L737-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 3579#L737-3 [2023-11-21 22:12:35,289 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:12:35,289 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 9 times [2023-11-21 22:12:35,290 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:12:35,290 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2042741371] [2023-11-21 22:12:35,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:12:35,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:12:35,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:12:35,296 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:12:35,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:12:35,304 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:12:35,304 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:12:35,305 INFO L85 PathProgramCache]: Analyzing trace with hash 1927681384, now seen corresponding path program 1 times [2023-11-21 22:12:35,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:12:35,305 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1601631852] [2023-11-21 22:12:35,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:12:35,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:12:35,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:12:36,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:12:36,069 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:12:36,069 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1601631852] [2023-11-21 22:12:36,069 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1601631852] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:12:36,069 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:12:36,069 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-21 22:12:36,070 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677217509] [2023-11-21 22:12:36,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:12:36,070 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:12:36,070 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:12:36,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-21 22:12:36,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2023-11-21 22:12:36,071 INFO L87 Difference]: Start difference. First operand 231 states and 326 transitions. cyclomatic complexity: 98 Second operand has 8 states, 8 states have (on average 9.625) internal successors, (77), 8 states have internal predecessors, (77), 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) [2023-11-21 22:12:36,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:12:36,812 INFO L93 Difference]: Finished difference Result 237 states and 333 transitions. [2023-11-21 22:12:36,812 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 237 states and 333 transitions. [2023-11-21 22:12:36,815 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 230 [2023-11-21 22:12:36,818 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 237 states to 237 states and 333 transitions. [2023-11-21 22:12:36,818 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 237 [2023-11-21 22:12:36,819 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 237 [2023-11-21 22:12:36,819 INFO L73 IsDeterministic]: Start isDeterministic. Operand 237 states and 333 transitions. [2023-11-21 22:12:36,819 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:12:36,819 INFO L218 hiAutomatonCegarLoop]: Abstraction has 237 states and 333 transitions. [2023-11-21 22:12:36,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states and 333 transitions. [2023-11-21 22:12:36,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 234. [2023-11-21 22:12:36,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 234 states, 230 states have (on average 1.4043478260869566) internal successors, (323), 229 states have internal predecessors, (323), 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) [2023-11-21 22:12:36,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 329 transitions. [2023-11-21 22:12:36,829 INFO L240 hiAutomatonCegarLoop]: Abstraction has 234 states and 329 transitions. [2023-11-21 22:12:36,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-21 22:12:36,831 INFO L428 stractBuchiCegarLoop]: Abstraction has 234 states and 329 transitions. [2023-11-21 22:12:36,831 INFO L335 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2023-11-21 22:12:36,831 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 234 states and 329 transitions. [2023-11-21 22:12:36,833 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 227 [2023-11-21 22:12:36,833 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:12:36,833 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:12:36,834 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:12:36,834 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:12:36,834 INFO L748 eck$LassoCheckResult]: Stem: 4042#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;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(11, 2); 4043#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~nondet6#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem8#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~switch29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~mem40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#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~malloc50#1.base, main_#t~malloc50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~mem52#1.base, main_#t~mem52#1.offset, main_#t~memset~res53#1.base, main_#t~memset~res53#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.base, main_#t~mem57#1.offset, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~malloc59#1.base, main_#t~malloc59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1.base, main_#t~mem63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~memset~res66#1.base, main_#t~memset~res66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1.base, main_#t~mem70#1.offset, main_#t~mem71#1, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1, main_#t~post77#1, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~nondet80#1, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~post84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem89#1, main_#t~mem88#1, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1, main_#t~short92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~malloc95#1.base, main_#t~malloc95#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~mem99#1, main_#t~memset~res100#1.base, main_#t~memset~res100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem105#1, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1, main_#t~nondet106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem110#1, main_#t~mem108#1.base, main_#t~mem108#1.offset, main_#t~mem109#1, main_#t~nondet111#1, main_#t~mem112#1.base, main_#t~mem112#1.offset, 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~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem122#1, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1, main_#t~nondet123#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~pre126#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~post131#1, main_#t~mem135#1, main_#t~mem133#1, main_#t~mem132#1.base, main_#t~mem132#1.offset, main_#t~mem134#1, main_#t~mem136#1, main_#t~post137#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~post113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem115#1, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~post147#1, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem154#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1, main_#t~ite157#1, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem156#1, main_#t~mem158#1.base, main_#t~mem158#1.offset, main_#t~mem159#1, main_#t~mem160#1.base, main_#t~mem160#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~post4#1, main_#t~mem162#1, main_#t~mem161#1.base, main_#t~mem161#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, main_~sum~0#1;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_~sum~0#1 := 0;main_~i~0#1 := 0; 4065#L737-3 [2023-11-21 22:12:36,835 INFO L750 eck$LassoCheckResult]: Loop: 4065#L737-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; 3973#L739 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 3974#L739-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call main_#t~mem7#1 := read~int(main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);main_~sum~0#1 := main_~sum~0#1 + main_#t~mem7#1;havoc main_#t~mem7#1; 4157#L745-269 havoc main_~_ha_hashv~0#1; 4151#L745-176 goto; 4148#L745-174 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; 4149#L745-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 4199#L745-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch29#1 := 11 == main_~_hj_k~0#1; 4198#L745-73 assume !main_#t~switch29#1; 4197#L745-75 main_#t~switch29#1 := main_#t~switch29#1 || 10 == main_~_hj_k~0#1; 4196#L745-76 assume !main_#t~switch29#1; 4195#L745-78 main_#t~switch29#1 := main_#t~switch29#1 || 9 == main_~_hj_k~0#1; 4194#L745-79 assume !main_#t~switch29#1; 4193#L745-81 main_#t~switch29#1 := main_#t~switch29#1 || 8 == main_~_hj_k~0#1; 4192#L745-82 assume !main_#t~switch29#1; 4191#L745-84 main_#t~switch29#1 := main_#t~switch29#1 || 7 == main_~_hj_k~0#1; 4190#L745-85 assume !main_#t~switch29#1; 4189#L745-87 main_#t~switch29#1 := main_#t~switch29#1 || 6 == main_~_hj_k~0#1; 4188#L745-88 assume !main_#t~switch29#1; 4187#L745-90 main_#t~switch29#1 := main_#t~switch29#1 || 5 == main_~_hj_k~0#1; 4186#L745-91 assume !main_#t~switch29#1; 4185#L745-93 main_#t~switch29#1 := main_#t~switch29#1 || 4 == main_~_hj_k~0#1; 4184#L745-94 assume main_#t~switch29#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 4183#L745-96 main_#t~switch29#1 := main_#t~switch29#1 || 3 == main_~_hj_k~0#1; 4182#L745-97 assume main_#t~switch29#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 4181#L745-99 main_#t~switch29#1 := main_#t~switch29#1 || 2 == main_~_hj_k~0#1; 4180#L745-100 assume main_#t~switch29#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 4179#L745-102 main_#t~switch29#1 := main_#t~switch29#1 || 1 == main_~_hj_k~0#1; 4178#L745-103 assume main_#t~switch29#1;call main_#t~mem40#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 + (if main_#t~mem40#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem40#1 % 256 % 4294967296 else main_#t~mem40#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem40#1; 4177#L745-105 havoc main_#t~switch29#1; 4176#L745-171 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; 4174#L745-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet41#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 4173#L745-113 main_~_hj_i~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#1;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; 4172#L745-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 4171#L745-116 assume !(0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296); 4170#L745-118 assume !(main_~_hj_j~0#1 % 4294967296 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296);assume main_#t~nondet42#1 % 4294967296 <= main_~_hj_j~0#1 % 4294967296 + 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296; 4169#L745-120 main_~_hj_j~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 4165#L745-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet43#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 4089#L745-127 main_~_ha_hashv~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#1;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; 4161#L745-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet44#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 3989#L745-134 main_~_hj_i~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#1;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; 3990#L745-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet45#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 4098#L745-141 main_~_hj_j~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 4099#L745-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet46#1 := main_~_hj_j~0#1 % 4294967296 / 32; 4155#L745-148 main_~_ha_hashv~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#1;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; 4119#L745-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet47#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 4086#L745-155 main_~_hj_i~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#1;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; 4147#L745-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet48#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 4071#L745-162 main_~_hj_j~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 3993#L745-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet49#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 3994#L745-169 main_~_ha_hashv~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#1; 4020#L745-170 goto; 4073#L745-172 havoc 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; 4074#L745-173 goto; 4110#L745-175 goto; 4055#L745-266 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); 4056#L745-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem67#1.base, main_#t~mem67#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; 4031#L745-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_#t~mem68#1.base, 16 + main_#t~mem68#1.offset, 4);call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 20 + main_#t~mem70#1.offset, 4);call write~$Pointer$(main_#t~mem69#1.base, main_#t~mem69#1.offset - main_#t~mem71#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem73#1.base, 8 + main_#t~mem73#1.offset, 4);havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1.base, main_#t~mem73#1.offset;call main_#t~mem74#1.base, main_#t~mem74#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~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset; 4032#L745-193 goto; 4133#L745-264 havoc main_~_ha_bkt~0#1;call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem76#1 := read~int(main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);main_#t~post77#1 := main_#t~mem76#1;call write~int(1 + main_#t~post77#1, main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;havoc main_#t~mem76#1;havoc main_#t~post77#1; 4152#L745-203 call main_#t~mem78#1.base, main_#t~mem78#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem79#1 := read~int(main_#t~mem78#1.base, 4 + main_#t~mem78#1.offset, 4); 3984#L745-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem79#1 - 1) % 4294967296;main_#t~nondet80#1 := 0; 3985#L745-201 main_~_ha_bkt~0#1 := main_#t~nondet80#1;havoc main_#t~mem78#1.base, main_#t~mem78#1.offset;havoc main_#t~mem79#1;havoc main_#t~nondet80#1; 4072#L745-202 goto; 4115#L745-261 call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$(main_#t~mem81#1.base, main_#t~mem81#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem82#1.base, main_#t~mem82#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~mem81#1.base, main_#t~mem81#1.offset;havoc main_#t~mem82#1.base, main_#t~mem82#1.offset;call main_#t~mem83#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post84#1 := main_#t~mem83#1;call write~int(1 + main_#t~post84#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem83#1;havoc main_#t~post84#1;call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem85#1.base, main_#t~mem85#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 3979#L745-205 assume main_#t~mem86#1.base != 0 || main_#t~mem86#1.offset != 0;havoc main_#t~mem86#1.base, main_#t~mem86#1.offset;call main_#t~mem87#1.base, main_#t~mem87#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~mem87#1.base, 12 + main_#t~mem87#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset; 3980#L745-207 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~mem89#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem88#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short92#1 := main_#t~mem89#1 % 4294967296 >= 10 * (1 + main_#t~mem88#1) % 4294967296; 4066#L745-208 assume main_#t~short92#1;call main_#t~mem90#1.base, main_#t~mem90#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem91#1 := read~int(main_#t~mem90#1.base, 36 + main_#t~mem90#1.offset, 4);main_#t~short92#1 := 0 == main_#t~mem91#1 % 4294967296; 4134#L745-210 assume !main_#t~short92#1;havoc main_#t~mem89#1;havoc main_#t~mem88#1;havoc main_#t~mem90#1.base, main_#t~mem90#1.offset;havoc main_#t~mem91#1;havoc main_#t~short92#1; 4092#L745-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 4097#L745-260 goto; 4067#L745-262 havoc main_~_ha_bkt~0#1; 4068#L745-263 goto; 4075#L745-265 goto; 4076#L745-267 havoc main_~_ha_hashv~0#1; 4122#L745-268 goto; 4136#L737-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 4065#L737-3 [2023-11-21 22:12:36,835 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:12:36,835 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 10 times [2023-11-21 22:12:36,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:12:36,836 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1561809261] [2023-11-21 22:12:36,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:12:36,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:12:36,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:12:36,843 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:12:36,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:12:36,851 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:12:36,852 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:12:36,852 INFO L85 PathProgramCache]: Analyzing trace with hash -2119139418, now seen corresponding path program 1 times [2023-11-21 22:12:36,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:12:36,853 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [360447925] [2023-11-21 22:12:36,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:12:36,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:12:37,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:12:38,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:12:38,390 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:12:38,390 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [360447925] [2023-11-21 22:12:38,390 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [360447925] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:12:38,390 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:12:38,390 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-11-21 22:12:38,391 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1584294984] [2023-11-21 22:12:38,391 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:12:38,391 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:12:38,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:12:38,392 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-21 22:12:38,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2023-11-21 22:12:38,392 INFO L87 Difference]: Start difference. First operand 234 states and 329 transitions. cyclomatic complexity: 98 Second operand has 13 states, 13 states have (on average 5.923076923076923) internal successors, (77), 13 states have internal predecessors, (77), 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) [2023-11-21 22:12:40,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:12:40,824 INFO L93 Difference]: Finished difference Result 330 states and 467 transitions. [2023-11-21 22:12:40,825 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 330 states and 467 transitions. [2023-11-21 22:12:40,828 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 323 [2023-11-21 22:12:40,832 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 330 states to 330 states and 467 transitions. [2023-11-21 22:12:40,832 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 330 [2023-11-21 22:12:40,832 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 330 [2023-11-21 22:12:40,833 INFO L73 IsDeterministic]: Start isDeterministic. Operand 330 states and 467 transitions. [2023-11-21 22:12:40,833 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:12:40,833 INFO L218 hiAutomatonCegarLoop]: Abstraction has 330 states and 467 transitions. [2023-11-21 22:12:40,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 330 states and 467 transitions. [2023-11-21 22:12:40,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 330 to 240. [2023-11-21 22:12:40,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 240 states, 236 states have (on average 1.402542372881356) internal successors, (331), 235 states have internal predecessors, (331), 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) [2023-11-21 22:12:40,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 337 transitions. [2023-11-21 22:12:40,842 INFO L240 hiAutomatonCegarLoop]: Abstraction has 240 states and 337 transitions. [2023-11-21 22:12:40,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-21 22:12:40,843 INFO L428 stractBuchiCegarLoop]: Abstraction has 240 states and 337 transitions. [2023-11-21 22:12:40,843 INFO L335 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2023-11-21 22:12:40,843 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 240 states and 337 transitions. [2023-11-21 22:12:40,845 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 233 [2023-11-21 22:12:40,845 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:12:40,845 