./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/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_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/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_940f6c82-6698-4898-8f97-279e1fc124ad/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 a2f43006c9a8080eee594d7c3e874c7ea5bb3a923f26b30531e1d07ef5cff7d9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:05:04,419 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:05:04,545 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-21 22:05:04,552 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:05:04,553 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:05:04,593 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:05:04,594 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:05:04,594 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:05:04,595 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:05:04,598 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:05:04,599 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:05:04,599 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:05:04,600 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:05:04,600 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-21 22:05:04,601 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-21 22:05:04,601 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-21 22:05:04,601 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-21 22:05:04,602 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-21 22:05:04,602 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-21 22:05:04,603 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:05:04,603 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-21 22:05:04,604 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 22:05:04,604 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:05:04,604 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 22:05:04,605 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:05:04,605 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-21 22:05:04,605 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-21 22:05:04,606 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-21 22:05:04,606 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 22:05:04,607 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 22:05:04,608 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:05:04,608 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-21 22:05:04,608 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:05:04,609 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:05:04,609 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:05:04,609 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:05:04,609 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:05:04,610 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-21 22:05:04,610 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_940f6c82-6698-4898-8f97-279e1fc124ad/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a2f43006c9a8080eee594d7c3e874c7ea5bb3a923f26b30531e1d07ef5cff7d9 [2023-11-21 22:05:04,939 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:05:04,997 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:05:05,000 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:05:05,001 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:05:05,002 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:05:05,003 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-1.i [2023-11-21 22:05:08,079 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:05:08,476 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:05:08,478 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-1.i [2023-11-21 22:05:08,507 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/data/44caa068d/82fa895cd4e14a158bccc5e3ce0ea05c/FLAGca48151ca [2023-11-21 22:05:08,531 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/data/44caa068d/82fa895cd4e14a158bccc5e3ce0ea05c [2023-11-21 22:05:08,537 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:05:08,540 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:05:08,543 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:05:08,543 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:05:08,549 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:05:08,550 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:05:08" (1/1) ... [2023-11-21 22:05:08,551 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ca1ac65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:08, skipping insertion in model container [2023-11-21 22:05:08,552 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:05:08" (1/1) ... [2023-11-21 22:05:08,641 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:05:09,243 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:05:09,257 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:05:09,375 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:05:09,428 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:05:09,429 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:09 WrapperNode [2023-11-21 22:05:09,429 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:05:09,430 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:05:09,431 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:05:09,431 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:05:09,439 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:09" (1/1) ... [2023-11-21 22:05:09,472 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:09" (1/1) ... [2023-11-21 22:05:09,567 INFO L138 Inliner]: procedures = 177, calls = 187, calls flagged for inlining = 14, calls inlined = 23, statements flattened = 851 [2023-11-21 22:05:09,568 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:05:09,569 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:05:09,569 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:05:09,569 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:05:09,589 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:09" (1/1) ... [2023-11-21 22:05:09,590 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:09" (1/1) ... [2023-11-21 22:05:09,601 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:09" (1/1) ... [2023-11-21 22:05:09,668 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 22:05:09,668 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:09" (1/1) ... [2023-11-21 22:05:09,668 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:09" (1/1) ... [2023-11-21 22:05:09,704 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:09" (1/1) ... [2023-11-21 22:05:09,714 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:09" (1/1) ... [2023-11-21 22:05:09,720 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:09" (1/1) ... [2023-11-21 22:05:09,726 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:09" (1/1) ... [2023-11-21 22:05:09,736 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:05:09,738 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:05:09,739 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:05:09,740 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:05:09,741 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:09" (1/1) ... [2023-11-21 22:05:09,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:05:09,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:05:09,781 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:05:09,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-21 22:05:09,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 22:05:09,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 22:05:09,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 22:05:09,848 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 22:05:09,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 22:05:09,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:05:09,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 22:05:09,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 22:05:09,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 22:05:09,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 22:05:09,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 22:05:09,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:05:09,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:05:10,117 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:05:10,121 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:05:10,125 WARN L820 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-21 22:05:11,523 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:05:11,540 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:05:11,540 INFO L308 CfgBuilder]: Removed 31 assume(true) statements. [2023-11-21 22:05:11,542 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:05:11 BoogieIcfgContainer [2023-11-21 22:05:11,543 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:05:11,544 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-21 22:05:11,544 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-21 22:05:11,548 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-21 22:05:11,549 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-21 22:05:11,549 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.11 10:05:08" (1/3) ... [2023-11-21 22:05:11,550 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@19b4027d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.11 10:05:11, skipping insertion in model container [2023-11-21 22:05:11,551 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-21 22:05:11,551 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:09" (2/3) ... [2023-11-21 22:05:11,551 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@19b4027d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.11 10:05:11, skipping insertion in model container [2023-11-21 22:05:11,552 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-21 22:05:11,552 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:05:11" (3/3) ... [2023-11-21 22:05:11,553 INFO L332 chiAutomizerObserver]: Analyzing ICFG uthash_BER_test1-1.i [2023-11-21 22:05:11,615 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-21 22:05:11,615 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-21 22:05:11,615 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-21 22:05:11,615 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-21 22:05:11,616 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-21 22:05:11,616 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-21 22:05:11,616 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-21 22:05:11,616 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-21 22:05:11,622 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 238 states, 233 states have (on average 1.6523605150214593) internal successors, (385), 233 states have internal predecessors, (385), 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 22:05:11,675 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 227 [2023-11-21 22:05:11,675 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:05:11,675 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:05:11,681 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:05:11,682 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2023-11-21 22:05:11,682 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-21 22:05:11,683 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 238 states, 233 states have (on average 1.6523605150214593) internal successors, (385), 233 states have internal predecessors, (385), 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 22:05:11,692 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 227 [2023-11-21 22:05:11,692 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:05:11,693 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:05:11,693 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:05:11,693 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2023-11-21 22:05:11,701 INFO L748 eck$LassoCheckResult]: Stem: 162#$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);~count_int_int~0 := 0; 170#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem8#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~switch28#1, main_#t~mem29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_~_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~malloc49#1.base, main_#t~malloc49#1.offset, main_#t~mem50#1.base, main_#t~mem50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~memset~res52#1.base, main_#t~memset~res52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1.base, main_#t~mem57#1.offset, main_#t~malloc58#1.base, main_#t~malloc58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.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~memset~res65#1.base, main_#t~memset~res65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~post76#1, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~nondet79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1, main_#t~post83#1, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem88#1, main_#t~mem87#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1, main_#t~short91#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~malloc94#1.base, main_#t~malloc94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~memset~res99#1.base, main_#t~memset~res99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem104#1, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~nondet105#1, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem109#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~nondet110#1, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1.base, main_#t~mem117#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem121#1, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~nondet122#1, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1, main_#t~pre125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~post130#1, main_#t~mem134#1, main_#t~mem132#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem133#1, main_#t~mem135#1, main_#t~post136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~post112#1, main_#t~mem113#1.base, main_#t~mem113#1.offset, main_#t~mem114#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~mem143#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~post146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem153#1, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1, main_#t~ite156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem159#1.base, main_#t~mem159#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~post5#1, main_#t~mem161#1, main_#t~mem162#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;havoc main_~i~0#1;havoc main_~user~0#1.base, main_~user~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;main_~i~0#1 := 0; 97#L750-3true [2023-11-21 22:05:11,702 INFO L750 eck$LassoCheckResult]: Loop: 97#L750-3true assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 60#L752true assume main_~user~0#1.base == 0 && main_~user~0#1.offset == 0;assume false; 61#L752-2true call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); 135#L757-269true assume !true; 179#L750-2true main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 97#L750-3true [2023-11-21 22:05:11,708 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:05:11,708 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 1 times [2023-11-21 22:05:11,718 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:05:11,719 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1559578404] [2023-11-21 22:05:11,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:11,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:05:11,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:05:11,819 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:05:11,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:05:11,857 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:05:11,860 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:05:11,861 INFO L85 PathProgramCache]: Analyzing trace with hash 46879672, now seen corresponding path program 1 times [2023-11-21 22:05:11,861 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:05:11,861 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [258526337] [2023-11-21 22:05:11,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:11,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:05:11,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:11,924 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:05:11,925 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [258526337] [2023-11-21 22:05:11,925 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-21 22:05:11,926 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1789730307] [2023-11-21 22:05:11,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:11,926 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:05:11,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:05:11,930 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:05:11,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-21 22:05:12,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:12,072 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 22:05:12,074 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:05:12,095 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 22:05:12,095 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:05:12,096 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1789730307] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:05:12,096 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:05:12,097 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 22:05:12,098 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [280001646] [2023-11-21 22:05:12,098 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:05:12,103 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:05:12,104 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:05:12,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-21 22:05:12,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-21 22:05:12,153 INFO L87 Difference]: Start difference. First operand has 238 states, 233 states have (on average 1.6523605150214593) internal successors, (385), 233 states have internal predecessors, (385), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:05:12,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:05:12,203 INFO L93 Difference]: Finished difference Result 228 states and 326 transitions. [2023-11-21 22:05:12,205 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 228 states and 326 transitions. [2023-11-21 22:05:12,211 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 207 [2023-11-21 22:05:12,223 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 228 states to 214 states and 312 transitions. [2023-11-21 22:05:12,224 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 214 [2023-11-21 22:05:12,228 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 214 [2023-11-21 22:05:12,229 INFO L73 IsDeterministic]: Start isDeterministic. Operand 214 states and 312 transitions. [2023-11-21 22:05:12,233 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:05:12,233 INFO L218 hiAutomatonCegarLoop]: Abstraction has 214 states and 312 transitions. [2023-11-21 22:05:12,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214 states and 312 transitions. [2023-11-21 22:05:12,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 214. [2023-11-21 22:05:12,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 214 states, 210 states have (on average 1.457142857142857) internal successors, (306), 209 states have internal predecessors, (306), 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 22:05:12,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 312 transitions. [2023-11-21 22:05:12,292 INFO L240 hiAutomatonCegarLoop]: Abstraction has 214 states and 312 transitions. [2023-11-21 22:05:12,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 22:05:12,298 INFO L428 stractBuchiCegarLoop]: Abstraction has 214 states and 312 transitions. [2023-11-21 22:05:12,298 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-21 22:05:12,298 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 214 states and 312 transitions. [2023-11-21 22:05:12,301 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 207 [2023-11-21 22:05:12,301 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:05:12,301 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:05:12,305 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:05:12,305 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:05:12,305 INFO L748 eck$LassoCheckResult]: Stem: 682#$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);~count_int_int~0 := 0; 683#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem8#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~switch28#1, main_#t~mem29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_~_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~malloc49#1.base, main_#t~malloc49#1.offset, main_#t~mem50#1.base, main_#t~mem50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~memset~res52#1.base, main_#t~memset~res52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1.base, main_#t~mem57#1.offset, main_#t~malloc58#1.base, main_#t~malloc58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.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~memset~res65#1.base, main_#t~memset~res65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~post76#1, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~nondet79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1, main_#t~post83#1, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem88#1, main_#t~mem87#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1, main_#t~short91#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~malloc94#1.base, main_#t~malloc94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~memset~res99#1.base, main_#t~memset~res99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem104#1, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~nondet105#1, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem109#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~nondet110#1, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1.base, main_#t~mem117#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem121#1, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~nondet122#1, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1, main_#t~pre125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~post130#1, main_#t~mem134#1, main_#t~mem132#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem133#1, main_#t~mem135#1, main_#t~post136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~post112#1, main_#t~mem113#1.base, main_#t~mem113#1.offset, main_#t~mem114#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~mem143#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~post146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem153#1, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1, main_#t~ite156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem159#1.base, main_#t~mem159#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~post5#1, main_#t~mem161#1, main_#t~mem162#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;havoc main_~i~0#1;havoc main_~user~0#1.base, main_~user~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;main_~i~0#1 := 0; 630#L750-3 [2023-11-21 22:05:12,314 INFO L750 eck$LassoCheckResult]: Loop: 630#L750-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 587#L752 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 588#L752-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); 589#L757-269 havoc main_~_ha_hashv~0#1; 662#L757-176 goto; 640#L757-174 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; 569#L757-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 570#L757-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch28#1 := 11 == main_~_hj_k~0#1; 684#L757-73 assume main_#t~switch28#1;call main_#t~mem29#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~mem29#1 % 256 % 4294967296);havoc main_#t~mem29#1; 680#L757-75 main_#t~switch28#1 := main_#t~switch28#1 || 10 == main_~_hj_k~0#1; 653#L757-76 assume main_#t~switch28#1;call main_#t~mem30#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~mem30#1 % 256 % 4294967296);havoc main_#t~mem30#1; 654#L757-78 main_#t~switch28#1 := main_#t~switch28#1 || 9 == main_~_hj_k~0#1; 693#L757-79 assume main_#t~switch28#1;call main_#t~mem31#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~mem31#1 % 256 % 4294967296);havoc main_#t~mem31#1; 567#L757-81 main_#t~switch28#1 := main_#t~switch28#1 || 8 == main_~_hj_k~0#1; 568#L757-82 assume main_#t~switch28#1;call main_#t~mem32#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~mem32#1 % 256 % 4294967296);havoc main_#t~mem32#1; 667#L757-84 main_#t~switch28#1 := main_#t~switch28#1 || 7 == main_~_hj_k~0#1; 579#L757-85 assume main_#t~switch28#1;call main_#t~mem33#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~mem33#1 % 256 % 4294967296);havoc main_#t~mem33#1; 536#L757-87 main_#t~switch28#1 := main_#t~switch28#1 || 6 == main_~_hj_k~0#1; 537#L757-88 assume !main_#t~switch28#1; 674#L757-90 main_#t~switch28#1 := main_#t~switch28#1 || 5 == main_~_hj_k~0#1; 675#L757-91 assume main_#t~switch28#1;call main_#t~mem35#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~mem35#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem35#1 % 256 % 4294967296 else main_#t~mem35#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem35#1; 691#L757-93 main_#t~switch28#1 := main_#t~switch28#1 || 4 == main_~_hj_k~0#1; 548#L757-94 assume main_#t~switch28#1;call main_#t~mem36#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~mem36#1 % 256 % 4294967296);havoc main_#t~mem36#1; 549#L757-96 main_#t~switch28#1 := main_#t~switch28#1 || 3 == main_~_hj_k~0#1; 686#L757-97 assume main_#t~switch28#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 687#L757-99 main_#t~switch28#1 := main_#t~switch28#1 || 2 == main_~_hj_k~0#1; 690#L757-100 assume main_#t~switch28#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 500#L757-102 main_#t~switch28#1 := main_#t~switch28#1 || 1 == main_~_hj_k~0#1; 501#L757-103 assume main_#t~switch28#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem39#1 % 256 % 4294967296 else main_#t~mem39#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem39#1; 652#L757-105 havoc main_#t~switch28#1; 677#L757-171 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; 606#L757-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet40#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 534#L757-113 main_~_hj_i~0#1 := main_#t~nondet40#1;havoc main_#t~nondet40#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; 535#L757-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet41#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 613#L757-120 main_~_hj_j~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#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; 524#L757-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet42#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 526#L757-127 main_~_ha_hashv~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 576#L757-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 598#L757-134 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; 618#L757-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet44#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 531#L757-141 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; 532#L757-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet45#1 := main_~_hj_j~0#1 % 4294967296 / 32; 583#L757-148 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; 584#L757-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 566#L757-155 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; 626#L757-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 627#L757-162 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; 632#L757-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 601#L757-169 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#1; 520#L757-170 goto; 521#L757-172 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; 543#L757-173 goto; 546#L757-175 goto; 547#L757-266 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); 608#L757-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem66#1.base, main_#t~mem66#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem66#1.base, main_#t~mem66#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem66#1.base, main_#t~mem66#1.offset; 610#L757-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_#t~mem67#1.base, 16 + main_#t~mem67#1.offset, 4);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 main_#t~mem70#1 := read~int(main_#t~mem69#1.base, 20 + main_#t~mem69#1.offset, 4);call write~$Pointer$(main_#t~mem68#1.base, main_#t~mem68#1.offset - main_#t~mem70#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset;havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1;call main_#t~mem71#1.base, main_#t~mem71#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_#t~mem71#1.base, 16 + main_#t~mem71#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem72#1.base, 8 + main_#t~mem72#1.offset, 4);havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;call main_#t~mem73#1.base, main_#t~mem73#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~mem73#1.base, 16 + main_#t~mem73#1.offset, 4);havoc main_#t~mem73#1.base, main_#t~mem73#1.offset; 599#L757-193 goto; 554#L757-264 havoc main_~_ha_bkt~0#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 := read~int(main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);main_#t~post76#1 := main_#t~mem75#1;call write~int(1 + main_#t~post76#1, main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1;havoc main_#t~post76#1; 555#L757-203 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, 4 + main_#t~mem77#1.offset, 4); 512#L757-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem78#1 - 1) % 4294967296;main_#t~nondet79#1 := 0; 513#L757-201 main_~_ha_bkt~0#1 := main_#t~nondet79#1;havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~nondet79#1; 558#L757-202 goto; 572#L757-261 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.base, main_#t~mem81#1.offset := read~$Pointer$(main_#t~mem80#1.base, main_#t~mem80#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem81#1.base, main_#t~mem81#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~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1.base, main_#t~mem81#1.offset;call main_#t~mem82#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post83#1 := main_#t~mem82#1;call write~int(1 + main_#t~post83#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem82#1;havoc main_#t~post83#1;call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem84#1.base, main_#t~mem84#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 695#L757-205 assume main_#t~mem85#1.base != 0 || main_#t~mem85#1.offset != 0;havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem86#1.base, 12 + main_#t~mem86#1.offset, 4);havoc main_#t~mem86#1.base, main_#t~mem86#1.offset; 629#L757-207 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~mem88#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem87#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short91#1 := main_#t~mem88#1 % 4294967296 >= 10 * (1 + main_#t~mem87#1) % 4294967296; 541#L757-208 assume main_#t~short91#1;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem90#1 := read~int(main_#t~mem89#1.base, 36 + main_#t~mem89#1.offset, 4);main_#t~short91#1 := 0 == main_#t~mem90#1 % 4294967296; 542#L757-210 assume !main_#t~short91#1;havoc main_#t~mem88#1;havoc main_#t~mem87#1;havoc main_#t~mem89#1.base, main_#t~mem89#1.offset;havoc main_#t~mem90#1;havoc main_#t~short91#1; 556#L757-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 625#L757-260 goto; 655#L757-262 havoc main_~_ha_bkt~0#1; 656#L757-263 goto; 645#L757-265 goto; 552#L757-267 havoc main_~_ha_hashv~0#1; 553#L757-268 goto; 639#L750-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 630#L750-3 [2023-11-21 22:05:12,315 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:05:12,316 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 2 times [2023-11-21 22:05:12,316 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:05:12,317 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [15371334] [2023-11-21 22:05:12,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:12,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:05:12,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:05:12,337 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:05:12,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:05:12,363 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:05:12,364 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:05:12,364 INFO L85 PathProgramCache]: Analyzing trace with hash 1755429761, now seen corresponding path program 1 times [2023-11-21 22:05:12,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:05:12,364 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1581219923] [2023-11-21 22:05:12,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:12,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:05:12,469 