./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test7-2.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_5eadbb4b-309a-4250-899d-ee350c583937/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eadbb4b-309a-4250-899d-ee350c583937/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_5eadbb4b-309a-4250-899d-ee350c583937/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eadbb4b-309a-4250-899d-ee350c583937/bin/uautomizer-verify-bycVGegfSx/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test7-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eadbb4b-309a-4250-899d-ee350c583937/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_5eadbb4b-309a-4250-899d-ee350c583937/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 ef232f94cb2adf03185aed5adfaef3f0eb9593ee06bfb5b3fbb6e4bc1dd6d041 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:21:48,723 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:21:48,846 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eadbb4b-309a-4250-899d-ee350c583937/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-21 22:21:48,858 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:21:48,860 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:21:48,900 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:21:48,901 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:21:48,902 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:21:48,903 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:21:48,908 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:21:48,909 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:21:48,910 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:21:48,910 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:21:48,912 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-21 22:21:48,913 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-21 22:21:48,913 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-21 22:21:48,914 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-21 22:21:48,914 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-21 22:21:48,914 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-21 22:21:48,915 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:21:48,915 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-21 22:21:48,916 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 22:21:48,916 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:21:48,917 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 22:21:48,917 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:21:48,918 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-21 22:21:48,918 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-21 22:21:48,918 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-21 22:21:48,919 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 22:21:48,919 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 22:21:48,921 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:21:48,921 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-21 22:21:48,921 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:21:48,921 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:21:48,922 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:21:48,922 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:21:48,922 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:21:48,923 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-21 22:21:48,923 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_5eadbb4b-309a-4250-899d-ee350c583937/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eadbb4b-309a-4250-899d-ee350c583937/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef232f94cb2adf03185aed5adfaef3f0eb9593ee06bfb5b3fbb6e4bc1dd6d041 [2023-11-21 22:21:49,251 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:21:49,286 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:21:49,289 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:21:49,291 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:21:49,292 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:21:49,294 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eadbb4b-309a-4250-899d-ee350c583937/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test7-2.i [2023-11-21 22:21:52,541 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:21:52,900 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:21:52,901 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eadbb4b-309a-4250-899d-ee350c583937/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test7-2.i [2023-11-21 22:21:52,938 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eadbb4b-309a-4250-899d-ee350c583937/bin/uautomizer-verify-bycVGegfSx/data/ae7a4f432/499373b578fb44a5a0f237f272bc7cc7/FLAG4869469e2 [2023-11-21 22:21:52,957 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eadbb4b-309a-4250-899d-ee350c583937/bin/uautomizer-verify-bycVGegfSx/data/ae7a4f432/499373b578fb44a5a0f237f272bc7cc7 [2023-11-21 22:21:52,962 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:21:52,965 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:21:52,969 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:21:52,969 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:21:52,975 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:21:52,976 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:21:52" (1/1) ... [2023-11-21 22:21:52,978 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@751dbe43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:52, skipping insertion in model container [2023-11-21 22:21:52,978 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:21:52" (1/1) ... [2023-11-21 22:21:53,058 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:21:53,743 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:21:53,765 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:21:53,891 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:21:53,934 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:21:53,943 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:21:53,943 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:53 WrapperNode [2023-11-21 22:21:53,944 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:21:53,945 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:21:53,945 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:21:53,946 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:21:53,954 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:53" (1/1) ... [2023-11-21 22:21:54,003 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:53" (1/1) ... [2023-11-21 22:21:54,090 INFO L138 Inliner]: procedures = 176, calls = 331, calls flagged for inlining = 5, calls inlined = 4, statements flattened = 1500 [2023-11-21 22:21:54,090 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:21:54,091 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:21:54,091 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:21:54,092 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:21:54,108 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:53" (1/1) ... [2023-11-21 22:21:54,108 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:53" (1/1) ... [2023-11-21 22:21:54,133 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:53" (1/1) ... [2023-11-21 22:21:54,282 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 22:21:54,283 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:53" (1/1) ... [2023-11-21 22:21:54,283 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:53" (1/1) ... [2023-11-21 22:21:54,354 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:53" (1/1) ... [2023-11-21 22:21:54,370 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:53" (1/1) ... [2023-11-21 22:21:54,375 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:53" (1/1) ... [2023-11-21 22:21:54,384 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:53" (1/1) ... [2023-11-21 22:21:54,396 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:21:54,397 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:21:54,397 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:21:54,398 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:21:54,398 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:53" (1/1) ... [2023-11-21 22:21:54,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:21:54,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eadbb4b-309a-4250-899d-ee350c583937/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:21:54,446 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eadbb4b-309a-4250-899d-ee350c583937/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:21:54,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eadbb4b-309a-4250-899d-ee350c583937/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-21 22:21:54,492 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 22:21:54,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 22:21:54,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 22:21:54,493 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 22:21:54,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 22:21:54,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:21:54,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 22:21:54,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 22:21:54,494 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-21 22:21:54,494 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 22:21:54,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 22:21:54,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 22:21:54,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:21:54,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:21:54,769 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:21:54,772 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:21:54,777 WARN L820 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-21 22:21:56,874 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:21:56,899 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:21:56,899 INFO L308 CfgBuilder]: Removed 72 assume(true) statements. [2023-11-21 22:21:56,901 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:21:56 BoogieIcfgContainer [2023-11-21 22:21:56,901 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:21:56,902 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-21 22:21:56,902 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-21 22:21:56,906 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-21 22:21:56,907 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-21 22:21:56,907 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.11 10:21:52" (1/3) ... [2023-11-21 22:21:56,909 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@343e0c62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.11 10:21:56, skipping insertion in model container [2023-11-21 22:21:56,909 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-21 22:21:56,909 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:53" (2/3) ... [2023-11-21 22:21:56,909 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@343e0c62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.11 10:21:56, skipping insertion in model container [2023-11-21 22:21:56,909 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-21 22:21:56,910 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:21:56" (3/3) ... [2023-11-21 22:21:56,911 INFO L332 chiAutomizerObserver]: Analyzing ICFG uthash_FNV_test7-2.i [2023-11-21 22:21:56,988 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-21 22:21:56,988 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-21 22:21:56,988 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-21 22:21:56,988 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-21 22:21:56,989 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-21 22:21:56,989 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-21 22:21:56,989 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-21 22:21:56,989 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-21 22:21:56,995 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 389 states, 384 states have (on average 1.6901041666666667) internal successors, (649), 384 states have internal predecessors, (649), 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 22:21:57,045 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 374 [2023-11-21 22:21:57,045 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:21:57,045 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:21:57,069 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:21:57,069 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-11-21 22:21:57,070 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-21 22:21:57,071 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 389 states, 384 states have (on average 1.6901041666666667) internal successors, (649), 384 states have internal predecessors, (649), 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 22:21:57,101 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 374 [2023-11-21 22:21:57,101 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:21:57,102 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:21:57,102 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:21:57,102 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-11-21 22:21:57,110 INFO L748 eck$LassoCheckResult]: Stem: 117#$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(21, 2); 322#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem13#1, main_#t~mem15#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem17#1, main_#t~mem19#1, main_#t~mem18#1, main_#t~mem20#1, main_#t~mem21#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~nondet29#1, main_#t~nondet30#1, main_#t~switch31#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~mem41#1, main_#t~mem42#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_#t~nondet50#1, main_#t~nondet51#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~malloc52#1.base, main_#t~malloc52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~memset~res55#1.base, main_#t~memset~res55#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~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~malloc61#1.base, main_#t~malloc61#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~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~memset~res68#1.base, main_#t~memset~res68#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.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~post79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1, main_#t~nondet82#1, main_#t~mem83#1.base, main_#t~mem83#1.offset, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1, main_#t~post86#1, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem88#1.base, main_#t~mem88#1.offset, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem91#1, main_#t~mem90#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~short94#1, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1, main_#t~malloc97#1.base, main_#t~malloc97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1, main_#t~memset~res102#1.base, main_#t~memset~res102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem107#1, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1, main_#t~nondet108#1, main_#t~mem109#1.base, main_#t~mem109#1.offset, main_#t~mem112#1, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1, main_#t~nondet113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem124#1, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1, main_#t~nondet125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~pre128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem132#1, main_#t~post133#1, main_#t~mem137#1, main_#t~mem135#1, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem136#1, main_#t~mem138#1, main_#t~post139#1, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~post115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1, main_#t~post149#1, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~ite159#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_#t~mem161#1, main_#t~mem162#1.base, main_#t~mem162#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~mem3#1, main_#t~post4#1, main_#t~mem5#1, main_#t~mem167#1, main_#t~mem166#1, main_#t~mem168#1, main_#t~mem169#1, main_#t~mem171#1, main_#t~mem170#1, main_#t~mem172#1, main_#t~mem173#1, main_#t~mem175#1, main_#t~mem174#1, main_#t~mem176#1, main_#t~mem177#1, main_#t~nondet178#1, main_#t~nondet179#1, main_#t~nondet180#1, main_#t~nondet181#1, main_#t~nondet182#1, main_#t~nondet183#1, main_#t~nondet184#1, main_#t~nondet185#1, main_#t~nondet186#1, main_#t~switch187#1, main_#t~mem188#1, main_#t~mem189#1, main_#t~mem190#1, main_#t~mem191#1, main_#t~mem192#1, main_#t~mem193#1, main_#t~mem194#1, main_#t~mem195#1, main_#t~mem196#1, main_#t~mem197#1, main_#t~mem198#1, main_#t~nondet199#1, main_#t~nondet200#1, main_#t~nondet201#1, main_#t~nondet202#1, main_#t~nondet203#1, main_#t~nondet204#1, main_#t~nondet205#1, main_#t~nondet206#1, main_#t~nondet207#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem208#1.base, main_#t~mem208#1.offset, main_#t~mem209#1, main_#t~nondet210#1, main_#t~mem211#1.base, main_#t~mem211#1.offset, main_#t~mem212#1.base, main_#t~mem212#1.offset, main_#t~mem213#1.base, main_#t~mem213#1.offset, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1.base, main_#t~mem215#1.offset, main_#t~mem216#1.base, main_#t~mem216#1.offset, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem218#1, main_#t~mem219#1, main_#t~mem220#1, main_#t~short221#1, main_#t~mem222#1.base, main_#t~mem222#1.offset, main_#t~ret223#1, main_#t~mem224#1.base, main_#t~mem224#1.offset, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~mem226#1.base, main_#t~mem226#1.offset, main_#t~mem227#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem228#1.base, main_#t~mem228#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~short230#1, main_#t~mem231#1.base, main_#t~mem231#1.offset, main_#t~mem232#1.base, main_#t~mem232#1.offset, main_#t~mem233#1.base, main_#t~mem233#1.offset, main_#t~mem234#1.base, main_#t~mem234#1.offset, main_#t~mem235#1.base, main_#t~mem235#1.offset, main_#t~mem236#1.base, main_#t~mem236#1.offset, main_#t~mem237#1.base, main_#t~mem237#1.offset, main_#t~mem238#1.base, main_#t~mem238#1.offset, main_#t~mem239#1, main_#t~mem240#1.base, main_#t~mem240#1.offset, main_#t~mem241#1.base, main_#t~mem241#1.offset, main_#t~mem242#1.base, main_#t~mem242#1.offset, main_#t~mem243#1, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1.base, main_#t~mem245#1.offset, main_#t~mem246#1.base, main_#t~mem246#1.offset, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem253#1, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1, main_#t~nondet254#1, main_#t~mem255#1.base, main_#t~mem255#1.offset, main_#t~mem256#1.base, main_#t~mem256#1.offset, main_#t~mem257#1, main_#t~post258#1, main_#t~mem259#1.base, main_#t~mem259#1.offset, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1.base, main_#t~mem263#1.offset, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~mem266#1.base, main_#t~mem266#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1, main_#t~post269#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem163#1, main_#t~post164#1, main_#t~mem165#1, main_#t~mem270#1.base, main_#t~mem270#1.offset, main_#t~ite272#1.base, main_#t~ite272#1.offset, main_#t~mem271#1.base, main_#t~mem271#1.offset, main_#t~mem275#1.base, main_#t~mem275#1.offset, main_#t~mem276#1.base, main_#t~mem276#1.offset, main_#t~short277#1, main_#t~mem278#1.base, main_#t~mem278#1.offset, main_#t~mem279#1.base, main_#t~mem279#1.offset, main_#t~mem280#1.base, main_#t~mem280#1.offset, main_#t~mem281#1.base, main_#t~mem281#1.offset, main_#t~mem282#1.base, main_#t~mem282#1.offset, main_#t~mem283#1.base, main_#t~mem283#1.offset, main_#t~mem284#1.base, main_#t~mem284#1.offset, main_#t~mem285#1.base, main_#t~mem285#1.offset, main_#t~mem286#1, main_#t~mem287#1.base, main_#t~mem287#1.offset, main_#t~mem288#1.base, main_#t~mem288#1.offset, main_#t~mem289#1.base, main_#t~mem289#1.offset, main_#t~mem290#1, main_#t~mem291#1.base, main_#t~mem291#1.offset, main_#t~mem292#1.base, main_#t~mem292#1.offset, main_#t~mem293#1.base, main_#t~mem293#1.offset, main_#t~mem294#1.base, main_#t~mem294#1.offset, main_#t~mem295#1.base, main_#t~mem295#1.offset, main_#t~mem296#1, main_#t~mem297#1.base, main_#t~mem297#1.offset, main_#t~mem300#1, main_#t~mem298#1.base, main_#t~mem298#1.offset, main_#t~mem299#1, main_#t~nondet301#1, main_#t~mem302#1.base, main_#t~mem302#1.offset, main_#t~mem303#1.base, main_#t~mem303#1.offset, main_#t~mem304#1, main_#t~post305#1, main_#t~mem306#1.base, main_#t~mem306#1.offset, main_#t~mem307#1.base, main_#t~mem307#1.offset, main_#t~mem308#1.base, main_#t~mem308#1.offset, main_#t~mem309#1.base, main_#t~mem309#1.offset, main_#t~mem310#1.base, main_#t~mem310#1.offset, main_#t~mem311#1.base, main_#t~mem311#1.offset, main_#t~mem312#1.base, main_#t~mem312#1.offset, main_#t~mem313#1.base, main_#t~mem313#1.offset, main_~_hd_head~1#1.base, main_~_hd_head~1#1.offset, main_#t~mem314#1.base, main_#t~mem314#1.offset, main_#t~mem315#1, main_#t~post316#1, main_~_hd_bkt~1#1, main_~_hd_hh_del~1#1.base, main_~_hd_hh_del~1#1.offset, main_#t~ite274#1.base, main_#t~ite274#1.offset, main_#t~mem273#1.base, main_#t~mem273#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset, main_~temp~0#1.base, main_~temp~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 360#L715-4true [2023-11-21 22:21:57,111 INFO L750 eck$LassoCheckResult]: Loop: 360#L715-4true call main_#t~mem5#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 161#L715-1true assume !!(main_#t~mem5#1 < 1000);havoc main_#t~mem5#1;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 28#L717true assume main_~user~0#1.base == 0 && main_~user~0#1.offset == 0;assume false; 73#L717-2true call main_#t~mem7#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem7#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem9#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem8#1 * main_#t~mem9#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem8#1;havoc main_#t~mem9#1; 338#L722-269true assume !true; 240#L715-3true call main_#t~mem3#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post4#1 := main_#t~mem3#1;call write~int(1 + main_#t~post4#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem3#1;havoc main_#t~post4#1; 360#L715-4true [2023-11-21 22:21:57,126 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:21:57,127 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 1 times [2023-11-21 22:21:57,138 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:21:57,138 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396480896] [2023-11-21 22:21:57,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:21:57,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:21:57,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:21:57,264 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:21:57,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:21:57,317 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:21:57,320 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:21:57,320 INFO L85 PathProgramCache]: Analyzing trace with hash 1336145772, now seen corresponding path program 1 times [2023-11-21 22:21:57,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:21:57,321 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135849632] [2023-11-21 22:21:57,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:21:57,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:21:57,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:21:57,387 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:21:57,388 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [135849632] [2023-11-21 22:21:57,388 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-21 22:21:57,389 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2048247687] [2023-11-21 22:21:57,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:21:57,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:21:57,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eadbb4b-309a-4250-899d-ee350c583937/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:21:57,395 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eadbb4b-309a-4250-899d-ee350c583937/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:21:57,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eadbb4b-309a-4250-899d-ee350c583937/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-21 22:21:57,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:21:57,603 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 22:21:57,605 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:21:57,626 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 22:21:57,627 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:21:57,628 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2048247687] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:21:57,629 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:21:57,629 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 22:21:57,631 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [44413571] [2023-11-21 22:21:57,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:21:57,635 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:21:57,637 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:21:57,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-21 22:21:57,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-21 22:21:57,687 INFO L87 Difference]: Start difference. First operand has 389 states, 384 states have (on average 1.6901041666666667) internal successors, (649), 384 states have internal predecessors, (649), 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 3.0) internal successors, (6), 2 states have internal predecessors, (6), 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 22:21:57,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:21:57,726 INFO L93 Difference]: Finished difference Result 386 states and 572 transitions. [2023-11-21 22:21:57,728 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 386 states and 572 transitions. [2023-11-21 22:21:57,736 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 368 [2023-11-21 22:21:57,747 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 386 states to 380 states and 566 transitions. [2023-11-21 22:21:57,748 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 380 [2023-11-21 22:21:57,750 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 380 [2023-11-21 22:21:57,756 INFO L73 IsDeterministic]: Start isDeterministic. Operand 380 states and 566 transitions. [2023-11-21 22:21:57,760 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:21:57,762 INFO L218 hiAutomatonCegarLoop]: Abstraction has 380 states and 566 transitions. [2023-11-21 22:21:57,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380 states and 566 transitions. [2023-11-21 22:21:57,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380 to 380. [2023-11-21 22:21:57,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 380 states, 376 states have (on average 1.4893617021276595) internal successors, (560), 375 states have internal predecessors, (560), 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 22:21:57,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 566 transitions. [2023-11-21 22:21:57,835 INFO L240 hiAutomatonCegarLoop]: Abstraction has 380 states and 566 transitions. [2023-11-21 22:21:57,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 22:21:57,845 INFO L428 stractBuchiCegarLoop]: Abstraction has 380 states and 566 transitions. [2023-11-21 22:21:57,845 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-21 22:21:57,845 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 380 states and 566 transitions. [2023-11-21 22:21:57,850 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 368 [2023-11-21 22:21:57,850 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:21:57,850 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:21:57,854 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:21:57,855 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 22:21:57,855 INFO L748 eck$LassoCheckResult]: Stem: 1128#$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(21, 2); 1129#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem13#1, main_#t~mem15#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem17#1, main_#t~mem19#1, main_#t~mem18#1, main_#t~mem20#1, main_#t~mem21#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~nondet29#1, main_#t~nondet30#1, main_#t~switch31#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~mem41#1, main_#t~mem42#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_#t~nondet50#1, main_#t~nondet51#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~malloc52#1.base, main_#t~malloc52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~memset~res55#1.base, main_#t~memset~res55#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~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~malloc61#1.base, main_#t~malloc61#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~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~memset~res68#1.base, main_#t~memset~res68#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.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~post79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1, main_#t~nondet82#1, main_#t~mem83#1.base, main_#t~mem83#1.offset, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1, main_#t~post86#1, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem88#1.base, main_#t~mem88#1.offset, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem91#1, main_#t~mem90#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~short94#1, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1, main_#t~malloc97#1.base, main_#t~malloc97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1, main_#t~memset~res102#1.base, main_#t~memset~res102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem107#1, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1, main_#t~nondet108#1, main_#t~mem109#1.base, main_#t~mem109#1.offset, main_#t~mem112#1, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1, main_#t~nondet113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem124#1, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1, main_#t~nondet125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~pre128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem132#1, main_#t~post133#1, main_#t~mem137#1, main_#t~mem135#1, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem136#1, main_#t~mem138#1, main_#t~post139#1, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~post115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1, main_#t~post149#1, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~ite159#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_#t~mem161#1, main_#t~mem162#1.base, main_#t~mem162#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~mem3#1, main_#t~post4#1, main_#t~mem5#1, main_#t~mem167#1, main_#t~mem166#1, main_#t~mem168#1, main_#t~mem169#1, main_#t~mem171#1, main_#t~mem170#1, main_#t~mem172#1, main_#t~mem173#1, main_#t~mem175#1, main_#t~mem174#1, main_#t~mem176#1, main_#t~mem177#1, main_#t~nondet178#1, main_#t~nondet179#1, main_#t~nondet180#1, main_#t~nondet181#1, main_#t~nondet182#1, main_#t~nondet183#1, main_#t~nondet184#1, main_#t~nondet185#1, main_#t~nondet186#1, main_#t~switch187#1, main_#t~mem188#1, main_#t~mem189#1, main_#t~mem190#1, main_#t~mem191#1, main_#t~mem192#1, main_#t~mem193#1, main_#t~mem194#1, main_#t~mem195#1, main_#t~mem196#1, main_#t~mem197#1, main_#t~mem198#1, main_#t~nondet199#1, main_#t~nondet200#1, main_#t~nondet201#1, main_#t~nondet202#1, main_#t~nondet203#1, main_#t~nondet204#1, main_#t~nondet205#1, main_#t~nondet206#1, main_#t~nondet207#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem208#1.base, main_#t~mem208#1.offset, main_#t~mem209#1, main_#t~nondet210#1, main_#t~mem211#1.base, main_#t~mem211#1.offset, main_#t~mem212#1.base, main_#t~mem212#1.offset, main_#t~mem213#1.base, main_#t~mem213#1.offset, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1.base, main_#t~mem215#1.offset, main_#t~mem216#1.base, main_#t~mem216#1.offset, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem218#1, main_#t~mem219#1, main_#t~mem220#1, main_#t~short221#1, main_#t~mem222#1.base, main_#t~mem222#1.offset, main_#t~ret223#1, main_#t~mem224#1.base, main_#t~mem224#1.offset, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~mem226#1.base, main_#t~mem226#1.offset, main_#t~mem227#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem228#1.base, main_#t~mem228#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~short230#1, main_#t~mem231#1.base, main_#t~mem231#1.offset, main_#t~mem232#1.base, main_#t~mem232#1.offset, main_#t~mem233#1.base, main_#t~mem233#1.offset, main_#t~mem234#1.base, main_#t~mem234#1.offset, main_#t~mem235#1.base, main_#t~mem235#1.offset, main_#t~mem236#1.base, main_#t~mem236#1.offset, main_#t~mem237#1.base, main_#t~mem237#1.offset, main_#t~mem238#1.base, main_#t~mem238#1.offset, main_#t~mem239#1, main_#t~mem240#1.base, main_#t~mem240#1.offset, main_#t~mem241#1.base, main_#t~mem241#1.offset, main_#t~mem242#1.base, main_#t~mem242#1.offset, main_#t~mem243#1, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1.base, main_#t~mem245#1.offset, main_#t~mem246#1.base, main_#t~mem246#1.offset, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem253#1, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1, main_#t~nondet254#1, main_#t~mem255#1.base, main_#t~mem255#1.offset, main_#t~mem256#1.base, main_#t~mem256#1.offset, main_#t~mem257#1, main_#t~post258#1, main_#t~mem259#1.base, main_#t~mem259#1.offset, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1.base, main_#t~mem263#1.offset, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~mem266#1.base, main_#t~mem266#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1, main_#t~post269#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem163#1, main_#t~post164#1, main_#t~mem165#1, main_#t~mem270#1.base, main_#t~mem270#1.offset, main_#t~ite272#1.base, main_#t~ite272#1.offset, main_#t~mem271#1.base, main_#t~mem271#1.offset, main_#t~mem275#1.base, main_#t~mem275#1.offset, main_#t~mem276#1.base, main_#t~mem276#1.offset, main_#t~short277#1, main_#t~mem278#1.base, main_#t~mem278#1.offset, main_#t~mem279#1.base, main_#t~mem279#1.offset, main_#t~mem280#1.base, main_#t~mem280#1.offset, main_#t~mem281#1.base, main_#t~mem281#1.offset, main_#t~mem282#1.base, main_#t~mem282#1.offset, main_#t~mem283#1.base, main_#t~mem283#1.offset, main_#t~mem284#1.base, main_#t~mem284#1.offset, main_#t~mem285#1.base, main_#t~mem285#1.offset, main_#t~mem286#1, main_#t~mem287#1.base, main_#t~mem287#1.offset, main_#t~mem288#1.base, main_#t~mem288#1.offset, main_#t~mem289#1.base, main_#t~mem289#1.offset, main_#t~mem290#1, main_#t~mem291#1.base, main_#t~mem291#1.offset, main_#t~mem292#1.base, main_#t~mem292#1.offset, main_#t~mem293#1.base, main_#t~mem293#1.offset, main_#t~mem294#1.base, main_#t~mem294#1.offset, main_#t~mem295#1.base, main_#t~mem295#1.offset, main_#t~mem296#1, main_#t~mem297#1.base, main_#t~mem297#1.offset, main_#t~mem300#1, main_#t~mem298#1.base, main_#t~mem298#1.offset, main_#t~mem299#1, main_#t~nondet301#1, main_#t~mem302#1.base, main_#t~mem302#1.offset, main_#t~mem303#1.base, main_#t~mem303#1.offset, main_#t~mem304#1, main_#t~post305#1, main_#t~mem306#1.base, main_#t~mem306#1.offset, main_#t~mem307#1.base, main_#t~mem307#1.offset, main_#t~mem308#1.base, main_#t~mem308#1.offset, main_#t~mem309#1.base, main_#t~mem309#1.offset, main_#t~mem310#1.base, main_#t~mem310#1.offset, main_#t~mem311#1.base, main_#t~mem311#1.offset, main_#t~mem312#1.base, main_#t~mem312#1.offset, main_#t~mem313#1.base, main_#t~mem313#1.offset, main_~_hd_head~1#1.base, main_~_hd_head~1#1.offset, main_#t~mem314#1.base, main_#t~mem314#1.offset, main_#t~mem315#1, main_#t~post316#1, main_~_hd_bkt~1#1, main_~_hd_hh_del~1#1.base, main_~_hd_hh_del~1#1.offset, main_#t~ite274#1.base, main_#t~ite274#1.offset, main_#t~mem273#1.base, main_#t~mem273#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset, main_~temp~0#1.base, main_~temp~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 979#L715-4 [2023-11-21 22:21:57,864 INFO L750 eck$LassoCheckResult]: Loop: 979#L715-4 call main_#t~mem5#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 1170#L715-1 assume !!