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:12:40,846 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:12:40,846 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:12:40,846 INFO L748 eck$LassoCheckResult]: Stem: 4631#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;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(11, 2); 4632#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~nondet6#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem8#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~switch29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~mem40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#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~malloc50#1.base, main_#t~malloc50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~mem52#1.base, main_#t~mem52#1.offset, main_#t~memset~res53#1.base, main_#t~memset~res53#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.base, main_#t~mem57#1.offset, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~malloc59#1.base, main_#t~malloc59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1.base, main_#t~mem63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~memset~res66#1.base, main_#t~memset~res66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1.base, main_#t~mem70#1.offset, main_#t~mem71#1, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1, main_#t~post77#1, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~nondet80#1, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~post84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem89#1, main_#t~mem88#1, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1, main_#t~short92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~malloc95#1.base, main_#t~malloc95#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~mem99#1, main_#t~memset~res100#1.base, main_#t~memset~res100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem105#1, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1, main_#t~nondet106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem110#1, main_#t~mem108#1.base, main_#t~mem108#1.offset, main_#t~mem109#1, main_#t~nondet111#1, main_#t~mem112#1.base, main_#t~mem112#1.offset, 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~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem122#1, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1, main_#t~nondet123#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~pre126#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~post131#1, main_#t~mem135#1, main_#t~mem133#1, main_#t~mem132#1.base, main_#t~mem132#1.offset, main_#t~mem134#1, main_#t~mem136#1, main_#t~post137#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~post113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem115#1, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~post147#1, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem154#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1, main_#t~ite157#1, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem156#1, main_#t~mem158#1.base, main_#t~mem158#1.offset, main_#t~mem159#1, main_#t~mem160#1.base, main_#t~mem160#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~post4#1, main_#t~mem162#1, main_#t~mem161#1.base, main_#t~mem161#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, main_~sum~0#1;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_~sum~0#1 := 0;main_~i~0#1 := 0; 4658#L737-3 [2023-11-21 22:12:40,847 INFO L750 eck$LassoCheckResult]: Loop: 4658#L737-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; 4563#L739 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 4564#L739-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call main_#t~mem7#1 := read~int(main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);main_~sum~0#1 := main_~sum~0#1 + main_#t~mem7#1;havoc main_#t~mem7#1; 4760#L745-269 havoc main_~_ha_hashv~0#1; 4752#L745-176 goto; 4749#L745-174 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; 4750#L745-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 4792#L745-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch29#1 := 11 == main_~_hj_k~0#1; 4791#L745-73 assume !main_#t~switch29#1; 4790#L745-75 main_#t~switch29#1 := main_#t~switch29#1 || 10 == main_~_hj_k~0#1; 4789#L745-76 assume !main_#t~switch29#1; 4788#L745-78 main_#t~switch29#1 := main_#t~switch29#1 || 9 == main_~_hj_k~0#1; 4787#L745-79 assume !main_#t~switch29#1; 4786#L745-81 main_#t~switch29#1 := main_#t~switch29#1 || 8 == main_~_hj_k~0#1; 4685#L745-82 assume !main_#t~switch29#1; 4656#L745-84 main_#t~switch29#1 := main_#t~switch29#1 || 7 == main_~_hj_k~0#1; 4657#L745-85 assume !main_#t~switch29#1; 4647#L745-87 main_#t~switch29#1 := main_#t~switch29#1 || 6 == main_~_hj_k~0#1; 4648#L745-88 assume !main_#t~switch29#1; 4707#L745-90 main_#t~switch29#1 := main_#t~switch29#1 || 5 == main_~_hj_k~0#1; 4708#L745-91 assume !main_#t~switch29#1; 4653#L745-93 main_#t~switch29#1 := main_#t~switch29#1 || 4 == main_~_hj_k~0#1; 4654#L745-94 assume main_#t~switch29#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 4702#L745-96 main_#t~switch29#1 := main_#t~switch29#1 || 3 == main_~_hj_k~0#1; 4703#L745-97 assume main_#t~switch29#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 4704#L745-99 main_#t~switch29#1 := main_#t~switch29#1 || 2 == main_~_hj_k~0#1; 4718#L745-100 assume main_#t~switch29#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 4719#L745-102 main_#t~switch29#1 := main_#t~switch29#1 || 1 == main_~_hj_k~0#1; 4724#L745-103 assume main_#t~switch29#1;call main_#t~mem40#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 + (if main_#t~mem40#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem40#1 % 256 % 4294967296 else main_#t~mem40#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem40#1; 4725#L745-105 havoc main_#t~switch29#1; 4783#L745-171 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; 4782#L745-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet41#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 4781#L745-113 main_~_hj_i~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#1;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; 4780#L745-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 4779#L745-116 assume !(0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296); 4777#L745-118 assume !(main_~_hj_j~0#1 % 4294967296 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296);assume main_#t~nondet42#1 % 4294967296 <= main_~_hj_j~0#1 % 4294967296 + 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296; 4776#L745-120 main_~_hj_j~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 4774#L745-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet43#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 4773#L745-127 main_~_ha_hashv~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#1;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; 4772#L745-128 assume !(0 == main_~_hj_i~0#1 % 4294967296); 4754#L745-130 assume 0 == main_~_ha_hashv~0#1 % 4294967296 / 4096 % 4294967296;main_#t~nondet44#1 := main_~_hj_i~0#1; 4579#L745-134 main_~_hj_i~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#1;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; 4580#L745-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet45#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 4693#L745-141 main_~_hj_j~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 4694#L745-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet46#1 := main_~_hj_j~0#1 % 4294967296 / 32; 4758#L745-148 main_~_ha_hashv~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#1;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; 4714#L745-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet47#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 4680#L745-155 main_~_hj_i~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#1;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; 4748#L745-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet48#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 4665#L745-162 main_~_hj_j~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 4583#L745-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet49#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 4584#L745-169 main_~_ha_hashv~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#1; 4609#L745-170 goto; 4667#L745-172 havoc 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; 4668#L745-173 goto; 4706#L745-175 goto; 4645#L745-266 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); 4646#L745-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem67#1.base, main_#t~mem67#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; 4620#L745-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_#t~mem68#1.base, 16 + main_#t~mem68#1.offset, 4);call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 20 + main_#t~mem70#1.offset, 4);call write~$Pointer$(main_#t~mem69#1.base, main_#t~mem69#1.offset - main_#t~mem71#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem73#1.base, 8 + main_#t~mem73#1.offset, 4);havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1.base, main_#t~mem73#1.offset;call main_#t~mem74#1.base, main_#t~mem74#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~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset; 4621#L745-193 goto; 4734#L745-264 havoc main_~_ha_bkt~0#1;call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem76#1 := read~int(main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);main_#t~post77#1 := main_#t~mem76#1;call write~int(1 + main_#t~post77#1, main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;havoc main_#t~mem76#1;havoc main_#t~post77#1; 4753#L745-203 call main_#t~mem78#1.base, main_#t~mem78#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem79#1 := read~int(main_#t~mem78#1.base, 4 + main_#t~mem78#1.offset, 4); 4574#L745-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem79#1 - 1) % 4294967296;main_#t~nondet80#1 := 0; 4575#L745-201 main_~_ha_bkt~0#1 := main_#t~nondet80#1;havoc main_#t~mem78#1.base, main_#t~mem78#1.offset;havoc main_#t~mem79#1;havoc main_#t~nondet80#1; 4666#L745-202 goto; 4710#L745-261 call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$(main_#t~mem81#1.base, main_#t~mem81#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem82#1.base, main_#t~mem82#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~mem81#1.base, main_#t~mem81#1.offset;havoc main_#t~mem82#1.base, main_#t~mem82#1.offset;call main_#t~mem83#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post84#1 := main_#t~mem83#1;call write~int(1 + main_#t~post84#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem83#1;havoc main_#t~post84#1;call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem85#1.base, main_#t~mem85#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 4569#L745-205 assume main_#t~mem86#1.base != 0 || main_#t~mem86#1.offset != 0;havoc main_#t~mem86#1.base, main_#t~mem86#1.offset;call main_#t~mem87#1.base, main_#t~mem87#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~mem87#1.base, 12 + main_#t~mem87#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset; 4570#L745-207 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~mem89#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem88#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short92#1 := main_#t~mem89#1 % 4294967296 >= 10 * (1 + main_#t~mem88#1) % 4294967296; 4659#L745-208 assume main_#t~short92#1;call main_#t~mem90#1.base, main_#t~mem90#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem91#1 := read~int(main_#t~mem90#1.base, 36 + main_#t~mem90#1.offset, 4);main_#t~short92#1 := 0 == main_#t~mem91#1 % 4294967296; 4735#L745-210 assume !main_#t~short92#1;havoc main_#t~mem89#1;havoc main_#t~mem88#1;havoc main_#t~mem90#1.base, main_#t~mem90#1.offset;havoc main_#t~mem91#1;havoc main_#t~short92#1; 4687#L745-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 4692#L745-260 goto; 4660#L745-262 havoc main_~_ha_bkt~0#1; 4661#L745-263 goto; 4669#L745-265 goto; 4670#L745-267 havoc main_~_ha_hashv~0#1; 4717#L745-268 goto; 4737#L737-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 4658#L737-3 [2023-11-21 22:12:40,847 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:12:40,847 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 11 times [2023-11-21 22:12:40,848 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:12:40,848 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1189635446] [2023-11-21 22:12:40,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:12:40,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:12:40,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:12:40,855 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:12:40,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:12:40,864 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:12:40,864 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:12:40,865 INFO L85 PathProgramCache]: Analyzing trace with hash -1495227240, now seen corresponding path program 1 times [2023-11-21 22:12:40,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:12:40,865 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276337445] [2023-11-21 22:12:40,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:12:40,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:12:41,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:12:41,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:12:41,717 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:12:41,717 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1276337445] [2023-11-21 22:12:41,717 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1276337445] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:12:41,717 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:12:41,717 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-11-21 22:12:41,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1288063159] [2023-11-21 22:12:41,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:12:41,718 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:12:41,718 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:12:41,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-21 22:12:41,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2023-11-21 22:12:41,719 INFO L87 Difference]: Start difference. First operand 240 states and 337 transitions. cyclomatic complexity: 100 Second operand has 11 states, 11 states have (on average 7.090909090909091) internal successors, (78), 11 states have internal predecessors, (78), 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) [2023-11-21 22:12:43,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:12:43,827 INFO L93 Difference]: Finished difference Result 307 states and 430 transitions. [2023-11-21 22:12:43,827 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 307 states and 430 transitions. [2023-11-21 22:12:43,857 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 300 [2023-11-21 22:12:43,860 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 307 states to 307 states and 430 transitions. [2023-11-21 22:12:43,860 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 307 [2023-11-21 22:12:43,861 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 307 [2023-11-21 22:12:43,861 INFO L73 IsDeterministic]: Start isDeterministic. Operand 307 states and 430 transitions. [2023-11-21 22:12:43,862 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:12:43,862 INFO L218 hiAutomatonCegarLoop]: Abstraction has 307 states and 430 transitions. [2023-11-21 22:12:43,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 307 states and 430 transitions. [2023-11-21 22:12:43,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 307 to 243. [2023-11-21 22:12:43,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 243 states, 239 states have (on average 1.401673640167364) internal successors, (335), 238 states have internal predecessors, (335), 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) [2023-11-21 22:12:43,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 243 states and 341 transitions. [2023-11-21 22:12:43,871 INFO L240 hiAutomatonCegarLoop]: Abstraction has 243 states and 341 transitions. [2023-11-21 22:12:43,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-21 22:12:43,872 INFO L428 stractBuchiCegarLoop]: Abstraction has 243 states and 341 transitions. [2023-11-21 22:12:43,872 INFO L335 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2023-11-21 22:12:43,873 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 243 states and 341 transitions. [2023-11-21 22:12:43,874 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 236 [2023-11-21 22:12:43,876 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:12:43,876 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:12:43,878 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:12:43,878 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:12:43,878 INFO L748 eck$LassoCheckResult]: Stem: 5207#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;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(11, 2); 5208#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~nondet6#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem8#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~switch29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~mem40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#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~malloc50#1.base, main_#t~malloc50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~mem52#1.base, main_#t~mem52#1.offset, main_#t~memset~res53#1.base, main_#t~memset~res53#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.base, main_#t~mem57#1.offset, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~malloc59#1.base, main_#t~malloc59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1.base, main_#t~mem63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~memset~res66#1.base, main_#t~memset~res66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1.base, main_#t~mem70#1.offset, main_#t~mem71#1, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1, main_#t~post77#1, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~nondet80#1, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~post84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem89#1, main_#t~mem88#1, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1, main_#t~short92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~malloc95#1.base, main_#t~malloc95#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~mem99#1, main_#t~memset~res100#1.base, main_#t~memset~res100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem105#1, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1, main_#t~nondet106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem110#1, main_#t~mem108#1.base, main_#t~mem108#1.offset, main_#t~mem109#1, main_#t~nondet111#1, main_#t~mem112#1.base, main_#t~mem112#1.offset, 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~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem122#1, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1, main_#t~nondet123#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~pre126#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~post131#1, main_#t~mem135#1, main_#t~mem133#1, main_#t~mem132#1.base, main_#t~mem132#1.offset, main_#t~mem134#1, main_#t~mem136#1, main_#t~post137#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~post113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem115#1, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~post147#1, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem154#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1, main_#t~ite157#1, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem156#1, main_#t~mem158#1.base, main_#t~mem158#1.offset, main_#t~mem159#1, main_#t~mem160#1.base, main_#t~mem160#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~post4#1, main_#t~mem162#1, main_#t~mem161#1.base, main_#t~mem161#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, main_~sum~0#1;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_~sum~0#1 := 0;main_~i~0#1 := 0; 5228#L737-3 [2023-11-21 22:12:43,878 INFO L750 eck$LassoCheckResult]: Loop: 5228#L737-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; 5138#L739 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 5139#L739-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call main_#t~mem7#1 := read~int(main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);main_~sum~0#1 := main_~sum~0#1 + main_#t~mem7#1;havoc main_#t~mem7#1; 5326#L745-269 havoc main_~_ha_hashv~0#1; 5318#L745-176 goto; 5314#L745-174 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; 5315#L745-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 5369#L745-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch29#1 := 11 == main_~_hj_k~0#1; 5368#L745-73 assume !main_#t~switch29#1; 5367#L745-75 main_#t~switch29#1 := main_#t~switch29#1 || 10 == main_~_hj_k~0#1; 5366#L745-76 assume !main_#t~switch29#1; 5365#L745-78 main_#t~switch29#1 := main_#t~switch29#1 || 9 == main_~_hj_k~0#1; 5364#L745-79 assume !main_#t~switch29#1; 5363#L745-81 main_#t~switch29#1 := main_#t~switch29#1 || 8 == main_~_hj_k~0#1; 5362#L745-82 assume !main_#t~switch29#1; 5361#L745-84 main_#t~switch29#1 := main_#t~switch29#1 || 7 == main_~_hj_k~0#1; 5360#L745-85 assume !main_#t~switch29#1; 5359#L745-87 main_#t~switch29#1 := main_#t~switch29#1 || 6 == main_~_hj_k~0#1; 5358#L745-88 assume !main_#t~switch29#1; 5357#L745-90 main_#t~switch29#1 := main_#t~switch29#1 || 5 == main_~_hj_k~0#1; 5356#L745-91 assume !main_#t~switch29#1; 5355#L745-93 main_#t~switch29#1 := main_#t~switch29#1 || 4 == main_~_hj_k~0#1; 5354#L745-94 assume main_#t~switch29#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 5353#L745-96 main_#t~switch29#1 := main_#t~switch29#1 || 3 == main_~_hj_k~0#1; 5352#L745-97 assume main_#t~switch29#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 5351#L745-99 main_#t~switch29#1 := main_#t~switch29#1 || 2 == main_~_hj_k~0#1; 5350#L745-100 assume main_#t~switch29#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 5349#L745-102 main_#t~switch29#1 := main_#t~switch29#1 || 1 == main_~_hj_k~0#1; 5348#L745-103 assume main_#t~switch29#1;call main_#t~mem40#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 + (if main_#t~mem40#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem40#1 % 256 % 4294967296 else main_#t~mem40#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem40#1; 5347#L745-105 havoc main_#t~switch29#1; 5346#L745-171 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; 5344#L745-107 assume !