./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version cf1a7837 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_b24ca3ed-b4c5-4603-8723-6419249eb725/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ca3ed-b4c5-4603-8723-6419249eb725/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ca3ed-b4c5-4603-8723-6419249eb725/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ca3ed-b4c5-4603-8723-6419249eb725/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ca3ed-b4c5-4603-8723-6419249eb725/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ca3ed-b4c5-4603-8723-6419249eb725/bin/uautomizer-verify-uTZkv6EMXl --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 ca0a592612bf67ed64c0cb4dbe07151d7191a8039e0f3c4eacc12cd10ecaa237 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:21:45,590 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:21:45,688 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ca3ed-b4c5-4603-8723-6419249eb725/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-12 02:21:45,693 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:21:45,693 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:21:45,717 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:21:45,717 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:21:45,718 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:21:45,719 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:21:45,720 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:21:45,720 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:21:45,721 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-12 02:21:45,721 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-12 02:21:45,722 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-12 02:21:45,722 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-12 02:21:45,723 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-12 02:21:45,723 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-12 02:21:45,724 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:21:45,724 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-12 02:21:45,725 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 02:21:45,725 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:21:45,729 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 02:21:45,729 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:21:45,730 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-12 02:21:45,730 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-12 02:21:45,730 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-12 02:21:45,731 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 02:21:45,749 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 02:21:45,749 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:21:45,750 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-12 02:21:45,750 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:21:45,751 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:21:45,751 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:21:45,751 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:21:45,752 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:21:45,752 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-12 02:21:45,752 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_b24ca3ed-b4c5-4603-8723-6419249eb725/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ca3ed-b4c5-4603-8723-6419249eb725/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ca0a592612bf67ed64c0cb4dbe07151d7191a8039e0f3c4eacc12cd10ecaa237 [2023-11-12 02:21:46,061 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:21:46,086 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:21:46,089 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:21:46,090 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:21:46,091 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:21:46,092 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ca3ed-b4c5-4603-8723-6419249eb725/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i [2023-11-12 02:21:49,285 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:21:49,645 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:21:49,645 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ca3ed-b4c5-4603-8723-6419249eb725/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i [2023-11-12 02:21:49,672 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ca3ed-b4c5-4603-8723-6419249eb725/bin/uautomizer-verify-uTZkv6EMXl/data/d67c84f10/8ab502a93a2147cab95c46973da07507/FLAGd0ea8f2f4 [2023-11-12 02:21:49,688 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ca3ed-b4c5-4603-8723-6419249eb725/bin/uautomizer-verify-uTZkv6EMXl/data/d67c84f10/8ab502a93a2147cab95c46973da07507 [2023-11-12 02:21:49,691 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:21:49,693 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:21:49,694 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:21:49,694 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:21:49,700 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:21:49,701 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:21:49" (1/1) ... [2023-11-12 02:21:49,702 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31ef69c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:21:49, skipping insertion in model container [2023-11-12 02:21:49,702 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:21:49" (1/1) ... [2023-11-12 02:21:49,773 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:21:50,448 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:21:50,466 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:21:50,595 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:21:50,654 WARN L672 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:21:50,661 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:21:50,661 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:21:50 WrapperNode [2023-11-12 02:21:50,662 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:21:50,663 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:21:50,663 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:21:50,664 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:21:50,672 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:21:50" (1/1) ... [2023-11-12 02:21:50,708 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:21:50" (1/1) ... [2023-11-12 02:21:50,857 INFO L138 Inliner]: procedures = 177, calls = 299, calls flagged for inlining = 21, calls inlined = 65, statements flattened = 1644 [2023-11-12 02:21:50,858 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:21:50,859 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:21:50,859 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:21:50,859 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:21:50,876 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:21:50" (1/1) ... [2023-11-12 02:21:50,876 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:21:50" (1/1) ... [2023-11-12 02:21:50,920 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:21:50" (1/1) ... [2023-11-12 02:21:50,920 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:21:50" (1/1) ... [2023-11-12 02:21:51,002 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:21:50" (1/1) ... [2023-11-12 02:21:51,021 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:21:50" (1/1) ... [2023-11-12 02:21:51,028 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:21:50" (1/1) ... [2023-11-12 02:21:51,037 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:21:50" (1/1) ... [2023-11-12 02:21:51,052 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:21:51,053 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:21:51,053 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:21:51,053 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:21:51,054 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:21:50" (1/1) ... [2023-11-12 02:21:51,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:21:51,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ca3ed-b4c5-4603-8723-6419249eb725/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:21:51,092 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ca3ed-b4c5-4603-8723-6419249eb725/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:21:51,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ca3ed-b4c5-4603-8723-6419249eb725/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-12 02:21:51,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 02:21:51,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 02:21:51,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-12 02:21:51,143 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-12 02:21:51,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 02:21:51,144 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:21:51,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 02:21:51,144 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 02:21:51,144 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-12 02:21:51,144 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 02:21:51,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 02:21:51,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 02:21:51,145 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:21:51,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:21:51,403 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:21:51,405 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:21:51,410 WARN L817 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-12 02:21:53,707 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:21:53,720 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:21:53,721 INFO L302 CfgBuilder]: Removed 62 assume(true) statements. [2023-11-12 02:21:53,724 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:21:53 BoogieIcfgContainer [2023-11-12 02:21:53,724 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:21:53,725 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-12 02:21:53,725 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-12 02:21:53,729 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-12 02:21:53,730 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-12 02:21:53,730 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 12.11 02:21:49" (1/3) ... [2023-11-12 02:21:53,731 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@363af3ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.11 02:21:53, skipping insertion in model container [2023-11-12 02:21:53,731 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-12 02:21:53,732 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:21:50" (2/3) ... [2023-11-12 02:21:53,732 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@363af3ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.11 02:21:53, skipping insertion in model container [2023-11-12 02:21:53,732 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-12 02:21:53,732 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:21:53" (3/3) ... [2023-11-12 02:21:53,733 INFO L332 chiAutomizerObserver]: Analyzing ICFG uthash_SAX_test8-1.i [2023-11-12 02:21:53,800 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-12 02:21:53,800 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-12 02:21:53,800 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-12 02:21:53,800 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-12 02:21:53,800 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-12 02:21:53,801 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-12 02:21:53,801 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-12 02:21:53,801 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-12 02:21:53,808 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 505 states, 500 states have (on average 1.66) internal successors, (830), 500 states have internal predecessors, (830), 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) [2023-11-12 02:21:53,861 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 494 [2023-11-12 02:21:53,861 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:21:53,861 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:21:53,869 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-12 02:21:53,869 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:21:53,870 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-12 02:21:53,871 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 505 states, 500 states have (on average 1.66) internal successors, (830), 500 states have internal predecessors, (830), 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) [2023-11-12 02:21:53,910 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 494 [2023-11-12 02:21:53,910 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:21:53,910 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:21:53,912 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-12 02:21:53,912 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:21:53,919 INFO L748 eck$LassoCheckResult]: Stem: 163#$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~0 := 0; 412#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~mem21#1, main_#t~mem20#1, main_#t~mem22#1, main_#t~mem23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~switch33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~mem40#1, main_#t~mem41#1, main_#t~mem42#1, main_#t~mem43#1, main_#t~mem44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#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~malloc54#1.base, main_#t~malloc54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~memset~res57#1.base, main_#t~memset~res57#1.offset, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~malloc63#1.base, main_#t~malloc63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~memset~res70#1.base, main_#t~memset~res70#1.offset, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1.base, main_#t~mem79#1.offset, main_#t~mem80#1, main_#t~post81#1, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~nondet84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1, main_#t~post88#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem93#1, main_#t~mem92#1, main_#t~mem94#1.base, main_#t~mem94#1.offset, main_#t~mem95#1, main_#t~short96#1, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~malloc99#1.base, main_#t~malloc99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~memset~res104#1.base, main_#t~memset~res104#1.offset, main_#t~mem105#1.base, main_#t~mem105#1.offset, 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~mem114#1, main_#t~mem112#1.base, main_#t~mem112#1.offset, main_#t~mem113#1, main_#t~nondet115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem126#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~nondet127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~pre130#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem132#1, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1, main_#t~post135#1, main_#t~mem139#1, main_#t~mem137#1, main_#t~mem136#1.base, main_#t~mem136#1.offset, main_#t~mem138#1, main_#t~mem140#1, main_#t~post141#1, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~post117#1, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1.base, main_#t~mem146#1.offset, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1, main_#t~post151#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem158#1, main_#t~mem156#1.base, main_#t~mem156#1.offset, main_#t~mem157#1, main_#t~ite161#1, main_#t~mem159#1.base, main_#t~mem159#1.offset, main_#t~mem160#1, main_#t~mem162#1.base, main_#t~mem162#1.offset, main_#t~mem163#1, main_#t~mem164#1.base, main_#t~mem164#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~mem165#1.base, main_#t~mem165#1.offset, main_#t~mem166#1, main_#t~mem5#1, main_#t~post6#1, main_#t~mem7#1, main_#t~mem170#1, main_#t~mem169#1, main_#t~mem171#1, main_#t~mem172#1, main_#t~mem174#1, main_#t~mem173#1, main_#t~mem175#1, main_#t~mem176#1, main_#t~mem178#1, main_#t~mem177#1, main_#t~mem179#1, main_#t~mem180#1, main_#t~nondet181#1, main_#t~nondet182#1, main_#t~nondet183#1, main_#t~nondet184#1, main_#t~nondet185#1, main_#t~nondet186#1, main_#t~nondet187#1, main_#t~nondet188#1, main_#t~nondet189#1, main_#t~switch190#1, main_#t~mem191#1, main_#t~mem192#1, main_#t~mem193#1, main_#t~mem194#1, main_#t~mem195#1, main_#t~mem196#1, main_#t~mem197#1, main_#t~mem198#1, main_#t~mem199#1, main_#t~mem200#1, main_#t~mem201#1, main_#t~nondet202#1, main_#t~nondet203#1, main_#t~nondet204#1, main_#t~nondet205#1, main_#t~nondet206#1, main_#t~nondet207#1, main_#t~nondet208#1, main_#t~nondet209#1, main_#t~nondet210#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem211#1.base, main_#t~mem211#1.offset, main_#t~mem212#1, main_#t~nondet213#1, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1.base, main_#t~mem215#1.offset, main_#t~mem216#1.base, main_#t~mem216#1.offset, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem218#1.base, main_#t~mem218#1.offset, main_#t~mem219#1.base, main_#t~mem219#1.offset, main_#t~mem220#1.base, main_#t~mem220#1.offset, main_#t~mem221#1, main_#t~mem222#1, main_#t~mem223#1, main_#t~short224#1, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~ret226#1, main_#t~mem227#1.base, main_#t~mem227#1.offset, main_#t~mem228#1.base, main_#t~mem228#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~mem230#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem231#1.base, main_#t~mem231#1.offset, main_#t~mem232#1.base, main_#t~mem232#1.offset, main_#t~short233#1, main_#t~mem234#1.base, main_#t~mem234#1.offset, main_#t~mem235#1.base, main_#t~mem235#1.offset, main_#t~mem236#1.base, main_#t~mem236#1.offset, main_#t~mem237#1.base, main_#t~mem237#1.offset, main_#t~mem238#1.base, main_#t~mem238#1.offset, main_#t~mem239#1.base, main_#t~mem239#1.offset, main_#t~mem240#1.base, main_#t~mem240#1.offset, main_#t~mem241#1.base, main_#t~mem241#1.offset, main_#t~mem242#1, main_#t~mem243#1.base, main_#t~mem243#1.offset, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1.base, main_#t~mem245#1.offset, main_#t~mem246#1, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1.base, main_#t~mem249#1.offset, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1, main_#t~mem253#1.base, main_#t~mem253#1.offset, main_#t~mem256#1, main_#t~mem254#1.base, main_#t~mem254#1.offset, main_#t~mem255#1, main_#t~nondet257#1, main_#t~mem258#1.base, main_#t~mem258#1.offset, main_#t~mem259#1.base, main_#t~mem259#1.offset, main_#t~mem260#1, main_#t~post261#1, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1.base, main_#t~mem263#1.offset, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~mem266#1.base, main_#t~mem266#1.offset, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1.base, main_#t~mem268#1.offset, main_#t~mem269#1.base, main_#t~mem269#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem270#1.base, main_#t~mem270#1.offset, main_#t~mem271#1, main_#t~post272#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem273#1.base, main_#t~mem273#1.offset, main_#t~mem274#1, main_#t~mem167#1, main_#t~mem168#1, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 302#L765-4true [2023-11-12 02:21:53,919 INFO L750 eck$LassoCheckResult]: Loop: 302#L765-4true call main_#t~mem7#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 443#L765-1true assume !!(main_#t~mem7#1 < 10);havoc main_#t~mem7#1;call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset; 476#L767true assume main_~user~0#1.base == 0 && main_~user~0#1.offset == 0;assume false; 399#L767-2true call main_#t~mem9#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem9#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem9#1;call main_#t~mem10#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem11#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem10#1 * main_#t~mem11#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem10#1;havoc main_#t~mem11#1; 209#L772-269true assume !true; 36#L772-270true call main_#t~mem165#1.base, main_#t~mem165#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem166#1 := read~int(main_#t~mem165#1.base, 12 + main_#t~mem165#1.offset, 4);assume { :begin_inline_test_int } true;test_int_#in~a#1 := (if main_#t~mem166#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~mem166#1 % 4294967296 % 4294967296 else main_#t~mem166#1 % 4294967296 % 4294967296 - 4294967296);havoc test_int_#t~post3#1, test_int_#t~switch4#1, test_int_~a#1;test_int_~a#1 := test_int_#in~a#1;test_int_#t~post3#1 := ~count_int~0;~count_int~0 := 1 + test_int_#t~post3#1;test_int_#t~switch4#1 := 0 == test_int_#t~post3#1; 106#L709true assume test_int_#t~switch4#1;assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if 1 == test_int_~a#1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 155#L702true assume !(0 == __VERIFIER_assert_~cond#1); 498#L701true havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true; 5#L708true havoc test_int_#t~post3#1;havoc test_int_#t~switch4#1; 441#L707true havoc test_int_#t~post3#1, test_int_#t~switch4#1, test_int_~a#1;havoc test_int_#in~a#1;assume { :end_inline_test_int } true;havoc main_#t~mem165#1.base, main_#t~mem165#1.offset;havoc main_#t~mem166#1; 182#L765-3true call main_#t~mem5#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post6#1 := main_#t~mem5#1;call write~int(1 + main_#t~post6#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem5#1;havoc main_#t~post6#1; 302#L765-4true [2023-11-12 02:21:53,924 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:21:53,925 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 1 times [2023-11-12 02:21:53,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:21:53,934 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [845177290] [2023-11-12 02:21:53,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:21:53,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:21:54,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:21:54,064 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:21:54,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:21:54,162 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:21:54,164 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:21:54,165 INFO L85 PathProgramCache]: Analyzing trace with hash 1226960392, now seen corresponding path program 1 times [2023-11-12 02:21:54,165 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:21:54,165 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [810615710] [2023-11-12 02:21:54,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:21:54,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:21:54,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:21:54,251 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:21:54,251 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [810615710] [2023-11-12 02:21:54,252 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-12 02:21:54,252 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2066948488] [2023-11-12 02:21:54,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:21:54,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:21:54,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ca3ed-b4c5-4603-8723-6419249eb725/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:21:54,267 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ca3ed-b4c5-4603-8723-6419249eb725/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:21:54,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ca3ed-b4c5-4603-8723-6419249eb725/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 02:21:54,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:21:54,432 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 02:21:54,433 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:21:54,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:21:54,453 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:21:54,453 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2066948488] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:21:54,454 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:21:54,454 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 02:21:54,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15500052] [2023-11-12 02:21:54,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:21:54,459 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-12 02:21:54,460 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:21:54,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 02:21:54,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 02:21:54,496 INFO L87 Difference]: Start difference. First operand has 505 states, 500 states have (on average 1.66) internal successors, (830), 500 states have internal predecessors, (830), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 2 states, 2 states have (on average 6.0) internal successors, (12), 2 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:21:54,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:21:54,533 INFO L93 Difference]: Finished difference Result 474 states and 677 transitions. [2023-11-12 02:21:54,535 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 474 states and 677 transitions. [2023-11-12 02:21:54,542 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 432 [2023-11-12 02:21:54,555 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 474 states to 439 states and 642 transitions. [2023-11-12 02:21:54,556 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 439 [2023-11-12 02:21:54,558 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 439 [2023-11-12 02:21:54,559 INFO L73 IsDeterministic]: Start isDeterministic. Operand 439 states and 642 transitions. [2023-11-12 02:21:54,564 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-12 02:21:54,564 INFO L218 hiAutomatonCegarLoop]: Abstraction has 439 states and 642 transitions. [2023-11-12 02:21:54,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 439 states and 642 transitions. [2023-11-12 02:21:54,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 439 to 439. [2023-11-12 