./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test2-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test2-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/bin/uautomizer-verify-VRDe98Ueme --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 0fdcb64865aeb8184805095bc8dbe7392078d445cf902388dac9d1ca4533bb8c --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 11:56:37,592 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 11:56:37,721 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-26 11:56:37,729 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 11:56:37,730 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 11:56:37,772 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 11:56:37,774 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 11:56:37,774 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 11:56:37,776 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 11:56:37,781 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 11:56:37,783 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 11:56:37,783 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 11:56:37,784 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 11:56:37,786 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-26 11:56:37,787 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-26 11:56:37,788 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-26 11:56:37,788 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-26 11:56:37,789 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-26 11:56:37,789 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-26 11:56:37,790 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 11:56:37,790 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-26 11:56:37,791 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 11:56:37,792 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 11:56:37,792 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 11:56:37,793 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 11:56:37,793 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-26 11:56:37,794 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-26 11:56:37,794 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-26 11:56:37,795 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-26 11:56:37,795 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 11:56:37,797 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 11:56:37,797 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-26 11:56:37,798 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 11:56:37,798 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 11:56:37,798 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 11:56:37,799 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 11:56:37,799 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 11:56:37,800 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-26 11:56:37,800 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_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0fdcb64865aeb8184805095bc8dbe7392078d445cf902388dac9d1ca4533bb8c [2023-11-26 11:56:38,127 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 11:56:38,162 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 11:56:38,165 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 11:56:38,166 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 11:56:38,167 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 11:56:38,168 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test2-2.i [2023-11-26 11:56:41,332 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 11:56:41,714 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 11:56:41,715 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test2-2.i [2023-11-26 11:56:41,737 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/bin/uautomizer-verify-VRDe98Ueme/data/38c83fffc/623b278da640456da77e22264dbe10c7/FLAG6400f8cc2 [2023-11-26 11:56:41,753 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/bin/uautomizer-verify-VRDe98Ueme/data/38c83fffc/623b278da640456da77e22264dbe10c7 [2023-11-26 11:56:41,756 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 11:56:41,757 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 11:56:41,759 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 11:56:41,759 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 11:56:41,766 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 11:56:41,767 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:56:41" (1/1) ... [2023-11-26 11:56:41,768 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74fa2670 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:41, skipping insertion in model container [2023-11-26 11:56:41,768 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:56:41" (1/1) ... [2023-11-26 11:56:41,845 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 11:56:42,552 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:56:42,574 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 11:56:42,708 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:56:42,757 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 11:56:42,765 INFO L206 MainTranslator]: Completed translation [2023-11-26 11:56:42,765 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:42 WrapperNode [2023-11-26 11:56:42,765 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 11:56:42,766 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 11:56:42,766 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 11:56:42,767 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 11:56:42,774 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:42" (1/1) ... [2023-11-26 11:56:42,818 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:42" (1/1) ... [2023-11-26 11:56:42,914 INFO L138 Inliner]: procedures = 207, calls = 281, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1352 [2023-11-26 11:56:42,914 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 11:56:42,915 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 11:56:42,915 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 11:56:42,915 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 11:56:42,933 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:42" (1/1) ... [2023-11-26 11:56:42,933 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:42" (1/1) ... [2023-11-26 11:56:42,949 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:42" (1/1) ... [2023-11-26 11:56:43,162 INFO L175 MemorySlicer]: Split 259 memory accesses to 4 slices as follows [218, 2, 34, 5]. 