(main_#t~mem5#1 < 1000);havoc main_#t~mem5#1;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 895#L717 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 896#L717-2 call main_#t~mem7#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem7#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem9#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem8#1 * main_#t~mem9#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem8#1;havoc main_#t~mem9#1; 1061#L722-269 havoc main_~_ha_hashv~0#1; 1157#L722-176 goto; 1100#L722-174 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; 934#L722-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 935#L722-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch31#1 := 11 == main_~_hj_k~0#1; 849#L722-73 assume main_#t~switch31#1;call main_#t~mem32#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~mem32#1 % 256 % 4294967296);havoc main_#t~mem32#1; 850#L722-75 main_#t~switch31#1 := main_#t~switch31#1 || 10 == main_~_hj_k~0#1; 980#L722-76 assume main_#t~switch31#1;call main_#t~mem33#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~mem33#1 % 256 % 4294967296);havoc main_#t~mem33#1; 981#L722-78 main_#t~switch31#1 := main_#t~switch31#1 || 9 == main_~_hj_k~0#1; 1028#L722-79 assume main_#t~switch31#1;call main_#t~mem34#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~mem34#1 % 256 % 4294967296);havoc main_#t~mem34#1; 1029#L722-81 main_#t~switch31#1 := main_#t~switch31#1 || 8 == main_~_hj_k~0#1; 1104#L722-82 assume main_#t~switch31#1;call main_#t~mem35#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~mem35#1 % 256 % 4294967296);havoc main_#t~mem35#1; 897#L722-84 main_#t~switch31#1 := main_#t~switch31#1 || 7 == main_~_hj_k~0#1; 898#L722-85 assume main_#t~switch31#1;call main_#t~mem36#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~mem36#1 % 256 % 4294967296);havoc main_#t~mem36#1; 938#L722-87 main_#t~switch31#1 := main_#t~switch31#1 || 6 == main_~_hj_k~0#1; 927#L722-88 assume !main_#t~switch31#1; 928#L722-90 main_#t~switch31#1 := main_#t~switch31#1 || 5 == main_~_hj_k~0#1; 1145#L722-91 assume main_#t~switch31#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem38#1 % 256 % 4294967296 else main_#t~mem38#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem38#1; 835#L722-93 main_#t~switch31#1 := main_#t~switch31#1 || 4 == main_~_hj_k~0#1; 836#L722-94 assume main_#t~switch31#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 837#L722-96 main_#t~switch31#1 := main_#t~switch31#1 || 3 == main_~_hj_k~0#1; 838#L722-97 assume main_#t~switch31#1;call main_#t~mem40#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~mem40#1 % 256 % 4294967296);havoc main_#t~mem40#1; 1074#L722-99 main_#t~switch31#1 := main_#t~switch31#1 || 2 == main_~_hj_k~0#1; 870#L722-100 assume main_#t~switch31#1;call main_#t~mem41#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~mem41#1 % 256 % 4294967296);havoc main_#t~mem41#1; 871#L722-102 main_#t~switch31#1 := main_#t~switch31#1 || 1 == main_~_hj_k~0#1; 1016#L722-103 assume main_#t~switch31#1;call main_#t~mem42#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~mem42#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem42#1 % 256 % 4294967296 else main_#t~mem42#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem42#1; 1156#L722-105 havoc main_#t~switch31#1; 1143#L722-171 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; 1138#L722-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 1005#L722-113 main_~_hj_i~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#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; 1130#L722-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet44#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 1040#L722-120 main_~_hj_j~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#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; 1041#L722-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet45#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 820#L722-127 main_~_ha_hashv~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 1063#L722-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 848#L722-134 main_~_hj_i~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#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; 816#L722-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 817#L722-141 main_~_hj_j~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#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; 917#L722-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32; 945#L722-148 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 1082#L722-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet49#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 883#L722-155 main_~_hj_i~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#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; 998#L722-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet50#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 999#L722-162 main_~_hj_j~0#1 := main_#t~nondet50#1;havoc main_#t~nondet50#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; 1075#L722-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet51#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 805#L722-169 main_~_ha_hashv~0#1 := main_#t~nondet51#1;havoc main_#t~nondet51#1; 806#L722-170 goto; 1088#L722-172 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; 1054#L722-173 goto; 1055#L722-175 goto; 1125#L722-266 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); 1148#L722-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem69#1.base, main_#t~mem69#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem69#1.base, main_#t~mem69#1.offset; 1150#L722-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#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.base, main_#t~mem71#1.offset := read~$Pointer$(main_#t~mem70#1.base, 16 + main_#t~mem70#1.offset, 4);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 := read~int(main_#t~mem72#1.base, 20 + main_#t~mem72#1.offset, 4);call write~$Pointer$(main_#t~mem71#1.base, main_#t~mem71#1.offset - main_#t~mem73#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1;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 main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_#t~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem75#1.base, 8 + main_#t~mem75#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;call main_#t~mem76#1.base, main_#t~mem76#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~mem76#1.base, 16 + main_#t~mem76#1.offset, 4);havoc main_#t~mem76#1.base, main_#t~mem76#1.offset; 904#L722-193 goto; 905#L722-264 havoc main_~_ha_bkt~0#1;call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem78#1 := read~int(main_#t~mem77#1.base, 12 + main_#t~mem77#1.offset, 4);main_#t~post79#1 := main_#t~mem78#1;call write~int(1 + main_#t~post79#1, main_#t~mem77#1.base, 12 + main_#t~mem77#1.offset, 4);havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~post79#1; 947#L722-203 call main_#t~mem80#1.base, main_#t~mem80#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem81#1 := read~int(main_#t~mem80#1.base, 4 + main_#t~mem80#1.offset, 4); 948#L722-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem81#1 - 1) % 4294967296;main_#t~nondet82#1 := 0; 1036#L722-201 main_~_ha_bkt~0#1 := main_#t~nondet82#1;havoc main_#t~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1;havoc main_#t~nondet82#1; 1048#L722-202 goto; 920#L722-261 call main_#t~mem83#1.base, main_#t~mem83#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$(main_#t~mem83#1.base, main_#t~mem83#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem84#1.base, main_#t~mem84#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~mem83#1.base, main_#t~mem83#1.offset;havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call main_#t~mem85#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post86#1 := main_#t~mem85#1;call write~int(1 + main_#t~post86#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem85#1;havoc main_#t~post86#1;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_#t~mem87#1.base, main_#t~mem87#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem88#1.base, main_#t~mem88#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 921#L722-205 assume main_#t~mem88#1.base != 0 || main_#t~mem88#1.offset != 0;havoc main_#t~mem88#1.base, main_#t~mem88#1.offset;call main_#t~mem89#1.base, main_#t~mem89#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~mem89#1.base, 12 + main_#t~mem89#1.offset, 4);havoc main_#t~mem89#1.base, main_#t~mem89#1.offset; 1086#L722-207 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~mem91#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem90#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short94#1 := main_#t~mem91#1 % 4294967296 >= 10 * (1 + main_#t~mem90#1) % 4294967296; 937#L722-208 assume main_#t~short94#1;call main_#t~mem92#1.base, main_#t~mem92#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem93#1 := read~int(main_#t~mem92#1.base, 36 + main_#t~mem92#1.offset, 4);main_#t~short94#1 := 0 == main_#t~mem93#1 % 4294967296; 826#L722-210 assume !main_#t~short94#1;havoc main_#t~mem91#1;havoc main_#t~mem90#1;havoc main_#t~mem92#1.base, main_#t~mem92#1.offset;havoc main_#t~mem93#1;havoc main_#t~short94#1; 827#L722-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 1003#L722-260 goto; 1089#L722-262 havoc main_~_ha_bkt~0#1; 1059#L722-263 goto; 1060#L722-265 goto; 968#L722-267 havoc main_~_ha_hashv~0#1; 829#L722-268 goto; 830#L715-3 call main_#t~mem3#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post4#1 := main_#t~mem3#1;call write~int(1 + main_#t~post4#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem3#1;havoc main_#t~post4#1; 979#L715-4 [2023-11-21 22:21:57,870 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:21:57,874 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 2 times [2023-11-21 22:21:57,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:21:57,875 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [207835435] [2023-11-21 22:21:57,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:21:57,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:21:57,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:21:57,913 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:21:57,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:21:57,947 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:21:57,954 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:21:57,954 INFO L85 PathProgramCache]: Analyzing trace with hash -280030059, now seen corresponding path program 1 times [2023-11-21 22:21:57,954 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:21:57,954 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [383925779] [2023-11-21 22:21:57,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:21:57,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:21:58,036 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 22:21:58,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1750073643] [2023-11-21 22:21:58,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:21:58,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:21:58,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eadbb4b-309a-4250-899d-ee350c583937/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:21:58,066 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eadbb4b-309a-4250-899d-ee350c583937/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:21:58,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eadbb4b-309a-4250-899d-ee350c583937/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-21 22:21:58,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:21:58,435 INFO L262 TraceCheckSpWp]: Trace formula consists of 546 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 22:21:58,440 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:21:58,484 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 22:21:58,485 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:21:58,485 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:21:58,485 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [383925779] [2023-11-21 22:21:58,486 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-21 22:21:58,486 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1750073643] [2023-11-21 22:21:58,486 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1750073643] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:21:58,487 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:21:58,487 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-21 22:21:58,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2141807751] [2023-11-21 22:21:58,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:21:58,488 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:21:58,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:21:58,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 22:21:58,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 22:21:58,490 INFO L87 Difference]: Start difference. First operand 380 states and 566 transitions. cyclomatic complexity: 190 Second operand has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 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 22:21:58,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:21:58,628 INFO L93 Difference]: Finished difference Result 401 states and 587 transitions. [2023-11-21 22:21:58,629 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 401 states and 587 transitions. [2023-11-21 22:21:58,636 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 389 [2023-11-21 22:21:58,643 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 401 states to 401 states and 587 transitions. [2023-11-21 22:21:58,643 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 401 [2023-11-21 22:21:58,645 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 401 [2023-11-21 22:21:58,645 INFO L73 IsDeterministic]: Start isDeterministic. Operand 401 states and 587 transitions. [2023-11-21 22:21:58,653 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:21:58,653 INFO L218 hiAutomatonCegarLoop]: Abstraction has 401 states and 587 transitions. [2023-11-21 22:21:58,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 401 states and 587 transitions. [2023-11-21 22:21:58,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 401 to 400. [2023-11-21 22:21:58,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 400 states, 396 states have (on average 1.4646464646464648) internal successors, (580), 395 states have internal predecessors, (580), 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 22:21:58,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 400 states and 586 transitions. [2023-11-21 22:21:58,684 INFO L240 hiAutomatonCegarLoop]: Abstraction has 400 states and 586 transitions. [2023-11-21 22:21:58,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 22:21:58,685 INFO L428 stractBuchiCegarLoop]: Abstraction has 400 states and 586 transitions. [2023-11-21 22:21:58,686 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-21 22:21:58,686 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 400 states and 586 transitions. [2023-11-21 22:21:58,690 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 388 [2023-11-21 22:21:58,690 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:21:58,690 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:21:58,694 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:21:58,694 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 22:21:58,695 INFO L748 eck$LassoCheckResult]: Stem: 2144#$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(21, 2); 2145#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem13#1, main_#t~mem15#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem17#1, main_#t~mem19#1, main_#t~mem18#1, main_#t~mem20#1, main_#t~mem21#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~nondet29#1, main_#t~nondet30#1, main_#t~switch31#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~mem41#1, main_#t~mem42#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_#t~nondet50#1, main_#t~nondet51#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~malloc52#1.base, main_#t~malloc52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~memset~res55#1.base, main_#t~memset~res55#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~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~malloc61#1.base, main_#t~malloc61#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~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~memset~res68#1.base, main_#t~memset~res68#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.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~post79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1, main_#t~nondet82#1, main_#t~mem83#1.base, main_#t~mem83#1.offset, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1, main_#t~post86#1, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem88#1.base, main_#t~mem88#1.offset, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem91#1, main_#t~mem90#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~short94#1, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1, main_#t~malloc97#1.base, main_#t~malloc97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1, main_#t~memset~res102#1.base, main_#t~memset~res102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem107#1, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1, main_#t~nondet108#1, main_#t~mem109#1.base, main_#t~mem109#1.offset, main_#t~mem112#1, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1, main_#t~nondet113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem124#1, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1, main_#t~nondet125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~pre128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem132#1, main_#t~post133#1, main_#t~mem137#1, main_#t~mem135#1, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem136#1, main_#t~mem138#1, main_#t~post139#1, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~post115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1, main_#t~post149#1, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~ite159#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_#t~mem161#1, main_#t~mem162#1.base, main_#t~mem162#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~mem3#1, main_#t~post4#1, main_#t~mem5#1, main_#t~mem167#1, main_#t~mem166#1, main_#t~mem168#1, main_#t~mem169#1, main_#t~mem171#1, main_#t~mem170#1, main_#t~mem172#1, main_#t~mem173#1, main_#t~mem175#1, main_#t~mem174#1, main_#t~mem176#1, main_#t~mem177#1, main_#t~nondet178#1, main_#t~nondet179#1, main_#t~nondet180#1, main_#t~nondet181#1, main_#t~nondet182#1, main_#t~nondet183#1, main_#t~nondet184#1, main_#t~nondet185#1, main_#t~nondet186#1, main_#t~switch187#1, main_#t~mem188#1, main_#t~mem189#1, main_#t~mem190#1, main_#t~mem191#1, main_#t~mem192#1, main_#t~mem193#1, main_#t~mem194#1, main_#t~mem195#1, main_#t~mem196#1, main_#t~mem197#1, main_#t~mem198#1, main_#t~nondet199#1, main_#t~nondet200#1, main_#t~nondet201#1, main_#t~nondet202#1, main_#t~nondet203#1, main_#t~nondet204#1, main_#t~nondet205#1, main_#t~nondet206#1, main_#t~nondet207#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem208#1.base, main_#t~mem208#1.offset, main_#t~mem209#1, main_#t~nondet210#1, main_#t~mem211#1.base, main_#t~mem211#1.offset, main_#t~mem212#1.base, main_#t~mem212#1.offset, main_#t~mem213#1.base, main_#t~mem213#1.offset, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1.base, main_#t~mem215#1.offset, main_#t~mem216#1.base, main_#t~mem216#1.offset, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem218#1, main_#t~mem219#1, main_#t~mem220#1, main_#t~short221#1, main_#t~mem222#1.base, main_#t~mem222#1.offset, main_#t~ret223#1, main_#t~mem224#1.base, main_#t~mem224#1.offset, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~mem226#1.base, main_#t~mem226#1.offset, main_#t~mem227#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem228#1.base, main_#t~mem228#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~short230#1, main_#t~mem231#1.base, main_#t~mem231#1.offset, main_#t~mem232#1.base, main_#t~mem232#1.offset, main_#t~mem233#1.base, main_#t~mem233#1.offset, main_#t~mem234#1.base, main_#t~mem234#1.offset, main_#t~mem235#1.base, main_#t~mem235#1.offset, main_#t~mem236#1.base, main_#t~mem236#1.offset, main_#t~mem237#1.base, main_#t~mem237#1.offset, main_#t~mem238#1.base, main_#t~mem238#1.offset, main_#t~mem239#1, main_#t~mem240#1.base, main_#t~mem240#1.offset, main_#t~mem241#1.base, main_#t~mem241#1.offset, main_#t~mem242#1.base, main_#t~mem242#1.offset, main_#t~mem243#1, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1.base, main_#t~mem245#1.offset, main_#t~mem246#1.base, main_#t~mem246#1.offset, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem253#1, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1, main_#t~nondet254#1, main_#t~mem255#1.base, main_#t~mem255#1.offset, main_#t~mem256#1.base, main_#t~mem256#1.offset, main_#t~mem257#1, main_#t~post258#1, main_#t~mem259#1.base, main_#t~mem259#1.offset, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1.base, main_#t~mem263#1.offset, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~mem266#1.base, main_#t~mem266#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1, main_#t~post269#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem163#1, main_#t~post164#1, main_#t~mem165#1, main_#t~mem270#1.base, main_#t~mem270#1.offset, main_#t~ite272#1.base, main_#t~ite272#1.offset, main_#t~mem271#1.base, main_#t~mem271#1.offset, main_#t~mem275#1.base, main_#t~mem275#1.offset, main_#t~mem276#1.base, main_#t~mem276#1.offset, main_#t~short277#1, main_#t~mem278#1.base, main_#t~mem278#1.offset, main_#t~mem279#1.base, main_#t~mem279#1.offset, main_#t~mem280#1.base, main_#t~mem280#1.offset, main_#t~mem281#1.base, main_#t~mem281#1.offset, main_#t~mem282#1.base, main_#t~mem282#1.offset, main_#t~mem283#1.base, main_#t~mem283#1.offset, main_#t~mem284#1.base, main_#t~mem284#1.offset, main_#t~mem285#1.base, main_#t~mem285#1.offset, main_#t~mem286#1, main_#t~mem287#1.base, main_#t~mem287#1.offset, main_#t~mem288#1.base, main_#t~mem288#1.offset, main_#t~mem289#1.base, main_#t~mem289#1.offset, main_#t~mem290#1, main_#t~mem291#1.base, main_#t~mem291#1.offset, main_#t~mem292#1.base, main_#t~mem292#1.offset, main_#t~mem293#1.base, main_#t~mem293#1.offset, main_#t~mem294#1.base, main_#t~mem294#1.offset, main_#t~mem295#1.base, main_#t~mem295#1.offset, main_#t~mem296#1, main_#t~mem297#1.base, main_#t~mem297#1.offset, main_#t~mem300#1, main_#t~mem298#1.base, main_#t~mem298#1.offset, main_#t~mem299#1, main_#t~nondet301#1, main_#t~mem302#1.base, main_#t~mem302#1.offset, main_#t~mem303#1.base, main_#t~mem303#1.offset, main_#t~mem304#1, main_#t~post305#1, main_#t~mem306#1.base, main_#t~mem306#1.offset, main_#t~mem307#1.base, main_#t~mem307#1.offset, main_#t~mem308#1.base, main_#t~mem308#1.offset, main_#t~mem309#1.base, main_#t~mem309#1.offset, main_#t~mem310#1.base, main_#t~mem310#1.offset, main_#t~mem311#1.base, main_#t~mem311#1.offset, main_#t~mem312#1.base, main_#t~mem312#1.offset, main_#t~mem313#1.base, main_#t~mem313#1.offset, main_~_hd_head~1#1.base, main_~_hd_head~1#1.offset, main_#t~mem314#1.base, main_#t~mem314#1.offset, main_#t~mem315#1, main_#t~post316#1, main_~_hd_bkt~1#1, main_~_hd_hh_del~1#1.base, main_~_hd_hh_del~1#1.offset, main_#t~ite274#1.base, main_#t~ite274#1.offset, main_#t~mem273#1.base, main_#t~mem273#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset, main_~temp~0#1.base, main_~temp~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 1992#L715-4 [2023-11-21 22:21:58,695 INFO L750 eck$LassoCheckResult]: Loop: 1992#L715-4 call main_#t~mem5#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 2188#L715-1 assume !!(main_#t~mem5#1 < 1000);havoc main_#t~mem5#1;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 1903#L717 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 1904#L717-2 call main_#t~mem7#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem7#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem9#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem8#1 * main_#t~mem9#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem8#1;havoc main_#t~mem9#1; 2074#L722-269 havoc main_~_ha_hashv~0#1; 2174#L722-176 goto; 2114#L722-174 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; 1947#L722-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 1948#L722-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch31#1 := 11 == main_~_hj_k~0#1; 1857#L722-73 assume main_#t~switch31#1;call main_#t~mem32#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~mem32#1 % 256 % 4294967296);havoc main_#t~mem32#1; 1858#L722-75 main_#t~switch31#1 := main_#t~switch31#1 || 10 == main_~_hj_k~0#1; 1993#L722-76 assume main_#t~switch31#1;call main_#t~mem33#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~mem33#1 % 256 % 4294967296);havoc main_#t~mem33#1; 1994#L722-78 main_#t~switch31#1 := main_#t~switch31#1 || 9 == main_~_hj_k~0#1; 2041#L722-79 assume main_#t~switch31#1;call main_#t~mem34#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~mem34#1 % 256 % 4294967296);havoc main_#t~mem34#1; 2042#L722-81 main_#t~switch31#1 := main_#t~switch31#1 || 8 == main_~_hj_k~0#1; 2192#L722-82 assume main_#t~switch31#1;call main_#t~mem35#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~mem35#1 % 256 % 4294967296);havoc main_#t~mem35#1; 1910#L722-84 main_#t~switch31#1 := main_#t~switch31#1 || 7 == main_~_hj_k~0#1; 1911#L722-85 assume main_#t~switch31#1;call main_#t~mem36#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~mem36#1 % 256 % 4294967296);havoc main_#t~mem36#1; 1951#L722-87 main_#t~switch31#1 := main_#t~switch31#1 || 6 == main_~_hj_k~0#1; 1940#L722-88 assume main_#t~switch31#1;call main_#t~mem37#1 := read~int(main_~_hj_key~0#1.base, 5 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + 256 * (main_#t~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 1941#L722-90 main_#t~switch31#1 := main_#t~switch31#1 || 5 == main_~_hj_k~0#1; 2162#L722-91 assume main_#t~switch31#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem38#1 % 256 % 4294967296 else main_#t~mem38#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem38#1; 1847#L722-93 main_#t~switch31#1 := main_#t~switch31#1 || 4 == main_~_hj_k~0#1; 1848#L722-94 assume main_#t~switch31#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 2179#L722-96 main_#t~switch31#1 := main_#t~switch31#1 || 3 == main_~_hj_k~0#1; 2089#L722-97 assume main_#t~switch31#1;call main_#t~mem40#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~mem40#1 % 256 % 4294967296);havoc main_#t~mem40#1; 2090#L722-99 main_#t~switch31#1 := main_#t~switch31#1 || 2 == main_~_hj_k~0#1; 1886#L722-100 assume main_#t~switch31#1;call main_#t~mem41#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~mem41#1 % 256 % 4294967296);havoc main_#t~mem41#1; 1887#L722-102 main_#t~switch31#1 := main_#t~switch31#1 || 1 == main_~_hj_k~0#1; 2029#L722-103 assume main_#t~switch31#1;call main_#t~mem42#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~mem42#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem42#1 % 256 % 4294967296 else main_#t~mem42#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem42#1; 2173#L722-105 havoc main_#t~switch31#1; 2160#L722-171 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; 2158#L722-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 2019#L722-113 main_~_hj_i~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#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; 2148#L722-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet44#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 2053#L722-120 main_~_hj_j~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#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; 2054#L722-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet45#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 1834#L722-127 main_~_ha_hashv~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 2076#L722-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 1863#L722-134 main_~_hj_i~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#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; 1828#L722-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 1829#L722-141 main_~_hj_j~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#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; 1930#L722-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32; 1958#L722-148 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 2096#L722-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet49#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 1896#L722-155 main_~_hj_i~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#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; 2011#L722-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet50#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 2012#L722-162 main_~_hj_j~0#1 := main_#t~nondet50#1;havoc main_#t~nondet50#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; 2091#L722-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet51#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 1821#L722-169 main_~_ha_hashv~0#1 := main_#t~nondet51#1;havoc main_#t~nondet51#1; 1822#L722-170 goto; 2104#L722-172 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; 2067#L722-173 goto; 2068#L722-175 goto; 2142#L722-266 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); 2165#L722-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem69#1.base, main_#t~mem69#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem69#1.base, main_#t~mem69#1.offset; 2167#L722-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#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.base, main_#t~mem71#1.offset := read~$Pointer$(main_#t~mem70#1.base, 16 + main_#t~mem70#1.offset, 4);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 := read~int(main_#t~mem72#1.base, 20 + main_#t~mem72#1.offset, 4);call write~$Pointer$(main_#t~mem71#1.base, main_#t~mem71#1.offset - main_#t~mem73#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1;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 main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_#t~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem75#1.base, 8 + main_#t~mem75#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;call main_#t~mem76#1.base, main_#t~mem76#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~mem76#1.base, 16 + main_#t~mem76#1.offset, 4);havoc main_#t~mem76#1.base, main_#t~mem76#1.offset; 1917#L722-193 goto; 1918#L722-264 havoc main_~_ha_bkt~0#1;call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem78#1 := read~int(main_#t~mem77#1.base, 12 + main_#t~mem77#1.offset, 4);main_#t~post79#1 := main_#t~mem78#1;call write~int(1 + main_#t~post79#1, main_#t~mem77#1.base, 12 + main_#t~mem77#1.offset, 4);havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~post79#1; 1960#L722-203 call main_#t~mem80#1.base, main_#t~mem80#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem81#1 := read~int(main_#t~mem80#1.base, 4 + main_#t~mem80#1.offset, 4); 1961#L722-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem81#1 - 1) % 4294967296;main_#t~nondet82#1 := 0; 2049#L722-201 main_~_ha_bkt~0#1 := main_#t~nondet82#1;havoc main_#t~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1;havoc main_#t~nondet82#1; 2061#L722-202 goto; 1933#L722-261 call main_#t~mem83#1.base, main_#t~mem83#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$(main_#t~mem83#1.base, main_#t~mem83#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem84#1.base, main_#t~mem84#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~mem83#1.base, main_#t~mem83#1.offset;havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call main_#t~mem85#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post86#1 := main_#t~mem85#1;call write~int(1 + main_#t~post86#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem85#1;havoc main_#t~post86#1;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_#t~mem87#1.base, main_#t~mem87#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem88#1.base, main_#t~mem88#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 1934#L722-205 assume main_#t~mem88#1.base != 0 || main_#t~mem88#1.offset != 0;havoc main_#t~mem88#1.base, main_#t~mem88#1.offset;call main_#t~mem89#1.base, main_#t~mem89#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~mem89#1.base, 12 + main_#t~mem89#1.offset, 4);havoc main_#t~mem89#1.base, main_#t~mem89#1.offset; 2100#L722-207 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~mem91#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem90#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short94#1 := main_#t~mem91#1 % 4294967296 >= 10 * (1 + main_#t~mem90#1) % 4294967296; 1950#L722-208 assume main_#t~short94#1;call main_#t~mem92#1.base, main_#t~mem92#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem93#1 := read~int(main_#t~mem92#1.base, 36 + main_#t~mem92#1.offset, 4);main_#t~short94#1 := 0 == main_#t~mem93#1 % 4294967296; 1838#L722-210 assume !main_#t~short94#1;havoc main_#t~mem91#1;havoc main_#t~mem90#1;havoc main_#t~mem92#1.base, main_#t~mem92#1.offset;havoc main_#t~mem93#1;havoc main_#t~short94#1; 1839#L722-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 2016#L722-260 goto; 2105#L722-262 havoc main_~_ha_bkt~0#1; 2072#L722-263 goto; 2073#L722-265 goto; 1985#L722-267 havoc main_~_ha_hashv~0#1; 1841#L722-268 goto; 1842#L715-3 call main_#t~mem3#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post4#1 := main_#t~mem3#1;call write~int(1 + main_#t~post4#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem3#1;havoc main_#t~post4#1; 1992#L715-4 [2023-11-21 22:21:58,697 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:21:58,697 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 3 times [2023-11-21 22:21:58,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:21:58,698 