02:21:54,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 439 states, 435 states have (on average 1.4620689655172414) internal successors, (636), 434 states have internal predecessors, (636), 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) [2023-11-12 02:21:54,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 439 states and 642 transitions. [2023-11-12 02:21:54,621 INFO L240 hiAutomatonCegarLoop]: Abstraction has 439 states and 642 transitions. [2023-11-12 02:21:54,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 02:21:54,626 INFO L428 stractBuchiCegarLoop]: Abstraction has 439 states and 642 transitions. [2023-11-12 02:21:54,626 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-12 02:21:54,626 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 439 states and 642 transitions. [2023-11-12 02:21:54,630 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 432 [2023-11-12 02:21:54,630 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:21:54,631 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:21:54,633 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-12 02:21:54,633 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, 1, 1, 1] [2023-11-12 02:21:54,634 INFO L748 eck$LassoCheckResult]: Stem: 1259#$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~0 := 0; 1260#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~mem21#1, main_#t~mem20#1, main_#t~mem22#1, main_#t~mem23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~switch33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~mem40#1, main_#t~mem41#1, main_#t~mem42#1, main_#t~mem43#1, main_#t~mem44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#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~malloc54#1.base, main_#t~malloc54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~memset~res57#1.base, main_#t~memset~res57#1.offset, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~malloc63#1.base, main_#t~malloc63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~memset~res70#1.base, main_#t~memset~res70#1.offset, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1.base, main_#t~mem79#1.offset, main_#t~mem80#1, main_#t~post81#1, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~nondet84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1, main_#t~post88#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem93#1, main_#t~mem92#1, main_#t~mem94#1.base, main_#t~mem94#1.offset, main_#t~mem95#1, main_#t~short96#1, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~malloc99#1.base, main_#t~malloc99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~memset~res104#1.base, main_#t~memset~res104#1.offset, main_#t~mem105#1.base, main_#t~mem105#1.offset, 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~mem114#1, main_#t~mem112#1.base, main_#t~mem112#1.offset, main_#t~mem113#1, main_#t~nondet115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem126#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~nondet127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~pre130#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem132#1, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1, main_#t~post135#1, main_#t~mem139#1, main_#t~mem137#1, main_#t~mem136#1.base, main_#t~mem136#1.offset, main_#t~mem138#1, main_#t~mem140#1, main_#t~post141#1, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~post117#1, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1.base, main_#t~mem146#1.offset, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1, main_#t~post151#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem158#1, main_#t~mem156#1.base, main_#t~mem156#1.offset, main_#t~mem157#1, main_#t~ite161#1, main_#t~mem159#1.base, main_#t~mem159#1.offset, main_#t~mem160#1, main_#t~mem162#1.base, main_#t~mem162#1.offset, main_#t~mem163#1, main_#t~mem164#1.base, main_#t~mem164#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~mem165#1.base, main_#t~mem165#1.offset, main_#t~mem166#1, main_#t~mem5#1, main_#t~post6#1, main_#t~mem7#1, main_#t~mem170#1, main_#t~mem169#1, main_#t~mem171#1, main_#t~mem172#1, main_#t~mem174#1, main_#t~mem173#1, main_#t~mem175#1, main_#t~mem176#1, main_#t~mem178#1, main_#t~mem177#1, main_#t~mem179#1, main_#t~mem180#1, main_#t~nondet181#1, main_#t~nondet182#1, main_#t~nondet183#1, main_#t~nondet184#1, main_#t~nondet185#1, main_#t~nondet186#1, main_#t~nondet187#1, main_#t~nondet188#1, main_#t~nondet189#1, main_#t~switch190#1, main_#t~mem191#1, main_#t~mem192#1, main_#t~mem193#1, main_#t~mem194#1, main_#t~mem195#1, main_#t~mem196#1, main_#t~mem197#1, main_#t~mem198#1, main_#t~mem199#1, main_#t~mem200#1, main_#t~mem201#1, main_#t~nondet202#1, main_#t~nondet203#1, main_#t~nondet204#1, main_#t~nondet205#1, main_#t~nondet206#1, main_#t~nondet207#1, main_#t~nondet208#1, main_#t~nondet209#1, main_#t~nondet210#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem211#1.base, main_#t~mem211#1.offset, main_#t~mem212#1, main_#t~nondet213#1, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1.base, main_#t~mem215#1.offset, main_#t~mem216#1.base, main_#t~mem216#1.offset, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem218#1.base, main_#t~mem218#1.offset, main_#t~mem219#1.base, main_#t~mem219#1.offset, main_#t~mem220#1.base, main_#t~mem220#1.offset, main_#t~mem221#1, main_#t~mem222#1, main_#t~mem223#1, main_#t~short224#1, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~ret226#1, main_#t~mem227#1.base, main_#t~mem227#1.offset, main_#t~mem228#1.base, main_#t~mem228#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~mem230#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem231#1.base, main_#t~mem231#1.offset, main_#t~mem232#1.base, main_#t~mem232#1.offset, main_#t~short233#1, main_#t~mem234#1.base, main_#t~mem234#1.offset, main_#t~mem235#1.base, main_#t~mem235#1.offset, main_#t~mem236#1.base, main_#t~mem236#1.offset, main_#t~mem237#1.base, main_#t~mem237#1.offset, main_#t~mem238#1.base, main_#t~mem238#1.offset, main_#t~mem239#1.base, main_#t~mem239#1.offset, main_#t~mem240#1.base, main_#t~mem240#1.offset, main_#t~mem241#1.base, main_#t~mem241#1.offset, main_#t~mem242#1, main_#t~mem243#1.base, main_#t~mem243#1.offset, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1.base, main_#t~mem245#1.offset, main_#t~mem246#1, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1.base, main_#t~mem249#1.offset, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1, main_#t~mem253#1.base, main_#t~mem253#1.offset, main_#t~mem256#1, main_#t~mem254#1.base, main_#t~mem254#1.offset, main_#t~mem255#1, main_#t~nondet257#1, main_#t~mem258#1.base, main_#t~mem258#1.offset, main_#t~mem259#1.base, main_#t~mem259#1.offset, main_#t~mem260#1, main_#t~post261#1, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1.base, main_#t~mem263#1.offset, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~mem266#1.base, main_#t~mem266#1.offset, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1.base, main_#t~mem268#1.offset, main_#t~mem269#1.base, main_#t~mem269#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem270#1.base, main_#t~mem270#1.offset, main_#t~mem271#1, main_#t~post272#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem273#1.base, main_#t~mem273#1.offset, main_#t~mem274#1, main_#t~mem167#1, main_#t~mem168#1, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 1281#L765-4 [2023-11-12 02:21:54,636 INFO L750 eck$LassoCheckResult]: Loop: 1281#L765-4 call main_#t~mem7#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 1389#L765-1 assume !!(main_#t~mem7#1 < 10);havoc main_#t~mem7#1;call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset; 1450#L767 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 1440#L767-2 call main_#t~mem9#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem9#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem9#1;call main_#t~mem10#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem11#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem10#1 * main_#t~mem11#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem10#1;havoc main_#t~mem11#1; 1310#L772-269 havoc main_~_ha_hashv~0#1; 1311#L772-176 goto; 1327#L772-174 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; 1328#L772-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 1387#L772-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch33#1 := 11 == main_~_hj_k~0#1; 1227#L772-73 assume main_#t~switch33#1;call main_#t~mem34#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~mem34#1 % 256 % 4294967296);havoc main_#t~mem34#1; 1089#L772-75 main_#t~switch33#1 := main_#t~switch33#1 || 10 == main_~_hj_k~0#1; 1090#L772-76 assume main_#t~switch33#1;call main_#t~mem35#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~mem35#1 % 256 % 4294967296);havoc main_#t~mem35#1; 1117#L772-78 main_#t~switch33#1 := main_#t~switch33#1 || 9 == main_~_hj_k~0#1; 1359#L772-79 assume main_#t~switch33#1;call main_#t~mem36#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~mem36#1 % 256 % 4294967296);havoc main_#t~mem36#1; 1274#L772-81 main_#t~switch33#1 := main_#t~switch33#1 || 8 == main_~_hj_k~0#1; 1275#L772-82 assume main_#t~switch33#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 1374#L772-84 main_#t~switch33#1 := main_#t~switch33#1 || 7 == main_~_hj_k~0#1; 1375#L772-85 assume main_#t~switch33#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 1415#L772-87 main_#t~switch33#1 := main_#t~switch33#1 || 6 == main_~_hj_k~0#1; 1405#L772-88 assume !main_#t~switch33#1; 1380#L772-90 main_#t~switch33#1 := main_#t~switch33#1 || 5 == main_~_hj_k~0#1; 1211#L772-91 assume main_#t~switch33#1;call main_#t~mem40#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~mem40#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem40#1 % 256 % 4294967296 else main_#t~mem40#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem40#1; 1212#L772-93 main_#t~switch33#1 := main_#t~switch33#1 || 4 == main_~_hj_k~0#1; 1276#L772-94 assume main_#t~switch33#1;call main_#t~mem41#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~mem41#1 % 256 % 4294967296);havoc main_#t~mem41#1; 1277#L772-96 main_#t~switch33#1 := main_#t~switch33#1 || 3 == main_~_hj_k~0#1; 1303#L772-97 assume main_#t~switch33#1;call main_#t~mem42#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~mem42#1 % 256 % 4294967296);havoc main_#t~mem42#1; 1320#L772-99 main_#t~switch33#1 := main_#t~switch33#1 || 2 == main_~_hj_k~0#1; 1246#L772-100 assume main_#t~switch33#1;call main_#t~mem43#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~mem43#1 % 256 % 4294967296);havoc main_#t~mem43#1; 1247#L772-102 main_#t~switch33#1 := main_#t~switch33#1 || 1 == main_~_hj_k~0#1; 1406#L772-103 assume main_#t~switch33#1;call main_#t~mem44#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~mem44#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem44#1 % 256 % 4294967296 else main_#t~mem44#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem44#1; 1345#L772-105 havoc main_#t~switch33#1; 1346#L772-171 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; 1437#L772-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet45#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 1355#L772-113 main_~_hj_i~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 1404#L772-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet46#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 1030#L772-120 main_~_hj_j~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#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; 1312#L772-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet47#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 1040#L772-127 main_~_ha_hashv~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#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; 1235#L772-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet48#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 1068#L772-134 main_~_hj_i~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 1069#L772-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet49#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 1021#L772-141 main_~_hj_j~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#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; 1430#L772-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet50#1 := main_~_hj_j~0#1 % 4294967296 / 32; 1446#L772-148 main_~_ha_hashv~0#1 := main_#t~nondet50#1;havoc main_#t~nondet50#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; 1423#L772-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet51#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 1062#L772-155 main_~_hj_i~0#1 := main_#t~nondet51#1;havoc main_#t~nondet51#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; 1063#L772-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet52#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 1144#L772-162 main_~_hj_j~0#1 := main_#t~nondet52#1;havoc main_#t~nondet52#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; 1145#L772-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet53#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 1119#L772-169 main_~_ha_hashv~0#1 := main_#t~nondet53#1;havoc main_#t~nondet53#1; 1178#L772-170 goto; 1269#L772-172 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; 1248#L772-173 goto; 1249#L772-175 goto; 1421#L772-266 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); 1422#L772-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);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 write~$Pointer$(main_#t~mem71#1.base, main_#t~mem71#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem71#1.base, main_#t~mem71#1.offset; 1094#L772-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);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, 20 + main_#t~mem74#1.offset, 4);call write~$Pointer$(main_#t~mem73#1.base, main_#t~mem73#1.offset - main_#t~mem75#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1.base, main_#t~mem73#1.offset;havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1;call main_#t~mem76#1.base, main_#t~mem76#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$(main_#t~mem76#1.base, 16 + main_#t~mem76#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem77#1.base, 8 + main_#t~mem77#1.offset, 4);havoc main_#t~mem76#1.base, main_#t~mem76#1.offset;havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;call main_#t~mem78#1.base, main_#t~mem78#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem78#1.base, 16 + main_#t~mem78#1.offset, 4);havoc main_#t~mem78#1.base, main_#t~mem78#1.offset; 1095#L772-193 goto; 1101#L772-264 havoc main_~_ha_bkt~0#1;call main_#t~mem79#1.base, main_#t~mem79#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem80#1 := read~int(main_#t~mem79#1.base, 12 + main_#t~mem79#1.offset, 4);main_#t~post81#1 := main_#t~mem80#1;call write~int(1 + main_#t~post81#1, main_#t~mem79#1.base, 12 + main_#t~mem79#1.offset, 4);havoc main_#t~mem79#1.base, main_#t~mem79#1.offset;havoc main_#t~mem80#1;havoc main_#t~post81#1; 1306#L772-203 call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem83#1 := read~int(main_#t~mem82#1.base, 4 + main_#t~mem82#1.offset, 4); 1299#L772-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem83#1 - 1) % 4294967296;main_#t~nondet84#1 := 0; 1215#L772-201 main_~_ha_bkt~0#1 := main_#t~nondet84#1;havoc main_#t~mem82#1.base, main_#t~mem82#1.offset;havoc main_#t~mem83#1;havoc main_#t~nondet84#1; 1216#L772-202 goto; 1291#L772-261 call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_#t~mem85#1.base, main_#t~mem85#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem86#1.base, main_#t~mem86#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~mem85#1.base, main_#t~mem85#1.offset;havoc main_#t~mem86#1.base, main_#t~mem86#1.offset;call main_#t~mem87#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post88#1 := main_#t~mem87#1;call write~int(1 + main_#t~post88#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem87#1;havoc main_#t~post88#1;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem89#1.base, main_#t~mem89#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem89#1.base, main_#t~mem89#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem90#1.base, main_#t~mem90#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 1292#L772-205 assume main_#t~mem90#1.base != 0 || main_#t~mem90#1.offset != 0;havoc main_#t~mem90#1.base, main_#t~mem90#1.offset;call main_#t~mem91#1.base, main_#t~mem91#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~mem91#1.base, 12 + main_#t~mem91#1.offset, 4);havoc main_#t~mem91#1.base, main_#t~mem91#1.offset; 1179#L772-207 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~mem93#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem92#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short96#1 := main_#t~mem93#1 % 4294967296 >= 10 * (1 + main_#t~mem92#1) % 4294967296; 1180#L772-208 assume main_#t~short96#1;call main_#t~mem94#1.base, main_#t~mem94#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem95#1 := read~int(main_#t~mem94#1.base, 36 + main_#t~mem94#1.offset, 4);main_#t~short96#1 := 0 == main_#t~mem95#1 % 4294967296; 1361#L772-210 assume !main_#t~short96#1;havoc main_#t~mem93#1;havoc main_#t~mem92#1;havoc main_#t~mem94#1.base, main_#t~mem94#1.offset;havoc main_#t~mem95#1;havoc main_#t~short96#1; 1376#L772-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 1377#L772-260 goto; 1329#L772-262 havoc main_~_ha_bkt~0#1; 1330#L772-263 goto; 1435#L772-265 goto; 1388#L772-267 havoc main_~_ha_hashv~0#1; 1364#L772-268 goto; 1087#L772-270 call main_#t~mem165#1.base, main_#t~mem165#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem166#1 := read~int(main_#t~mem165#1.base, 12 + main_#t~mem165#1.offset, 4);assume { :begin_inline_test_int } true;test_int_#in~a#1 := (if main_#t~mem166#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~mem166#1 % 4294967296 % 4294967296 else main_#t~mem166#1 % 4294967296 % 4294967296 - 4294967296);havoc test_int_#t~post3#1, test_int_#t~switch4#1, test_int_~a#1;test_int_~a#1 := test_int_#in~a#1;test_int_#t~post3#1 := ~count_int~0;~count_int~0 := 1 + test_int_#t~post3#1;test_int_#t~switch4#1 := 0 == test_int_#t~post3#1; 1088#L709 assume test_int_#t~switch4#1;assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if 1 == test_int_~a#1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 1188#L702 assume !(0 == __VERIFIER_assert_~cond#1); 1253#L701 havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true; 1027#L708 havoc test_int_#t~post3#1;havoc test_int_#t~switch4#1; 1028#L707 havoc test_int_#t~post3#1, test_int_#t~switch4#1, test_int_~a#1;havoc test_int_#in~a#1;assume { :end_inline_test_int } true;havoc main_#t~mem165#1.base, main_#t~mem165#1.offset;havoc main_#t~mem166#1; 1280#L765-3 call main_#t~mem5#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post6#1 := main_#t~mem5#1;call write~int(1 + main_#t~post6#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem5#1;havoc main_#t~post6#1; 1281#L765-4 [2023-11-12 02:21:54,636 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:21:54,637 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 2 times [2023-11-12 02:21:54,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:21:54,637 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1819970588] [2023-11-12 02:21:54,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:21:54,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:21:54,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:21:54,658 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:21:54,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:21:54,680 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:21:54,681 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:21:54,681 INFO L85 PathProgramCache]: Analyzing trace with hash -903690127, now seen corresponding path program 1 times [2023-11-12 02:21:54,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:21:54,681 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2132030661] [2023-11-12 02:21:54,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:21:54,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:21:54,751 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:21:54,751 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [328359416] [2023-11-12 02:21:54,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:21:54,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:21:54,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ca3ed-b4c5-4603-8723-6419249eb725/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:21:54,792 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ca3ed-b4c5-4603-8723-6419249eb725/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:21:54,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ca3ed-b4c5-4603-8723-6419249eb725/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-12 02:21:55,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:21:55,154 INFO L262 TraceCheckSpWp]: Trace formula consists of 578 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 02:21:55,159 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:21:55,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:21:55,215 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:21:55,215 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:21:55,215 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2132030661] [2023-11-12 02:21:55,216 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-12 02:21:55,216 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [328359416] [2023-11-12 02:21:55,219 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [328359416] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:21:55,220 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:21:55,220 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 02:21:55,221 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [390797983] [2023-11-12 02:21:55,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:21:55,221 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-12 02:21:55,222 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:21:55,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 02:21:55,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:21:55,223 INFO L87 Difference]: Start difference. First operand 439 states and 642 transitions. cyclomatic complexity: 206 Second operand has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 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) [2023-11-12 02:21:55,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:21:55,358 INFO L93 Difference]: Finished difference Result 460 states and 663 transitions. [2023-11-12 02:21:55,358 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 460 states and 663 transitions. [2023-11-12 02:21:55,365 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 453 [2023-11-12 02:21:55,374 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 460 states to 460 states and 663 transitions. [2023-11-12 02:21:55,374 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 460 [2023-11-12 02:21:55,376 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 460 [2023-11-12 02:21:55,376 INFO L73 IsDeterministic]: Start isDeterministic. Operand 460 states and 663 transitions. [2023-11-12 02:21:55,382 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-12 02:21:55,383 INFO L218 hiAutomatonCegarLoop]: Abstraction has 460 states and 663 transitions. [2023-11-12 02:21:55,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 460 states and 663 transitions. [2023-11-12 02:21:55,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 460 to 459. [2023-11-12 02:21:55,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 459 states, 455 states have (on average 1.4417582417582417) internal successors, (656), 454 states have internal predecessors, (656), 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) [2023-11-12 02:21:55,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 459 states and 662 transitions. [2023-11-12 02:21:55,415 INFO L240 hiAutomatonCegarLoop]: Abstraction has 459 states and 662 transitions. [2023-11-12 02:21:55,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 02:21:55,420 INFO L428 stractBuchiCegarLoop]: Abstraction has 459 states and 662 transitions. [2023-11-12 02:21:55,420 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-12 02:21:55,420 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 459 states and 662 transitions. [2023-11-12 02:21:55,423 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 452 [2023-11-12 02:21:55,423 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:21:55,423 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:21:55,426 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-12 02:21:55,426 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:21:55,426 INFO L748 eck$LassoCheckResult]: Stem: 2408#$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~0 := 0; 2409#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~mem21#1, main_#t~mem20#1, main_#t~mem22#1, main_#t~mem23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~switch33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~mem40#1, main_#t~mem41#1, main_#t~mem42#1, main_#t~mem43#1, main_#t~mem44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#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~malloc54#1.base, main_#t~malloc54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~memset~res57#1.base, main_#t~memset~res57#1.offset, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~malloc63#1.base, main_#t~malloc63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~memset~res70#1.base, main_#t~memset~res70#1.offset, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1.base, main_#t~mem79#1.offset, main_#t~mem80#1, main_#t~post81#1, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~nondet84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1, main_#t~post88#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem93#1, main_#t~mem92#1, main_#t~mem94#1.base, main_#t~mem94#1.offset, main_#t~mem95#1, main_#t~short96#1, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~malloc99#1.base, main_#t~malloc99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~memset~res104#1.base, main_#t~memset~res104#1.offset, main_#t~mem105#1.base, main_#t~mem105#1.offset, 