(0 == main_~_hj_i~0#1 % 4294967296); 5345#L745-109 assume !(0 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296); 5375#L745-111 assume !(main_~_hj_i~0#1 % 4294967296 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296);assume main_#t~nondet41#1 % 4294967296 <= main_~_hj_i~0#1 % 4294967296 + main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296; 5373#L745-113 main_~_hj_i~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#1;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; 5374#L745-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet42#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 5172#L745-120 main_~_hj_j~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 5173#L745-121 assume !(0 == main_~_ha_hashv~0#1 % 4294967296); 5378#L745-123 assume 0 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1; 5252#L745-127 main_~_ha_hashv~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#1;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; 5316#L745-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet44#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 5154#L745-134 main_~_hj_i~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#1;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; 5155#L745-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet45#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 5263#L745-141 main_~_hj_j~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 5264#L745-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet46#1 := main_~_hj_j~0#1 % 4294967296 / 32; 5324#L745-148 main_~_ha_hashv~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#1;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; 5285#L745-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet47#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 5249#L745-155 main_~_hj_i~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#1;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; 5313#L745-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet48#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 5234#L745-162 main_~_hj_j~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 5158#L745-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet49#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 5159#L745-169 main_~_ha_hashv~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#1; 5183#L745-170 goto; 5236#L745-172 havoc 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; 5237#L745-173 goto; 5275#L745-175 goto; 5218#L745-266 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); 5219#L745-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem67#1.base, main_#t~mem67#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; 5194#L745-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_#t~mem68#1.base, 16 + main_#t~mem68#1.offset, 4);call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 20 + main_#t~mem70#1.offset, 4);call write~$Pointer$(main_#t~mem69#1.base, main_#t~mem69#1.offset - main_#t~mem71#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem73#1.base, 8 + main_#t~mem73#1.offset, 4);havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1.base, main_#t~mem73#1.offset;call main_#t~mem74#1.base, main_#t~mem74#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~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset; 5195#L745-193 goto; 5300#L745-264 havoc main_~_ha_bkt~0#1;call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem76#1 := read~int(main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);main_#t~post77#1 := main_#t~mem76#1;call write~int(1 + main_#t~post77#1, main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;havoc main_#t~mem76#1;havoc main_#t~post77#1; 5319#L745-203 call main_#t~mem78#1.base, main_#t~mem78#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem79#1 := read~int(main_#t~mem78#1.base, 4 + main_#t~mem78#1.offset, 4); 5149#L745-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem79#1 - 1) % 4294967296;main_#t~nondet80#1 := 0; 5150#L745-201 main_~_ha_bkt~0#1 := main_#t~nondet80#1;havoc main_#t~mem78#1.base, main_#t~mem78#1.offset;havoc main_#t~mem79#1;havoc main_#t~nondet80#1; 5235#L745-202 goto; 5280#L745-261 call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$(main_#t~mem81#1.base, main_#t~mem81#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem82#1.base, main_#t~mem82#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~mem81#1.base, main_#t~mem81#1.offset;havoc main_#t~mem82#1.base, main_#t~mem82#1.offset;call main_#t~mem83#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post84#1 := main_#t~mem83#1;call write~int(1 + main_#t~post84#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem83#1;havoc main_#t~post84#1;call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem85#1.base, main_#t~mem85#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 5146#L745-205 assume main_#t~mem86#1.base != 0 || main_#t~mem86#1.offset != 0;havoc main_#t~mem86#1.base, main_#t~mem86#1.offset;call main_#t~mem87#1.base, main_#t~mem87#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~mem87#1.base, 12 + main_#t~mem87#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset; 5147#L745-207 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~mem89#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem88#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short92#1 := main_#t~mem89#1 % 4294967296 >= 10 * (1 + main_#t~mem88#1) % 4294967296; 5229#L745-208 assume main_#t~short92#1;call main_#t~mem90#1.base, main_#t~mem90#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem91#1 := read~int(main_#t~mem90#1.base, 36 + main_#t~mem90#1.offset, 4);main_#t~short92#1 := 0 == main_#t~mem91#1 % 4294967296; 5301#L745-210 assume !main_#t~short92#1;havoc main_#t~mem89#1;havoc main_#t~mem88#1;havoc main_#t~mem90#1.base, main_#t~mem90#1.offset;havoc main_#t~mem91#1;havoc main_#t~short92#1; 5257#L745-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 5262#L745-260 goto; 5230#L745-262 havoc main_~_ha_bkt~0#1; 5231#L745-263 goto; 5238#L745-265 goto; 5239#L745-267 havoc main_~_ha_hashv~0#1; 5288#L745-268 goto; 5304#L737-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 5228#L737-3 [2023-11-21 22:12:43,880 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:12:43,880 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 12 times [2023-11-21 22:12:43,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:12:43,880 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [198596866] [2023-11-21 22:12:43,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:12:43,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:12:43,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:12:43,888 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:12:43,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:12:43,897 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:12:43,897 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:12:43,898 INFO L85 PathProgramCache]: Analyzing trace with hash 510553155, now seen corresponding path program 1 times [2023-11-21 22:12:43,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:12:43,898 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1938034645] [2023-11-21 22:12:43,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:12:43,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:12:44,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:12:44,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:12:44,410 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:12:44,410 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1938034645] [2023-11-21 22:12:44,410 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1938034645] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:12:44,410 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:12:44,411 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-21 22:12:44,411 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1972434414] [2023-11-21 22:12:44,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:12:44,411 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:12:44,411 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:12:44,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-21 22:12:44,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2023-11-21 22:12:44,412 INFO L87 Difference]: Start difference. First operand 243 states and 341 transitions. cyclomatic complexity: 101 Second operand has 9 states, 9 states have (on average 8.666666666666666) internal successors, (78), 9 states have internal predecessors, (78), 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) [2023-11-21 22:12:45,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:12:45,676 INFO L93 Difference]: Finished difference Result 263 states and 367 transitions. [2023-11-21 22:12:45,676 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 263 states and 367 transitions. [2023-11-21 22:12:45,707 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 256 [2023-11-21 22:12:45,711 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 263 states to 263 states and 367 transitions. [2023-11-21 22:12:45,711 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 263 [2023-11-21 22:12:45,712 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 263 [2023-11-21 22:12:45,713 INFO L73 IsDeterministic]: Start isDeterministic. Operand 263 states and 367 transitions. [2023-11-21 22:12:45,714 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:12:45,714 INFO L218 hiAutomatonCegarLoop]: Abstraction has 263 states and 367 transitions. [2023-11-21 22:12:45,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263 states and 367 transitions. [2023-11-21 22:12:45,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263 to 246. [2023-11-21 22:12:45,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 242 states have (on average 1.4008264462809918) internal successors, (339), 241 states have internal predecessors, (339), 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) [2023-11-21 22:12:45,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 345 transitions. [2023-11-21 22:12:45,736 INFO L240 hiAutomatonCegarLoop]: Abstraction has 246 states and 345 transitions. [2023-11-21 22:12:45,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-21 22:12:45,737 INFO L428 stractBuchiCegarLoop]: Abstraction has 246 states and 345 transitions. [2023-11-21 22:12:45,737 INFO L335 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2023-11-21 22:12:45,738 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 246 states and 345 transitions. [2023-11-21 22:12:45,739 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 239 [2023-11-21 22:12:45,740 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:12:45,740 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:12:45,741 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:12:45,741 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:12:45,741 INFO L748 eck$LassoCheckResult]: Stem: 5736#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;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(11, 2); 5737#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~nondet6#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem8#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~switch29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~mem40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#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~malloc50#1.base, main_#t~malloc50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~mem52#1.base, main_#t~mem52#1.offset, main_#t~memset~res53#1.base, main_#t~memset~res53#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.base, main_#t~mem57#1.offset, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~malloc59#1.base, main_#t~malloc59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1.base, main_#t~mem63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~memset~res66#1.base, main_#t~memset~res66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1.base, main_#t~mem70#1.offset, main_#t~mem71#1, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1, main_#t~post77#1, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~nondet80#1, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~post84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem89#1, main_#t~mem88#1, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1, main_#t~short92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~malloc95#1.base, main_#t~malloc95#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~mem99#1, main_#t~memset~res100#1.base, main_#t~memset~res100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem105#1, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1, main_#t~nondet106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem110#1, main_#t~mem108#1.base, main_#t~mem108#1.offset, main_#t~mem109#1, main_#t~nondet111#1, main_#t~mem112#1.base, main_#t~mem112#1.offset, 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~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem122#1, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1, main_#t~nondet123#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~pre126#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~post131#1, main_#t~mem135#1, main_#t~mem133#1, main_#t~mem132#1.base, main_#t~mem132#1.offset, main_#t~mem134#1, main_#t~mem136#1, main_#t~post137#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~post113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem115#1, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~post147#1, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem154#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1, main_#t~ite157#1, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem156#1, main_#t~mem158#1.base, main_#t~mem158#1.offset, main_#t~mem159#1, main_#t~mem160#1.base, main_#t~mem160#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~post4#1, main_#t~mem162#1, main_#t~mem161#1.base, main_#t~mem161#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, main_~sum~0#1;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_~sum~0#1 := 0;main_~i~0#1 := 0; 5757#L737-3 [2023-11-21 22:12:45,742 INFO L750 eck$LassoCheckResult]: Loop: 5757#L737-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; 5664#L739 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 5665#L739-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call main_#t~mem7#1 := read~int(main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);main_~sum~0#1 := main_~sum~0#1 + main_#t~mem7#1;havoc main_#t~mem7#1; 5854#L745-269 havoc main_~_ha_hashv~0#1; 5848#L745-176 goto; 5846#L745-174 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; 5706#L745-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 5707#L745-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch29#1 := 11 == main_~_hj_k~0#1; 5856#L745-73 assume !main_#t~switch29#1; 5693#L745-75 main_#t~switch29#1 := main_#t~switch29#1 || 10 == main_~_hj_k~0#1; 5694#L745-76 assume !main_#t~switch29#1; 5755#L745-78 main_#t~switch29#1 := main_#t~switch29#1 || 9 == main_~_hj_k~0#1; 5729#L745-79 assume !main_#t~switch29#1; 5730#L745-81 main_#t~switch29#1 := main_#t~switch29#1 || 8 == main_~_hj_k~0#1; 5786#L745-82 assume !main_#t~switch29#1; 5756#L745-84 main_#t~switch29#1 := main_#t~switch29#1 || 7 == main_~_hj_k~0#1; 5738#L745-85 assume !main_#t~switch29#1; 5739#L745-87 main_#t~switch29#1 := main_#t~switch29#1 || 6 == main_~_hj_k~0#1; 5749#L745-88 assume !main_#t~switch29#1; 5807#L745-90 main_#t~switch29#1 := main_#t~switch29#1 || 5 == main_~_hj_k~0#1; 5808#L745-91 assume !main_#t~switch29#1; 5754#L745-93 main_#t~switch29#1 := main_#t~switch29#1 || 4 == main_~_hj_k~0#1; 5709#L745-94 assume main_#t~switch29#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 5710#L745-96 main_#t~switch29#1 := main_#t~switch29#1 || 3 == main_~_hj_k~0#1; 5803#L745-97 assume main_#t~switch29#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 5804#L745-99 main_#t~switch29#1 := main_#t~switch29#1 || 2 == main_~_hj_k~0#1; 5820#L745-100 assume main_#t~switch29#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 5775#L745-102 main_#t~switch29#1 := main_#t~switch29#1 || 1 == main_~_hj_k~0#1; 5776#L745-103 assume main_#t~switch29#1;call main_#t~mem40#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 + (if main_#t~mem40#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem40#1 % 256 % 4294967296 else main_#t~mem40#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem40#1; 5727#L745-105 havoc main_#t~switch29#1; 5728#L745-171 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; 5874#L745-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet41#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 5872#L745-113 main_~_hj_i~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#1;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; 5871#L745-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 5870#L745-116 assume !(0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296); 5868#L745-118 assume !(main_~_hj_j~0#1 % 4294967296 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296);assume main_#t~nondet42#1 % 4294967296 <= main_~_hj_j~0#1 % 4294967296 + 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296; 5867#L745-120 main_~_hj_j~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 5865#L745-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet43#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 5864#L745-127 main_~_ha_hashv~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#1;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; 5862#L745-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet44#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 5861#L745-134 main_~_hj_i~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#1;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; 5860#L745-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet45#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 5794#L745-141 main_~_hj_j~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 5795#L745-142 assume !