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 22:05:12,469 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [22589173] [2023-11-21 22:05:12,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:12,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:05:12,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:05:12,523 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:05:12,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-21 22:05:12,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:12,859 INFO L262 TraceCheckSpWp]: Trace formula consists of 521 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 22:05:12,863 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:05:12,904 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 22:05:12,904 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:05:12,904 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:05:12,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1581219923] [2023-11-21 22:05:12,907 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-21 22:05:12,908 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [22589173] [2023-11-21 22:05:12,908 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [22589173] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:05:12,908 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:05:12,908 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-21 22:05:12,908 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [269086342] [2023-11-21 22:05:12,909 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:05:12,909 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:05:12,909 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:05:12,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 22:05:12,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 22:05:12,910 INFO L87 Difference]: Start difference. First operand 214 states and 312 transitions. cyclomatic complexity: 101 Second operand has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:05:13,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:05:13,046 INFO L93 Difference]: Finished difference Result 235 states and 333 transitions. [2023-11-21 22:05:13,046 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 235 states and 333 transitions. [2023-11-21 22:05:13,050 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 228 [2023-11-21 22:05:13,054 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 235 states to 235 states and 333 transitions. [2023-11-21 22:05:13,055 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 235 [2023-11-21 22:05:13,056 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 235 [2023-11-21 22:05:13,057 INFO L73 IsDeterministic]: Start isDeterministic. Operand 235 states and 333 transitions. [2023-11-21 22:05:13,063 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:05:13,063 INFO L218 hiAutomatonCegarLoop]: Abstraction has 235 states and 333 transitions. [2023-11-21 22:05:13,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 235 states and 333 transitions. [2023-11-21 22:05:13,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 235 to 234. [2023-11-21 22:05:13,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 234 states, 230 states have (on average 1.4173913043478261) internal successors, (326), 229 states have internal predecessors, (326), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-21 22:05:13,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 332 transitions. [2023-11-21 22:05:13,076 INFO L240 hiAutomatonCegarLoop]: Abstraction has 234 states and 332 transitions. [2023-11-21 22:05:13,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 22:05:13,077 INFO L428 stractBuchiCegarLoop]: Abstraction has 234 states and 332 transitions. [2023-11-21 22:05:13,077 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-21 22:05:13,077 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 234 states and 332 transitions. [2023-11-21 22:05:13,079 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 227 [2023-11-21 22:05:13,079 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:05:13,079 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:05:13,081 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:05:13,081 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:05:13,081 INFO L748 eck$LassoCheckResult]: Stem: 1361#$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);~count_int_int~0 := 0; 1362#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem8#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~switch28#1, main_#t~mem29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_~_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~malloc49#1.base, main_#t~malloc49#1.offset, main_#t~mem50#1.base, main_#t~mem50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~memset~res52#1.base, main_#t~memset~res52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1.base, main_#t~mem57#1.offset, main_#t~malloc58#1.base, main_#t~malloc58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.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~memset~res65#1.base, main_#t~memset~res65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~post76#1, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~nondet79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1, main_#t~post83#1, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem88#1, main_#t~mem87#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1, main_#t~short91#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~malloc94#1.base, main_#t~malloc94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~memset~res99#1.base, main_#t~memset~res99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem104#1, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~nondet105#1, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem109#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~nondet110#1, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1.base, main_#t~mem117#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem121#1, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~nondet122#1, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1, main_#t~pre125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~post130#1, main_#t~mem134#1, main_#t~mem132#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem133#1, main_#t~mem135#1, main_#t~post136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~post112#1, main_#t~mem113#1.base, main_#t~mem113#1.offset, main_#t~mem114#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~mem143#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~post146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem153#1, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1, main_#t~ite156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem159#1.base, main_#t~mem159#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~post5#1, main_#t~mem161#1, main_#t~mem162#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;havoc main_~i~0#1;havoc main_~user~0#1.base, main_~user~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;main_~i~0#1 := 0; 1308#L750-3 [2023-11-21 22:05:13,082 INFO L750 eck$LassoCheckResult]: Loop: 1308#L750-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 1264#L752 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 1265#L752-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); 1266#L757-269 havoc main_~_ha_hashv~0#1; 1340#L757-176 goto; 1317#L757-174 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; 1247#L757-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 1248#L757-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch28#1 := 11 == main_~_hj_k~0#1; 1363#L757-73 assume main_#t~switch28#1;call main_#t~mem29#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~mem29#1 % 256 % 4294967296);havoc main_#t~mem29#1; 1360#L757-75 main_#t~switch28#1 := main_#t~switch28#1 || 10 == main_~_hj_k~0#1; 1331#L757-76 assume main_#t~switch28#1;call main_#t~mem30#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~mem30#1 % 256 % 4294967296);havoc main_#t~mem30#1; 1332#L757-78 main_#t~switch28#1 := main_#t~switch28#1 || 9 == main_~_hj_k~0#1; 1375#L757-79 assume main_#t~switch28#1;call main_#t~mem31#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~mem31#1 % 256 % 4294967296);havoc main_#t~mem31#1; 1376#L757-81 main_#t~switch28#1 := main_#t~switch28#1 || 8 == main_~_hj_k~0#1; 1384#L757-82 assume main_#t~switch28#1;call main_#t~mem32#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~mem32#1 % 256 % 4294967296);havoc main_#t~mem32#1; 1385#L757-84 main_#t~switch28#1 := main_#t~switch28#1 || 7 == main_~_hj_k~0#1; 1257#L757-85 assume main_#t~switch28#1;call main_#t~mem33#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~mem33#1 % 256 % 4294967296);havoc main_#t~mem33#1; 1213#L757-87 main_#t~switch28#1 := main_#t~switch28#1 || 6 == main_~_hj_k~0#1; 1214#L757-88 assume main_#t~switch28#1;call main_#t~mem34#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~mem34#1 % 256 % 4294967296);havoc main_#t~mem34#1; 1377#L757-90 main_#t~switch28#1 := main_#t~switch28#1 || 5 == main_~_hj_k~0#1; 1381#L757-91 assume main_#t~switch28#1;call main_#t~mem35#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~mem35#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem35#1 % 256 % 4294967296 else main_#t~mem35#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem35#1; 1382#L757-93 main_#t~switch28#1 := main_#t~switch28#1 || 4 == main_~_hj_k~0#1; 1225#L757-94 assume main_#t~switch28#1;call main_#t~mem36#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~mem36#1 % 256 % 4294967296);havoc main_#t~mem36#1; 1226#L757-96 main_#t~switch28#1 := main_#t~switch28#1 || 3 == main_~_hj_k~0#1; 1365#L757-97 assume main_#t~switch28#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 1366#L757-99 main_#t~switch28#1 := main_#t~switch28#1 || 2 == main_~_hj_k~0#1; 1369#L757-100 assume main_#t~switch28#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 1370#L757-102 main_#t~switch28#1 := main_#t~switch28#1 || 1 == main_~_hj_k~0#1; 1329#L757-103 assume main_#t~switch28#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem39#1 % 256 % 4294967296 else main_#t~mem39#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem39#1; 1330#L757-105 havoc main_#t~switch28#1; 1355#L757-171 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; 1283#L757-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet40#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 1211#L757-113 main_~_hj_i~0#1 := main_#t~nondet40#1;havoc main_#t~nondet40#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; 1212#L757-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet41#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 1290#L757-120 main_~_hj_j~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#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; 1201#L757-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet42#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 1203#L757-127 main_~_ha_hashv~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 1253#L757-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 1273#L757-134 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; 1295#L757-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet44#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 1208#L757-141 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; 1209#L757-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet45#1 := main_~_hj_j~0#1 % 4294967296 / 32; 1258#L757-148 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; 1259#L757-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 1243#L757-155 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; 1303#L757-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 1304#L757-162 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; 1309#L757-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 1278#L757-169 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#1; 1197#L757-170 goto; 1198#L757-172 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; 1220#L757-173 goto; 1223#L757-175 goto; 1224#L757-266 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); 1285#L757-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem66#1.base, main_#t~mem66#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem66#1.base, main_#t~mem66#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem66#1.base, main_#t~mem66#1.offset; 1287#L757-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_#t~mem67#1.base, 16 + main_#t~mem67#1.offset, 4);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 main_#t~mem70#1 := read~int(main_#t~mem69#1.base, 20 + main_#t~mem69#1.offset, 4);call write~$Pointer$(main_#t~mem68#1.base, main_#t~mem68#1.offset - main_#t~mem70#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset;havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1;call main_#t~mem71#1.base, main_#t~mem71#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_#t~mem71#1.base, 16 + main_#t~mem71#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem72#1.base, 8 + main_#t~mem72#1.offset, 4);havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;call main_#t~mem73#1.base, main_#t~mem73#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~mem73#1.base, 16 + main_#t~mem73#1.offset, 4);havoc main_#t~mem73#1.base, main_#t~mem73#1.offset; 1276#L757-193 goto; 1231#L757-264 havoc main_~_ha_bkt~0#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 := read~int(main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);main_#t~post76#1 := main_#t~mem75#1;call write~int(1 + main_#t~post76#1, main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1;havoc main_#t~post76#1; 1232#L757-203 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, 4 + main_#t~mem77#1.offset, 4); 1189#L757-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem78#1 - 1) % 4294967296;main_#t~nondet79#1 := 0; 1190#L757-201 main_~_ha_bkt~0#1 := main_#t~nondet79#1;havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~nondet79#1; 1235#L757-202 goto; 1246#L757-261 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.base, main_#t~mem81#1.offset := read~$Pointer$(main_#t~mem80#1.base, main_#t~mem80#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem81#1.base, main_#t~mem81#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~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1.base, main_#t~mem81#1.offset;call main_#t~mem82#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post83#1 := main_#t~mem82#1;call write~int(1 + main_#t~post83#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem82#1;havoc main_#t~post83#1;call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem84#1.base, main_#t~mem84#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 1378#L757-205 assume main_#t~mem85#1.base != 0 || main_#t~mem85#1.offset != 0;havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem86#1.base, 12 + main_#t~mem86#1.offset, 4);havoc main_#t~mem86#1.base, main_#t~mem86#1.offset; 1306#L757-207 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~mem88#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem87#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short91#1 := main_#t~mem88#1 % 4294967296 >= 10 * (1 + main_#t~mem87#1) % 4294967296; 1218#L757-208 assume main_#t~short91#1;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem90#1 := read~int(main_#t~mem89#1.base, 36 + main_#t~mem89#1.offset, 4);main_#t~short91#1 := 0 == main_#t~mem90#1 % 4294967296; 1219#L757-210 assume !main_#t~short91#1;havoc main_#t~mem88#1;havoc main_#t~mem87#1;havoc main_#t~mem89#1.base, main_#t~mem89#1.offset;havoc main_#t~mem90#1;havoc main_#t~short91#1; 1233#L757-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 1302#L757-260 goto; 1333#L757-262 havoc main_~_ha_bkt~0#1; 1334#L757-263 goto; 1322#L757-265 goto; 1229#L757-267 havoc main_~_ha_hashv~0#1; 1230#L757-268 goto; 1316#L750-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1308#L750-3 [2023-11-21 22:05:13,082 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:05:13,082 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 3 times [2023-11-21 22:05:13,082 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:05:13,083 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [964354184] [2023-11-21 22:05:13,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:13,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:05:13,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:05:13,093 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:05:13,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:05:13,109 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:05:13,117 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:05:13,118 INFO L85 PathProgramCache]: Analyzing trace with hash 494512511, now seen corresponding path program 1 times [2023-11-21 22:05:13,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:05:13,118 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1475401460] [2023-11-21 22:05:13,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:13,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:05:13,190 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 22:05:13,191 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [807451084] [2023-11-21 22:05:13,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:13,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:05:13,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:05:13,198 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:05:13,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-21 22:05:13,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:13,487 INFO L262 TraceCheckSpWp]: Trace formula consists of 527 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 22:05:13,491 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:05:13,525 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 22:05:13,526 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:05:13,526 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:05:13,526 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1475401460] [2023-11-21 22:05:13,526 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-21 22:05:13,526 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [807451084] [2023-11-21 22:05:13,527 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [807451084] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:05:13,527 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:05:13,527 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-21 22:05:13,527 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [790471701] [2023-11-21 22:05:13,528 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:05:13,528 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:05:13,528 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:05:13,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-21 22:05:13,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-21 22:05:13,529 INFO L87 Difference]: Start difference. First operand 234 states and 332 transitions. cyclomatic complexity: 101 Second operand has 4 states, 4 states have (on average 18.75) internal successors, (75), 4 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:05:13,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:05:13,624 INFO L93 Difference]: Finished difference Result 221 states and 312 transitions. [2023-11-21 22:05:13,624 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 221 states and 312 transitions. [2023-11-21 22:05:13,626 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 214 [2023-11-21 22:05:13,629 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 221 states to 221 states and 312 transitions. [2023-11-21 22:05:13,630 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 221 [2023-11-21 22:05:13,630 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 221 [2023-11-21 22:05:13,630 INFO L73 IsDeterministic]: Start isDeterministic. Operand 221 states and 312 transitions. [2023-11-21 22:05:13,631 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:05:13,631 INFO L218 hiAutomatonCegarLoop]: Abstraction has 221 states and 312 transitions. [2023-11-21 22:05:13,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states and 312 transitions. [2023-11-21 22:05:13,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 220. [2023-11-21 22:05:13,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 220 states, 216 states have (on average 1.412037037037037) internal successors, (305), 215 states have internal predecessors, (305), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-21 22:05:13,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 311 transitions. [2023-11-21 22:05:13,640 INFO L240 hiAutomatonCegarLoop]: Abstraction has 220 states and 311 transitions. [2023-11-21 22:05:13,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-21 22:05:13,642 INFO L428 stractBuchiCegarLoop]: Abstraction has 220 states and 311 transitions. [2023-11-21 22:05:13,642 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-11-21 22:05:13,642 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 220 states and 311 transitions. [2023-11-21 22:05:13,643 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 213 [2023-11-21 22:05:13,644 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:05:13,644 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:05:13,645 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:05:13,645 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:05:13,645 INFO L748 eck$LassoCheckResult]: Stem: 2047#$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);~count_int_int~0 := 0; 2048#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem8#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~switch28#1, main_#t~mem29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_~_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~malloc49#1.base, main_#t~malloc49#1.offset, main_#t~mem50#1.base, main_#t~mem50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~memset~res52#1.base, main_#t~memset~res52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1.base, main_#t~mem57#1.offset, main_#t~malloc58#1.base, main_#t~malloc58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.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~memset~res65#1.base, main_#t~memset~res65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~post76#1, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~nondet79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1, main_#t~post83#1, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem88#1, main_#t~mem87#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1, main_#t~short91#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~malloc94#1.base, main_#t~malloc94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~memset~res99#1.base, main_#t~memset~res99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem104#1, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~nondet105#1, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem109#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~nondet110#1, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1.base, main_#t~mem117#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem121#1, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~nondet122#1, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1, main_#t~pre125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~post130#1, main_#t~mem134#1, main_#t~mem132#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem133#1, main_#t~mem135#1, main_#t~post136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~post112#1, main_#t~mem113#1.base, main_#t~mem113#1.offset, main_#t~mem114#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~mem143#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~post146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem153#1, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1, main_#t~ite156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem159#1.base, main_#t~mem159#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~post5#1, main_#t~mem161#1, main_#t~mem162#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;havoc main_~i~0#1;havoc main_~user~0#1.base, main_~user~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;main_~i~0#1 := 0; 1994#L750-3 [2023-11-21 22:05:13,646 INFO L750 eck$LassoCheckResult]: Loop: 1994#L750-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 1951#L752 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 1952#L752-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); 1953#L757-269 havoc main_~_ha_hashv~0#1; 2027#L757-176 goto; 2004#L757-174 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; 1933#L757-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 1934#L757-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch28#1 := 11 == main_~_hj_k~0#1; 2049#L757-73 assume !main_#t~switch28#1; 2045#L757-75 main_#t~switch28#1 := main_#t~switch28#1 || 10 == main_~_hj_k~0#1; 2018#L757-76 assume !main_#t~switch28#1; 2019#L757-78 main_#t~switch28#1 := main_#t~switch28#1 || 9 == main_~_hj_k~0#1; 2059#L757-79 assume !main_#t~switch28#1; 1931#L757-81 main_#t~switch28#1 := main_#t~switch28#1 || 8 == main_~_hj_k~0#1; 1932#L757-82 assume !main_#t~switch28#1; 2032#L757-84 main_#t~switch28#1 := main_#t~switch28#1 || 7 == main_~_hj_k~0#1; 1943#L757-85 assume !main_#t~switch28#1; 1899#L757-87 main_#t~switch28#1 := main_#t~switch28#1 || 6 == main_~_hj_k~0#1; 1900#L757-88 assume !main_#t~switch28#1; 2039#L757-90 main_#t~switch28#1 := main_#t~switch28#1 || 5 == main_~_hj_k~0#1; 2040#L757-91 assume !main_#t~switch28#1; 2057#L757-93 main_#t~switch28#1 := main_#t~switch28#1 || 4 == main_~_hj_k~0#1; 1911#L757-94 assume main_#t~switch28#1;call main_#t~mem36#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~mem36#1 % 256 % 4294967296);havoc main_#t~mem36#1; 1912#L757-96 main_#t~switch28#1 := main_#t~switch28#1 || 3 == main_~_hj_k~0#1; 2051#L757-97 assume main_#t~switch28#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 2052#L757-99 main_#t~switch28#1 := main_#t~switch28#1 || 2 == main_~_hj_k~0#1; 2055#L757-100 assume main_#t~switch28#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 2056#L757-102 main_#t~switch28#1 := main_#t~switch28#1 || 1 == main_~_hj_k~0#1; 2016#L757-103 assume main_#t~switch28#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem39#1 % 256 % 4294967296 else main_#t~mem39#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem39#1; 2017#L757-105 havoc main_#t~switch28#1; 2042#L757-171 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; 1970#L757-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet40#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 1897#L757-113 main_~_hj_i~0#1 := main_#t~nondet40#1;havoc main_#t~nondet40#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; 1898#L757-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet41#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 1977#L757-120 main_~_hj_j~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#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; 1887#L757-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet42#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 1889#L757-127 main_~_ha_hashv~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 1940#L757-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 1962#L757-134 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; 1982#L757-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet44#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 1894#L757-141 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; 1895#L757-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet45#1 := main_~_hj_j~0#1 % 4294967296 / 32; 1947#L757-148 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; 1948#L757-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 1930#L757-155 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; 1990#L757-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 1991#L757-162 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; 1996#L757-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 1965#L757-169 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#1; 1883#L757-170 goto; 1884#L757-172 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; 1906#L757-173 goto; 1909#L757-175 goto; 1910#L757-266 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); 1972#L757-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem66#1.base, main_#t~mem66#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem66#1.base, main_#t~mem66#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem66#1.base, main_#t~mem66#1.offset; 1974#L757-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_#t~mem67#1.base, 16 + main_#t~mem67#1.offset, 4);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 main_#t~mem70#1 := read~int(main_#t~mem69#1.base, 20 + main_#t~mem69#1.offset, 4);call write~$Pointer$(main_#t~mem68#1.base, main_#t~mem68#1.offset - main_#t~mem70#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset;havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1;call main_#t~mem71#1.base, main_#t~mem71#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_#t~mem71#1.base, 16 + main_#t~mem71#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem72#1.base, 8 + main_#t~mem72#1.offset, 4);havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;call main_#t~mem73#1.base, main_#t~mem73#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~mem73#1.base, 16 + main_#t~mem73#1.offset, 4);havoc main_#t~mem73#1.base, main_#t~mem73#1.offset; 1963#L757-193 goto; 1918#L757-264 havoc main_~_ha_bkt~0#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 := read~int(main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);main_#t~post76#1 := main_#t~mem75#1;call write~int(1 + main_#t~post76#1, main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1;havoc main_#t~post76#1; 1919#L757-203 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, 4 + main_#t~mem77#1.offset, 4); 1875#L757-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem78#1 - 1) % 4294967296;main_#t~nondet79#1 := 0; 1876#L757-201 main_~_ha_bkt~0#1 := main_#t~nondet79#1;havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~nondet79#1; 1922#L757-202 goto; 1936#L757-261 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.base, main_#t~mem81#1.offset := read~$Pointer$(main_#t~mem80#1.base, main_#t~mem80#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem81#1.base, main_#t~mem81#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~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1.base, main_#t~mem81#1.offset;call main_#t~mem82#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post83#1 := main_#t~mem82#1;call write~int(1 + main_#t~post83#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem82#1;havoc main_#t~post83#1;call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem84#1.base, main_#t~mem84#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 2061#L757-205 assume main_#t~mem85#1.base != 0 || main_#t~mem85#1.offset != 0;havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem86#1.base, 12 + main_#t~mem86#1.offset, 4);havoc main_#t~mem86#1.base, main_#t~mem86#1.offset; 1993#L757-207 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~mem88#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem87#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short91#1 := main_#t~mem88#1 % 4294967296 >= 10 * (1 + main_#t~mem87#1) % 4294967296; 1904#L757-208 assume main_#t~short91#1;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem90#1 := read~int(main_#t~mem89#1.base, 36 + main_#t~mem89#1.offset, 4);main_#t~short91#1 := 0 == main_#t~mem90#1 % 4294967296; 1905#L757-210 assume !main_#t~short91#1;havoc main_#t~mem88#1;havoc main_#t~mem87#1;havoc main_#t~mem89#1.base, main_#t~mem89#1.offset;havoc main_#t~mem90#1;havoc main_#t~short91#1; 1920#L757-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 1989#L757-260 goto; 2020#L757-262 havoc main_~_ha_bkt~0#1; 2021#L757-263 goto; 2009#L757-265 goto; 1916#L757-267 havoc main_~_ha_hashv~0#1; 1917#L757-268 goto; 2003#L750-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1994#L750-3 [2023-11-21 22:05:13,646 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:05:13,646 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 4 times [2023-11-21 22:05:13,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:05:13,647 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1561588377] [2023-11-21 22:05:13,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:13,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:05:13,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:05:13,663 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:05:13,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:05:13,678 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:05:13,679 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:05:13,679 INFO L85 PathProgramCache]: Analyzing trace with hash -1950207859, now seen corresponding path program 1 times [2023-11-21 22:05:13,680 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:05:13,681 