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~mem114#1, main_#t~mem112#1.base, main_#t~mem112#1.offset, main_#t~mem113#1, main_#t~nondet115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem126#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~nondet127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~pre130#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem132#1, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1, main_#t~post135#1, main_#t~mem139#1, main_#t~mem137#1, main_#t~mem136#1.base, main_#t~mem136#1.offset, main_#t~mem138#1, main_#t~mem140#1, main_#t~post141#1, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~post117#1, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1.base, main_#t~mem146#1.offset, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1, main_#t~post151#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem158#1, main_#t~mem156#1.base, main_#t~mem156#1.offset, main_#t~mem157#1, main_#t~ite161#1, main_#t~mem159#1.base, main_#t~mem159#1.offset, main_#t~mem160#1, main_#t~mem162#1.base, main_#t~mem162#1.offset, main_#t~mem163#1, main_#t~mem164#1.base, main_#t~mem164#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~mem165#1.base, main_#t~mem165#1.offset, main_#t~mem166#1, main_#t~mem5#1, main_#t~post6#1, main_#t~mem7#1, main_#t~mem170#1, main_#t~mem169#1, main_#t~mem171#1, main_#t~mem172#1, main_#t~mem174#1, main_#t~mem173#1, main_#t~mem175#1, main_#t~mem176#1, main_#t~mem178#1, main_#t~mem177#1, main_#t~mem179#1, main_#t~mem180#1, main_#t~nondet181#1, main_#t~nondet182#1, main_#t~nondet183#1, main_#t~nondet184#1, main_#t~nondet185#1, main_#t~nondet186#1, main_#t~nondet187#1, main_#t~nondet188#1, main_#t~nondet189#1, main_#t~switch190#1, main_#t~mem191#1, main_#t~mem192#1, main_#t~mem193#1, main_#t~mem194#1, main_#t~mem195#1, main_#t~mem196#1, main_#t~mem197#1, main_#t~mem198#1, main_#t~mem199#1, main_#t~mem200#1, main_#t~mem201#1, main_#t~nondet202#1, main_#t~nondet203#1, main_#t~nondet204#1, main_#t~nondet205#1, main_#t~nondet206#1, main_#t~nondet207#1, main_#t~nondet208#1, main_#t~nondet209#1, main_#t~nondet210#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem211#1.base, main_#t~mem211#1.offset, main_#t~mem212#1, main_#t~nondet213#1, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1.base, main_#t~mem215#1.offset, main_#t~mem216#1.base, main_#t~mem216#1.offset, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem218#1.base, main_#t~mem218#1.offset, main_#t~mem219#1.base, main_#t~mem219#1.offset, main_#t~mem220#1.base, main_#t~mem220#1.offset, main_#t~mem221#1, main_#t~mem222#1, main_#t~mem223#1, main_#t~short224#1, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~ret226#1, main_#t~mem227#1.base, main_#t~mem227#1.offset, main_#t~mem228#1.base, main_#t~mem228#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~mem230#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem231#1.base, main_#t~mem231#1.offset, main_#t~mem232#1.base, main_#t~mem232#1.offset, main_#t~short233#1, main_#t~mem234#1.base, main_#t~mem234#1.offset, main_#t~mem235#1.base, main_#t~mem235#1.offset, main_#t~mem236#1.base, main_#t~mem236#1.offset, main_#t~mem237#1.base, main_#t~mem237#1.offset, main_#t~mem238#1.base, main_#t~mem238#1.offset, main_#t~mem239#1.base, main_#t~mem239#1.offset, main_#t~mem240#1.base, main_#t~mem240#1.offset, main_#t~mem241#1.base, main_#t~mem241#1.offset, main_#t~mem242#1, main_#t~mem243#1.base, main_#t~mem243#1.offset, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1.base, main_#t~mem245#1.offset, main_#t~mem246#1, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1.base, main_#t~mem249#1.offset, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1, main_#t~mem253#1.base, main_#t~mem253#1.offset, main_#t~mem256#1, main_#t~mem254#1.base, main_#t~mem254#1.offset, main_#t~mem255#1, main_#t~nondet257#1, main_#t~mem258#1.base, main_#t~mem258#1.offset, main_#t~mem259#1.base, main_#t~mem259#1.offset, main_#t~mem260#1, main_#t~post261#1, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1.base, main_#t~mem263#1.offset, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~mem266#1.base, main_#t~mem266#1.offset, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1.base, main_#t~mem268#1.offset, main_#t~mem269#1.base, main_#t~mem269#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem270#1.base, main_#t~mem270#1.offset, main_#t~mem271#1, main_#t~post272#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem273#1.base, main_#t~mem273#1.offset, main_#t~mem274#1, main_#t~mem167#1, main_#t~mem168#1, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 2430#L765-4 [2023-11-12 02:21:55,427 INFO L750 eck$LassoCheckResult]: Loop: 2430#L765-4 call main_#t~mem7#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 2539#L765-1 assume !!(main_#t~mem7#1 < 10);havoc main_#t~mem7#1;call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset; 2601#L767 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 2591#L767-2 call main_#t~mem9#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem9#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem9#1;call main_#t~mem10#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem11#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem10#1 * main_#t~mem11#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem10#1;havoc main_#t~mem11#1; 2459#L772-269 havoc main_~_ha_hashv~0#1; 2460#L772-176 goto; 2476#L772-174 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; 2477#L772-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 2536#L772-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch33#1 := 11 == main_~_hj_k~0#1; 2375#L772-73 assume !main_#t~switch33#1; 2376#L772-75 main_#t~switch33#1 := main_#t~switch33#1 || 10 == main_~_hj_k~0#1; 2618#L772-76 assume !main_#t~switch33#1; 2616#L772-78 main_#t~switch33#1 := main_#t~switch33#1 || 9 == main_~_hj_k~0#1; 2613#L772-79 assume !main_#t~switch33#1; 2614#L772-81 main_#t~switch33#1 := main_#t~switch33#1 || 8 == main_~_hj_k~0#1; 2626#L772-82 assume !main_#t~switch33#1; 2625#L772-84 main_#t~switch33#1 := main_#t~switch33#1 || 7 == main_~_hj_k~0#1; 2624#L772-85 assume main_#t~switch33#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 2564#L772-87 main_#t~switch33#1 := main_#t~switch33#1 || 6 == main_~_hj_k~0#1; 2554#L772-88 assume main_#t~switch33#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 2529#L772-90 main_#t~switch33#1 := main_#t~switch33#1 || 5 == main_~_hj_k~0#1; 2359#L772-91 assume main_#t~switch33#1;call main_#t~mem40#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~mem40#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem40#1 % 256 % 4294967296 else main_#t~mem40#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem40#1; 2360#L772-93 main_#t~switch33#1 := main_#t~switch33#1 || 4 == main_~_hj_k~0#1; 2425#L772-94 assume main_#t~switch33#1;call main_#t~mem41#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~mem41#1 % 256 % 4294967296);havoc main_#t~mem41#1; 2426#L772-96 main_#t~switch33#1 := main_#t~switch33#1 || 3 == main_~_hj_k~0#1; 2452#L772-97 assume main_#t~switch33#1;call main_#t~mem42#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~mem42#1 % 256 % 4294967296);havoc main_#t~mem42#1; 2469#L772-99 main_#t~switch33#1 := main_#t~switch33#1 || 2 == main_~_hj_k~0#1; 2395#L772-100 assume main_#t~switch33#1;call main_#t~mem43#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~mem43#1 % 256 % 4294967296);havoc main_#t~mem43#1; 2396#L772-102 main_#t~switch33#1 := main_#t~switch33#1 || 1 == main_~_hj_k~0#1; 2555#L772-103 assume main_#t~switch33#1;call main_#t~mem44#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~mem44#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem44#1 % 256 % 4294967296 else main_#t~mem44#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem44#1; 2494#L772-105 havoc main_#t~switch33#1; 2495#L772-171 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; 2586#L772-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet45#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 2504#L772-113 main_~_hj_i~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 2553#L772-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet46#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 2178#L772-120 main_~_hj_j~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#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; 2461#L772-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet47#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 2188#L772-127 main_~_ha_hashv~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#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; 2384#L772-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet48#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 2216#L772-134 main_~_hj_i~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 2217#L772-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet49#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 2169#L772-141 main_~_hj_j~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#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; 2579#L772-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet50#1 := main_~_hj_j~0#1 % 4294967296 / 32; 2597#L772-148 main_~_ha_hashv~0#1 := main_#t~nondet50#1;havoc main_#t~nondet50#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; 2572#L772-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet51#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 2210#L772-155 main_~_hj_i~0#1 := main_#t~nondet51#1;havoc main_#t~nondet51#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; 2211#L772-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet52#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 2292#L772-162 main_~_hj_j~0#1 := main_#t~nondet52#1;havoc main_#t~nondet52#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; 2293#L772-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet53#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 2267#L772-169 main_~_ha_hashv~0#1 := main_#t~nondet53#1;havoc main_#t~nondet53#1; 2326#L772-170 goto; 2418#L772-172 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; 2397#L772-173 goto; 2398#L772-175 goto; 2570#L772-266 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); 2571#L772-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);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 write~$Pointer$(main_#t~mem71#1.base, main_#t~mem71#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem71#1.base, main_#t~mem71#1.offset; 2242#L772-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);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, 20 + main_#t~mem74#1.offset, 4);call write~$Pointer$(main_#t~mem73#1.base, main_#t~mem73#1.offset - main_#t~mem75#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1.base, main_#t~mem73#1.offset;havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1;call main_#t~mem76#1.base, main_#t~mem76#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$(main_#t~mem76#1.base, 16 + main_#t~mem76#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem77#1.base, 8 + main_#t~mem77#1.offset, 4);havoc main_#t~mem76#1.base, main_#t~mem76#1.offset;havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;call main_#t~mem78#1.base, main_#t~mem78#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem78#1.base, 16 + main_#t~mem78#1.offset, 4);havoc main_#t~mem78#1.base, main_#t~mem78#1.offset; 2243#L772-193 goto; 2249#L772-264 havoc main_~_ha_bkt~0#1;call main_#t~mem79#1.base, main_#t~mem79#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem80#1 := read~int(main_#t~mem79#1.base, 12 + main_#t~mem79#1.offset, 4);main_#t~post81#1 := main_#t~mem80#1;call write~int(1 + main_#t~post81#1, main_#t~mem79#1.base, 12 + main_#t~mem79#1.offset, 4);havoc main_#t~mem79#1.base, main_#t~mem79#1.offset;havoc main_#t~mem80#1;havoc main_#t~post81#1; 2455#L772-203 call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem83#1 := read~int(main_#t~mem82#1.base, 4 + main_#t~mem82#1.offset, 4); 2448#L772-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem83#1 - 1) % 4294967296;main_#t~nondet84#1 := 0; 2363#L772-201 main_~_ha_bkt~0#1 := main_#t~nondet84#1;havoc main_#t~mem82#1.base, main_#t~mem82#1.offset;havoc main_#t~mem83#1;havoc main_#t~nondet84#1; 2364#L772-202 goto; 2440#L772-261 call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_#t~mem85#1.base, main_#t~mem85#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem86#1.base, main_#t~mem86#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~mem85#1.base, main_#t~mem85#1.offset;havoc main_#t~mem86#1.base, main_#t~mem86#1.offset;call main_#t~mem87#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post88#1 := main_#t~mem87#1;call write~int(1 + main_#t~post88#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem87#1;havoc main_#t~post88#1;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem89#1.base, main_#t~mem89#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem89#1.base, main_#t~mem89#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem90#1.base, main_#t~mem90#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 2441#L772-205 assume main_#t~mem90#1.base != 0 || main_#t~mem90#1.offset != 0;havoc main_#t~mem90#1.base, main_#t~mem90#1.offset;call main_#t~mem91#1.base, main_#t~mem91#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~mem91#1.base, 12 + main_#t~mem91#1.offset, 4);havoc main_#t~mem91#1.base, main_#t~mem91#1.offset; 2329#L772-207 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~mem93#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem92#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short96#1 := main_#t~mem93#1 % 4294967296 >= 10 * (1 + main_#t~mem92#1) % 4294967296; 2330#L772-208 assume main_#t~short96#1;call main_#t~mem94#1.base, main_#t~mem94#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem95#1 := read~int(main_#t~mem94#1.base, 36 + main_#t~mem94#1.offset, 4);main_#t~short96#1 := 0 == main_#t~mem95#1 % 4294967296; 2510#L772-210 assume !main_#t~short96#1;havoc main_#t~mem93#1;havoc main_#t~mem92#1;havoc main_#t~mem94#1.base, main_#t~mem94#1.offset;havoc main_#t~mem95#1;havoc main_#t~short96#1; 2525#L772-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 2526#L772-260 goto; 2478#L772-262 havoc main_~_ha_bkt~0#1; 2479#L772-263 goto; 2584#L772-265 goto; 2537#L772-267 havoc main_~_ha_hashv~0#1; 2512#L772-268 goto; 2233#L772-270 call main_#t~mem165#1.base, main_#t~mem165#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem166#1 := read~int(main_#t~mem165#1.base, 12 + main_#t~mem165#1.offset, 4);assume { :begin_inline_test_int } true;test_int_#in~a#1 := (if main_#t~mem166#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~mem166#1 % 4294967296 % 4294967296 else main_#t~mem166#1 % 4294967296 % 4294967296 - 4294967296);havoc test_int_#t~post3#1, test_int_#t~switch4#1, test_int_~a#1;test_int_~a#1 := test_int_#in~a#1;test_int_#t~post3#1 := ~count_int~0;~count_int~0 := 1 + test_int_#t~post3#1;test_int_#t~switch4#1 := 0 == test_int_#t~post3#1; 2234#L709 assume test_int_#t~switch4#1;assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if 1 == test_int_~a#1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 2336#L702 assume !(0 == __VERIFIER_assert_~cond#1); 2400#L701 havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true; 2175#L708 havoc test_int_#t~post3#1;havoc test_int_#t~switch4#1; 2176#L707 havoc test_int_#t~post3#1, test_int_#t~switch4#1, test_int_~a#1;havoc test_int_#in~a#1;assume { :end_inline_test_int } true;havoc main_#t~mem165#1.base, main_#t~mem165#1.offset;havoc main_#t~mem166#1; 2429#L765-3 call main_#t~mem5#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post6#1 := main_#t~mem5#1;call write~int(1 + main_#t~post6#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem5#1;havoc main_#t~post6#1; 2430#L765-4 [2023-11-12 02:21:55,428 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:21:55,428 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 3 times [2023-11-12 02:21:55,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:21:55,428 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [608291452] [2023-11-12 02:21:55,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:21:55,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:21:55,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:21:55,465 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:21:55,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:21:55,489 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:21:55,489 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:21:55,490 INFO L85 PathProgramCache]: Analyzing trace with hash -778499337, now seen corresponding path program 1 times [2023-11-12 02:21:55,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:21:55,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [812857510] [2023-11-12 02:21:55,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:21:55,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:21:55,543 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:21:55,544 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [33554373] [2023-11-12 02:21:55,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:21:55,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:21:55,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ca3ed-b4c5-4603-8723-6419249eb725/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:21:55,548 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ca3ed-b4c5-4603-8723-6419249eb725/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:21:55,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ca3ed-b4c5-4603-8723-6419249eb725/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-12 02:21:55,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:21:55,882 INFO L262 TraceCheckSpWp]: Trace formula consists of 560 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-12 02:21:55,887 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:21:55,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:21:55,954 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:21:55,954 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:21:55,954 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [812857510] [2023-11-12 02:21:55,954 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-12 02:21:55,955 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [33554373] [2023-11-12 02:21:55,955 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [33554373] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:21:55,955 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:21:55,956 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-12 02:21:55,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2112808671] [2023-11-12 02:21:55,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:21:55,957 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-12 02:21:55,957 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:21:55,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-12 02:21:55,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-12 02:21:55,958 INFO L87 Difference]: Start difference. First operand 459 states and 662 transitions. cyclomatic complexity: 206 Second operand has 5 states, 5 states have (on average 16.4) internal successors, (82), 5 states have internal predecessors, (82), 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) [2023-11-12 02:21:56,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:21:56,111 INFO L93 Difference]: Finished difference Result 446 states and 642 transitions. [2023-11-12 02:21:56,111 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 446 states and 642 transitions. [2023-11-12 02:21:56,117 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 439 [2023-11-12 02:21:56,123 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 446 states to 446 states and 642 transitions. [2023-11-12 02:21:56,124 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 446 [2023-11-12 02:21:56,126 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 446 [2023-11-12 02:21:56,126 INFO L73 IsDeterministic]: Start isDeterministic. Operand 446 states and 642 transitions. [2023-11-12 02:21:56,127 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-12 02:21:56,127 INFO L218 hiAutomatonCegarLoop]: Abstraction has 446 states and 642 transitions. [2023-11-12 02:21:56,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 446 states and 642 transitions. [2023-11-12 02:21:56,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 446 to 445. [2023-11-12 02:21:56,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 445 states, 441 states have (on average 1.439909297052154) internal successors, (635), 440 states have internal predecessors, (635), 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) [2023-11-12 02:21:56,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 445 states and 641 transitions. [2023-11-12 02:21:56,143 INFO L240 hiAutomatonCegarLoop]: Abstraction has 445 states and 641 transitions. [2023-11-12 02:21:56,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 02:21:56,145 INFO L428 stractBuchiCegarLoop]: Abstraction has 445 states and 641 transitions. [2023-11-12 02:21:56,147 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-11-12 02:21:56,147 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 445 states and 641 transitions. [2023-11-12 02:21:56,150 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 438 [2023-11-12 02:21:56,150 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:21:56,151 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:21:56,154 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-12 02:21:56,154 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, 1, 1, 1] [2023-11-12 02:21:56,155 INFO L748 eck$LassoCheckResult]: Stem: 3563#$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~0 := 0; 3564#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~mem21#1, main_#t~mem20#1, main_#t~mem22#1, main_#t~mem23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~switch33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~mem40#1, main_#t~mem41#1, main_#t~mem42#1, main_#t~mem43#1, main_#t~mem44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#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~malloc54#1.base, main_#t~malloc54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~memset~res57#1.base, main_#t~memset~res57#1.offset, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~malloc63#1.base, main_#t~malloc63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~memset~res70#1.base, main_#t~memset~res70#1.offset, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1.base, main_#t~mem79#1.offset, main_#t~mem80#1, main_#t~post81#1, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~nondet84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1, main_#t~post88#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem93#1, main_#t~mem92#1, main_#t~mem94#1.base, main_#t~mem94#1.offset, main_#t~mem95#1, main_#t~short96#1, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~malloc99#1.base, main_#t~malloc99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~memset~res104#1.base, main_#t~memset~res104#1.offset, main_#t~mem105#1.base, main_#t~mem105#1.offset, 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~mem114#1, main_#t~mem112#1.base, main_#t~mem112#1.offset, main_#t~mem113#1, main_#t~nondet115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem126#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~nondet127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~pre130#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem132#1, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1, main_#t~post135#1, main_#t~mem139#1, main_#t~mem137#1, main_#t~mem136#1.base, main_#t~mem136#1.offset, main_#t~mem138#1, main_#t~mem140#1, main_#t~post141#1, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~post117#1, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1.base, main_#t~mem146#1.offset, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1, main_#t~post151#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem158#1, main_#t~mem156#1.base, main_#t~mem156#1.offset, main_#t~mem157#1, main_#t~ite161#1, main_#t~mem159#1.base, main_#t~mem159#1.offset, main_#t~mem160#1, main_#t~mem162#1.base, main_#t~mem162#1.offset, main_#t~mem163#1, main_#t~mem164#1.base, main_#t~mem164#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~mem165#1.base, main_#t~mem165#1.offset, main_#t~mem166#1, main_#t~mem5#1, main_#t~post6#1, main_#t~mem7#1, main_#t~mem170#1, main_#t~mem169#1, main_#t~mem171#1, main_#t~mem172#1, main_#t~mem174#1, main_#t~mem173#1, main_#t~mem175#1, main_#t~mem176#1, main_#t~mem178#1, main_#t~mem177#1, main_#t~mem179#1, main_#t~mem180#1, main_#t~nondet181#1, main_#t~nondet182#1, main_#t~nondet183#1, main_#t~nondet184#1, main_#t~nondet185#1, main_#t~nondet186#1, main_#t~nondet187#1, main_#t~nondet188#1, main_#t~nondet189#1, main_#t~switch190#1, main_#t~mem191#1, main_#t~mem192#1, main_#t~mem193#1, main_#t~mem194#1, main_#t~mem195#1, main_#t~mem196#1, main_#t~mem197#1, main_#t~mem198#1, main_#t~mem199#1, main_#t~mem200#1, main_#t~mem201#1, main_#t~nondet202#1, main_#t~nondet203#1, main_#t~nondet204#1, main_#t~nondet205#1, main_#t~nondet206#1, main_#t~nondet207#1, main_#t~nondet208#1, main_#t~nondet209#1, main_#t~nondet210#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem211#1.base, main_#t~mem211#1.offset, main_#t~mem212#1, main_#t~nondet213#1, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1.base, main_#t~mem215#1.offset, main_#t~mem216#1.base, main_#t~mem216#1.offset, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem218#1.base, main_#t~mem218#1.offset, main_#t~mem219#1.base, main_#t~mem219#1.offset, main_#t~mem220#1.base, main_#t~mem220#1.offset, main_#t~mem221#1, main_#t~mem222#1, main_#t~mem223#1, main_#t~short224#1, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~ret226#1, main_#t~mem227#1.base, main_#t~mem227#1.offset, main_#t~mem228#1.base, main_#t~mem228#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~mem230#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem231#1.base, main_#t~mem231#1.offset, main_#t~mem232#1.base, main_#t~mem232#1.offset, main_#t~short233#1, main_#t~mem234#1.base, main_#t~mem234#1.offset, main_#t~mem235#1.base, main_#t~mem235#1.offset, main_#t~mem236#1.base, main_#t~mem236#1.offset, main_#t~mem237#1.base, main_#t~mem237#1.offset, main_#t~mem238#1.base, main_#t~mem238#1.offset, main_#t~mem239#1.base, main_#t~mem239#1.offset, main_#t~mem240#1.base, main_#t~mem240#1.offset, main_#t~mem241#1.base, main_#t~mem241#1.offset, main_#t~mem242#1, main_#t~mem243#1.base, main_#t~mem243#1.offset, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1.base, main_#t~mem245#1.offset, main_#t~mem246#1, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1.base, main_#t~mem249#1.offset, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1, main_#t~mem253#1.base, main_#t~mem253#1.offset, main_#t~mem256#1, main_#t~mem254#1.base, main_#t~mem254#1.offset, main_#t~mem255#1, main_#t~nondet257#1, main_#t~mem258#1.base, main_#t~mem258#1.offset, main_#t~mem259#1.base, main_#t~mem259#1.offset, main_#t~mem260#1, main_#t~post261#1, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1.base, main_#t~mem263#1.offset, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~mem266#1.base, main_#t~mem266#1.offset, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1.base, main_#t~mem268#1.offset, main_#t~mem269#1.base, main_#t~mem269#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem270#1.base, main_#t~mem270#1.offset, main_#t~mem271#1, main_#t~post272#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem273#1.base, main_#t~mem273#1.offset, main_#t~mem274#1, main_#t~mem167#1, main_#t~mem168#1, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 3586#L765-4 [2023-11-12 02:21:56,157 INFO L750 eck$LassoCheckResult]: Loop: 3586#L765-4 call main_#t~mem7#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 3695#L765-1 assume !!