(0 == main_~_ha_hashv~0#1 % 4294967296); 5851#L745-144 assume 0 == main_~_hj_j~0#1 % 4294967296 / 32 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1; 5852#L745-148 main_~_ha_hashv~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#1;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; 5814#L745-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet47#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 5780#L745-155 main_~_hj_i~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#1;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; 5845#L745-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet48#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 5765#L745-162 main_~_hj_j~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 5685#L745-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet49#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 5686#L745-169 main_~_ha_hashv~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#1; 5711#L745-170 goto; 5767#L745-172 havoc 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; 5768#L745-173 goto; 5806#L745-175 goto; 5747#L745-266 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); 5748#L745-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem67#1.base, main_#t~mem67#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; 5722#L745-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_#t~mem68#1.base, 16 + main_#t~mem68#1.offset, 4);call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 20 + main_#t~mem70#1.offset, 4);call write~$Pointer$(main_#t~mem69#1.base, main_#t~mem69#1.offset - main_#t~mem71#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem73#1.base, 8 + main_#t~mem73#1.offset, 4);havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1.base, main_#t~mem73#1.offset;call main_#t~mem74#1.base, main_#t~mem74#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~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset; 5723#L745-193 goto; 5829#L745-264 havoc main_~_ha_bkt~0#1;call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem76#1 := read~int(main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);main_#t~post77#1 := main_#t~mem76#1;call write~int(1 + main_#t~post77#1, main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;havoc main_#t~mem76#1;havoc main_#t~post77#1; 5849#L745-203 call main_#t~mem78#1.base, main_#t~mem78#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem79#1 := read~int(main_#t~mem78#1.base, 4 + main_#t~mem78#1.offset, 4); 5675#L745-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem79#1 - 1) % 4294967296;main_#t~nondet80#1 := 0; 5676#L745-201 main_~_ha_bkt~0#1 := main_#t~nondet80#1;havoc main_#t~mem78#1.base, main_#t~mem78#1.offset;havoc main_#t~mem79#1;havoc main_#t~nondet80#1; 5766#L745-202 goto; 5810#L745-261 call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$(main_#t~mem81#1.base, main_#t~mem81#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem82#1.base, main_#t~mem82#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~mem81#1.base, main_#t~mem81#1.offset;havoc main_#t~mem82#1.base, main_#t~mem82#1.offset;call main_#t~mem83#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post84#1 := main_#t~mem83#1;call write~int(1 + main_#t~post84#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem83#1;havoc main_#t~post84#1;call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem85#1.base, main_#t~mem85#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 5672#L745-205 assume main_#t~mem86#1.base != 0 || main_#t~mem86#1.offset != 0;havoc main_#t~mem86#1.base, main_#t~mem86#1.offset;call main_#t~mem87#1.base, main_#t~mem87#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~mem87#1.base, 12 + main_#t~mem87#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset; 5673#L745-207 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~mem89#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem88#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short92#1 := main_#t~mem89#1 % 4294967296 >= 10 * (1 + main_#t~mem88#1) % 4294967296; 5758#L745-208 assume main_#t~short92#1;call main_#t~mem90#1.base, main_#t~mem90#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem91#1 := read~int(main_#t~mem90#1.base, 36 + main_#t~mem90#1.offset, 4);main_#t~short92#1 := 0 == main_#t~mem91#1 % 4294967296; 5830#L745-210 assume !main_#t~short92#1;havoc main_#t~mem89#1;havoc main_#t~mem88#1;havoc main_#t~mem90#1.base, main_#t~mem90#1.offset;havoc main_#t~mem91#1;havoc main_#t~short92#1; 5788#L745-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 5793#L745-260 goto; 5759#L745-262 havoc main_~_ha_bkt~0#1; 5760#L745-263 goto; 5769#L745-265 goto; 5770#L745-267 havoc main_~_ha_hashv~0#1; 5817#L745-268 goto; 5831#L737-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 5757#L737-3 [2023-11-21 22:12:45,743 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:12:45,743 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 13 times [2023-11-21 22:12:45,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:12:45,743 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1846464828] [2023-11-21 22:12:45,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:12:45,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:12:45,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:12:45,754 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:12:45,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:12:45,765 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:12:45,767 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:12:45,767 INFO L85 PathProgramCache]: Analyzing trace with hash 1259166402, now seen corresponding path program 1 times [2023-11-21 22:12:45,768 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:12:45,768 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2059076938] [2023-11-21 22:12:45,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:12:45,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:12:46,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:12:47,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:12:47,096 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:12:47,096 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2059076938] [2023-11-21 22:12:47,097 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2059076938] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:12:47,097 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:12:47,097 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-21 22:12:47,097 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169660998] [2023-11-21 22:12:47,097 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:12:47,098 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:12:47,098 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:12:47,099 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-21 22:12:47,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2023-11-21 22:12:47,099 INFO L87 Difference]: Start difference. First operand 246 states and 345 transitions. cyclomatic complexity: 102 Second operand has 9 states, 9 states have (on average 8.666666666666666) internal successors, (78), 9 states have internal predecessors, (78), 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) [2023-11-21 22:12:48,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:12:48,010 INFO L93 Difference]: Finished difference Result 240 states and 336 transitions. [2023-11-21 22:12:48,010 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 240 states and 336 transitions. [2023-11-21 22:12:48,012 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 233 [2023-11-21 22:12:48,015 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 240 states to 240 states and 336 transitions. [2023-11-21 22:12:48,015 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 240 [2023-11-21 22:12:48,016 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 240 [2023-11-21 22:12:48,016 INFO L73 IsDeterministic]: Start isDeterministic. Operand 240 states and 336 transitions. [2023-11-21 22:12:48,023 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:12:48,024 INFO L218 hiAutomatonCegarLoop]: Abstraction has 240 states and 336 transitions. [2023-11-21 22:12:48,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states and 336 transitions. [2023-11-21 22:12:48,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 237. [2023-11-21 22:12:48,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 237 states, 233 states have (on average 1.3991416309012876) internal successors, (326), 232 states have internal predecessors, (326), 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) [2023-11-21 22:12:48,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 332 transitions. [2023-11-21 22:12:48,031 INFO L240 hiAutomatonCegarLoop]: Abstraction has 237 states and 332 transitions. [2023-11-21 22:12:48,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-21 22:12:48,033 INFO L428 stractBuchiCegarLoop]: Abstraction has 237 states and 332 transitions. [2023-11-21 22:12:48,033 INFO L335 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2023-11-21 22:12:48,033 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 237 states and 332 transitions. [2023-11-21 22:12:48,035 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 230 [2023-11-21 22:12:48,035 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:12:48,035 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:12:48,036 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:12:48,036 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:12:48,037 INFO L748 eck$LassoCheckResult]: Stem: 6238#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;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(11, 2); 6239#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~nondet6#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem8#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~switch29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~mem40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#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~malloc50#1.base, main_#t~malloc50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~mem52#1.base, main_#t~mem52#1.offset, main_#t~memset~res53#1.base, main_#t~memset~res53#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.base, main_#t~mem57#1.offset, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~malloc59#1.base, main_#t~malloc59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1.base, main_#t~mem63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~memset~res66#1.base, main_#t~memset~res66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1.base, main_#t~mem70#1.offset, main_#t~mem71#1, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1, main_#t~post77#1, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~nondet80#1, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~post84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem89#1, main_#t~mem88#1, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1, main_#t~short92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~malloc95#1.base, main_#t~malloc95#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~mem99#1, main_#t~memset~res100#1.base, main_#t~memset~res100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem105#1, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1, main_#t~nondet106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem110#1, main_#t~mem108#1.base, main_#t~mem108#1.offset, main_#t~mem109#1, main_#t~nondet111#1, main_#t~mem112#1.base, main_#t~mem112#1.offset, 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~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem122#1, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1, main_#t~nondet123#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~pre126#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~post131#1, main_#t~mem135#1, main_#t~mem133#1, main_#t~mem132#1.base, main_#t~mem132#1.offset, main_#t~mem134#1, main_#t~mem136#1, main_#t~post137#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~post113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem115#1, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~post147#1, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem154#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1, main_#t~ite157#1, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem156#1, main_#t~mem158#1.base, main_#t~mem158#1.offset, main_#t~mem159#1, main_#t~mem160#1.base, main_#t~mem160#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~post4#1, main_#t~mem162#1, main_#t~mem161#1.base, main_#t~mem161#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, main_~sum~0#1;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_~sum~0#1 := 0;main_~i~0#1 := 0; 6260#L737-3 [2023-11-21 22:12:48,037 INFO L750 eck$LassoCheckResult]: Loop: 6260#L737-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; 6168#L739 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 6169#L739-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call main_#t~mem7#1 := read~int(main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);main_~sum~0#1 := main_~sum~0#1 + main_#t~mem7#1;havoc main_#t~mem7#1; 6361#L745-269 havoc main_~_ha_hashv~0#1; 6355#L745-176 goto; 6351#L745-174 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; 6352#L745-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 6402#L745-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch29#1 := 11 == main_~_hj_k~0#1; 6401#L745-73 assume !main_#t~switch29#1; 6400#L745-75 main_#t~switch29#1 := main_#t~switch29#1 || 10 == main_~_hj_k~0#1; 6399#L745-76 assume !main_#t~switch29#1; 6294#L745-78 main_#t~switch29#1 := main_#t~switch29#1 || 9 == main_~_hj_k~0#1; 6295#L745-79 assume !main_#t~switch29#1; 6364#L745-81 main_#t~switch29#1 := main_#t~switch29#1 || 8 == main_~_hj_k~0#1; 6365#L745-82 assume !main_#t~switch29#1; 6259#L745-84 main_#t~switch29#1 := main_#t~switch29#1 || 7 == main_~_hj_k~0#1; 6240#L745-85 assume !main_#t~switch29#1; 6241#L745-87 main_#t~switch29#1 := main_#t~switch29#1 || 6 == main_~_hj_k~0#1; 6366#L745-88 assume !main_#t~switch29#1; 6367#L745-90 main_#t~switch29#1 := main_#t~switch29#1 || 5 == main_~_hj_k~0#1; 6397#L745-91 assume !main_#t~switch29#1; 6396#L745-93 main_#t~switch29#1 := main_#t~switch29#1 || 4 == main_~_hj_k~0#1; 6395#L745-94 assume main_#t~switch29#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 6394#L745-96 main_#t~switch29#1 := main_#t~switch29#1 || 3 == main_~_hj_k~0#1; 6393#L745-97 assume main_#t~switch29#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 6392#L745-99 main_#t~switch29#1 := main_#t~switch29#1 || 2 == main_~_hj_k~0#1; 6391#L745-100 assume main_#t~switch29#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 6390#L745-102 main_#t~switch29#1 := main_#t~switch29#1 || 1 == main_~_hj_k~0#1; 6381#L745-103 assume main_#t~switch29#1;call main_#t~mem40#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 + (if main_#t~mem40#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem40#1 % 256 % 4294967296 else main_#t~mem40#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem40#1; 6230#L745-105 havoc main_#t~switch29#1; 6228#L745-171 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; 6229#L745-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet41#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 6264#L745-113 main_~_hj_i~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#1;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; 6315#L745-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 6349#L745-116 assume !(0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296); 6287#L745-118 assume !(main_~_hj_j~0#1 % 4294967296 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296);assume main_#t~nondet42#1 % 4294967296 <= main_~_hj_j~0#1 % 4294967296 + 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296; 6288#L745-120 main_~_hj_j~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 6404#L745-121 assume !(0 == main_~_ha_hashv~0#1 % 4294967296); 6403#L745-123 assume 0 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1; 6353#L745-127 main_~_ha_hashv~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#1;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; 6280#L745-128 assume !(0 == main_~_hj_i~0#1 % 4294967296); 6281#L745-130 assume 0 == main_~_ha_hashv~0#1 % 4294967296 / 4096 % 4294967296;main_#t~nondet44#1 := main_~_hj_i~0#1; 6184#L745-134 main_~_hj_i~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#1;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; 6185#L745-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet45#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 6300#L745-141 main_~_hj_j~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 6301#L745-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet46#1 := main_~_hj_j~0#1 % 4294967296 / 32; 6359#L745-148 main_~_ha_hashv~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#1;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; 6320#L745-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet47#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 6283#L745-155 main_~_hj_i~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#1;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; 6350#L745-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet48#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 6268#L745-162 main_~_hj_j~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 6188#L745-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet49#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 6189#L745-169 main_~_ha_hashv~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#1; 6214#L745-170 goto; 6270#L745-172 havoc 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; 6271#L745-173 goto; 6312#L745-175 goto; 6249#L745-266 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); 6250#L745-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem67#1.base, main_#t~mem67#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; 6225#L745-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_#t~mem68#1.base, 16 + main_#t~mem68#1.offset, 4);call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 20 + main_#t~mem70#1.offset, 4);call write~$Pointer$(main_#t~mem69#1.base, main_#t~mem69#1.offset - main_#t~mem71#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem73#1.base, 8 + main_#t~mem73#1.offset, 4);havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1.base, main_#t~mem73#1.offset;call main_#t~mem74#1.base, main_#t~mem74#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~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset; 6226#L745-193 goto; 6335#L745-264 havoc main_~_ha_bkt~0#1;call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem76#1 := read~int(main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);main_#t~post77#1 := main_#t~mem76#1;call write~int(1 + main_#t~post77#1, main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;havoc main_#t~mem76#1;havoc main_#t~post77#1; 6356#L745-203 call main_#t~mem78#1.base, main_#t~mem78#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem79#1 := read~int(main_#t~mem78#1.base, 4 + main_#t~mem78#1.offset, 4); 6179#L745-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem79#1 - 1) % 4294967296;main_#t~nondet80#1 := 0; 6180#L745-201 main_~_ha_bkt~0#1 := main_#t~nondet80#1;havoc main_#t~mem78#1.base, main_#t~mem78#1.offset;havoc main_#t~mem79#1;havoc main_#t~nondet80#1; 6269#L745-202 goto; 6316#L745-261 call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$(main_#t~mem81#1.base, main_#t~mem81#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem82#1.base, main_#t~mem82#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~mem81#1.base, main_#t~mem81#1.offset;havoc main_#t~mem82#1.base, main_#t~mem82#1.offset;call main_#t~mem83#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post84#1 := main_#t~mem83#1;call write~int(1 + main_#t~post84#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem83#1;havoc main_#t~post84#1;call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem85#1.base, main_#t~mem85#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 6176#L745-205 assume main_#t~mem86#1.base != 0 || main_#t~mem86#1.offset != 0;havoc main_#t~mem86#1.base, main_#t~mem86#1.offset;call main_#t~mem87#1.base, main_#t~mem87#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~mem87#1.base, 12 + main_#t~mem87#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset; 6177#L745-207 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~mem89#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem88#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short92#1 := main_#t~mem89#1 % 4294967296 >= 10 * (1 + main_#t~mem88#1) % 4294967296; 6261#L745-208 assume main_#t~short92#1;call main_#t~mem90#1.base, main_#t~mem90#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem91#1 := read~int(main_#t~mem90#1.base, 36 + main_#t~mem90#1.offset, 4);main_#t~short92#1 := 0 == main_#t~mem91#1 % 4294967296; 6336#L745-210 assume !main_#t~short92#1;havoc main_#t~mem89#1;havoc main_#t~mem88#1;havoc main_#t~mem90#1.base, main_#t~mem90#1.offset;havoc main_#t~mem91#1;havoc main_#t~short92#1; 6292#L745-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 6299#L745-260 goto; 6262#L745-262 havoc main_~_ha_bkt~0#1; 6263#L745-263 goto; 6272#L745-265 goto; 6273#L745-267 havoc main_~_ha_hashv~0#1; 6323#L745-268 goto; 6339#L737-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 6260#L737-3 [2023-11-21 22:12:48,038 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:12:48,038 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 14 times [2023-11-21 22:12:48,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:12:48,039 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1678593720] [2023-11-21 22:12:48,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:12:48,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:12:48,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:12:48,048 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:12:48,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:12:48,056 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:12:48,059 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:12:48,059 INFO L85 PathProgramCache]: Analyzing trace with hash -1539081093, now seen corresponding path program 1 times [2023-11-21 22:12:48,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:12:48,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1466118141] [2023-11-21 22:12:48,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:12:48,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:12:48,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:12:49,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:12:49,042 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:12:49,042 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1466118141] [2023-11-21 22:12:49,042 