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645280977] [2023-11-21 22:05:13,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:13,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:05:13,772 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 22:05:13,772 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1889088360] [2023-11-21 22:05:13,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:13,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:05:13,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:05:13,775 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:05:13,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-21 22:05:14,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:14,367 INFO L262 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-21 22:05:14,371 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:05:14,558 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 22:05:14,558 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:05:14,559 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:05:14,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [645280977] [2023-11-21 22:05:14,559 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-21 22:05:14,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1889088360] [2023-11-21 22:05:14,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1889088360] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:05:14,560 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:05:14,560 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-21 22:05:14,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893576916] [2023-11-21 22:05:14,560 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:05:14,561 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:05:14,561 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:05:14,562 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-21 22:05:14,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-21 22:05:14,562 INFO L87 Difference]: Start difference. First operand 220 states and 311 transitions. cyclomatic complexity: 94 Second operand has 6 states, 6 states have (on average 12.5) internal successors, (75), 6 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:05:15,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:05:15,061 INFO L93 Difference]: Finished difference Result 260 states and 359 transitions. [2023-11-21 22:05:15,061 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 260 states and 359 transitions. [2023-11-21 22:05:15,064 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 253 [2023-11-21 22:05:15,067 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 260 states to 260 states and 359 transitions. [2023-11-21 22:05:15,067 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 260 [2023-11-21 22:05:15,067 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 260 [2023-11-21 22:05:15,068 INFO L73 IsDeterministic]: Start isDeterministic. Operand 260 states and 359 transitions. [2023-11-21 22:05:15,068 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:05:15,069 INFO L218 hiAutomatonCegarLoop]: Abstraction has 260 states and 359 transitions. [2023-11-21 22:05:15,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states and 359 transitions. [2023-11-21 22:05:15,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 257. [2023-11-21 22:05:15,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 257 states, 253 states have (on average 1.3794466403162056) internal successors, (349), 252 states have internal predecessors, (349), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-21 22:05:15,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 355 transitions. [2023-11-21 22:05:15,078 INFO L240 hiAutomatonCegarLoop]: Abstraction has 257 states and 355 transitions. [2023-11-21 22:05:15,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-21 22:05:15,079 INFO L428 stractBuchiCegarLoop]: Abstraction has 257 states and 355 transitions. [2023-11-21 22:05:15,079 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2023-11-21 22:05:15,079 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 257 states and 355 transitions. [2023-11-21 22:05:15,081 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 250 [2023-11-21 22:05:15,081 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:05:15,081 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:05:15,082 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:05:15,082 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 22:05:15,083 INFO L748 eck$LassoCheckResult]: Stem: 2763#$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);~count_int_int~0 := 0; 2764#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem8#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~switch28#1, main_#t~mem29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_~_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~malloc49#1.base, main_#t~malloc49#1.offset, main_#t~mem50#1.base, main_#t~mem50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~memset~res52#1.base, main_#t~memset~res52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1.base, main_#t~mem57#1.offset, main_#t~malloc58#1.base, main_#t~malloc58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.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~memset~res65#1.base, main_#t~memset~res65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~post76#1, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~nondet79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1, main_#t~post83#1, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem88#1, main_#t~mem87#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1, main_#t~short91#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~malloc94#1.base, main_#t~malloc94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~memset~res99#1.base, main_#t~memset~res99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem104#1, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~nondet105#1, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem109#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~nondet110#1, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1.base, main_#t~mem117#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem121#1, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~nondet122#1, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1, main_#t~pre125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~post130#1, main_#t~mem134#1, main_#t~mem132#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem133#1, main_#t~mem135#1, main_#t~post136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~post112#1, main_#t~mem113#1.base, main_#t~mem113#1.offset, main_#t~mem114#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~mem143#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~post146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem153#1, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1, main_#t~ite156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem159#1.base, main_#t~mem159#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~post5#1, main_#t~mem161#1, main_#t~mem162#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;havoc main_~i~0#1;havoc main_~user~0#1.base, main_~user~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;main_~i~0#1 := 0; 2706#L750-3 [2023-11-21 22:05:15,083 INFO L750 eck$LassoCheckResult]: Loop: 2706#L750-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 2662#L752 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 2663#L752-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); 2664#L757-269 havoc main_~_ha_hashv~0#1; 2740#L757-176 goto; 2716#L757-174 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; 2717#L757-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 2765#L757-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch28#1 := 11 == main_~_hj_k~0#1; 2766#L757-73 assume !main_#t~switch28#1; 2761#L757-75 main_#t~switch28#1 := main_#t~switch28#1 || 10 == main_~_hj_k~0#1; 2731#L757-76 assume !main_#t~switch28#1; 2732#L757-78 main_#t~switch28#1 := main_#t~switch28#1 || 9 == main_~_hj_k~0#1; 2777#L757-79 assume !main_#t~switch28#1; 2642#L757-81 main_#t~switch28#1 := main_#t~switch28#1 || 8 == main_~_hj_k~0#1; 2643#L757-82 assume !main_#t~switch28#1; 2745#L757-84 main_#t~switch28#1 := main_#t~switch28#1 || 7 == main_~_hj_k~0#1; 2654#L757-85 assume !main_#t~switch28#1; 2610#L757-87 main_#t~switch28#1 := main_#t~switch28#1 || 6 == main_~_hj_k~0#1; 2611#L757-88 assume !main_#t~switch28#1; 2752#L757-90 main_#t~switch28#1 := main_#t~switch28#1 || 5 == main_~_hj_k~0#1; 2753#L757-91 assume !main_#t~switch28#1; 2775#L757-93 main_#t~switch28#1 := main_#t~switch28#1 || 4 == main_~_hj_k~0#1; 2622#L757-94 assume !main_#t~switch28#1; 2624#L757-96 main_#t~switch28#1 := main_#t~switch28#1 || 3 == main_~_hj_k~0#1; 2800#L757-97 assume main_#t~switch28#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 2796#L757-99 main_#t~switch28#1 := main_#t~switch28#1 || 2 == main_~_hj_k~0#1; 2793#L757-100 assume main_#t~switch28#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 2790#L757-102 main_#t~switch28#1 := main_#t~switch28#1 || 1 == main_~_hj_k~0#1; 2729#L757-103 assume main_#t~switch28#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem39#1 % 256 % 4294967296 else main_#t~mem39#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem39#1; 2730#L757-105 havoc main_#t~switch28#1; 2755#L757-171 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; 2756#L757-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet40#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 2786#L757-113 main_~_hj_i~0#1 := main_#t~nondet40#1;havoc main_#t~nondet40#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; 2772#L757-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 2773#L757-116 assume 0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296;main_#t~nondet41#1 := main_~_hj_j~0#1; 2689#L757-120 main_~_hj_j~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#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; 2598#L757-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet42#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 2600#L757-127 main_~_ha_hashv~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 2651#L757-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 2673#L757-134 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; 2694#L757-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet44#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 2605#L757-141 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; 2606#L757-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet45#1 := main_~_hj_j~0#1 % 4294967296 / 32; 2658#L757-148 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; 2659#L757-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 2641#L757-155 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; 2702#L757-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 2703#L757-162 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; 2708#L757-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 2676#L757-169 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#1; 2594#L757-170 goto; 2595#L757-172 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; 2617#L757-173 goto; 2620#L757-175 goto; 2621#L757-266 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); 2683#L757-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem66#1.base, main_#t~mem66#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem66#1.base, main_#t~mem66#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem66#1.base, main_#t~mem66#1.offset; 2685#L757-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_#t~mem67#1.base, 16 + main_#t~mem67#1.offset, 4);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 main_#t~mem70#1 := read~int(main_#t~mem69#1.base, 20 + main_#t~mem69#1.offset, 4);call write~$Pointer$(main_#t~mem68#1.base, main_#t~mem68#1.offset - main_#t~mem70#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset;havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1;call main_#t~mem71#1.base, main_#t~mem71#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_#t~mem71#1.base, 16 + main_#t~mem71#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem72#1.base, 8 + main_#t~mem72#1.offset, 4);havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;call main_#t~mem73#1.base, main_#t~mem73#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~mem73#1.base, 16 + main_#t~mem73#1.offset, 4);havoc main_#t~mem73#1.base, main_#t~mem73#1.offset; 2674#L757-193 goto; 2629#L757-264 havoc main_~_ha_bkt~0#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 := read~int(main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);main_#t~post76#1 := main_#t~mem75#1;call write~int(1 + main_#t~post76#1, main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1;havoc main_#t~post76#1; 2630#L757-203 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, 4 + main_#t~mem77#1.offset, 4); 2586#L757-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem78#1 - 1) % 4294967296;main_#t~nondet79#1 := 0; 2587#L757-201 main_~_ha_bkt~0#1 := main_#t~nondet79#1;havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~nondet79#1; 2633#L757-202 goto; 2647#L757-261 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.base, main_#t~mem81#1.offset := read~$Pointer$(main_#t~mem80#1.base, main_#t~mem80#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem81#1.base, main_#t~mem81#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~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1.base, main_#t~mem81#1.offset;call main_#t~mem82#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post83#1 := main_#t~mem82#1;call write~int(1 + main_#t~post83#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem82#1;havoc main_#t~post83#1;call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem84#1.base, main_#t~mem84#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 2780#L757-205 assume main_#t~mem85#1.base != 0 || main_#t~mem85#1.offset != 0;havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem86#1.base, 12 + main_#t~mem86#1.offset, 4);havoc main_#t~mem86#1.base, main_#t~mem86#1.offset; 2705#L757-207 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~mem88#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem87#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short91#1 := main_#t~mem88#1 % 4294967296 >= 10 * (1 + main_#t~mem87#1) % 4294967296; 2615#L757-208 assume main_#t~short91#1;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem90#1 := read~int(main_#t~mem89#1.base, 36 + main_#t~mem89#1.offset, 4);main_#t~short91#1 := 0 == main_#t~mem90#1 % 4294967296; 2616#L757-210 assume !main_#t~short91#1;havoc main_#t~mem88#1;havoc main_#t~mem87#1;havoc main_#t~mem89#1.base, main_#t~mem89#1.offset;havoc main_#t~mem90#1;havoc main_#t~short91#1; 2631#L757-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 2701#L757-260 goto; 2733#L757-262 havoc main_~_ha_bkt~0#1; 2734#L757-263 goto; 2722#L757-265 goto; 2627#L757-267 havoc main_~_ha_hashv~0#1; 2628#L757-268 goto; 2715#L750-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2706#L750-3 [2023-11-21 22:05:15,084 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:05:15,084 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 5 times [2023-11-21 22:05:15,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:05:15,084 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1907337692] [2023-11-21 22:05:15,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:15,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:05:15,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:05:15,094 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:05:15,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:05:15,105 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:05:15,105 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:05:15,106 INFO L85 PathProgramCache]: Analyzing trace with hash 1577745573, now seen corresponding path program 1 times [2023-11-21 22:05:15,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:05:15,106 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [53974707] [2023-11-21 22:05:15,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:15,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:05:15,176 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 22:05:15,176 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1078397138] [2023-11-21 22:05:15,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:15,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:05:15,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:05:15,182 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:05:15,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-21 22:05:15,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:15,473 INFO L262 TraceCheckSpWp]: Trace formula consists of 480 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 22:05:15,476 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:05:15,526 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 22:05:15,526 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:05:15,526 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:05:15,527 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [53974707] [2023-11-21 22:05:15,527 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-21 22:05:15,527 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1078397138] [2023-11-21 22:05:15,527 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1078397138] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:05:15,527 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:05:15,527 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-21 22:05:15,528 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [744958096] [2023-11-21 22:05:15,528 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:05:15,528 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:05:15,528 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:05:15,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-21 22:05:15,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-21 22:05:15,529 INFO L87 Difference]: Start difference. First operand 257 states and 355 transitions. cyclomatic complexity: 101 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 22:05:15,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:05:15,688 INFO L93 Difference]: Finished difference Result 334 states and 481 transitions. [2023-11-21 22:05:15,688 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 334 states and 481 transitions. [2023-11-21 22:05:15,691 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 327 [2023-11-21 22:05:15,694 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 334 states to 334 states and 481 transitions. [2023-11-21 22:05:15,695 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 334 [2023-11-21 22:05:15,695 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 334 [2023-11-21 22:05:15,696 INFO L73 IsDeterministic]: Start isDeterministic. Operand 334 states and 481 transitions. [2023-11-21 22:05:15,696 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:05:15,697 INFO L218 hiAutomatonCegarLoop]: Abstraction has 334 states and 481 transitions. [2023-11-21 22:05:15,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 334 states and 481 transitions. [2023-11-21 22:05:15,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 334 to 257. [2023-11-21 22:05:15,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 257 states, 253 states have (on average 1.3675889328063242) internal successors, (346), 252 states have internal predecessors, (346), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-21 22:05:15,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 352 transitions. [2023-11-21 22:05:15,705 INFO L240 hiAutomatonCegarLoop]: Abstraction has 257 states and 352 transitions. [2023-11-21 22:05:15,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-21 22:05:15,706 INFO L428 stractBuchiCegarLoop]: Abstraction has 257 states and 352 transitions. [2023-11-21 22:05:15,707 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2023-11-21 22:05:15,707 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 257 states and 352 transitions. [2023-11-21 22:05:15,708 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 250 [2023-11-21 22:05:15,708 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:05:15,709 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:05:15,710 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:05:15,710 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 22:05:15,710 INFO L748 eck$LassoCheckResult]: Stem: 3584#$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);~count_int_int~0 := 0; 3585#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem8#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~switch28#1, main_#t~mem29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_~_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~malloc49#1.base, main_#t~malloc49#1.offset, main_#t~mem50#1.base, main_#t~mem50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~memset~res52#1.base, main_#t~memset~res52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1.base, main_#t~mem57#1.offset, main_#t~malloc58#1.base, main_#t~malloc58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.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~memset~res65#1.base, main_#t~memset~res65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~post76#1, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~nondet79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1, main_#t~post83#1, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem88#1, main_#t~mem87#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1, main_#t~short91#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~malloc94#1.base, main_#t~malloc94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~memset~res99#1.base, main_#t~memset~res99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem104#1, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~nondet105#1, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem109#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~nondet110#1, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1.base, main_#t~mem117#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem121#1, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~nondet122#1, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1, main_#t~pre125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~post130#1, main_#t~mem134#1, main_#t~mem132#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem133#1, main_#t~mem135#1, main_#t~post136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~post112#1, main_#t~mem113#1.base, main_#t~mem113#1.offset, main_#t~mem114#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~mem143#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~post146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem153#1, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1, main_#t~ite156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem159#1.base, main_#t~mem159#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~post5#1, main_#t~mem161#1, main_#t~mem162#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;havoc main_~i~0#1;havoc main_~user~0#1.base, main_~user~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;main_~i~0#1 := 0; 3531#L750-3 [2023-11-21 22:05:15,710 INFO L750 eck$LassoCheckResult]: Loop: 3531#L750-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 3487#L752 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 3488#L752-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); 3489#L757-269 havoc main_~_ha_hashv~0#1; 3563#L757-176 goto; 3540#L757-174 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; 3468#L757-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 3469#L757-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch28#1 := 11 == main_~_hj_k~0#1; 3586#L757-73 assume !main_#t~switch28#1; 3638#L757-75 main_#t~switch28#1 := main_#t~switch28#1 || 10 == main_~_hj_k~0#1; 3637#L757-76 assume !main_#t~switch28#1; 3605#L757-78 main_#t~switch28#1 := main_#t~switch28#1 || 9 == main_~_hj_k~0#1; 3596#L757-79 assume !main_#t~switch28#1; 3466#L757-81 main_#t~switch28#1 := main_#t~switch28#1 || 8 == main_~_hj_k~0#1; 3467#L757-82 assume !main_#t~switch28#1; 3568#L757-84 main_#t~switch28#1 := main_#t~switch28#1 || 7 == main_~_hj_k~0#1; 3478#L757-85 assume !main_#t~switch28#1; 3479#L757-87 main_#t~switch28#1 := main_#t~switch28#1 || 6 == main_~_hj_k~0#1; 3598#L757-88 assume !main_#t~switch28#1; 3575#L757-90 main_#t~switch28#1 := main_#t~switch28#1 || 5 == main_~_hj_k~0#1; 3576#L757-91 assume !main_#t~switch28#1; 3630#L757-93 main_#t~switch28#1 := main_#t~switch28#1 || 4 == main_~_hj_k~0#1; 3629#L757-94 assume main_#t~switch28#1;call main_#t~mem36#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~mem36#1 % 256 % 4294967296);havoc main_#t~mem36#1; 3627#L757-96 main_#t~switch28#1 := main_#t~switch28#1 || 3 == main_~_hj_k~0#1; 3625#L757-97 assume main_#t~switch28#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 3623#L757-99 main_#t~switch28#1 := main_#t~switch28#1 || 2 == main_~_hj_k~0#1; 3621#L757-100 assume main_#t~switch28#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 3619#L757-102 main_#t~switch28#1 := main_#t~switch28#1 || 1 == main_~_hj_k~0#1; 3617#L757-103 assume main_#t~switch28#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem39#1 % 256 % 4294967296 else main_#t~mem39#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem39#1; 3616#L757-105 havoc main_#t~switch28#1; 3615#L757-171 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; 3506#L757-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet40#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 3432#L757-113 main_~_hj_i~0#1 := main_#t~nondet40#1;havoc main_#t~nondet40#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; 3433#L757-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 3533#L757-116 assume 0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296;main_#t~nondet41#1 := main_~_hj_j~0#1; 3513#L757-120 main_~_hj_j~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#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; 3422#L757-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet42#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 3424#L757-127 main_~_ha_hashv~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 3475#L757-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 3498#L757-134 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; 3518#L757-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet44#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 3429#L757-141 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; 3430#L757-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet45#1 := main_~_hj_j~0#1 % 4294967296 / 32; 3483#L757-148 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; 3484#L757-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 3465#L757-155 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; 3526#L757-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 3527#L757-162 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; 3532#L757-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 3501#L757-169 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#1; 3418#L757-170 goto; 3419#L757-172 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; 3441#L757-173 goto; 3444#L757-175 goto; 3445#L757-266 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); 3508#L757-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem66#1.base, main_#t~mem66#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem66#1.base, main_#t~mem66#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem66#1.base, main_#t~mem66#1.offset; 3510#L757-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_#t~mem67#1.base, 16 + main_#t~mem67#1.offset, 4);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 main_#t~mem70#1 := read~int(main_#t~mem69#1.base, 20 + main_#t~mem69#1.offset, 4);call write~$Pointer$(main_#t~mem68#1.base, main_#t~mem68#1.offset - main_#t~mem70#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset;havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1;call main_#t~mem71#1.base, main_#t~mem71#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_#t~mem71#1.base, 16 + main_#t~mem71#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem72#1.base, 8 + main_#t~mem72#1.offset, 4);havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;call main_#t~mem73#1.base, main_#t~mem73#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~mem73#1.base, 16 + main_#t~mem73#1.offset, 4);havoc main_#t~mem73#1.base, main_#t~mem73#1.offset; 3499#L757-193 goto; 3453#L757-264 havoc main_~_ha_bkt~0#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 := read~int(main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);main_#t~post76#1 := main_#t~mem75#1;call write~int(1 + main_#t~post76#1, main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1;havoc main_#t~post76#1; 3454#L757-203 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, 4 + main_#t~mem77#1.offset, 4); 3410#L757-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem78#1 - 1) % 4294967296;main_#t~nondet79#1 := 0; 3411#L757-201 main_~_ha_bkt~0#1 := main_#t~nondet79#1;havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~nondet79#1; 3457#L757-202 goto; 3471#L757-261 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.base, main_#t~mem81#1.offset := read~$Pointer$(main_#t~mem80#1.base, main_#t~mem80#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem81#1.base, main_#t~mem81#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~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1.base, main_#t~mem81#1.offset;call main_#t~mem82#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post83#1 := main_#t~mem82#1;call write~int(1 + main_#t~post83#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem82#1;havoc main_#t~post83#1;call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem84#1.base, main_#t~mem84#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 3600#L757-205 assume main_#t~mem85#1.base != 0 || main_#t~mem85#1.offset != 0;havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem86#1.base, 12 + main_#t~mem86#1.offset, 4);havoc main_#t~mem86#1.base, main_#t~mem86#1.offset; 3529#L757-207 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~mem88#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem87#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short91#1 := main_#t~mem88#1 % 4294967296 >= 10 * (1 + main_#t~mem87#1) % 4294967296; 3439#L757-208 assume main_#t~short91#1;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem90#1 := read~int(main_#t~mem89#1.base, 36 + main_#t~mem89#1.offset, 4);main_#t~short91#1 := 0 == main_#t~mem90#1 % 4294967296; 3440#L757-210 assume !main_#t~short91#1;havoc main_#t~mem88#1;havoc main_#t~mem87#1;havoc main_#t~mem89#1.base, main_#t~mem89#1.offset;havoc main_#t~mem90#1;havoc main_#t~short91#1; 3455#L757-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 3525#L757-260 goto; 3556#L757-262 havoc main_~_ha_bkt~0#1; 3557#L757-263 goto; 3545#L757-265 goto; 3451#L757-267 havoc main_~_ha_hashv~0#1; 3452#L757-268 goto; 3539#L750-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 3531#L750-3 [2023-11-21 22:05:15,711 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:05:15,711 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 6 times [2023-11-21 22:05:15,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:05:15,711 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [515742938] [2023-11-21 22:05:15,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:15,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:05:15,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:05:15,720 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:05:15,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:05:15,732 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:05:15,732 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:05:15,733 INFO L85 PathProgramCache]: Analyzing trace with hash 701726567, now seen corresponding path program 1 times [2023-11-21 22:05:15,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:05:15,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [5462504] [2023-11-21 22:05:15,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:15,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:05:15,779 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 22:05:15,779 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1652301078] [2023-11-21 22:05:15,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:15,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:05:15,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:05:15,782 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:05:15,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-21 22:05:16,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:16,118 INFO L262 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-21 22:05:16,121 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:05:16,319 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 22:05:16,319 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:05:16,319 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:05:16,320 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [5462504] [2023-11-21 22:05:16,320 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-21 22:05:16,320 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1652301078] [2023-11-21 22:05:16,320 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1652301078] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:05:16,320 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:05:16,321 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-21 22:05:16,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1224699624] [2023-11-21 22:05:16,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:05:16,324 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:05:16,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:05:16,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-21 22:05:16,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-21 22:05:16,325 INFO L87 Difference]: Start difference. First operand 257 states and 352 transitions. cyclomatic complexity: 98 Second operand has 7 states, 7 states have (on average 10.857142857142858) internal successors, (76), 7 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:05:17,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:05:17,020 INFO L93 Difference]: Finished difference Result 268 states and 368 transitions. [2023-11-21 22:05:17,020 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 268 states and 368 transitions. [2023-11-21 22:05:17,022 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 261 [2023-11-21 22:05:17,025 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 268 states to 268 states and 368 transitions. [2023-11-21 22:05:17,025 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 268 [2023-11-21 22:05:17,025 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 268 [2023-11-21 22:05:17,025 INFO L73 IsDeterministic]: Start isDeterministic. Operand 268 states and 368 transitions. [2023-11-21 22:05:17,026 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:05:17,026 INFO L218 hiAutomatonCegarLoop]: Abstraction has 268 states and 368 transitions. [2023-11-21 22:05:17,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states and 368 transitions. [2023-11-21 22:05:17,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 265. [2023-11-21 22:05:17,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 265 states, 261 states have (on average 1.371647509578544) internal successors, (358), 260 states have internal predecessors, (358), 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 22:05:17,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 364 transitions. [2023-11-21 22:05:17,034 INFO L240 hiAutomatonCegarLoop]: Abstraction has 265 states and 364 transitions. [2023-11-21 22:05:17,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-21 22:05:17,037 INFO L428 stractBuchiCegarLoop]: Abstraction has 265 states and 364 transitions. [2023-11-21 22:05:17,037 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2023-11-21 22:05:17,037 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 265 states and 364 transitions. [2023-11-21 22:05:17,039 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 258 [2023-11-21 22:05:17,039 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:05:17,039 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:05:17,040 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:05:17,040 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 22:05:17,040 INFO L748 eck$LassoCheckResult]: Stem: 4347#$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);~count_int_int~0 := 0; 4348#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem8#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~switch28#1, main_#t~mem29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_~_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~malloc49#1.base, main_#t~malloc49#1.offset, main_#t~mem50#1.base, main_#t~mem50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~memset~res52#1.base, main_#t~memset~res52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1.base, main_#t~mem57#1.offset, main_#t~malloc58#1.base, main_#t~malloc58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.