(main_#t~mem7#1 < 10);havoc main_#t~mem7#1;call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset; 3755#L767 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 3745#L767-2 call main_#t~mem9#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem9#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem9#1;call main_#t~mem10#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem11#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem10#1 * main_#t~mem11#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem10#1;havoc main_#t~mem11#1; 3615#L772-269 havoc main_~_ha_hashv~0#1; 3616#L772-176 goto; 3632#L772-174 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; 3633#L772-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 3692#L772-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch33#1 := 11 == main_~_hj_k~0#1; 3531#L772-73 assume !main_#t~switch33#1; 3393#L772-75 main_#t~switch33#1 := main_#t~switch33#1 || 10 == main_~_hj_k~0#1; 3394#L772-76 assume !main_#t~switch33#1; 3421#L772-78 main_#t~switch33#1 := main_#t~switch33#1 || 9 == main_~_hj_k~0#1; 3664#L772-79 assume !main_#t~switch33#1; 3578#L772-81 main_#t~switch33#1 := main_#t~switch33#1 || 8 == main_~_hj_k~0#1; 3579#L772-82 assume !main_#t~switch33#1; 3679#L772-84 main_#t~switch33#1 := main_#t~switch33#1 || 7 == main_~_hj_k~0#1; 3680#L772-85 assume !main_#t~switch33#1; 3720#L772-87 main_#t~switch33#1 := main_#t~switch33#1 || 6 == main_~_hj_k~0#1; 3710#L772-88 assume !main_#t~switch33#1; 3686#L772-90 main_#t~switch33#1 := main_#t~switch33#1 || 5 == main_~_hj_k~0#1; 3515#L772-91 assume !main_#t~switch33#1; 3516#L772-93 main_#t~switch33#1 := main_#t~switch33#1 || 4 == main_~_hj_k~0#1; 3580#L772-94 assume main_#t~switch33#1;call main_#t~mem41#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~mem41#1 % 256 % 4294967296);havoc main_#t~mem41#1; 3581#L772-96 main_#t~switch33#1 := main_#t~switch33#1 || 3 == main_~_hj_k~0#1; 3610#L772-97 assume main_#t~switch33#1;call main_#t~mem42#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~mem42#1 % 256 % 4294967296);havoc main_#t~mem42#1; 3625#L772-99 main_#t~switch33#1 := main_#t~switch33#1 || 2 == main_~_hj_k~0#1; 3552#L772-100 assume main_#t~switch33#1;call main_#t~mem43#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~mem43#1 % 256 % 4294967296);havoc main_#t~mem43#1; 3553#L772-102 main_#t~switch33#1 := main_#t~switch33#1 || 1 == main_~_hj_k~0#1; 3711#L772-103 assume main_#t~switch33#1;call main_#t~mem44#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~mem44#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem44#1 % 256 % 4294967296 else main_#t~mem44#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem44#1; 3650#L772-105 havoc main_#t~switch33#1; 3651#L772-171 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; 3742#L772-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet45#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 3660#L772-113 main_~_hj_i~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 3709#L772-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet46#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 3334#L772-120 main_~_hj_j~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 3617#L772-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet47#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 3344#L772-127 main_~_ha_hashv~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#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; 3539#L772-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet48#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 3372#L772-134 main_~_hj_i~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 3373#L772-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet49#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 3325#L772-141 main_~_hj_j~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#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; 3735#L772-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet50#1 := main_~_hj_j~0#1 % 4294967296 / 32; 3751#L772-148 main_~_ha_hashv~0#1 := main_#t~nondet50#1;havoc main_#t~nondet50#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; 3728#L772-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet51#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 3366#L772-155 main_~_hj_i~0#1 := main_#t~nondet51#1;havoc main_#t~nondet51#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; 3367#L772-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet52#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 3448#L772-162 main_~_hj_j~0#1 := main_#t~nondet52#1;havoc main_#t~nondet52#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; 3449#L772-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet53#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 3423#L772-169 main_~_ha_hashv~0#1 := main_#t~nondet53#1;havoc main_#t~nondet53#1; 3481#L772-170 goto; 3572#L772-172 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; 3547#L772-173 goto; 3548#L772-175 goto; 3725#L772-266 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); 3726#L772-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);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 write~$Pointer$(main_#t~mem71#1.base, main_#t~mem71#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem71#1.base, main_#t~mem71#1.offset; 3396#L772-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);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, 20 + main_#t~mem74#1.offset, 4);call write~$Pointer$(main_#t~mem73#1.base, main_#t~mem73#1.offset - main_#t~mem75#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1.base, main_#t~mem73#1.offset;havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1;call main_#t~mem76#1.base, main_#t~mem76#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$(main_#t~mem76#1.base, 16 + main_#t~mem76#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem77#1.base, 8 + main_#t~mem77#1.offset, 4);havoc main_#t~mem76#1.base, main_#t~mem76#1.offset;havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;call main_#t~mem78#1.base, main_#t~mem78#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem78#1.base, 16 + main_#t~mem78#1.offset, 4);havoc main_#t~mem78#1.base, main_#t~mem78#1.offset; 3397#L772-193 goto; 3403#L772-264 havoc main_~_ha_bkt~0#1;call main_#t~mem79#1.base, main_#t~mem79#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem80#1 := read~int(main_#t~mem79#1.base, 12 + main_#t~mem79#1.offset, 4);main_#t~post81#1 := main_#t~mem80#1;call write~int(1 + main_#t~post81#1, main_#t~mem79#1.base, 12 + main_#t~mem79#1.offset, 4);havoc main_#t~mem79#1.base, main_#t~mem79#1.offset;havoc main_#t~mem80#1;havoc main_#t~post81#1; 3611#L772-203 call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem83#1 := read~int(main_#t~mem82#1.base, 4 + main_#t~mem82#1.offset, 4); 3602#L772-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem83#1 - 1) % 4294967296;main_#t~nondet84#1 := 0; 3519#L772-201 main_~_ha_bkt~0#1 := main_#t~nondet84#1;havoc main_#t~mem82#1.base, main_#t~mem82#1.offset;havoc main_#t~mem83#1;havoc main_#t~nondet84#1; 3520#L772-202 goto; 3593#L772-261 call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_#t~mem85#1.base, main_#t~mem85#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem86#1.base, main_#t~mem86#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~mem85#1.base, main_#t~mem85#1.offset;havoc main_#t~mem86#1.base, main_#t~mem86#1.offset;call main_#t~mem87#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post88#1 := main_#t~mem87#1;call write~int(1 + main_#t~post88#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem87#1;havoc main_#t~post88#1;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem89#1.base, main_#t~mem89#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem89#1.base, main_#t~mem89#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem90#1.base, main_#t~mem90#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 3594#L772-205 assume main_#t~mem90#1.base != 0 || main_#t~mem90#1.offset != 0;havoc main_#t~mem90#1.base, main_#t~mem90#1.offset;call main_#t~mem91#1.base, main_#t~mem91#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~mem91#1.base, 12 + main_#t~mem91#1.offset, 4);havoc main_#t~mem91#1.base, main_#t~mem91#1.offset; 3483#L772-207 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~mem93#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem92#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short96#1 := main_#t~mem93#1 % 4294967296 >= 10 * (1 + main_#t~mem92#1) % 4294967296; 3484#L772-208 assume main_#t~short96#1;call main_#t~mem94#1.base, main_#t~mem94#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem95#1 := read~int(main_#t~mem94#1.base, 36 + main_#t~mem94#1.offset, 4);main_#t~short96#1 := 0 == main_#t~mem95#1 % 4294967296; 3665#L772-210 assume !main_#t~short96#1;havoc main_#t~mem93#1;havoc main_#t~mem92#1;havoc main_#t~mem94#1.base, main_#t~mem94#1.offset;havoc main_#t~mem95#1;havoc main_#t~short96#1; 3681#L772-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 3682#L772-260 goto; 3634#L772-262 havoc main_~_ha_bkt~0#1; 3635#L772-263 goto; 3740#L772-265 goto; 3693#L772-267 havoc main_~_ha_hashv~0#1; 3669#L772-268 goto; 3391#L772-270 call main_#t~mem165#1.base, main_#t~mem165#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem166#1 := read~int(main_#t~mem165#1.base, 12 + main_#t~mem165#1.offset, 4);assume { :begin_inline_test_int } true;test_int_#in~a#1 := (if main_#t~mem166#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~mem166#1 % 4294967296 % 4294967296 else main_#t~mem166#1 % 4294967296 % 4294967296 - 4294967296);havoc test_int_#t~post3#1, test_int_#t~switch4#1, test_int_~a#1;test_int_~a#1 := test_int_#in~a#1;test_int_#t~post3#1 := ~count_int~0;~count_int~0 := 1 + test_int_#t~post3#1;test_int_#t~switch4#1 := 0 == test_int_#t~post3#1; 3392#L709 assume test_int_#t~switch4#1;assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if 1 == test_int_~a#1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 3492#L702 assume !(0 == __VERIFIER_assert_~cond#1); 3556#L701 havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true; 3331#L708 havoc test_int_#t~post3#1;havoc test_int_#t~switch4#1; 3332#L707 havoc test_int_#t~post3#1, test_int_#t~switch4#1, test_int_~a#1;havoc test_int_#in~a#1;assume { :end_inline_test_int } true;havoc main_#t~mem165#1.base, main_#t~mem165#1.offset;havoc main_#t~mem166#1; 3585#L765-3 call main_#t~mem5#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post6#1 := main_#t~mem5#1;call write~int(1 + main_#t~post6#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem5#1;havoc main_#t~post6#1; 3586#L765-4 [2023-11-12 02:21:56,158 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:21:56,158 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 4 times [2023-11-12 02:21:56,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:21:56,159 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [860286371] [2023-11-12 02:21:56,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:21:56,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:21:56,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:21:56,190 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:21:56,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:21:56,223 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:21:56,224 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:21:56,224 INFO L85 PathProgramCache]: Analyzing trace with hash -920501123, now seen corresponding path program 1 times [2023-11-12 02:21:56,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:21:56,225 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [908524495] [2023-11-12 02:21:56,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:21:56,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:21:56,282 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:21:56,287 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1040383747] [2023-11-12 02:21:56,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:21:56,288 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:21:56,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ca3ed-b4c5-4603-8723-6419249eb725/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:21:56,293 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ca3ed-b4c5-4603-8723-6419249eb725/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:21:56,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ca3ed-b4c5-4603-8723-6419249eb725/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-12 02:21:57,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:21:57,015 INFO L262 TraceCheckSpWp]: Trace formula consists of 542 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-12 02:21:57,019 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:21:57,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:21:57,251 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:21:57,252 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:21:57,252 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [908524495] [2023-11-12 02:21:57,252 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-12 02:21:57,253 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1040383747] [2023-11-12 02:21:57,253 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1040383747] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:21:57,254 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:21:57,260 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-12 02:21:57,261 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652132954] [2023-11-12 02:21:57,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:21:57,262 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-12 02:21:57,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:21:57,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-12 02:21:57,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-12 02:21:57,264 INFO L87 Difference]: Start difference. First operand 445 states and 641 transitions. cyclomatic complexity: 199 Second operand has 6 states, 6 states have (on average 13.666666666666666) internal successors, (82), 6 states have internal predecessors, (82), 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) [2023-11-12 02:21:58,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:21:58,014 INFO L93 Difference]: Finished difference Result 485 states and 689 transitions. [2023-11-12 02:21:58,014 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 485 states and 689 transitions. [2023-11-12 02:21:58,019 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 478 [2023-11-12 02:21:58,024 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 485 states to 485 states and 689 transitions. [2023-11-12 02:21:58,024 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 485 [2023-11-12 02:21:58,025 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 485 [2023-11-12 02:21:58,025 INFO L73 IsDeterministic]: Start isDeterministic. Operand 485 states and 689 transitions. [2023-11-12 02:21:58,027 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-12 02:21:58,027 INFO L218 hiAutomatonCegarLoop]: Abstraction has 485 states and 689 transitions. [2023-11-12 02:21:58,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 485 states and 689 transitions. [2023-11-12 02:21:58,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 485 to 482. [2023-11-12 02:21:58,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 482 states, 478 states have (on average 1.4205020920502092) internal successors, (679), 477 states have internal predecessors, (679), 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) [2023-11-12 02:21:58,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 482 states and 685 transitions. [2023-11-12 02:21:58,040 INFO L240 hiAutomatonCegarLoop]: Abstraction has 482 states and 685 transitions. [2023-11-12 02:21:58,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-12 02:21:58,042 INFO L428 stractBuchiCegarLoop]: Abstraction has 482 states and 685 transitions. [2023-11-12 02:21:58,043 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2023-11-12 02:21:58,043 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 482 states and 685 transitions. [2023-11-12 02:21:58,046 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 475 [2023-11-12 02:21:58,046 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:21:58,046 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:21:58,047 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-12 02:21:58,047 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, 1, 1, 1, 1] [2023-11-12 02:21:58,048 INFO L748 eck$LassoCheckResult]: Stem: 4746#$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~0 := 0; 4747#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~mem21#1, main_#t~mem20#1, main_#t~mem22#1, main_#t~mem23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~switch33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~mem40#1, main_#t~mem41#1, main_#t~mem42#1, main_#t~mem43#1, main_#t~mem44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#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~malloc54#1.base, main_#t~malloc54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~memset~res57#1.base, main_#t~memset~res57#1.offset, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~malloc63#1.base, main_#t~malloc63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~memset~res70#1.base, main_#t~memset~res70#1.offset, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1.base, main_#t~mem79#1.offset, main_#t~mem80#1, main_#t~post81#1, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~nondet84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1, main_#t~post88#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem93#1, main_#t~mem92#1, main_#t~mem94#1.base, main_#t~mem94#1.offset, main_#t~mem95#1, main_#t~short96#1, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~malloc99#1.base, main_#t~malloc99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~memset~res104#1.base, main_#t~memset~res104#1.offset, main_#t~mem105#1.base, main_#t~mem105#1.offset, 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~mem114#1, main_#t~mem112#1.base, main_#t~mem112#1.offset, main_#t~mem113#1, main_#t~nondet115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem126#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~nondet127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~pre130#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem132#1, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1, main_#t~post135#1, main_#t~mem139#1, main_#t~mem137#1, main_#t~mem136#1.base, main_#t~mem136#1.offset, main_#t~mem138#1, main_#t~mem140#1, main_#t~post141#1, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~post117#1, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1.base, main_#t~mem146#1.offset, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1, main_#t~post151#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem158#1, main_#t~mem156#1.base, main_#t~mem156#1.offset, main_#t~mem157#1, main_#t~ite161#1, main_#t~mem159#1.base, main_#t~mem159#1.offset, main_#t~mem160#1, main_#t~mem162#1.base, main_#t~mem162#1.offset, main_#t~mem163#1, main_#t~mem164#1.base, main_#t~mem164#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~mem165#1.base, main_#t~mem165#1.offset, main_#t~mem166#1, main_#t~mem5#1, main_#t~post6#1, main_#t~mem7#1, main_#t~mem170#1, main_#t~mem169#1, main_#t~mem171#1, main_#t~mem172#1, main_#t~mem174#1, main_#t~mem173#1, main_#t~mem175#1, main_#t~mem176#1, main_#t~mem178#1, main_#t~mem177#1, main_#t~mem179#1, main_#t~mem180#1, main_#t~nondet181#1, main_#t~nondet182#1, main_#t~nondet183#1, main_#t~nondet184#1, main_#t~nondet185#1, main_#t~nondet186#1, main_#t~nondet187#1, main_#t~nondet188#1, main_#t~nondet189#1, main_#t~switch190#1, main_#t~mem191#1, main_#t~mem192#1, main_#t~mem193#1, main_#t~mem194#1, main_#t~mem195#1, main_#t~mem196#1, main_#t~mem197#1, main_#t~mem198#1, main_#t~mem199#1, main_#t~mem200#1, main_#t~mem201#1, main_#t~nondet202#1, main_#t~nondet203#1, main_#t~nondet204#1, main_#t~nondet205#1, main_#t~nondet206#1, main_#t~nondet207#1, main_#t~nondet208#1, main_#t~nondet209#1, main_#t~nondet210#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem211#1.base, main_#t~mem211#1.offset, main_#t~mem212#1, main_#t~nondet213#1, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1.base, main_#t~mem215#1.offset, main_#t~mem216#1.base, main_#t~mem216#1.offset, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem218#1.base, main_#t~mem218#1.offset, main_#t~mem219#1.base, main_#t~mem219#1.offset, main_#t~mem220#1.base, main_#t~mem220#1.offset, main_#t~mem221#1, main_#t~mem222#1, main_#t~mem223#1, main_#t~short224#1, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~ret226#1, main_#t~mem227#1.base, main_#t~mem227#1.offset, main_#t~mem228#1.base, main_#t~mem228#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~mem230#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem231#1.base, main_#t~mem231#1.offset, main_#t~mem232#1.base, main_#t~mem232#1.offset, main_#t~short233#1, main_#t~mem234#1.base, main_#t~mem234#1.offset, main_#t~mem235#1.base, main_#t~mem235#1.offset, main_#t~mem236#1.base, main_#t~mem236#1.offset, main_#t~mem237#1.base, main_#t~mem237#1.offset, main_#t~mem238#1.base, main_#t~mem238#1.offset, main_#t~mem239#1.base, main_#t~mem239#1.offset, main_#t~mem240#1.base, main_#t~mem240#1.offset, main_#t~mem241#1.base, main_#t~mem241#1.offset, main_#t~mem242#1, main_#t~mem243#1.base, main_#t~mem243#1.offset, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1.base, main_#t~mem245#1.offset, main_#t~mem246#1, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1.base, main_#t~mem249#1.offset, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1, main_#t~mem253#1.base, main_#t~mem253#1.offset, main_#t~mem256#1, main_#t~mem254#1.base, main_#t~mem254#1.offset, main_#t~mem255#1, main_#t~nondet257#1, main_#t~mem258#1.base, main_#t~mem258#1.offset, main_#t~mem259#1.base, main_#t~mem259#1.offset, main_#t~mem260#1, main_#t~post261#1, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1.base, main_#t~mem263#1.offset, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~mem266#1.base, main_#t~mem266#1.offset, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1.base, main_#t~mem268#1.offset, main_#t~mem269#1.base, main_#t~mem269#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem270#1.base, main_#t~mem270#1.offset, main_#t~mem271#1, main_#t~post272#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem273#1.base, main_#t~mem273#1.offset, main_#t~mem274#1, main_#t~mem167#1, main_#t~mem168#1, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 4769#L765-4 [2023-11-12 02:21:58,048 INFO L750 eck$LassoCheckResult]: Loop: 4769#L765-4 call main_#t~mem7#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 4879#L765-1 assume !!