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187813855] [2023-11-21 22:21:58,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:21:58,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:21:58,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:21:58,740 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:21:58,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:21:58,783 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:21:58,784 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:21:58,784 INFO L85 PathProgramCache]: Analyzing trace with hash -1540947309, now seen corresponding path program 1 times [2023-11-21 22:21:58,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:21:58,785 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396526424] [2023-11-21 22:21:58,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:21:58,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:21:58,870 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 22:21:58,871 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [912476425] [2023-11-21 22:21:58,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:21:58,872 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:21:58,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eadbb4b-309a-4250-899d-ee350c583937/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:21:58,874 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eadbb4b-309a-4250-899d-ee350c583937/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:21:58,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eadbb4b-309a-4250-899d-ee350c583937/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-21 22:21:59,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:21:59,204 INFO L262 TraceCheckSpWp]: Trace formula consists of 552 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 22:21:59,210 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:21:59,248 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 22:21:59,248 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:21:59,249 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:21:59,249 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [396526424] [2023-11-21 22:21:59,249 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-21 22:21:59,249 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [912476425] [2023-11-21 22:21:59,249 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [912476425] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:21:59,250 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:21:59,250 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-21 22:21:59,250 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [318404634] [2023-11-21 22:21:59,250 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:21:59,251 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:21:59,251 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:21:59,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-21 22:21:59,252 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-21 22:21:59,252 INFO L87 Difference]: Start difference. First operand 400 states and 586 transitions. cyclomatic complexity: 190 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 22:21:59,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:21:59,395 INFO L93 Difference]: Finished difference Result 387 states and 566 transitions. [2023-11-21 22:21:59,395 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 387 states and 566 transitions. [2023-11-21 22:21:59,399 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 375 [2023-11-21 22:21:59,404 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 387 states to 387 states and 566 transitions. [2023-11-21 22:21:59,404 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 387 [2023-11-21 22:21:59,405 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 387 [2023-11-21 22:21:59,405 INFO L73 IsDeterministic]: Start isDeterministic. Operand 387 states and 566 transitions. [2023-11-21 22:21:59,406 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:21:59,407 INFO L218 hiAutomatonCegarLoop]: Abstraction has 387 states and 566 transitions. [2023-11-21 22:21:59,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 387 states and 566 transitions. [2023-11-21 22:21:59,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 387 to 386. [2023-11-21 22:21:59,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 386 states, 382 states have (on average 1.463350785340314) internal successors, (559), 381 states have internal predecessors, (559), 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 22:21:59,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 386 states and 565 transitions. [2023-11-21 22:21:59,419 INFO L240 hiAutomatonCegarLoop]: Abstraction has 386 states and 565 transitions. [2023-11-21 22:21:59,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-21 22:21:59,421 INFO L428 stractBuchiCegarLoop]: Abstraction has 386 states and 565 transitions. [2023-11-21 22:21:59,421 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-11-21 22:21:59,422 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 386 states and 565 transitions. [2023-11-21 22:21:59,424 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 374 [2023-11-21 22:21:59,424 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:21:59,424 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:21:59,426 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:21:59,426 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 22:21:59,427 INFO L748 eck$LassoCheckResult]: Stem: 3162#$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(21, 2); 3163#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem13#1, main_#t~mem15#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem17#1, main_#t~mem19#1, main_#t~mem18#1, main_#t~mem20#1, main_#t~mem21#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~nondet29#1, main_#t~nondet30#1, main_#t~switch31#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~mem41#1, main_#t~mem42#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_#t~nondet50#1, main_#t~nondet51#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~malloc52#1.base, main_#t~malloc52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~memset~res55#1.base, main_#t~memset~res55#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~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~malloc61#1.base, main_#t~malloc61#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~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~memset~res68#1.base, main_#t~memset~res68#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.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~post79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1, main_#t~nondet82#1, main_#t~mem83#1.base, main_#t~mem83#1.offset, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1, main_#t~post86#1, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem88#1.base, main_#t~mem88#1.offset, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem91#1, main_#t~mem90#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~short94#1, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1, main_#t~malloc97#1.base, main_#t~malloc97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1, main_#t~memset~res102#1.base, main_#t~memset~res102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem107#1, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1, main_#t~nondet108#1, main_#t~mem109#1.base, main_#t~mem109#1.offset, main_#t~mem112#1, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1, main_#t~nondet113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem124#1, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1, main_#t~nondet125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~pre128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem132#1, main_#t~post133#1, main_#t~mem137#1, main_#t~mem135#1, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem136#1, main_#t~mem138#1, main_#t~post139#1, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~post115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1, main_#t~post149#1, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~ite159#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_#t~mem161#1, main_#t~mem162#1.base, main_#t~mem162#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~mem3#1, main_#t~post4#1, main_#t~mem5#1, main_#t~mem167#1, main_#t~mem166#1, main_#t~mem168#1, main_#t~mem169#1, main_#t~mem171#1, main_#t~mem170#1, main_#t~mem172#1, main_#t~mem173#1, main_#t~mem175#1, main_#t~mem174#1, main_#t~mem176#1, main_#t~mem177#1, main_#t~nondet178#1, main_#t~nondet179#1, main_#t~nondet180#1, main_#t~nondet181#1, main_#t~nondet182#1, main_#t~nondet183#1, main_#t~nondet184#1, main_#t~nondet185#1, main_#t~nondet186#1, main_#t~switch187#1, main_#t~mem188#1, main_#t~mem189#1, main_#t~mem190#1, main_#t~mem191#1, main_#t~mem192#1, main_#t~mem193#1, main_#t~mem194#1, main_#t~mem195#1, main_#t~mem196#1, main_#t~mem197#1, main_#t~mem198#1, main_#t~nondet199#1, main_#t~nondet200#1, main_#t~nondet201#1, main_#t~nondet202#1, main_#t~nondet203#1, main_#t~nondet204#1, main_#t~nondet205#1, main_#t~nondet206#1, main_#t~nondet207#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem208#1.base, main_#t~mem208#1.offset, main_#t~mem209#1, main_#t~nondet210#1, main_#t~mem211#1.base, main_#t~mem211#1.offset, main_#t~mem212#1.base, main_#t~mem212#1.offset, main_#t~mem213#1.base, main_#t~mem213#1.offset, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1.base, main_#t~mem215#1.offset, main_#t~mem216#1.base, main_#t~mem216#1.offset, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem218#1, main_#t~mem219#1, main_#t~mem220#1, main_#t~short221#1, main_#t~mem222#1.base, main_#t~mem222#1.offset, main_#t~ret223#1, main_#t~mem224#1.base, main_#t~mem224#1.offset, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~mem226#1.base, main_#t~mem226#1.offset, main_#t~mem227#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem228#1.base, main_#t~mem228#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~short230#1, main_#t~mem231#1.base, main_#t~mem231#1.offset, main_#t~mem232#1.base, main_#t~mem232#1.offset, main_#t~mem233#1.base, main_#t~mem233#1.offset, main_#t~mem234#1.base, main_#t~mem234#1.offset, main_#t~mem235#1.base, main_#t~mem235#1.offset, main_#t~mem236#1.base, main_#t~mem236#1.offset, main_#t~mem237#1.base, main_#t~mem237#1.offset, main_#t~mem238#1.base, main_#t~mem238#1.offset, main_#t~mem239#1, main_#t~mem240#1.base, main_#t~mem240#1.offset, main_#t~mem241#1.base, main_#t~mem241#1.offset, main_#t~mem242#1.base, main_#t~mem242#1.offset, main_#t~mem243#1, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1.base, main_#t~mem245#1.offset, main_#t~mem246#1.base, main_#t~mem246#1.offset, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem253#1, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1, main_#t~nondet254#1, main_#t~mem255#1.base, main_#t~mem255#1.offset, main_#t~mem256#1.base, main_#t~mem256#1.offset, main_#t~mem257#1, main_#t~post258#1, main_#t~mem259#1.base, main_#t~mem259#1.offset, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1.base, main_#t~mem263#1.offset, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~mem266#1.base, main_#t~mem266#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1, main_#t~post269#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem163#1, main_#t~post164#1, main_#t~mem165#1, main_#t~mem270#1.base, main_#t~mem270#1.offset, main_#t~ite272#1.base, main_#t~ite272#1.offset, main_#t~mem271#1.base, main_#t~mem271#1.offset, main_#t~mem275#1.base, main_#t~mem275#1.offset, main_#t~mem276#1.base, main_#t~mem276#1.offset, main_#t~short277#1, main_#t~mem278#1.base, main_#t~mem278#1.offset, main_#t~mem279#1.base, main_#t~mem279#1.offset, main_#t~mem280#1.base, main_#t~mem280#1.offset, main_#t~mem281#1.base, main_#t~mem281#1.offset, main_#t~mem282#1.base, main_#t~mem282#1.offset, main_#t~mem283#1.base, main_#t~mem283#1.offset, main_#t~mem284#1.base, main_#t~mem284#1.offset, main_#t~mem285#1.base, main_#t~mem285#1.offset, main_#t~mem286#1, main_#t~mem287#1.base, main_#t~mem287#1.offset, main_#t~mem288#1.base, main_#t~mem288#1.offset, main_#t~mem289#1.base, main_#t~mem289#1.offset, main_#t~mem290#1, main_#t~mem291#1.base, main_#t~mem291#1.offset, main_#t~mem292#1.base, main_#t~mem292#1.offset, main_#t~mem293#1.base, main_#t~mem293#1.offset, main_#t~mem294#1.base, main_#t~mem294#1.offset, main_#t~mem295#1.base, main_#t~mem295#1.offset, main_#t~mem296#1, main_#t~mem297#1.base, main_#t~mem297#1.offset, main_#t~mem300#1, main_#t~mem298#1.base, main_#t~mem298#1.offset, main_#t~mem299#1, main_#t~nondet301#1, main_#t~mem302#1.base, main_#t~mem302#1.offset, main_#t~mem303#1.base, main_#t~mem303#1.offset, main_#t~mem304#1, main_#t~post305#1, main_#t~mem306#1.base, main_#t~mem306#1.offset, main_#t~mem307#1.base, main_#t~mem307#1.offset, main_#t~mem308#1.base, main_#t~mem308#1.offset, main_#t~mem309#1.base, main_#t~mem309#1.offset, main_#t~mem310#1.base, main_#t~mem310#1.offset, main_#t~mem311#1.base, main_#t~mem311#1.offset, main_#t~mem312#1.base, main_#t~mem312#1.offset, main_#t~mem313#1.base, main_#t~mem313#1.offset, main_~_hd_head~1#1.base, main_~_hd_head~1#1.offset, main_#t~mem314#1.base, main_#t~mem314#1.offset, main_#t~mem315#1, main_#t~post316#1, main_~_hd_bkt~1#1, main_~_hd_hh_del~1#1.base, main_~_hd_hh_del~1#1.offset, main_#t~ite274#1.base, main_#t~ite274#1.offset, main_#t~mem273#1.base, main_#t~mem273#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset, main_~temp~0#1.base, main_~temp~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 3012#L715-4 [2023-11-21 22:21:59,427 INFO L750 eck$LassoCheckResult]: Loop: 3012#L715-4 call main_#t~mem5#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 3207#L715-1 assume !!(main_#t~mem5#1 < 1000);havoc main_#t~mem5#1;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 2923#L717 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 2924#L717-2 call main_#t~mem7#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem7#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem9#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem8#1 * main_#t~mem9#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem8#1;havoc main_#t~mem9#1; 3095#L722-269 havoc main_~_ha_hashv~0#1; 3193#L722-176 goto; 3135#L722-174 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; 2967#L722-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 2968#L722-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch31#1 := 11 == main_~_hj_k~0#1; 2878#L722-73 assume !main_#t~switch31#1; 2879#L722-75 main_#t~switch31#1 := main_#t~switch31#1 || 10 == main_~_hj_k~0#1; 3013#L722-76 assume !main_#t~switch31#1; 3014#L722-78 main_#t~switch31#1 := main_#t~switch31#1 || 9 == main_~_hj_k~0#1; 3062#L722-79 assume !main_#t~switch31#1; 3063#L722-81 main_#t~switch31#1 := main_#t~switch31#1 || 8 == main_~_hj_k~0#1; 3139#L722-82 assume !main_#t~switch31#1; 2930#L722-84 main_#t~switch31#1 := main_#t~switch31#1 || 7 == main_~_hj_k~0#1; 2931#L722-85 assume !main_#t~switch31#1; 2971#L722-87 main_#t~switch31#1 := main_#t~switch31#1 || 6 == main_~_hj_k~0#1; 2960#L722-88 assume !main_#t~switch31#1; 2961#L722-90 main_#t~switch31#1 := main_#t~switch31#1 || 5 == main_~_hj_k~0#1; 3180#L722-91 assume !main_#t~switch31#1; 2868#L722-93 main_#t~switch31#1 := main_#t~switch31#1 || 4 == main_~_hj_k~0#1; 2869#L722-94 assume !main_#t~switch31#1; 2870#L722-96 main_#t~switch31#1 := main_#t~switch31#1 || 3 == main_~_hj_k~0#1; 2871#L722-97 assume main_#t~switch31#1;call main_#t~mem40#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~mem40#1 % 256 % 4294967296);havoc main_#t~mem40#1; 3111#L722-99 main_#t~switch31#1 := main_#t~switch31#1 || 2 == main_~_hj_k~0#1; 2906#L722-100 assume main_#t~switch31#1;call main_#t~mem41#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~mem41#1 % 256 % 4294967296);havoc main_#t~mem41#1; 2907#L722-102 main_#t~switch31#1 := main_#t~switch31#1 || 1 == main_~_hj_k~0#1; 3191#L722-103 assume main_#t~switch31#1;call main_#t~mem42#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~mem42#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem42#1 % 256 % 4294967296 else main_#t~mem42#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem42#1; 3192#L722-105 havoc main_#t~switch31#1; 3178#L722-171 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; 3176#L722-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 3039#L722-113 main_~_hj_i~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#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; 3166#L722-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet44#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 3074#L722-120 main_~_hj_j~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#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; 3075#L722-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet45#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 2855#L722-127 main_~_ha_hashv~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 3097#L722-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 2883#L722-134 main_~_hj_i~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#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; 2849#L722-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 2850#L722-141 main_~_hj_j~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#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; 2950#L722-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32; 2978#L722-148 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 3117#L722-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet49#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 2916#L722-155 main_~_hj_i~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#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; 3031#L722-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet50#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 3032#L722-162 main_~_hj_j~0#1 := main_#t~nondet50#1;havoc main_#t~nondet50#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; 3112#L722-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet51#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 2842#L722-169 main_~_ha_hashv~0#1 := main_#t~nondet51#1;havoc main_#t~nondet51#1; 2843#L722-170 goto; 3125#L722-172 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; 3088#L722-173 goto; 3089#L722-175 goto; 3160#L722-266 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); 3183#L722-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem69#1.base, main_#t~mem69#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem69#1.base, main_#t~mem69#1.offset; 3185#L722-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#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.base, main_#t~mem71#1.offset := read~$Pointer$(main_#t~mem70#1.base, 16 + main_#t~mem70#1.offset, 4);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 := read~int(main_#t~mem72#1.base, 20 + main_#t~mem72#1.offset, 4);call write~$Pointer$(main_#t~mem71#1.base, main_#t~mem71#1.offset - main_#t~mem73#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1;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 main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_#t~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem75#1.base, 8 + main_#t~mem75#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;call main_#t~mem76#1.base, main_#t~mem76#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~mem76#1.base, 16 + main_#t~mem76#1.offset, 4);havoc main_#t~mem76#1.base, main_#t~mem76#1.offset; 2937#L722-193 goto; 2938#L722-264 havoc main_~_ha_bkt~0#1;call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem78#1 := read~int(main_#t~mem77#1.base, 12 + main_#t~mem77#1.offset, 4);main_#t~post79#1 := main_#t~mem78#1;call write~int(1 + main_#t~post79#1, main_#t~mem77#1.base, 12 + main_#t~mem77#1.offset, 4);havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~post79#1; 2980#L722-203 call main_#t~mem80#1.base, main_#t~mem80#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem81#1 := read~int(main_#t~mem80#1.base, 4 + main_#t~mem80#1.offset, 4); 2981#L722-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem81#1 - 1) % 4294967296;main_#t~nondet82#1 := 0; 3070#L722-201 main_~_ha_bkt~0#1 := main_#t~nondet82#1;havoc main_#t~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1;havoc main_#t~nondet82#1; 3082#L722-202 goto; 2953#L722-261 call main_#t~mem83#1.base, main_#t~mem83#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$(main_#t~mem83#1.base, main_#t~mem83#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem84#1.base, main_#t~mem84#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~mem83#1.base, main_#t~mem83#1.offset;havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call main_#t~mem85#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post86#1 := main_#t~mem85#1;call write~int(1 + main_#t~post86#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem85#1;havoc main_#t~post86#1;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_#t~mem87#1.base, main_#t~mem87#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem88#1.base, main_#t~mem88#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 2954#L722-205 assume main_#t~mem88#1.base != 0 || main_#t~mem88#1.offset != 0;havoc main_#t~mem88#1.base, main_#t~mem88#1.offset;call main_#t~mem89#1.base, main_#t~mem89#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~mem89#1.base, 12 + main_#t~mem89#1.offset, 4);havoc main_#t~mem89#1.base, main_#t~mem89#1.offset; 3121#L722-207 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~mem91#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem90#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short94#1 := main_#t~mem91#1 % 4294967296 >= 10 * (1 + main_#t~mem90#1) % 4294967296; 2970#L722-208 assume main_#t~short94#1;call main_#t~mem92#1.base, main_#t~mem92#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem93#1 := read~int(main_#t~mem92#1.base, 36 + main_#t~mem92#1.offset, 4);main_#t~short94#1 := 0 == main_#t~mem93#1 % 4294967296; 2859#L722-210 assume !main_#t~short94#1;havoc main_#t~mem91#1;havoc main_#t~mem90#1;havoc main_#t~mem92#1.base, main_#t~mem92#1.offset;havoc main_#t~mem93#1;havoc main_#t~short94#1; 2860#L722-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 3036#L722-260 goto; 3126#L722-262 havoc main_~_ha_bkt~0#1; 3093#L722-263 goto; 3094#L722-265 goto; 3005#L722-267 havoc main_~_ha_hashv~0#1; 2862#L722-268 goto; 2863#L715-3 call main_#t~mem3#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post4#1 := main_#t~mem3#1;call write~int(1 + main_#t~post4#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem3#1;havoc main_#t~post4#1; 3012#L715-4 [2023-11-21 22:21:59,428 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:21:59,428 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 4 times [2023-11-21 22:21:59,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:21:59,429 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412581399] [2023-11-21 22:21:59,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:21:59,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:21:59,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:21:59,446 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:21:59,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:21:59,481 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:21:59,482 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:21:59,482 INFO L85 PathProgramCache]: Analyzing trace with hash 753200291, now seen corresponding path program 1 times [2023-11-21 22:21:59,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:21:59,483 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [29926435] [2023-11-21 22:21:59,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:21:59,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:21:59,540 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 22:21:59,541 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1151032824] [2023-11-21 22:21:59,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:21:59,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:21:59,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eadbb4b-309a-4250-899d-ee350c583937/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:21:59,544 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eadbb4b-309a-4250-899d-ee350c583937/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:21:59,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eadbb4b-309a-4250-899d-ee350c583937/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-21 22:21:59,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:21:59,854 INFO L262 TraceCheckSpWp]: Trace formula consists of 504 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 22:21:59,857 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:21:59,925 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 22:21:59,926 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:21:59,926 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:21:59,926 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [29926435] [2023-11-21 22:21:59,927 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-21 22:21:59,927 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1151032824] [2023-11-21 22:21:59,927 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1151032824] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:21:59,927 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:21:59,927 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-21 22:21:59,928 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1736250078] [2023-11-21 22:21:59,928 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:21:59,929 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:21:59,929 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:21:59,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-21 22:21:59,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-21 22:21:59,930 INFO L87 Difference]: Start difference. First operand 386 states and 565 transitions. cyclomatic complexity: 183 Second operand has 5 states, 5 states have (on average 15.2) internal successors, (76), 5 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 22:22:00,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:22:00,111 INFO L93 Difference]: Finished difference Result 496 states and 731 transitions. [2023-11-21 22:22:00,111 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 496 states and 731 transitions. [2023-11-21 22:22:00,116 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 484 [2023-11-21 22:22:00,122 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 496 states to 496 states and 731 transitions. [2023-11-21 22:22:00,122 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 496 [2023-11-21 22:22:00,123 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 496 [2023-11-21 22:22:00,123 INFO L73 IsDeterministic]: Start isDeterministic. Operand 496 states and 731 transitions. [2023-11-21 22:22:00,124 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:22:00,124 INFO L218 hiAutomatonCegarLoop]: Abstraction has 496 states and 731 transitions. [2023-11-21 22:22:00,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 496 states and 731 transitions. [2023-11-21 22:22:00,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 496 to 409. [2023-11-21 22:22:00,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 409 states, 405 states have (on average 1.4419753086419753) internal successors, (584), 404 states have internal predecessors, (584), 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 22:22:00,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 409 states and 590 transitions. [2023-11-21 22:22:00,137 INFO L240 hiAutomatonCegarLoop]: Abstraction has 409 states and 590 transitions. [2023-11-21 22:22:00,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-21 22:22:00,140 INFO L428 stractBuchiCegarLoop]: Abstraction has 409 states and 590 transitions. [2023-11-21 22:22:00,140 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2023-11-21 22:22:00,140 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 409 states and 590 transitions. [2023-11-21 22:22:00,142 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 397 [2023-11-21 22:22:00,143 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:22:00,143 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:22:00,146 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:22:00,146 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 22:22:00,147 INFO L748 eck$LassoCheckResult]: Stem: 4282#$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(21, 2); 4283#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem13#1, main_#t~mem15#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem17#1, main_#t~mem19#1, main_#t~mem18#1, main_#t~mem20#1, main_#t~mem21#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~nondet29#1, main_#t~nondet30#1, main_#t~switch31#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~mem41#1, main_#t~mem42#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_#t~nondet50#1, main_#t~nondet51#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~malloc52#1.base, main_#t~malloc52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~memset~res55#1.base, main_#t~memset~res55#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~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~malloc61#1.base, main_#t~malloc61#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~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~memset~res68#1.base, main_#t~memset~res68#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.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~post79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1, main_#t~nondet82#1, main_#t~mem83#1.base, main_#t~mem83#1.offset, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1, main_#t~post86#1, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem88#1.base, main_#t~mem88#1.offset, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem91#1, main_#t~mem90#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~short94#1, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1, main_#t~malloc97#1.base, main_#t~malloc97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1, main_#t~memset~res102#1.base, main_#t~memset~res102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem107#1, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1, main_#t~nondet108#1, main_#t~mem109#1.base, main_#t~mem109#1.offset, main_#t~mem112#1, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1, main_#t~nondet113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem124#1, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1, main_#t~nondet125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~pre128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem132#1, main_#t~post133#1, main_#t~mem137#1, main_#t~mem135#1, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem136#1, main_#t~mem138#1, main_#t~post139#1, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~post115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1, main_#t~post149#1, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~ite159#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_#t~mem161#1, main_#t~mem162#1.base, main_#t~mem162#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~mem3#1, main_#t~post4#1, main_#t~mem5#1, main_#t~mem167#1, main_#t~mem166#1, main_#t~mem168#1, main_#t~mem169#1, main_#t~mem171#1, main_#t~mem170#1, main_#t~mem172#1, main_#t~mem173#1, main_#t~mem175#1, main_#t~mem174#1, main_#t~mem176#1, main_#t~mem177#1, main_#t~nondet178#1, main_#t~nondet179#1, main_#t~nondet180#1, main_#t~nondet181#1, main_#t~nondet182#1, main_#t~nondet183#1, main_#t~nondet184#1, main_#t~nondet185#1, main_#t~nondet186#1, main_#t~switch187#1, main_#t~mem188#1, main_#t~mem189#1, main_#t~mem190#1, main_#t~mem191#1, main_#t~mem192#1, main_#t~mem193#1, main_#t~mem194#1, main_#t~mem195#1, main_#t~mem196#1, main_#t~mem197#1, main_#t~mem198#1, main_#t~nondet199#1, main_#t~nondet200#1, main_#t~nondet201#1, main_#t~nondet202#1, main_#t~nondet203#1, main_#t~nondet204#1, main_#t~nondet205#1, main_#t~nondet206#1, main_#t~nondet207#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem208#1.base, main_#t~mem208#1.offset, main_#t~mem209#1, main_#t~nondet210#1, main_#t~mem211#1.base, main_#t~mem211#1.offset, main_#t~mem212#1.base, main_#t~mem212#1.offset, main_#t~mem213#1.base, main_#t~mem213#1.offset, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1.base, main_#t~mem215#1.offset, main_#t~mem216#1.base, main_#t~mem216#1.offset, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem218#1, main_#t~mem219#1, main_#t~mem220#1, main_#t~short221#1, main_#t~mem222#1.base, main_#t~mem222#1.offset, main_#t~ret223#1, main_#t~mem224#1.base, main_#t~mem224#1.offset, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~mem226#1.base, main_#t~mem226#1.offset, main_#t~mem227#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem228#1.base, main_#t~mem228#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~short230#1, main_#t~mem231#1.base, main_#t~mem231#1.offset, main_#t~mem232#1.base, main_#t~mem232#1.offset, main_#t~mem233#1.base, main_#t~mem233#1.offset, main_#t~mem234#1.base, main_#t~mem234#1.offset, main_#t~mem235#1.base, main_#t~mem235#1.offset, main_#t~mem236#1.base, main_#t~mem236#1.offset, main_#t~mem237#1.base, main_#t~mem237#1.offset, main_#t~mem238#1.base, main_#t~mem238#1.offset, main_#t~mem239#1, main_#t~mem240#1.base, main_#t~mem240#1.offset, main_#t~mem241#1.base, main_#t~mem241#1.offset, main_#t~mem242#1.base, main_#t~mem242#1.offset, main_#t~mem243#1, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1.base, main_#t~mem245#1.offset, main_#t~mem246#1.base, main_#t~mem246#1.offset, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem253#1, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1, main_#t~nondet254#1, main_#t~mem255#1.base, main_#t~mem255#1.offset, main_#t~mem256#1.base, main_#t~mem256#1.offset, main_#t~mem257#1, main_#t~post258#1, main_#t~mem259#1.base, main_#t~mem259#1.offset, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1.base, main_#t~mem263#1.offset, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~mem266#1.base, main_#t~mem266#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1, main_#t~post269#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem163#1, main_#t~post164#1, main_#t~mem165#1, main_#t~mem270#1.base, main_#t~mem270#1.offset, main_#t~ite272#1.base, main_#t~ite272#1.offset, main_#t~mem271#1.base, main_#t~mem271#1.offset, main_#t~mem275#1.base, main_#t~mem275#1.offset, main_#t~mem276#1.base, main_#t~mem276#1.offset, main_#t~short277#1, main_#t~mem278#1.base, main_#t~mem278#1.offset, main_#t~mem279#1.base, main_#t~mem279#1.offset, main_#t~mem280#1.base, main_#t~mem280#1.offset, main_#t~mem281#1.base, main_#t~mem281#1.offset, main_#t~mem282#1.base, main_#t~mem282#1.offset, main_#t~mem283#1.base, main_#t~mem283#1.offset, main_#t~mem284#1.base, main_#t~mem284#1.offset, main_#t~mem285#1.base, main_#t~mem285#1.offset, main_#t~mem286#1, main_#t~mem287#1.base, main_#t~mem287#1.offset, main_#t~mem288#1.base, main_#t~mem288#1.offset, main_#t~mem289#1.base, main_#t~mem289#1.offset, main_#t~mem290#1, main_#t~mem291#1.base, main_#t~mem291#1.offset, main_#t~mem292#1.base, main_#t~mem292#1.offset, main_#t~mem293#1.base, main_#t~mem293#1.offset, main_#t~mem294#1.base, main_#t~mem294#1.offset, main_#t~mem295#1.base, main_#t~mem295#1.offset, main_#t~mem296#1, main_#t~mem297#1.base, main_#t~mem297#1.offset, main_#t~mem300#1, main_#t~mem298#1.base, main_#t~mem298#1.offset, main_#t~mem299#1, main_#t~nondet301#1, main_#t~mem302#1.base, main_#t~mem302#1.offset, main_#t~mem303#1.base, main_#t~mem303#1.offset, main_#t~mem304#1, main_#t~post305#1, main_#t~mem306#1.base, main_#t~mem306#1.offset, main_#t~mem307#1.base, main_#t~mem307#1.offset, main_#t~mem308#1.base, main_#t~mem308#1.offset, main_#t~mem309#1.base, main_#t~mem309#1.offset, main_#t~mem310#1.base, main_#t~mem310#1.offset, main_#t~mem311#1.base, main_#t~mem311#1.offset, main_#t~mem312#1.base, main_#t~mem312#1.offset, main_#t~mem313#1.base, main_#t~mem313#1.offset, main_~_hd_head~1#1.base, main_~_hd_head~1#1.offset, main_#t~mem314#1.base, main_#t~mem314#1.offset, main_#t~mem315#1, main_#t~post316#1, main_~_hd_bkt~1#1, main_~_hd_hh_del~1#1.base, main_~_hd_hh_del~1#1.offset, main_#t~ite274#1.base, main_#t~ite274#1.offset, main_#t~mem273#1.base, main_#t~mem273#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset, main_~temp~0#1.base, main_~temp~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 4128#L715-4 [2023-11-21 22:22:00,149 INFO L750 eck$LassoCheckResult]: Loop: 4128#L715-4 call main_#t~mem5#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 4332#L715-1 assume !!