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1466118141] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:12:49,042 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:12:49,042 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-11-21 22:12:49,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [240945503] [2023-11-21 22:12:49,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:12:49,043 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:12:49,043 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:12:49,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-21 22:12:49,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2023-11-21 22:12:49,044 INFO L87 Difference]: Start difference. First operand 237 states and 332 transitions. cyclomatic complexity: 98 Second operand has 12 states, 12 states have (on average 6.583333333333333) internal successors, (79), 12 states have internal predecessors, (79), 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) [2023-11-21 22:12:50,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:12:50,639 INFO L93 Difference]: Finished difference Result 281 states and 398 transitions. [2023-11-21 22:12:50,639 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 281 states and 398 transitions. [2023-11-21 22:12:50,642 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 274 [2023-11-21 22:12:50,649 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 281 states to 281 states and 398 transitions. [2023-11-21 22:12:50,650 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 281 [2023-11-21 22:12:50,650 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 281 [2023-11-21 22:12:50,651 INFO L73 IsDeterministic]: Start isDeterministic. Operand 281 states and 398 transitions. [2023-11-21 22:12:50,651 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:12:50,651 INFO L218 hiAutomatonCegarLoop]: Abstraction has 281 states and 398 transitions. [2023-11-21 22:12:50,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states and 398 transitions. [2023-11-21 22:12:50,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 244. [2023-11-21 22:12:50,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 244 states, 240 states have (on average 1.3958333333333333) internal successors, (335), 239 states have internal predecessors, (335), 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) [2023-11-21 22:12:50,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 341 transitions. [2023-11-21 22:12:50,662 INFO L240 hiAutomatonCegarLoop]: Abstraction has 244 states and 341 transitions. [2023-11-21 22:12:50,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-21 22:12:50,663 INFO L428 stractBuchiCegarLoop]: Abstraction has 244 states and 341 transitions. [2023-11-21 22:12:50,663 INFO L335 stractBuchiCegarLoop]: ======== Iteration 15 ============ [2023-11-21 22:12:50,664 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 244 states and 341 transitions. [2023-11-21 22:12:50,665 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 237 [2023-11-21 22:12:50,665 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:12:50,666 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:12:50,666 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:12:50,667 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:12:50,667 INFO L748 eck$LassoCheckResult]: Stem: 6778#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;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(11, 2); 6779#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~nondet6#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem8#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~switch29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~mem40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#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~malloc50#1.base, main_#t~malloc50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~mem52#1.base, main_#t~mem52#1.offset, main_#t~memset~res53#1.base, main_#t~memset~res53#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.base, main_#t~mem57#1.offset, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~malloc59#1.base, main_#t~malloc59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1.base, main_#t~mem63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~memset~res66#1.base, main_#t~memset~res66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1.base, main_#t~mem70#1.offset, main_#t~mem71#1, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1, main_#t~post77#1, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~nondet80#1, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~post84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem89#1, main_#t~mem88#1, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1, main_#t~short92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~malloc95#1.base, main_#t~malloc95#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~mem99#1, main_#t~memset~res100#1.base, main_#t~memset~res100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem105#1, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1, main_#t~nondet106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem110#1, main_#t~mem108#1.base, main_#t~mem108#1.offset, main_#t~mem109#1, main_#t~nondet111#1, main_#t~mem112#1.base, main_#t~mem112#1.offset, 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~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem122#1, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1, main_#t~nondet123#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~pre126#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~post131#1, main_#t~mem135#1, main_#t~mem133#1, main_#t~mem132#1.base, main_#t~mem132#1.offset, main_#t~mem134#1, main_#t~mem136#1, main_#t~post137#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~post113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem115#1, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~post147#1, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem154#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1, main_#t~ite157#1, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem156#1, main_#t~mem158#1.base, main_#t~mem158#1.offset, main_#t~mem159#1, main_#t~mem160#1.base, main_#t~mem160#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~post4#1, main_#t~mem162#1, main_#t~mem161#1.base, main_#t~mem161#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, main_~sum~0#1;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_~sum~0#1 := 0;main_~i~0#1 := 0; 6805#L737-3 [2023-11-21 22:12:50,667 INFO L750 eck$LassoCheckResult]: Loop: 6805#L737-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; 6707#L739 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 6708#L739-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call main_#t~mem7#1 := read~int(main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);main_~sum~0#1 := main_~sum~0#1 + main_#t~mem7#1;havoc main_#t~mem7#1; 6908#L745-269 havoc main_~_ha_hashv~0#1; 6902#L745-176 goto; 6899#L745-174 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; 6748#L745-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 6749#L745-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch29#1 := 11 == main_~_hj_k~0#1; 6910#L745-73 assume !main_#t~switch29#1; 6911#L745-75 main_#t~switch29#1 := main_#t~switch29#1 || 10 == main_~_hj_k~0#1; 6800#L745-76 assume !main_#t~switch29#1; 6801#L745-78 main_#t~switch29#1 := main_#t~switch29#1 || 9 == main_~_hj_k~0#1; 6771#L745-79 assume !main_#t~switch29#1; 6772#L745-81 main_#t~switch29#1 := main_#t~switch29#1 || 8 == main_~_hj_k~0#1; 6831#L745-82 assume !main_#t~switch29#1; 6832#L745-84 main_#t~switch29#1 := main_#t~switch29#1 || 7 == main_~_hj_k~0#1; 6780#L745-85 assume !main_#t~switch29#1; 6781#L745-87 main_#t~switch29#1 := main_#t~switch29#1 || 6 == main_~_hj_k~0#1; 6920#L745-88 assume !main_#t~switch29#1; 6921#L745-90 main_#t~switch29#1 := main_#t~switch29#1 || 5 == main_~_hj_k~0#1; 6879#L745-91 assume !main_#t~switch29#1; 6880#L745-93 main_#t~switch29#1 := main_#t~switch29#1 || 4 == main_~_hj_k~0#1; 6751#L745-94 assume main_#t~switch29#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 6752#L745-96 main_#t~switch29#1 := main_#t~switch29#1 || 3 == main_~_hj_k~0#1; 6853#L745-97 assume main_#t~switch29#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 6854#L745-99 main_#t~switch29#1 := main_#t~switch29#1 || 2 == main_~_hj_k~0#1; 6871#L745-100 assume main_#t~switch29#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 6872#L745-102 main_#t~switch29#1 := main_#t~switch29#1 || 1 == main_~_hj_k~0#1; 6875#L745-103 assume main_#t~switch29#1;call main_#t~mem40#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 + (if main_#t~mem40#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem40#1 % 256 % 4294967296 else main_#t~mem40#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem40#1; 6876#L745-105 havoc main_#t~switch29#1; 6767#L745-171 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; 6768#L745-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet41#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 6935#L745-113 main_~_hj_i~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#1;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; 6934#L745-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 6933#L745-116 assume !(0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296); 6931#L745-118 assume !(main_~_hj_j~0#1 % 4294967296 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296);assume main_#t~nondet42#1 % 4294967296 <= main_~_hj_j~0#1 % 4294967296 + 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296; 6932#L745-120 main_~_hj_j~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 6927#L745-121 assume !(0 == main_~_ha_hashv~0#1 % 4294967296); 6928#L745-123 assume !(0 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296); 6946#L745-125 assume main_~_ha_hashv~0#1 % 4294967296 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296;main_#t~nondet43#1 := 0; 6830#L745-127 main_~_ha_hashv~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#1;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; 6900#L745-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet44#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 6723#L745-134 main_~_hj_i~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#1;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; 6724#L745-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet45#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 6844#L745-141 main_~_hj_j~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 6845#L745-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet46#1 := main_~_hj_j~0#1 % 4294967296 / 32; 6906#L745-148 main_~_ha_hashv~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#1;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; 6865#L745-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet47#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 6827#L745-155 main_~_hj_i~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#1;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; 6898#L745-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet48#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 6812#L745-162 main_~_hj_j~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 6727#L745-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet49#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 6728#L745-169 main_~_ha_hashv~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#1; 6753#L745-170 goto; 6816#L745-172 havoc 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; 6817#L745-173 goto; 6856#L745-175 goto; 6790#L745-266 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); 6791#L745-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem67#1.base, main_#t~mem67#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; 6764#L745-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_#t~mem68#1.base, 16 + main_#t~mem68#1.offset, 4);call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 20 + main_#t~mem70#1.offset, 4);call write~$Pointer$(main_#t~mem69#1.base, main_#t~mem69#1.offset - main_#t~mem71#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem73#1.base, 8 + main_#t~mem73#1.offset, 4);havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1.base, main_#t~mem73#1.offset;call main_#t~mem74#1.base, main_#t~mem74#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~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset; 6765#L745-193 goto; 6887#L745-264 havoc main_~_ha_bkt~0#1;call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem76#1 := read~int(main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);main_#t~post77#1 := main_#t~mem76#1;call write~int(1 + main_#t~post77#1, main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;havoc main_#t~mem76#1;havoc main_#t~post77#1; 6903#L745-203 call main_#t~mem78#1.base, main_#t~mem78#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem79#1 := read~int(main_#t~mem78#1.base, 4 + main_#t~mem78#1.offset, 4); 6718#L745-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem79#1 - 1) % 4294967296;main_#t~nondet80#1 := 0; 6719#L745-201 main_~_ha_bkt~0#1 := main_#t~nondet80#1;havoc main_#t~mem78#1.base, main_#t~mem78#1.offset;havoc main_#t~mem79#1;havoc main_#t~nondet80#1; 6813#L745-202 goto; 6860#L745-261 call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$(main_#t~mem81#1.base, main_#t~mem81#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem82#1.base, main_#t~mem82#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~mem81#1.base, main_#t~mem81#1.offset;havoc main_#t~mem82#1.base, main_#t~mem82#1.offset;call main_#t~mem83#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post84#1 := main_#t~mem83#1;call write~int(1 + main_#t~post84#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem83#1;havoc main_#t~post84#1;call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem85#1.base, main_#t~mem85#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 6713#L745-205 assume main_#t~mem86#1.base != 0 || main_#t~mem86#1.offset != 0;havoc main_#t~mem86#1.base, main_#t~mem86#1.offset;call main_#t~mem87#1.base, main_#t~mem87#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~mem87#1.base, 12 + main_#t~mem87#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset; 6714#L745-207 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~mem89#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem88#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short92#1 := main_#t~mem89#1 % 4294967296 >= 10 * (1 + main_#t~mem88#1) % 4294967296; 6804#L745-208 assume main_#t~short92#1;call main_#t~mem90#1.base, main_#t~mem90#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem91#1 := read~int(main_#t~mem90#1.base, 36 + main_#t~mem90#1.offset, 4);main_#t~short92#1 := 0 == main_#t~mem91#1 % 4294967296; 6886#L745-210 assume !main_#t~short92#1;havoc main_#t~mem89#1;havoc main_#t~mem88#1;havoc main_#t~mem90#1.base, main_#t~mem90#1.offset;havoc main_#t~mem91#1;havoc main_#t~short92#1; 6834#L745-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 6841#L745-260 goto; 6806#L745-262 havoc main_~_ha_bkt~0#1; 6807#L745-263 goto; 6814#L745-265 goto; 6815#L745-267 havoc main_~_ha_hashv~0#1; 6868#L745-268 goto; 6888#L737-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 6805#L737-3 [2023-11-21 22:12:50,668 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:12:50,668 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 15 times [2023-11-21 22:12:50,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:12:50,669 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1449807305] [2023-11-21 22:12:50,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:12:50,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:12:50,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:12:50,676 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:12:50,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:12:50,689 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:12:50,690 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:12:50,690 INFO L85 PathProgramCache]: Analyzing trace with hash -1922421855, now seen corresponding path program 1 times [2023-11-21 22:12:50,690 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:12:50,691 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1704086928] [2023-11-21 22:12:50,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:12:50,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:12:51,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:12:51,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:12:51,957 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:12:51,957 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1704086928] [2023-11-21 22:12:51,957 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1704086928] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:12:51,957 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:12:51,958 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-11-21 22:12:51,958 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [450345308] [2023-11-21 22:12:51,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:12:51,958 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:12:51,958 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:12:51,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-21 22:12:51,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2023-11-21 22:12:51,959 INFO L87 Difference]: Start difference. First operand 244 states and 341 transitions. cyclomatic complexity: 100 Second operand has 13 states, 13 states have (on average 6.076923076923077) internal successors, (79), 13 states have internal predecessors, (79), 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) [2023-11-21 22:12:53,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:12:53,567 INFO L93 Difference]: Finished difference Result 292 states and 415 transitions. [2023-11-21 22:12:53,567 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 292 states and 415 transitions. [2023-11-21 22:12:53,569 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 285 [2023-11-21 22:12:53,573 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 292 states to 292 states and 415 transitions. [2023-11-21 22:12:53,573 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 292 [2023-11-21 22:12:53,574 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 292 [2023-11-21 22:12:53,574 INFO L73 IsDeterministic]: Start isDeterministic. Operand 292 states and 415 transitions. [2023-11-21 22:12:53,574 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:12:53,575 INFO L218 hiAutomatonCegarLoop]: Abstraction has 292 states and 415 transitions. [2023-11-21 22:12:53,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 292 states and 415 transitions. [2023-11-21 22:12:53,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 292 to 252. [2023-11-21 22:12:53,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 252 states, 248 states have (on average 1.3951612903225807) internal successors, (346), 247 states have internal predecessors, (346), 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) [2023-11-21 22:12:53,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 252 states and 352 transitions. [2023-11-21 22:12:53,583 INFO L240 hiAutomatonCegarLoop]: Abstraction has 252 states and 352 transitions. [2023-11-21 22:12:53,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-21 22:12:53,585 INFO L428 stractBuchiCegarLoop]: Abstraction has 252 states and 352 transitions. [2023-11-21 22:12:53,587 INFO L335 stractBuchiCegarLoop]: ======== Iteration 16 ============ [2023-11-21 22:12:53,587 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 252 states and 352 transitions. [2023-11-21 22:12:53,589 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 245 [2023-11-21 22:12:53,589 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:12:53,589 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:12:53,590 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:12:53,590 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:12:53,590 INFO L748 eck$LassoCheckResult]: Stem: 7332#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;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(11, 2); 7333#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~nondet6#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem8#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~switch29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~mem40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#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~malloc50#1.base, main_#t~malloc50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~mem52#1.base, main_#t~mem52#1.offset, main_#t~memset~res53#1.base, main_#t~memset~res53#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.base, main_#t~mem57#1.offset, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~malloc59#1.base, main_#t~malloc59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1.base, main_#t~mem63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~memset~res66#1.base, main_#t~memset~res66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1.base, main_#t~mem70#1.offset, main_#t~mem71#1, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1, main_#t~post77#1, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~nondet80#1, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~post84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem89#1, main_#t~mem88#1, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1, main_#t~short92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~malloc95#1.base, main_#t~malloc95#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~mem99#1, main_#t~memset~res100#1.base, main_#t~memset~res100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem105#1, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1, main_#t~nondet106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem110#1, main_#t~mem108#1.base, main_#t~mem108#1.offset, main_#t~mem109#1, main_#t~nondet111#1, main_#t~mem112#1.base, main_#t~mem112#1.offset, 