(main_#t~mem7#1 < 10);havoc main_#t~mem7#1;call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset; 4946#L767 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 4936#L767-2 call main_#t~mem9#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem9#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem9#1;call main_#t~mem10#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem11#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem10#1 * main_#t~mem11#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem10#1;havoc main_#t~mem11#1; 4798#L772-269 havoc main_~_ha_hashv~0#1; 4799#L772-176 goto; 4816#L772-174 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; 4817#L772-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 4876#L772-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch33#1 := 11 == main_~_hj_k~0#1; 4714#L772-73 assume !main_#t~switch33#1; 4575#L772-75 main_#t~switch33#1 := main_#t~switch33#1 || 10 == main_~_hj_k~0#1; 4576#L772-76 assume !main_#t~switch33#1; 4984#L772-78 main_#t~switch33#1 := main_#t~switch33#1 || 9 == main_~_hj_k~0#1; 4983#L772-79 assume !main_#t~switch33#1; 4982#L772-81 main_#t~switch33#1 := main_#t~switch33#1 || 8 == main_~_hj_k~0#1; 4981#L772-82 assume !main_#t~switch33#1; 4980#L772-84 main_#t~switch33#1 := main_#t~switch33#1 || 7 == main_~_hj_k~0#1; 4979#L772-85 assume !main_#t~switch33#1; 4978#L772-87 main_#t~switch33#1 := main_#t~switch33#1 || 6 == main_~_hj_k~0#1; 4977#L772-88 assume !main_#t~switch33#1; 4976#L772-90 main_#t~switch33#1 := main_#t~switch33#1 || 5 == main_~_hj_k~0#1; 4975#L772-91 assume !main_#t~switch33#1; 4974#L772-93 main_#t~switch33#1 := main_#t~switch33#1 || 4 == main_~_hj_k~0#1; 4760#L772-94 assume main_#t~switch33#1;call main_#t~mem41#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~mem41#1 % 256 % 4294967296);havoc main_#t~mem41#1; 4761#L772-96 main_#t~switch33#1 := main_#t~switch33#1 || 3 == main_~_hj_k~0#1; 4791#L772-97 assume main_#t~switch33#1;call main_#t~mem42#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~mem42#1 % 256 % 4294967296);havoc main_#t~mem42#1; 4970#L772-99 main_#t~switch33#1 := main_#t~switch33#1 || 2 == main_~_hj_k~0#1; 4733#L772-100 assume main_#t~switch33#1;call main_#t~mem43#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~mem43#1 % 256 % 4294967296);havoc main_#t~mem43#1; 4734#L772-102 main_#t~switch33#1 := main_#t~switch33#1 || 1 == main_~_hj_k~0#1; 4963#L772-103 assume main_#t~switch33#1;call main_#t~mem44#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~mem44#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem44#1 % 256 % 4294967296 else main_#t~mem44#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem44#1; 4962#L772-105 havoc main_#t~switch33#1; 4934#L772-171 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; 4935#L772-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet45#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 4956#L772-113 main_~_hj_i~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 4893#L772-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 4515#L772-116 assume 0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296;main_#t~nondet46#1 := main_~_hj_j~0#1; 4516#L772-120 main_~_hj_j~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#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; 4800#L772-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet47#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 4526#L772-127 main_~_ha_hashv~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#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; 4722#L772-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet48#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 4554#L772-134 main_~_hj_i~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 4555#L772-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet49#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 4507#L772-141 main_~_hj_j~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#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; 4922#L772-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet50#1 := main_~_hj_j~0#1 % 4294967296 / 32; 4942#L772-148 main_~_ha_hashv~0#1 := main_#t~nondet50#1;havoc main_#t~nondet50#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; 4914#L772-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet51#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 4548#L772-155 main_~_hj_i~0#1 := main_#t~nondet51#1;havoc main_#t~nondet51#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; 4549#L772-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet52#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 4631#L772-162 main_~_hj_j~0#1 := main_#t~nondet52#1;havoc main_#t~nondet52#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; 4632#L772-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet53#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 4606#L772-169 main_~_ha_hashv~0#1 := main_#t~nondet53#1;havoc main_#t~nondet53#1; 4664#L772-170 goto; 4756#L772-172 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; 4735#L772-173 goto; 4736#L772-175 goto; 4912#L772-266 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); 4913#L772-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);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 write~$Pointer$(main_#t~mem71#1.base, main_#t~mem71#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem71#1.base, main_#t~mem71#1.offset; 4580#L772-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);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, 20 + main_#t~mem74#1.offset, 4);call write~$Pointer$(main_#t~mem73#1.base, main_#t~mem73#1.offset - main_#t~mem75#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1.base, main_#t~mem73#1.offset;havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1;call main_#t~mem76#1.base, main_#t~mem76#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$(main_#t~mem76#1.base, 16 + main_#t~mem76#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem77#1.base, 8 + main_#t~mem77#1.offset, 4);havoc main_#t~mem76#1.base, main_#t~mem76#1.offset;havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;call main_#t~mem78#1.base, main_#t~mem78#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem78#1.base, 16 + main_#t~mem78#1.offset, 4);havoc main_#t~mem78#1.base, main_#t~mem78#1.offset; 4581#L772-193 goto; 4585#L772-264 havoc main_~_ha_bkt~0#1;call main_#t~mem79#1.base, main_#t~mem79#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem80#1 := read~int(main_#t~mem79#1.base, 12 + main_#t~mem79#1.offset, 4);main_#t~post81#1 := main_#t~mem80#1;call write~int(1 + main_#t~post81#1, main_#t~mem79#1.base, 12 + main_#t~mem79#1.offset, 4);havoc main_#t~mem79#1.base, main_#t~mem79#1.offset;havoc main_#t~mem80#1;havoc main_#t~post81#1; 4794#L772-203 call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem83#1 := read~int(main_#t~mem82#1.base, 4 + main_#t~mem82#1.offset, 4); 4785#L772-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem83#1 - 1) % 4294967296;main_#t~nondet84#1 := 0; 4702#L772-201 main_~_ha_bkt~0#1 := main_#t~nondet84#1;havoc main_#t~mem82#1.base, main_#t~mem82#1.offset;havoc main_#t~mem83#1;havoc main_#t~nondet84#1; 4703#L772-202 goto; 4779#L772-261 call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_#t~mem85#1.base, main_#t~mem85#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem86#1.base, main_#t~mem86#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~mem85#1.base, main_#t~mem85#1.offset;havoc main_#t~mem86#1.base, main_#t~mem86#1.offset;call main_#t~mem87#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post88#1 := main_#t~mem87#1;call write~int(1 + main_#t~post88#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem87#1;havoc main_#t~post88#1;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem89#1.base, main_#t~mem89#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem89#1.base, main_#t~mem89#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem90#1.base, main_#t~mem90#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 4780#L772-205 assume main_#t~mem90#1.base != 0 || main_#t~mem90#1.offset != 0;havoc main_#t~mem90#1.base, main_#t~mem90#1.offset;call main_#t~mem91#1.base, main_#t~mem91#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~mem91#1.base, 12 + main_#t~mem91#1.offset, 4);havoc main_#t~mem91#1.base, main_#t~mem91#1.offset; 4666#L772-207 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~mem93#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem92#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short96#1 := main_#t~mem93#1 % 4294967296 >= 10 * (1 + main_#t~mem92#1) % 4294967296; 4667#L772-208 assume main_#t~short96#1;call main_#t~mem94#1.base, main_#t~mem94#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem95#1 := read~int(main_#t~mem94#1.base, 36 + main_#t~mem94#1.offset, 4);main_#t~short96#1 := 0 == main_#t~mem95#1 % 4294967296; 4849#L772-210 assume !main_#t~short96#1;havoc main_#t~mem93#1;havoc main_#t~mem92#1;havoc main_#t~mem94#1.base, main_#t~mem94#1.offset;havoc main_#t~mem95#1;havoc main_#t~short96#1; 4865#L772-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 4866#L772-260 goto; 4818#L772-262 havoc main_~_ha_bkt~0#1; 4819#L772-263 goto; 4927#L772-265 goto; 4877#L772-267 havoc main_~_ha_hashv~0#1; 4853#L772-268 goto; 4573#L772-270 call main_#t~mem165#1.base, main_#t~mem165#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem166#1 := read~int(main_#t~mem165#1.base, 12 + main_#t~mem165#1.offset, 4);assume { :begin_inline_test_int } true;test_int_#in~a#1 := (if main_#t~mem166#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~mem166#1 % 4294967296 % 4294967296 else main_#t~mem166#1 % 4294967296 % 4294967296 - 4294967296);havoc test_int_#t~post3#1, test_int_#t~switch4#1, test_int_~a#1;test_int_~a#1 := test_int_#in~a#1;test_int_#t~post3#1 := ~count_int~0;~count_int~0 := 1 + test_int_#t~post3#1;test_int_#t~switch4#1 := 0 == test_int_#t~post3#1; 4574#L709 assume test_int_#t~switch4#1;assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if 1 == test_int_~a#1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 4675#L702 assume !(0 == __VERIFIER_assert_~cond#1); 4740#L701 havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true; 4513#L708 havoc test_int_#t~post3#1;havoc test_int_#t~switch4#1; 4514#L707 havoc test_int_#t~post3#1, test_int_#t~switch4#1, test_int_~a#1;havoc test_int_#in~a#1;assume { :end_inline_test_int } true;havoc main_#t~mem165#1.base, main_#t~mem165#1.offset;havoc main_#t~mem166#1; 4768#L765-3 call main_#t~mem5#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post6#1 := main_#t~mem5#1;call write~int(1 + main_#t~post6#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem5#1;havoc main_#t~post6#1; 4769#L765-4 [2023-11-12 02:21:58,049 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:21:58,049 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 5 times [2023-11-12 02:21:58,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:21:58,049 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754452479] [2023-11-12 02:21:58,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:21:58,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:21:58,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:21:58,078 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:21:58,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:21:58,095 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:21:58,095 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:21:58,095 INFO L85 PathProgramCache]: Analyzing trace with hash 1926664560, now seen corresponding path program 1 times [2023-11-12 02:21:58,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:21:58,096 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958785053] [2023-11-12 02:21:58,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:21:58,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:21:58,146 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:21:58,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1536127753] [2023-11-12 02:21:58,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:21:58,146 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:21:58,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ca3ed-b4c5-4603-8723-6419249eb725/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:21:58,150 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ca3ed-b4c5-4603-8723-6419249eb725/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:21:58,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ca3ed-b4c5-4603-8723-6419249eb725/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-12 02:21:58,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:21:58,589 INFO L262 TraceCheckSpWp]: Trace formula consists of 543 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-12 02:21:58,593 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:21:58,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:21:58,840 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:21:58,840 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:21:58,840 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1958785053] [2023-11-12 02:21:58,840 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-12 02:21:58,840 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1536127753] [2023-11-12 02:21:58,840 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1536127753] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:21:58,841 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:21:58,841 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-12 02:21:58,841 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [315389174] [2023-11-12 02:21:58,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:21:58,842 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-12 02:21:58,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:21:58,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-12 02:21:58,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-12 02:21:58,843 INFO L87 Difference]: Start difference. First operand 482 states and 685 transitions. cyclomatic complexity: 206 Second operand has 7 states, 7 states have (on average 11.857142857142858) internal successors, (83), 7 states have internal predecessors, (83), 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) [2023-11-12 02:21:59,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:21:59,834 INFO L93 Difference]: Finished difference Result 493 states and 701 transitions. [2023-11-12 02:21:59,834 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 493 states and 701 transitions. [2023-11-12 02:21:59,846 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 486 [2023-11-12 02:21:59,852 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 493 states to 493 states and 701 transitions. [2023-11-12 02:21:59,852 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 493 [2023-11-12 02:21:59,853 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 493 [2023-11-12 02:21:59,853 INFO L73 IsDeterministic]: Start isDeterministic. Operand 493 states and 701 transitions. [2023-11-12 02:21:59,854 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-12 02:21:59,854 INFO L218 hiAutomatonCegarLoop]: Abstraction has 493 states and 701 transitions. [2023-11-12 02:21:59,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 493 states and 701 transitions. [2023-11-12 02:21:59,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 493 to 490. [2023-11-12 02:21:59,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 490 states, 486 states have (on average 1.4218106995884774) internal successors, (691), 485 states have internal predecessors, (691), 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) [2023-11-12 02:21:59,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 490 states and 697 transitions. [2023-11-12 02:21:59,868 INFO L240 hiAutomatonCegarLoop]: Abstraction has 490 states and 697 transitions. [2023-11-12 02:21:59,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-12 02:21:59,869 INFO L428 stractBuchiCegarLoop]: Abstraction has 490 states and 697 transitions. [2023-11-12 02:21:59,869 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2023-11-12 02:21:59,869 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 490 states and 697 transitions. [2023-11-12 02:21:59,872 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 483 [2023-11-12 02:21:59,872 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:21:59,872 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:21:59,873 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-12 02:21:59,873 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, 1, 1, 1, 1, 1] [2023-11-12 02:21:59,873 INFO L748 eck$LassoCheckResult]: Stem: 5978#$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~0 := 0; 5979#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~mem21#1, main_#t~mem20#1, main_#t~mem22#1, main_#t~mem23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~switch33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~mem40#1, main_#t~mem41#1, main_#t~mem42#1, main_#t~mem43#1, main_#t~mem44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#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~malloc54#1.base, main_#t~malloc54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~memset~res57#1.base, main_#t~memset~res57#1.offset, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~malloc63#1.base, main_#t~malloc63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~memset~res70#1.base, main_#t~memset~res70#1.offset, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1.base, main_#t~mem79#1.offset, main_#t~mem80#1, main_#t~post81#1, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~nondet84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1, main_#t~post88#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem93#1, main_#t~mem92#1, main_#t~mem94#1.base, main_#t~mem94#1.offset, main_#t~mem95#1, main_#t~short96#1, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~malloc99#1.base, main_#t~malloc99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~memset~res104#1.base, main_#t~memset~res104#1.offset, main_#t~mem105#1.base, main_#t~mem105#1.offset, 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~mem114#1, main_#t~mem112#1.base, main_#t~mem112#1.offset, main_#t~mem113#1, main_#t~nondet115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem126#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~nondet127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~pre130#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem132#1, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1, main_#t~post135#1, main_#t~mem139#1, main_#t~mem137#1, main_#t~mem136#1.base, main_#t~mem136#1.offset, main_#t~mem138#1, main_#t~mem140#1, main_#t~post141#1, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~post117#1, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1.base, main_#t~mem146#1.offset, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1, main_#t~post151#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem158#1, main_#t~mem156#1.base, main_#t~mem156#1.offset, main_#t~mem157#1, main_#t~ite161#1, main_#t~mem159#1.base, main_#t~mem159#1.offset, main_#t~mem160#1, main_#t~mem162#1.base, main_#t~mem162#1.offset, main_#t~mem163#1, main_#t~mem164#1.base, main_#t~mem164#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~mem165#1.base, main_#t~mem165#1.offset, main_#t~mem166#1, main_#t~mem5#1, main_#t~post6#1, main_#t~mem7#1, main_#t~mem170#1, main_#t~mem169#1, main_#t~mem171#1, main_#t~mem172#1, main_#t~mem174#1, main_#t~mem173#1, main_#t~mem175#1, main_#t~mem176#1, main_#t~mem178#1, main_#t~mem177#1, main_#t~mem179#1, main_#t~mem180#1, main_#t~nondet181#1, main_#t~nondet182#1, main_#t~nondet183#1, main_#t~nondet184#1, main_#t~nondet185#1, main_#t~nondet186#1, main_#t~nondet187#1, main_#t~nondet188#1, main_#t~nondet189#1, main_#t~switch190#1, main_#t~mem191#1, main_#t~mem192#1, main_#t~mem193#1, main_#t~mem194#1, main_#t~mem195#1, main_#t~mem196#1, main_#t~mem197#1, main_#t~mem198#1, main_#t~mem199#1, main_#t~mem200#1, main_#t~mem201#1, main_#t~nondet202#1, main_#t~nondet203#1, main_#t~nondet204#1, main_#t~nondet205#1, main_#t~nondet206#1, main_#t~nondet207#1, main_#t~nondet208#1, main_#t~nondet209#1, main_#t~nondet210#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem211#1.base, main_#t~mem211#1.offset, main_#t~mem212#1, main_#t~nondet213#1, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1.base, main_#t~mem215#1.offset, main_#t~mem216#1.base, main_#t~mem216#1.offset, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem218#1.base, main_#t~mem218#1.offset, main_#t~mem219#1.base, main_#t~mem219#1.offset, main_#t~mem220#1.base, main_#t~mem220#1.offset, main_#t~mem221#1, main_#t~mem222#1, main_#t~mem223#1, main_#t~short224#1, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~ret226#1, main_#t~mem227#1.base, main_#t~mem227#1.offset, main_#t~mem228#1.base, main_#t~mem228#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~mem230#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem231#1.base, main_#t~mem231#1.offset, main_#t~mem232#1.base, main_#t~mem232#1.offset, main_#t~short233#1, main_#t~mem234#1.base, main_#t~mem234#1.offset, main_#t~mem235#1.base, main_#t~mem235#1.offset, main_#t~mem236#1.base, main_#t~mem236#1.offset, main_#t~mem237#1.base, main_#t~mem237#1.offset, main_#t~mem238#1.base, main_#t~mem238#1.offset, main_#t~mem239#1.base, main_#t~mem239#1.offset, main_#t~mem240#1.base, main_#t~mem240#1.offset, main_#t~mem241#1.base, main_#t~mem241#1.offset, main_#t~mem242#1, main_#t~mem243#1.base, main_#t~mem243#1.offset, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1.base, main_#t~mem245#1.offset, main_#t~mem246#1, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1.base, main_#t~mem249#1.offset, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1, main_#t~mem253#1.base, main_#t~mem253#1.offset, main_#t~mem256#1, main_#t~mem254#1.base, main_#t~mem254#1.offset, main_#t~mem255#1, main_#t~nondet257#1, main_#t~mem258#1.base, main_#t~mem258#1.offset, main_#t~mem259#1.base, main_#t~mem259#1.offset, main_#t~mem260#1, main_#t~post261#1, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1.base, main_#t~mem263#1.offset, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~mem266#1.base, main_#t~mem266#1.offset, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1.base, main_#t~mem268#1.offset, main_#t~mem269#1.base, main_#t~mem269#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem270#1.base, main_#t~mem270#1.offset, main_#t~mem271#1, main_#t~post272#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem273#1.base, main_#t~mem273#1.offset, main_#t~mem274#1, main_#t~mem167#1, main_#t~mem168#1, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 6001#L765-4 [2023-11-12 02:21:59,873 INFO L750 eck$LassoCheckResult]: Loop: 6001#L765-4 call main_#t~mem7#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 6110#L765-1 assume !!(main_#t~mem7#1 < 10);havoc main_#t~mem7#1;call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset; 6175#L767 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 6165#L767-2 call main_#t~mem9#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem9#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem9#1;call main_#t~mem10#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem11#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem10#1 * main_#t~mem11#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem10#1;havoc main_#t~mem11#1; 6030#L772-269 havoc main_~_ha_hashv~0#1; 6031#L772-176 goto; 6047#L772-174 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; 6048#L772-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 6228#L772-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch33#1 := 11 == main_~_hj_k~0#1; 6227#L772-73 assume !main_#t~switch33#1; 6226#L772-75 main_#t~switch33#1 := main_#t~switch33#1 || 10 == main_~_hj_k~0#1; 6225#L772-76 assume !main_#t~switch33#1; 6224#L772-78 main_#t~switch33#1 := main_#t~switch33#1 || 9 == main_~_hj_k~0#1; 6223#L772-79 assume !main_#t~switch33#1; 6222#L772-81 main_#t~switch33#1 := main_#t~switch33#1 || 8 == main_~_hj_k~0#1; 6221#L772-82 assume !main_#t~switch33#1; 6220#L772-84 main_#t~switch33#1 := main_#t~switch33#1 || 7 == main_~_hj_k~0#1; 6219#L772-85 assume !main_#t~switch33#1; 6218#L772-87 main_#t~switch33#1 := main_#t~switch33#1 || 6 == main_~_hj_k~0#1; 6217#L772-88 assume !main_#t~switch33#1; 6216#L772-90 main_#t~switch33#1 := main_#t~switch33#1 || 5 == main_~_hj_k~0#1; 6212#L772-91 assume !main_#t~switch33#1; 6211#L772-93 main_#t~switch33#1 := main_#t~switch33#1 || 4 == main_~_hj_k~0#1; 6210#L772-94 assume !main_#t~switch33#1; 6208#L772-96 main_#t~switch33#1 := main_#t~switch33#1 || 3 == main_~_hj_k~0#1; 6206#L772-97 assume !main_#t~switch33#1; 6204#L772-99 main_#t~switch33#1 := main_#t~switch33#1 || 2 == main_~_hj_k~0#1; 6202#L772-100 assume !main_#t~switch33#1; 6200#L772-102 main_#t~switch33#1 := main_#t~switch33#1 || 1 == main_~_hj_k~0#1; 6199#L772-103 assume main_#t~switch33#1;call main_#t~mem44#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~mem44#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem44#1 % 256 % 4294967296 else main_#t~mem44#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem44#1; 6065#L772-105 havoc main_#t~switch33#1; 6066#L772-171 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; 6161#L772-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet45#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 6162#L772-113 main_~_hj_i~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 6125#L772-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 6126#L772-116 assume 0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296;main_#t~nondet46#1 := main_~_hj_j~0#1; 5749#L772-120 main_~_hj_j~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#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; 6032#L772-121 assume !