(main_#t~mem5#1 < 1000);havoc main_#t~mem5#1;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 4038#L717 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 4039#L717-2 call main_#t~mem7#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem7#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem9#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem8#1 * main_#t~mem9#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem8#1;havoc main_#t~mem9#1; 4213#L722-269 havoc main_~_ha_hashv~0#1; 4315#L722-176 goto; 4252#L722-174 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; 4082#L722-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 4083#L722-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch31#1 := 11 == main_~_hj_k~0#1; 3993#L722-73 assume !main_#t~switch31#1; 3994#L722-75 main_#t~switch31#1 := main_#t~switch31#1 || 10 == main_~_hj_k~0#1; 4129#L722-76 assume !main_#t~switch31#1; 4130#L722-78 main_#t~switch31#1 := main_#t~switch31#1 || 9 == main_~_hj_k~0#1; 4178#L722-79 assume !main_#t~switch31#1; 4179#L722-81 main_#t~switch31#1 := main_#t~switch31#1 || 8 == main_~_hj_k~0#1; 4337#L722-82 assume !main_#t~switch31#1; 4338#L722-84 main_#t~switch31#1 := main_#t~switch31#1 || 7 == main_~_hj_k~0#1; 4180#L722-85 assume !main_#t~switch31#1; 4181#L722-87 main_#t~switch31#1 := main_#t~switch31#1 || 6 == main_~_hj_k~0#1; 4075#L722-88 assume !main_#t~switch31#1; 4076#L722-90 main_#t~switch31#1 := main_#t~switch31#1 || 5 == main_~_hj_k~0#1; 4322#L722-91 assume !main_#t~switch31#1; 4323#L722-93 main_#t~switch31#1 := main_#t~switch31#1 || 4 == main_~_hj_k~0#1; 4320#L722-94 assume !main_#t~switch31#1; 4321#L722-96 main_#t~switch31#1 := main_#t~switch31#1 || 3 == main_~_hj_k~0#1; 4354#L722-97 assume !main_#t~switch31#1; 4353#L722-99 main_#t~switch31#1 := main_#t~switch31#1 || 2 == main_~_hj_k~0#1; 4352#L722-100 assume !main_#t~switch31#1; 4165#L722-102 main_#t~switch31#1 := main_#t~switch31#1 || 1 == main_~_hj_k~0#1; 4166#L722-103 assume !main_#t~switch31#1; 4314#L722-105 havoc main_#t~switch31#1; 4298#L722-171 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; 4296#L722-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 4155#L722-113 main_~_hj_i~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#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; 4286#L722-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet44#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 4192#L722-120 main_~_hj_j~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#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; 4193#L722-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet45#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 3970#L722-127 main_~_ha_hashv~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 4215#L722-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 3998#L722-134 main_~_hj_i~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#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; 3964#L722-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 3965#L722-141 main_~_hj_j~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#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; 4065#L722-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32; 4094#L722-148 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 4234#L722-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet49#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 4031#L722-155 main_~_hj_i~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#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#L722-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet50#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 4148#L722-162 main_~_hj_j~0#1 := main_#t~nondet50#1;havoc main_#t~nondet50#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; 4229#L722-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet51#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 3957#L722-169 main_~_ha_hashv~0#1 := main_#t~nondet51#1;havoc main_#t~nondet51#1; 3958#L722-170 goto; 4242#L722-172 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; 4206#L722-173 goto; 4207#L722-175 goto; 4280#L722-266 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); 4304#L722-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem69#1.base, main_#t~mem69#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem69#1.base, main_#t~mem69#1.offset; 4306#L722-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#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.base, main_#t~mem71#1.offset := read~$Pointer$(main_#t~mem70#1.base, 16 + main_#t~mem70#1.offset, 4);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 := read~int(main_#t~mem72#1.base, 20 + main_#t~mem72#1.offset, 4);call write~$Pointer$(main_#t~mem71#1.base, main_#t~mem71#1.offset - main_#t~mem73#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1;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 main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_#t~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem75#1.base, 8 + main_#t~mem75#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;call main_#t~mem76#1.base, main_#t~mem76#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~mem76#1.base, 16 + main_#t~mem76#1.offset, 4);havoc main_#t~mem76#1.base, main_#t~mem76#1.offset; 4052#L722-193 goto; 4053#L722-264 havoc main_~_ha_bkt~0#1;call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem78#1 := read~int(main_#t~mem77#1.base, 12 + main_#t~mem77#1.offset, 4);main_#t~post79#1 := main_#t~mem78#1;call write~int(1 + main_#t~post79#1, main_#t~mem77#1.base, 12 + main_#t~mem77#1.offset, 4);havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~post79#1; 4096#L722-203 call main_#t~mem80#1.base, main_#t~mem80#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem81#1 := read~int(main_#t~mem80#1.base, 4 + main_#t~mem80#1.offset, 4); 4097#L722-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem81#1 - 1) % 4294967296;main_#t~nondet82#1 := 0; 4188#L722-201 main_~_ha_bkt~0#1 := main_#t~nondet82#1;havoc main_#t~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1;havoc main_#t~nondet82#1; 4200#L722-202 goto; 4068#L722-261 call main_#t~mem83#1.base, main_#t~mem83#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$(main_#t~mem83#1.base, main_#t~mem83#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem84#1.base, main_#t~mem84#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~mem83#1.base, main_#t~mem83#1.offset;havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call main_#t~mem85#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post86#1 := main_#t~mem85#1;call write~int(1 + main_#t~post86#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem85#1;havoc main_#t~post86#1;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_#t~mem87#1.base, main_#t~mem87#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem88#1.base, main_#t~mem88#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 4069#L722-205 assume main_#t~mem88#1.base != 0 || main_#t~mem88#1.offset != 0;havoc main_#t~mem88#1.base, main_#t~mem88#1.offset;call main_#t~mem89#1.base, main_#t~mem89#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~mem89#1.base, 12 + main_#t~mem89#1.offset, 4);havoc main_#t~mem89#1.base, main_#t~mem89#1.offset; 4238#L722-207 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~mem91#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem90#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short94#1 := main_#t~mem91#1 % 4294967296 >= 10 * (1 + main_#t~mem90#1) % 4294967296; 4085#L722-208 assume main_#t~short94#1;call main_#t~mem92#1.base, main_#t~mem92#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem93#1 := read~int(main_#t~mem92#1.base, 36 + main_#t~mem92#1.offset, 4);main_#t~short94#1 := 0 == main_#t~mem93#1 % 4294967296; 3974#L722-210 assume !main_#t~short94#1;havoc main_#t~mem91#1;havoc main_#t~mem90#1;havoc main_#t~mem92#1.base, main_#t~mem92#1.offset;havoc main_#t~mem93#1;havoc main_#t~short94#1; 3975#L722-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 4152#L722-260 goto; 4243#L722-262 havoc main_~_ha_bkt~0#1; 4211#L722-263 goto; 4212#L722-265 goto; 4121#L722-267 havoc main_~_ha_hashv~0#1; 3977#L722-268 goto; 3978#L715-3 call main_#t~mem3#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post4#1 := main_#t~mem3#1;call write~int(1 + main_#t~post4#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem3#1;havoc main_#t~post4#1; 4128#L715-4 [2023-11-21 22:22:00,150 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:22:00,150 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 5 times [2023-11-21 22:22:00,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:22:00,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [394855792] [2023-11-21 22:22:00,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:22:00,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:22:00,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:22:00,184 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:22:00,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:22:00,207 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:22:00,212 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:22:00,212 INFO L85 PathProgramCache]: Analyzing trace with hash -1643992919, now seen corresponding path program 1 times [2023-11-21 22:22:00,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:22:00,212 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [984638977] [2023-11-21 22:22:00,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:22:00,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:22:00,289 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 22:22:00,289 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1511889030] [2023-11-21 22:22:00,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:22:00,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:22:00,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eadbb4b-309a-4250-899d-ee350c583937/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:22:00,296 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eadbb4b-309a-4250-899d-ee350c583937/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:22:00,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eadbb4b-309a-4250-899d-ee350c583937/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-21 22:22:00,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:22:00,603 INFO L262 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 22:22:00,605 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:22:00,652 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 22:22:00,652 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:22:00,652 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:22:00,652 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [984638977] [2023-11-21 22:22:00,653 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-21 22:22:00,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1511889030] [2023-11-21 22:22:00,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1511889030] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:22:00,653 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:22:00,654 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-21 22:22:00,654 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [23252827] [2023-11-21 22:22:00,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:22:00,655 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:22:00,655 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:22:00,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-21 22:22:00,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-21 22:22:00,656 INFO L87 Difference]: Start difference. First operand 409 states and 590 transitions. cyclomatic complexity: 185 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 22:22:00,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:22:00,718 INFO L93 Difference]: Finished difference Result 341 states and 488 transitions. [2023-11-21 22:22:00,718 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 341 states and 488 transitions. [2023-11-21 22:22:00,721 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 329 [2023-11-21 22:22:00,725 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 341 states to 341 states and 488 transitions. [2023-11-21 22:22:00,725 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 341 [2023-11-21 22:22:00,726 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 341 [2023-11-21 22:22:00,726 INFO L73 IsDeterministic]: Start isDeterministic. Operand 341 states and 488 transitions. [2023-11-21 22:22:00,727 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:22:00,727 INFO L218 hiAutomatonCegarLoop]: Abstraction has 341 states and 488 transitions. [2023-11-21 22:22:00,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 341 states and 488 transitions. [2023-11-21 22:22:00,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 341 to 341. [2023-11-21 22:22:00,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 341 states, 337 states have (on average 1.4302670623145401) internal successors, (482), 336 states have internal predecessors, (482), 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 22:22:00,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 341 states and 488 transitions. [2023-11-21 22:22:00,736 INFO L240 hiAutomatonCegarLoop]: Abstraction has 341 states and 488 transitions. [2023-11-21 22:22:00,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-21 22:22:00,737 INFO L428 stractBuchiCegarLoop]: Abstraction has 341 states and 488 transitions. [2023-11-21 22:22:00,738 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2023-11-21 22:22:00,738 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 341 states and 488 transitions. [2023-11-21 22:22:00,740 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 329 [2023-11-21 22:22:00,740 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:22:00,740 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:22:00,741 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:22:00,741 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] [2023-11-21 22:22:00,741 INFO L748 eck$LassoCheckResult]: Stem: 5231#$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(21, 2); 5232#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem13#1, main_#t~mem15#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem17#1, main_#t~mem19#1, main_#t~mem18#1, main_#t~mem20#1, main_#t~mem21#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~nondet29#1, main_#t~nondet30#1, main_#t~switch31#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~mem41#1, main_#t~mem42#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_#t~nondet50#1, main_#t~nondet51#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~malloc52#1.base, main_#t~malloc52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~memset~res55#1.base, main_#t~memset~res55#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~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~malloc61#1.base, main_#t~malloc61#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~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~memset~res68#1.base, main_#t~memset~res68#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.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~post79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1, main_#t~nondet82#1, main_#t~mem83#1.base, main_#t~mem83#1.offset, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1, main_#t~post86#1, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem88#1.base, main_#t~mem88#1.offset, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem91#1, main_#t~mem90#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~short94#1, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1, main_#t~malloc97#1.base, main_#t~malloc97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1, main_#t~memset~res102#1.base, main_#t~memset~res102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem107#1, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1, main_#t~nondet108#1, main_#t~mem109#1.base, main_#t~mem109#1.offset, main_#t~mem112#1, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1, main_#t~nondet113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem124#1, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1, main_#t~nondet125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~pre128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem132#1, main_#t~post133#1, main_#t~mem137#1, main_#t~mem135#1, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem136#1, main_#t~mem138#1, main_#t~post139#1, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~post115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1, main_#t~post149#1, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~ite159#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_#t~mem161#1, main_#t~mem162#1.base, main_#t~mem162#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~mem3#1, main_#t~post4#1, main_#t~mem5#1, main_#t~mem167#1, main_#t~mem166#1, main_#t~mem168#1, main_#t~mem169#1, main_#t~mem171#1, main_#t~mem170#1, main_#t~mem172#1, main_#t~mem173#1, main_#t~mem175#1, main_#t~mem174#1, main_#t~mem176#1, main_#t~mem177#1, main_#t~nondet178#1, main_#t~nondet179#1, main_#t~nondet180#1, main_#t~nondet181#1, main_#t~nondet182#1, main_#t~nondet183#1, main_#t~nondet184#1, main_#t~nondet185#1, main_#t~nondet186#1, main_#t~switch187#1, main_#t~mem188#1, main_#t~mem189#1, main_#t~mem190#1, main_#t~mem191#1, main_#t~mem192#1, main_#t~mem193#1, main_#t~mem194#1, main_#t~mem195#1, main_#t~mem196#1, main_#t~mem197#1, main_#t~mem198#1, main_#t~nondet199#1, main_#t~nondet200#1, main_#t~nondet201#1, main_#t~nondet202#1, main_#t~nondet203#1, main_#t~nondet204#1, main_#t~nondet205#1, main_#t~nondet206#1, main_#t~nondet207#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem208#1.base, main_#t~mem208#1.offset, main_#t~mem209#1, main_#t~nondet210#1, main_#t~mem211#1.base, main_#t~mem211#1.offset, main_#t~mem212#1.base, main_#t~mem212#1.offset, main_#t~mem213#1.base, main_#t~mem213#1.offset, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1.base, main_#t~mem215#1.offset, main_#t~mem216#1.base, main_#t~mem216#1.offset, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem218#1, main_#t~mem219#1, main_#t~mem220#1, main_#t~short221#1, main_#t~mem222#1.base, main_#t~mem222#1.offset, main_#t~ret223#1, main_#t~mem224#1.base, main_#t~mem224#1.offset, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~mem226#1.base, main_#t~mem226#1.offset, main_#t~mem227#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem228#1.base, main_#t~mem228#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~short230#1, main_#t~mem231#1.base, main_#t~mem231#1.offset, main_#t~mem232#1.base, main_#t~mem232#1.offset, main_#t~mem233#1.base, main_#t~mem233#1.offset, main_#t~mem234#1.base, main_#t~mem234#1.offset, main_#t~mem235#1.base, main_#t~mem235#1.offset, main_#t~mem236#1.base, main_#t~mem236#1.offset, main_#t~mem237#1.base, main_#t~mem237#1.offset, main_#t~mem238#1.base, main_#t~mem238#1.offset, main_#t~mem239#1, main_#t~mem240#1.base, main_#t~mem240#1.offset, main_#t~mem241#1.base, main_#t~mem241#1.offset, main_#t~mem242#1.base, main_#t~mem242#1.offset, main_#t~mem243#1, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1.base, main_#t~mem245#1.offset, main_#t~mem246#1.base, main_#t~mem246#1.offset, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem253#1, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1, main_#t~nondet254#1, main_#t~mem255#1.base, main_#t~mem255#1.offset, main_#t~mem256#1.base, main_#t~mem256#1.offset, main_#t~mem257#1, main_#t~post258#1, main_#t~mem259#1.base, main_#t~mem259#1.offset, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1.base, main_#t~mem263#1.offset, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~mem266#1.base, main_#t~mem266#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1, main_#t~post269#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem163#1, main_#t~post164#1, main_#t~mem165#1, main_#t~mem270#1.base, main_#t~mem270#1.offset, main_#t~ite272#1.base, main_#t~ite272#1.offset, main_#t~mem271#1.base, main_#t~mem271#1.offset, main_#t~mem275#1.base, main_#t~mem275#1.offset, main_#t~mem276#1.base, main_#t~mem276#1.offset, main_#t~short277#1, main_#t~mem278#1.base, main_#t~mem278#1.offset, main_#t~mem279#1.base, main_#t~mem279#1.offset, main_#t~mem280#1.base, main_#t~mem280#1.offset, main_#t~mem281#1.base, main_#t~mem281#1.offset, main_#t~mem282#1.base, main_#t~mem282#1.offset, main_#t~mem283#1.base, main_#t~mem283#1.offset, main_#t~mem284#1.base, main_#t~mem284#1.offset, main_#t~mem285#1.base, main_#t~mem285#1.offset, main_#t~mem286#1, main_#t~mem287#1.base, main_#t~mem287#1.offset, main_#t~mem288#1.base, main_#t~mem288#1.offset, main_#t~mem289#1.base, main_#t~mem289#1.offset, main_#t~mem290#1, main_#t~mem291#1.base, main_#t~mem291#1.offset, main_#t~mem292#1.base, main_#t~mem292#1.offset, main_#t~mem293#1.base, main_#t~mem293#1.offset, main_#t~mem294#1.base, main_#t~mem294#1.offset, main_#t~mem295#1.base, main_#t~mem295#1.offset, main_#t~mem296#1, main_#t~mem297#1.base, main_#t~mem297#1.offset, main_#t~mem300#1, main_#t~mem298#1.base, main_#t~mem298#1.offset, main_#t~mem299#1, main_#t~nondet301#1, main_#t~mem302#1.base, main_#t~mem302#1.offset, main_#t~mem303#1.base, main_#t~mem303#1.offset, main_#t~mem304#1, main_#t~post305#1, main_#t~mem306#1.base, main_#t~mem306#1.offset, main_#t~mem307#1.base, main_#t~mem307#1.offset, main_#t~mem308#1.base, main_#t~mem308#1.offset, main_#t~mem309#1.base, main_#t~mem309#1.offset, main_#t~mem310#1.base, main_#t~mem310#1.offset, main_#t~mem311#1.base, main_#t~mem311#1.offset, main_#t~mem312#1.base, main_#t~mem312#1.offset, main_#t~mem313#1.base, main_#t~mem313#1.offset, main_~_hd_head~1#1.base, main_~_hd_head~1#1.offset, main_#t~mem314#1.base, main_#t~mem314#1.offset, main_#t~mem315#1, main_#t~post316#1, main_~_hd_bkt~1#1, main_~_hd_hh_del~1#1.base, main_~_hd_hh_del~1#1.offset, main_#t~ite274#1.base, main_#t~ite274#1.offset, main_#t~mem273#1.base, main_#t~mem273#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset, main_~temp~0#1.base, main_~temp~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 5095#L715-4 [2023-11-21 22:22:00,742 INFO L750 eck$LassoCheckResult]: Loop: 5095#L715-4 call main_#t~mem5#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 5265#L715-1 assume !!(main_#t~mem5#1 < 1000);havoc main_#t~mem5#1;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 5019#L717 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 5020#L717-2 call main_#t~mem7#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem7#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem9#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem8#1 * main_#t~mem9#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem8#1;havoc main_#t~mem9#1; 5168#L722-269 havoc main_~_ha_hashv~0#1; 5256#L722-176 goto; 5208#L722-174 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; 5055#L722-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 5056#L722-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch31#1 := 11 == main_~_hj_k~0#1; 4971#L722-73 assume !main_#t~switch31#1; 4972#L722-75 main_#t~switch31#1 := main_#t~switch31#1 || 10 == main_~_hj_k~0#1; 5096#L722-76 assume !main_#t~switch31#1; 5097#L722-78 main_#t~switch31#1 := main_#t~switch31#1 || 9 == main_~_hj_k~0#1; 5136#L722-79 assume !main_#t~switch31#1; 5137#L722-81 main_#t~switch31#1 := main_#t~switch31#1 || 8 == main_~_hj_k~0#1; 5210#L722-82 assume !main_#t~switch31#1; 5021#L722-84 main_#t~switch31#1 := main_#t~switch31#1 || 7 == main_~_hj_k~0#1; 5022#L722-85 assume !main_#t~switch31#1; 5058#L722-87 main_#t~switch31#1 := main_#t~switch31#1 || 6 == main_~_hj_k~0#1; 5048#L722-88 assume !main_#t~switch31#1; 5049#L722-90 main_#t~switch31#1 := main_#t~switch31#1 || 5 == main_~_hj_k~0#1; 5245#L722-91 assume !main_#t~switch31#1; 4963#L722-93 main_#t~switch31#1 := main_#t~switch31#1 || 4 == main_~_hj_k~0#1; 4964#L722-94 assume main_#t~switch31#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 4965#L722-96 main_#t~switch31#1 := main_#t~switch31#1 || 3 == main_~_hj_k~0#1; 4966#L722-97 assume main_#t~switch31#1;call main_#t~mem40#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~mem40#1 % 256 % 4294967296);havoc main_#t~mem40#1; 5183#L722-99 main_#t~switch31#1 := main_#t~switch31#1 || 2 == main_~_hj_k~0#1; 4999#L722-100 assume main_#t~switch31#1;call main_#t~mem41#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~mem41#1 % 256 % 4294967296);havoc main_#t~mem41#1; 5000#L722-102 main_#t~switch31#1 := main_#t~switch31#1 || 1 == main_~_hj_k~0#1; 5126#L722-103 assume main_#t~switch31#1;call main_#t~mem42#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~mem42#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem42#1 % 256 % 4294967296 else main_#t~mem42#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem42#1; 5255#L722-105 havoc main_#t~switch31#1; 5243#L722-171 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; 5241#L722-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 5119#L722-113 main_~_hj_i~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#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; 5234#L722-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet44#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 5147#L722-120 main_~_hj_j~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#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; 5148#L722-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet45#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 4950#L722-127 main_~_ha_hashv~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 5170#L722-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 4976#L722-134 main_~_hj_i~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#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; 4944#L722-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 4945#L722-141 main_~_hj_j~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#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; 5041#L722-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32; 5065#L722-148 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 5189#L722-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet49#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 5007#L722-155 main_~_hj_i~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#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; 5111#L722-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet50#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 5112#L722-162 main_~_hj_j~0#1 := main_#t~nondet50#1;havoc main_#t~nondet50#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; 5184#L722-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet51#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 4937#L722-169 main_~_ha_hashv~0#1 := main_#t~nondet51#1;havoc main_#t~nondet51#1; 4938#L722-170 goto; 5197#L722-172 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; 5161#L722-173 goto; 5162#L722-175 goto; 5228#L722-266 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); 5248#L722-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem69#1.base, main_#t~mem69#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem69#1.base, main_#t~mem69#1.offset; 5250#L722-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#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.base, main_#t~mem71#1.offset := read~$Pointer$(main_#t~mem70#1.base, 16 + main_#t~mem70#1.offset, 4);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 := read~int(main_#t~mem72#1.base, 20 + main_#t~mem72#1.offset, 4);call write~$Pointer$(main_#t~mem71#1.base, main_#t~mem71#1.offset - main_#t~mem73#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1;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 main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_#t~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem75#1.base, 8 + main_#t~mem75#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;call main_#t~mem76#1.base, main_#t~mem76#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~mem76#1.base, 16 + main_#t~mem76#1.offset, 4);havoc main_#t~mem76#1.base, main_#t~mem76#1.offset; 5028#L722-193 goto; 5029#L722-264 havoc main_~_ha_bkt~0#1;call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem78#1 := read~int(main_#t~mem77#1.base, 12 + main_#t~mem77#1.offset, 4);main_#t~post79#1 := main_#t~mem78#1;call write~int(1 + main_#t~post79#1, main_#t~mem77#1.base, 12 + main_#t~mem77#1.offset, 4);havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~post79#1; 5067#L722-203 call main_#t~mem80#1.base, main_#t~mem80#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem81#1 := read~int(main_#t~mem80#1.base, 4 + main_#t~mem80#1.offset, 4); 5068#L722-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem81#1 - 1) % 4294967296;main_#t~nondet82#1 := 0; 5143#L722-201 main_~_ha_bkt~0#1 := main_#t~nondet82#1;havoc main_#t~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1;havoc main_#t~nondet82#1; 5155#L722-202 goto; 5044#L722-261 call main_#t~mem83#1.base, main_#t~mem83#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$(main_#t~mem83#1.base, main_#t~mem83#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem84#1.base, main_#t~mem84#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~mem83#1.base, main_#t~mem83#1.offset;havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call main_#t~mem85#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post86#1 := main_#t~mem85#1;call write~int(1 + main_#t~post86#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem85#1;havoc main_#t~post86#1;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_#t~mem87#1.base, main_#t~mem87#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem88#1.base, main_#t~mem88#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 5045#L722-205 assume main_#t~mem88#1.base != 0 || main_#t~mem88#1.offset != 0;havoc main_#t~mem88#1.base, main_#t~mem88#1.offset;call main_#t~mem89#1.base, main_#t~mem89#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~mem89#1.base, 12 + main_#t~mem89#1.offset, 4);havoc main_#t~mem89#1.base, main_#t~mem89#1.offset; 5193#L722-207 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~mem91#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem90#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short94#1 := main_#t~mem91#1 % 4294967296 >= 10 * (1 + main_#t~mem90#1) % 4294967296; 5057#L722-208 assume main_#t~short94#1;call main_#t~mem92#1.base, main_#t~mem92#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem93#1 := read~int(main_#t~mem92#1.base, 36 + main_#t~mem92#1.offset, 4);main_#t~short94#1 := 0 == main_#t~mem93#1 % 4294967296; 4954#L722-210 assume !main_#t~short94#1;havoc main_#t~mem91#1;havoc main_#t~mem90#1;havoc main_#t~mem92#1.base, main_#t~mem92#1.offset;havoc main_#t~mem93#1;havoc main_#t~short94#1; 4955#L722-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 5116#L722-260 goto; 5198#L722-262 havoc main_~_ha_bkt~0#1; 5166#L722-263 goto; 5167#L722-265 goto; 5088#L722-267 havoc main_~_ha_hashv~0#1; 4957#L722-268 goto; 4958#L715-3 call main_#t~mem3#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post4#1 := main_#t~mem3#1;call write~int(1 + main_#t~post4#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem3#1;havoc main_#t~post4#1; 5095#L715-4 [2023-11-21 22:22:00,742 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:22:00,743 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 6 times [2023-11-21 22:22:00,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:22:00,743 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [113203618] [2023-11-21 22:22:00,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:22:00,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:22:00,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:22:00,758 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:22:00,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:22:00,775 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:22:00,775 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:22:00,775 INFO L85 PathProgramCache]: Analyzing trace with hash 309299617, now seen corresponding path program 1 times [2023-11-21 22:22:00,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:22:00,776 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [512470802] [2023-11-21 22:22:00,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:22:00,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:22:00,825 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 22:22:00,826 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [346425216] [2023-11-21 22:22:00,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:22:00,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:22:00,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eadbb4b-309a-4250-899d-ee350c583937/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:22:00,832 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eadbb4b-309a-4250-899d-ee350c583937/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:22:00,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eadbb4b-309a-4250-899d-ee350c583937/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-21 22:22:01,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:22:01,220 INFO L262 TraceCheckSpWp]: Trace formula consists of 510 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-21 22:22:01,223 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:22:01,389 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 22:22:01,389 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:22:01,389 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:22:01,390 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [512470802] [2023-11-21 22:22:01,390 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-21 22:22:01,390 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [346425216] [2023-11-21 22:22:01,390 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [346425216] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:22:01,390 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:22:01,391 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-21 22:22:01,391 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [630227844] [2023-11-21 22:22:01,391 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:22:01,392 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:22:01,392 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:22:01,392 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-21 22:22:01,393 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-11-21 22:22:01,393 INFO L87 Difference]: Start difference. First operand 341 states and 488 transitions. cyclomatic complexity: 151 Second operand has 8 states, 8 states have (on average 9.5) internal successors, (76), 8 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 22:22:01,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:22:01,791 INFO L93 Difference]: Finished difference Result 351 states and 500 transitions. [2023-11-21 22:22:01,791 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 351 states and 500 transitions. [2023-11-21 22:22:01,797 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 339 [2023-11-21 22:22:01,801 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 351 states to 351 states and 500 transitions. [2023-11-21 22:22:01,801 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 351 [2023-11-21 22:22:01,802 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 351 [2023-11-21 22:22:01,802 INFO L73 IsDeterministic]: Start isDeterministic. Operand 351 states and 500 transitions. [2023-11-21 22:22:01,803 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:22:01,803 INFO L218 hiAutomatonCegarLoop]: Abstraction has 351 states and 500 transitions. [2023-11-21 22:22:01,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 351 states and 500 transitions. [2023-11-21 22:22:01,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 351 to 348. [2023-11-21 22:22:01,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 348 states, 344 states have (on average 1.4244186046511629) internal successors, (490), 343 states have internal predecessors, (490), 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 22:22:01,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 348 states and 496 transitions. [2023-11-21 22:22:01,813 INFO L240 hiAutomatonCegarLoop]: Abstraction has 348 states and 496 transitions. [2023-11-21 22:22:01,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-21 22:22:01,816 INFO L428 stractBuchiCegarLoop]: Abstraction has 348 states and 496 transitions. [2023-11-21 22:22:01,816 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2023-11-21 22:22:01,816 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 348 states and 496 transitions. [2023-11-21 22:22:01,818 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 336 [2023-11-21 22:22:01,818 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:22:01,819 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:22:01,822 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:22:01,822 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 22:22:01,822 INFO L748 eck$LassoCheckResult]: Stem: 6159#$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(21, 2); 6160#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem13#1, main_#t~mem15#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem17#1, main_#t~mem19#1, main_#t~mem18#1, main_#t~mem20#1, main_#t~mem21#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~nondet29#1, main_#t~nondet30#1, main_#t~switch31#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~mem41#1, main_#t~mem42#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_#t~nondet50#1, main_#t~nondet51#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~malloc52#1.base, main_#t~malloc52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~memset~res55#1.base, main_#t~memset~res55#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~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~malloc61#1.base, main_#t~malloc61#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~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~memset~res68#1.base, main_#t~memset~res68#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.