84 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [0, 2, 0, 0]. The 55 writes are split as follows [50, 0, 4, 1]. [2023-11-26 11:56:43,162 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:42" (1/1) ... [2023-11-26 11:56:43,162 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:42" (1/1) ... [2023-11-26 11:56:43,210 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:42" (1/1) ... [2023-11-26 11:56:43,223 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:42" (1/1) ... [2023-11-26 11:56:43,229 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:42" (1/1) ... [2023-11-26 11:56:43,237 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:42" (1/1) ... [2023-11-26 11:56:43,249 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 11:56:43,250 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 11:56:43,250 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 11:56:43,250 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 11:56:43,251 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:42" (1/1) ... [2023-11-26 11:56:43,257 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:56:43,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:56:43,301 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:56:43,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-26 11:56:43,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2023-11-26 11:56:43,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2023-11-26 11:56:43,340 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2023-11-26 11:56:43,340 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2023-11-26 11:56:43,340 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2023-11-26 11:56:43,340 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2023-11-26 11:56:43,340 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2023-11-26 11:56:43,341 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2023-11-26 11:56:43,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-26 11:56:43,341 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-26 11:56:43,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-26 11:56:43,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-26 11:56:43,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-26 11:56:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-26 11:56:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-26 11:56:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-26 11:56:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-26 11:56:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-26 11:56:43,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-26 11:56:43,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-26 11:56:43,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-26 11:56:43,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-26 11:56:43,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-26 11:56:43,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-26 11:56:43,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 11:56:43,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-26 11:56:43,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-26 11:56:43,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-26 11:56:43,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-26 11:56:43,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 11:56:43,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-26 11:56:43,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-26 11:56:43,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-26 11:56:43,345 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 11:56:43,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 11:56:43,615 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 11:56:43,617 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 11:56:43,620 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-26 11:56:43,685 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-26 11:56:43,704 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-26 11:56:43,722 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-26 11:56:45,779 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 11:56:45,805 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 11:56:45,805 INFO L309 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-26 11:56:45,808 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:56:45 BoogieIcfgContainer [2023-11-26 11:56:45,808 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 11:56:45,809 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-26 11:56:45,809 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-26 11:56:45,814 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-26 11:56:45,815 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-26 11:56:45,815 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 26.11 11:56:41" (1/3) ... [2023-11-26 11:56:45,817 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7f1e5341 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.11 11:56:45, skipping insertion in model container [2023-11-26 11:56:45,818 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-26 11:56:45,818 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:42" (2/3) ... [2023-11-26 11:56:45,820 