(0 == main_~_ha_hashv~0#1 % 4294967296); 5758#L772-123 assume 0 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296;main_#t~nondet47#1 := main_~_ha_hashv~0#1; 5759#L772-127 main_~_ha_hashv~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#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; 5954#L772-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet48#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 5787#L772-134 main_~_hj_i~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 5788#L772-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet49#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 5740#L772-141 main_~_hj_j~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#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; 6154#L772-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet50#1 := main_~_hj_j~0#1 % 4294967296 / 32; 6171#L772-148 main_~_ha_hashv~0#1 := main_#t~nondet50#1;havoc main_#t~nondet50#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; 6146#L772-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet51#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 5781#L772-155 main_~_hj_i~0#1 := main_#t~nondet51#1;havoc main_#t~nondet51#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; 5782#L772-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet52#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 5863#L772-162 main_~_hj_j~0#1 := main_#t~nondet52#1;havoc main_#t~nondet52#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; 5864#L772-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet53#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 5838#L772-169 main_~_ha_hashv~0#1 := main_#t~nondet53#1;havoc main_#t~nondet53#1; 5897#L772-170 goto; 5988#L772-172 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; 5967#L772-173 goto; 5968#L772-175 goto; 6144#L772-266 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); 6145#L772-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);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 write~$Pointer$(main_#t~mem71#1.base, main_#t~mem71#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem71#1.base, main_#t~mem71#1.offset; 5813#L772-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);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, 20 + main_#t~mem74#1.offset, 4);call write~$Pointer$(main_#t~mem73#1.base, main_#t~mem73#1.offset - main_#t~mem75#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1.base, main_#t~mem73#1.offset;havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1;call main_#t~mem76#1.base, main_#t~mem76#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$(main_#t~mem76#1.base, 16 + main_#t~mem76#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem77#1.base, 8 + main_#t~mem77#1.offset, 4);havoc main_#t~mem76#1.base, main_#t~mem76#1.offset;havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;call main_#t~mem78#1.base, main_#t~mem78#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem78#1.base, 16 + main_#t~mem78#1.offset, 4);havoc main_#t~mem78#1.base, main_#t~mem78#1.offset; 5814#L772-193 goto; 5820#L772-264 havoc main_~_ha_bkt~0#1;call main_#t~mem79#1.base, main_#t~mem79#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem80#1 := read~int(main_#t~mem79#1.base, 12 + main_#t~mem79#1.offset, 4);main_#t~post81#1 := main_#t~mem80#1;call write~int(1 + main_#t~post81#1, main_#t~mem79#1.base, 12 + main_#t~mem79#1.offset, 4);havoc main_#t~mem79#1.base, main_#t~mem79#1.offset;havoc main_#t~mem80#1;havoc main_#t~post81#1; 6026#L772-203 call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem83#1 := read~int(main_#t~mem82#1.base, 4 + main_#t~mem82#1.offset, 4); 6019#L772-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem83#1 - 1) % 4294967296;main_#t~nondet84#1 := 0; 5934#L772-201 main_~_ha_bkt~0#1 := main_#t~nondet84#1;havoc main_#t~mem82#1.base, main_#t~mem82#1.offset;havoc main_#t~mem83#1;havoc main_#t~nondet84#1; 5935#L772-202 goto; 6012#L772-261 call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_#t~mem85#1.base, main_#t~mem85#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem86#1.base, main_#t~mem86#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~mem85#1.base, main_#t~mem85#1.offset;havoc main_#t~mem86#1.base, main_#t~mem86#1.offset;call main_#t~mem87#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post88#1 := main_#t~mem87#1;call write~int(1 + main_#t~post88#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem87#1;havoc main_#t~post88#1;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem89#1.base, main_#t~mem89#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem89#1.base, main_#t~mem89#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem90#1.base, main_#t~mem90#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 6013#L772-205 assume main_#t~mem90#1.base != 0 || main_#t~mem90#1.offset != 0;havoc main_#t~mem90#1.base, main_#t~mem90#1.offset;call main_#t~mem91#1.base, main_#t~mem91#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~mem91#1.base, 12 + main_#t~mem91#1.offset, 4);havoc main_#t~mem91#1.base, main_#t~mem91#1.offset; 5898#L772-207 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~mem93#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem92#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short96#1 := main_#t~mem93#1 % 4294967296 >= 10 * (1 + main_#t~mem92#1) % 4294967296; 5899#L772-208 assume main_#t~short96#1;call main_#t~mem94#1.base, main_#t~mem94#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem95#1 := read~int(main_#t~mem94#1.base, 36 + main_#t~mem94#1.offset, 4);main_#t~short96#1 := 0 == main_#t~mem95#1 % 4294967296; 6081#L772-210 assume !main_#t~short96#1;havoc main_#t~mem93#1;havoc main_#t~mem92#1;havoc main_#t~mem94#1.base, main_#t~mem94#1.offset;havoc main_#t~mem95#1;havoc main_#t~short96#1; 6097#L772-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 6098#L772-260 goto; 6049#L772-262 havoc main_~_ha_bkt~0#1; 6050#L772-263 goto; 6159#L772-265 goto; 6109#L772-267 havoc main_~_ha_hashv~0#1; 6084#L772-268 goto; 5806#L772-270 call main_#t~mem165#1.base, main_#t~mem165#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem166#1 := read~int(main_#t~mem165#1.base, 12 + main_#t~mem165#1.offset, 4);assume { :begin_inline_test_int } true;test_int_#in~a#1 := (if main_#t~mem166#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~mem166#1 % 4294967296 % 4294967296 else main_#t~mem166#1 % 4294967296 % 4294967296 - 4294967296);havoc test_int_#t~post3#1, test_int_#t~switch4#1, test_int_~a#1;test_int_~a#1 := test_int_#in~a#1;test_int_#t~post3#1 := ~count_int~0;~count_int~0 := 1 + test_int_#t~post3#1;test_int_#t~switch4#1 := 0 == test_int_#t~post3#1; 5807#L709 assume test_int_#t~switch4#1;assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if 1 == test_int_~a#1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 5907#L702 assume !(0 == __VERIFIER_assert_~cond#1); 5972#L701 havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true; 5746#L708 havoc test_int_#t~post3#1;havoc test_int_#t~switch4#1; 5747#L707 havoc test_int_#t~post3#1, test_int_#t~switch4#1, test_int_~a#1;havoc test_int_#in~a#1;assume { :end_inline_test_int } true;havoc main_#t~mem165#1.base, main_#t~mem165#1.offset;havoc main_#t~mem166#1; 6000#L765-3 call main_#t~mem5#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post6#1 := main_#t~mem5#1;call write~int(1 + main_#t~post6#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem5#1;havoc main_#t~post6#1; 6001#L765-4 [2023-11-12 02:21:59,874 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:21:59,874 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 6 times [2023-11-12 02:21:59,874 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:21:59,874 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1092778257] [2023-11-12 02:21:59,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:21:59,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:21:59,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:21:59,901 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:21:59,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:21:59,934 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:21:59,942 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:21:59,943 INFO L85 PathProgramCache]: Analyzing trace with hash -722481256, now seen corresponding path program 1 times [2023-11-12 02:21:59,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:21:59,946 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2143817018] [2023-11-12 02:21:59,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:21:59,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:22:00,025 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:22:00,025 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [946595281] [2023-11-12 02:22:00,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:22:00,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:22:00,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ca3ed-b4c5-4603-8723-6419249eb725/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:22:00,032 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ca3ed-b4c5-4603-8723-6419249eb725/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:22:00,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ca3ed-b4c5-4603-8723-6419249eb725/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-12 02:22:00,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:22:00,342 INFO L262 TraceCheckSpWp]: Trace formula consists of 526 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-12 02:22:00,345 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:22:00,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:22:00,405 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:22:00,405 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:22:00,405 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2143817018] [2023-11-12 02:22:00,405 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-12 02:22:00,405 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [946595281] [2023-11-12 02:22:00,405 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [946595281] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:22:00,406 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:22:00,406 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-12 02:22:00,406 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1433014251] [2023-11-12 02:22:00,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:22:00,406 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-12 02:22:00,407 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:22:00,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-12 02:22:00,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-12 02:22:00,407 INFO L87 Difference]: Start difference. First operand 490 states and 697 transitions. cyclomatic complexity: 210 Second operand has 5 states, 5 states have (on average 16.8) internal successors, (84), 5 states have internal predecessors, (84), 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) [2023-11-12 02:22:00,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:22:00,553 INFO L93 Difference]: Finished difference Result 563 states and 816 transitions. [2023-11-12 02:22:00,553 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 563 states and 816 transitions. [2023-11-12 02:22:00,558 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 556 [2023-11-12 02:22:00,564 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 563 states to 563 states and 816 transitions. [2023-11-12 02:22:00,564 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 563 [2023-11-12 02:22:00,565 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 563 [2023-11-12 02:22:00,565 INFO L73 IsDeterministic]: Start isDeterministic. Operand 563 states and 816 transitions. [2023-11-12 02:22:00,566 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-12 02:22:00,566 INFO L218 hiAutomatonCegarLoop]: Abstraction has 563 states and 816 transitions. [2023-11-12 02:22:00,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 563 states and 816 transitions. [2023-11-12 02:22:00,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 563 to 490. [2023-11-12 02:22:00,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 490 states, 486 states have (on average 1.4156378600823045) internal successors, (688), 485 states have internal predecessors, (688), 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) [2023-11-12 02:22:00,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 490 states and 694 transitions. [2023-11-12 02:22:00,579 INFO L240 hiAutomatonCegarLoop]: Abstraction has 490 states and 694 transitions. [2023-11-12 02:22:00,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-12 02:22:00,580 INFO L428 stractBuchiCegarLoop]: Abstraction has 490 states and 694 transitions. [2023-11-12 02:22:00,580 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2023-11-12 02:22:00,581 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 490 states and 694 transitions. [2023-11-12 02:22:00,583 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 483 [2023-11-12 02:22:00,583 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:22:00,584 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:22:00,584 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-12 02:22:00,584 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, 1, 1, 1, 1, 1] [2023-11-12 02:22:00,585 INFO L748 eck$LassoCheckResult]: Stem: 7289#$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~0 := 0; 7290#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~mem21#1, main_#t~mem20#1, main_#t~mem22#1, main_#t~mem23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~switch33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~mem40#1, main_#t~mem41#1, main_#t~mem42#1, main_#t~mem43#1, main_#t~mem44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#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~malloc54#1.base, main_#t~malloc54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~memset~res57#1.base, main_#t~memset~res57#1.offset, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~malloc63#1.base, main_#t~malloc63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~memset~res70#1.base, main_#t~memset~res70#1.offset, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1.base, main_#t~mem79#1.offset, main_#t~mem80#1, main_#t~post81#1, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~nondet84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1, main_#t~post88#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem93#1, main_#t~mem92#1, main_#t~mem94#1.base, main_#t~mem94#1.offset, main_#t~mem95#1, main_#t~short96#1, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~malloc99#1.base, main_#t~malloc99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~memset~res104#1.base, main_#t~memset~res104#1.offset, main_#t~mem105#1.base, main_#t~mem105#1.offset, 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~mem114#1, main_#t~mem112#1.base, main_#t~mem112#1.offset, main_#t~mem113#1, main_#t~nondet115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem126#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~nondet127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~pre130#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem132#1, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1, main_#t~post135#1, main_#t~mem139#1, main_#t~mem137#1, main_#t~mem136#1.base, main_#t~mem136#1.offset, main_#t~mem138#1, main_#t~mem140#1, main_#t~post141#1, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~post117#1, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1.base, main_#t~mem146#1.offset, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1, main_#t~post151#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem158#1, main_#t~mem156#1.base, main_#t~mem156#1.offset, main_#t~mem157#1, main_#t~ite161#1, main_#t~mem159#1.base, main_#t~mem159#1.offset, main_#t~mem160#1, main_#t~mem162#1.base, main_#t~mem162#1.offset, main_#t~mem163#1, main_#t~mem164#1.base, main_#t~mem164#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~mem165#1.base, main_#t~mem165#1.offset, main_#t~mem166#1, main_#t~mem5#1, main_#t~post6#1, main_#t~mem7#1, main_#t~mem170#1, main_#t~mem169#1, main_#t~mem171#1, main_#t~mem172#1, main_#t~mem174#1, main_#t~mem173#1, main_#t~mem175#1, main_#t~mem176#1, main_#t~mem178#1, main_#t~mem177#1, main_#t~mem179#1, main_#t~mem180#1, main_#t~nondet181#1, main_#t~nondet182#1, main_#t~nondet183#1, main_#t~nondet184#1, main_#t~nondet185#1, main_#t~nondet186#1, main_#t~nondet187#1, main_#t~nondet188#1, main_#t~nondet189#1, main_#t~switch190#1, main_#t~mem191#1, main_#t~mem192#1, main_#t~mem193#1, main_#t~mem194#1, main_#t~mem195#1, main_#t~mem196#1, main_#t~mem197#1, main_#t~mem198#1, main_#t~mem199#1, main_#t~mem200#1, main_#t~mem201#1, main_#t~nondet202#1, main_#t~nondet203#1, main_#t~nondet204#1, main_#t~nondet205#1, main_#t~nondet206#1, main_#t~nondet207#1, main_#t~nondet208#1, main_#t~nondet209#1, main_#t~nondet210#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem211#1.base, main_#t~mem211#1.offset, main_#t~mem212#1, main_#t~nondet213#1, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1.base, main_#t~mem215#1.offset, main_#t~mem216#1.base, main_#t~mem216#1.offset, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem218#1.base, main_#t~mem218#1.offset, main_#t~mem219#1.base, main_#t~mem219#1.offset, main_#t~mem220#1.base, main_#t~mem220#1.offset, main_#t~mem221#1, main_#t~mem222#1, main_#t~mem223#1, main_#t~short224#1, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~ret226#1, main_#t~mem227#1.base, main_#t~mem227#1.offset, main_#t~mem228#1.base, main_#t~mem228#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~mem230#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem231#1.base, main_#t~mem231#1.offset, main_#t~mem232#1.base, main_#t~mem232#1.offset, main_#t~short233#1, main_#t~mem234#1.base, main_#t~mem234#1.offset, main_#t~mem235#1.base, main_#t~mem235#1.offset, main_#t~mem236#1.base, main_#t~mem236#1.offset, main_#t~mem237#1.base, main_#t~mem237#1.offset, main_#t~mem238#1.base, main_#t~mem238#1.offset, main_#t~mem239#1.base, main_#t~mem239#1.offset, main_#t~mem240#1.base, main_#t~mem240#1.offset, main_#t~mem241#1.base, main_#t~mem241#1.offset, main_#t~mem242#1, main_#t~mem243#1.base, main_#t~mem243#1.offset, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1.base, main_#t~mem245#1.offset, main_#t~mem246#1, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1.base, main_#t~mem249#1.offset, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1, main_#t~mem253#1.base, main_#t~mem253#1.offset, main_#t~mem256#1, main_#t~mem254#1.base, main_#t~mem254#1.offset, main_#t~mem255#1, main_#t~nondet257#1, main_#t~mem258#1.base, main_#t~mem258#1.offset, main_#t~mem259#1.base, main_#t~mem259#1.offset, main_#t~mem260#1, main_#t~post261#1, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1.base, main_#t~mem263#1.offset, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~mem266#1.base, main_#t~mem266#1.offset, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1.base, main_#t~mem268#1.offset, main_#t~mem269#1.base, main_#t~mem269#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem270#1.base, main_#t~mem270#1.offset, main_#t~mem271#1, main_#t~post272#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem273#1.base, main_#t~mem273#1.offset, main_#t~mem274#1, main_#t~mem167#1, main_#t~mem168#1, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 7312#L765-4 [2023-11-12 02:22:00,585 INFO L750 eck$LassoCheckResult]: Loop: 7312#L765-4 call main_#t~mem7#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 7424#L765-1 assume !!(main_#t~mem7#1 < 10);havoc main_#t~mem7#1;call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset; 7490#L767 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 7480#L767-2 call main_#t~mem9#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem9#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem9#1;call main_#t~mem10#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem11#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem10#1 * main_#t~mem11#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem10#1;havoc main_#t~mem11#1; 7341#L772-269 havoc main_~_ha_hashv~0#1; 7342#L772-176 goto; 7358#L772-174 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; 7359#L772-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 7422#L772-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch33#1 := 11 == main_~_hj_k~0#1; 7257#L772-73 assume !main_#t~switch33#1; 7118#L772-75 main_#t~switch33#1 := main_#t~switch33#1 || 10 == main_~_hj_k~0#1; 7119#L772-76 assume !main_#t~switch33#1; 7397#L772-78 main_#t~switch33#1 := main_#t~switch33#1 || 9 == main_~_hj_k~0#1; 7398#L772-79 assume !main_#t~switch33#1; 7528#L772-81 main_#t~switch33#1 := main_#t~switch33#1 || 8 == main_~_hj_k~0#1; 7527#L772-82 assume !main_#t~switch33#1; 7408#L772-84 main_#t~switch33#1 := main_#t~switch33#1 || 7 == main_~_hj_k~0#1; 7409#L772-85 assume !main_#t~switch33#1; 7452#L772-87 main_#t~switch33#1 := main_#t~switch33#1 || 6 == main_~_hj_k~0#1; 7441#L772-88 assume !main_#t~switch33#1; 7442#L772-90 main_#t~switch33#1 := main_#t~switch33#1 || 5 == main_~_hj_k~0#1; 7241#L772-91 assume !main_#t~switch33#1; 7242#L772-93 main_#t~switch33#1 := main_#t~switch33#1 || 4 == main_~_hj_k~0#1; 7306#L772-94 assume main_#t~switch33#1;call main_#t~mem41#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~mem41#1 % 256 % 4294967296);havoc main_#t~mem41#1; 7307#L772-96 main_#t~switch33#1 := main_#t~switch33#1 || 3 == main_~_hj_k~0#1; 7538#L772-97 assume main_#t~switch33#1;call main_#t~mem42#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~mem42#1 % 256 % 4294967296);havoc main_#t~mem42#1; 7537#L772-99 main_#t~switch33#1 := main_#t~switch33#1 || 2 == main_~_hj_k~0#1; 7536#L772-100 assume main_#t~switch33#1;call main_#t~mem43#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~mem43#1 % 256 % 4294967296);havoc main_#t~mem43#1; 7535#L772-102 main_#t~switch33#1 := main_#t~switch33#1 || 1 == main_~_hj_k~0#1; 7534#L772-103 assume main_#t~switch33#1;call main_#t~mem44#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~mem44#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem44#1 % 256 % 4294967296 else main_#t~mem44#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem44#1; 7376#L772-105 havoc main_#t~switch33#1; 7377#L772-171 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; 7476#L772-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet45#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 7477#L772-113 main_~_hj_i~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 7439#L772-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 7440#L772-116 assume 0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296;main_#t~nondet46#1 := main_~_hj_j~0#1; 7059#L772-120 main_~_hj_j~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#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; 7343#L772-121 assume !