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~post79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1, main_#t~nondet82#1, main_#t~mem83#1.base, main_#t~mem83#1.offset, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1, main_#t~post86#1, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem88#1.base, main_#t~mem88#1.offset, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem91#1, main_#t~mem90#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~short94#1, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1, main_#t~malloc97#1.base, main_#t~malloc97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1, main_#t~memset~res102#1.base, main_#t~memset~res102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem107#1, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1, main_#t~nondet108#1, main_#t~mem109#1.base, main_#t~mem109#1.offset, main_#t~mem112#1, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1, main_#t~nondet113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem124#1, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1, main_#t~nondet125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~pre128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem132#1, main_#t~post133#1, main_#t~mem137#1, main_#t~mem135#1, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem136#1, main_#t~mem138#1, main_#t~post139#1, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~post115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1, main_#t~post149#1, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~ite159#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_#t~mem161#1, main_#t~mem162#1.base, main_#t~mem162#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~mem3#1, main_#t~post4#1, main_#t~mem5#1, main_#t~mem167#1, main_#t~mem166#1, main_#t~mem168#1, main_#t~mem169#1, main_#t~mem171#1, main_#t~mem170#1, main_#t~mem172#1, main_#t~mem173#1, main_#t~mem175#1, main_#t~mem174#1, main_#t~mem176#1, main_#t~mem177#1, main_#t~nondet178#1, main_#t~nondet179#1, main_#t~nondet180#1, main_#t~nondet181#1, main_#t~nondet182#1, main_#t~nondet183#1, main_#t~nondet184#1, main_#t~nondet185#1, main_#t~nondet186#1, main_#t~switch187#1, main_#t~mem188#1, main_#t~mem189#1, main_#t~mem190#1, main_#t~mem191#1, main_#t~mem192#1, main_#t~mem193#1, main_#t~mem194#1, main_#t~mem195#1, main_#t~mem196#1, main_#t~mem197#1, main_#t~mem198#1, main_#t~nondet199#1, main_#t~nondet200#1, main_#t~nondet201#1, main_#t~nondet202#1, main_#t~nondet203#1, main_#t~nondet204#1, main_#t~nondet205#1, main_#t~nondet206#1, main_#t~nondet207#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem208#1.base, main_#t~mem208#1.offset, main_#t~mem209#1, main_#t~nondet210#1, main_#t~mem211#1.base, main_#t~mem211#1.offset, main_#t~mem212#1.base, main_#t~mem212#1.offset, main_#t~mem213#1.base, main_#t~mem213#1.offset, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1.base, main_#t~mem215#1.offset, main_#t~mem216#1.base, main_#t~mem216#1.offset, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem218#1, main_#t~mem219#1, main_#t~mem220#1, main_#t~short221#1, main_#t~mem222#1.base, main_#t~mem222#1.offset, main_#t~ret223#1, main_#t~mem224#1.base, main_#t~mem224#1.offset, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~mem226#1.base, main_#t~mem226#1.offset, main_#t~mem227#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem228#1.base, main_#t~mem228#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~short230#1, main_#t~mem231#1.base, main_#t~mem231#1.offset, main_#t~mem232#1.base, main_#t~mem232#1.offset, main_#t~mem233#1.base, main_#t~mem233#1.offset, main_#t~mem234#1.base, main_#t~mem234#1.offset, main_#t~mem235#1.base, main_#t~mem235#1.offset, main_#t~mem236#1.base, main_#t~mem236#1.offset, main_#t~mem237#1.base, main_#t~mem237#1.offset, main_#t~mem238#1.base, main_#t~mem238#1.offset, main_#t~mem239#1, main_#t~mem240#1.base, main_#t~mem240#1.offset, main_#t~mem241#1.base, main_#t~mem241#1.offset, main_#t~mem242#1.base, main_#t~mem242#1.offset, main_#t~mem243#1, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1.base, main_#t~mem245#1.offset, main_#t~mem246#1.base, main_#t~mem246#1.offset, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem253#1, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1, main_#t~nondet254#1, main_#t~mem255#1.base, main_#t~mem255#1.offset, main_#t~mem256#1.base, main_#t~mem256#1.offset, main_#t~mem257#1, main_#t~post258#1, main_#t~mem259#1.base, main_#t~mem259#1.offset, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1.base, main_#t~mem263#1.offset, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~mem266#1.base, main_#t~mem266#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1, main_#t~post269#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem163#1, main_#t~post164#1, main_#t~mem165#1, main_#t~mem270#1.base, main_#t~mem270#1.offset, main_#t~ite272#1.base, main_#t~ite272#1.offset, main_#t~mem271#1.base, main_#t~mem271#1.offset, main_#t~mem275#1.base, main_#t~mem275#1.offset, main_#t~mem276#1.base, main_#t~mem276#1.offset, main_#t~short277#1, main_#t~mem278#1.base, main_#t~mem278#1.offset, main_#t~mem279#1.base, main_#t~mem279#1.offset, main_#t~mem280#1.base, main_#t~mem280#1.offset, main_#t~mem281#1.base, main_#t~mem281#1.offset, main_#t~mem282#1.base, main_#t~mem282#1.offset, main_#t~mem283#1.base, main_#t~mem283#1.offset, main_#t~mem284#1.base, main_#t~mem284#1.offset, main_#t~mem285#1.base, main_#t~mem285#1.offset, main_#t~mem286#1, main_#t~mem287#1.base, main_#t~mem287#1.offset, main_#t~mem288#1.base, main_#t~mem288#1.offset, main_#t~mem289#1.base, main_#t~mem289#1.offset, main_#t~mem290#1, main_#t~mem291#1.base, main_#t~mem291#1.offset, main_#t~mem292#1.base, main_#t~mem292#1.offset, main_#t~mem293#1.base, main_#t~mem293#1.offset, main_#t~mem294#1.base, main_#t~mem294#1.offset, main_#t~mem295#1.base, main_#t~mem295#1.offset, main_#t~mem296#1, main_#t~mem297#1.base, main_#t~mem297#1.offset, main_#t~mem300#1, main_#t~mem298#1.base, main_#t~mem298#1.offset, main_#t~mem299#1, main_#t~nondet301#1, main_#t~mem302#1.base, main_#t~mem302#1.offset, main_#t~mem303#1.base, main_#t~mem303#1.offset, main_#t~mem304#1, main_#t~post305#1, main_#t~mem306#1.base, main_#t~mem306#1.offset, main_#t~mem307#1.base, main_#t~mem307#1.offset, main_#t~mem308#1.base, main_#t~mem308#1.offset, main_#t~mem309#1.base, main_#t~mem309#1.offset, main_#t~mem310#1.base, main_#t~mem310#1.offset, main_#t~mem311#1.base, main_#t~mem311#1.offset, main_#t~mem312#1.base, main_#t~mem312#1.offset, main_#t~mem313#1.base, main_#t~mem313#1.offset, main_~_hd_head~1#1.base, main_~_hd_head~1#1.offset, main_#t~mem314#1.base, main_#t~mem314#1.offset, main_#t~mem315#1, main_#t~post316#1, main_~_hd_bkt~1#1, main_~_hd_hh_del~1#1.base, main_~_hd_hh_del~1#1.offset, main_#t~ite274#1.base, main_#t~ite274#1.offset, main_#t~mem273#1.base, main_#t~mem273#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset, main_~temp~0#1.base, main_~temp~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 6023#L715-4 [2023-11-21 22:22:01,824 INFO L750 eck$LassoCheckResult]: Loop: 6023#L715-4 call main_#t~mem5#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 6196#L715-1 assume !!(main_#t~mem5#1 < 1000);havoc main_#t~mem5#1;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 5947#L717 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 5948#L717-2 call main_#t~mem7#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem7#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem9#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem8#1 * main_#t~mem9#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem8#1;havoc main_#t~mem9#1; 6096#L722-269 havoc main_~_ha_hashv~0#1; 6186#L722-176 goto; 6136#L722-174 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; 5983#L722-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 5984#L722-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch31#1 := 11 == main_~_hj_k~0#1; 5901#L722-73 assume !main_#t~switch31#1; 5902#L722-75 main_#t~switch31#1 := main_#t~switch31#1 || 10 == main_~_hj_k~0#1; 6024#L722-76 assume !main_#t~switch31#1; 6025#L722-78 main_#t~switch31#1 := main_#t~switch31#1 || 9 == main_~_hj_k~0#1; 6064#L722-79 assume !main_#t~switch31#1; 6065#L722-81 main_#t~switch31#1 := main_#t~switch31#1 || 8 == main_~_hj_k~0#1; 6139#L722-82 assume !main_#t~switch31#1; 5949#L722-84 main_#t~switch31#1 := main_#t~switch31#1 || 7 == main_~_hj_k~0#1; 5950#L722-85 assume !main_#t~switch31#1; 5986#L722-87 main_#t~switch31#1 := main_#t~switch31#1 || 6 == main_~_hj_k~0#1; 5978#L722-88 assume !main_#t~switch31#1; 5979#L722-90 main_#t~switch31#1 := main_#t~switch31#1 || 5 == main_~_hj_k~0#1; 6175#L722-91 assume !main_#t~switch31#1; 5891#L722-93 main_#t~switch31#1 := main_#t~switch31#1 || 4 == main_~_hj_k~0#1; 5892#L722-94 assume main_#t~switch31#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 5893#L722-96 main_#t~switch31#1 := main_#t~switch31#1 || 3 == main_~_hj_k~0#1; 5894#L722-97 assume main_#t~switch31#1;call main_#t~mem40#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~mem40#1 % 256 % 4294967296);havoc main_#t~mem40#1; 6114#L722-99 main_#t~switch31#1 := main_#t~switch31#1 || 2 == main_~_hj_k~0#1; 5929#L722-100 assume main_#t~switch31#1;call main_#t~mem41#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~mem41#1 % 256 % 4294967296);havoc main_#t~mem41#1; 5930#L722-102 main_#t~switch31#1 := main_#t~switch31#1 || 1 == main_~_hj_k~0#1; 6054#L722-103 assume main_#t~switch31#1;call main_#t~mem42#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~mem42#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem42#1 % 256 % 4294967296 else main_#t~mem42#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem42#1; 6185#L722-105 havoc main_#t~switch31#1; 6173#L722-171 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; 6167#L722-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 6168#L722-113 main_~_hj_i~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#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; 6205#L722-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet44#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 6075#L722-120 main_~_hj_j~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#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; 6076#L722-121 assume !(0 == main_~_ha_hashv~0#1 % 4294967296); 6199#L722-123 assume 0 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296;main_#t~nondet45#1 := main_~_ha_hashv~0#1; 5876#L722-127 main_~_ha_hashv~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 6097#L722-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 5900#L722-134 main_~_hj_i~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#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; 5869#L722-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 5870#L722-141 main_~_hj_j~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#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; 5969#L722-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32; 5991#L722-148 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 6117#L722-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet49#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 5933#L722-155 main_~_hj_i~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#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; 6036#L722-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet50#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 6037#L722-162 main_~_hj_j~0#1 := main_#t~nondet50#1;havoc main_#t~nondet50#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; 6109#L722-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet51#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 5863#L722-169 main_~_ha_hashv~0#1 := main_#t~nondet51#1;havoc main_#t~nondet51#1; 5864#L722-170 goto; 6123#L722-172 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; 6089#L722-173 goto; 6090#L722-175 goto; 6157#L722-266 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); 6178#L722-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem69#1.base, main_#t~mem69#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem69#1.base, main_#t~mem69#1.offset; 6180#L722-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#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.base, main_#t~mem71#1.offset := read~$Pointer$(main_#t~mem70#1.base, 16 + main_#t~mem70#1.offset, 4);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 := read~int(main_#t~mem72#1.base, 20 + main_#t~mem72#1.offset, 4);call write~$Pointer$(main_#t~mem71#1.base, main_#t~mem71#1.offset - main_#t~mem73#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1;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 main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_#t~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem75#1.base, 8 + main_#t~mem75#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;call main_#t~mem76#1.base, main_#t~mem76#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~mem76#1.base, 16 + main_#t~mem76#1.offset, 4);havoc main_#t~mem76#1.base, main_#t~mem76#1.offset; 5956#L722-193 goto; 5957#L722-264 havoc main_~_ha_bkt~0#1;call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem78#1 := read~int(main_#t~mem77#1.base, 12 + main_#t~mem77#1.offset, 4);main_#t~post79#1 := main_#t~mem78#1;call write~int(1 + main_#t~post79#1, main_#t~mem77#1.base, 12 + main_#t~mem77#1.offset, 4);havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~post79#1; 5993#L722-203 call main_#t~mem80#1.base, main_#t~mem80#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem81#1 := read~int(main_#t~mem80#1.base, 4 + main_#t~mem80#1.offset, 4); 5994#L722-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem81#1 - 1) % 4294967296;main_#t~nondet82#1 := 0; 6071#L722-201 main_~_ha_bkt~0#1 := main_#t~nondet82#1;havoc main_#t~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1;havoc main_#t~nondet82#1; 6083#L722-202 goto; 5972#L722-261 call main_#t~mem83#1.base, main_#t~mem83#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$(main_#t~mem83#1.base, main_#t~mem83#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem84#1.base, main_#t~mem84#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~mem83#1.base, main_#t~mem83#1.offset;havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call main_#t~mem85#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post86#1 := main_#t~mem85#1;call write~int(1 + main_#t~post86#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem85#1;havoc main_#t~post86#1;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_#t~mem87#1.base, main_#t~mem87#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem88#1.base, main_#t~mem88#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 5973#L722-205 assume main_#t~mem88#1.base != 0 || main_#t~mem88#1.offset != 0;havoc main_#t~mem88#1.base, main_#t~mem88#1.offset;call main_#t~mem89#1.base, main_#t~mem89#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~mem89#1.base, 12 + main_#t~mem89#1.offset, 4);havoc main_#t~mem89#1.base, main_#t~mem89#1.offset; 6120#L722-207 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~mem91#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem90#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short94#1 := main_#t~mem91#1 % 4294967296 >= 10 * (1 + main_#t~mem90#1) % 4294967296; 5985#L722-208 assume main_#t~short94#1;call main_#t~mem92#1.base, main_#t~mem92#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem93#1 := read~int(main_#t~mem92#1.base, 36 + main_#t~mem92#1.offset, 4);main_#t~short94#1 := 0 == main_#t~mem93#1 % 4294967296; 5882#L722-210 assume !main_#t~short94#1;havoc main_#t~mem91#1;havoc main_#t~mem90#1;havoc main_#t~mem92#1.base, main_#t~mem92#1.offset;havoc main_#t~mem93#1;havoc main_#t~short94#1; 5883#L722-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 6044#L722-260 goto; 6127#L722-262 havoc main_~_ha_bkt~0#1; 6094#L722-263 goto; 6095#L722-265 goto; 6014#L722-267 havoc main_~_ha_hashv~0#1; 5885#L722-268 goto; 5886#L715-3 call main_#t~mem3#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post4#1 := main_#t~mem3#1;call write~int(1 + main_#t~post4#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem3#1;havoc main_#t~post4#1; 6023#L715-4 [2023-11-21 22:22:01,825 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:22:01,825 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 7 times [2023-11-21 22:22:01,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:22:01,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1093998921] [2023-11-21 22:22:01,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:22:01,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:22:01,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:22:01,850 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:22:01,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:22:01,873 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:22:01,874 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:22:01,874 INFO L85 PathProgramCache]: Analyzing trace with hash 1670632649, now seen corresponding path program 1 times [2023-11-21 22:22:01,874 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:22:01,875 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1553968074] [2023-11-21 22:22:01,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:22:01,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:22:01,929 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 22:22:01,930 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [60214046] [2023-11-21 22:22:01,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:22:01,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:22:01,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eadbb4b-309a-4250-899d-ee350c583937/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:22:01,936 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eadbb4b-309a-4250-899d-ee350c583937/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:22:01,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eadbb4b-309a-4250-899d-ee350c583937/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-21 22:22:02,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:22:02,336 INFO L262 TraceCheckSpWp]: Trace formula consists of 511 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-21 22:22:02,339 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:22:02,518 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 22:22:02,518 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:22:02,518 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:22:02,518 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1553968074] [2023-11-21 22:22:02,519 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-21 22:22:02,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [60214046] [2023-11-21 22:22:02,519 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [60214046] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:22:02,519 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:22:02,519 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-21 22:22:02,520 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [205670324] [2023-11-21 22:22:02,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:22:02,520 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:22:02,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:22:02,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-21 22:22:02,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-21 22:22:02,522 INFO L87 Difference]: Start difference. First operand 348 states and 496 transitions. cyclomatic complexity: 152 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 22:22:02,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:22:02,863 INFO L93 Difference]: Finished difference Result 346 states and 492 transitions. [2023-11-21 22:22:02,863 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 346 states and 492 transitions. [2023-11-21 22:22:02,867 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 334 [2023-11-21 22:22:02,872 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 346 states to 346 states and 492 transitions. [2023-11-21 22:22:02,872 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 346 [2023-11-21 22:22:02,873 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 346 [2023-11-21 22:22:02,873 INFO L73 IsDeterministic]: Start isDeterministic. Operand 346 states and 492 transitions. [2023-11-21 22:22:02,874 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:22:02,874 INFO L218 hiAutomatonCegarLoop]: Abstraction has 346 states and 492 transitions. [2023-11-21 22:22:02,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 346 states and 492 transitions. [2023-11-21 22:22:02,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 346 to 345. [2023-11-21 22:22:02,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 345 states, 341 states have (on average 1.4222873900293256) internal successors, (485), 340 states have internal predecessors, (485), 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 22:22:02,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 345 states and 491 transitions. [2023-11-21 22:22:02,885 INFO L240 hiAutomatonCegarLoop]: Abstraction has 345 states and 491 transitions. [2023-11-21 22:22:02,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-21 22:22:02,890 INFO L428 stractBuchiCegarLoop]: Abstraction has 345 states and 491 transitions. [2023-11-21 22:22:02,890 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2023-11-21 22:22:02,891 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 345 states and 491 transitions. [2023-11-21 22:22:02,894 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 333 [2023-11-21 22:22:02,894 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:22:02,894 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:22:02,895 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:22:02,895 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 22:22:02,896 INFO L748 eck$LassoCheckResult]: Stem: 7089#$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(21, 2); 7090#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem13#1, main_#t~mem15#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem17#1, main_#t~mem19#1, main_#t~mem18#1, main_#t~mem20#1, main_#t~mem21#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~nondet29#1, main_#t~nondet30#1, main_#t~switch31#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~mem41#1, main_#t~mem42#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_#t~nondet50#1, main_#t~nondet51#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~malloc52#1.base, main_#t~malloc52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~memset~res55#1.base, main_#t~memset~res55#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~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~malloc61#1.base, main_#t~malloc61#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~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~memset~res68#1.base, main_#t~memset~res68#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.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~post79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1, main_#t~nondet82#1, main_#t~mem83#1.base, main_#t~mem83#1.offset, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1, main_#t~post86#1, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem88#1.base, main_#t~mem88#1.offset, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem91#1, main_#t~mem90#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~short94#1, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1, main_#t~malloc97#1.base, main_#t~malloc97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1, main_#t~memset~res102#1.base, main_#t~memset~res102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem107#1, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1, main_#t~nondet108#1, main_#t~mem109#1.base, main_#t~mem109#1.offset, main_#t~mem112#1, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1, main_#t~nondet113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem124#1, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1, main_#t~nondet125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~pre128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem132#1, main_#t~post133#1, main_#t~mem137#1, main_#t~mem135#1, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem136#1, main_#t~mem138#1, main_#t~post139#1, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~post115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1, main_#t~post149#1, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~ite159#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_#t~mem161#1, main_#t~mem162#1.base, main_#t~mem162#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~mem3#1, main_#t~post4#1, main_#t~mem5#1, main_#t~mem167#1, main_#t~mem166#1, main_#t~mem168#1, main_#t~mem169#1, main_#t~mem171#1, main_#t~mem170#1, main_#t~mem172#1, main_#t~mem173#1, main_#t~mem175#1, main_#t~mem174#1, main_#t~mem176#1, main_#t~mem177#1, main_#t~nondet178#1, main_#t~nondet179#1, main_#t~nondet180#1, main_#t~nondet181#1, main_#t~nondet182#1, main_#t~nondet183#1, main_#t~nondet184#1, main_#t~nondet185#1, main_#t~nondet186#1, main_#t~switch187#1, main_#t~mem188#1, main_#t~mem189#1, main_#t~mem190#1, main_#t~mem191#1, main_#t~mem192#1, main_#t~mem193#1, main_#t~mem194#1, main_#t~mem195#1, main_#t~mem196#1, main_#t~mem197#1, main_#t~mem198#1, main_#t~nondet199#1, main_#t~nondet200#1, main_#t~nondet201#1, main_#t~nondet202#1, main_#t~nondet203#1, main_#t~nondet204#1, main_#t~nondet205#1, main_#t~nondet206#1, main_#t~nondet207#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem208#1.base, main_#t~mem208#1.offset, main_#t~mem209#1, main_#t~nondet210#1, main_#t~mem211#1.base, main_#t~mem211#1.offset, main_#t~mem212#1.base, main_#t~mem212#1.offset, main_#t~mem213#1.base, main_#t~mem213#1.offset, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1.base, main_#t~mem215#1.offset, main_#t~mem216#1.base, main_#t~mem216#1.offset, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem218#1, main_#t~mem219#1, main_#t~mem220#1, main_#t~short221#1, main_#t~mem222#1.base, main_#t~mem222#1.offset, main_#t~ret223#1, main_#t~mem224#1.base, main_#t~mem224#1.offset, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~mem226#1.base, main_#t~mem226#1.offset, main_#t~mem227#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem228#1.base, main_#t~mem228#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~short230#1, main_#t~mem231#1.base, main_#t~mem231#1.offset, main_#t~mem232#1.base, main_#t~mem232#1.offset, main_#t~mem233#1.base, main_#t~mem233#1.offset, main_#t~mem234#1.base, main_#t~mem234#1.offset, main_#t~mem235#1.base, main_#t~mem235#1.offset, main_#t~mem236#1.base, main_#t~mem236#1.offset, main_#t~mem237#1.base, main_#t~mem237#1.offset, main_#t~mem238#1.base, main_#t~mem238#1.offset, main_#t~mem239#1, main_#t~mem240#1.base, main_#t~mem240#1.offset, main_#t~mem241#1.base, main_#t~mem241#1.offset, main_#t~mem242#1.base, main_#t~mem242#1.offset, main_#t~mem243#1, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1.base, main_#t~mem245#1.offset, main_#t~mem246#1.base, main_#t~mem246#1.offset, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem253#1, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1, main_#t~nondet254#1, main_#t~mem255#1.base, main_#t~mem255#1.offset, main_#t~mem256#1.base, main_#t~mem256#1.offset, main_#t~mem257#1, main_#t~post258#1, main_#t~mem259#1.base, main_#t~mem259#1.offset, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1.base, main_#t~mem263#1.offset, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~mem266#1.base, main_#t~mem266#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1, main_#t~post269#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem163#1, main_#t~post164#1, main_#t~mem165#1, main_#t~mem270#1.base, main_#t~mem270#1.offset, main_#t~ite272#1.base, main_#t~ite272#1.offset, main_#t~mem271#1.base, main_#t~mem271#1.offset, main_#t~mem275#1.base, main_#t~mem275#1.offset, main_#t~mem276#1.base, main_#t~mem276#1.offset, main_#t~short277#1, main_#t~mem278#1.base, main_#t~mem278#1.offset, main_#t~mem279#1.base, main_#t~mem279#1.offset, main_#t~mem280#1.base, main_#t~mem280#1.offset, main_#t~mem281#1.base, main_#t~mem281#1.offset, main_#t~mem282#1.base, main_#t~mem282#1.offset, main_#t~mem283#1.base, main_#t~mem283#1.offset, main_#t~mem284#1.base, main_#t~mem284#1.offset, main_#t~mem285#1.base, main_#t~mem285#1.offset, main_#t~mem286#1, main_#t~mem287#1.base, main_#t~mem287#1.offset, main_#t~mem288#1.base, main_#t~mem288#1.offset, main_#t~mem289#1.base, main_#t~mem289#1.offset, main_#t~mem290#1, main_#t~mem291#1.base, main_#t~mem291#1.offset, main_#t~mem292#1.base, main_#t~mem292#1.offset, main_#t~mem293#1.base, main_#t~mem293#1.offset, main_#t~mem294#1.base, main_#t~mem294#1.offset, main_#t~mem295#1.base, main_#t~mem295#1.offset, main_#t~mem296#1, main_#t~mem297#1.base, main_#t~mem297#1.offset, main_#t~mem300#1, main_#t~mem298#1.base, main_#t~mem298#1.offset, main_#t~mem299#1, main_#t~nondet301#1, main_#t~mem302#1.base, main_#t~mem302#1.offset, main_#t~mem303#1.base, main_#t~mem303#1.offset, main_#t~mem304#1, main_#t~post305#1, main_#t~mem306#1.base, main_#t~mem306#1.offset, main_#t~mem307#1.base, main_#t~mem307#1.offset, main_#t~mem308#1.base, main_#t~mem308#1.offset, main_#t~mem309#1.base, main_#t~mem309#1.offset, main_#t~mem310#1.base, main_#t~mem310#1.offset, main_#t~mem311#1.base, main_#t~mem311#1.offset, main_#t~mem312#1.base, main_#t~mem312#1.offset, main_#t~mem313#1.base, main_#t~mem313#1.offset, main_~_hd_head~1#1.base, main_~_hd_head~1#1.offset, main_#t~mem314#1.base, main_#t~mem314#1.offset, main_#t~mem315#1, main_#t~post316#1, main_~_hd_bkt~1#1, main_~_hd_hh_del~1#1.base, main_~_hd_hh_del~1#1.offset, main_#t~ite274#1.base, main_#t~ite274#1.offset, main_#t~mem273#1.base, main_#t~mem273#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset, main_~temp~0#1.base, main_~temp~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 6954#L715-4 [2023-11-21 22:22:02,896 INFO L750 eck$LassoCheckResult]: Loop: 6954#L715-4 call main_#t~mem5#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 7125#L715-1 assume !!