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7f1e5341 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.11 11:56:45, skipping insertion in model container [2023-11-26 11:56:45,821 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-26 11:56:45,821 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:56:45" (3/3) ... [2023-11-26 11:56:45,823 INFO L332 chiAutomizerObserver]: Analyzing ICFG uthash_SFH_nondet_test2-2.i [2023-11-26 11:56:45,907 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-26 11:56:45,907 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-26 11:56:45,907 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-26 11:56:45,907 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-26 11:56:45,907 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-26 11:56:45,907 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-26 11:56:45,907 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-26 11:56:45,908 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-26 11:56:45,913 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 360 states, 355 states have (on average 1.6901408450704225) internal successors, (600), 355 states have internal predecessors, (600), 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) [2023-11-26 11:56:45,971 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 345 [2023-11-26 11:56:45,977 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 11:56:45,978 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 11:56:45,985 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-26 11:56:45,985 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-11-26 11:56:45,986 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-26 11:56:45,990 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 360 states, 355 states have (on average 1.6901408450704225) internal successors, (600), 355 states have internal predecessors, (600), 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) [2023-11-26 11:56:46,024 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 345 [2023-11-26 11:56:46,024 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 11:56:46,025 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 11:56:46,025 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-26 11:56:46,025 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-11-26 11:56:46,038 INFO L748 eck$LassoCheckResult]: Stem: 216#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#1(48, 1, 0, 1);call write~init~int#1(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 232#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, 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~mem5#1, main_#t~post6#1, main_#t~mem7#1, main_#t~mem168#1, main_#t~mem167#1, main_#t~mem169#1, main_#t~mem170#1, main_#t~mem172#1, main_#t~mem171#1, main_#t~mem173#1, main_#t~mem174#1, main_#t~mem176#1, main_#t~mem175#1, main_#t~mem177#1, main_#t~mem178#1, main_#t~nondet179#1, main_#t~nondet180#1, main_#t~nondet181#1, main_#t~nondet182#1, main_#t~nondet183#1, main_#t~nondet184#1, main_#t~nondet185#1, main_#t~nondet186#1, main_#t~nondet187#1, main_#t~switch188#1, main_#t~mem189#1, main_#t~mem190#1, main_#t~mem191#1, main_#t~mem192#1, main_#t~mem193#1, main_#t~mem194#1, main_#t~mem195#1, main_#t~mem196#1, main_#t~mem197#1, main_#t~mem198#1, main_#t~mem199#1, main_#t~nondet200#1, main_#t~nondet201#1, main_#t~nondet202#1, main_#t~nondet203#1, main_#t~nondet204#1, main_#t~nondet205#1, main_#t~nondet206#1, main_#t~nondet207#1, main_#t~nondet208#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~mem209#1.base, main_#t~mem209#1.offset, main_#t~mem210#1, main_#t~nondet211#1, main_#t~mem212#1.base, main_#t~mem212#1.offset, main_#t~mem213#1.base, main_#t~mem213#1.offset, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1.base, main_#t~mem215#1.offset, main_#t~mem216#1.base, main_#t~mem216#1.offset, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem218#1.base, main_#t~mem218#1.offset, main_#t~mem219#1, main_#t~mem220#1, main_#t~mem221#1, main_#t~short222#1, main_#t~mem223#1.base, main_#t~mem223#1.offset, main_#t~ret224#1, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~mem226#1.base, main_#t~mem226#1.offset, main_#t~mem227#1.base, main_#t~mem227#1.offset, main_#t~mem228#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem165#1, main_#t~mem166#1, main_#t~ite230#1.base, main_#t~ite230#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~mem233#1.base, main_#t~mem233#1.offset, main_#t~mem234#1.base, main_#t~mem234#1.offset, main_#t~short235#1, 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.base, main_#t~mem242#1.offset, main_#t~mem243#1.base, main_#t~mem243#1.offset, main_#t~mem244#1, main_#t~mem245#1.base, main_#t~mem245#1.offset, main_#t~mem246#1.base, main_#t~mem246#1.offset, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1, 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.base, main_#t~mem252#1.offset, main_#t~mem253#1.base, main_#t~mem253#1.offset, main_#t~mem254#1, main_#t~mem255#1.base, main_#t~mem255#1.offset, main_#t~mem258#1, main_#t~mem256#1.base, main_#t~mem256#1.offset, main_#t~mem257#1, main_#t~nondet259#1, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1, main_#t~post263#1, 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_#t~mem270#1.base, main_#t~mem270#1.offset, main_#t~mem271#1.base, main_#t~mem271#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem272#1.base, main_#t~mem272#1.offset, main_#t~mem273#1, main_#t~post274#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~ite232#1.base, main_#t~ite232#1.offset, main_#t~mem231#1.base, main_#t~mem231#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset, main_~bound~0#1, main_~temp~0#1.base, main_~temp~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;havoc main_#t~nondet4#1;main_~bound~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 273#L815true assume !