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~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem122#1, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1, main_#t~nondet123#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~pre126#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~post131#1, main_#t~mem135#1, main_#t~mem133#1, main_#t~mem132#1.base, main_#t~mem132#1.offset, main_#t~mem134#1, main_#t~mem136#1, main_#t~post137#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~post113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem115#1, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~post147#1, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem154#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1, main_#t~ite157#1, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem156#1, main_#t~mem158#1.base, main_#t~mem158#1.offset, main_#t~mem159#1, main_#t~mem160#1.base, main_#t~mem160#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~post4#1, main_#t~mem162#1, main_#t~mem161#1.base, main_#t~mem161#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, main_~sum~0#1;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_~sum~0#1 := 0;main_~i~0#1 := 0; 7356#L737-3 [2023-11-21 22:12:53,590 INFO L750 eck$LassoCheckResult]: Loop: 7356#L737-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; 7263#L739 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 7264#L739-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call main_#t~mem7#1 := read~int(main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);main_~sum~0#1 := main_~sum~0#1 + main_#t~mem7#1;havoc main_#t~mem7#1; 7459#L745-269 havoc main_~_ha_hashv~0#1; 7453#L745-176 goto; 7448#L745-174 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; 7449#L745-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 7500#L745-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch29#1 := 11 == main_~_hj_k~0#1; 7499#L745-73 assume !main_#t~switch29#1; 7291#L745-75 main_#t~switch29#1 := main_#t~switch29#1 || 10 == main_~_hj_k~0#1; 7292#L745-76 assume !main_#t~switch29#1; 7353#L745-78 main_#t~switch29#1 := main_#t~switch29#1 || 9 == main_~_hj_k~0#1; 7325#L745-79 assume !main_#t~switch29#1; 7326#L745-81 main_#t~switch29#1 := main_#t~switch29#1 || 8 == main_~_hj_k~0#1; 7384#L745-82 assume !main_#t~switch29#1; 7354#L745-84 main_#t~switch29#1 := main_#t~switch29#1 || 7 == main_~_hj_k~0#1; 7334#L745-85 assume !main_#t~switch29#1; 7335#L745-87 main_#t~switch29#1 := main_#t~switch29#1 || 6 == main_~_hj_k~0#1; 7464#L745-88 assume !main_#t~switch29#1; 7465#L745-90 main_#t~switch29#1 := main_#t~switch29#1 || 5 == main_~_hj_k~0#1; 7427#L745-91 assume !main_#t~switch29#1; 7352#L745-93 main_#t~switch29#1 := main_#t~switch29#1 || 4 == main_~_hj_k~0#1; 7307#L745-94 assume main_#t~switch29#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 7308#L745-96 main_#t~switch29#1 := main_#t~switch29#1 || 3 == main_~_hj_k~0#1; 7401#L745-97 assume main_#t~switch29#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 7402#L745-99 main_#t~switch29#1 := main_#t~switch29#1 || 2 == main_~_hj_k~0#1; 7419#L745-100 assume main_#t~switch29#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 7420#L745-102 main_#t~switch29#1 := main_#t~switch29#1 || 1 == main_~_hj_k~0#1; 7485#L745-103 assume main_#t~switch29#1;call main_#t~mem40#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 + (if main_#t~mem40#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem40#1 % 256 % 4294967296 else main_#t~mem40#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem40#1; 7324#L745-105 havoc main_#t~switch29#1; 7322#L745-171 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; 7323#L745-107 assume !(0 == main_~_hj_i~0#1 % 4294967296); 7336#L745-109 assume !(0 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296); 7337#L745-111 assume main_~_hj_i~0#1 % 4294967296 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296;main_#t~nondet41#1 := 0; 7506#L745-113 main_~_hj_i~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#1;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; 7446#L745-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 7299#L745-116 assume 0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296;main_#t~nondet42#1 := main_~_hj_j~0#1; 7297#L745-120 main_~_hj_j~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 7298#L745-121 assume !(0 == main_~_ha_hashv~0#1 % 4294967296); 7430#L745-123 assume 0 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1; 7381#L745-127 main_~_ha_hashv~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#1;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; 7512#L745-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet44#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 7279#L745-134 main_~_hj_i~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#1;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; 7280#L745-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet45#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 7425#L745-141 main_~_hj_j~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 7468#L745-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet46#1 := main_~_hj_j~0#1 % 4294967296 / 32; 7457#L745-148 main_~_ha_hashv~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#1;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; 7413#L745-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet47#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 7379#L745-155 main_~_hj_i~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#1;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; 7447#L745-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet48#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 7363#L745-162 main_~_hj_j~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 7283#L745-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet49#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 7284#L745-169 main_~_ha_hashv~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#1; 7303#L745-170 goto; 7365#L745-172 havoc 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; 7366#L745-173 goto; 7403#L745-175 goto; 7344#L745-266 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); 7345#L745-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem67#1.base, main_#t~mem67#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; 7314#L745-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_#t~mem68#1.base, 16 + main_#t~mem68#1.offset, 4);call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 20 + main_#t~mem70#1.offset, 4);call write~$Pointer$(main_#t~mem69#1.base, main_#t~mem69#1.offset - main_#t~mem71#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem73#1.base, 8 + main_#t~mem73#1.offset, 4);havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1.base, main_#t~mem73#1.offset;call main_#t~mem74#1.base, main_#t~mem74#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~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset; 7315#L745-193 goto; 7432#L745-264 havoc main_~_ha_bkt~0#1;call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem76#1 := read~int(main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);main_#t~post77#1 := main_#t~mem76#1;call write~int(1 + main_#t~post77#1, main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;havoc main_#t~mem76#1;havoc main_#t~post77#1; 7452#L745-203 call main_#t~mem78#1.base, main_#t~mem78#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem79#1 := read~int(main_#t~mem78#1.base, 4 + main_#t~mem78#1.offset, 4); 7274#L745-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem79#1 - 1) % 4294967296;main_#t~nondet80#1 := 0; 7275#L745-201 main_~_ha_bkt~0#1 := main_#t~nondet80#1;havoc main_#t~mem78#1.base, main_#t~mem78#1.offset;havoc main_#t~mem79#1;havoc main_#t~nondet80#1; 7364#L745-202 goto; 7408#L745-261 call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$(main_#t~mem81#1.base, main_#t~mem81#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem82#1.base, main_#t~mem82#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~mem81#1.base, main_#t~mem81#1.offset;havoc main_#t~mem82#1.base, main_#t~mem82#1.offset;call main_#t~mem83#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post84#1 := main_#t~mem83#1;call write~int(1 + main_#t~post84#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem83#1;havoc main_#t~post84#1;call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem85#1.base, main_#t~mem85#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 7269#L745-205 assume main_#t~mem86#1.base != 0 || main_#t~mem86#1.offset != 0;havoc main_#t~mem86#1.base, main_#t~mem86#1.offset;call main_#t~mem87#1.base, main_#t~mem87#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~mem87#1.base, 12 + main_#t~mem87#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset; 7270#L745-207 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~mem89#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem88#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short92#1 := main_#t~mem89#1 % 4294967296 >= 10 * (1 + main_#t~mem88#1) % 4294967296; 7355#L745-208 assume main_#t~short92#1;call main_#t~mem90#1.base, main_#t~mem90#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem91#1 := read~int(main_#t~mem90#1.base, 36 + main_#t~mem90#1.offset, 4);main_#t~short92#1 := 0 == main_#t~mem91#1 % 4294967296; 7433#L745-210 assume !main_#t~short92#1;havoc main_#t~mem89#1;havoc main_#t~mem88#1;havoc main_#t~mem90#1.base, main_#t~mem90#1.offset;havoc main_#t~mem91#1;havoc main_#t~short92#1; 7386#L745-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 7391#L745-260 goto; 7357#L745-262 havoc main_~_ha_bkt~0#1; 7358#L745-263 goto; 7367#L745-265 goto; 7368#L745-267 havoc main_~_ha_hashv~0#1; 7416#L745-268 goto; 7434#L737-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 7356#L737-3 [2023-11-21 22:12:53,591 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:12:53,591 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 16 times [2023-11-21 22:12:53,591 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:12:53,591 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [570789289] [2023-11-21 22:12:53,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:12:53,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:12:53,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:12:53,600 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:12:53,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:12:53,609 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:12:53,610 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:12:53,610 INFO L85 PathProgramCache]: Analyzing trace with hash -151832451, now seen corresponding path program 1 times [2023-11-21 22:12:53,610 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:12:53,610 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [241320406] [2023-11-21 22:12:53,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:12:53,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:12:53,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:12:54,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:12:54,050 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:12:54,050 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [241320406] [2023-11-21 22:12:54,050 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [241320406] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:12:54,050 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:12:54,051 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-21 22:12:54,051 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [162642162] [2023-11-21 22:12:54,051 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:12:54,051 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:12:54,051 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:12:54,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-21 22:12:54,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2023-11-21 22:12:54,052 INFO L87 Difference]: Start difference. First operand 252 states and 352 transitions. cyclomatic complexity: 103 Second operand has 9 states, 9 states have (on average 8.777777777777779) internal successors, (79), 9 states have internal predecessors, (79), 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) [2023-11-21 22:12:54,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:12:54,734 INFO L93 Difference]: Finished difference Result 264 states and 367 transitions. [2023-11-21 22:12:54,734 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 264 states and 367 transitions. [2023-11-21 22:12:54,737 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 257 [2023-11-21 22:12:54,739 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 264 states to 264 states and 367 transitions. [2023-11-21 22:12:54,740 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 264 [2023-11-21 22:12:54,740 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 264 [2023-11-21 22:12:54,740 INFO L73 IsDeterministic]: Start isDeterministic. Operand 264 states and 367 transitions. [2023-11-21 22:12:54,741 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:12:54,741 INFO L218 hiAutomatonCegarLoop]: Abstraction has 264 states and 367 transitions. [2023-11-21 22:12:54,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264 states and 367 transitions. [2023-11-21 22:12:54,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 252. [2023-11-21 22:12:54,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 252 states, 248 states have (on average 1.3951612903225807) internal successors, (346), 247 states have internal predecessors, (346), 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) [2023-11-21 22:12:54,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 252 states and 352 transitions. [2023-11-21 22:12:54,748 INFO L240 hiAutomatonCegarLoop]: Abstraction has 252 states and 352 transitions. [2023-11-21 22:12:54,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-21 22:12:54,748 INFO L428 stractBuchiCegarLoop]: Abstraction has 252 states and 352 transitions. [2023-11-21 22:12:54,749 INFO L335 stractBuchiCegarLoop]: ======== Iteration 17 ============ [2023-11-21 22:12:54,749 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 252 states and 352 transitions. [2023-11-21 22:12:54,750 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 245 [2023-11-21 22:12:54,750 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:12:54,750 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:12:54,751 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:12:54,751 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:12:54,751 INFO L748 eck$LassoCheckResult]: Stem: 7863#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;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(11, 2); 7864#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~nondet6#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem8#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~switch29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~mem40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#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~malloc50#1.base, main_#t~malloc50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~mem52#1.base, main_#t~mem52#1.offset, main_#t~memset~res53#1.base, main_#t~memset~res53#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.base, main_#t~mem57#1.offset, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~malloc59#1.base, main_#t~malloc59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1.base, main_#t~mem63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~memset~res66#1.base, main_#t~memset~res66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1.base, main_#t~mem70#1.offset, main_#t~mem71#1, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1, main_#t~post77#1, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~nondet80#1, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~post84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem89#1, main_#t~mem88#1, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1, main_#t~short92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~malloc95#1.base, main_#t~malloc95#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~mem99#1, main_#t~memset~res100#1.base, main_#t~memset~res100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem105#1, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1, main_#t~nondet106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem110#1, main_#t~mem108#1.base, main_#t~mem108#1.offset, main_#t~mem109#1, main_#t~nondet111#1, main_#t~mem112#1.base, main_#t~mem112#1.offset, 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~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem122#1, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1, main_#t~nondet123#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~pre126#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~post131#1, main_#t~mem135#1, main_#t~mem133#1, main_#t~mem132#1.base, main_#t~mem132#1.offset, main_#t~mem134#1, main_#t~mem136#1, main_#t~post137#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~post113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem115#1, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~post147#1, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem154#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1, main_#t~ite157#1, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem156#1, main_#t~mem158#1.base, main_#t~mem158#1.offset, main_#t~mem159#1, main_#t~mem160#1.base, main_#t~mem160#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~post4#1, main_#t~mem162#1, main_#t~mem161#1.base, main_#t~mem161#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, main_~sum~0#1;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_~sum~0#1 := 0;main_~i~0#1 := 0; 7885#L737-3 [2023-11-21 22:12:54,752 INFO L750 eck$LassoCheckResult]: Loop: 7885#L737-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; 7793#L739 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 7794#L739-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call main_#t~mem7#1 := read~int(main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);main_~sum~0#1 := main_~sum~0#1 + main_#t~mem7#1;havoc main_#t~mem7#1; 7983#L745-269 havoc main_~_ha_hashv~0#1; 7977#L745-176 goto; 7974#L745-174 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; 7837#L745-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 7838#L745-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch29#1 := 11 == main_~_hj_k~0#1; 7985#L745-73 assume !main_#t~switch29#1; 7822#L745-75 main_#t~switch29#1 := main_#t~switch29#1 || 10 == main_~_hj_k~0#1; 7823#L745-76 assume !main_#t~switch29#1; 7882#L745-78 main_#t~switch29#1 := main_#t~switch29#1 || 9 == main_~_hj_k~0#1; 7856#L745-79 assume !main_#t~switch29#1; 7857#L745-81 main_#t~switch29#1 := main_#t~switch29#1 || 8 == main_~_hj_k~0#1; 7913#L745-82 assume !main_#t~switch29#1; 7883#L745-84 main_#t~switch29#1 := main_#t~switch29#1 || 7 == main_~_hj_k~0#1; 7865#L745-85 assume !main_#t~switch29#1; 7866#L745-87 main_#t~switch29#1 := main_#t~switch29#1 || 6 == main_~_hj_k~0#1; 7876#L745-88 assume !main_#t~switch29#1; 7935#L745-90 main_#t~switch29#1 := main_#t~switch29#1 || 5 == main_~_hj_k~0#1; 7936#L745-91 assume !main_#t~switch29#1; 8019#L745-93 main_#t~switch29#1 := main_#t~switch29#1 || 4 == main_~_hj_k~0#1; 8018#L745-94 assume main_#t~switch29#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 8017#L745-96 main_#t~switch29#1 := main_#t~switch29#1 || 3 == main_~_hj_k~0#1; 8016#L745-97 assume main_#t~switch29#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 8015#L745-99 main_#t~switch29#1 := main_#t~switch29#1 || 2 == main_~_hj_k~0#1; 8014#L745-100 assume main_#t~switch29#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 8013#L745-102 main_#t~switch29#1 := main_#t~switch29#1 || 1 == main_~_hj_k~0#1; 8012#L745-103 assume main_#t~switch29#1;call main_#t~mem40#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 + (if main_#t~mem40#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem40#1 % 256 % 4294967296 else main_#t~mem40#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem40#1; 8011#L745-105 havoc main_#t~switch29#1; 8010#L745-171 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; 8009#L745-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet41#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 8007#L745-113 main_~_hj_i~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#1;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; 8005#L745-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 8004#L745-116 assume !