(main_#t~mem5#1 < 1000);havoc main_#t~mem5#1;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 6876#L717 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 6877#L717-2 call main_#t~mem7#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem7#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem9#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem8#1 * main_#t~mem9#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem8#1;havoc main_#t~mem9#1; 7027#L722-269 havoc main_~_ha_hashv~0#1; 7116#L722-176 goto; 7066#L722-174 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; 6914#L722-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 6915#L722-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch31#1 := 11 == main_~_hj_k~0#1; 6830#L722-73 assume !main_#t~switch31#1; 6831#L722-75 main_#t~switch31#1 := main_#t~switch31#1 || 10 == main_~_hj_k~0#1; 6955#L722-76 assume !main_#t~switch31#1; 6956#L722-78 main_#t~switch31#1 := main_#t~switch31#1 || 9 == main_~_hj_k~0#1; 6995#L722-79 assume !main_#t~switch31#1; 6996#L722-81 main_#t~switch31#1 := main_#t~switch31#1 || 8 == main_~_hj_k~0#1; 7069#L722-82 assume !main_#t~switch31#1; 6880#L722-84 main_#t~switch31#1 := main_#t~switch31#1 || 7 == main_~_hj_k~0#1; 6881#L722-85 assume !main_#t~switch31#1; 6917#L722-87 main_#t~switch31#1 := main_#t~switch31#1 || 6 == main_~_hj_k~0#1; 6909#L722-88 assume !main_#t~switch31#1; 6910#L722-90 main_#t~switch31#1 := main_#t~switch31#1 || 5 == main_~_hj_k~0#1; 7105#L722-91 assume !main_#t~switch31#1; 6822#L722-93 main_#t~switch31#1 := main_#t~switch31#1 || 4 == main_~_hj_k~0#1; 6823#L722-94 assume main_#t~switch31#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 6824#L722-96 main_#t~switch31#1 := main_#t~switch31#1 || 3 == main_~_hj_k~0#1; 6825#L722-97 assume main_#t~switch31#1;call main_#t~mem40#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~mem40#1 % 256 % 4294967296);havoc main_#t~mem40#1; 7044#L722-99 main_#t~switch31#1 := main_#t~switch31#1 || 2 == main_~_hj_k~0#1; 6858#L722-100 assume main_#t~switch31#1;call main_#t~mem41#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~mem41#1 % 256 % 4294967296);havoc main_#t~mem41#1; 6859#L722-102 main_#t~switch31#1 := main_#t~switch31#1 || 1 == main_~_hj_k~0#1; 6985#L722-103 assume main_#t~switch31#1;call main_#t~mem42#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~mem42#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem42#1 % 256 % 4294967296 else main_#t~mem42#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem42#1; 7115#L722-105 havoc main_#t~switch31#1; 7103#L722-171 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; 7101#L722-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 7095#L722-113 main_~_hj_i~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#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; 7093#L722-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 7094#L722-116 assume !(0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296); 7063#L722-118 assume !(main_~_hj_j~0#1 % 4294967296 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296);assume main_#t~nondet44#1 % 4294967296 <= main_~_hj_j~0#1 % 4294967296 + 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296; 7006#L722-120 main_~_hj_j~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#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; 7007#L722-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet45#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 6809#L722-127 main_~_ha_hashv~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 7031#L722-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 6835#L722-134 main_~_hj_i~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#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; 6803#L722-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 6804#L722-141 main_~_hj_j~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#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; 6900#L722-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32; 6926#L722-148 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 7048#L722-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet49#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 6868#L722-155 main_~_hj_i~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#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; 6972#L722-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet50#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 6973#L722-162 main_~_hj_j~0#1 := main_#t~nondet50#1;havoc main_#t~nondet50#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; 7045#L722-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet51#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 6794#L722-169 main_~_ha_hashv~0#1 := main_#t~nondet51#1;havoc main_#t~nondet51#1; 6795#L722-170 goto; 7054#L722-172 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; 7020#L722-173 goto; 7021#L722-175 goto; 7087#L722-266 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); 7108#L722-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem69#1.base, main_#t~mem69#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem69#1.base, main_#t~mem69#1.offset; 7110#L722-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#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.base, main_#t~mem71#1.offset := read~$Pointer$(main_#t~mem70#1.base, 16 + main_#t~mem70#1.offset, 4);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 := read~int(main_#t~mem72#1.base, 20 + main_#t~mem72#1.offset, 4);call write~$Pointer$(main_#t~mem71#1.base, main_#t~mem71#1.offset - main_#t~mem73#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1;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 main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_#t~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem75#1.base, 8 + main_#t~mem75#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;call main_#t~mem76#1.base, main_#t~mem76#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~mem76#1.base, 16 + main_#t~mem76#1.offset, 4);havoc main_#t~mem76#1.base, main_#t~mem76#1.offset; 6885#L722-193 goto; 6886#L722-264 havoc main_~_ha_bkt~0#1;call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem78#1 := read~int(main_#t~mem77#1.base, 12 + main_#t~mem77#1.offset, 4);main_#t~post79#1 := main_#t~mem78#1;call write~int(1 + main_#t~post79#1, main_#t~mem77#1.base, 12 + main_#t~mem77#1.offset, 4);havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~post79#1; 6921#L722-203 call main_#t~mem80#1.base, main_#t~mem80#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem81#1 := read~int(main_#t~mem80#1.base, 4 + main_#t~mem80#1.offset, 4); 6922#L722-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem81#1 - 1) % 4294967296;main_#t~nondet82#1 := 0; 7002#L722-201 main_~_ha_bkt~0#1 := main_#t~nondet82#1;havoc main_#t~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1;havoc main_#t~nondet82#1; 7013#L722-202 goto; 6903#L722-261 call main_#t~mem83#1.base, main_#t~mem83#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$(main_#t~mem83#1.base, main_#t~mem83#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem84#1.base, main_#t~mem84#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~mem83#1.base, main_#t~mem83#1.offset;havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call main_#t~mem85#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post86#1 := main_#t~mem85#1;call write~int(1 + main_#t~post86#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem85#1;havoc main_#t~post86#1;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_#t~mem87#1.base, main_#t~mem87#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem88#1.base, main_#t~mem88#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 6904#L722-205 assume main_#t~mem88#1.base != 0 || main_#t~mem88#1.offset != 0;havoc main_#t~mem88#1.base, main_#t~mem88#1.offset;call main_#t~mem89#1.base, main_#t~mem89#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~mem89#1.base, 12 + main_#t~mem89#1.offset, 4);havoc main_#t~mem89#1.base, main_#t~mem89#1.offset; 7050#L722-207 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~mem91#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem90#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short94#1 := main_#t~mem91#1 % 4294967296 >= 10 * (1 + main_#t~mem90#1) % 4294967296; 6916#L722-208 assume main_#t~short94#1;call main_#t~mem92#1.base, main_#t~mem92#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem93#1 := read~int(main_#t~mem92#1.base, 36 + main_#t~mem92#1.offset, 4);main_#t~short94#1 := 0 == main_#t~mem93#1 % 4294967296; 6813#L722-210 assume !main_#t~short94#1;havoc main_#t~mem91#1;havoc main_#t~mem90#1;havoc main_#t~mem92#1.base, main_#t~mem92#1.offset;havoc main_#t~mem93#1;havoc main_#t~short94#1; 6814#L722-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 6975#L722-260 goto; 7058#L722-262 havoc main_~_ha_bkt~0#1; 7025#L722-263 goto; 7026#L722-265 goto; 6943#L722-267 havoc main_~_ha_hashv~0#1; 6816#L722-268 goto; 6817#L715-3 call main_#t~mem3#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post4#1 := main_#t~mem3#1;call write~int(1 + main_#t~post4#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem3#1;havoc main_#t~post4#1; 6954#L715-4 [2023-11-21 22:22:02,897 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:22:02,897 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 8 times [2023-11-21 22:22:02,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:22:02,898 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [606720971] [2023-11-21 22:22:02,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:22:02,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:22:02,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:22:02,921 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:22:02,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:22:02,949 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:22:02,950 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:22:02,950 INFO L85 PathProgramCache]: Analyzing trace with hash 309060570, now seen corresponding path program 1 times [2023-11-21 22:22:02,950 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:22:02,951 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433208760] [2023-11-21 22:22:02,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:22:02,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:22:03,012 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 22:22:03,013 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [238300426] [2023-11-21 22:22:03,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:22:03,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:22:03,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eadbb4b-309a-4250-899d-ee350c583937/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:22:03,016 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eadbb4b-309a-4250-899d-ee350c583937/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:22:03,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eadbb4b-309a-4250-899d-ee350c583937/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-21 22:22:07,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:22:07,782 INFO L262 TraceCheckSpWp]: Trace formula consists of 510 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-21 22:22:07,785 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:22:33,095 WARN L293 SmtUtils]: Spent 24.01s on a formula simplification that was a NOOP. DAG size: 17 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-21 22:22:45,122 WARN L293 SmtUtils]: Spent 12.03s on a formula simplification. DAG size of input: 19 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-21 22:22:45,221 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 22:22:45,221 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:22:45,221 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:22:45,221 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1433208760] [2023-11-21 22:22:45,221 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-21 22:22:45,222 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [238300426] [2023-11-21 22:22:45,222 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [238300426] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:22:45,222 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:22:45,222 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-11-21 22:22:45,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822713365] [2023-11-21 22:22:45,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:22:45,223 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:22:45,223 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:22:45,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-21 22:22:45,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2023-11-21 22:22:45,224 INFO L87 Difference]: Start difference. First operand 345 states and 491 transitions. cyclomatic complexity: 150 Second operand has 10 states, 10 states have (on average 7.8) internal successors, (78), 10 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 22:22:46,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:22:46,105 INFO L93 Difference]: Finished difference Result 356 states and 506 transitions. [2023-11-21 22:22:46,105 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 356 states and 506 transitions. [2023-11-21 22:22:46,109 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 343 [2023-11-21 22:22:46,112 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 356 states to 355 states and 505 transitions. [2023-11-21 22:22:46,113 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 355 [2023-11-21 22:22:46,113 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 355 [2023-11-21 22:22:46,113 INFO L73 IsDeterministic]: Start isDeterministic. Operand 355 states and 505 transitions. [2023-11-21 22:22:46,114 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:22:46,115 INFO L218 hiAutomatonCegarLoop]: Abstraction has 355 states and 505 transitions. [2023-11-21 22:22:46,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 355 states and 505 transitions. [2023-11-21 22:22:46,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 355 to 350. [2023-11-21 22:22:46,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 350 states, 346 states have (on average 1.4190751445086704) internal successors, (491), 345 states have internal predecessors, (491), 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 22:22:46,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 350 states and 497 transitions. [2023-11-21 22:22:46,124 INFO L240 hiAutomatonCegarLoop]: Abstraction has 350 states and 497 transitions. [2023-11-21 22:22:46,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-21 22:22:46,129 INFO L428 stractBuchiCegarLoop]: Abstraction has 350 states and 497 transitions. [2023-11-21 22:22:46,129 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2023-11-21 22:22:46,129 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 350 states and 497 transitions. [2023-11-21 22:22:46,131 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 338 [2023-11-21 22:22:46,131 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:22:46,132 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:22:46,132 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:22:46,132 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 22:22:46,133 INFO L748 eck$LassoCheckResult]: Stem: 8038#$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(21, 2); 8039#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem13#1, main_#t~mem15#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem17#1, main_#t~mem19#1, main_#t~mem18#1, main_#t~mem20#1, main_#t~mem21#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~nondet29#1, main_#t~nondet30#1, main_#t~switch31#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~mem41#1, main_#t~mem42#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_#t~nondet50#1, main_#t~nondet51#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~malloc52#1.base, main_#t~malloc52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~memset~res55#1.base, main_#t~memset~res55#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~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~malloc61#1.base, main_#t~malloc61#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~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~memset~res68#1.base, main_#t~memset~res68#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.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~post79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1, main_#t~nondet82#1, main_#t~mem83#1.base, main_#t~mem83#1.offset, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1, main_#t~post86#1, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem88#1.base, main_#t~mem88#1.offset, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem91#1, main_#t~mem90#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~short94#1, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1, main_#t~malloc97#1.base, main_#t~malloc97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1, main_#t~memset~res102#1.base, main_#t~memset~res102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem107#1, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1, main_#t~nondet108#1, main_#t~mem109#1.base, main_#t~mem109#1.offset, main_#t~mem112#1, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1, main_#t~nondet113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem124#1, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1, main_#t~nondet125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~pre128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem132#1, main_#t~post133#1, main_#t~mem137#1, main_#t~mem135#1, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem136#1, main_#t~mem138#1, main_#t~post139#1, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~post115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1, main_#t~post149#1, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~ite159#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_#t~mem161#1, main_#t~mem162#1.base, main_#t~mem162#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~mem3#1, main_#t~post4#1, main_#t~mem5#1, main_#t~mem167#1, main_#t~mem166#1, main_#t~mem168#1, main_#t~mem169#1, main_#t~mem171#1, main_#t~mem170#1, main_#t~mem172#1, main_#t~mem173#1, main_#t~mem175#1, main_#t~mem174#1, main_#t~mem176#1, main_#t~mem177#1, main_#t~nondet178#1, main_#t~nondet179#1, main_#t~nondet180#1, main_#t~nondet181#1, main_#t~nondet182#1, main_#t~nondet183#1, main_#t~nondet184#1, main_#t~nondet185#1, main_#t~nondet186#1, main_#t~switch187#1, main_#t~mem188#1, main_#t~mem189#1, main_#t~mem190#1, main_#t~mem191#1, main_#t~mem192#1, main_#t~mem193#1, main_#t~mem194#1, main_#t~mem195#1, main_#t~mem196#1, main_#t~mem197#1, main_#t~mem198#1, main_#t~nondet199#1, main_#t~nondet200#1, main_#t~nondet201#1, main_#t~nondet202#1, main_#t~nondet203#1, main_#t~nondet204#1, main_#t~nondet205#1, main_#t~nondet206#1, main_#t~nondet207#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem208#1.base, main_#t~mem208#1.offset, main_#t~mem209#1, main_#t~nondet210#1, main_#t~mem211#1.base, main_#t~mem211#1.offset, main_#t~mem212#1.base, main_#t~mem212#1.offset, main_#t~mem213#1.base, main_#t~mem213#1.offset, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1.base, main_#t~mem215#1.offset, main_#t~mem216#1.base, main_#t~mem216#1.offset, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem218#1, main_#t~mem219#1, main_#t~mem220#1, main_#t~short221#1, main_#t~mem222#1.base, main_#t~mem222#1.offset, main_#t~ret223#1, main_#t~mem224#1.base, main_#t~mem224#1.offset, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~mem226#1.base, main_#t~mem226#1.offset, main_#t~mem227#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem228#1.base, main_#t~mem228#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~short230#1, main_#t~mem231#1.base, main_#t~mem231#1.offset, main_#t~mem232#1.base, main_#t~mem232#1.offset, main_#t~mem233#1.base, main_#t~mem233#1.offset, main_#t~mem234#1.base, main_#t~mem234#1.offset, main_#t~mem235#1.base, main_#t~mem235#1.offset, main_#t~mem236#1.base, main_#t~mem236#1.offset, main_#t~mem237#1.base, main_#t~mem237#1.offset, main_#t~mem238#1.base, main_#t~mem238#1.offset, main_#t~mem239#1, main_#t~mem240#1.base, main_#t~mem240#1.offset, main_#t~mem241#1.base, main_#t~mem241#1.offset, main_#t~mem242#1.base, main_#t~mem242#1.offset, main_#t~mem243#1, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1.base, main_#t~mem245#1.offset, main_#t~mem246#1.base, main_#t~mem246#1.offset, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem253#1, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1, main_#t~nondet254#1, main_#t~mem255#1.base, main_#t~mem255#1.offset, main_#t~mem256#1.base, main_#t~mem256#1.offset, main_#t~mem257#1, main_#t~post258#1, main_#t~mem259#1.base, main_#t~mem259#1.offset, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1.base, main_#t~mem263#1.offset, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~mem266#1.base, main_#t~mem266#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1, main_#t~post269#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem163#1, main_#t~post164#1, main_#t~mem165#1, main_#t~mem270#1.base, main_#t~mem270#1.offset, main_#t~ite272#1.base, main_#t~ite272#1.offset, main_#t~mem271#1.base, main_#t~mem271#1.offset, main_#t~mem275#1.base, main_#t~mem275#1.offset, main_#t~mem276#1.base, main_#t~mem276#1.offset, main_#t~short277#1, main_#t~mem278#1.base, main_#t~mem278#1.offset, main_#t~mem279#1.base, main_#t~mem279#1.offset, main_#t~mem280#1.base, main_#t~mem280#1.offset, main_#t~mem281#1.base, main_#t~mem281#1.offset, main_#t~mem282#1.base, main_#t~mem282#1.offset, main_#t~mem283#1.base, main_#t~mem283#1.offset, main_#t~mem284#1.base, main_#t~mem284#1.offset, main_#t~mem285#1.base, main_#t~mem285#1.offset, main_#t~mem286#1, main_#t~mem287#1.base, main_#t~mem287#1.offset, main_#t~mem288#1.base, main_#t~mem288#1.offset, main_#t~mem289#1.base, main_#t~mem289#1.offset, main_#t~mem290#1, main_#t~mem291#1.base, main_#t~mem291#1.offset, main_#t~mem292#1.base, main_#t~mem292#1.offset, main_#t~mem293#1.base, main_#t~mem293#1.offset, main_#t~mem294#1.base, main_#t~mem294#1.offset, main_#t~mem295#1.base, main_#t~mem295#1.offset, main_#t~mem296#1, main_#t~mem297#1.base, main_#t~mem297#1.offset, main_#t~mem300#1, main_#t~mem298#1.base, main_#t~mem298#1.offset, main_#t~mem299#1, main_#t~nondet301#1, main_#t~mem302#1.base, main_#t~mem302#1.offset, main_#t~mem303#1.base, main_#t~mem303#1.offset, main_#t~mem304#1, main_#t~post305#1, main_#t~mem306#1.base, main_#t~mem306#1.offset, main_#t~mem307#1.base, main_#t~mem307#1.offset, main_#t~mem308#1.base, main_#t~mem308#1.offset, main_#t~mem309#1.base, main_#t~mem309#1.offset, main_#t~mem310#1.base, main_#t~mem310#1.offset, main_#t~mem311#1.base, main_#t~mem311#1.offset, main_#t~mem312#1.base, main_#t~mem312#1.offset, main_#t~mem313#1.base, main_#t~mem313#1.offset, main_~_hd_head~1#1.base, main_~_hd_head~1#1.offset, main_#t~mem314#1.base, main_#t~mem314#1.offset, main_#t~mem315#1, main_#t~post316#1, main_~_hd_bkt~1#1, main_~_hd_hh_del~1#1.base, main_~_hd_hh_del~1#1.offset, main_#t~ite274#1.base, main_#t~ite274#1.offset, main_#t~mem273#1.base, main_#t~mem273#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset, main_~temp~0#1.base, main_~temp~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 7901#L715-4 [2023-11-21 22:22:46,133 INFO L750 eck$LassoCheckResult]: Loop: 7901#L715-4 call main_#t~mem5#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 8074#L715-1 assume !!(main_#t~mem5#1 < 1000);havoc main_#t~mem5#1;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 7823#L717 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 7824#L717-2 call main_#t~mem7#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem7#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem9#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem8#1 * main_#t~mem9#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem8#1;havoc main_#t~mem9#1; 7974#L722-269 havoc main_~_ha_hashv~0#1; 8065#L722-176 goto; 8014#L722-174 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; 7861#L722-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 7862#L722-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch31#1 := 11 == main_~_hj_k~0#1; 7777#L722-73 assume !main_#t~switch31#1; 7778#L722-75 main_#t~switch31#1 := main_#t~switch31#1 || 10 == main_~_hj_k~0#1; 7902#L722-76 assume !main_#t~switch31#1; 7903#L722-78 main_#t~switch31#1 := main_#t~switch31#1 || 9 == main_~_hj_k~0#1; 7942#L722-79 assume !main_#t~switch31#1; 7943#L722-81 main_#t~switch31#1 := main_#t~switch31#1 || 8 == main_~_hj_k~0#1; 8017#L722-82 assume !main_#t~switch31#1; 7827#L722-84 main_#t~switch31#1 := main_#t~switch31#1 || 7 == main_~_hj_k~0#1; 7828#L722-85 assume !main_#t~switch31#1; 7864#L722-87 main_#t~switch31#1 := main_#t~switch31#1 || 6 == main_~_hj_k~0#1; 7854#L722-88 assume !main_#t~switch31#1; 7855#L722-90 main_#t~switch31#1 := main_#t~switch31#1 || 5 == main_~_hj_k~0#1; 8054#L722-91 assume !main_#t~switch31#1; 7769#L722-93 main_#t~switch31#1 := main_#t~switch31#1 || 4 == main_~_hj_k~0#1; 7770#L722-94 assume main_#t~switch31#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 7771#L722-96 main_#t~switch31#1 := main_#t~switch31#1 || 3 == main_~_hj_k~0#1; 7772#L722-97 assume main_#t~switch31#1;call main_#t~mem40#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~mem40#1 % 256 % 4294967296);havoc main_#t~mem40#1; 7989#L722-99 main_#t~switch31#1 := main_#t~switch31#1 || 2 == main_~_hj_k~0#1; 7805#L722-100 assume main_#t~switch31#1;call main_#t~mem41#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~mem41#1 % 256 % 4294967296);havoc main_#t~mem41#1; 7806#L722-102 main_#t~switch31#1 := main_#t~switch31#1 || 1 == main_~_hj_k~0#1; 7932#L722-103 assume main_#t~switch31#1;call main_#t~mem42#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~mem42#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem42#1 % 256 % 4294967296 else main_#t~mem42#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem42#1; 8064#L722-105 havoc main_#t~switch31#1; 8052#L722-171 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; 8050#L722-107 assume !(0 == main_~_hj_i~0#1 % 4294967296); 8051#L722-109 assume !(0 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296); 7924#L722-111 assume main_~_hj_i~0#1 % 4294967296 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296;main_#t~nondet43#1 := 0; 7925#L722-113 main_~_hj_i~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#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; 8082#L722-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet44#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 7953#L722-120 main_~_hj_j~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#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; 7954#L722-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet45#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 7756#L722-127 main_~_ha_hashv~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 8024#L722-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 7782#L722-134 main_~_hj_i~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#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; 7750#L722-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 7751#L722-141 main_~_hj_j~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#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; 7847#L722-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32; 7871#L722-148 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 7995#L722-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet49#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 7813#L722-155 main_~_hj_i~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#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; 7917#L722-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet50#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 7918#L722-162 main_~_hj_j~0#1 := main_#t~nondet50#1;havoc main_#t~nondet50#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; 7990#L722-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet51#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 7743#L722-169 main_~_ha_hashv~0#1 := main_#t~nondet51#1;havoc main_#t~nondet51#1; 7744#L722-170 goto; 8007#L722-172 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; 7967#L722-173 goto; 7968#L722-175 goto; 8036#L722-266 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); 8057#L722-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem69#1.base, main_#t~mem69#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem69#1.base, main_#t~mem69#1.offset; 8059#L722-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#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.base, main_#t~mem71#1.offset := read~$Pointer$(main_#t~mem70#1.base, 16 + main_#t~mem70#1.offset, 4);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 := read~int(main_#t~mem72#1.base, 20 + main_#t~mem72#1.offset, 4);call write~$Pointer$(main_#t~mem71#1.base, main_#t~mem71#1.offset - main_#t~mem73#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1;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 main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_#t~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem75#1.base, 8 + main_#t~mem75#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;call main_#t~mem76#1.base, main_#t~mem76#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~mem76#1.base, 16 + main_#t~mem76#1.offset, 4);havoc main_#t~mem76#1.base, main_#t~mem76#1.offset; 7834#L722-193 goto; 7835#L722-264 havoc main_~_ha_bkt~0#1;call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem78#1 := read~int(main_#t~mem77#1.base, 12 + main_#t~mem77#1.offset, 4);main_#t~post79#1 := main_#t~mem78#1;call write~int(1 + main_#t~post79#1, main_#t~mem77#1.base, 12 + main_#t~mem77#1.offset, 4);havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~post79#1; 7873#L722-203 call main_#t~mem80#1.base, main_#t~mem80#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem81#1 := read~int(main_#t~mem80#1.base, 4 + main_#t~mem80#1.offset, 4); 7874#L722-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem81#1 - 1) % 4294967296;main_#t~nondet82#1 := 0; 7951#L722-201 main_~_ha_bkt~0#1 := main_#t~nondet82#1;havoc main_#t~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1;havoc main_#t~nondet82#1; 7961#L722-202 goto; 7850#L722-261 call main_#t~mem83#1.base, main_#t~mem83#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$(main_#t~mem83#1.base, main_#t~mem83#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem84#1.base, main_#t~mem84#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~mem83#1.base, main_#t~mem83#1.offset;havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call main_#t~mem85#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post86#1 := main_#t~mem85#1;call write~int(1 + main_#t~post86#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem85#1;havoc main_#t~post86#1;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_#t~mem87#1.base, main_#t~mem87#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem88#1.base, main_#t~mem88#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 7851#L722-205 assume main_#t~mem88#1.base != 0 || main_#t~mem88#1.offset != 0;havoc main_#t~mem88#1.base, main_#t~mem88#1.offset;call main_#t~mem89#1.base, main_#t~mem89#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~mem89#1.base, 12 + main_#t~mem89#1.offset, 4);havoc main_#t~mem89#1.base, main_#t~mem89#1.offset; 7999#L722-207 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~mem91#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem90#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short94#1 := main_#t~mem91#1 % 4294967296 >= 10 * (1 + main_#t~mem90#1) % 4294967296; 7863#L722-208 assume main_#t~short94#1;call main_#t~mem92#1.base, main_#t~mem92#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem93#1 := read~int(main_#t~mem92#1.base, 36 + main_#t~mem92#1.offset, 4);main_#t~short94#1 := 0 == main_#t~mem93#1 % 4294967296; 7758#L722-210 assume !main_#t~short94#1;havoc main_#t~mem91#1;havoc main_#t~mem90#1;havoc main_#t~mem92#1.base, main_#t~mem92#1.offset;havoc main_#t~mem93#1;havoc main_#t~short94#1; 7759#L722-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 7922#L722-260 goto; 8003#L722-262 havoc main_~_ha_bkt~0#1; 7970#L722-263 goto; 7971#L722-265 goto; 7890#L722-267 havoc main_~_ha_hashv~0#1; 7761#L722-268 goto; 7762#L715-3 call main_#t~mem3#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post4#1 := main_#t~mem3#1;call write~int(1 + main_#t~post4#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem3#1;havoc main_#t~post4#1; 7901#L715-4 [2023-11-21 22:22:46,134 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:22:46,135 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 9 times [2023-11-21 22:22:46,135 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:22:46,135 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1452826579] [2023-11-21 22:22:46,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:22:46,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:22:46,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:22:46,153 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:22:46,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:22:46,173 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:22:46,174 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:22:46,174 INFO L85 PathProgramCache]: Analyzing trace with hash 593045564, now seen corresponding path program 1 times [2023-11-21 22:22:46,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:22:46,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [657433132] [2023-11-21 22:22:46,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:22:46,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:22:46,227 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 22:22:46,228 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [99224617] [2023-11-21 22:22:46,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:22:46,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:22:46,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eadbb4b-309a-4250-899d-ee350c583937/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:22:46,231 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eadbb4b-309a-4250-899d-ee350c583937/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:22:46,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eadbb4b-309a-4250-899d-ee350c583937/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-21 22:22:46,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:22:46,649 INFO L262 TraceCheckSpWp]: Trace formula consists of 512 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-21 22:22:46,651 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:22:46,861 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 22:22:46,861 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:22:46,861 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:22:46,862 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [657433132] [2023-11-21 22:22:46,862 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-21 22:22:46,862 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [99224617] [2023-11-21 22:22:46,862 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [99224617] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:22:46,862 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:22:46,862 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-21 22:22:46,863 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [802344105] [2023-11-21 22:22:46,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:22:46,863 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:22:46,863 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:22:46,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-21 22:22:46,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-21 22:22:46,864 INFO L87 Difference]: Start difference. First operand 350 states and 497 transitions. cyclomatic complexity: 151 Second operand has 6 states, 6 states have (on average 13.0) internal successors, (78), 6 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 22:22:47,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:22:47,357 INFO L93 Difference]: Finished difference Result 355 states and 503 transitions. [2023-11-21 22:22:47,357 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 355 states and 503 transitions. [2023-11-21 22:22:47,360 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 343 [2023-11-21 22:22:47,364 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 355 states to 355 states and 503 transitions. [2023-11-21 22:22:47,364 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 355 [2023-11-21 22:22:47,365 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 355 [2023-11-21 22:22:47,365 INFO L73 IsDeterministic]: Start isDeterministic. Operand 355 states and 503 transitions. [2023-11-21 22:22:47,366 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:22:47,366 INFO L218 hiAutomatonCegarLoop]: Abstraction has 355 states and 503 transitions. [2023-11-21 22:22:47,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 355 states and 503 transitions. [2023-11-21 22:22:47,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 355 to 354. [2023-11-21 22:22:47,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 354 states, 350 states have (on average 1.417142857142857) internal successors, (496), 349 states have internal predecessors, (496), 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 22:22:47,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 354 states and 502 transitions. [2023-11-21 22:22:47,376 INFO L240 hiAutomatonCegarLoop]: Abstraction has 354 states and 502 transitions. [2023-11-21 22:22:47,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-21 22:22:47,377 INFO L428 stractBuchiCegarLoop]: Abstraction has 354 states and 502 transitions. [2023-11-21 22:22:47,378 INFO L335 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2023-11-21 22:22:47,378 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 354 states and 502 transitions. [2023-11-21 22:22:47,380 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 342 [2023-11-21 22:22:47,380 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:22:47,380 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:22:47,381 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:22:47,381 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 22:22:47,381 INFO L748 eck$LassoCheckResult]: Stem: 8984#$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(21, 2); 8985#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem13#1, main_#t~mem15#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem17#1, main_#t~mem19#1, main_#t~mem18#1, main_#t~mem20#1, main_#t~mem21#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~nondet29#1, main_#t~nondet30#1, main_#t~switch31#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~mem41#1, main_#t~mem42#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_#t~nondet50#1, main_#t~nondet51#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~malloc52#1.base, main_#t~malloc52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~memset~res55#1.base, main_#t~memset~res55#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~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~malloc61#1.base, main_#t~malloc61#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~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~memset~res68#1.base, main_#t~memset~res68#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.