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~memset~res65#1.base, main_#t~memset~res65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~post76#1, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~nondet79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1, main_#t~post83#1, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem88#1, main_#t~mem87#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1, main_#t~short91#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~malloc94#1.base, main_#t~malloc94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~memset~res99#1.base, main_#t~memset~res99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem104#1, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~nondet105#1, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem109#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~nondet110#1, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1.base, main_#t~mem117#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem121#1, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~nondet122#1, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1, main_#t~pre125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~post130#1, main_#t~mem134#1, main_#t~mem132#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem133#1, main_#t~mem135#1, main_#t~post136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~post112#1, main_#t~mem113#1.base, main_#t~mem113#1.offset, main_#t~mem114#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~mem143#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~post146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem153#1, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1, main_#t~ite156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem159#1.base, main_#t~mem159#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~post5#1, main_#t~mem161#1, main_#t~mem162#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;havoc main_~i~0#1;havoc main_~user~0#1.base, main_~user~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;main_~i~0#1 := 0; 4294#L750-3 [2023-11-21 22:05:17,041 INFO L750 eck$LassoCheckResult]: Loop: 4294#L750-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 4248#L752 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 4249#L752-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); 4250#L757-269 havoc main_~_ha_hashv~0#1; 4325#L757-176 goto; 4303#L757-174 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; 4229#L757-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 4230#L757-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch28#1 := 11 == main_~_hj_k~0#1; 4349#L757-73 assume !main_#t~switch28#1; 4346#L757-75 main_#t~switch28#1 := main_#t~switch28#1 || 10 == main_~_hj_k~0#1; 4316#L757-76 assume !main_#t~switch28#1; 4317#L757-78 main_#t~switch28#1 := main_#t~switch28#1 || 9 == main_~_hj_k~0#1; 4359#L757-79 assume !main_#t~switch28#1; 4227#L757-81 main_#t~switch28#1 := main_#t~switch28#1 || 8 == main_~_hj_k~0#1; 4228#L757-82 assume !main_#t~switch28#1; 4330#L757-84 main_#t~switch28#1 := main_#t~switch28#1 || 7 == main_~_hj_k~0#1; 4240#L757-85 assume !main_#t~switch28#1; 4195#L757-87 main_#t~switch28#1 := main_#t~switch28#1 || 6 == main_~_hj_k~0#1; 4196#L757-88 assume !main_#t~switch28#1; 4337#L757-90 main_#t~switch28#1 := main_#t~switch28#1 || 5 == main_~_hj_k~0#1; 4338#L757-91 assume !main_#t~switch28#1; 4356#L757-93 main_#t~switch28#1 := main_#t~switch28#1 || 4 == main_~_hj_k~0#1; 4207#L757-94 assume main_#t~switch28#1;call main_#t~mem36#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~mem36#1 % 256 % 4294967296);havoc main_#t~mem36#1; 4208#L757-96 main_#t~switch28#1 := main_#t~switch28#1 || 3 == main_~_hj_k~0#1; 4351#L757-97 assume main_#t~switch28#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 4352#L757-99 main_#t~switch28#1 := main_#t~switch28#1 || 2 == main_~_hj_k~0#1; 4370#L757-100 assume main_#t~switch28#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 4407#L757-102 main_#t~switch28#1 := main_#t~switch28#1 || 1 == main_~_hj_k~0#1; 4406#L757-103 assume main_#t~switch28#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem39#1 % 256 % 4294967296 else main_#t~mem39#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem39#1; 4315#L757-105 havoc main_#t~switch28#1; 4343#L757-171 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; 4267#L757-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet40#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 4268#L757-113 main_~_hj_i~0#1 := main_#t~nondet40#1;havoc main_#t~nondet40#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; 4373#L757-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 4374#L757-116 assume 0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296;main_#t~nondet41#1 := main_~_hj_j~0#1; 4371#L757-120 main_~_hj_j~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#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; 4186#L757-121 assume !(0 == main_~_ha_hashv~0#1 % 4294967296); 4187#L757-123 assume 0 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296;main_#t~nondet42#1 := main_~_ha_hashv~0#1; 4236#L757-127 main_~_ha_hashv~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 4237#L757-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 4259#L757-134 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; 4281#L757-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet44#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 4191#L757-141 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; 4192#L757-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet45#1 := main_~_hj_j~0#1 % 4294967296 / 32; 4245#L757-148 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; 4246#L757-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 4226#L757-155 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; 4289#L757-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 4290#L757-162 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; 4295#L757-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 4262#L757-169 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#1; 4180#L757-170 goto; 4181#L757-172 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; 4202#L757-173 goto; 4205#L757-175 goto; 4206#L757-266 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); 4270#L757-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem66#1.base, main_#t~mem66#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem66#1.base, main_#t~mem66#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem66#1.base, main_#t~mem66#1.offset; 4272#L757-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_#t~mem67#1.base, 16 + main_#t~mem67#1.offset, 4);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 main_#t~mem70#1 := read~int(main_#t~mem69#1.base, 20 + main_#t~mem69#1.offset, 4);call write~$Pointer$(main_#t~mem68#1.base, main_#t~mem68#1.offset - main_#t~mem70#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset;havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1;call main_#t~mem71#1.base, main_#t~mem71#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_#t~mem71#1.base, 16 + main_#t~mem71#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem72#1.base, 8 + main_#t~mem72#1.offset, 4);havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;call main_#t~mem73#1.base, main_#t~mem73#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~mem73#1.base, 16 + main_#t~mem73#1.offset, 4);havoc main_#t~mem73#1.base, main_#t~mem73#1.offset; 4260#L757-193 goto; 4214#L757-264 havoc main_~_ha_bkt~0#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 := read~int(main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);main_#t~post76#1 := main_#t~mem75#1;call write~int(1 + main_#t~post76#1, main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1;havoc main_#t~post76#1; 4215#L757-203 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, 4 + main_#t~mem77#1.offset, 4); 4172#L757-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem78#1 - 1) % 4294967296;main_#t~nondet79#1 := 0; 4173#L757-201 main_~_ha_bkt~0#1 := main_#t~nondet79#1;havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~nondet79#1; 4218#L757-202 goto; 4232#L757-261 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.base, main_#t~mem81#1.offset := read~$Pointer$(main_#t~mem80#1.base, main_#t~mem80#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem81#1.base, main_#t~mem81#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~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1.base, main_#t~mem81#1.offset;call main_#t~mem82#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post83#1 := main_#t~mem82#1;call write~int(1 + main_#t~post83#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem82#1;havoc main_#t~post83#1;call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem84#1.base, main_#t~mem84#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 4360#L757-205 assume main_#t~mem85#1.base != 0 || main_#t~mem85#1.offset != 0;havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem86#1.base, 12 + main_#t~mem86#1.offset, 4);havoc main_#t~mem86#1.base, main_#t~mem86#1.offset; 4292#L757-207 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~mem88#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem87#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short91#1 := main_#t~mem88#1 % 4294967296 >= 10 * (1 + main_#t~mem87#1) % 4294967296; 4200#L757-208 assume main_#t~short91#1;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem90#1 := read~int(main_#t~mem89#1.base, 36 + main_#t~mem89#1.offset, 4);main_#t~short91#1 := 0 == main_#t~mem90#1 % 4294967296; 4201#L757-210 assume !main_#t~short91#1;havoc main_#t~mem88#1;havoc main_#t~mem87#1;havoc main_#t~mem89#1.base, main_#t~mem89#1.offset;havoc main_#t~mem90#1;havoc main_#t~short91#1; 4216#L757-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 4288#L757-260 goto; 4318#L757-262 havoc main_~_ha_bkt~0#1; 4319#L757-263 goto; 4307#L757-265 goto; 4212#L757-267 havoc main_~_ha_hashv~0#1; 4213#L757-268 goto; 4302#L750-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 4294#L750-3 [2023-11-21 22:05:17,042 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:05:17,042 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 7 times [2023-11-21 22:05:17,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:05:17,042 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1801002802] [2023-11-21 22:05:17,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:17,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:05:17,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:05:17,058 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:05:17,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:05:17,068 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:05:17,068 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:05:17,068 INFO L85 PathProgramCache]: Analyzing trace with hash 950966210, now seen corresponding path program 1 times [2023-11-21 22:05:17,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:05:17,069 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [472867551] [2023-11-21 22:05:17,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:17,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:05:17,115 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 22:05:17,115 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1453042784] [2023-11-21 22:05:17,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:17,116 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:05:17,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:05:17,118 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:05:17,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-21 22:05:17,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:17,427 INFO L262 TraceCheckSpWp]: Trace formula consists of 487 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-21 22:05:17,430 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:05:17,652 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 22:05:17,652 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:05:17,652 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:05:17,652 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [472867551] [2023-11-21 22:05:17,652 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-21 22:05:17,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1453042784] [2023-11-21 22:05:17,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1453042784] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:05:17,653 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:05:17,653 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-21 22:05:17,655 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [661375198] [2023-11-21 22:05:17,657 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:05:17,657 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:05:17,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:05:17,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-21 22:05:17,663 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2023-11-21 22:05:17,664 INFO L87 Difference]: Start difference. First operand 265 states and 364 transitions. cyclomatic complexity: 102 Second operand has 8 states, 8 states have (on average 9.625) internal successors, (77), 8 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:05:19,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:05:19,049 INFO L93 Difference]: Finished difference Result 273 states and 374 transitions. [2023-11-21 22:05:19,049 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 273 states and 374 transitions. [2023-11-21 22:05:19,052 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 266 [2023-11-21 22:05:19,055 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 273 states to 273 states and 374 transitions. [2023-11-21 22:05:19,055 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 273 [2023-11-21 22:05:19,055 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 273 [2023-11-21 22:05:19,055 INFO L73 IsDeterministic]: Start isDeterministic. Operand 273 states and 374 transitions. [2023-11-21 22:05:19,056 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:05:19,056 INFO L218 hiAutomatonCegarLoop]: Abstraction has 273 states and 374 transitions. [2023-11-21 22:05:19,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273 states and 374 transitions. [2023-11-21 22:05:19,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273 to 269. [2023-11-21 22:05:19,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 269 states, 265 states have (on average 1.369811320754717) internal successors, (363), 264 states have internal predecessors, (363), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-21 22:05:19,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 269 states and 369 transitions. [2023-11-21 22:05:19,064 INFO L240 hiAutomatonCegarLoop]: Abstraction has 269 states and 369 transitions. [2023-11-21 22:05:19,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-21 22:05:19,065 INFO L428 stractBuchiCegarLoop]: Abstraction has 269 states and 369 transitions. [2023-11-21 22:05:19,065 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2023-11-21 22:05:19,065 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 269 states and 369 transitions. [2023-11-21 22:05:19,067 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 262 [2023-11-21 22:05:19,067 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:05:19,067 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:05:19,068 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:05:19,068 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 22:05:19,068 INFO L748 eck$LassoCheckResult]: Stem: 5129#$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);~count_int_int~0 := 0; 5130#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem8#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~switch28#1, main_#t~mem29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_~_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~malloc49#1.base, main_#t~malloc49#1.offset, main_#t~mem50#1.base, main_#t~mem50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~memset~res52#1.base, main_#t~memset~res52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1.base, main_#t~mem57#1.offset, main_#t~malloc58#1.base, main_#t~malloc58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.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~memset~res65#1.base, main_#t~memset~res65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~post76#1, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~nondet79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1, main_#t~post83#1, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem88#1, main_#t~mem87#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1, main_#t~short91#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~malloc94#1.base, main_#t~malloc94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~memset~res99#1.base, main_#t~memset~res99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem104#1, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~nondet105#1, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem109#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~nondet110#1, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1.base, main_#t~mem117#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem121#1, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~nondet122#1, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1, main_#t~pre125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~post130#1, main_#t~mem134#1, main_#t~mem132#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem133#1, main_#t~mem135#1, main_#t~post136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~post112#1, main_#t~mem113#1.base, main_#t~mem113#1.offset, main_#t~mem114#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~mem143#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~post146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem153#1, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1, main_#t~ite156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem159#1.base, main_#t~mem159#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~post5#1, main_#t~mem161#1, main_#t~mem162#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;havoc main_~i~0#1;havoc main_~user~0#1.base, main_~user~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;main_~i~0#1 := 0; 5072#L750-3 [2023-11-21 22:05:19,069 INFO L750 eck$LassoCheckResult]: Loop: 5072#L750-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 5028#L752 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 5029#L752-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); 5030#L757-269 havoc main_~_ha_hashv~0#1; 5107#L757-176 goto; 5082#L757-174 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; 5083#L757-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 5131#L757-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch28#1 := 11 == main_~_hj_k~0#1; 5132#L757-73 assume !main_#t~switch28#1; 5126#L757-75 main_#t~switch28#1 := main_#t~switch28#1 || 10 == main_~_hj_k~0#1; 5127#L757-76 assume !main_#t~switch28#1; 5155#L757-78 main_#t~switch28#1 := main_#t~switch28#1 || 9 == main_~_hj_k~0#1; 5156#L757-79 assume !main_#t~switch28#1; 5006#L757-81 main_#t~switch28#1 := main_#t~switch28#1 || 8 == main_~_hj_k~0#1; 5007#L757-82 assume !main_#t~switch28#1; 5112#L757-84 main_#t~switch28#1 := main_#t~switch28#1 || 7 == main_~_hj_k~0#1; 5113#L757-85 assume !main_#t~switch28#1; 4974#L757-87 main_#t~switch28#1 := main_#t~switch28#1 || 6 == main_~_hj_k~0#1; 4975#L757-88 assume !main_#t~switch28#1; 5120#L757-90 main_#t~switch28#1 := main_#t~switch28#1 || 5 == main_~_hj_k~0#1; 5121#L757-91 assume !main_#t~switch28#1; 5174#L757-93 main_#t~switch28#1 := main_#t~switch28#1 || 4 == main_~_hj_k~0#1; 4986#L757-94 assume main_#t~switch28#1;call main_#t~mem36#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~mem36#1 % 256 % 4294967296);havoc main_#t~mem36#1; 4987#L757-96 main_#t~switch28#1 := main_#t~switch28#1 || 3 == main_~_hj_k~0#1; 5182#L757-97 assume main_#t~switch28#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 5180#L757-99 main_#t~switch28#1 := main_#t~switch28#1 || 2 == main_~_hj_k~0#1; 5176#L757-100 assume main_#t~switch28#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 5175#L757-102 main_#t~switch28#1 := main_#t~switch28#1 || 1 == main_~_hj_k~0#1; 5163#L757-103 assume main_#t~switch28#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem39#1 % 256 % 4294967296 else main_#t~mem39#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem39#1; 5097#L757-105 havoc main_#t~switch28#1; 5123#L757-171 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; 5047#L757-107 assume !(0 == main_~_hj_i~0#1 % 4294967296); 5048#L757-109 assume !(0 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296); 5052#L757-111 assume main_~_hj_i~0#1 % 4294967296 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296;main_#t~nondet40#1 := 0; 5153#L757-113 main_~_hj_i~0#1 := main_#t~nondet40#1;havoc main_#t~nondet40#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; 5193#L757-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet41#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 5054#L757-120 main_~_hj_j~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#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; 5055#L757-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet42#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 5088#L757-127 main_~_ha_hashv~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 5177#L757-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 5039#L757-134 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; 5060#L757-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet44#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 4969#L757-141 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; 4970#L757-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet45#1 := main_~_hj_j~0#1 % 4294967296 / 32; 5024#L757-148 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; 5025#L757-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 5005#L757-155 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; 5068#L757-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 5069#L757-162 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; 5074#L757-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 5042#L757-169 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#1; 4959#L757-170 goto; 4960#L757-172 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; 4981#L757-173 goto; 4984#L757-175 goto; 4985#L757-266 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); 5049#L757-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem66#1.base, main_#t~mem66#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem66#1.base, main_#t~mem66#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem66#1.base, main_#t~mem66#1.offset; 5051#L757-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_#t~mem67#1.base, 16 + main_#t~mem67#1.offset, 4);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 main_#t~mem70#1 := read~int(main_#t~mem69#1.base, 20 + main_#t~mem69#1.offset, 4);call write~$Pointer$(main_#t~mem68#1.base, main_#t~mem68#1.offset - main_#t~mem70#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset;havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1;call main_#t~mem71#1.base, main_#t~mem71#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_#t~mem71#1.base, 16 + main_#t~mem71#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem72#1.base, 8 + main_#t~mem72#1.offset, 4);havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;call main_#t~mem73#1.base, main_#t~mem73#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~mem73#1.base, 16 + main_#t~mem73#1.offset, 4);havoc main_#t~mem73#1.base, main_#t~mem73#1.offset; 5040#L757-193 goto; 4993#L757-264 havoc main_~_ha_bkt~0#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 := read~int(main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);main_#t~post76#1 := main_#t~mem75#1;call write~int(1 + main_#t~post76#1, main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1;havoc main_#t~post76#1; 4994#L757-203 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, 4 + main_#t~mem77#1.offset, 4); 4951#L757-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem78#1 - 1) % 4294967296;main_#t~nondet79#1 := 0; 4952#L757-201 main_~_ha_bkt~0#1 := main_#t~nondet79#1;havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~nondet79#1; 4997#L757-202 goto; 5011#L757-261 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.base, main_#t~mem81#1.offset := read~$Pointer$(main_#t~mem80#1.base, main_#t~mem80#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem81#1.base, main_#t~mem81#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~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1.base, main_#t~mem81#1.offset;call main_#t~mem82#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post83#1 := main_#t~mem82#1;call write~int(1 + main_#t~post83#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem82#1;havoc main_#t~post83#1;call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem84#1.base, main_#t~mem84#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 5149#L757-205 assume main_#t~mem85#1.base != 0 || main_#t~mem85#1.offset != 0;havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem86#1.base, 12 + main_#t~mem86#1.offset, 4);havoc main_#t~mem86#1.base, main_#t~mem86#1.offset; 5071#L757-207 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~mem88#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem87#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short91#1 := main_#t~mem88#1 % 4294967296 >= 10 * (1 + main_#t~mem87#1) % 4294967296; 4979#L757-208 assume main_#t~short91#1;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem90#1 := read~int(main_#t~mem89#1.base, 36 + main_#t~mem89#1.offset, 4);main_#t~short91#1 := 0 == main_#t~mem90#1 % 4294967296; 4980#L757-210 assume !main_#t~short91#1;havoc main_#t~mem88#1;havoc main_#t~mem87#1;havoc main_#t~mem89#1.base, main_#t~mem89#1.offset;havoc main_#t~mem90#1;havoc main_#t~short91#1; 4995#L757-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 5067#L757-260 goto; 5100#L757-262 havoc main_~_ha_bkt~0#1; 5101#L757-263 goto; 5089#L757-265 goto; 4991#L757-267 havoc main_~_ha_hashv~0#1; 4992#L757-268 goto; 5081#L750-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 5072#L750-3 [2023-11-21 22:05:19,069 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:05:19,069 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 8 times [2023-11-21 22:05:19,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:05:19,069 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1301286609] [2023-11-21 22:05:19,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:19,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:05:19,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:05:19,078 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:05:19,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:05:19,088 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:05:19,088 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:05:19,089 INFO L85 PathProgramCache]: Analyzing trace with hash -1835154424, now seen corresponding path program 1 times [2023-11-21 22:05:19,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:05:19,089 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [70553512] [2023-11-21 22:05:19,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:19,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:05:19,137 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 22:05:19,137 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [661935334] [2023-11-21 22:05:19,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:19,137 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:05:19,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:05:19,148 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:05:19,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-21 22:05:19,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:19,450 INFO L262 TraceCheckSpWp]: Trace formula consists of 487 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-21 22:05:19,452 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:05:19,666 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 22:05:19,666 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:05:19,666 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:05:19,667 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [70553512] [2023-11-21 22:05:19,667 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-21 22:05:19,667 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [661935334] [2023-11-21 22:05:19,667 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [661935334] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:05:19,667 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:05:19,667 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-21 22:05:19,668 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1620710507] [2023-11-21 22:05:19,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:05:19,668 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:05:19,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:05:19,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-21 22:05:19,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-21 22:05:19,669 INFO L87 Difference]: Start difference. First operand 269 states and 369 transitions. cyclomatic complexity: 103 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 22:05:20,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:05:20,105 INFO L93 Difference]: Finished difference Result 275 states and 376 transitions. [2023-11-21 22:05:20,105 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 275 states and 376 transitions. [2023-11-21 22:05:20,108 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 268 [2023-11-21 22:05:20,111 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 275 states to 275 states and 376 transitions. [2023-11-21 22:05:20,111 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 275 [2023-11-21 22:05:20,112 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 275 [2023-11-21 22:05:20,112 INFO L73 IsDeterministic]: Start isDeterministic. Operand 275 states and 376 transitions. [2023-11-21 22:05:20,112 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:05:20,113 INFO L218 hiAutomatonCegarLoop]: Abstraction has 275 states and 376 transitions. [2023-11-21 22:05:20,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states and 376 transitions. [2023-11-21 22:05:20,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 269. [2023-11-21 22:05:20,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 269 states, 265 states have (on average 1.369811320754717) internal successors, (363), 264 states have internal predecessors, (363), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-21 22:05:20,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 269 states and 369 transitions. [2023-11-21 22:05:20,120 INFO L240 hiAutomatonCegarLoop]: Abstraction has 269 states and 369 transitions. [2023-11-21 22:05:20,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-21 22:05:20,121 INFO L428 stractBuchiCegarLoop]: Abstraction has 269 states and 369 transitions. [2023-11-21 22:05:20,121 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2023-11-21 22:05:20,122 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 269 states and 369 transitions. [2023-11-21 22:05:20,123 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 262 [2023-11-21 22:05:20,123 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:05:20,124 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:05:20,124 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:05:20,124 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 22:05:20,125 INFO L748 eck$LassoCheckResult]: Stem: 5905#$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);~count_int_int~0 := 0; 5906#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem8#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~switch28#1, main_#t~mem29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_~_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~malloc49#1.base, main_#t~malloc49#1.offset, main_#t~mem50#1.base, main_#t~mem50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~memset~res52#1.base, main_#t~memset~res52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1.base, main_#t~mem57#1.offset, main_#t~malloc58#1.base, main_#t~malloc58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.