(0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296); 8001#L745-118 assume !(main_~_hj_j~0#1 % 4294967296 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296);assume main_#t~nondet42#1 % 4294967296 <= main_~_hj_j~0#1 % 4294967296 + 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296; 7999#L745-120 main_~_hj_j~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 7998#L745-121 assume !(0 == main_~_ha_hashv~0#1 % 4294967296); 7996#L745-123 assume !(0 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296); 7995#L745-125 assume !(main_~_ha_hashv~0#1 % 4294967296 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296);assume main_#t~nondet43#1 % 4294967296 <= main_~_ha_hashv~0#1 % 4294967296 + main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296; 7910#L745-127 main_~_ha_hashv~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#1;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; 8034#L745-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet44#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 7968#L745-134 main_~_hj_i~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#1;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; 7988#L745-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet45#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 7950#L745-141 main_~_hj_j~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 7987#L745-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet46#1 := main_~_hj_j~0#1 % 4294967296 / 32; 7981#L745-148 main_~_ha_hashv~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#1;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; 7941#L745-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet47#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 7907#L745-155 main_~_hj_i~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#1;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; 7971#L745-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet48#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 7892#L745-162 main_~_hj_j~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 7814#L745-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet49#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 7815#L745-169 main_~_ha_hashv~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#1; 7836#L745-170 goto; 7894#L745-172 havoc 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; 7895#L745-173 goto; 7932#L745-175 goto; 7874#L745-266 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); 7875#L745-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem67#1.base, main_#t~mem67#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; 7845#L745-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_#t~mem68#1.base, 16 + main_#t~mem68#1.offset, 4);call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 20 + main_#t~mem70#1.offset, 4);call write~$Pointer$(main_#t~mem69#1.base, main_#t~mem69#1.offset - main_#t~mem71#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem73#1.base, 8 + main_#t~mem73#1.offset, 4);havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1.base, main_#t~mem73#1.offset;call main_#t~mem74#1.base, main_#t~mem74#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~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset; 7846#L745-193 goto; 7957#L745-264 havoc main_~_ha_bkt~0#1;call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem76#1 := read~int(main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);main_#t~post77#1 := main_#t~mem76#1;call write~int(1 + main_#t~post77#1, main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;havoc main_#t~mem76#1;havoc main_#t~post77#1; 7976#L745-203 call main_#t~mem78#1.base, main_#t~mem78#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem79#1 := read~int(main_#t~mem78#1.base, 4 + main_#t~mem78#1.offset, 4); 7804#L745-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem79#1 - 1) % 4294967296;main_#t~nondet80#1 := 0; 7805#L745-201 main_~_ha_bkt~0#1 := main_#t~nondet80#1;havoc main_#t~mem78#1.base, main_#t~mem78#1.offset;havoc main_#t~mem79#1;havoc main_#t~nondet80#1; 7893#L745-202 goto; 7937#L745-261 call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$(main_#t~mem81#1.base, main_#t~mem81#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem82#1.base, main_#t~mem82#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~mem81#1.base, main_#t~mem81#1.offset;havoc main_#t~mem82#1.base, main_#t~mem82#1.offset;call main_#t~mem83#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post84#1 := main_#t~mem83#1;call write~int(1 + main_#t~post84#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem83#1;havoc main_#t~post84#1;call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem85#1.base, main_#t~mem85#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 7799#L745-205 assume main_#t~mem86#1.base != 0 || main_#t~mem86#1.offset != 0;havoc main_#t~mem86#1.base, main_#t~mem86#1.offset;call main_#t~mem87#1.base, main_#t~mem87#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~mem87#1.base, 12 + main_#t~mem87#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset; 7800#L745-207 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~mem89#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem88#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short92#1 := main_#t~mem89#1 % 4294967296 >= 10 * (1 + main_#t~mem88#1) % 4294967296; 7884#L745-208 assume main_#t~short92#1;call main_#t~mem90#1.base, main_#t~mem90#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem91#1 := read~int(main_#t~mem90#1.base, 36 + main_#t~mem90#1.offset, 4);main_#t~short92#1 := 0 == main_#t~mem91#1 % 4294967296; 7958#L745-210 assume !main_#t~short92#1;havoc main_#t~mem89#1;havoc main_#t~mem88#1;havoc main_#t~mem90#1.base, main_#t~mem90#1.offset;havoc main_#t~mem91#1;havoc main_#t~short92#1; 7915#L745-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 7920#L745-260 goto; 7886#L745-262 havoc main_~_ha_bkt~0#1; 7887#L745-263 goto; 7896#L745-265 goto; 7897#L745-267 havoc main_~_ha_hashv~0#1; 7944#L745-268 goto; 7959#L737-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 7885#L737-3 [2023-11-21 22:12:54,752 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:12:54,752 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 17 times [2023-11-21 22:12:54,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:12:54,753 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [347997434] [2023-11-21 22:12:54,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:12:54,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:12:54,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:12:54,759 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:12:54,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:12:54,767 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:12:54,767 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:12:54,767 INFO L85 PathProgramCache]: Analyzing trace with hash 1000738143, now seen corresponding path program 1 times [2023-11-21 22:12:54,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:12:54,768 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1048898701] [2023-11-21 22:12:54,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:12:54,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:12:55,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:12:56,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:12:56,224 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:12:56,224 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1048898701] [2023-11-21 22:12:56,224 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1048898701] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:12:56,224 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:12:56,224 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2023-11-21 22:12:56,224 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [575115557] [2023-11-21 22:12:56,224 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:12:56,225 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:12:56,225 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:12:56,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2023-11-21 22:12:56,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=265, Unknown=0, NotChecked=0, Total=306 [2023-11-21 22:12:56,226 INFO L87 Difference]: Start difference. First operand 252 states and 352 transitions. cyclomatic complexity: 103 Second operand has 18 states, 18 states have (on average 4.388888888888889) internal successors, (79), 18 states have internal predecessors, (79), 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) [2023-11-21 22:12:59,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:12:59,574 INFO L93 Difference]: Finished difference Result 363 states and 513 transitions. [2023-11-21 22:12:59,574 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 363 states and 513 transitions. [2023-11-21 22:12:59,580 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 356 [2023-11-21 22:12:59,584 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 363 states to 363 states and 513 transitions. [2023-11-21 22:12:59,585 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 363 [2023-11-21 22:12:59,585 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 363 [2023-11-21 22:12:59,585 INFO L73 IsDeterministic]: Start isDeterministic. Operand 363 states and 513 transitions. [2023-11-21 22:12:59,586 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:12:59,586 INFO L218 hiAutomatonCegarLoop]: Abstraction has 363 states and 513 transitions. [2023-11-21 22:12:59,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 363 states and 513 transitions. [2023-11-21 22:12:59,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 363 to 264. [2023-11-21 22:12:59,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 264 states, 260 states have (on average 1.396153846153846) internal successors, (363), 259 states have internal predecessors, (363), 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) [2023-11-21 22:12:59,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 369 transitions. [2023-11-21 22:12:59,594 INFO L240 hiAutomatonCegarLoop]: Abstraction has 264 states and 369 transitions. [2023-11-21 22:12:59,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-11-21 22:12:59,595 INFO L428 stractBuchiCegarLoop]: Abstraction has 264 states and 369 transitions. [2023-11-21 22:12:59,595 INFO L335 stractBuchiCegarLoop]: ======== Iteration 18 ============ [2023-11-21 22:12:59,595 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 264 states and 369 transitions. [2023-11-21 22:12:59,598 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 257 [2023-11-21 22:12:59,598 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:12:59,598 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:12:59,599 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:12:59,599 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:12:59,599 INFO L748 eck$LassoCheckResult]: Stem: 8517#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;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(11, 2); 8518#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~nondet6#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem8#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~switch29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~mem40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#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~malloc50#1.base, main_#t~malloc50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~mem52#1.base, main_#t~mem52#1.offset, main_#t~memset~res53#1.base, main_#t~memset~res53#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.base, main_#t~mem57#1.offset, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~malloc59#1.base, main_#t~malloc59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1.base, main_#t~mem63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~memset~res66#1.base, main_#t~memset~res66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1.base, main_#t~mem70#1.offset, main_#t~mem71#1, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1, main_#t~post77#1, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~nondet80#1, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~post84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem89#1, main_#t~mem88#1, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1, main_#t~short92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~malloc95#1.base, main_#t~malloc95#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~mem99#1, main_#t~memset~res100#1.base, main_#t~memset~res100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem105#1, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1, main_#t~nondet106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem110#1, main_#t~mem108#1.base, main_#t~mem108#1.offset, main_#t~mem109#1, main_#t~nondet111#1, main_#t~mem112#1.base, main_#t~mem112#1.offset, 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~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem122#1, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1, main_#t~nondet123#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~pre126#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~post131#1, main_#t~mem135#1, main_#t~mem133#1, main_#t~mem132#1.base, main_#t~mem132#1.offset, main_#t~mem134#1, main_#t~mem136#1, main_#t~post137#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~post113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem115#1, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~post147#1, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem154#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1, main_#t~ite157#1, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem156#1, main_#t~mem158#1.base, main_#t~mem158#1.offset, main_#t~mem159#1, main_#t~mem160#1.base, main_#t~mem160#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~post4#1, main_#t~mem162#1, main_#t~mem161#1.base, main_#t~mem161#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, main_~sum~0#1;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_~sum~0#1 := 0;main_~i~0#1 := 0; 8544#L737-3 [2023-11-21 22:12:59,599 INFO L750 eck$LassoCheckResult]: Loop: 8544#L737-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; 8447#L739 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 8448#L739-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call main_#t~mem7#1 := read~int(main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);main_~sum~0#1 := main_~sum~0#1 + main_#t~mem7#1;havoc main_#t~mem7#1; 8656#L745-269 havoc main_~_ha_hashv~0#1; 8650#L745-176 goto; 8647#L745-174 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; 8491#L745-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 8492#L745-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch29#1 := 11 == main_~_hj_k~0#1; 8658#L745-73 assume !main_#t~switch29#1; 8659#L745-75 main_#t~switch29#1 := main_#t~switch29#1 || 10 == main_~_hj_k~0#1; 8539#L745-76 assume !main_#t~switch29#1; 8540#L745-78 main_#t~switch29#1 := main_#t~switch29#1 || 9 == main_~_hj_k~0#1; 8510#L745-79 assume !main_#t~switch29#1; 8511#L745-81 main_#t~switch29#1 := main_#t~switch29#1 || 8 == main_~_hj_k~0#1; 8691#L745-82 assume !main_#t~switch29#1; 8541#L745-84 main_#t~switch29#1 := main_#t~switch29#1 || 7 == main_~_hj_k~0#1; 8542#L745-85 assume !main_#t~switch29#1; 8531#L745-87 main_#t~switch29#1 := main_#t~switch29#1 || 6 == main_~_hj_k~0#1; 8532#L745-88 assume !main_#t~switch29#1; 8599#L745-90 main_#t~switch29#1 := main_#t~switch29#1 || 5 == main_~_hj_k~0#1; 8600#L745-91 assume !main_#t~switch29#1; 8535#L745-93 main_#t~switch29#1 := main_#t~switch29#1 || 4 == main_~_hj_k~0#1; 8536#L745-94 assume main_#t~switch29#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 8593#L745-96 main_#t~switch29#1 := main_#t~switch29#1 || 3 == main_~_hj_k~0#1; 8594#L745-97 assume main_#t~switch29#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 8664#L745-99 main_#t~switch29#1 := main_#t~switch29#1 || 2 == main_~_hj_k~0#1; 8665#L745-100 assume main_#t~switch29#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 8561#L745-102 main_#t~switch29#1 := main_#t~switch29#1 || 1 == main_~_hj_k~0#1; 8562#L745-103 assume main_#t~switch29#1;call main_#t~mem40#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 + (if main_#t~mem40#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem40#1 % 256 % 4294967296 else main_#t~mem40#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem40#1; 8509#L745-105 havoc main_#t~switch29#1; 8507#L745-171 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; 8508#L745-107 assume !(0 == main_~_hj_i~0#1 % 4294967296); 8521#L745-109 assume !(0 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296); 8522#L745-111 assume !(main_~_hj_i~0#1 % 4294967296 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296);assume main_#t~nondet41#1 % 4294967296 <= main_~_hj_i~0#1 % 4294967296 + main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296; 8701#L745-113 main_~_hj_i~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#1;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; 8708#L745-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 8707#L745-116 assume 0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296;main_#t~nondet42#1 := main_~_hj_j~0#1; 8481#L745-120 main_~_hj_j~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 8482#L745-121 assume !(0 == main_~_ha_hashv~0#1 % 4294967296); 8706#L745-123 assume 0 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1; 8570#L745-127 main_~_ha_hashv~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#1;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; 8646#L745-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet44#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 8640#L745-134 main_~_hj_i~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#1;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; 8693#L745-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet45#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 8618#L745-141 main_~_hj_j~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 8692#L745-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet46#1 := main_~_hj_j~0#1 % 4294967296 / 32; 8654#L745-148 main_~_ha_hashv~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#1;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; 8607#L745-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet47#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 8567#L745-155 main_~_hj_i~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#1;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; 8644#L745-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet48#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 8551#L745-162 main_~_hj_j~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 8552#L745-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet49#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 8469#L745-169 main_~_ha_hashv~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#1; 8490#L745-170 goto; 8554#L745-172 havoc 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; 8555#L745-173 goto; 8597#L745-175 goto; 8529#L745-266 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); 8530#L745-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem67#1.base, main_#t~mem67#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; 8499#L745-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_#t~mem68#1.base, 16 + main_#t~mem68#1.offset, 4);call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 20 + main_#t~mem70#1.offset, 4);call write~$Pointer$(main_#t~mem69#1.base, main_#t~mem69#1.offset - main_#t~mem71#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem73#1.base, 8 + main_#t~mem73#1.offset, 4);havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1.base, main_#t~mem73#1.offset;call main_#t~mem74#1.base, main_#t~mem74#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~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset; 8500#L745-193 goto; 8629#L745-264 havoc main_~_ha_bkt~0#1;call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem76#1 := read~int(main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);main_#t~post77#1 := main_#t~mem76#1;call write~int(1 + main_#t~post77#1, main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;havoc main_#t~mem76#1;havoc main_#t~post77#1; 8649#L745-203 call main_#t~mem78#1.base, main_#t~mem78#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem79#1 := read~int(main_#t~mem78#1.base, 4 + main_#t~mem78#1.offset, 4); 8458#L745-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem79#1 - 1) % 4294967296;main_#t~nondet80#1 := 0; 8459#L745-201 main_~_ha_bkt~0#1 := main_#t~nondet80#1;havoc main_#t~mem78#1.base, main_#t~mem78#1.offset;havoc main_#t~mem79#1;havoc main_#t~nondet80#1; 