(0 == main_~_ha_hashv~0#1 % 4294967296); 7068#L772-123 assume 0 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296;main_#t~nondet47#1 := main_~_ha_hashv~0#1; 7069#L772-127 main_~_ha_hashv~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#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; 7265#L772-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet48#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 7097#L772-134 main_~_hj_i~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 7098#L772-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet49#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 7050#L772-141 main_~_hj_j~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 7468#L772-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet50#1 := main_~_hj_j~0#1 % 4294967296 / 32; 7486#L772-148 main_~_ha_hashv~0#1 := main_#t~nondet50#1;havoc main_#t~nondet50#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; 7460#L772-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet51#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 7091#L772-155 main_~_hj_i~0#1 := main_#t~nondet51#1;havoc main_#t~nondet51#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; 7092#L772-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet52#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 7174#L772-162 main_~_hj_j~0#1 := main_#t~nondet52#1;havoc main_#t~nondet52#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; 7175#L772-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet53#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 7149#L772-169 main_~_ha_hashv~0#1 := main_#t~nondet53#1;havoc main_#t~nondet53#1; 7208#L772-170 goto; 7299#L772-172 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; 7278#L772-173 goto; 7279#L772-175 goto; 7458#L772-266 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); 7459#L772-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);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 write~$Pointer$(main_#t~mem71#1.base, main_#t~mem71#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem71#1.base, main_#t~mem71#1.offset; 7123#L772-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);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, 20 + main_#t~mem74#1.offset, 4);call write~$Pointer$(main_#t~mem73#1.base, main_#t~mem73#1.offset - main_#t~mem75#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1.base, main_#t~mem73#1.offset;havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1;call main_#t~mem76#1.base, main_#t~mem76#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$(main_#t~mem76#1.base, 16 + main_#t~mem76#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem77#1.base, 8 + main_#t~mem77#1.offset, 4);havoc main_#t~mem76#1.base, main_#t~mem76#1.offset;havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;call main_#t~mem78#1.base, main_#t~mem78#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem78#1.base, 16 + main_#t~mem78#1.offset, 4);havoc main_#t~mem78#1.base, main_#t~mem78#1.offset; 7124#L772-193 goto; 7130#L772-264 havoc main_~_ha_bkt~0#1;call main_#t~mem79#1.base, main_#t~mem79#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem80#1 := read~int(main_#t~mem79#1.base, 12 + main_#t~mem79#1.offset, 4);main_#t~post81#1 := main_#t~mem80#1;call write~int(1 + main_#t~post81#1, main_#t~mem79#1.base, 12 + main_#t~mem79#1.offset, 4);havoc main_#t~mem79#1.base, main_#t~mem79#1.offset;havoc main_#t~mem80#1;havoc main_#t~post81#1; 7337#L772-203 call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem83#1 := read~int(main_#t~mem82#1.base, 4 + main_#t~mem82#1.offset, 4); 7330#L772-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem83#1 - 1) % 4294967296;main_#t~nondet84#1 := 0; 7245#L772-201 main_~_ha_bkt~0#1 := main_#t~nondet84#1;havoc main_#t~mem82#1.base, main_#t~mem82#1.offset;havoc main_#t~mem83#1;havoc main_#t~nondet84#1; 7246#L772-202 goto; 7323#L772-261 call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_#t~mem85#1.base, main_#t~mem85#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem86#1.base, main_#t~mem86#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~mem85#1.base, main_#t~mem85#1.offset;havoc main_#t~mem86#1.base, main_#t~mem86#1.offset;call main_#t~mem87#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post88#1 := main_#t~mem87#1;call write~int(1 + main_#t~post88#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem87#1;havoc main_#t~post88#1;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem89#1.base, main_#t~mem89#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem89#1.base, main_#t~mem89#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem90#1.base, main_#t~mem90#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 7324#L772-205 assume main_#t~mem90#1.base != 0 || main_#t~mem90#1.offset != 0;havoc main_#t~mem90#1.base, main_#t~mem90#1.offset;call main_#t~mem91#1.base, main_#t~mem91#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~mem91#1.base, 12 + main_#t~mem91#1.offset, 4);havoc main_#t~mem91#1.base, main_#t~mem91#1.offset; 7209#L772-207 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~mem93#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem92#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short96#1 := main_#t~mem93#1 % 4294967296 >= 10 * (1 + main_#t~mem92#1) % 4294967296; 7210#L772-208 assume main_#t~short96#1;call main_#t~mem94#1.base, main_#t~mem94#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem95#1 := read~int(main_#t~mem94#1.base, 36 + main_#t~mem94#1.offset, 4);main_#t~short96#1 := 0 == main_#t~mem95#1 % 4294967296; 7392#L772-210 assume !main_#t~short96#1;havoc main_#t~mem93#1;havoc main_#t~mem92#1;havoc main_#t~mem94#1.base, main_#t~mem94#1.offset;havoc main_#t~mem95#1;havoc main_#t~short96#1; 7410#L772-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 7411#L772-260 goto; 7360#L772-262 havoc main_~_ha_bkt~0#1; 7361#L772-263 goto; 7474#L772-265 goto; 7423#L772-267 havoc main_~_ha_hashv~0#1; 7395#L772-268 goto; 7116#L772-270 call main_#t~mem165#1.base, main_#t~mem165#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem166#1 := read~int(main_#t~mem165#1.base, 12 + main_#t~mem165#1.offset, 4);assume { :begin_inline_test_int } true;test_int_#in~a#1 := (if main_#t~mem166#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~mem166#1 % 4294967296 % 4294967296 else main_#t~mem166#1 % 4294967296 % 4294967296 - 4294967296);havoc test_int_#t~post3#1, test_int_#t~switch4#1, test_int_~a#1;test_int_~a#1 := test_int_#in~a#1;test_int_#t~post3#1 := ~count_int~0;~count_int~0 := 1 + test_int_#t~post3#1;test_int_#t~switch4#1 := 0 == test_int_#t~post3#1; 7117#L709 assume test_int_#t~switch4#1;assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if 1 == test_int_~a#1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 7218#L702 assume !(0 == __VERIFIER_assert_~cond#1); 7283#L701 havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true; 7056#L708 havoc test_int_#t~post3#1;havoc test_int_#t~switch4#1; 7057#L707 havoc test_int_#t~post3#1, test_int_#t~switch4#1, test_int_~a#1;havoc test_int_#in~a#1;assume { :end_inline_test_int } true;havoc main_#t~mem165#1.base, main_#t~mem165#1.offset;havoc main_#t~mem166#1; 7311#L765-3 call main_#t~mem5#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post6#1 := main_#t~mem5#1;call write~int(1 + main_#t~post6#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem5#1;havoc main_#t~post6#1; 7312#L765-4 [2023-11-12 02:22:00,586 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:22:00,586 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 7 times [2023-11-12 02:22:00,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:22:00,586 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1025144967] [2023-11-12 02:22:00,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:22:00,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:22:00,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:22:00,599 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:22:00,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:22:00,614 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:22:00,615 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:22:00,615 INFO L85 PathProgramCache]: Analyzing trace with hash -210705646, now seen corresponding path program 1 times [2023-11-12 02:22:00,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:22:00,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1121084717] [2023-11-12 02:22:00,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:22:00,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:22:00,661 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:22:00,661 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [408993663] [2023-11-12 02:22:00,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:22:00,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:22:00,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ca3ed-b4c5-4603-8723-6419249eb725/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:22:00,668 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ca3ed-b4c5-4603-8723-6419249eb725/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:22:00,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ca3ed-b4c5-4603-8723-6419249eb725/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-12 02:22:01,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:22:01,076 INFO L262 TraceCheckSpWp]: Trace formula consists of 544 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-12 02:22:01,079 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:22:01,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:22:01,227 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:22:01,227 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:22:01,228 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1121084717] [2023-11-12 02:22:01,228 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-12 02:22:01,228 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [408993663] [2023-11-12 02:22:01,228 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [408993663] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:22:01,228 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:22:01,229 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-12 02:22:01,229 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [281852004] [2023-11-12 02:22:01,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:22:01,230 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-12 02:22:01,230 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:22:01,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-12 02:22:01,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-12 02:22:01,231 INFO L87 Difference]: Start difference. First operand 490 states and 694 transitions. cyclomatic complexity: 207 Second operand has 7 states, 7 states have (on average 12.0) internal successors, (84), 7 states have internal predecessors, (84), 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) [2023-11-12 02:22:02,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:22:02,037 INFO L93 Difference]: Finished difference Result 504 states and 714 transitions. [2023-11-12 02:22:02,037 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 504 states and 714 transitions. [2023-11-12 02:22:02,042 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 497 [2023-11-12 02:22:02,047 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 504 states to 504 states and 714 transitions. [2023-11-12 02:22:02,047 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 504 [2023-11-12 02:22:02,048 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 504 [2023-11-12 02:22:02,048 INFO L73 IsDeterministic]: Start isDeterministic. Operand 504 states and 714 transitions. [2023-11-12 02:22:02,049 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-12 02:22:02,049 INFO L218 hiAutomatonCegarLoop]: Abstraction has 504 states and 714 transitions. [2023-11-12 02:22:02,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 504 states and 714 transitions. [2023-11-12 02:22:02,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 504 to 496. [2023-11-12 02:22:02,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 496 states, 492 states have (on average 1.4166666666666667) internal successors, (697), 491 states have internal predecessors, (697), 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) [2023-11-12 02:22:02,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 496 states and 703 transitions. [2023-11-12 02:22:02,064 INFO L240 hiAutomatonCegarLoop]: Abstraction has 496 states and 703 transitions. [2023-11-12 02:22:02,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-12 02:22:02,065 INFO L428 stractBuchiCegarLoop]: Abstraction has 496 states and 703 transitions. [2023-11-12 02:22:02,065 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2023-11-12 02:22:02,065 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 496 states and 703 transitions. [2023-11-12 02:22:02,068 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 489 [2023-11-12 02:22:02,068 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:22:02,068 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:22:02,069 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-12 02:22:02,069 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, 1, 1, 1, 1, 1] [2023-11-12 02:22:02,069 INFO L748 eck$LassoCheckResult]: Stem: 8548#$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~0 := 0; 8549#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~mem21#1, main_#t~mem20#1, main_#t~mem22#1, main_#t~mem23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~switch33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~mem40#1, main_#t~mem41#1, main_#t~mem42#1, main_#t~mem43#1, main_#t~mem44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#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~malloc54#1.base, main_#t~malloc54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~memset~res57#1.base, main_#t~memset~res57#1.offset, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~malloc63#1.base, main_#t~malloc63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~memset~res70#1.base, main_#t~memset~res70#1.offset, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1.base, main_#t~mem79#1.offset, main_#t~mem80#1, main_#t~post81#1, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~nondet84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1, main_#t~post88#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem93#1, main_#t~mem92#1, main_#t~mem94#1.base, main_#t~mem94#1.offset, main_#t~mem95#1, main_#t~short96#1, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~malloc99#1.base, main_#t~malloc99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~memset~res104#1.base, main_#t~memset~res104#1.offset, main_#t~mem105#1.base, main_#t~mem105#1.offset, 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~mem114#1, main_#t~mem112#1.base, main_#t~mem112#1.offset, main_#t~mem113#1, main_#t~nondet115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem126#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~nondet127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~pre130#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem132#1, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1, main_#t~post135#1, main_#t~mem139#1, main_#t~mem137#1, main_#t~mem136#1.base, main_#t~mem136#1.offset, main_#t~mem138#1, main_#t~mem140#1, main_#t~post141#1, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~post117#1, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1.base, main_#t~mem146#1.offset, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1, main_#t~post151#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem158#1, main_#t~mem156#1.base, main_#t~mem156#1.offset, main_#t~mem157#1, main_#t~ite161#1, main_#t~mem159#1.base, main_#t~mem159#1.offset, main_#t~mem160#1, main_#t~mem162#1.base, main_#t~mem162#1.offset, main_#t~mem163#1, main_#t~mem164#1.base, main_#t~mem164#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~mem165#1.base, main_#t~mem165#1.offset, main_#t~mem166#1, main_#t~mem5#1, main_#t~post6#1, main_#t~mem7#1, main_#t~mem170#1, main_#t~mem169#1, main_#t~mem171#1, main_#t~mem172#1, main_#t~mem174#1, main_#t~mem173#1, main_#t~mem175#1, main_#t~mem176#1, main_#t~mem178#1, main_#t~mem177#1, main_#t~mem179#1, main_#t~mem180#1, main_#t~nondet181#1, main_#t~nondet182#1, main_#t~nondet183#1, main_#t~nondet184#1, main_#t~nondet185#1, main_#t~nondet186#1, main_#t~nondet187#1, main_#t~nondet188#1, main_#t~nondet189#1, main_#t~switch190#1, main_#t~mem191#1, main_#t~mem192#1, main_#t~mem193#1, main_#t~mem194#1, main_#t~mem195#1, main_#t~mem196#1, main_#t~mem197#1, main_#t~mem198#1, main_#t~mem199#1, main_#t~mem200#1, main_#t~mem201#1, main_#t~nondet202#1, main_#t~nondet203#1, main_#t~nondet204#1, main_#t~nondet205#1, main_#t~nondet206#1, main_#t~nondet207#1, main_#t~nondet208#1, main_#t~nondet209#1, main_#t~nondet210#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem211#1.base, main_#t~mem211#1.offset, main_#t~mem212#1, main_#t~nondet213#1, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1.base, main_#t~mem215#1.offset, main_#t~mem216#1.base, main_#t~mem216#1.offset, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem218#1.base, main_#t~mem218#1.offset, main_#t~mem219#1.base, main_#t~mem219#1.offset, main_#t~mem220#1.base, main_#t~mem220#1.offset, main_#t~mem221#1, main_#t~mem222#1, main_#t~mem223#1, main_#t~short224#1, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~ret226#1, main_#t~mem227#1.base, main_#t~mem227#1.offset, main_#t~mem228#1.base, main_#t~mem228#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~mem230#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem231#1.base, main_#t~mem231#1.offset, main_#t~mem232#1.base, main_#t~mem232#1.offset, main_#t~short233#1, main_#t~mem234#1.base, main_#t~mem234#1.offset, main_#t~mem235#1.base, main_#t~mem235#1.offset, main_#t~mem236#1.base, main_#t~mem236#1.offset, main_#t~mem237#1.base, main_#t~mem237#1.offset, main_#t~mem238#1.base, main_#t~mem238#1.offset, main_#t~mem239#1.base, main_#t~mem239#1.offset, main_#t~mem240#1.base, main_#t~mem240#1.offset, main_#t~mem241#1.base, main_#t~mem241#1.offset, main_#t~mem242#1, main_#t~mem243#1.base, main_#t~mem243#1.offset, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1.base, main_#t~mem245#1.offset, main_#t~mem246#1, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1.base, main_#t~mem249#1.offset, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1, main_#t~mem253#1.base, main_#t~mem253#1.offset, main_#t~mem256#1, main_#t~mem254#1.base, main_#t~mem254#1.offset, main_#t~mem255#1, main_#t~nondet257#1, main_#t~mem258#1.base, main_#t~mem258#1.offset, main_#t~mem259#1.base, main_#t~mem259#1.offset, main_#t~mem260#1, main_#t~post261#1, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1.base, main_#t~mem263#1.offset, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~mem266#1.base, main_#t~mem266#1.offset, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1.base, main_#t~mem268#1.offset, main_#t~mem269#1.base, main_#t~mem269#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem270#1.base, main_#t~mem270#1.offset, main_#t~mem271#1, main_#t~post272#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem273#1.base, main_#t~mem273#1.offset, main_#t~mem274#1, main_#t~mem167#1, main_#t~mem168#1, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 8571#L765-4 [2023-11-12 02:22:02,070 INFO L750 eck$LassoCheckResult]: Loop: 8571#L765-4 call main_#t~mem7#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 8681#L765-1 assume !!(main_#t~mem7#1 < 10);havoc main_#t~mem7#1;call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset; 8744#L767 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 8734#L767-2 call main_#t~mem9#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem9#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem9#1;call main_#t~mem10#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem11#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem10#1 * main_#t~mem11#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem10#1;havoc main_#t~mem11#1; 8600#L772-269 havoc main_~_ha_hashv~0#1; 8601#L772-176 goto; 8617#L772-174 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; 8618#L772-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 8800#L772-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch33#1 := 11 == main_~_hj_k~0#1; 8799#L772-73 assume !main_#t~switch33#1; 8798#L772-75 main_#t~switch33#1 := main_#t~switch33#1 || 10 == main_~_hj_k~0#1; 8797#L772-76 assume !main_#t~switch33#1; 8796#L772-78 main_#t~switch33#1 := main_#t~switch33#1 || 9 == main_~_hj_k~0#1; 8795#L772-79 assume !main_#t~switch33#1; 8793#L772-81 main_#t~switch33#1 := main_#t~switch33#1 || 8 == main_~_hj_k~0#1; 8792#L772-82 assume !main_#t~switch33#1; 8791#L772-84 main_#t~switch33#1 := main_#t~switch33#1 || 7 == main_~_hj_k~0#1; 8790#L772-85 assume !main_#t~switch33#1; 8789#L772-87 main_#t~switch33#1 := main_#t~switch33#1 || 6 == main_~_hj_k~0#1; 8788#L772-88 assume !main_#t~switch33#1; 8787#L772-90 main_#t~switch33#1 := main_#t~switch33#1 || 5 == main_~_hj_k~0#1; 8786#L772-91 assume !main_#t~switch33#1; 8785#L772-93 main_#t~switch33#1 := main_#t~switch33#1 || 4 == main_~_hj_k~0#1; 8784#L772-94 assume !main_#t~switch33#1; 8782#L772-96 main_#t~switch33#1 := main_#t~switch33#1 || 3 == main_~_hj_k~0#1; 8780#L772-97 assume !main_#t~switch33#1; 8778#L772-99 main_#t~switch33#1 := main_#t~switch33#1 || 2 == main_~_hj_k~0#1; 8776#L772-100 assume !main_#t~switch33#1; 8774#L772-102 main_#t~switch33#1 := main_#t~switch33#1 || 1 == main_~_hj_k~0#1; 8773#L772-103 assume !main_#t~switch33#1; 8771#L772-105 havoc main_#t~switch33#1; 8770#L772-171 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; 8768#L772-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet45#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 8769#L772-113 main_~_hj_i~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 8794#L772-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 8766#L772-116 assume !(0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296); 8761#L772-118 assume !(main_~_hj_j~0#1 % 4294967296 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296);assume main_#t~nondet46#1 % 4294967296 <= main_~_hj_j~0#1 % 4294967296 + 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296; 8758#L772-120 main_~_hj_j~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#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; 8757#L772-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet47#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 8328#L772-127 main_~_ha_hashv~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#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; 8524#L772-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet48#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 8356#L772-134 main_~_hj_i~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 8357#L772-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet49#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 8309#L772-141 main_~_hj_j~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#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; 8724#L772-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet50#1 := main_~_hj_j~0#1 % 4294967296 / 32; 8740#L772-148 main_~_ha_hashv~0#1 := main_#t~nondet50#1;havoc main_#t~nondet50#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; 8716#L772-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet51#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 8350#L772-155 main_~_hj_i~0#1 := main_#t~nondet51#1;havoc main_#t~nondet51#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; 8351#L772-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet52#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 8432#L772-162 main_~_hj_j~0#1 := main_#t~nondet52#1;havoc main_#t~nondet52#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; 8433#L772-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet53#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 8407#L772-169 main_~_ha_hashv~0#1 := main_#t~nondet53#1;havoc main_#t~nondet53#1; 8466#L772-170 goto; 8558#L772-172 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; 8537#L772-173 goto; 8538#L772-175 goto; 8714#L772-266 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); 8715#L772-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);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 write~$Pointer$(main_#t~mem71#1.base, main_#t~mem71#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem71#1.base, main_#t~mem71#1.offset; 8382#L772-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);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, 20 + main_#t~mem74#1.offset, 4);call write~$Pointer$(main_#t~mem73#1.base, main_#t~mem73#1.offset - main_#t~mem75#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1.base, main_#t~mem73#1.offset;havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1;call main_#t~mem76#1.base, main_#t~mem76#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$(main_#t~mem76#1.base, 16 + main_#t~mem76#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem77#1.base, 8 + main_#t~mem77#1.offset, 4);havoc main_#t~mem76#1.base, main_#t~mem76#1.offset;havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;call main_#t~mem78#1.base, main_#t~mem78#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem78#1.base, 16 + main_#t~mem78#1.offset, 4);havoc main_#t~mem78#1.base, main_#t~mem78#1.offset; 8383#L772-193 goto; 8389#L772-264 havoc main_~_ha_bkt~0#1;call main_#t~mem79#1.base, main_#t~mem79#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem80#1 := read~int(main_#t~mem79#1.base, 12 + main_#t~mem79#1.offset, 4);main_#t~post81#1 := main_#t~mem80#1;call write~int(1 + main_#t~post81#1, main_#t~mem79#1.base, 12 + main_#t~mem79#1.offset, 4);havoc main_#t~mem79#1.base, main_#t~mem79#1.offset;havoc main_#t~mem80#1;havoc main_#t~post81#1; 8596#L772-203 call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem83#1 := read~int(main_#t~mem82#1.base, 4 + main_#t~mem82#1.offset, 4); 8589#L772-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem83#1 - 1) % 4294967296;main_#t~nondet84#1 := 0; 8503#L772-201 main_~_ha_bkt~0#1 := main_#t~nondet84#1;havoc main_#t~mem82#1.base, main_#t~mem82#1.offset;havoc main_#t~mem83#1;havoc main_#t~nondet84#1; 8504#L772-202 goto; 8582#L772-261 call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_#t~mem85#1.base, main_#t~mem85#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem86#1.base, main_#t~mem86#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~mem85#1.base, main_#t~mem85#1.offset;havoc main_#t~mem86#1.base, main_#t~mem86#1.offset;call main_#t~mem87#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post88#1 := main_#t~mem87#1;call write~int(1 + main_#t~post88#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem87#1;havoc main_#t~post88#1;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem89#1.base, main_#t~mem89#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem89#1.base, main_#t~mem89#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem90#1.base, main_#t~mem90#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 8583#L772-205 assume main_#t~mem90#1.base != 0 || main_#t~mem90#1.offset != 0;havoc main_#t~mem90#1.base, main_#t~mem90#1.offset;call main_#t~mem91#1.base, main_#t~mem91#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~mem91#1.base, 12 + main_#t~mem91#1.offset, 4);havoc main_#t~mem91#1.base, main_#t~mem91#1.offset; 8469#L772-207 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~mem93#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem92#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short96#1 := main_#t~mem93#1 % 4294967296 >= 10 * (1 + main_#t~mem92#1) % 4294967296; 8470#L772-208 assume main_#t~short96#1;call main_#t~mem94#1.base, main_#t~mem94#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem95#1 := read~int(main_#t~mem94#1.base, 36 + main_#t~mem94#1.offset, 4);main_#t~short96#1 := 0 == main_#t~mem95#1 % 4294967296; 8651#L772-210 assume !main_#t~short96#1;havoc main_#t~mem93#1;havoc main_#t~mem92#1;havoc main_#t~mem94#1.base, main_#t~mem94#1.offset;havoc main_#t~mem95#1;havoc main_#t~short96#1; 8667#L772-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 8668#L772-260 goto; 8619#L772-262 havoc main_~_ha_bkt~0#1; 8620#L772-263 goto; 8729#L772-265 goto; 8679#L772-267 havoc main_~_ha_hashv~0#1; 8653#L772-268 goto; 8373#L772-270 call main_#t~mem165#1.base, main_#t~mem165#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem166#1 := read~int(main_#t~mem165#1.base, 12 + main_#t~mem165#1.offset, 4);assume { :begin_inline_test_int } true;test_int_#in~a#1 := (if main_#t~mem166#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~mem166#1 % 4294967296 % 4294967296 else main_#t~mem166#1 % 4294967296 % 4294967296 - 4294967296);havoc test_int_#t~post3#1, test_int_#t~switch4#1, test_int_~a#1;test_int_~a#1 := test_int_#in~a#1;test_int_#t~post3#1 := ~count_int~0;~count_int~0 := 1 + test_int_#t~post3#1;test_int_#t~switch4#1 := 0 == test_int_#t~post3#1; 8374#L709 assume test_int_#t~switch4#1;assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if 1 == test_int_~a#1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 8476#L702 assume !