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~memset~res65#1.base, main_#t~memset~res65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~post76#1, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~nondet79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1, main_#t~post83#1, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem88#1, main_#t~mem87#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1, main_#t~short91#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~malloc94#1.base, main_#t~malloc94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~memset~res99#1.base, main_#t~memset~res99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem104#1, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~nondet105#1, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem109#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~nondet110#1, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1.base, main_#t~mem117#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem121#1, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~nondet122#1, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1, main_#t~pre125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~post130#1, main_#t~mem134#1, main_#t~mem132#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem133#1, main_#t~mem135#1, main_#t~post136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~post112#1, main_#t~mem113#1.base, main_#t~mem113#1.offset, main_#t~mem114#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~mem143#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~post146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem153#1, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1, main_#t~ite156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem159#1.base, main_#t~mem159#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~post5#1, main_#t~mem161#1, main_#t~mem162#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;havoc main_~i~0#1;havoc main_~user~0#1.base, main_~user~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;main_~i~0#1 := 0; 5853#L750-3 [2023-11-21 22:05:20,125 INFO L750 eck$LassoCheckResult]: Loop: 5853#L750-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 5808#L752 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 5809#L752-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); 5810#L757-269 havoc main_~_ha_hashv~0#1; 5885#L757-176 goto; 5863#L757-174 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; 5791#L757-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 5792#L757-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch28#1 := 11 == main_~_hj_k~0#1; 5960#L757-73 assume !main_#t~switch28#1; 5959#L757-75 main_#t~switch28#1 := main_#t~switch28#1 || 10 == main_~_hj_k~0#1; 5958#L757-76 assume !main_#t~switch28#1; 5929#L757-78 main_#t~switch28#1 := main_#t~switch28#1 || 9 == main_~_hj_k~0#1; 5930#L757-79 assume !main_#t~switch28#1; 5957#L757-81 main_#t~switch28#1 := main_#t~switch28#1 || 8 == main_~_hj_k~0#1; 5932#L757-82 assume !main_#t~switch28#1; 5890#L757-84 main_#t~switch28#1 := main_#t~switch28#1 || 7 == main_~_hj_k~0#1; 5801#L757-85 assume !main_#t~switch28#1; 5756#L757-87 main_#t~switch28#1 := main_#t~switch28#1 || 6 == main_~_hj_k~0#1; 5757#L757-88 assume !main_#t~switch28#1; 5921#L757-90 main_#t~switch28#1 := main_#t~switch28#1 || 5 == main_~_hj_k~0#1; 5950#L757-91 assume !main_#t~switch28#1; 5917#L757-93 main_#t~switch28#1 := main_#t~switch28#1 || 4 == main_~_hj_k~0#1; 5768#L757-94 assume main_#t~switch28#1;call main_#t~mem36#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~mem36#1 % 256 % 4294967296);havoc main_#t~mem36#1; 5769#L757-96 main_#t~switch28#1 := main_#t~switch28#1 || 3 == main_~_hj_k~0#1; 5974#L757-97 assume main_#t~switch28#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 5973#L757-99 main_#t~switch28#1 := main_#t~switch28#1 || 2 == main_~_hj_k~0#1; 5972#L757-100 assume main_#t~switch28#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 5971#L757-102 main_#t~switch28#1 := main_#t~switch28#1 || 1 == main_~_hj_k~0#1; 5970#L757-103 assume main_#t~switch28#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem39#1 % 256 % 4294967296 else main_#t~mem39#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem39#1; 5875#L757-105 havoc main_#t~switch28#1; 5900#L757-171 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; 5827#L757-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet40#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 5828#L757-113 main_~_hj_i~0#1 := main_#t~nondet40#1;havoc main_#t~nondet40#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; 5914#L757-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 5855#L757-116 assume !(0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296); 5857#L757-118 assume !(main_~_hj_j~0#1 % 4294967296 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296);assume main_#t~nondet41#1 % 4294967296 <= main_~_hj_j~0#1 % 4294967296 + 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296; 5835#L757-120 main_~_hj_j~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#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; 5746#L757-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet42#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 5748#L757-127 main_~_ha_hashv~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 5797#L757-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 5819#L757-134 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; 5840#L757-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet44#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 5752#L757-141 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; 5753#L757-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet45#1 := main_~_hj_j~0#1 % 4294967296 / 32; 5805#L757-148 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; 5806#L757-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 5787#L757-155 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; 5848#L757-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 5849#L757-162 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; 5854#L757-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 5823#L757-169 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#1; 5740#L757-170 goto; 5741#L757-172 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; 5763#L757-173 goto; 5766#L757-175 goto; 5767#L757-266 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); 5830#L757-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem66#1.base, main_#t~mem66#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem66#1.base, main_#t~mem66#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem66#1.base, main_#t~mem66#1.offset; 5832#L757-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_#t~mem67#1.base, 16 + main_#t~mem67#1.offset, 4);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 main_#t~mem70#1 := read~int(main_#t~mem69#1.base, 20 + main_#t~mem69#1.offset, 4);call write~$Pointer$(main_#t~mem68#1.base, main_#t~mem68#1.offset - main_#t~mem70#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset;havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1;call main_#t~mem71#1.base, main_#t~mem71#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_#t~mem71#1.base, 16 + main_#t~mem71#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem72#1.base, 8 + main_#t~mem72#1.offset, 4);havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;call main_#t~mem73#1.base, main_#t~mem73#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~mem73#1.base, 16 + main_#t~mem73#1.offset, 4);havoc main_#t~mem73#1.base, main_#t~mem73#1.offset; 5820#L757-193 goto; 5775#L757-264 havoc main_~_ha_bkt~0#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 := read~int(main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);main_#t~post76#1 := main_#t~mem75#1;call write~int(1 + main_#t~post76#1, main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1;havoc main_#t~post76#1; 5776#L757-203 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, 4 + main_#t~mem77#1.offset, 4); 5732#L757-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem78#1 - 1) % 4294967296;main_#t~nondet79#1 := 0; 5733#L757-201 main_~_ha_bkt~0#1 := main_#t~nondet79#1;havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~nondet79#1; 5779#L757-202 goto; 5790#L757-261 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.base, main_#t~mem81#1.offset := read~$Pointer$(main_#t~mem80#1.base, main_#t~mem80#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem81#1.base, main_#t~mem81#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~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1.base, main_#t~mem81#1.offset;call main_#t~mem82#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post83#1 := main_#t~mem82#1;call write~int(1 + main_#t~post83#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem82#1;havoc main_#t~post83#1;call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem84#1.base, main_#t~mem84#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 5923#L757-205 assume main_#t~mem85#1.base != 0 || main_#t~mem85#1.offset != 0;havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem86#1.base, 12 + main_#t~mem86#1.offset, 4);havoc main_#t~mem86#1.base, main_#t~mem86#1.offset; 5851#L757-207 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~mem88#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem87#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short91#1 := main_#t~mem88#1 % 4294967296 >= 10 * (1 + main_#t~mem87#1) % 4294967296; 5761#L757-208 assume main_#t~short91#1;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem90#1 := read~int(main_#t~mem89#1.base, 36 + main_#t~mem89#1.offset, 4);main_#t~short91#1 := 0 == main_#t~mem90#1 % 4294967296; 5762#L757-210 assume !main_#t~short91#1;havoc main_#t~mem88#1;havoc main_#t~mem87#1;havoc main_#t~mem89#1.base, main_#t~mem89#1.offset;havoc main_#t~mem90#1;havoc main_#t~short91#1; 5777#L757-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 5847#L757-260 goto; 5878#L757-262 havoc main_~_ha_bkt~0#1; 5879#L757-263 goto; 5867#L757-265 goto; 5773#L757-267 havoc main_~_ha_hashv~0#1; 5774#L757-268 goto; 5862#L750-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 5853#L750-3 [2023-11-21 22:05:20,126 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:05:20,126 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 9 times [2023-11-21 22:05:20,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:05:20,126 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1510823586] [2023-11-21 22:05:20,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:20,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:05:20,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:05:20,144 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:05:20,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:05:20,157 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:05:20,158 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:05:20,158 INFO L85 PathProgramCache]: Analyzing trace with hash -2119139418, now seen corresponding path program 1 times [2023-11-21 22:05:20,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:05:20,158 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [367299801] [2023-11-21 22:05:20,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:20,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:05:20,209 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 22:05:20,209 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [874268042] [2023-11-21 22:05:20,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:20,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:05:20,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:05:20,223 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:05:20,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-21 22:05:21,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:21,937 INFO L262 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-21 22:05:21,939 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:05:22,180 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 22:05:22,180 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:05:22,180 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:05:22,183 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [367299801] [2023-11-21 22:05:22,183 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-21 22:05:22,183 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [874268042] [2023-11-21 22:05:22,187 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [874268042] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:05:22,188 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:05:22,188 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-21 22:05:22,190 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1625314584] [2023-11-21 22:05:22,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:05:22,191 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:05:22,191 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:05:22,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-21 22:05:22,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2023-11-21 22:05:22,193 INFO L87 Difference]: Start difference. First operand 269 states and 369 transitions. cyclomatic complexity: 103 Second operand has 9 states, 9 states have (on average 8.555555555555555) internal successors, (77), 9 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:05:23,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:05:23,009 INFO L93 Difference]: Finished difference Result 285 states and 390 transitions. [2023-11-21 22:05:23,010 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 285 states and 390 transitions. [2023-11-21 22:05:23,012 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 278 [2023-11-21 22:05:23,016 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 285 states to 285 states and 390 transitions. [2023-11-21 22:05:23,016 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 285 [2023-11-21 22:05:23,017 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 285 [2023-11-21 22:05:23,017 INFO L73 IsDeterministic]: Start isDeterministic. Operand 285 states and 390 transitions. [2023-11-21 22:05:23,018 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:05:23,018 INFO L218 hiAutomatonCegarLoop]: Abstraction has 285 states and 390 transitions. [2023-11-21 22:05:23,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 285 states and 390 transitions. [2023-11-21 22:05:23,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 285 to 275. [2023-11-21 22:05:23,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 275 states, 271 states have (on average 1.3653136531365313) internal successors, (370), 270 states have internal predecessors, (370), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-21 22:05:23,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 275 states and 376 transitions. [2023-11-21 22:05:23,027 INFO L240 hiAutomatonCegarLoop]: Abstraction has 275 states and 376 transitions. [2023-11-21 22:05:23,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-21 22:05:23,028 INFO L428 stractBuchiCegarLoop]: Abstraction has 275 states and 376 transitions. [2023-11-21 22:05:23,029 INFO L335 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2023-11-21 22:05:23,029 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 275 states and 376 transitions. [2023-11-21 22:05:23,030 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 268 [2023-11-21 22:05:23,031 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:05:23,031 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:05:23,032 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:05:23,032 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 22:05:23,032 INFO L748 eck$LassoCheckResult]: Stem: 6704#$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);~count_int_int~0 := 0; 6705#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem8#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~switch28#1, main_#t~mem29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_~_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~malloc49#1.base, main_#t~malloc49#1.offset, main_#t~mem50#1.base, main_#t~mem50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~memset~res52#1.base, main_#t~memset~res52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1.base, main_#t~mem57#1.offset, main_#t~malloc58#1.base, main_#t~malloc58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.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~memset~res65#1.base, main_#t~memset~res65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~post76#1, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~nondet79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1, main_#t~post83#1, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem88#1, main_#t~mem87#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1, main_#t~short91#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~malloc94#1.base, main_#t~malloc94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~memset~res99#1.base, main_#t~memset~res99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem104#1, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~nondet105#1, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem109#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~nondet110#1, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1.base, main_#t~mem117#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem121#1, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~nondet122#1, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1, main_#t~pre125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~post130#1, main_#t~mem134#1, main_#t~mem132#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem133#1, main_#t~mem135#1, main_#t~post136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~post112#1, main_#t~mem113#1.base, main_#t~mem113#1.offset, main_#t~mem114#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~mem143#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~post146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem153#1, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1, main_#t~ite156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem159#1.base, main_#t~mem159#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~post5#1, main_#t~mem161#1, main_#t~mem162#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;havoc main_~i~0#1;havoc main_~user~0#1.base, main_~user~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;main_~i~0#1 := 0; 6647#L750-3 [2023-11-21 22:05:23,033 INFO L750 eck$LassoCheckResult]: Loop: 6647#L750-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 6604#L752 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 6605#L752-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); 6606#L757-269 havoc main_~_ha_hashv~0#1; 6682#L757-176 goto; 6658#L757-174 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; 6659#L757-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 6776#L757-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch28#1 := 11 == main_~_hj_k~0#1; 6730#L757-73 assume !main_#t~switch28#1; 6731#L757-75 main_#t~switch28#1 := main_#t~switch28#1 || 10 == main_~_hj_k~0#1; 6775#L757-76 assume !main_#t~switch28#1; 6774#L757-78 main_#t~switch28#1 := main_#t~switch28#1 || 9 == main_~_hj_k~0#1; 6773#L757-79 assume !main_#t~switch28#1; 6772#L757-81 main_#t~switch28#1 := main_#t~switch28#1 || 8 == main_~_hj_k~0#1; 6728#L757-82 assume !main_#t~switch28#1; 6687#L757-84 main_#t~switch28#1 := main_#t~switch28#1 || 7 == main_~_hj_k~0#1; 6596#L757-85 assume !main_#t~switch28#1; 6552#L757-87 main_#t~switch28#1 := main_#t~switch28#1 || 6 == main_~_hj_k~0#1; 6553#L757-88 assume !main_#t~switch28#1; 6719#L757-90 main_#t~switch28#1 := main_#t~switch28#1 || 5 == main_~_hj_k~0#1; 6764#L757-91 assume !main_#t~switch28#1; 6763#L757-93 main_#t~switch28#1 := main_#t~switch28#1 || 4 == main_~_hj_k~0#1; 6564#L757-94 assume main_#t~switch28#1;call main_#t~mem36#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~mem36#1 % 256 % 4294967296);havoc main_#t~mem36#1; 6565#L757-96 main_#t~switch28#1 := main_#t~switch28#1 || 3 == main_~_hj_k~0#1; 6760#L757-97 assume main_#t~switch28#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 6757#L757-99 main_#t~switch28#1 := main_#t~switch28#1 || 2 == main_~_hj_k~0#1; 6755#L757-100 assume main_#t~switch28#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 6752#L757-102 main_#t~switch28#1 := main_#t~switch28#1 || 1 == main_~_hj_k~0#1; 6750#L757-103 assume main_#t~switch28#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem39#1 % 256 % 4294967296 else main_#t~mem39#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem39#1; 6672#L757-105 havoc main_#t~switch28#1; 6700#L757-171 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; 6623#L757-107 assume !(0 == main_~_hj_i~0#1 % 4294967296); 6624#L757-109 assume !(0 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296); 6628#L757-111 assume !(main_~_hj_i~0#1 % 4294967296 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296);assume main_#t~nondet40#1 % 4294967296 <= main_~_hj_i~0#1 % 4294967296 + main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296; 6743#L757-113 main_~_hj_i~0#1 := main_#t~nondet40#1;havoc main_#t~nondet40#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; 6740#L757-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet41#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 6737#L757-120 main_~_hj_j~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#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; 6736#L757-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet42#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 6664#L757-127 main_~_ha_hashv~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 6733#L757-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 6615#L757-134 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; 6635#L757-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet44#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 6547#L757-141 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; 6548#L757-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet45#1 := main_~_hj_j~0#1 % 4294967296 / 32; 6600#L757-148 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; 6601#L757-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 6583#L757-155 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; 6643#L757-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 6644#L757-162 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; 6649#L757-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 6618#L757-169 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#1; 6536#L757-170 goto; 6537#L757-172 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; 6559#L757-173 goto; 6562#L757-175 goto; 6563#L757-266 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); 6625#L757-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem66#1.base, main_#t~mem66#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem66#1.base, main_#t~mem66#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem66#1.base, main_#t~mem66#1.offset; 6627#L757-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_#t~mem67#1.base, 16 + main_#t~mem67#1.offset, 4);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 main_#t~mem70#1 := read~int(main_#t~mem69#1.base, 20 + main_#t~mem69#1.offset, 4);call write~$Pointer$(main_#t~mem68#1.base, main_#t~mem68#1.offset - main_#t~mem70#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset;havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1;call main_#t~mem71#1.base, main_#t~mem71#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_#t~mem71#1.base, 16 + main_#t~mem71#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem72#1.base, 8 + main_#t~mem72#1.offset, 4);havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;call main_#t~mem73#1.base, main_#t~mem73#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~mem73#1.base, 16 + main_#t~mem73#1.offset, 4);havoc main_#t~mem73#1.base, main_#t~mem73#1.offset; 6616#L757-193 goto; 6571#L757-264 havoc main_~_ha_bkt~0#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 := read~int(main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);main_#t~post76#1 := main_#t~mem75#1;call write~int(1 + main_#t~post76#1, main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1;havoc main_#t~post76#1; 6572#L757-203 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, 4 + main_#t~mem77#1.offset, 4); 6528#L757-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem78#1 - 1) % 4294967296;main_#t~nondet79#1 := 0; 6529#L757-201 main_~_ha_bkt~0#1 := main_#t~nondet79#1;havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~nondet79#1; 6575#L757-202 goto; 6589#L757-261 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.base, main_#t~mem81#1.offset := read~$Pointer$(main_#t~mem80#1.base, main_#t~mem80#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem81#1.base, main_#t~mem81#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~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1.base, main_#t~mem81#1.offset;call main_#t~mem82#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post83#1 := main_#t~mem82#1;call write~int(1 + main_#t~post83#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem82#1;havoc main_#t~post83#1;call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem84#1.base, main_#t~mem84#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 6720#L757-205 assume main_#t~mem85#1.base != 0 || main_#t~mem85#1.offset != 0;havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem86#1.base, 12 + main_#t~mem86#1.offset, 4);havoc main_#t~mem86#1.base, main_#t~mem86#1.offset; 6646#L757-207 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~mem88#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem87#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short91#1 := main_#t~mem88#1 % 4294967296 >= 10 * (1 + main_#t~mem87#1) % 4294967296; 6557#L757-208 assume main_#t~short91#1;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem90#1 := read~int(main_#t~mem89#1.base, 36 + main_#t~mem89#1.offset, 4);main_#t~short91#1 := 0 == main_#t~mem90#1 % 4294967296; 6558#L757-210 assume !main_#t~short91#1;havoc main_#t~mem88#1;havoc main_#t~mem87#1;havoc main_#t~mem89#1.base, main_#t~mem89#1.offset;havoc main_#t~mem90#1;havoc main_#t~short91#1; 6573#L757-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 6642#L757-260 goto; 6675#L757-262 havoc main_~_ha_bkt~0#1; 6676#L757-263 goto; 6665#L757-265 goto; 6569#L757-267 havoc main_~_ha_hashv~0#1; 6570#L757-268 goto; 6657#L750-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 6647#L750-3 [2023-11-21 22:05:23,034 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:05:23,034 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 10 times [2023-11-21 22:05:23,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:05:23,034 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [403894309] [2023-11-21 22:05:23,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:23,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:05:23,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:05:23,046 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:05:23,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:05:23,059 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:05:23,060 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:05:23,060 INFO L85 PathProgramCache]: Analyzing trace with hash 410425030, now seen corresponding path program 1 times [2023-11-21 22:05:23,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:05:23,060 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1122428208] [2023-11-21 22:05:23,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:23,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:05:23,112 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 22:05:23,112 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1189648979] [2023-11-21 22:05:23,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:23,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:05:23,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:05:23,118 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:05:23,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-21 22:05:23,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:23,487 INFO L262 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-21 22:05:23,489 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:05:23,786 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 22:05:23,786 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:05:23,786 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:05:23,786 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1122428208] [2023-11-21 22:05:23,786 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-21 22:05:23,787 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1189648979] [2023-11-21 22:05:23,787 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1189648979] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:05:23,787 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:05:23,787 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-21 22:05:23,787 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [192622805] [2023-11-21 22:05:23,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:05:23,788 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:05:23,788 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:05:23,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-21 22:05:23,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-21 22:05:23,789 INFO L87 Difference]: Start difference. First operand 275 states and 376 transitions. cyclomatic complexity: 104 Second operand has 7 states, 7 states have (on average 11.0) internal successors, (77), 7 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:05:24,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:05:24,576 INFO L93 Difference]: Finished difference Result 282 states and 385 transitions. [2023-11-21 22:05:24,576 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 282 states and 385 transitions. [2023-11-21 22:05:24,578 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 275 [2023-11-21 22:05:24,581 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 282 states to 282 states and 385 transitions. [2023-11-21 22:05:24,581 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 282 [2023-11-21 22:05:24,581 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 282 [2023-11-21 22:05:24,581 INFO L73 IsDeterministic]: Start isDeterministic. Operand 282 states and 385 transitions. [2023-11-21 22:05:24,586 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:05:24,586 INFO L218 hiAutomatonCegarLoop]: Abstraction has 282 states and 385 transitions. [2023-11-21 22:05:24,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 282 states and 385 transitions. [2023-11-21 22:05:24,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 282 to 278. [2023-11-21 22:05:24,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 278 states, 274 states have (on average 1.364963503649635) internal successors, (374), 273 states have internal predecessors, (374), 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 22:05:24,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 380 transitions. [2023-11-21 22:05:24,594 INFO L240 hiAutomatonCegarLoop]: Abstraction has 278 states and 380 transitions. [2023-11-21 22:05:24,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-21 22:05:24,595 INFO L428 stractBuchiCegarLoop]: Abstraction has 278 states and 380 transitions. [2023-11-21 22:05:24,595 INFO L335 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2023-11-21 22:05:24,595 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 278 states and 380 transitions. [2023-11-21 22:05:24,596 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 271 [2023-11-21 22:05:24,597 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:05:24,597 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:05:24,597 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:05:24,598 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 22:05:24,598 INFO L748 eck$LassoCheckResult]: Stem: 7502#$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);~count_int_int~0 := 0; 7503#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem8#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~switch28#1, main_#t~mem29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_~_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~malloc49#1.base, main_#t~malloc49#1.offset, main_#t~mem50#1.base, main_#t~mem50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~memset~res52#1.base, main_#t~memset~res52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1.base, main_#t~mem57#1.offset, main_#t~malloc58#1.base, main_#t~malloc58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.