8553#L745-202 goto; 8602#L745-261 call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$(main_#t~mem81#1.base, main_#t~mem81#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem82#1.base, main_#t~mem82#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~mem81#1.base, main_#t~mem81#1.offset;havoc main_#t~mem82#1.base, main_#t~mem82#1.offset;call main_#t~mem83#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post84#1 := main_#t~mem83#1;call write~int(1 + main_#t~post84#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem83#1;havoc main_#t~post84#1;call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem85#1.base, main_#t~mem85#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 8453#L745-205 assume main_#t~mem86#1.base != 0 || main_#t~mem86#1.offset != 0;havoc main_#t~mem86#1.base, main_#t~mem86#1.offset;call main_#t~mem87#1.base, main_#t~mem87#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~mem87#1.base, 12 + main_#t~mem87#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset; 8454#L745-207 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~mem89#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem88#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short92#1 := main_#t~mem89#1 % 4294967296 >= 10 * (1 + main_#t~mem88#1) % 4294967296; 8543#L745-208 assume main_#t~short92#1;call main_#t~mem90#1.base, main_#t~mem90#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem91#1 := read~int(main_#t~mem90#1.base, 36 + main_#t~mem90#1.offset, 4);main_#t~short92#1 := 0 == main_#t~mem91#1 % 4294967296; 8630#L745-210 assume !main_#t~short92#1;havoc main_#t~mem89#1;havoc main_#t~mem88#1;havoc main_#t~mem90#1.base, main_#t~mem90#1.offset;havoc main_#t~mem91#1;havoc main_#t~short92#1; 8576#L745-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 8583#L745-260 goto; 8545#L745-262 havoc main_~_ha_bkt~0#1; 8546#L745-263 goto; 8556#L745-265 goto; 8557#L745-267 havoc main_~_ha_hashv~0#1; 8610#L745-268 goto; 8631#L737-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 8544#L737-3 [2023-11-21 22:12:59,600 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:12:59,600 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 18 times [2023-11-21 22:12:59,600 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:12:59,600 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1631838193] [2023-11-21 22:12:59,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:12:59,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:12:59,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:12:59,608 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:12:59,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:12:59,616 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:12:59,618 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:12:59,618 INFO L85 PathProgramCache]: Analyzing trace with hash 1776440251, now seen corresponding path program 1 times [2023-11-21 22:12:59,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:12:59,618 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [22911070] [2023-11-21 22:12:59,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:12:59,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:12:59,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:13:00,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:13:00,080 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:13:00,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [22911070] [2023-11-21 22:13:00,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [22911070] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:13:00,080 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:13:00,080 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-21 22:13:00,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436817919] [2023-11-21 22:13:00,081 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:13:00,082 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:13:00,082 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:13:00,082 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-21 22:13:00,082 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-21 22:13:00,082 INFO L87 Difference]: Start difference. First operand 264 states and 369 transitions. cyclomatic complexity: 108 Second operand has 7 states, 7 states have (on average 11.285714285714286) internal successors, (79), 7 states have internal predecessors, (79), 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) [2023-11-21 22:13:00,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:13:00,714 INFO L93 Difference]: Finished difference Result 271 states and 376 transitions. [2023-11-21 22:13:00,714 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 271 states and 376 transitions. [2023-11-21 22:13:00,717 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 264 [2023-11-21 22:13:00,720 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 271 states to 271 states and 376 transitions. [2023-11-21 22:13:00,720 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 271 [2023-11-21 22:13:00,721 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 271 [2023-11-21 22:13:00,721 INFO L73 IsDeterministic]: Start isDeterministic. Operand 271 states and 376 transitions. [2023-11-21 22:13:00,722 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:13:00,722 INFO L218 hiAutomatonCegarLoop]: Abstraction has 271 states and 376 transitions. [2023-11-21 22:13:00,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states and 376 transitions. [2023-11-21 22:13:00,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 264. [2023-11-21 22:13:00,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 264 states, 260 states have (on average 1.3923076923076922) internal successors, (362), 259 states have internal predecessors, (362), 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) [2023-11-21 22:13:00,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 368 transitions. [2023-11-21 22:13:00,730 INFO L240 hiAutomatonCegarLoop]: Abstraction has 264 states and 368 transitions. [2023-11-21 22:13:00,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-21 22:13:00,731 INFO L428 stractBuchiCegarLoop]: Abstraction has 264 states and 368 transitions. [2023-11-21 22:13:00,732 INFO L335 stractBuchiCegarLoop]: ======== Iteration 19 ============ [2023-11-21 22:13:00,732 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 264 states and 368 transitions. [2023-11-21 22:13:00,733 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 257 [2023-11-21 22:13:00,734 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:13:00,734 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:13:00,735 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:13:00,735 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:13:00,735 INFO L748 eck$LassoCheckResult]: Stem: 9065#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;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(11, 2); 9066#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~nondet6#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem8#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~switch29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~mem40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#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~malloc50#1.base, main_#t~malloc50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~mem52#1.base, main_#t~mem52#1.offset, main_#t~memset~res53#1.base, main_#t~memset~res53#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.base, main_#t~mem57#1.offset, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~malloc59#1.base, main_#t~malloc59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1.base, main_#t~mem63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~memset~res66#1.base, main_#t~memset~res66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1.base, main_#t~mem70#1.offset, main_#t~mem71#1, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1, main_#t~post77#1, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~nondet80#1, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~post84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem89#1, main_#t~mem88#1, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1, main_#t~short92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~malloc95#1.base, main_#t~malloc95#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~mem99#1, main_#t~memset~res100#1.base, main_#t~memset~res100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem105#1, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1, main_#t~nondet106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem110#1, main_#t~mem108#1.base, main_#t~mem108#1.offset, main_#t~mem109#1, main_#t~nondet111#1, main_#t~mem112#1.base, main_#t~mem112#1.offset, 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~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem122#1, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1, main_#t~nondet123#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~pre126#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~post131#1, main_#t~mem135#1, main_#t~mem133#1, main_#t~mem132#1.base, main_#t~mem132#1.offset, main_#t~mem134#1, main_#t~mem136#1, main_#t~post137#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~post113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem115#1, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~post147#1, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem154#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1, main_#t~ite157#1, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem156#1, main_#t~mem158#1.base, main_#t~mem158#1.offset, main_#t~mem159#1, main_#t~mem160#1.base, main_#t~mem160#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~post4#1, main_#t~mem162#1, main_#t~mem161#1.base, main_#t~mem161#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, main_~sum~0#1;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_~sum~0#1 := 0;main_~i~0#1 := 0; 9088#L737-3 [2023-11-21 22:13:00,735 INFO L750 eck$LassoCheckResult]: Loop: 9088#L737-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; 8996#L739 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 8997#L739-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call main_#t~mem7#1 := read~int(main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);main_~sum~0#1 := main_~sum~0#1 + main_#t~mem7#1;havoc main_#t~mem7#1; 9190#L745-269 havoc main_~_ha_hashv~0#1; 9184#L745-176 goto; 9179#L745-174 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; 9180#L745-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 9259#L745-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch29#1 := 11 == main_~_hj_k~0#1; 9258#L745-73 assume !main_#t~switch29#1; 9257#L745-75 main_#t~switch29#1 := main_#t~switch29#1 || 10 == main_~_hj_k~0#1; 9256#L745-76 assume !main_#t~switch29#1; 9255#L745-78 main_#t~switch29#1 := main_#t~switch29#1 || 9 == main_~_hj_k~0#1; 9254#L745-79 assume !main_#t~switch29#1; 9253#L745-81 main_#t~switch29#1 := main_#t~switch29#1 || 8 == main_~_hj_k~0#1; 9252#L745-82 assume !main_#t~switch29#1; 9251#L745-84 main_#t~switch29#1 := main_#t~switch29#1 || 7 == main_~_hj_k~0#1; 9250#L745-85 assume !main_#t~switch29#1; 9249#L745-87 main_#t~switch29#1 := main_#t~switch29#1 || 6 == main_~_hj_k~0#1; 9248#L745-88 assume !main_#t~switch29#1; 9247#L745-90 main_#t~switch29#1 := main_#t~switch29#1 || 5 == main_~_hj_k~0#1; 9158#L745-91 assume !main_#t~switch29#1; 9085#L745-93 main_#t~switch29#1 := main_#t~switch29#1 || 4 == main_~_hj_k~0#1; 9041#L745-94 assume main_#t~switch29#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 9042#L745-96 main_#t~switch29#1 := main_#t~switch29#1 || 3 == main_~_hj_k~0#1; 9134#L745-97 assume main_#t~switch29#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 9135#L745-99 main_#t~switch29#1 := main_#t~switch29#1 || 2 == main_~_hj_k~0#1; 9150#L745-100 assume main_#t~switch29#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 9151#L745-102 main_#t~switch29#1 := main_#t~switch29#1 || 1 == main_~_hj_k~0#1; 9228#L745-103 assume main_#t~switch29#1;call main_#t~mem40#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 + (if main_#t~mem40#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem40#1 % 256 % 4294967296 else main_#t~mem40#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem40#1; 9227#L745-105 havoc main_#t~switch29#1; 9222#L745-171 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; 9220#L745-107 assume !(0 == main_~_hj_i~0#1 % 4294967296); 9071#L745-109 assume !(0 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296); 9010#L745-111 assume !(main_~_hj_i~0#1 % 4294967296 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296);assume main_#t~nondet41#1 % 4294967296 <= main_~_hj_i~0#1 % 4294967296 + main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296; 9012#L745-113 main_~_hj_i~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#1;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; 9241#L745-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 9240#L745-116 assume !(0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296); 9115#L745-118 assume main_~_hj_j~0#1 % 4294967296 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296;main_#t~nondet42#1 := 0; 9031#L745-120 main_~_hj_j~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 9032#L745-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet43#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 9114#L745-127 main_~_ha_hashv~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#1;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; 9225#L745-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet44#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 9176#L745-134 main_~_hj_i~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#1;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; 9217#L745-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet45#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 9156#L745-141 main_~_hj_j~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 9214#L745-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet46#1 := main_~_hj_j~0#1 % 4294967296 / 32; 9188#L745-148 main_~_ha_hashv~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#1;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; 9192#L745-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet47#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 9111#L745-155 main_~_hj_i~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#1;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; 9195#L745-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet48#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 9133#L745-162 main_~_hj_j~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 9194#L745-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet49#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 9019#L745-169 main_~_ha_hashv~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#1; 9043#L745-170 goto; 9098#L745-172 havoc 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; 9099#L745-173 goto; 9137#L745-175 goto; 9078#L745-266 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); 9079#L745-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem67#1.base, main_#t~mem67#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; 9054#L745-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_#t~mem68#1.base, 16 + main_#t~mem68#1.offset, 4);call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 20 + main_#t~mem70#1.offset, 4);call write~$Pointer$(main_#t~mem69#1.base, main_#t~mem69#1.offset - main_#t~mem71#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem73#1.base, 8 + main_#t~mem73#1.offset, 4);havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1.base, main_#t~mem73#1.offset;call main_#t~mem74#1.base, main_#t~mem74#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~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset; 9055#L745-193 goto; 9164#L745-264 havoc main_~_ha_bkt~0#1;call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem76#1 := read~int(main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);main_#t~post77#1 := main_#t~mem76#1;call write~int(1 + main_#t~post77#1, main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;havoc main_#t~mem76#1;havoc main_#t~post77#1; 9185#L745-203 call main_#t~mem78#1.base, main_#t~mem78#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem79#1 := read~int(main_#t~mem78#1.base, 4 + main_#t~mem78#1.offset, 4); 9007#L745-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem79#1 - 1) % 4294967296;main_#t~nondet80#1 := 0; 9008#L745-201 main_~_ha_bkt~0#1 := main_#t~nondet80#1;havoc main_#t~mem78#1.base, main_#t~mem78#1.offset;havoc main_#t~mem79#1;havoc main_#t~nondet80#1; 9097#L745-202 goto; 9141#L745-261 call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$(main_#t~mem81#1.base, main_#t~mem81#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem82#1.base, main_#t~mem82#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~mem81#1.base, main_#t~mem81#1.offset;havoc main_#t~mem82#1.base, main_#t~mem82#1.offset;call main_#t~mem83#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post84#1 := main_#t~mem83#1;call write~int(1 + main_#t~post84#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem83#1;havoc main_#t~post84#1;call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem85#1.base, main_#t~mem85#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 9002#L745-205 assume main_#t~mem86#1.base != 0 || main_#t~mem86#1.offset != 0;havoc main_#t~mem86#1.base, main_#t~mem86#1.offset;call main_#t~mem87#1.base, main_#t~mem87#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~mem87#1.base, 12 + main_#t~mem87#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset; 9003#L745-207 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~mem89#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem88#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short92#1 := main_#t~mem89#1 % 4294967296 >= 10 * (1 + main_#t~mem88#1) % 4294967296; 9089#L745-208 assume main_#t~short92#1;call main_#t~mem90#1.base, main_#t~mem90#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem91#1 := read~int(main_#t~mem90#1.base, 36 + main_#t~mem90#1.offset, 4);main_#t~short92#1 := 0 == main_#t~mem91#1 % 4294967296; 9165#L745-210 assume !main_#t~short92#1;havoc main_#t~mem89#1;havoc main_#t~mem88#1;havoc main_#t~mem90#1.base, main_#t~mem90#1.offset;havoc main_#t~mem91#1;havoc main_#t~short92#1; 9118#L745-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 9123#L745-260 goto; 9090#L745-262 havoc main_~_ha_bkt~0#1; 9091#L745-263 goto; 9100#L745-265 goto; 9101#L745-267 havoc main_~_ha_hashv~0#1; 9149#L745-268 goto; 9167#L737-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 9088#L737-3 [2023-11-21 22:13:00,736 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:13:00,736 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 19 times [2023-11-21 22:13:00,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:13:00,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1064630906] [2023-11-21 22:13:00,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:13:00,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:13:00,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:00,745 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:13:00,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:00,755 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:13:00,756 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:13:00,756 INFO L85 PathProgramCache]: Analyzing trace with hash -1541811871, now seen corresponding path program 1 times [2023-11-21 22:13:00,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:13:00,756 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [813741736] [2023-11-21 22:13:00,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:13:00,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:13:00,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:13:01,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:13:01,209 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:13:01,209 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [813741736] [2023-11-21 22:13:01,209 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [813741736] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:13:01,210 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:13:01,210 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-21 22:13:01,210 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533728330] [2023-11-21 22:13:01,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:13:01,211 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:13:01,211 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:13:01,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-21 22:13:01,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-21 22:13:01,212 INFO L87 Difference]: Start difference. First operand 264 states and 368 transitions. cyclomatic complexity: 107 Second operand has 7 states, 7 states have (on average 11.285714285714286) internal successors, (79), 7 states have internal predecessors, (79), 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)