(0 == __VERIFIER_assert_~cond#1); 8540#L701 havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true; 8315#L708 havoc test_int_#t~post3#1;havoc test_int_#t~switch4#1; 8316#L707 havoc test_int_#t~post3#1, test_int_#t~switch4#1, test_int_~a#1;havoc test_int_#in~a#1;assume { :end_inline_test_int } true;havoc main_#t~mem165#1.base, main_#t~mem165#1.offset;havoc main_#t~mem166#1; 8570#L765-3 call main_#t~mem5#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post6#1 := main_#t~mem5#1;call write~int(1 + main_#t~post6#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem5#1;havoc main_#t~post6#1; 8571#L765-4 [2023-11-12 02:22:02,070 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:22:02,070 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 8 times [2023-11-12 02:22:02,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:22:02,071 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [934868353] [2023-11-12 02:22:02,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:22:02,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:22:02,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:22:02,085 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:22:02,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:22:02,106 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:22:02,107 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:22:02,107 INFO L85 PathProgramCache]: Analyzing trace with hash -933370114, now seen corresponding path program 1 times [2023-11-12 02:22:02,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:22:02,107 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1208364489] [2023-11-12 02:22:02,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:22:02,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:22:02,153 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:22:02,153 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [919296268] [2023-11-12 02:22:02,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:22:02,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:22:02,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ca3ed-b4c5-4603-8723-6419249eb725/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:22:02,160 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ca3ed-b4c5-4603-8723-6419249eb725/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:22:02,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ca3ed-b4c5-4603-8723-6419249eb725/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-12 02:22:02,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:22:02,487 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-12 02:22:02,490 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:22:02,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:22:02,531 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:22:02,531 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:22:02,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1208364489] [2023-11-12 02:22:02,531 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-12 02:22:02,532 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [919296268] [2023-11-12 02:22:02,532 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [919296268] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:22:02,532 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:22:02,532 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-12 02:22:02,532 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [924462428] [2023-11-12 02:22:02,532 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:22:02,533 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-12 02:22:02,533 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:22:02,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 02:22:02,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 02:22:02,533 INFO L87 Difference]: Start difference. First operand 496 states and 703 transitions. cyclomatic complexity: 210 Second operand has 4 states, 4 states have (on average 21.0) internal successors, (84), 4 states have internal predecessors, (84), 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) [2023-11-12 02:22:02,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:22:02,593 INFO L93 Difference]: Finished difference Result 410 states and 575 transitions. [2023-11-12 02:22:02,594 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 410 states and 575 transitions. [2023-11-12 02:22:02,597 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 403 [2023-11-12 02:22:02,600 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 410 states to 410 states and 575 transitions. [2023-11-12 02:22:02,601 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 410 [2023-11-12 02:22:02,601 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 410 [2023-11-12 02:22:02,601 INFO L73 IsDeterministic]: Start isDeterministic. Operand 410 states and 575 transitions. [2023-11-12 02:22:02,602 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-12 02:22:02,602 INFO L218 hiAutomatonCegarLoop]: Abstraction has 410 states and 575 transitions. [2023-11-12 02:22:02,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 410 states and 575 transitions. [2023-11-12 02:22:02,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 410 to 410. [2023-11-12 02:22:02,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 410 states, 406 states have (on average 1.4014778325123152) internal successors, (569), 405 states have internal predecessors, (569), 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) [2023-11-12 02:22:02,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 410 states and 575 transitions. [2023-11-12 02:22:02,612 INFO L240 hiAutomatonCegarLoop]: Abstraction has 410 states and 575 transitions. [2023-11-12 02:22:02,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 02:22:02,613 INFO L428 stractBuchiCegarLoop]: Abstraction has 410 states and 575 transitions. [2023-11-12 02:22:02,613 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2023-11-12 02:22:02,613 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 410 states and 575 transitions. [2023-11-12 02:22:02,615 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 403 [2023-11-12 02:22:02,615 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:22:02,615 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:22:02,616 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-12 02:22:02,616 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, 1, 1, 1, 1, 1] [2023-11-12 02:22:02,616 INFO L748 eck$LassoCheckResult]: Stem: 9700#$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~0 := 0; 9701#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~mem21#1, main_#t~mem20#1, main_#t~mem22#1, main_#t~mem23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~switch33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~mem40#1, main_#t~mem41#1, main_#t~mem42#1, main_#t~mem43#1, main_#t~mem44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#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~malloc54#1.base, main_#t~malloc54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~memset~res57#1.base, main_#t~memset~res57#1.offset, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~malloc63#1.base, main_#t~malloc63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~memset~res70#1.base, main_#t~memset~res70#1.offset, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1.base, main_#t~mem79#1.offset, main_#t~mem80#1, main_#t~post81#1, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~nondet84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1, main_#t~post88#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem93#1, main_#t~mem92#1, main_#t~mem94#1.base, main_#t~mem94#1.offset, main_#t~mem95#1, main_#t~short96#1, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~malloc99#1.base, main_#t~malloc99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~memset~res104#1.base, main_#t~memset~res104#1.offset, main_#t~mem105#1.base, main_#t~mem105#1.offset, 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~mem114#1, main_#t~mem112#1.base, main_#t~mem112#1.offset, main_#t~mem113#1, main_#t~nondet115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem126#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~nondet127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~pre130#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem132#1, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1, main_#t~post135#1, main_#t~mem139#1, main_#t~mem137#1, main_#t~mem136#1.base, main_#t~mem136#1.offset, main_#t~mem138#1, main_#t~mem140#1, main_#t~post141#1, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~post117#1, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1.base, main_#t~mem146#1.offset, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1, main_#t~post151#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem158#1, main_#t~mem156#1.base, main_#t~mem156#1.offset, main_#t~mem157#1, main_#t~ite161#1, main_#t~mem159#1.base, main_#t~mem159#1.offset, main_#t~mem160#1, main_#t~mem162#1.base, main_#t~mem162#1.offset, main_#t~mem163#1, main_#t~mem164#1.base, main_#t~mem164#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~mem165#1.base, main_#t~mem165#1.offset, main_#t~mem166#1, main_#t~mem5#1, main_#t~post6#1, main_#t~mem7#1, main_#t~mem170#1, main_#t~mem169#1, main_#t~mem171#1, main_#t~mem172#1, main_#t~mem174#1, main_#t~mem173#1, main_#t~mem175#1, main_#t~mem176#1, main_#t~mem178#1, main_#t~mem177#1, main_#t~mem179#1, main_#t~mem180#1, main_#t~nondet181#1, main_#t~nondet182#1, main_#t~nondet183#1, main_#t~nondet184#1, main_#t~nondet185#1, main_#t~nondet186#1, main_#t~nondet187#1, main_#t~nondet188#1, main_#t~nondet189#1, main_#t~switch190#1, main_#t~mem191#1, main_#t~mem192#1, main_#t~mem193#1, main_#t~mem194#1, main_#t~mem195#1, main_#t~mem196#1, main_#t~mem197#1, main_#t~mem198#1, main_#t~mem199#1, main_#t~mem200#1, main_#t~mem201#1, main_#t~nondet202#1, main_#t~nondet203#1, main_#t~nondet204#1, main_#t~nondet205#1, main_#t~nondet206#1, main_#t~nondet207#1, main_#t~nondet208#1, main_#t~nondet209#1, main_#t~nondet210#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem211#1.base, main_#t~mem211#1.offset, main_#t~mem212#1, main_#t~nondet213#1, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1.base, main_#t~mem215#1.offset, main_#t~mem216#1.base, main_#t~mem216#1.offset, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem218#1.base, main_#t~mem218#1.offset, main_#t~mem219#1.base, main_#t~mem219#1.offset, main_#t~mem220#1.base, main_#t~mem220#1.offset, main_#t~mem221#1, main_#t~mem222#1, main_#t~mem223#1, main_#t~short224#1, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~ret226#1, main_#t~mem227#1.base, main_#t~mem227#1.offset, main_#t~mem228#1.base, main_#t~mem228#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~mem230#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem231#1.base, main_#t~mem231#1.offset, main_#t~mem232#1.base, main_#t~mem232#1.offset, main_#t~short233#1, main_#t~mem234#1.base, main_#t~mem234#1.offset, main_#t~mem235#1.base, main_#t~mem235#1.offset, main_#t~mem236#1.base, main_#t~mem236#1.offset, main_#t~mem237#1.base, main_#t~mem237#1.offset, main_#t~mem238#1.base, main_#t~mem238#1.offset, main_#t~mem239#1.base, main_#t~mem239#1.offset, main_#t~mem240#1.base, main_#t~mem240#1.offset, main_#t~mem241#1.base, main_#t~mem241#1.offset, main_#t~mem242#1, main_#t~mem243#1.base, main_#t~mem243#1.offset, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1.base, main_#t~mem245#1.offset, main_#t~mem246#1, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1.base, main_#t~mem249#1.offset, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1, main_#t~mem253#1.base, main_#t~mem253#1.offset, main_#t~mem256#1, main_#t~mem254#1.base, main_#t~mem254#1.offset, main_#t~mem255#1, main_#t~nondet257#1, main_#t~mem258#1.base, main_#t~mem258#1.offset, main_#t~mem259#1.base, main_#t~mem259#1.offset, main_#t~mem260#1, main_#t~post261#1, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1.base, main_#t~mem263#1.offset, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~mem266#1.base, main_#t~mem266#1.offset, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1.base, main_#t~mem268#1.offset, main_#t~mem269#1.base, main_#t~mem269#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem270#1.base, main_#t~mem270#1.offset, main_#t~mem271#1, main_#t~post272#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem273#1.base, main_#t~mem273#1.offset, main_#t~mem274#1, main_#t~mem167#1, main_#t~mem168#1, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 9719#L765-4 [2023-11-12 02:22:02,617 INFO L750 eck$LassoCheckResult]: Loop: 9719#L765-4 call main_#t~mem7#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 9818#L765-1 assume !!(main_#t~mem7#1 < 10);havoc main_#t~mem7#1;call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset; 9870#L767 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 9862#L767-2 call main_#t~mem9#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem9#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem9#1;call main_#t~mem10#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem11#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem10#1 * main_#t~mem11#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem10#1;havoc main_#t~mem11#1; 9748#L772-269 havoc main_~_ha_hashv~0#1; 9749#L772-176 goto; 9763#L772-174 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; 9764#L772-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 9815#L772-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch33#1 := 11 == main_~_hj_k~0#1; 9667#L772-73 assume !main_#t~switch33#1; 9535#L772-75 main_#t~switch33#1 := main_#t~switch33#1 || 10 == main_~_hj_k~0#1; 9536#L772-76 assume !main_#t~switch33#1; 9563#L772-78 main_#t~switch33#1 := main_#t~switch33#1 || 9 == main_~_hj_k~0#1; 9789#L772-79 assume !main_#t~switch33#1; 9712#L772-81 main_#t~switch33#1 := main_#t~switch33#1 || 8 == main_~_hj_k~0#1; 9713#L772-82 assume !main_#t~switch33#1; 9802#L772-84 main_#t~switch33#1 := main_#t~switch33#1 || 7 == main_~_hj_k~0#1; 9803#L772-85 assume !main_#t~switch33#1; 9840#L772-87 main_#t~switch33#1 := main_#t~switch33#1 || 6 == main_~_hj_k~0#1; 9833#L772-88 assume !main_#t~switch33#1; 9809#L772-90 main_#t~switch33#1 := main_#t~switch33#1 || 5 == main_~_hj_k~0#1; 9656#L772-91 assume !main_#t~switch33#1; 9657#L772-93 main_#t~switch33#1 := main_#t~switch33#1 || 4 == main_~_hj_k~0#1; 9714#L772-94 assume main_#t~switch33#1;call main_#t~mem41#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~mem41#1 % 256 % 4294967296);havoc main_#t~mem41#1; 9715#L772-96 main_#t~switch33#1 := main_#t~switch33#1 || 3 == main_~_hj_k~0#1; 9743#L772-97 assume main_#t~switch33#1;call main_#t~mem42#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~mem42#1 % 256 % 4294967296);havoc main_#t~mem42#1; 9758#L772-99 main_#t~switch33#1 := main_#t~switch33#1 || 2 == main_~_hj_k~0#1; 9689#L772-100 assume main_#t~switch33#1;call main_#t~mem43#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~mem43#1 % 256 % 4294967296);havoc main_#t~mem43#1; 9690#L772-102 main_#t~switch33#1 := main_#t~switch33#1 || 1 == main_~_hj_k~0#1; 9834#L772-103 assume main_#t~switch33#1;call main_#t~mem44#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~mem44#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem44#1 % 256 % 4294967296 else main_#t~mem44#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem44#1; 9777#L772-105 havoc main_#t~switch33#1; 9778#L772-171 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; 9858#L772-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet45#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 9859#L772-113 main_~_hj_i~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 9832#L772-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 9479#L772-116 assume !(0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296); 9481#L772-118 assume !(main_~_hj_j~0#1 % 4294967296 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296);assume main_#t~nondet46#1 % 4294967296 <= main_~_hj_j~0#1 % 4294967296 + 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296; 9875#L772-120 main_~_hj_j~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#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; 9877#L772-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet47#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 9668#L772-127 main_~_ha_hashv~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#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; 9676#L772-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet48#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 9514#L772-134 main_~_hj_i~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 9515#L772-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet49#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 9473#L772-141 main_~_hj_j~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#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; 9851#L772-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet50#1 := main_~_hj_j~0#1 % 4294967296 / 32; 9867#L772-148 main_~_ha_hashv~0#1 := main_#t~nondet50#1;havoc main_#t~nondet50#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; 9845#L772-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet51#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 9508#L772-155 main_~_hj_i~0#1 := main_#t~nondet51#1;havoc main_#t~nondet51#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; 9509#L772-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet52#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 9590#L772-162 main_~_hj_j~0#1 := main_#t~nondet52#1;havoc main_#t~nondet52#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; 9591#L772-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet53#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 9565#L772-169 main_~_ha_hashv~0#1 := main_#t~nondet53#1;havoc main_#t~nondet53#1; 9623#L772-170 goto; 9706#L772-172 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; 9684#L772-173 goto; 9685#L772-175 goto; 9842#L772-266 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); 9843#L772-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);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 write~$Pointer$(main_#t~mem71#1.base, main_#t~mem71#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem71#1.base, main_#t~mem71#1.offset; 9538#L772-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);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, 20 + main_#t~mem74#1.offset, 4);call write~$Pointer$(main_#t~mem73#1.base, main_#t~mem73#1.offset - main_#t~mem75#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1.base, main_#t~mem73#1.offset;havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1;call main_#t~mem76#1.base, main_#t~mem76#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$(main_#t~mem76#1.base, 16 + main_#t~mem76#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem77#1.base, 8 + main_#t~mem77#1.offset, 4);havoc main_#t~mem76#1.base, main_#t~mem76#1.offset;havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;call main_#t~mem78#1.base, main_#t~mem78#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem78#1.base, 16 + main_#t~mem78#1.offset, 4);havoc main_#t~mem78#1.base, main_#t~mem78#1.offset; 9539#L772-193 goto; 9545#L772-264 havoc main_~_ha_bkt~0#1;call main_#t~mem79#1.base, main_#t~mem79#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem80#1 := read~int(main_#t~mem79#1.base, 12 + main_#t~mem79#1.offset, 4);main_#t~post81#1 := main_#t~mem80#1;call write~int(1 + main_#t~post81#1, main_#t~mem79#1.base, 12 + main_#t~mem79#1.offset, 4);havoc main_#t~mem79#1.base, main_#t~mem79#1.offset;havoc main_#t~mem80#1;havoc main_#t~post81#1; 9744#L772-203 call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem83#1 := read~int(main_#t~mem82#1.base, 4 + main_#t~mem82#1.offset, 4); 9735#L772-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem83#1 - 1) % 4294967296;main_#t~nondet84#1 := 0; 9658#L772-201 main_~_ha_bkt~0#1 := main_#t~nondet84#1;havoc main_#t~mem82#1.base, main_#t~mem82#1.offset;havoc main_#t~mem83#1;havoc main_#t~nondet84#1; 9659#L772-202 goto; 9727#L772-261 call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_#t~mem85#1.base, main_#t~mem85#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem86#1.base, main_#t~mem86#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~mem85#1.base, main_#t~mem85#1.offset;havoc main_#t~mem86#1.base, main_#t~mem86#1.offset;call main_#t~mem87#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post88#1 := main_#t~mem87#1;call write~int(1 + main_#t~post88#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem87#1;havoc main_#t~post88#1;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem89#1.base, main_#t~mem89#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem89#1.base, main_#t~mem89#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem90#1.base, main_#t~mem90#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 9728#L772-205 assume main_#t~mem90#1.base != 0 || main_#t~mem90#1.offset != 0;havoc main_#t~mem90#1.base, main_#t~mem90#1.offset;call main_#t~mem91#1.base, main_#t~mem91#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~mem91#1.base, 12 + main_#t~mem91#1.offset, 4);havoc main_#t~mem91#1.base, main_#t~mem91#1.offset; 9624#L772-207 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~mem93#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem92#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short96#1 := main_#t~mem93#1 % 4294967296 >= 10 * (1 + main_#t~mem92#1) % 4294967296; 9625#L772-208 assume main_#t~short96#1;call main_#t~mem94#1.base, main_#t~mem94#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem95#1 := read~int(main_#t~mem94#1.base, 36 + main_#t~mem94#1.offset, 4);main_#t~short96#1 := 0 == main_#t~mem95#1 % 4294967296; 9790#L772-210 assume !main_#t~short96#1;havoc main_#t~mem93#1;havoc main_#t~mem92#1;havoc main_#t~mem94#1.base, main_#t~mem94#1.offset;havoc main_#t~mem95#1;havoc main_#t~short96#1; 9804#L772-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 9805#L772-260 goto; 9765#L772-262 havoc main_~_ha_bkt~0#1; 9766#L772-263 goto; 9856#L772-265 goto; 9816#L772-267 havoc main_~_ha_hashv~0#1; 9793#L772-268 goto; 9533#L772-270 call main_#t~mem165#1.base, main_#t~mem165#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem166#1 := read~int(main_#t~mem165#1.base, 12 + main_#t~mem165#1.offset, 4);assume { :begin_inline_test_int } true;test_int_#in~a#1 := (if main_#t~mem166#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~mem166#1 % 4294967296 % 4294967296 else main_#t~mem166#1 % 4294967296 % 4294967296 - 4294967296);havoc test_int_#t~post3#1, test_int_#t~switch4#1, test_int_~a#1;test_int_~a#1 := test_int_#in~a#1;test_int_#t~post3#1 := ~count_int~0;~count_int~0 := 1 + test_int_#t~post3#1;test_int_#t~switch4#1 := 0 == test_int_#t~post3#1; 9534#L709 assume test_int_#t~switch4#1;assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if 1 == test_int_~a#1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 9633#L702 assume !(0 == __VERIFIER_assert_~cond#1); 9693#L701 havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true; 9477#L708 havoc test_int_#t~post3#1;havoc test_int_#t~switch4#1; 9478#L707 havoc test_int_#t~post3#1, test_int_#t~switch4#1, test_int_~a#1;havoc test_int_#in~a#1;assume { :end_inline_test_int } true;havoc main_#t~mem165#1.base, main_#t~mem165#1.offset;havoc main_#t~mem166#1; 9718#L765-3 call main_#t~mem5#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post6#1 := main_#t~mem5#1;call write~int(1 + main_#t~post6#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem5#1;havoc main_#t~post6#1; 9719#L765-4 [2023-11-12 02:22:02,617 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:22:02,617 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 9 times [2023-11-12 02:22:02,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:22:02,618 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2035663551] [2023-11-12 02:22:02,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:22:02,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:22:02,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:22:02,629 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:22:02,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:22:02,643 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:22:02,644 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:22:02,644 INFO L85 PathProgramCache]: Analyzing trace with hash -1808379914, now seen corresponding path program 1 times [2023-11-12 02:22:02,644 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:22:02,644 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [808386551] [2023-11-12 02:22:02,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:22:02,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:22:02,728 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:22:02,728 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [370106887] [2023-11-12 02:22:02,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:22:02,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:22:02,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ca3ed-b4c5-4603-8723-6419249eb725/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:22:02,736 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ca3ed-b4c5-4603-8723-6419249eb725/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:22:02,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b24ca3ed-b4c5-4603-8723-6419249eb725/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process