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~memset~res65#1.base, main_#t~memset~res65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~post76#1, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~nondet79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1, main_#t~post83#1, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem88#1, main_#t~mem87#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1, main_#t~short91#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~malloc94#1.base, main_#t~malloc94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~memset~res99#1.base, main_#t~memset~res99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem104#1, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~nondet105#1, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem109#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~nondet110#1, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1.base, main_#t~mem117#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem121#1, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~nondet122#1, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1, main_#t~pre125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~post130#1, main_#t~mem134#1, main_#t~mem132#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem133#1, main_#t~mem135#1, main_#t~post136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~post112#1, main_#t~mem113#1.base, main_#t~mem113#1.offset, main_#t~mem114#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~mem143#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~post146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem153#1, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1, main_#t~ite156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem159#1.base, main_#t~mem159#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~post5#1, main_#t~mem161#1, main_#t~mem162#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;havoc main_~i~0#1;havoc main_~user~0#1.base, main_~user~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;main_~i~0#1 := 0; 7448#L750-3 [2023-11-21 22:05:24,598 INFO L750 eck$LassoCheckResult]: Loop: 7448#L750-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 7402#L752 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 7403#L752-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); 7404#L757-269 havoc main_~_ha_hashv~0#1; 7481#L757-176 goto; 7458#L757-174 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; 7459#L757-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 7572#L757-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch28#1 := 11 == main_~_hj_k~0#1; 7571#L757-73 assume !main_#t~switch28#1; 7501#L757-75 main_#t~switch28#1 := main_#t~switch28#1 || 10 == main_~_hj_k~0#1; 7472#L757-76 assume !main_#t~switch28#1; 7473#L757-78 main_#t~switch28#1 := main_#t~switch28#1 || 9 == main_~_hj_k~0#1; 7566#L757-79 assume !main_#t~switch28#1; 7564#L757-81 main_#t~switch28#1 := main_#t~switch28#1 || 8 == main_~_hj_k~0#1; 7562#L757-82 assume !main_#t~switch28#1; 7559#L757-84 main_#t~switch28#1 := main_#t~switch28#1 || 7 == main_~_hj_k~0#1; 7558#L757-85 assume !main_#t~switch28#1; 7348#L757-87 main_#t~switch28#1 := main_#t~switch28#1 || 6 == main_~_hj_k~0#1; 7349#L757-88 assume !main_#t~switch28#1; 7493#L757-90 main_#t~switch28#1 := main_#t~switch28#1 || 5 == main_~_hj_k~0#1; 7494#L757-91 assume !main_#t~switch28#1; 7513#L757-93 main_#t~switch28#1 := main_#t~switch28#1 || 4 == main_~_hj_k~0#1; 7360#L757-94 assume main_#t~switch28#1;call main_#t~mem36#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~mem36#1 % 256 % 4294967296);havoc main_#t~mem36#1; 7361#L757-96 main_#t~switch28#1 := main_#t~switch28#1 || 3 == main_~_hj_k~0#1; 7565#L757-97 assume main_#t~switch28#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 7563#L757-99 main_#t~switch28#1 := main_#t~switch28#1 || 2 == main_~_hj_k~0#1; 7560#L757-100 assume main_#t~switch28#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 7561#L757-102 main_#t~switch28#1 := main_#t~switch28#1 || 1 == main_~_hj_k~0#1; 7570#L757-103 assume main_#t~switch28#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem39#1 % 256 % 4294967296 else main_#t~mem39#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem39#1; 7471#L757-105 havoc main_#t~switch28#1; 7495#L757-171 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; 7496#L757-107 assume !(0 == main_~_hj_i~0#1 % 4294967296); 7427#L757-109 assume !(0 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296); 7428#L757-111 assume !(main_~_hj_i~0#1 % 4294967296 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296);assume main_#t~nondet40#1 % 4294967296 <= main_~_hj_i~0#1 % 4294967296 + main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296; 7524#L757-113 main_~_hj_i~0#1 := main_#t~nondet40#1;havoc main_#t~nondet40#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; 7576#L757-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet41#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 7430#L757-120 main_~_hj_j~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#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; 7337#L757-121 assume !(0 == main_~_ha_hashv~0#1 % 4294967296); 7338#L757-123 assume 0 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296;main_#t~nondet42#1 := main_~_ha_hashv~0#1; 7389#L757-127 main_~_ha_hashv~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 7390#L757-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 7411#L757-134 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; 7435#L757-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet44#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 7343#L757-141 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; 7344#L757-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet45#1 := main_~_hj_j~0#1 % 4294967296 / 32; 7396#L757-148 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; 7397#L757-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 7379#L757-155 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; 7443#L757-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 7444#L757-162 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; 7449#L757-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 7416#L757-169 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#1; 7333#L757-170 goto; 7334#L757-172 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; 7355#L757-173 goto; 7358#L757-175 goto; 7359#L757-266 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); 7424#L757-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem66#1.base, main_#t~mem66#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem66#1.base, main_#t~mem66#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem66#1.base, main_#t~mem66#1.offset; 7426#L757-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_#t~mem67#1.base, 16 + main_#t~mem67#1.offset, 4);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 main_#t~mem70#1 := read~int(main_#t~mem69#1.base, 20 + main_#t~mem69#1.offset, 4);call write~$Pointer$(main_#t~mem68#1.base, main_#t~mem68#1.offset - main_#t~mem70#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset;havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1;call main_#t~mem71#1.base, main_#t~mem71#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_#t~mem71#1.base, 16 + main_#t~mem71#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem72#1.base, 8 + main_#t~mem72#1.offset, 4);havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;call main_#t~mem73#1.base, main_#t~mem73#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~mem73#1.base, 16 + main_#t~mem73#1.offset, 4);havoc main_#t~mem73#1.base, main_#t~mem73#1.offset; 7414#L757-193 goto; 7367#L757-264 havoc main_~_ha_bkt~0#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 := read~int(main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);main_#t~post76#1 := main_#t~mem75#1;call write~int(1 + main_#t~post76#1, main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1;havoc main_#t~post76#1; 7368#L757-203 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, 4 + main_#t~mem77#1.offset, 4); 7325#L757-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem78#1 - 1) % 4294967296;main_#t~nondet79#1 := 0; 7326#L757-201 main_~_ha_bkt~0#1 := main_#t~nondet79#1;havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~nondet79#1; 7371#L757-202 goto; 7382#L757-261 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.base, main_#t~mem81#1.offset := read~$Pointer$(main_#t~mem80#1.base, main_#t~mem80#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem81#1.base, main_#t~mem81#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~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1.base, main_#t~mem81#1.offset;call main_#t~mem82#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post83#1 := main_#t~mem82#1;call write~int(1 + main_#t~post83#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem82#1;havoc main_#t~post83#1;call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem84#1.base, main_#t~mem84#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 7520#L757-205 assume main_#t~mem85#1.base != 0 || main_#t~mem85#1.offset != 0;havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem86#1.base, 12 + main_#t~mem86#1.offset, 4);havoc main_#t~mem86#1.base, main_#t~mem86#1.offset; 7446#L757-207 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~mem88#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem87#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short91#1 := main_#t~mem88#1 % 4294967296 >= 10 * (1 + main_#t~mem87#1) % 4294967296; 7353#L757-208 assume main_#t~short91#1;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem90#1 := read~int(main_#t~mem89#1.base, 36 + main_#t~mem89#1.offset, 4);main_#t~short91#1 := 0 == main_#t~mem90#1 % 4294967296; 7354#L757-210 assume !main_#t~short91#1;havoc main_#t~mem88#1;havoc main_#t~mem87#1;havoc main_#t~mem89#1.base, main_#t~mem89#1.offset;havoc main_#t~mem90#1;havoc main_#t~short91#1; 7369#L757-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 7442#L757-260 goto; 7474#L757-262 havoc main_~_ha_bkt~0#1; 7475#L757-263 goto; 7464#L757-265 goto; 7365#L757-267 havoc main_~_ha_hashv~0#1; 7366#L757-268 goto; 7457#L750-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 7448#L750-3 [2023-11-21 22:05:24,599 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:05:24,599 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 11 times [2023-11-21 22:05:24,599 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:05:24,599 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047258821] [2023-11-21 22:05:24,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:24,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:05:24,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:05:24,607 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:05:24,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:05:24,617 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:05:24,617 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:05:24,617 INFO L85 PathProgramCache]: Analyzing trace with hash 510553155, now seen corresponding path program 1 times [2023-11-21 22:05:24,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:05:24,618 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1195146840] [2023-11-21 22:05:24,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:24,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:05:24,665 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 22:05:24,665 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [828116230] [2023-11-21 22:05:24,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:24,666 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:05:24,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:05:24,668 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:05:24,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-11-21 22:05:25,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:25,064 INFO L262 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 32 conjunts are in the unsatisfiable core [2023-11-21 22:05:25,066 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:05:25,227 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 22:05:25,228 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:05:25,228 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:05:25,228 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1195146840] [2023-11-21 22:05:25,228 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-21 22:05:25,228 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [828116230] [2023-11-21 22:05:25,228 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [828116230] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:05:25,228 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:05:25,229 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-21 22:05:25,229 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1505929832] [2023-11-21 22:05:25,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:05:25,229 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:05:25,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:05:25,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-21 22:05:25,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2023-11-21 22:05:25,230 INFO L87 Difference]: Start difference. First operand 278 states and 380 transitions. cyclomatic complexity: 105 Second operand has 8 states, 8 states have (on average 9.75) internal successors, (78), 8 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:05:31,065 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.15s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:05:33,102 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:05:33,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:05:33,420 INFO L93 Difference]: Finished difference Result 287 states and 392 transitions. [2023-11-21 22:05:33,471 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 287 states and 392 transitions. [2023-11-21 22:05:33,473 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 280 [2023-11-21 22:05:33,476 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 287 states to 287 states and 392 transitions. [2023-11-21 22:05:33,476 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 287 [2023-11-21 22:05:33,477 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 287 [2023-11-21 22:05:33,477 INFO L73 IsDeterministic]: Start isDeterministic. Operand 287 states and 392 transitions. [2023-11-21 22:05:33,477 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:05:33,477 INFO L218 hiAutomatonCegarLoop]: Abstraction has 287 states and 392 transitions. [2023-11-21 22:05:33,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states and 392 transitions. [2023-11-21 22:05:33,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 280. [2023-11-21 22:05:33,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 280 states, 276 states have (on average 1.3623188405797102) internal successors, (376), 275 states have internal predecessors, (376), 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 22:05:33,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 382 transitions. [2023-11-21 22:05:33,489 INFO L240 hiAutomatonCegarLoop]: Abstraction has 280 states and 382 transitions. [2023-11-21 22:05:33,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-21 22:05:33,490 INFO L428 stractBuchiCegarLoop]: Abstraction has 280 states and 382 transitions. [2023-11-21 22:05:33,490 INFO L335 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2023-11-21 22:05:33,490 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 280 states and 382 transitions. [2023-11-21 22:05:33,492 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 273 [2023-11-21 22:05:33,492 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:05:33,493 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:05:33,493 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:05:33,494 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 22:05:33,494 INFO L748 eck$LassoCheckResult]: Stem: 8308#$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);~count_int_int~0 := 0; 8309#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem8#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~switch28#1, main_#t~mem29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_~_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~malloc49#1.base, main_#t~malloc49#1.offset, main_#t~mem50#1.base, main_#t~mem50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~memset~res52#1.base, main_#t~memset~res52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1.base, main_#t~mem57#1.offset, main_#t~malloc58#1.base, main_#t~malloc58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.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~memset~res65#1.base, main_#t~memset~res65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~post76#1, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~nondet79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1, main_#t~post83#1, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem88#1, main_#t~mem87#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1, main_#t~short91#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~malloc94#1.base, main_#t~malloc94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~memset~res99#1.base, main_#t~memset~res99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem104#1, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~nondet105#1, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem109#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~nondet110#1, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1.base, main_#t~mem117#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem121#1, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~nondet122#1, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1, main_#t~pre125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~post130#1, main_#t~mem134#1, main_#t~mem132#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem133#1, main_#t~mem135#1, main_#t~post136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~post112#1, main_#t~mem113#1.base, main_#t~mem113#1.offset, main_#t~mem114#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~mem143#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~post146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem153#1, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1, main_#t~ite156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem159#1.base, main_#t~mem159#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~post5#1, main_#t~mem161#1, main_#t~mem162#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;havoc main_~i~0#1;havoc main_~user~0#1.base, main_~user~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;main_~i~0#1 := 0; 8253#L750-3 [2023-11-21 22:05:33,494 INFO L750 eck$LassoCheckResult]: Loop: 8253#L750-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 8210#L752 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 8211#L752-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); 8212#L757-269 havoc main_~_ha_hashv~0#1; 8287#L757-176 goto; 8264#L757-174 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; 8191#L757-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 8192#L757-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch28#1 := 11 == main_~_hj_k~0#1; 8310#L757-73 assume !main_#t~switch28#1; 8306#L757-75 main_#t~switch28#1 := main_#t~switch28#1 || 10 == main_~_hj_k~0#1; 8278#L757-76 assume !main_#t~switch28#1; 8279#L757-78 main_#t~switch28#1 := main_#t~switch28#1 || 9 == main_~_hj_k~0#1; 8320#L757-79 assume !main_#t~switch28#1; 8189#L757-81 main_#t~switch28#1 := main_#t~switch28#1 || 8 == main_~_hj_k~0#1; 8190#L757-82 assume !main_#t~switch28#1; 8292#L757-84 main_#t~switch28#1 := main_#t~switch28#1 || 7 == main_~_hj_k~0#1; 8202#L757-85 assume !main_#t~switch28#1; 8157#L757-87 main_#t~switch28#1 := main_#t~switch28#1 || 6 == main_~_hj_k~0#1; 8158#L757-88 assume !main_#t~switch28#1; 8299#L757-90 main_#t~switch28#1 := main_#t~switch28#1 || 5 == main_~_hj_k~0#1; 8300#L757-91 assume !main_#t~switch28#1; 8318#L757-93 main_#t~switch28#1 := main_#t~switch28#1 || 4 == main_~_hj_k~0#1; 8169#L757-94 assume main_#t~switch28#1;call main_#t~mem36#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~mem36#1 % 256 % 4294967296);havoc main_#t~mem36#1; 8170#L757-96 main_#t~switch28#1 := main_#t~switch28#1 || 3 == main_~_hj_k~0#1; 8357#L757-97 assume main_#t~switch28#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 8354#L757-99 main_#t~switch28#1 := main_#t~switch28#1 || 2 == main_~_hj_k~0#1; 8352#L757-100 assume main_#t~switch28#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 8349#L757-102 main_#t~switch28#1 := main_#t~switch28#1 || 1 == main_~_hj_k~0#1; 8347#L757-103 assume main_#t~switch28#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem39#1 % 256 % 4294967296 else main_#t~mem39#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem39#1; 8277#L757-105 havoc main_#t~switch28#1; 8304#L757-171 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; 8342#L757-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet40#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 8341#L757-113 main_~_hj_i~0#1 := main_#t~nondet40#1;havoc main_#t~nondet40#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; 8340#L757-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 8339#L757-116 assume !(0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296); 8338#L757-118 assume !(main_~_hj_j~0#1 % 4294967296 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296);assume main_#t~nondet41#1 % 4294967296 <= main_~_hj_j~0#1 % 4294967296 + 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296; 8337#L757-120 main_~_hj_j~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#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; 8336#L757-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet42#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 8328#L757-127 main_~_ha_hashv~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 8386#L757-128 assume !(0 == main_~_hj_i~0#1 % 4294967296); 8276#L757-130 assume 0 == main_~_ha_hashv~0#1 % 4294967296 / 4096 % 4294967296;main_#t~nondet43#1 := main_~_hj_i~0#1; 8221#L757-134 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; 8241#L757-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet44#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 8152#L757-141 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; 8153#L757-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet45#1 := main_~_hj_j~0#1 % 4294967296 / 32; 8206#L757-148 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; 8207#L757-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 8188#L757-155 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; 8249#L757-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 8250#L757-162 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; 8255#L757-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 8224#L757-169 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#1; 8142#L757-170 goto; 8143#L757-172 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; 8164#L757-173 goto; 8167#L757-175 goto; 8168#L757-266 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); 8231#L757-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem66#1.base, main_#t~mem66#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem66#1.base, main_#t~mem66#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem66#1.base, main_#t~mem66#1.offset; 8233#L757-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_#t~mem67#1.base, 16 + main_#t~mem67#1.offset, 4);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 main_#t~mem70#1 := read~int(main_#t~mem69#1.base, 20 + main_#t~mem69#1.offset, 4);call write~$Pointer$(main_#t~mem68#1.base, main_#t~mem68#1.offset - main_#t~mem70#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset;havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1;call main_#t~mem71#1.base, main_#t~mem71#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_#t~mem71#1.base, 16 + main_#t~mem71#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem72#1.base, 8 + main_#t~mem72#1.offset, 4);havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;call main_#t~mem73#1.base, main_#t~mem73#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~mem73#1.base, 16 + main_#t~mem73#1.offset, 4);havoc main_#t~mem73#1.base, main_#t~mem73#1.offset; 8222#L757-193 goto; 8176#L757-264 havoc main_~_ha_bkt~0#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 := read~int(main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);main_#t~post76#1 := main_#t~mem75#1;call write~int(1 + main_#t~post76#1, main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1;havoc main_#t~post76#1; 8177#L757-203 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, 4 + main_#t~mem77#1.offset, 4); 8134#L757-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem78#1 - 1) % 4294967296;main_#t~nondet79#1 := 0; 8135#L757-201 main_~_ha_bkt~0#1 := main_#t~nondet79#1;havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~nondet79#1; 8180#L757-202 goto; 8194#L757-261 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.base, main_#t~mem81#1.offset := read~$Pointer$(main_#t~mem80#1.base, main_#t~mem80#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem81#1.base, main_#t~mem81#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~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1.base, main_#t~mem81#1.offset;call main_#t~mem82#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post83#1 := main_#t~mem82#1;call write~int(1 + main_#t~post83#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem82#1;havoc main_#t~post83#1;call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem84#1.base, main_#t~mem84#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 8323#L757-205 assume main_#t~mem85#1.base != 0 || main_#t~mem85#1.offset != 0;havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem86#1.base, 12 + main_#t~mem86#1.offset, 4);havoc main_#t~mem86#1.base, main_#t~mem86#1.offset; 8252#L757-207 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~mem88#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem87#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short91#1 := main_#t~mem88#1 % 4294967296 >= 10 * (1 + main_#t~mem87#1) % 4294967296; 8162#L757-208 assume main_#t~short91#1;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem90#1 := read~int(main_#t~mem89#1.base, 36 + main_#t~mem89#1.offset, 4);main_#t~short91#1 := 0 == main_#t~mem90#1 % 4294967296; 8163#L757-210 assume !main_#t~short91#1;havoc main_#t~mem88#1;havoc main_#t~mem87#1;havoc main_#t~mem89#1.base, main_#t~mem89#1.offset;havoc main_#t~mem90#1;havoc main_#t~short91#1; 8178#L757-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 8248#L757-260 goto; 8280#L757-262 havoc main_~_ha_bkt~0#1; 8281#L757-263 goto; 8270#L757-265 goto; 8174#L757-267 havoc main_~_ha_hashv~0#1; 8175#L757-268 goto; 8263#L750-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 8253#L750-3 [2023-11-21 22:05:33,495 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:05:33,495 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 12 times [2023-11-21 22:05:33,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:05:33,496 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1124459362] [2023-11-21 22:05:33,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:33,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:05:33,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:05:33,506 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:05:33,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:05:33,523 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:05:33,525 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:05:33,525 INFO L85 PathProgramCache]: Analyzing trace with hash -1495227240, now seen corresponding path program 1 times [2023-11-21 22:05:33,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:05:33,526 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1494631538] [2023-11-21 22:05:33,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:33,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:05:33,583 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 22:05:33,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [792777641] [2023-11-21 22:05:33,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:33,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:05:33,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:05:33,590 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:05:33,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-11-21 22:05:34,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:34,048 INFO L262 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-21 22:05:34,051 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:05:34,266 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 22:05:34,266 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:05:34,266 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:05:34,266 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1494631538] [2023-11-21 22:05:34,267 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-21 22:05:34,267 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [792777641] [2023-11-21 22:05:34,267 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [792777641] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:05:34,267 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:05:34,267 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-11-21 22:05:34,267 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [849293517] [2023-11-21 22:05:34,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:05:34,268 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:05:34,268 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:05:34,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-21 22:05:34,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2023-11-21 22:05:34,269 INFO L87 Difference]: Start difference. First operand 280 states and 382 transitions. cyclomatic complexity: 105 Second operand has 11 states, 11 states have (on average 7.090909090909091) internal successors, (78), 11 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:05:35,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:05:35,358 INFO L93 Difference]: Finished difference Result 295 states and 402 transitions. [2023-11-21 22:05:35,358 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 295 states and 402 transitions. [2023-11-21 22:05:35,360 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 288 [2023-11-21 22:05:35,363 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 295 states to 295 states and 402 transitions. [2023-11-21 22:05:35,363 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 295 [2023-11-21 22:05:35,364 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 295 [2023-11-21 22:05:35,364 INFO L73 IsDeterministic]: Start isDeterministic. Operand 295 states and 402 transitions. [2023-11-21 22:05:35,364 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:05:35,365 INFO L218 hiAutomatonCegarLoop]: Abstraction has 295 states and 402 transitions. [2023-11-21 22:05:35,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 295 states and 402 transitions. [2023-11-21 22:05:35,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 295 to 287. [2023-11-21 22:05:35,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 287 states, 283 states have (on average 1.3604240282685511) internal successors, (385), 282 states have internal predecessors, (385), 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 22:05:35,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 287 states and 391 transitions. [2023-11-21 22:05:35,373 INFO L240 hiAutomatonCegarLoop]: Abstraction has 287 states and 391 transitions. [2023-11-21 22:05:35,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-21 22:05:35,376 INFO L428 stractBuchiCegarLoop]: Abstraction has 287 states and 391 transitions. [2023-11-21 22:05:35,376 INFO L335 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2023-11-21 22:05:35,376 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 287 states and 391 transitions. [2023-11-21 22:05:35,379 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 280 [2023-11-21 22:05:35,379 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:05:35,380 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:05:35,381 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:05:35,382 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 22:05:35,382 INFO L748 eck$LassoCheckResult]: Stem: 9134#$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);~count_int_int~0 := 0; 9135#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem8#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~switch28#1, main_#t~mem29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_~_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~malloc49#1.base, main_#t~malloc49#1.offset, main_#t~mem50#1.base, main_#t~mem50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~memset~res52#1.base, main_#t~memset~res52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1.base, main_#t~mem57#1.offset, main_#t~malloc58#1.base, main_#t~malloc58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.