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~post79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1, main_#t~nondet82#1, main_#t~mem83#1.base, main_#t~mem83#1.offset, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1, main_#t~post86#1, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem88#1.base, main_#t~mem88#1.offset, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem91#1, main_#t~mem90#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~short94#1, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1, main_#t~malloc97#1.base, main_#t~malloc97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1, main_#t~memset~res102#1.base, main_#t~memset~res102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem107#1, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1, main_#t~nondet108#1, main_#t~mem109#1.base, main_#t~mem109#1.offset, main_#t~mem112#1, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1, main_#t~nondet113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem124#1, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1, main_#t~nondet125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~pre128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem132#1, main_#t~post133#1, main_#t~mem137#1, main_#t~mem135#1, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem136#1, main_#t~mem138#1, main_#t~post139#1, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~post115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1, main_#t~post149#1, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~ite159#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_#t~mem161#1, main_#t~mem162#1.base, main_#t~mem162#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~mem3#1, main_#t~post4#1, main_#t~mem5#1, main_#t~mem167#1, main_#t~mem166#1, main_#t~mem168#1, main_#t~mem169#1, main_#t~mem171#1, main_#t~mem170#1, main_#t~mem172#1, main_#t~mem173#1, main_#t~mem175#1, main_#t~mem174#1, main_#t~mem176#1, main_#t~mem177#1, main_#t~nondet178#1, main_#t~nondet179#1, main_#t~nondet180#1, main_#t~nondet181#1, main_#t~nondet182#1, main_#t~nondet183#1, main_#t~nondet184#1, main_#t~nondet185#1, main_#t~nondet186#1, main_#t~switch187#1, main_#t~mem188#1, main_#t~mem189#1, main_#t~mem190#1, main_#t~mem191#1, main_#t~mem192#1, main_#t~mem193#1, main_#t~mem194#1, main_#t~mem195#1, main_#t~mem196#1, main_#t~mem197#1, main_#t~mem198#1, main_#t~nondet199#1, main_#t~nondet200#1, main_#t~nondet201#1, main_#t~nondet202#1, main_#t~nondet203#1, main_#t~nondet204#1, main_#t~nondet205#1, main_#t~nondet206#1, main_#t~nondet207#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem208#1.base, main_#t~mem208#1.offset, main_#t~mem209#1, main_#t~nondet210#1, main_#t~mem211#1.base, main_#t~mem211#1.offset, main_#t~mem212#1.base, main_#t~mem212#1.offset, main_#t~mem213#1.base, main_#t~mem213#1.offset, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1.base, main_#t~mem215#1.offset, main_#t~mem216#1.base, main_#t~mem216#1.offset, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem218#1, main_#t~mem219#1, main_#t~mem220#1, main_#t~short221#1, main_#t~mem222#1.base, main_#t~mem222#1.offset, main_#t~ret223#1, main_#t~mem224#1.base, main_#t~mem224#1.offset, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~mem226#1.base, main_#t~mem226#1.offset, main_#t~mem227#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem228#1.base, main_#t~mem228#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~short230#1, main_#t~mem231#1.base, main_#t~mem231#1.offset, main_#t~mem232#1.base, main_#t~mem232#1.offset, main_#t~mem233#1.base, main_#t~mem233#1.offset, main_#t~mem234#1.base, main_#t~mem234#1.offset, main_#t~mem235#1.base, main_#t~mem235#1.offset, main_#t~mem236#1.base, main_#t~mem236#1.offset, main_#t~mem237#1.base, main_#t~mem237#1.offset, main_#t~mem238#1.base, main_#t~mem238#1.offset, main_#t~mem239#1, main_#t~mem240#1.base, main_#t~mem240#1.offset, main_#t~mem241#1.base, main_#t~mem241#1.offset, main_#t~mem242#1.base, main_#t~mem242#1.offset, main_#t~mem243#1, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1.base, main_#t~mem245#1.offset, main_#t~mem246#1.base, main_#t~mem246#1.offset, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem253#1, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1, main_#t~nondet254#1, main_#t~mem255#1.base, main_#t~mem255#1.offset, main_#t~mem256#1.base, main_#t~mem256#1.offset, main_#t~mem257#1, main_#t~post258#1, main_#t~mem259#1.base, main_#t~mem259#1.offset, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1.base, main_#t~mem263#1.offset, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~mem266#1.base, main_#t~mem266#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1, main_#t~post269#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem163#1, main_#t~post164#1, main_#t~mem165#1, main_#t~mem270#1.base, main_#t~mem270#1.offset, main_#t~ite272#1.base, main_#t~ite272#1.offset, main_#t~mem271#1.base, main_#t~mem271#1.offset, main_#t~mem275#1.base, main_#t~mem275#1.offset, main_#t~mem276#1.base, main_#t~mem276#1.offset, main_#t~short277#1, main_#t~mem278#1.base, main_#t~mem278#1.offset, main_#t~mem279#1.base, main_#t~mem279#1.offset, main_#t~mem280#1.base, main_#t~mem280#1.offset, main_#t~mem281#1.base, main_#t~mem281#1.offset, main_#t~mem282#1.base, main_#t~mem282#1.offset, main_#t~mem283#1.base, main_#t~mem283#1.offset, main_#t~mem284#1.base, main_#t~mem284#1.offset, main_#t~mem285#1.base, main_#t~mem285#1.offset, main_#t~mem286#1, main_#t~mem287#1.base, main_#t~mem287#1.offset, main_#t~mem288#1.base, main_#t~mem288#1.offset, main_#t~mem289#1.base, main_#t~mem289#1.offset, main_#t~mem290#1, main_#t~mem291#1.base, main_#t~mem291#1.offset, main_#t~mem292#1.base, main_#t~mem292#1.offset, main_#t~mem293#1.base, main_#t~mem293#1.offset, main_#t~mem294#1.base, main_#t~mem294#1.offset, main_#t~mem295#1.base, main_#t~mem295#1.offset, main_#t~mem296#1, main_#t~mem297#1.base, main_#t~mem297#1.offset, main_#t~mem300#1, main_#t~mem298#1.base, main_#t~mem298#1.offset, main_#t~mem299#1, main_#t~nondet301#1, main_#t~mem302#1.base, main_#t~mem302#1.offset, main_#t~mem303#1.base, main_#t~mem303#1.offset, main_#t~mem304#1, main_#t~post305#1, main_#t~mem306#1.base, main_#t~mem306#1.offset, main_#t~mem307#1.base, main_#t~mem307#1.offset, main_#t~mem308#1.base, main_#t~mem308#1.offset, main_#t~mem309#1.base, main_#t~mem309#1.offset, main_#t~mem310#1.base, main_#t~mem310#1.offset, main_#t~mem311#1.base, main_#t~mem311#1.offset, main_#t~mem312#1.base, main_#t~mem312#1.offset, main_#t~mem313#1.base, main_#t~mem313#1.offset, main_~_hd_head~1#1.base, main_~_hd_head~1#1.offset, main_#t~mem314#1.base, main_#t~mem314#1.offset, main_#t~mem315#1, main_#t~post316#1, main_~_hd_bkt~1#1, main_~_hd_hh_del~1#1.base, main_~_hd_hh_del~1#1.offset, main_#t~ite274#1.base, main_#t~ite274#1.offset, main_#t~mem273#1.base, main_#t~mem273#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset, main_~temp~0#1.base, main_~temp~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 8846#L715-4 [2023-11-21 22:22:47,382 INFO L750 eck$LassoCheckResult]: Loop: 8846#L715-4 call main_#t~mem5#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 9020#L715-1 assume !!(main_#t~mem5#1 < 1000);havoc main_#t~mem5#1;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 8765#L717 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 8766#L717-2 call main_#t~mem7#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem7#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem9#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem8#1 * main_#t~mem9#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem8#1;havoc main_#t~mem9#1; 8920#L722-269 havoc main_~_ha_hashv~0#1; 9011#L722-176 goto; 8960#L722-174 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; 8806#L722-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 8807#L722-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch31#1 := 11 == main_~_hj_k~0#1; 8722#L722-73 assume !main_#t~switch31#1; 8723#L722-75 main_#t~switch31#1 := main_#t~switch31#1 || 10 == main_~_hj_k~0#1; 8847#L722-76 assume !main_#t~switch31#1; 8848#L722-78 main_#t~switch31#1 := main_#t~switch31#1 || 9 == main_~_hj_k~0#1; 8888#L722-79 assume !main_#t~switch31#1; 8889#L722-81 main_#t~switch31#1 := main_#t~switch31#1 || 8 == main_~_hj_k~0#1; 8963#L722-82 assume !main_#t~switch31#1; 8772#L722-84 main_#t~switch31#1 := main_#t~switch31#1 || 7 == main_~_hj_k~0#1; 8773#L722-85 assume !main_#t~switch31#1; 8809#L722-87 main_#t~switch31#1 := main_#t~switch31#1 || 6 == main_~_hj_k~0#1; 8799#L722-88 assume !main_#t~switch31#1; 8800#L722-90 main_#t~switch31#1 := main_#t~switch31#1 || 5 == main_~_hj_k~0#1; 9000#L722-91 assume !main_#t~switch31#1; 8714#L722-93 main_#t~switch31#1 := main_#t~switch31#1 || 4 == main_~_hj_k~0#1; 8715#L722-94 assume main_#t~switch31#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 8716#L722-96 main_#t~switch31#1 := main_#t~switch31#1 || 3 == main_~_hj_k~0#1; 8717#L722-97 assume main_#t~switch31#1;call main_#t~mem40#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~mem40#1 % 256 % 4294967296);havoc main_#t~mem40#1; 8935#L722-99 main_#t~switch31#1 := main_#t~switch31#1 || 2 == main_~_hj_k~0#1; 8750#L722-100 assume main_#t~switch31#1;call main_#t~mem41#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~mem41#1 % 256 % 4294967296);havoc main_#t~mem41#1; 8751#L722-102 main_#t~switch31#1 := main_#t~switch31#1 || 1 == main_~_hj_k~0#1; 8878#L722-103 assume main_#t~switch31#1;call main_#t~mem42#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~mem42#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem42#1 % 256 % 4294967296 else main_#t~mem42#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem42#1; 9010#L722-105 havoc main_#t~switch31#1; 8998#L722-171 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; 8995#L722-107 assume !(0 == main_~_hj_i~0#1 % 4294967296); 8997#L722-109 assume !(0 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296); 8869#L722-111 assume !(main_~_hj_i~0#1 % 4294967296 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296);assume main_#t~nondet43#1 % 4294967296 <= main_~_hj_i~0#1 % 4294967296 + main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296; 8871#L722-113 main_~_hj_i~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#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; 9034#L722-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet44#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 8957#L722-120 main_~_hj_j~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#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; 9030#L722-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet45#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 8701#L722-127 main_~_ha_hashv~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 9028#L722-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 8727#L722-134 main_~_hj_i~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#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; 8695#L722-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 8696#L722-141 main_~_hj_j~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#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; 8792#L722-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32; 8816#L722-148 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 8941#L722-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet49#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 8758#L722-155 main_~_hj_i~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#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; 8862#L722-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet50#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 8863#L722-162 main_~_hj_j~0#1 := main_#t~nondet50#1;havoc main_#t~nondet50#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; 8936#L722-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet51#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 8688#L722-169 main_~_ha_hashv~0#1 := main_#t~nondet51#1;havoc main_#t~nondet51#1; 8689#L722-170 goto; 8949#L722-172 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; 8913#L722-173 goto; 8914#L722-175 goto; 8982#L722-266 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); 9003#L722-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem69#1.base, main_#t~mem69#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem69#1.base, main_#t~mem69#1.offset; 9005#L722-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#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.base, main_#t~mem71#1.offset := read~$Pointer$(main_#t~mem70#1.base, 16 + main_#t~mem70#1.offset, 4);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 := read~int(main_#t~mem72#1.base, 20 + main_#t~mem72#1.offset, 4);call write~$Pointer$(main_#t~mem71#1.base, main_#t~mem71#1.offset - main_#t~mem73#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1;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 main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_#t~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem75#1.base, 8 + main_#t~mem75#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;call main_#t~mem76#1.base, main_#t~mem76#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~mem76#1.base, 16 + main_#t~mem76#1.offset, 4);havoc main_#t~mem76#1.base, main_#t~mem76#1.offset; 8779#L722-193 goto; 8780#L722-264 havoc main_~_ha_bkt~0#1;call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem78#1 := read~int(main_#t~mem77#1.base, 12 + main_#t~mem77#1.offset, 4);main_#t~post79#1 := main_#t~mem78#1;call write~int(1 + main_#t~post79#1, main_#t~mem77#1.base, 12 + main_#t~mem77#1.offset, 4);havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~post79#1; 8818#L722-203 call main_#t~mem80#1.base, main_#t~mem80#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem81#1 := read~int(main_#t~mem80#1.base, 4 + main_#t~mem80#1.offset, 4); 8819#L722-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem81#1 - 1) % 4294967296;main_#t~nondet82#1 := 0; 8895#L722-201 main_~_ha_bkt~0#1 := main_#t~nondet82#1;havoc main_#t~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1;havoc main_#t~nondet82#1; 8907#L722-202 goto; 8795#L722-261 call main_#t~mem83#1.base, main_#t~mem83#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$(main_#t~mem83#1.base, main_#t~mem83#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem84#1.base, main_#t~mem84#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~mem83#1.base, main_#t~mem83#1.offset;havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call main_#t~mem85#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post86#1 := main_#t~mem85#1;call write~int(1 + main_#t~post86#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem85#1;havoc main_#t~post86#1;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_#t~mem87#1.base, main_#t~mem87#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem88#1.base, main_#t~mem88#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 8796#L722-205 assume main_#t~mem88#1.base != 0 || main_#t~mem88#1.offset != 0;havoc main_#t~mem88#1.base, main_#t~mem88#1.offset;call main_#t~mem89#1.base, main_#t~mem89#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~mem89#1.base, 12 + main_#t~mem89#1.offset, 4);havoc main_#t~mem89#1.base, main_#t~mem89#1.offset; 8945#L722-207 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~mem91#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem90#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short94#1 := main_#t~mem91#1 % 4294967296 >= 10 * (1 + main_#t~mem90#1) % 4294967296; 8808#L722-208 assume main_#t~short94#1;call main_#t~mem92#1.base, main_#t~mem92#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem93#1 := read~int(main_#t~mem92#1.base, 36 + main_#t~mem92#1.offset, 4);main_#t~short94#1 := 0 == main_#t~mem93#1 % 4294967296; 8705#L722-210 assume !main_#t~short94#1;havoc main_#t~mem91#1;havoc main_#t~mem90#1;havoc main_#t~mem92#1.base, main_#t~mem92#1.offset;havoc main_#t~mem93#1;havoc main_#t~short94#1; 8706#L722-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 8867#L722-260 goto; 8953#L722-262 havoc main_~_ha_bkt~0#1; 8918#L722-263 goto; 8919#L722-265 goto; 8841#L722-267 havoc main_~_ha_hashv~0#1; 8708#L722-268 goto; 8709#L715-3 call main_#t~mem3#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post4#1 := main_#t~mem3#1;call write~int(1 + main_#t~post4#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem3#1;havoc main_#t~post4#1; 8846#L715-4 [2023-11-21 22:22:47,382 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:22:47,383 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 10 times [2023-11-21 22:22:47,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:22:47,383 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402443492] [2023-11-21 22:22:47,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:22:47,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:22:47,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:22:47,401 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:22:47,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:22:47,420 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:22:47,422 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:22:47,422 INFO L85 PathProgramCache]: Analyzing trace with hash -1456342278, now seen corresponding path program 1 times [2023-11-21 22:22:47,422 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:22:47,422 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [609044739] [2023-11-21 22:22:47,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:22:47,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:22:47,470 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 22:22:47,470 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [121398092] [2023-11-21 22:22:47,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:22:47,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:22:47,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eadbb4b-309a-4250-899d-ee350c583937/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:22:47,476 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eadbb4b-309a-4250-899d-ee350c583937/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:22:47,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eadbb4b-309a-4250-899d-ee350c583937/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-21 22:22:48,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:22:48,290 INFO L262 TraceCheckSpWp]: Trace formula consists of 510 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-21 22:22:48,293 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:22:48,688 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 22:22:48,688 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:22:48,688 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:22:48,688 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [609044739] [2023-11-21 22:22:48,688 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-21 22:22:48,688 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [121398092] [2023-11-21 22:22:48,689 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [121398092] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:22:48,689 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:22:48,689 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-21 22:22:48,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [389083546] [2023-11-21 22:22:48,689 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:22:48,690 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:22:48,690 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:22:48,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-21 22:22:48,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-21 22:22:48,690 INFO L87 Difference]: Start difference. First operand 354 states and 502 transitions. cyclomatic complexity: 152 Second operand has 7 states, 7 states have (on average 11.142857142857142) internal successors, (78), 7 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 22:22:49,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:22:49,420 INFO L93 Difference]: Finished difference Result 359 states and 508 transitions. [2023-11-21 22:22:49,420 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 359 states and 508 transitions. [2023-11-21 22:22:49,423 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 347 [2023-11-21 22:22:49,427 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 359 states to 359 states and 508 transitions. [2023-11-21 22:22:49,427 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 359 [2023-11-21 22:22:49,428 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 359 [2023-11-21 22:22:49,428 INFO L73 IsDeterministic]: Start isDeterministic. Operand 359 states and 508 transitions. [2023-11-21 22:22:49,429 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:22:49,429 INFO L218 hiAutomatonCegarLoop]: Abstraction has 359 states and 508 transitions. [2023-11-21 22:22:49,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 359 states and 508 transitions. [2023-11-21 22:22:49,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 359 to 358. [2023-11-21 22:22:49,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 358 states, 354 states have (on average 1.4152542372881356) internal successors, (501), 353 states have internal predecessors, (501), 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 22:22:49,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 358 states and 507 transitions. [2023-11-21 22:22:49,439 INFO L240 hiAutomatonCegarLoop]: Abstraction has 358 states and 507 transitions. [2023-11-21 22:22:49,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-21 22:22:49,440 INFO L428 stractBuchiCegarLoop]: Abstraction has 358 states and 507 transitions. [2023-11-21 22:22:49,440 INFO L335 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2023-11-21 22:22:49,440 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 358 states and 507 transitions. [2023-11-21 22:22:49,442 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 346 [2023-11-21 22:22:49,442 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:22:49,442 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:22:49,443 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:22:49,443 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 22:22:49,443 INFO L748 eck$LassoCheckResult]: Stem: 9940#$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(21, 2); 9941#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem13#1, main_#t~mem15#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem17#1, main_#t~mem19#1, main_#t~mem18#1, main_#t~mem20#1, main_#t~mem21#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~nondet29#1, main_#t~nondet30#1, main_#t~switch31#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~mem41#1, main_#t~mem42#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_#t~nondet50#1, main_#t~nondet51#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~malloc52#1.base, main_#t~malloc52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~memset~res55#1.base, main_#t~memset~res55#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~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~malloc61#1.base, main_#t~malloc61#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~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~memset~res68#1.base, main_#t~memset~res68#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.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~post79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1, main_#t~nondet82#1, main_#t~mem83#1.base, main_#t~mem83#1.offset, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1, main_#t~post86#1, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem88#1.base, main_#t~mem88#1.offset, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem91#1, main_#t~mem90#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~short94#1, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1, main_#t~malloc97#1.base, main_#t~malloc97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1, main_#t~memset~res102#1.base, main_#t~memset~res102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem107#1, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1, main_#t~nondet108#1, main_#t~mem109#1.base, main_#t~mem109#1.offset, main_#t~mem112#1, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1, main_#t~nondet113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem124#1, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1, main_#t~nondet125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~pre128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem132#1, main_#t~post133#1, main_#t~mem137#1, main_#t~mem135#1, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem136#1, main_#t~mem138#1, main_#t~post139#1, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~post115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1, main_#t~post149#1, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~ite159#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_#t~mem161#1, main_#t~mem162#1.base, main_#t~mem162#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~mem3#1, main_#t~post4#1, main_#t~mem5#1, main_#t~mem167#1, main_#t~mem166#1, main_#t~mem168#1, main_#t~mem169#1, main_#t~mem171#1, main_#t~mem170#1, main_#t~mem172#1, main_#t~mem173#1, main_#t~mem175#1, main_#t~mem174#1, main_#t~mem176#1, main_#t~mem177#1, main_#t~nondet178#1, main_#t~nondet179#1, main_#t~nondet180#1, main_#t~nondet181#1, main_#t~nondet182#1, main_#t~nondet183#1, main_#t~nondet184#1, main_#t~nondet185#1, main_#t~nondet186#1, main_#t~switch187#1, main_#t~mem188#1, main_#t~mem189#1, main_#t~mem190#1, main_#t~mem191#1, main_#t~mem192#1, main_#t~mem193#1, main_#t~mem194#1, main_#t~mem195#1, main_#t~mem196#1, main_#t~mem197#1, main_#t~mem198#1, main_#t~nondet199#1, main_#t~nondet200#1, main_#t~nondet201#1, main_#t~nondet202#1, main_#t~nondet203#1, main_#t~nondet204#1, main_#t~nondet205#1, main_#t~nondet206#1, main_#t~nondet207#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem208#1.base, main_#t~mem208#1.offset, main_#t~mem209#1, main_#t~nondet210#1, main_#t~mem211#1.base, main_#t~mem211#1.offset, main_#t~mem212#1.base, main_#t~mem212#1.offset, main_#t~mem213#1.base, main_#t~mem213#1.offset, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1.base, main_#t~mem215#1.offset, main_#t~mem216#1.base, main_#t~mem216#1.offset, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem218#1, main_#t~mem219#1, main_#t~mem220#1, main_#t~short221#1, main_#t~mem222#1.base, main_#t~mem222#1.offset, main_#t~ret223#1, main_#t~mem224#1.base, main_#t~mem224#1.offset, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~mem226#1.base, main_#t~mem226#1.offset, main_#t~mem227#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem228#1.base, main_#t~mem228#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~short230#1, main_#t~mem231#1.base, main_#t~mem231#1.offset, main_#t~mem232#1.base, main_#t~mem232#1.offset, main_#t~mem233#1.base, main_#t~mem233#1.offset, main_#t~mem234#1.base, main_#t~mem234#1.offset, main_#t~mem235#1.base, main_#t~mem235#1.offset, main_#t~mem236#1.base, main_#t~mem236#1.offset, main_#t~mem237#1.base, main_#t~mem237#1.offset, main_#t~mem238#1.base, main_#t~mem238#1.offset, main_#t~mem239#1, main_#t~mem240#1.base, main_#t~mem240#1.offset, main_#t~mem241#1.base, main_#t~mem241#1.offset, main_#t~mem242#1.base, main_#t~mem242#1.offset, main_#t~mem243#1, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1.base, main_#t~mem245#1.offset, main_#t~mem246#1.base, main_#t~mem246#1.offset, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem253#1, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1, main_#t~nondet254#1, main_#t~mem255#1.base, main_#t~mem255#1.offset, main_#t~mem256#1.base, main_#t~mem256#1.offset, main_#t~mem257#1, main_#t~post258#1, main_#t~mem259#1.base, main_#t~mem259#1.offset, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1.base, main_#t~mem263#1.offset, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~mem266#1.base, main_#t~mem266#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1, main_#t~post269#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem163#1, main_#t~post164#1, main_#t~mem165#1, main_#t~mem270#1.base, main_#t~mem270#1.offset, main_#t~ite272#1.base, main_#t~ite272#1.offset, main_#t~mem271#1.base, main_#t~mem271#1.offset, main_#t~mem275#1.base, main_#t~mem275#1.offset, main_#t~mem276#1.base, main_#t~mem276#1.offset, main_#t~short277#1, main_#t~mem278#1.base, main_#t~mem278#1.offset, main_#t~mem279#1.base, main_#t~mem279#1.offset, main_#t~mem280#1.base, main_#t~mem280#1.offset, main_#t~mem281#1.base, main_#t~mem281#1.offset, main_#t~mem282#1.base, main_#t~mem282#1.offset, main_#t~mem283#1.base, main_#t~mem283#1.offset, main_#t~mem284#1.base, main_#t~mem284#1.offset, main_#t~mem285#1.base, main_#t~mem285#1.offset, main_#t~mem286#1, main_#t~mem287#1.base, main_#t~mem287#1.offset, main_#t~mem288#1.base, main_#t~mem288#1.offset, main_#t~mem289#1.base, main_#t~mem289#1.offset, main_#t~mem290#1, main_#t~mem291#1.base, main_#t~mem291#1.offset, main_#t~mem292#1.base, main_#t~mem292#1.offset, main_#t~mem293#1.base, main_#t~mem293#1.offset, main_#t~mem294#1.base, main_#t~mem294#1.offset, main_#t~mem295#1.base, main_#t~mem295#1.offset, main_#t~mem296#1, main_#t~mem297#1.base, main_#t~mem297#1.offset, main_#t~mem300#1, main_#t~mem298#1.base, main_#t~mem298#1.offset, main_#t~mem299#1, main_#t~nondet301#1, main_#t~mem302#1.base, main_#t~mem302#1.offset, main_#t~mem303#1.base, main_#t~mem303#1.offset, main_#t~mem304#1, main_#t~post305#1, main_#t~mem306#1.base, main_#t~mem306#1.offset, main_#t~mem307#1.base, main_#t~mem307#1.offset, main_#t~mem308#1.base, main_#t~mem308#1.offset, main_#t~mem309#1.base, main_#t~mem309#1.offset, main_#t~mem310#1.base, main_#t~mem310#1.offset, main_#t~mem311#1.base, main_#t~mem311#1.offset, main_#t~mem312#1.base, main_#t~mem312#1.offset, main_#t~mem313#1.base, main_#t~mem313#1.offset, main_~_hd_head~1#1.base, main_~_hd_head~1#1.offset, main_#t~mem314#1.base, main_#t~mem314#1.offset, main_#t~mem315#1, main_#t~post316#1, main_~_hd_bkt~1#1, main_~_hd_hh_del~1#1.base, main_~_hd_hh_del~1#1.offset, main_#t~ite274#1.base, main_#t~ite274#1.offset, main_#t~mem273#1.base, main_#t~mem273#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset, main_~temp~0#1.base, main_~temp~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 9802#L715-4 [2023-11-21 22:22:49,444 INFO L750 eck$LassoCheckResult]: Loop: 9802#L715-4 call main_#t~mem5#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 9977#L715-1 assume !!