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~memset~res65#1.base, main_#t~memset~res65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~post76#1, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~nondet79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1, main_#t~post83#1, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem88#1, main_#t~mem87#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1, main_#t~short91#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~malloc94#1.base, main_#t~malloc94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~memset~res99#1.base, main_#t~memset~res99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem104#1, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~nondet105#1, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem109#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~nondet110#1, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1.base, main_#t~mem117#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem121#1, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~nondet122#1, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1, main_#t~pre125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~post130#1, main_#t~mem134#1, main_#t~mem132#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem133#1, main_#t~mem135#1, main_#t~post136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~post112#1, main_#t~mem113#1.base, main_#t~mem113#1.offset, main_#t~mem114#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~mem143#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~post146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem153#1, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1, main_#t~ite156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem159#1.base, main_#t~mem159#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~post5#1, main_#t~mem161#1, main_#t~mem162#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;havoc main_~i~0#1;havoc main_~user~0#1.base, main_~user~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;main_~i~0#1 := 0; 9081#L750-3 [2023-11-21 22:05:35,382 INFO L750 eck$LassoCheckResult]: Loop: 9081#L750-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 9035#L752 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 9036#L752-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); 9037#L757-269 havoc main_~_ha_hashv~0#1; 9113#L757-176 goto; 9090#L757-174 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; 9016#L757-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 9017#L757-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch28#1 := 11 == main_~_hj_k~0#1; 9136#L757-73 assume !main_#t~switch28#1; 9201#L757-75 main_#t~switch28#1 := main_#t~switch28#1 || 10 == main_~_hj_k~0#1; 9199#L757-76 assume !main_#t~switch28#1; 9197#L757-78 main_#t~switch28#1 := main_#t~switch28#1 || 9 == main_~_hj_k~0#1; 9196#L757-79 assume !main_#t~switch28#1; 9014#L757-81 main_#t~switch28#1 := main_#t~switch28#1 || 8 == main_~_hj_k~0#1; 9015#L757-82 assume !main_#t~switch28#1; 9118#L757-84 main_#t~switch28#1 := main_#t~switch28#1 || 7 == main_~_hj_k~0#1; 9027#L757-85 assume !main_#t~switch28#1; 8982#L757-87 main_#t~switch28#1 := main_#t~switch28#1 || 6 == main_~_hj_k~0#1; 8983#L757-88 assume !main_#t~switch28#1; 9125#L757-90 main_#t~switch28#1 := main_#t~switch28#1 || 5 == main_~_hj_k~0#1; 9126#L757-91 assume !main_#t~switch28#1; 9156#L757-93 main_#t~switch28#1 := main_#t~switch28#1 || 4 == main_~_hj_k~0#1; 8994#L757-94 assume main_#t~switch28#1;call main_#t~mem36#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~mem36#1 % 256 % 4294967296);havoc main_#t~mem36#1; 8995#L757-96 main_#t~switch28#1 := main_#t~switch28#1 || 3 == main_~_hj_k~0#1; 9200#L757-97 assume main_#t~switch28#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 9198#L757-99 main_#t~switch28#1 := main_#t~switch28#1 || 2 == main_~_hj_k~0#1; 9143#L757-100 assume main_#t~switch28#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 8946#L757-102 main_#t~switch28#1 := main_#t~switch28#1 || 1 == main_~_hj_k~0#1; 8947#L757-103 assume main_#t~switch28#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem39#1 % 256 % 4294967296 else main_#t~mem39#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem39#1; 9103#L757-105 havoc main_#t~switch28#1; 9127#L757-171 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; 9128#L757-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet40#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 9187#L757-113 main_~_hj_i~0#1 := main_#t~nondet40#1;havoc main_#t~nondet40#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; 9185#L757-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 9184#L757-116 assume !(0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296); 9183#L757-118 assume !(main_~_hj_j~0#1 % 4294967296 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296);assume main_#t~nondet41#1 % 4294967296 <= main_~_hj_j~0#1 % 4294967296 + 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296; 9181#L757-120 main_~_hj_j~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#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; 9178#L757-121 assume !(0 == main_~_ha_hashv~0#1 % 4294967296); 8971#L757-123 assume 0 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296;main_#t~nondet42#1 := main_~_ha_hashv~0#1; 8972#L757-127 main_~_ha_hashv~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 9204#L757-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 9044#L757-134 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; 9162#L757-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet44#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 8977#L757-141 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; 8978#L757-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet45#1 := main_~_hj_j~0#1 % 4294967296 / 32; 9029#L757-148 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; 9030#L757-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 9013#L757-155 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; 9076#L757-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 9077#L757-162 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; 9082#L757-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 9049#L757-169 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#1; 8966#L757-170 goto; 8967#L757-172 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; 8989#L757-173 goto; 8992#L757-175 goto; 8993#L757-266 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); 9057#L757-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem66#1.base, main_#t~mem66#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem66#1.base, main_#t~mem66#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem66#1.base, main_#t~mem66#1.offset; 9059#L757-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_#t~mem67#1.base, 16 + main_#t~mem67#1.offset, 4);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 main_#t~mem70#1 := read~int(main_#t~mem69#1.base, 20 + main_#t~mem69#1.offset, 4);call write~$Pointer$(main_#t~mem68#1.base, main_#t~mem68#1.offset - main_#t~mem70#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset;havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1;call main_#t~mem71#1.base, main_#t~mem71#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_#t~mem71#1.base, 16 + main_#t~mem71#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem72#1.base, 8 + main_#t~mem72#1.offset, 4);havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;call main_#t~mem73#1.base, main_#t~mem73#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~mem73#1.base, 16 + main_#t~mem73#1.offset, 4);havoc main_#t~mem73#1.base, main_#t~mem73#1.offset; 9047#L757-193 goto; 9001#L757-264 havoc main_~_ha_bkt~0#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 := read~int(main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);main_#t~post76#1 := main_#t~mem75#1;call write~int(1 + main_#t~post76#1, main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1;havoc main_#t~post76#1; 9002#L757-203 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, 4 + main_#t~mem77#1.offset, 4); 8958#L757-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem78#1 - 1) % 4294967296;main_#t~nondet79#1 := 0; 8959#L757-201 main_~_ha_bkt~0#1 := main_#t~nondet79#1;havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~nondet79#1; 9005#L757-202 goto; 9019#L757-261 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.base, main_#t~mem81#1.offset := read~$Pointer$(main_#t~mem80#1.base, main_#t~mem80#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem81#1.base, main_#t~mem81#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~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1.base, main_#t~mem81#1.offset;call main_#t~mem82#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post83#1 := main_#t~mem82#1;call write~int(1 + main_#t~post83#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem82#1;havoc main_#t~post83#1;call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem84#1.base, main_#t~mem84#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 9152#L757-205 assume main_#t~mem85#1.base != 0 || main_#t~mem85#1.offset != 0;havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem86#1.base, 12 + main_#t~mem86#1.offset, 4);havoc main_#t~mem86#1.base, main_#t~mem86#1.offset; 9079#L757-207 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~mem88#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem87#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short91#1 := main_#t~mem88#1 % 4294967296 >= 10 * (1 + main_#t~mem87#1) % 4294967296; 8987#L757-208 assume main_#t~short91#1;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem90#1 := read~int(main_#t~mem89#1.base, 36 + main_#t~mem89#1.offset, 4);main_#t~short91#1 := 0 == main_#t~mem90#1 % 4294967296; 8988#L757-210 assume !main_#t~short91#1;havoc main_#t~mem88#1;havoc main_#t~mem87#1;havoc main_#t~mem89#1.base, main_#t~mem89#1.offset;havoc main_#t~mem90#1;havoc main_#t~short91#1; 9003#L757-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 9075#L757-260 goto; 9106#L757-262 havoc main_~_ha_bkt~0#1; 9107#L757-263 goto; 9095#L757-265 goto; 8999#L757-267 havoc main_~_ha_hashv~0#1; 9000#L757-268 goto; 9089#L750-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 9081#L750-3 [2023-11-21 22:05:35,383 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:05:35,383 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 13 times [2023-11-21 22:05:35,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:05:35,384 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1202697757] [2023-11-21 22:05:35,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:35,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:05:35,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:05:35,418 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:05:35,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:05:35,431 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:05:35,432 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:05:35,432 INFO L85 PathProgramCache]: Analyzing trace with hash -596533405, now seen corresponding path program 1 times [2023-11-21 22:05:35,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:05:35,432 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1993282475] [2023-11-21 22:05:35,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:35,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:05:35,480 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 22:05:35,480 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1291894756] [2023-11-21 22:05:35,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:35,481 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:05:35,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:05:35,486 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:05:35,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-11-21 22:05:35,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:35,880 INFO L262 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-21 22:05:35,883 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:05:36,030 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 22:05:36,030 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:05:36,031 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:05:36,031 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1993282475] [2023-11-21 22:05:36,031 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-21 22:05:36,031 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1291894756] [2023-11-21 22:05:36,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1291894756] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:05:36,031 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:05:36,032 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-21 22:05:36,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1602421334] [2023-11-21 22:05:36,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:05:36,032 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:05:36,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:05:36,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-21 22:05:36,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2023-11-21 22:05:36,034 INFO L87 Difference]: Start difference. First operand 287 states and 391 transitions. cyclomatic complexity: 107 Second operand has 9 states, 9 states have (on average 8.666666666666666) internal successors, (78), 9 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:05:36,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:05:36,803 INFO L93 Difference]: Finished difference Result 297 states and 405 transitions. [2023-11-21 22:05:36,803 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 297 states and 405 transitions. [2023-11-21 22:05:36,810 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 290 [2023-11-21 22:05:36,815 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 297 states to 297 states and 405 transitions. [2023-11-21 22:05:36,816 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 297 [2023-11-21 22:05:36,817 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 297 [2023-11-21 22:05:36,817 INFO L73 IsDeterministic]: Start isDeterministic. Operand 297 states and 405 transitions. [2023-11-21 22:05:36,818 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:05:36,818 INFO L218 hiAutomatonCegarLoop]: Abstraction has 297 states and 405 transitions. [2023-11-21 22:05:36,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 297 states and 405 transitions. [2023-11-21 22:05:36,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 297 to 288. [2023-11-21 22:05:36,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 288 states, 284 states have (on average 1.3626760563380282) internal successors, (387), 283 states have internal predecessors, (387), 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 22:05:36,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 288 states and 393 transitions. [2023-11-21 22:05:36,826 INFO L240 hiAutomatonCegarLoop]: Abstraction has 288 states and 393 transitions. [2023-11-21 22:05:36,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-21 22:05:36,827 INFO L428 stractBuchiCegarLoop]: Abstraction has 288 states and 393 transitions. [2023-11-21 22:05:36,827 INFO L335 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2023-11-21 22:05:36,827 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 288 states and 393 transitions. [2023-11-21 22:05:36,829 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 281 [2023-11-21 22:05:36,829 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:05:36,829 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:05:36,830 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:05:36,830 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 22:05:36,831 INFO L748 eck$LassoCheckResult]: Stem: 9965#$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);~count_int_int~0 := 0; 9966#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem8#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~switch28#1, main_#t~mem29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_~_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~malloc49#1.base, main_#t~malloc49#1.offset, main_#t~mem50#1.base, main_#t~mem50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~memset~res52#1.base, main_#t~memset~res52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1.base, main_#t~mem57#1.offset, main_#t~malloc58#1.base, main_#t~malloc58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.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~memset~res65#1.base, main_#t~memset~res65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~post76#1, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~nondet79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1, main_#t~post83#1, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem88#1, main_#t~mem87#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1, main_#t~short91#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~malloc94#1.base, main_#t~malloc94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~memset~res99#1.base, main_#t~memset~res99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem104#1, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~nondet105#1, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem109#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~nondet110#1, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1.base, main_#t~mem117#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem121#1, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~nondet122#1, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1, main_#t~pre125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~post130#1, main_#t~mem134#1, main_#t~mem132#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem133#1, main_#t~mem135#1, main_#t~post136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~post112#1, main_#t~mem113#1.base, main_#t~mem113#1.offset, main_#t~mem114#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~mem143#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~post146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem153#1, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1, main_#t~ite156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem159#1.base, main_#t~mem159#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~post5#1, main_#t~mem161#1, main_#t~mem162#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;havoc main_~i~0#1;havoc main_~user~0#1.base, main_~user~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;main_~i~0#1 := 0; 9909#L750-3 [2023-11-21 22:05:36,831 INFO L750 eck$LassoCheckResult]: Loop: 9909#L750-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 9863#L752 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 9864#L752-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); 9865#L757-269 havoc main_~_ha_hashv~0#1; 9944#L757-176 goto; 9920#L757-174 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; 9921#L757-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 9967#L757-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch28#1 := 11 == main_~_hj_k~0#1; 9968#L757-73 assume !main_#t~switch28#1; 10033#L757-75 main_#t~switch28#1 := main_#t~switch28#1 || 10 == main_~_hj_k~0#1; 10032#L757-76 assume !main_#t~switch28#1; 9987#L757-78 main_#t~switch28#1 := main_#t~switch28#1 || 9 == main_~_hj_k~0#1; 9988#L757-79 assume !main_#t~switch28#1; 9842#L757-81 main_#t~switch28#1 := main_#t~switch28#1 || 8 == main_~_hj_k~0#1; 9843#L757-82 assume !main_#t~switch28#1; 10026#L757-84 main_#t~switch28#1 := main_#t~switch28#1 || 7 == main_~_hj_k~0#1; 10024#L757-85 assume !main_#t~switch28#1; 10022#L757-87 main_#t~switch28#1 := main_#t~switch28#1 || 6 == main_~_hj_k~0#1; 10021#L757-88 assume !main_#t~switch28#1; 10019#L757-90 main_#t~switch28#1 := main_#t~switch28#1 || 5 == main_~_hj_k~0#1; 10018#L757-91 assume !main_#t~switch28#1; 9976#L757-93 main_#t~switch28#1 := main_#t~switch28#1 || 4 == main_~_hj_k~0#1; 9822#L757-94 assume !main_#t~switch28#1; 9824#L757-96 main_#t~switch28#1 := main_#t~switch28#1 || 3 == main_~_hj_k~0#1; 9970#L757-97 assume !main_#t~switch28#1; 9971#L757-99 main_#t~switch28#1 := main_#t~switch28#1 || 2 == main_~_hj_k~0#1; 9975#L757-100 assume !main_#t~switch28#1; 9775#L757-102 main_#t~switch28#1 := main_#t~switch28#1 || 1 == main_~_hj_k~0#1; 9776#L757-103 assume !main_#t~switch28#1; 9934#L757-105 havoc main_#t~switch28#1; 9959#L757-171 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; 9960#L757-107 assume !(0 == main_~_hj_i~0#1 % 4294967296); 9888#L757-109 assume !(0 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296); 9889#L757-111 assume main_~_hj_i~0#1 % 4294967296 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296;main_#t~nondet40#1 := 0; 9808#L757-113 main_~_hj_i~0#1 := main_#t~nondet40#1;havoc main_#t~nondet40#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; 9809#L757-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 10048#L757-116 assume !(0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296); 9982#L757-118 assume !(main_~_hj_j~0#1 % 4294967296 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296);assume main_#t~nondet41#1 % 4294967296 <= main_~_hj_j~0#1 % 4294967296 + 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296; 9913#L757-120 main_~_hj_j~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#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; 10047#L757-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet42#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 9926#L757-127 main_~_ha_hashv~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 10035#L757-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 9874#L757-134 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; 9993#L757-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet44#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 9805#L757-141 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; 9806#L757-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet45#1 := main_~_hj_j~0#1 % 4294967296 / 32; 9860#L757-148 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; 9861#L757-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 9841#L757-155 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; 9905#L757-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 9906#L757-162 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; 9911#L757-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 9877#L757-169 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#1; 9795#L757-170 goto; 9796#L757-172 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; 9817#L757-173 goto; 9820#L757-175 goto; 9821#L757-266 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); 9885#L757-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem66#1.base, main_#t~mem66#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem66#1.base, main_#t~mem66#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem66#1.base, main_#t~mem66#1.offset; 9887#L757-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_#t~mem67#1.base, 16 + main_#t~mem67#1.offset, 4);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 main_#t~mem70#1 := read~int(main_#t~mem69#1.base, 20 + main_#t~mem69#1.offset, 4);call write~$Pointer$(main_#t~mem68#1.base, main_#t~mem68#1.offset - main_#t~mem70#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset;havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1;call main_#t~mem71#1.base, main_#t~mem71#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_#t~mem71#1.base, 16 + main_#t~mem71#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem72#1.base, 8 + main_#t~mem72#1.offset, 4);havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;call main_#t~mem73#1.base, main_#t~mem73#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~mem73#1.base, 16 + main_#t~mem73#1.offset, 4);havoc main_#t~mem73#1.base, main_#t~mem73#1.offset; 9875#L757-193 goto; 9829#L757-264 havoc main_~_ha_bkt~0#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 := read~int(main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);main_#t~post76#1 := main_#t~mem75#1;call write~int(1 + main_#t~post76#1, main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1;havoc main_#t~post76#1; 9830#L757-203 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, 4 + main_#t~mem77#1.offset, 4); 9787#L757-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem78#1 - 1) % 4294967296;main_#t~nondet79#1 := 0; 9788#L757-201 main_~_ha_bkt~0#1 := main_#t~nondet79#1;havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~nondet79#1; 9833#L757-202 goto; 9847#L757-261 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.base, main_#t~mem81#1.offset := read~$Pointer$(main_#t~mem80#1.base, main_#t~mem80#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem81#1.base, main_#t~mem81#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~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1.base, main_#t~mem81#1.offset;call main_#t~mem82#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post83#1 := main_#t~mem82#1;call write~int(1 + main_#t~post83#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem82#1;havoc main_#t~post83#1;call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem84#1.base, main_#t~mem84#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 9981#L757-205 assume main_#t~mem85#1.base != 0 || main_#t~mem85#1.offset != 0;havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem86#1.base, 12 + main_#t~mem86#1.offset, 4);havoc main_#t~mem86#1.base, main_#t~mem86#1.offset; 9908#L757-207 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~mem88#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem87#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short91#1 := main_#t~mem88#1 % 4294967296 >= 10 * (1 + main_#t~mem87#1) % 4294967296; 9815#L757-208 assume main_#t~short91#1;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem90#1 := read~int(main_#t~mem89#1.base, 36 + main_#t~mem89#1.offset, 4);main_#t~short91#1 := 0 == main_#t~mem90#1 % 4294967296; 9816#L757-210 assume !main_#t~short91#1;havoc main_#t~mem88#1;havoc main_#t~mem87#1;havoc main_#t~mem89#1.base, main_#t~mem89#1.offset;havoc main_#t~mem90#1;havoc main_#t~short91#1; 9831#L757-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 9904#L757-260 goto; 9937#L757-262 havoc main_~_ha_bkt~0#1; 9938#L757-263 goto; 9927#L757-265 goto; 9827#L757-267 havoc main_~_ha_hashv~0#1; 9828#L757-268 goto; 9919#L750-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 9909#L750-3 [2023-11-21 22:05:36,832 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:05:36,832 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 14 times [2023-11-21 22:05:36,832 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:05:36,832 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729613489] [2023-11-21 22:05:36,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:36,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:05:36,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:05:36,840 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:05:36,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:05:36,857 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:05:36,857 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:05:36,857 INFO L85 PathProgramCache]: Analyzing trace with hash 2136046441, now seen corresponding path program 1 times [2023-11-21 22:05:36,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:05:36,858 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1008768354] [2023-11-21 22:05:36,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:36,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:05:36,919 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 22:05:36,919 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1400113998] [2023-11-21 22:05:36,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:36,929 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:05:36,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:05:36,935 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:05:36,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2023-11-21 22:05:37,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:37,283 INFO L262 TraceCheckSpWp]: Trace formula consists of 463 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 22:05:37,285 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:05:37,318 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 22:05:37,319 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:05:37,319 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:05:37,319 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1008768354] [2023-11-21 22:05:37,319 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-21 22:05:37,319 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1400113998] [2023-11-21 22:05:37,320 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1400113998] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:05:37,320 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:05:37,320 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-21 22:05:37,320 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [123188520] [2023-11-21 22:05:37,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:05:37,321 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:05:37,321 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:05:37,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-21 22:05:37,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-21 22:05:37,322 INFO L87 Difference]: Start difference. First operand 288 states and 393 transitions. cyclomatic complexity: 108 Second operand has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 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 22:05:37,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:05:37,370 INFO L93 Difference]: Finished difference Result 206 states and 272 transitions. [2023-11-21 22:05:37,371 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 206 states and 272 transitions. [2023-11-21 22:05:37,372 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 199 [2023-11-21 22:05:37,375 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 206 states to 206 states and 272 transitions. [2023-11-21 22:05:37,375 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 206 [2023-11-21 22:05:37,375 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 206 [2023-11-21 22:05:37,375 INFO L73 IsDeterministic]: Start isDeterministic. Operand 206 states and 272 transitions. [2023-11-21 22:05:37,376 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:05:37,376 INFO L218 hiAutomatonCegarLoop]: Abstraction has 206 states and 272 transitions. [2023-11-21 22:05:37,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206 states and 272 transitions. [2023-11-21 22:05:37,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206 to 206. [2023-11-21 22:05:37,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 206 states, 202 states have (on average 1.316831683168317) internal successors, (266), 201 states have internal predecessors, (266), 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 22:05:37,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 272 transitions. [2023-11-21 22:05:37,382 INFO L240 hiAutomatonCegarLoop]: Abstraction has 206 states and 272 transitions. [2023-11-21 22:05:37,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-21 22:05:37,383 INFO L428 stractBuchiCegarLoop]: Abstraction has 206 states and 272 transitions. [2023-11-21 22:05:37,383 INFO L335 stractBuchiCegarLoop]: ======== Iteration 15 ============ [2023-11-21 22:05:37,383 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 206 states and 272 transitions. [2023-11-21 22:05:37,384 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 199 [2023-11-21 22:05:37,384 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:05:37,385 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:05:37,385 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:05:37,385 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 22:05:37,386 INFO L748 eck$LassoCheckResult]: Stem: 10565#$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);~count_int_int~0 := 0; 10566#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem8#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~switch28#1, main_#t~mem29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_~_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~malloc49#1.base, main_#t~malloc49#1.offset, main_#t~mem50#1.base, main_#t~mem50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~memset~res52#1.base, main_#t~memset~res52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1.base, main_#t~mem57#1.offset, main_#t~malloc58#1.base, main_#t~malloc58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.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~memset~res65#1.base, main_#t~memset~res65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~post76#1, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~nondet79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1, main_#t~post83#1, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem88#1, main_#t~mem87#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1, main_#t~short91#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~malloc94#1.base, main_#t~malloc94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~memset~res99#1.base, main_#t~memset~res99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem104#1, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~nondet105#1, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem109#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~nondet110#1, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1.base, main_#t~mem117#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem121#1, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~nondet122#1, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1, main_#t~pre125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~post130#1, main_#t~mem134#1, main_#t~mem132#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem133#1, main_#t~mem135#1, main_#t~post136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~post112#1, main_#t~mem113#1.base, main_#t~mem113#1.offset, main_#t~mem114#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~mem143#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~post146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem153#1, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1, main_#t~ite156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem159#1.base, main_#t~mem159#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~post5#1, main_#t~mem161#1, main_#t~mem162#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;havoc main_~i~0#1;havoc main_~user~0#1.base, main_~user~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;main_~i~0#1 := 0; 10594#L750-3 [2023-11-21 22:05:37,386 INFO L750 eck$LassoCheckResult]: Loop: 10594#L750-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 10639#L752 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 10640#L752-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); 10509#L757-269 havoc main_~_ha_hashv~0#1; 10510#L757-176 goto; 10595#L757-174 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; 10628#L757-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 10574#L757-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch28#1 := 11 == main_~_hj_k~0#1; 10575#L757-73 assume !main_#t~switch28#1; 10558#L757-75 main_#t~switch28#1 := main_#t~switch28#1 || 10 == main_~_hj_k~0#1; 10559#L757-76 assume !main_#t~switch28#1; 10667#L757-78 main_#t~switch28#1 := main_#t~switch28#1 || 9 == main_~_hj_k~0#1; 10624#L757-79 assume !main_#t~switch28#1; 10625#L757-81 main_#t~switch28#1 := main_#t~switch28#1 || 8 == main_~_hj_k~0#1; 10626#L757-82 assume !main_#t~switch28#1; 10516#L757-84 main_#t~switch28#1 := main_#t~switch28#1 || 7 == main_~_hj_k~0#1; 10517#L757-85 assume !main_#t~switch28#1; 10572#L757-87 main_#t~switch28#1 := main_#t~switch28#1 || 6 == main_~_hj_k~0#1; 10573#L757-88 assume !main_#t~switch28#1; 10539#L757-90 main_#t~switch28#1 := main_#t~switch28#1 || 5 == main_~_hj_k~0#1; 10540#L757-91 assume !main_#t~switch28#1; 10613#L757-93 main_#t~switch28#1 := main_#t~switch28#1 || 4 == main_~_hj_k~0#1; 10592#L757-94 assume main_#t~switch28#1;call main_#t~mem36#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~mem36#1 % 256 % 4294967296);havoc main_#t~mem36#1; 10593#L757-96 main_#t~switch28#1 := main_#t~switch28#1 || 3 == main_~_hj_k~0#1; 10589#L757-97 assume main_#t~switch28#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 10590#L757-99 main_#t~switch28#1 := main_#t~switch28#1 || 2 == main_~_hj_k~0#1; 10611#L757-100 assume main_#t~switch28#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 10505#L757-102 main_#t~switch28#1 := main_#t~switch28#1 || 1 == main_~_hj_k~0#1; 10506#L757-103 assume main_#t~switch28#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem39#1 % 256 % 4294967296 else main_#t~mem39#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem39#1; 10551#L757-105 havoc main_#t~switch28#1; 10546#L757-171 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; 10547#L757-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet40#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 10658#L757-113 main_~_hj_i~0#1 := main_#t~nondet40#1;havoc main_#t~nondet40#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; 10698#L757-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 10697#L757-116 assume !(0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296); 10695#L757-118 assume !(main_~_hj_j~0#1 % 4294967296 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296);assume main_#t~nondet41#1 % 4294967296 <= main_~_hj_j~0#1 % 4294967296 + 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296; 10694#L757-120 main_~_hj_j~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#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; 10691#L757-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet42#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 10690#L757-127 main_~_ha_hashv~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 10688#L757-128 assume !(0 == main_~_hj_i~0#1 % 4294967296); 10687#L757-130 assume !(0 == main_~_ha_hashv~0#1 % 4294967296 / 4096 % 4294967296); 10645#L757-132 assume !(main_~_hj_i~0#1 % 4294967296 == main_~_ha_hashv~0#1 % 4294967296 / 4096 % 4294967296);assume main_#t~nondet43#1 % 4294967296 <= main_~_hj_i~0#1 % 4294967296 + main_~_ha_hashv~0#1 % 4294967296 / 4096 % 4294967296; 10646#L757-134 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; 10670#L757-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet44#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 10567#L757-141 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; 10568#L757-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet45#1 := main_~_hj_j~0#1 % 4294967296 / 32; 10614#L757-148 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; 10636#L757-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 10622#L757-155 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; 10666#L757-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 10620#L757-162 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; 10579#L757-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 10580#L757-169 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#1; 10541#L757-170 goto; 10542#L757-172 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; 10585#L757-173 goto; 10586#L757-175 goto; 10587#L757-266 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); 10660#L757-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem66#1.base, main_#t~mem66#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem66#1.base, main_#t~mem66#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem66#1.base, main_#t~mem66#1.offset; 10661#L757-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_#t~mem67#1.base, 16 + main_#t~mem67#1.offset, 4);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 main_#t~mem70#1 := read~int(main_#t~mem69#1.base, 20 + main_#t~mem69#1.offset, 4);call write~$Pointer$(main_#t~mem68#1.base, main_#t~mem68#1.offset - main_#t~mem70#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset;havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1;call main_#t~mem71#1.base, main_#t~mem71#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_#t~mem71#1.base, 16 + main_#t~mem71#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem72#1.base, 8 + main_#t~mem72#1.offset, 4);havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;call main_#t~mem73#1.base, main_#t~mem73#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~mem73#1.base, 16 + main_#t~mem73#1.offset, 4);havoc main_#t~mem73#1.base, main_#t~mem73#1.offset; 10647#L757-193 goto; 10605#L757-264 havoc main_~_ha_bkt~0#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 := read~int(main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);main_#t~post76#1 := main_#t~mem75#1;call write~int(1 + main_#t~post76#1, main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1;havoc main_#t~post76#1; 10606#L757-203 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, 4 + main_#t~mem77#1.offset, 4); 10529#L757-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem78#1 - 1) % 4294967296;main_#t~nondet79#1 := 0; 10530#L757-201 main_~_ha_bkt~0#1 := main_#t~nondet79#1;havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~nondet79#1; 10612#L757-202 goto; 10629#L757-261 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.base, main_#t~mem81#1.offset := read~$Pointer$(main_#t~mem80#1.base, main_#t~mem80#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem81#1.base, main_#t~mem81#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~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1.base, main_#t~mem81#1.offset;call main_#t~mem82#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post83#1 := main_#t~mem82#1;call write~int(1 + main_#t~post83#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem82#1;havoc main_#t~post83#1;call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem84#1.base, main_#t~mem84#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 10638#L757-205 assume main_#t~mem85#1.base != 0 || main_#t~mem85#1.offset != 0;havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem86#1.base, 12 + main_#t~mem86#1.offset, 4);havoc main_#t~mem86#1.base, main_#t~mem86#1.offset; 10655#L757-207 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~mem88#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem87#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short91#1 := main_#t~mem88#1 % 4294967296 >= 10 * (1 + main_#t~mem87#1) % 4294967296; 10582#L757-208 assume main_#t~short91#1;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem90#1 := read~int(main_#t~mem89#1.base, 36 + main_#t~mem89#1.offset, 4);main_#t~short91#1 := 0 == main_#t~mem90#1 % 4294967296; 10583#L757-210 assume !main_#t~short91#1;havoc main_#t~mem88#1;havoc main_#t~mem87#1;havoc main_#t~mem89#1.base, main_#t~mem89#1.offset;havoc main_#t~mem90#1;havoc main_#t~short91#1; 10607#L757-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 10673#L757-260 goto; 10675#L757-262 havoc main_~_ha_bkt~0#1; 10656#L757-263 goto; 10657#L757-265 goto; 10603#L757-267 havoc main_~_ha_hashv~0#1; 10604#L757-268 goto; 10610#L750-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 10594#L750-3 [2023-11-21 22:05:37,386 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:05:37,387 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 15 times [2023-11-21 22:05:37,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:05:37,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [222175220] [2023-11-21 22:05:37,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:37,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:05:37,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:05:37,395 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:05:37,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:05:37,405 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:05:37,406 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:05:37,406 INFO L85 PathProgramCache]: Analyzing trace with hash -789092801, now seen corresponding path program 1 times [2023-11-21 22:05:37,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:05:37,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [758455155] [2023-11-21 22:05:37,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:37,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:05:37,448 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 22:05:37,449 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [912724875] [2023-11-21 22:05:37,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:37,449 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:05:37,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:05:37,454 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:05:37,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2023-11-21 22:06:04,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:06:04,286 INFO L262 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 59 conjunts are in the unsatisfiable core [2023-11-21 22:06:04,289 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:06:04,503 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 22:06:04,503 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:06:04,504 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:06:04,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [758455155] [2023-11-21 22:06:04,504 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-21 22:06:04,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [912724875] [2023-11-21 22:06:04,504 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [912724875] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:06:04,505 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:06:04,505 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-21 22:06:04,505 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455867147] [2023-11-21 22:06:04,505 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:06:04,505 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:06:04,506 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:06:04,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-21 22:06:04,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2023-11-21 22:06:04,506 INFO L87 Difference]: Start difference. First operand 206 states and 272 transitions. cyclomatic complexity: 69 Second operand has 8 states, 8 states have (on average 9.875) internal successors, (79), 8 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 22:06:04,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:06:04,981 INFO L93 Difference]: Finished difference Result 202 states and 265 transitions. [2023-11-21 22:06:04,982 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 202 states and 265 transitions. [2023-11-21 22:06:04,990 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 195 [2023-11-21 22:06:04,995 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 202 states to 202 states and 265 transitions. [2023-11-21 22:06:04,995 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 202 [2023-11-21 22:06:04,996 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 202 [2023-11-21 22:06:04,996 INFO L73 IsDeterministic]: Start isDeterministic. Operand 202 states and 265 transitions. [2023-11-21 22:06:04,997 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:06:04,997 INFO L218 hiAutomatonCegarLoop]: Abstraction has 202 states and 265 transitions. [2023-11-21 22:06:04,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states and 265 transitions. [2023-11-21 22:06:05,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 196. [2023-11-21 22:06:05,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 196 states, 192 states have (on average 1.3125) internal successors, (252), 191 states have internal predecessors, (252), 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 22:06:05,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 258 transitions. [2023-11-21 22:06:05,005 INFO L240 hiAutomatonCegarLoop]: Abstraction has 196 states and 258 transitions. [2023-11-21 22:06:05,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-21 22:06:05,006 INFO L428 stractBuchiCegarLoop]: Abstraction has 196 states and 258 transitions. [2023-11-21 22:06:05,006 INFO L335 stractBuchiCegarLoop]: ======== Iteration 16 ============ [2023-11-21 22:06:05,006 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 196 states and 258 transitions. [2023-11-21 22:06:05,010 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 189 [2023-11-21 22:06:05,010 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:06:05,010 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:06:05,011 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:06:05,011 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 22:06:05,012 INFO L748 eck$LassoCheckResult]: Stem: 11220#$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);~count_int_int~0 := 0; 11221#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem8#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~switch28#1, main_#t~mem29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_~_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~malloc49#1.base, main_#t~malloc49#1.offset, main_#t~mem50#1.base, main_#t~mem50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~memset~res52#1.base, main_#t~memset~res52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1.base, main_#t~mem57#1.offset, main_#t~malloc58#1.base, main_#t~malloc58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.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~memset~res65#1.base, main_#t~memset~res65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~post76#1, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~nondet79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1, main_#t~post83#1, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem88#1, main_#t~mem87#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1, main_#t~short91#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~malloc94#1.base, main_#t~malloc94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~memset~res99#1.base, main_#t~memset~res99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem104#1, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~nondet105#1, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem109#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~nondet110#1, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1.base, main_#t~mem117#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem121#1, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~nondet122#1, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1, main_#t~pre125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~post130#1, main_#t~mem134#1, main_#t~mem132#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem133#1, main_#t~mem135#1, main_#t~post136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~post112#1, main_#t~mem113#1.base, main_#t~mem113#1.offset, main_#t~mem114#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~mem143#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~post146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem153#1, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1, main_#t~ite156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem159#1.base, main_#t~mem159#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~post5#1, main_#t~mem161#1, main_#t~mem162#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;havoc main_~i~0#1;havoc main_~user~0#1.base, main_~user~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;main_~i~0#1 := 0; 11249#L750-3 [2023-11-21 22:06:05,012 INFO L750 eck$LassoCheckResult]: Loop: 11249#L750-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 11294#L752 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 11295#L752-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); 11164#L757-269 havoc main_~_ha_hashv~0#1; 11165#L757-176 goto; 11250#L757-174 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; 11283#L757-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 11229#L757-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch28#1 := 11 == main_~_hj_k~0#1; 11230#L757-73 assume !main_#t~switch28#1; 11213#L757-75 main_#t~switch28#1 := main_#t~switch28#1 || 10 == main_~_hj_k~0#1; 11214#L757-76 assume !main_#t~switch28#1; 11320#L757-78 main_#t~switch28#1 := main_#t~switch28#1 || 9 == main_~_hj_k~0#1; 11279#L757-79 assume !main_#t~switch28#1; 11280#L757-81 main_#t~switch28#1 := main_#t~switch28#1 || 8 == main_~_hj_k~0#1; 11281#L757-82 assume !main_#t~switch28#1; 11171#L757-84 main_#t~switch28#1 := main_#t~switch28#1 || 7 == main_~_hj_k~0#1; 11172#L757-85 assume !main_#t~switch28#1; 11227#L757-87 main_#t~switch28#1 := main_#t~switch28#1 || 6 == main_~_hj_k~0#1; 11228#L757-88 assume !main_#t~switch28#1; 11194#L757-90 main_#t~switch28#1 := main_#t~switch28#1 || 5 == main_~_hj_k~0#1; 11195#L757-91 assume !main_#t~switch28#1; 11268#L757-93 main_#t~switch28#1 := main_#t~switch28#1 || 4 == main_~_hj_k~0#1; 11247#L757-94 assume main_#t~switch28#1;call main_#t~mem36#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~mem36#1 % 256 % 4294967296);havoc main_#t~mem36#1; 11248#L757-96 main_#t~switch28#1 := main_#t~switch28#1 || 3 == main_~_hj_k~0#1; 11244#L757-97 assume main_#t~switch28#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 11245#L757-99 main_#t~switch28#1 := main_#t~switch28#1 || 2 == main_~_hj_k~0#1; 11266#L757-100 assume main_#t~switch28#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 11160#L757-102 main_#t~switch28#1 := main_#t~switch28#1 || 1 == main_~_hj_k~0#1; 11161#L757-103 assume main_#t~switch28#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem39#1 % 256 % 4294967296 else main_#t~mem39#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem39#1; 11206#L757-105 havoc main_#t~switch28#1; 11201#L757-171 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; 11202#L757-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet40#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 11313#L757-113 main_~_hj_i~0#1 := main_#t~nondet40#1;havoc main_#t~nondet40#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; 11256#L757-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 11257#L757-116 assume !(0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296); 11296#L757-118 assume !(main_~_hj_j~0#1 % 4294967296 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296);assume main_#t~nondet41#1 % 4294967296 <= main_~_hj_j~0#1 % 4294967296 + 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296; 11297#L757-120 main_~_hj_j~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#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; 11207#L757-121 assume !(0 == main_~_ha_hashv~0#1 % 4294967296); 11208#L757-123 assume !(0 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296); 11317#L757-125 assume !(main_~_ha_hashv~0#1 % 4294967296 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296);assume main_#t~nondet42#1 % 4294967296 <= main_~_ha_hashv~0#1 % 4294967296 + main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296; 11331#L757-127 main_~_ha_hashv~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 11333#L757-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 11301#L757-134 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; 11323#L757-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet44#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 11222#L757-141 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; 11223#L757-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet45#1 := main_~_hj_j~0#1 % 4294967296 / 32; 11269#L757-148 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; 11291#L757-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 11277#L757-155 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; 11319#L757-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 11275#L757-162 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; 11234#L757-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 11235#L757-169 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#1; 11196#L757-170 goto; 11197#L757-172 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; 11240#L757-173 goto; 11241#L757-175 goto; 11242#L757-266 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); 11315#L757-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem66#1.base, main_#t~mem66#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem66#1.base, main_#t~mem66#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem66#1.base, main_#t~mem66#1.offset; 11316#L757-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_#t~mem67#1.base, 16 + main_#t~mem67#1.offset, 4);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 main_#t~mem70#1 := read~int(main_#t~mem69#1.base, 20 + main_#t~mem69#1.offset, 4);call write~$Pointer$(main_#t~mem68#1.base, main_#t~mem68#1.offset - main_#t~mem70#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset;havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1;call main_#t~mem71#1.base, main_#t~mem71#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_#t~mem71#1.base, 16 + main_#t~mem71#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem72#1.base, 8 + main_#t~mem72#1.offset, 4);havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;call main_#t~mem73#1.base, main_#t~mem73#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~mem73#1.base, 16 + main_#t~mem73#1.offset, 4);havoc main_#t~mem73#1.base, main_#t~mem73#1.offset; 11302#L757-193 goto; 11260#L757-264 havoc main_~_ha_bkt~0#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 := read~int(main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);main_#t~post76#1 := main_#t~mem75#1;call write~int(1 + main_#t~post76#1, main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1;havoc main_#t~post76#1; 11261#L757-203 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, 4 + main_#t~mem77#1.offset, 4); 11184#L757-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem78#1 - 1) % 4294967296;main_#t~nondet79#1 := 0; 11185#L757-201 main_~_ha_bkt~0#1 := main_#t~nondet79#1;havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~nondet79#1; 11267#L757-202 goto; 11284#L757-261 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.base, main_#t~mem81#1.offset := read~$Pointer$(main_#t~mem80#1.base, main_#t~mem80#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem81#1.base, main_#t~mem81#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~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1.base, main_#t~mem81#1.offset;call main_#t~mem82#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post83#1 := main_#t~mem82#1;call write~int(1 + main_#t~post83#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem82#1;havoc main_#t~post83#1;call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem84#1.base, main_#t~mem84#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 11293#L757-205 assume main_#t~mem85#1.base != 0 || main_#t~mem85#1.offset != 0;havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem86#1.base, 12 + main_#t~mem86#1.offset, 4);havoc main_#t~mem86#1.base, main_#t~mem86#1.offset; 11310#L757-207 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~mem88#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem87#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short91#1 := main_#t~mem88#1 % 4294967296 >= 10 * (1 + main_#t~mem87#1) % 4294967296; 11237#L757-208 assume main_#t~short91#1;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem90#1 := read~int(main_#t~mem89#1.base, 36 + main_#t~mem89#1.offset, 4);main_#t~short91#1 := 0 == main_#t~mem90#1 % 4294967296; 11238#L757-210 assume !main_#t~short91#1;havoc main_#t~mem88#1;havoc main_#t~mem87#1;havoc main_#t~mem89#1.base, main_#t~mem89#1.offset;havoc main_#t~mem90#1;havoc main_#t~short91#1; 11262#L757-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 11326#L757-260 goto; 11328#L757-262 havoc main_~_ha_bkt~0#1; 11311#L757-263 goto; 11312#L757-265 goto; 11258#L757-267 havoc main_~_ha_hashv~0#1; 11259#L757-268 goto; 11265#L750-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 11249#L750-3 [2023-11-21 22:06:05,013 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:06:05,013 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 16 times [2023-11-21 22:06:05,013 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:06:05,013 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1253942604] [2023-11-21 22:06:05,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:06:05,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:06:05,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:06:05,027 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:06:05,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:06:05,045 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:06:05,045 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:06:05,045 INFO L85 PathProgramCache]: Analyzing trace with hash 1000738143, now seen corresponding path program 1 times [2023-11-21 22:06:05,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:06:05,046 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [339223323] [2023-11-21 22:06:05,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:06:05,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:06:05,091 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 22:06:05,091 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [144991555] [2023-11-21 22:06:05,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:06:05,092 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:06:05,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:06:05,098 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:06:05,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_940f6c82-6698-4898-8f97-279e1fc124ad/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process