(main_#t~mem5#1 < 1000);havoc main_#t~mem5#1;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 9721#L717 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 9722#L717-2 call main_#t~mem7#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem7#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem9#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem8#1 * main_#t~mem9#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem8#1;havoc main_#t~mem9#1; 9876#L722-269 havoc main_~_ha_hashv~0#1; 9967#L722-176 goto; 9916#L722-174 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; 9762#L722-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 9763#L722-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch31#1 := 11 == main_~_hj_k~0#1; 9678#L722-73 assume !main_#t~switch31#1; 9679#L722-75 main_#t~switch31#1 := main_#t~switch31#1 || 10 == main_~_hj_k~0#1; 9803#L722-76 assume !main_#t~switch31#1; 9804#L722-78 main_#t~switch31#1 := main_#t~switch31#1 || 9 == main_~_hj_k~0#1; 9844#L722-79 assume !main_#t~switch31#1; 9845#L722-81 main_#t~switch31#1 := main_#t~switch31#1 || 8 == main_~_hj_k~0#1; 9919#L722-82 assume !main_#t~switch31#1; 9728#L722-84 main_#t~switch31#1 := main_#t~switch31#1 || 7 == main_~_hj_k~0#1; 9729#L722-85 assume !main_#t~switch31#1; 9765#L722-87 main_#t~switch31#1 := main_#t~switch31#1 || 6 == main_~_hj_k~0#1; 9755#L722-88 assume !main_#t~switch31#1; 9756#L722-90 main_#t~switch31#1 := main_#t~switch31#1 || 5 == main_~_hj_k~0#1; 9956#L722-91 assume !main_#t~switch31#1; 9670#L722-93 main_#t~switch31#1 := main_#t~switch31#1 || 4 == main_~_hj_k~0#1; 9671#L722-94 assume main_#t~switch31#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 9672#L722-96 main_#t~switch31#1 := main_#t~switch31#1 || 3 == main_~_hj_k~0#1; 9673#L722-97 assume main_#t~switch31#1;call main_#t~mem40#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~mem40#1 % 256 % 4294967296);havoc main_#t~mem40#1; 9891#L722-99 main_#t~switch31#1 := main_#t~switch31#1 || 2 == main_~_hj_k~0#1; 9706#L722-100 assume main_#t~switch31#1;call main_#t~mem41#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~mem41#1 % 256 % 4294967296);havoc main_#t~mem41#1; 9707#L722-102 main_#t~switch31#1 := main_#t~switch31#1 || 1 == main_~_hj_k~0#1; 9834#L722-103 assume main_#t~switch31#1;call main_#t~mem42#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~mem42#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem42#1 % 256 % 4294967296 else main_#t~mem42#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem42#1; 9966#L722-105 havoc main_#t~switch31#1; 9954#L722-171 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; 9951#L722-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 9952#L722-113 main_~_hj_i~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#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; 9990#L722-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 9989#L722-116 assume !(0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296); 9988#L722-118 assume !(main_~_hj_j~0#1 % 4294967296 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296);assume main_#t~nondet44#1 % 4294967296 <= main_~_hj_j~0#1 % 4294967296 + 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296; 9987#L722-120 main_~_hj_j~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#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; 9986#L722-121 assume !(0 == main_~_ha_hashv~0#1 % 4294967296); 9656#L722-123 assume 0 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296;main_#t~nondet45#1 := main_~_ha_hashv~0#1; 9657#L722-127 main_~_ha_hashv~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 9984#L722-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 9683#L722-134 main_~_hj_i~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#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; 9651#L722-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 9652#L722-141 main_~_hj_j~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#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; 9748#L722-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32; 9772#L722-148 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 9897#L722-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet49#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 9714#L722-155 main_~_hj_i~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#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; 9818#L722-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet50#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 9819#L722-162 main_~_hj_j~0#1 := main_#t~nondet50#1;havoc main_#t~nondet50#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; 9892#L722-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet51#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 9644#L722-169 main_~_ha_hashv~0#1 := main_#t~nondet51#1;havoc main_#t~nondet51#1; 9645#L722-170 goto; 9905#L722-172 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; 9869#L722-173 goto; 9870#L722-175 goto; 9938#L722-266 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); 9959#L722-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem69#1.base, main_#t~mem69#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem69#1.base, main_#t~mem69#1.offset; 9961#L722-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#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.base, main_#t~mem71#1.offset := read~$Pointer$(main_#t~mem70#1.base, 16 + main_#t~mem70#1.offset, 4);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 := read~int(main_#t~mem72#1.base, 20 + main_#t~mem72#1.offset, 4);call write~$Pointer$(main_#t~mem71#1.base, main_#t~mem71#1.offset - main_#t~mem73#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1;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 main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_#t~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem75#1.base, 8 + main_#t~mem75#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;call main_#t~mem76#1.base, main_#t~mem76#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~mem76#1.base, 16 + main_#t~mem76#1.offset, 4);havoc main_#t~mem76#1.base, main_#t~mem76#1.offset; 9735#L722-193 goto; 9736#L722-264 havoc main_~_ha_bkt~0#1;call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem78#1 := read~int(main_#t~mem77#1.base, 12 + main_#t~mem77#1.offset, 4);main_#t~post79#1 := main_#t~mem78#1;call write~int(1 + main_#t~post79#1, main_#t~mem77#1.base, 12 + main_#t~mem77#1.offset, 4);havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~post79#1; 9774#L722-203 call main_#t~mem80#1.base, main_#t~mem80#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem81#1 := read~int(main_#t~mem80#1.base, 4 + main_#t~mem80#1.offset, 4); 9775#L722-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem81#1 - 1) % 4294967296;main_#t~nondet82#1 := 0; 9851#L722-201 main_~_ha_bkt~0#1 := main_#t~nondet82#1;havoc main_#t~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1;havoc main_#t~nondet82#1; 9863#L722-202 goto; 9751#L722-261 call main_#t~mem83#1.base, main_#t~mem83#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$(main_#t~mem83#1.base, main_#t~mem83#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem84#1.base, main_#t~mem84#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~mem83#1.base, main_#t~mem83#1.offset;havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call main_#t~mem85#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post86#1 := main_#t~mem85#1;call write~int(1 + main_#t~post86#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem85#1;havoc main_#t~post86#1;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_#t~mem87#1.base, main_#t~mem87#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem88#1.base, main_#t~mem88#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 9752#L722-205 assume main_#t~mem88#1.base != 0 || main_#t~mem88#1.offset != 0;havoc main_#t~mem88#1.base, main_#t~mem88#1.offset;call main_#t~mem89#1.base, main_#t~mem89#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~mem89#1.base, 12 + main_#t~mem89#1.offset, 4);havoc main_#t~mem89#1.base, main_#t~mem89#1.offset; 9901#L722-207 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~mem91#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem90#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short94#1 := main_#t~mem91#1 % 4294967296 >= 10 * (1 + main_#t~mem90#1) % 4294967296; 9764#L722-208 assume main_#t~short94#1;call main_#t~mem92#1.base, main_#t~mem92#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem93#1 := read~int(main_#t~mem92#1.base, 36 + main_#t~mem92#1.offset, 4);main_#t~short94#1 := 0 == main_#t~mem93#1 % 4294967296; 9661#L722-210 assume !main_#t~short94#1;havoc main_#t~mem91#1;havoc main_#t~mem90#1;havoc main_#t~mem92#1.base, main_#t~mem92#1.offset;havoc main_#t~mem93#1;havoc main_#t~short94#1; 9662#L722-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 9823#L722-260 goto; 9909#L722-262 havoc main_~_ha_bkt~0#1; 9874#L722-263 goto; 9875#L722-265 goto; 9797#L722-267 havoc main_~_ha_hashv~0#1; 9664#L722-268 goto; 9665#L715-3 call main_#t~mem3#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post4#1 := main_#t~mem3#1;call write~int(1 + main_#t~post4#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem3#1;havoc main_#t~post4#1; 9802#L715-4 [2023-11-21 22:22:49,444 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:22:49,445 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 11 times [2023-11-21 22:22:49,445 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:22:49,445 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1916293380] [2023-11-21 22:22:49,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:22:49,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:22:49,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:22:49,477 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:22:49,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:22:49,495 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:22:49,495 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:22:49,496 INFO L85 PathProgramCache]: Analyzing trace with hash 1663222192, now seen corresponding path program 1 times [2023-11-21 22:22:49,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:22:49,496 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072169497] [2023-11-21 22:22:49,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:22:49,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:22:49,543 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 22:22:49,545 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [370783605] [2023-11-21 22:22:49,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:22:49,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:22:49,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eadbb4b-309a-4250-899d-ee350c583937/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:22:49,552 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eadbb4b-309a-4250-899d-ee350c583937/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:22:49,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eadbb4b-309a-4250-899d-ee350c583937/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-11-21 22:22:50,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:22:50,291 INFO L262 TraceCheckSpWp]: Trace formula consists of 511 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-21 22:22:50,294 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:22:50,547 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 22:22:50,547 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:22:50,547 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:22:50,547 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1072169497] [2023-11-21 22:22:50,547 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-21 22:22:50,547 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [370783605] [2023-11-21 22:22:50,547 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [370783605] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:22:50,547 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:22:50,548 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-21 22:22:50,548 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227551479] [2023-11-21 22:22:50,548 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:22:50,548 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:22:50,548 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:22:50,549 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-21 22:22:50,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2023-11-21 22:22:50,549 INFO L87 Difference]: Start difference. First operand 358 states and 507 transitions. cyclomatic complexity: 153 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 22:22:51,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:22:51,428 INFO L93 Difference]: Finished difference Result 366 states and 518 transitions. [2023-11-21 22:22:51,431 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 366 states and 518 transitions. [2023-11-21 22:22:51,435 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 354 [2023-11-21 22:22:51,442 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 366 states to 366 states and 518 transitions. [2023-11-21 22:22:51,442 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 366 [2023-11-21 22:22:51,443 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 366 [2023-11-21 22:22:51,443 INFO L73 IsDeterministic]: Start isDeterministic. Operand 366 states and 518 transitions. [2023-11-21 22:22:51,444 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:22:51,444 INFO L218 hiAutomatonCegarLoop]: Abstraction has 366 states and 518 transitions. [2023-11-21 22:22:51,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 366 states and 518 transitions. [2023-11-21 22:22:51,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 366 to 363. [2023-11-21 22:22:51,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 363 states, 359 states have (on average 1.415041782729805) internal successors, (508), 358 states have internal predecessors, (508), 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 22:22:51,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 363 states and 514 transitions. [2023-11-21 22:22:51,454 INFO L240 hiAutomatonCegarLoop]: Abstraction has 363 states and 514 transitions. [2023-11-21 22:22:51,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-21 22:22:51,455 INFO L428 stractBuchiCegarLoop]: Abstraction has 363 states and 514 transitions. [2023-11-21 22:22:51,455 INFO L335 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2023-11-21 22:22:51,456 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 363 states and 514 transitions. [2023-11-21 22:22:51,458 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 351 [2023-11-21 22:22:51,458 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:22:51,458 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:22:51,459 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:22:51,459 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 22:22:51,459 INFO L748 eck$LassoCheckResult]: Stem: 10912#$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(21, 2); 10913#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem13#1, main_#t~mem15#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem17#1, main_#t~mem19#1, main_#t~mem18#1, main_#t~mem20#1, main_#t~mem21#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~nondet29#1, main_#t~nondet30#1, main_#t~switch31#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~mem41#1, main_#t~mem42#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_#t~nondet50#1, main_#t~nondet51#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~malloc52#1.base, main_#t~malloc52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~memset~res55#1.base, main_#t~memset~res55#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~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~malloc61#1.base, main_#t~malloc61#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~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~memset~res68#1.base, main_#t~memset~res68#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.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~post79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1, main_#t~nondet82#1, main_#t~mem83#1.base, main_#t~mem83#1.offset, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1, main_#t~post86#1, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem88#1.base, main_#t~mem88#1.offset, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem91#1, main_#t~mem90#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~short94#1, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1, main_#t~malloc97#1.base, main_#t~malloc97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1, main_#t~memset~res102#1.base, main_#t~memset~res102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem107#1, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1, main_#t~nondet108#1, main_#t~mem109#1.base, main_#t~mem109#1.offset, main_#t~mem112#1, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1, main_#t~nondet113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem124#1, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1, main_#t~nondet125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~pre128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem132#1, main_#t~post133#1, main_#t~mem137#1, main_#t~mem135#1, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem136#1, main_#t~mem138#1, main_#t~post139#1, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~post115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1, main_#t~post149#1, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~ite159#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_#t~mem161#1, main_#t~mem162#1.base, main_#t~mem162#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~mem3#1, main_#t~post4#1, main_#t~mem5#1, main_#t~mem167#1, main_#t~mem166#1, main_#t~mem168#1, main_#t~mem169#1, main_#t~mem171#1, main_#t~mem170#1, main_#t~mem172#1, main_#t~mem173#1, main_#t~mem175#1, main_#t~mem174#1, main_#t~mem176#1, main_#t~mem177#1, main_#t~nondet178#1, main_#t~nondet179#1, main_#t~nondet180#1, main_#t~nondet181#1, main_#t~nondet182#1, main_#t~nondet183#1, main_#t~nondet184#1, main_#t~nondet185#1, main_#t~nondet186#1, main_#t~switch187#1, main_#t~mem188#1, main_#t~mem189#1, main_#t~mem190#1, main_#t~mem191#1, main_#t~mem192#1, main_#t~mem193#1, main_#t~mem194#1, main_#t~mem195#1, main_#t~mem196#1, main_#t~mem197#1, main_#t~mem198#1, main_#t~nondet199#1, main_#t~nondet200#1, main_#t~nondet201#1, main_#t~nondet202#1, main_#t~nondet203#1, main_#t~nondet204#1, main_#t~nondet205#1, main_#t~nondet206#1, main_#t~nondet207#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem208#1.base, main_#t~mem208#1.offset, main_#t~mem209#1, main_#t~nondet210#1, main_#t~mem211#1.base, main_#t~mem211#1.offset, main_#t~mem212#1.base, main_#t~mem212#1.offset, main_#t~mem213#1.base, main_#t~mem213#1.offset, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1.base, main_#t~mem215#1.offset, main_#t~mem216#1.base, main_#t~mem216#1.offset, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem218#1, main_#t~mem219#1, main_#t~mem220#1, main_#t~short221#1, main_#t~mem222#1.base, main_#t~mem222#1.offset, main_#t~ret223#1, main_#t~mem224#1.base, main_#t~mem224#1.offset, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~mem226#1.base, main_#t~mem226#1.offset, main_#t~mem227#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem228#1.base, main_#t~mem228#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~short230#1, main_#t~mem231#1.base, main_#t~mem231#1.offset, main_#t~mem232#1.base, main_#t~mem232#1.offset, main_#t~mem233#1.base, main_#t~mem233#1.offset, main_#t~mem234#1.base, main_#t~mem234#1.offset, main_#t~mem235#1.base, main_#t~mem235#1.offset, main_#t~mem236#1.base, main_#t~mem236#1.offset, main_#t~mem237#1.base, main_#t~mem237#1.offset, main_#t~mem238#1.base, main_#t~mem238#1.offset, main_#t~mem239#1, main_#t~mem240#1.base, main_#t~mem240#1.offset, main_#t~mem241#1.base, main_#t~mem241#1.offset, main_#t~mem242#1.base, main_#t~mem242#1.offset, main_#t~mem243#1, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1.base, main_#t~mem245#1.offset, main_#t~mem246#1.base, main_#t~mem246#1.offset, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem253#1, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1, main_#t~nondet254#1, main_#t~mem255#1.base, main_#t~mem255#1.offset, main_#t~mem256#1.base, main_#t~mem256#1.offset, main_#t~mem257#1, main_#t~post258#1, main_#t~mem259#1.base, main_#t~mem259#1.offset, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1.base, main_#t~mem263#1.offset, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~mem266#1.base, main_#t~mem266#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1, main_#t~post269#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem163#1, main_#t~post164#1, main_#t~mem165#1, main_#t~mem270#1.base, main_#t~mem270#1.offset, main_#t~ite272#1.base, main_#t~ite272#1.offset, main_#t~mem271#1.base, main_#t~mem271#1.offset, main_#t~mem275#1.base, main_#t~mem275#1.offset, main_#t~mem276#1.base, main_#t~mem276#1.offset, main_#t~short277#1, main_#t~mem278#1.base, main_#t~mem278#1.offset, main_#t~mem279#1.base, main_#t~mem279#1.offset, main_#t~mem280#1.base, main_#t~mem280#1.offset, main_#t~mem281#1.base, main_#t~mem281#1.offset, main_#t~mem282#1.base, main_#t~mem282#1.offset, main_#t~mem283#1.base, main_#t~mem283#1.offset, main_#t~mem284#1.base, main_#t~mem284#1.offset, main_#t~mem285#1.base, main_#t~mem285#1.offset, main_#t~mem286#1, main_#t~mem287#1.base, main_#t~mem287#1.offset, main_#t~mem288#1.base, main_#t~mem288#1.offset, main_#t~mem289#1.base, main_#t~mem289#1.offset, main_#t~mem290#1, main_#t~mem291#1.base, main_#t~mem291#1.offset, main_#t~mem292#1.base, main_#t~mem292#1.offset, main_#t~mem293#1.base, main_#t~mem293#1.offset, main_#t~mem294#1.base, main_#t~mem294#1.offset, main_#t~mem295#1.base, main_#t~mem295#1.offset, main_#t~mem296#1, main_#t~mem297#1.base, main_#t~mem297#1.offset, main_#t~mem300#1, main_#t~mem298#1.base, main_#t~mem298#1.offset, main_#t~mem299#1, main_#t~nondet301#1, main_#t~mem302#1.base, main_#t~mem302#1.offset, main_#t~mem303#1.base, main_#t~mem303#1.offset, main_#t~mem304#1, main_#t~post305#1, main_#t~mem306#1.base, main_#t~mem306#1.offset, main_#t~mem307#1.base, main_#t~mem307#1.offset, main_#t~mem308#1.base, main_#t~mem308#1.offset, main_#t~mem309#1.base, main_#t~mem309#1.offset, main_#t~mem310#1.base, main_#t~mem310#1.offset, main_#t~mem311#1.base, main_#t~mem311#1.offset, main_#t~mem312#1.base, main_#t~mem312#1.offset, main_#t~mem313#1.base, main_#t~mem313#1.offset, main_~_hd_head~1#1.base, main_~_hd_head~1#1.offset, main_#t~mem314#1.base, main_#t~mem314#1.offset, main_#t~mem315#1, main_#t~post316#1, main_~_hd_bkt~1#1, main_~_hd_hh_del~1#1.base, main_~_hd_hh_del~1#1.offset, main_#t~ite274#1.base, main_#t~ite274#1.offset, main_#t~mem273#1.base, main_#t~mem273#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset, main_~temp~0#1.base, main_~temp~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 10775#L715-4 [2023-11-21 22:22:51,460 INFO L750 eck$LassoCheckResult]: Loop: 10775#L715-4 call main_#t~mem5#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 10950#L715-1 assume !!(main_#t~mem5#1 < 1000);havoc main_#t~mem5#1;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 10693#L717 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 10694#L717-2 call main_#t~mem7#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem7#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem9#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem8#1 * main_#t~mem9#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem8#1;havoc main_#t~mem9#1; 10849#L722-269 havoc main_~_ha_hashv~0#1; 10939#L722-176 goto; 10888#L722-174 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; 10734#L722-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 10735#L722-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch31#1 := 11 == main_~_hj_k~0#1; 10650#L722-73 assume !main_#t~switch31#1; 10651#L722-75 main_#t~switch31#1 := main_#t~switch31#1 || 10 == main_~_hj_k~0#1; 10776#L722-76 assume !main_#t~switch31#1; 10777#L722-78 main_#t~switch31#1 := main_#t~switch31#1 || 9 == main_~_hj_k~0#1; 10817#L722-79 assume !main_#t~switch31#1; 10818#L722-81 main_#t~switch31#1 := main_#t~switch31#1 || 8 == main_~_hj_k~0#1; 10891#L722-82 assume !main_#t~switch31#1; 10700#L722-84 main_#t~switch31#1 := main_#t~switch31#1 || 7 == main_~_hj_k~0#1; 10701#L722-85 assume !main_#t~switch31#1; 10737#L722-87 main_#t~switch31#1 := main_#t~switch31#1 || 6 == main_~_hj_k~0#1; 10727#L722-88 assume !main_#t~switch31#1; 10728#L722-90 main_#t~switch31#1 := main_#t~switch31#1 || 5 == main_~_hj_k~0#1; 10928#L722-91 assume !main_#t~switch31#1; 10642#L722-93 main_#t~switch31#1 := main_#t~switch31#1 || 4 == main_~_hj_k~0#1; 10643#L722-94 assume main_#t~switch31#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 10644#L722-96 main_#t~switch31#1 := main_#t~switch31#1 || 3 == main_~_hj_k~0#1; 10645#L722-97 assume main_#t~switch31#1;call main_#t~mem40#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~mem40#1 % 256 % 4294967296);havoc main_#t~mem40#1; 10864#L722-99 main_#t~switch31#1 := main_#t~switch31#1 || 2 == main_~_hj_k~0#1; 10678#L722-100 assume main_#t~switch31#1;call main_#t~mem41#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~mem41#1 % 256 % 4294967296);havoc main_#t~mem41#1; 10679#L722-102 main_#t~switch31#1 := main_#t~switch31#1 || 1 == main_~_hj_k~0#1; 10807#L722-103 assume main_#t~switch31#1;call main_#t~mem42#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~mem42#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem42#1 % 256 % 4294967296 else main_#t~mem42#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem42#1; 10938#L722-105 havoc main_#t~switch31#1; 10926#L722-171 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; 10923#L722-107 assume !(0 == main_~_hj_i~0#1 % 4294967296); 10925#L722-109 assume !(0 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296); 10798#L722-111 assume !(main_~_hj_i~0#1 % 4294967296 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296);assume main_#t~nondet43#1 % 4294967296 <= main_~_hj_i~0#1 % 4294967296 + main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296; 10800#L722-113 main_~_hj_i~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#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; 10967#L722-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet44#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 10965#L722-120 main_~_hj_j~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#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; 10952#L722-121 assume !(0 == main_~_ha_hashv~0#1 % 4294967296); 10953#L722-123 assume 0 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296;main_#t~nondet45#1 := main_~_ha_hashv~0#1; 10949#L722-127 main_~_ha_hashv~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 10958#L722-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 10655#L722-134 main_~_hj_i~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#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; 10623#L722-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 10624#L722-141 main_~_hj_j~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#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; 10720#L722-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32; 10744#L722-148 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 10870#L722-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet49#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 10686#L722-155 main_~_hj_i~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#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; 10791#L722-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet50#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 10792#L722-162 main_~_hj_j~0#1 := main_#t~nondet50#1;havoc main_#t~nondet50#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; 10865#L722-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet51#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 10616#L722-169 main_~_ha_hashv~0#1 := main_#t~nondet51#1;havoc main_#t~nondet51#1; 10617#L722-170 goto; 10878#L722-172 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; 10842#L722-173 goto; 10843#L722-175 goto; 10910#L722-266 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); 10931#L722-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem69#1.base, main_#t~mem69#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem69#1.base, main_#t~mem69#1.offset; 10933#L722-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#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.base, main_#t~mem71#1.offset := read~$Pointer$(main_#t~mem70#1.base, 16 + main_#t~mem70#1.offset, 4);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 := read~int(main_#t~mem72#1.base, 20 + main_#t~mem72#1.offset, 4);call write~$Pointer$(main_#t~mem71#1.base, main_#t~mem71#1.offset - main_#t~mem73#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1;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 main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_#t~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem75#1.base, 8 + main_#t~mem75#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;call main_#t~mem76#1.base, main_#t~mem76#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~mem76#1.base, 16 + main_#t~mem76#1.offset, 4);havoc main_#t~mem76#1.base, main_#t~mem76#1.offset; 10707#L722-193 goto; 10708#L722-264 havoc main_~_ha_bkt~0#1;call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem78#1 := read~int(main_#t~mem77#1.base, 12 + main_#t~mem77#1.offset, 4);main_#t~post79#1 := main_#t~mem78#1;call write~int(1 + main_#t~post79#1, main_#t~mem77#1.base, 12 + main_#t~mem77#1.offset, 4);havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~post79#1; 10746#L722-203 call main_#t~mem80#1.base, main_#t~mem80#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem81#1 := read~int(main_#t~mem80#1.base, 4 + main_#t~mem80#1.offset, 4); 10747#L722-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem81#1 - 1) % 4294967296;main_#t~nondet82#1 := 0; 10824#L722-201 main_~_ha_bkt~0#1 := main_#t~nondet82#1;havoc main_#t~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1;havoc main_#t~nondet82#1; 10836#L722-202 goto; 10723#L722-261 call main_#t~mem83#1.base, main_#t~mem83#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$(main_#t~mem83#1.base, main_#t~mem83#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem84#1.base, main_#t~mem84#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~mem83#1.base, main_#t~mem83#1.offset;havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call main_#t~mem85#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post86#1 := main_#t~mem85#1;call write~int(1 + main_#t~post86#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem85#1;havoc main_#t~post86#1;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_#t~mem87#1.base, main_#t~mem87#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem88#1.base, main_#t~mem88#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 10724#L722-205 assume main_#t~mem88#1.base != 0 || main_#t~mem88#1.offset != 0;havoc main_#t~mem88#1.base, main_#t~mem88#1.offset;call main_#t~mem89#1.base, main_#t~mem89#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~mem89#1.base, 12 + main_#t~mem89#1.offset, 4);havoc main_#t~mem89#1.base, main_#t~mem89#1.offset; 10874#L722-207 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~mem91#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem90#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short94#1 := main_#t~mem91#1 % 4294967296 >= 10 * (1 + main_#t~mem90#1) % 4294967296; 10736#L722-208 assume main_#t~short94#1;call main_#t~mem92#1.base, main_#t~mem92#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem93#1 := read~int(main_#t~mem92#1.base, 36 + main_#t~mem92#1.offset, 4);main_#t~short94#1 := 0 == main_#t~mem93#1 % 4294967296; 10633#L722-210 assume !main_#t~short94#1;havoc main_#t~mem91#1;havoc main_#t~mem90#1;havoc main_#t~mem92#1.base, main_#t~mem92#1.offset;havoc main_#t~mem93#1;havoc main_#t~short94#1; 10634#L722-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 10796#L722-260 goto; 10882#L722-262 havoc main_~_ha_bkt~0#1; 10847#L722-263 goto; 10848#L722-265 goto; 10770#L722-267 havoc main_~_ha_hashv~0#1; 10636#L722-268 goto; 10637#L715-3 call main_#t~mem3#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post4#1 := main_#t~mem3#1;call write~int(1 + main_#t~post4#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem3#1;havoc main_#t~post4#1; 10775#L715-4 [2023-11-21 22:22:51,460 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:22:51,461 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 12 times [2023-11-21 22:22:51,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:22:51,462 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [820680831] [2023-11-21 22:22:51,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:22:51,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:22:51,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:22:51,476 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:22:51,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:22:51,496 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:22:51,499 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:22:51,499 INFO L85 PathProgramCache]: Analyzing trace with hash -1524658544, now seen corresponding path program 1 times [2023-11-21 22:22:51,499 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:22:51,499 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [450802921] [2023-11-21 22:22:51,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:22:51,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:22:51,551 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 22:22:51,551 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1418271985] [2023-11-21 22:22:51,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:22:51,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:22:51,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eadbb4b-309a-4250-899d-ee350c583937/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:22:51,553 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eadbb4b-309a-4250-899d-ee350c583937/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:22:51,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eadbb4b-309a-4250-899d-ee350c583937/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-11-21 22:22:52,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:22:52,018 INFO L262 TraceCheckSpWp]: Trace formula consists of 511 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-21 22:22:52,021 INFO L285 TraceCheckSpWp]: Computing forward predicates...