(main_~bound~0#1 % 4294967296 > 10000);call write~int#2(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 30#L816-4true [2023-11-26 11:56:46,038 INFO L750 eck$LassoCheckResult]: Loop: 30#L816-4true call main_#t~mem7#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 247#L816-1true assume !!(main_#t~mem7#1 % 4294967296 < main_~bound~0#1 % 4294967296);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; 107#L818true assume main_~user~0#1.base == 0 && main_~user~0#1.offset == 0;assume false; 23#L818-2true call main_#t~mem9#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#0(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#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem11#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#0(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; 174#L823-269true assume !true; 112#L816-3true call main_#t~mem5#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post6#1 := main_#t~mem5#1;call write~int#2(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; 30#L816-4true [2023-11-26 11:56:46,045 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:56:46,046 INFO L85 PathProgramCache]: Analyzing trace with hash 65608, now seen corresponding path program 1 times [2023-11-26 11:56:46,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:56:46,057 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827066469] [2023-11-26 11:56:46,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:46,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:56:46,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:56:46,204 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 11:56:46,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:56:46,263 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 11:56:46,266 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:56:46,266 INFO L85 PathProgramCache]: Analyzing trace with hash -2012150932, now seen corresponding path program 1 times [2023-11-26 11:56:46,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:56:46,267 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1528491730] [2023-11-26 11:56:46,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:46,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:56:46,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:46,342 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:56:46,342 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1528491730] [2023-11-26 11:56:46,343 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-26 11:56:46,347 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1155769225] [2023-11-26 11:56:46,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:46,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:56:46,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:56:46,355 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:56:46,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-26 11:56:46,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:46,582 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-26 11:56:46,583 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:56:46,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:56:46,603 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:56:46,604 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1155769225] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:56:46,604 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:56:46,605 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 11:56:46,606 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1416725094] [2023-11-26 11:56:46,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:56:46,611 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-26 11:56:46,612 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:56:46,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-26 11:56:46,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 11:56:46,649 INFO L87 Difference]: Start difference. First operand has 360 states, 355 states have (on average 1.6901408450704225) internal successors, (600), 355 states have internal predecessors, (600), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:56:46,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:56:46,683 INFO L93 Difference]: Finished difference Result 359 states and 536 transitions. [2023-11-26 11:56:46,685 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 359 states and 536 transitions. [2023-11-26 11:56:46,693 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 343 [2023-11-26 11:56:46,709 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 359 states to 354 states and 530 transitions. [2023-11-26 11:56:46,712 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 354 [2023-11-26 11:56:46,717 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 354 [2023-11-26 11:56:46,718 INFO L73 IsDeterministic]: Start isDeterministic. Operand 354 states and 530 transitions. [2023-11-26 11:56:46,722 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 11:56:46,722 INFO L218 hiAutomatonCegarLoop]: Abstraction has 354 states and 530 transitions. [2023-11-26 11:56:46,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 354 states and 530 transitions. [2023-11-26 11:56:46,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 354 to 354. [2023-11-26 11:56:46,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 354 states, 350 states have (on average 1.497142857142857) internal successors, (524), 349 states have internal predecessors, (524), 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) [2023-11-26 11:56:46,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 354 states and 530 transitions. [2023-11-26 11:56:46,784 INFO L240 hiAutomatonCegarLoop]: Abstraction has 354 states and 530 transitions. [2023-11-26 11:56:46,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-26 11:56:46,790 INFO L428 stractBuchiCegarLoop]: Abstraction has 354 states and 530 transitions. [2023-11-26 11:56:46,790 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-26 11:56:46,790 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 354 states and 530 transitions. [2023-11-26 11:56:46,794 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 343 [2023-11-26 11:56:46,794 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 11:56:46,795 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 11:56:46,797 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-26 11:56:46,799 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:56:46,799 INFO L748 eck$LassoCheckResult]: Stem: 1044#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#1(48, 1, 0, 1);call write~init~int#1(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 1045#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, 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~mem5#1, main_#t~post6#1, main_#t~mem7#1, main_#t~mem168#1, main_#t~mem167#1, main_#t~mem169#1, main_#t~mem170#1, main_#t~mem172#1, main_#t~mem171#1, main_#t~mem173#1, main_#t~mem174#1, main_#t~mem176#1, main_#t~mem175#1, main_#t~mem177#1, main_#t~mem178#1, main_#t~nondet179#1, main_#t~nondet180#1, main_#t~nondet181#1, main_#t~nondet182#1, main_#t~nondet183#1, main_#t~nondet184#1, main_#t~nondet185#1, main_#t~nondet186#1, main_#t~nondet187#1, main_#t~switch188#1, main_#t~mem189#1, main_#t~mem190#1, main_#t~mem191#1, main_#t~mem192#1, main_#t~mem193#1, main_#t~mem194#1, main_#t~mem195#1, main_#t~mem196#1, main_#t~mem197#1, main_#t~mem198#1, main_#t~mem199#1, main_#t~nondet200#1, main_#t~nondet201#1, main_#t~nondet202#1, main_#t~nondet203#1, main_#t~nondet204#1, main_#t~nondet205#1, main_#t~nondet206#1, main_#t~nondet207#1, main_#t~nondet208#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~mem209#1.base, main_#t~mem209#1.offset, main_#t~mem210#1, main_#t~nondet211#1, main_#t~mem212#1.base, main_#t~mem212#1.offset, main_#t~mem213#1.base, main_#t~mem213#1.offset, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1.base, main_#t~mem215#1.offset, main_#t~mem216#1.base, main_#t~mem216#1.offset, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem218#1.base, main_#t~mem218#1.offset, main_#t~mem219#1, main_#t~mem220#1, main_#t~mem221#1, main_#t~short222#1, main_#t~mem223#1.base, main_#t~mem223#1.offset, main_#t~ret224#1, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~mem226#1.base, main_#t~mem226#1.offset, main_#t~mem227#1.base, main_#t~mem227#1.offset, main_#t~mem228#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem165#1, main_#t~mem166#1, main_#t~ite230#1.base, main_#t~ite230#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~mem233#1.base, main_#t~mem233#1.offset, main_#t~mem234#1.base, main_#t~mem234#1.offset, main_#t~short235#1, 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.base, main_#t~mem242#1.offset, main_#t~mem243#1.base, main_#t~mem243#1.offset, main_#t~mem244#1, main_#t~mem245#1.base, main_#t~mem245#1.offset, main_#t~mem246#1.base, main_#t~mem246#1.offset, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1, 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.base, main_#t~mem252#1.offset, main_#t~mem253#1.base, main_#t~mem253#1.offset, main_#t~mem254#1, main_#t~mem255#1.base, main_#t~mem255#1.offset, main_#t~mem258#1, main_#t~mem256#1.base, main_#t~mem256#1.offset, main_#t~mem257#1, main_#t~nondet259#1, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1, main_#t~post263#1, 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_#t~mem270#1.base, main_#t~mem270#1.offset, main_#t~mem271#1.base, main_#t~mem271#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem272#1.base, main_#t~mem272#1.offset, main_#t~mem273#1, main_#t~post274#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~ite232#1.base, main_#t~ite232#1.offset, main_#t~mem231#1.base, main_#t~mem231#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset, main_~bound~0#1, main_~temp~0#1.base, main_~temp~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;havoc main_#t~nondet4#1;main_~bound~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 1057#L815 assume !(main_~bound~0#1 % 4294967296 > 10000);call write~int#2(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 807#L816-4 [2023-11-26 11:56:46,810 INFO L750 eck$LassoCheckResult]: Loop: 807#L816-4 call main_#t~mem7#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 808#L816-1 assume !!(main_#t~mem7#1 % 4294967296 < main_~bound~0#1 % 4294967296);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; 940#L818 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 794#L818-2 call main_#t~mem9#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#0(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#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem11#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#0(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; 795#L823-269 havoc main_~_ha_hashv~0#1; 770#L823-176 goto; 771#L823-174 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; 947#L823-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 1014#L823-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch33#1 := 11 == main_~_hj_k~0#1; 1015#L823-73 assume main_#t~switch33#1;call main_#t~mem34#1 := read~int#0(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; 1039#L823-75 main_#t~switch33#1 := main_#t~switch33#1 || 10 == main_~_hj_k~0#1; 1046#L823-76 assume main_#t~switch33#1;call main_#t~mem35#1 := read~int#0(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; 1041#L823-78 main_#t~switch33#1 := main_#t~switch33#1 || 9 == main_~_hj_k~0#1; 960#L823-79 assume main_#t~switch33#1;call main_#t~mem36#1 := read~int#0(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; 961#L823-81 main_#t~switch33#1 := main_#t~switch33#1 || 8 == main_~_hj_k~0#1; 866#L823-82 assume main_#t~switch33#1;call main_#t~mem37#1 := read~int#0(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; 867#L823-84 main_#t~switch33#1 := main_#t~switch33#1 || 7 == main_~_hj_k~0#1; 991#L823-85 assume main_#t~switch33#1;call main_#t~mem38#1 := read~int#0(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; 967#L823-87 main_#t~switch33#1 := main_#t~switch33#1 || 6 == main_~_hj_k~0#1; 968#L823-88 assume !main_#t~switch33#1; 1070#L823-90 main_#t~switch33#1 := main_#t~switch33#1 || 5 == main_~_hj_k~0#1; 788#L823-91 assume main_#t~switch33#1;call main_#t~mem40#1 := read~int#0(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; 789#L823-93 main_#t~switch33#1 := main_#t~switch33#1 || 4 == main_~_hj_k~0#1; 843#L823-94 assume main_#t~switch33#1;call main_#t~mem41#1 := read~int#0(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; 844#L823-96 main_#t~switch33#1 := main_#t~switch33#1 || 3 == main_~_hj_k~0#1; 1050#L823-97 assume main_#t~switch33#1;call main_#t~mem42#1 := read~int#0(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; 1064#L823-99 main_#t~switch33#1 := main_#t~switch33#1 || 2 == main_~_hj_k~0#1; 1071#L823-100 assume main_#t~switch33#1;call main_#t~mem43#1 := read~int#0(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; 1088#L823-102 main_#t~switch33#1 := main_#t~switch33#1 || 1 == main_~_hj_k~0#1; 1093#L823-103 assume main_#t~switch33#1;call main_#t~mem44#1 := read~int#0(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; 1094#L823-105 havoc main_#t~switch33#1; 983#L823-171 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 825#L823-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet45#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 826#L823-113 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; 949#L823-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet46#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 864#L823-120 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; 865#L823-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet47#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 800#L823-127 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; 801#L823-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet48#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 798#L823-134 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; 799#L823-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet49#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 897#L823-141 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; 1063#L823-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet50#1 := main_~_hj_j~0#1 % 4294967296 / 32; 904#L823-148 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; 812#L823-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet51#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 813#L823-155 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; 819#L823-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet52#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 820#L823-162 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; 905#L823-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet53#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 871#L823-169 main_~_ha_hashv~0#1 := main_#t~nondet53#1;havoc main_#t~nondet53#1; 872#L823-170 goto; 890#L823-172 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; 931#L823-173 goto; 932#L823-175 goto; 969#L823-266 call write~int#0(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$#0(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#0(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 779#L823-178 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~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#0(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; 781#L823-194 call write~$Pointer$#0(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~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$#0(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call main_#t~mem74#1.base, main_#t~mem74#1.offset := read~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem75#1 := read~int#0(main_#t~mem74#1.base, 20 + main_#t~mem74#1.offset, 4);call write~$Pointer$#0(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~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$#0(main_#t~mem76#1.base, 16 + main_#t~mem76#1.offset, 4);call write~$Pointer$#0(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~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#0(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; 1069#L823-193 goto; 838#L823-264 havoc main_~_ha_bkt~0#1;call main_#t~mem79#1.base, main_#t~mem79#1.offset := read~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem80#1 := read~int#0(main_#t~mem79#1.base, 12 + main_#t~mem79#1.offset, 4);main_#t~post81#1 := main_#t~mem80#1;call write~int#0(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; 772#L823-203 call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem83#1 := read~int#0(main_#t~mem82#1.base, 4 + main_#t~mem82#1.offset, 4); 773#L823-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem83#1 - 1) % 4294967296;main_#t~nondet84#1 := 0; 1051#L823-201 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; 1037#L823-202 goto; 1038#L823-261 call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$#0(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#0(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#0(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~$Pointer$#0(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#0(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, 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~$Pointer$#0(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 1091#L823-205 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~$Pointer$#0(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#0(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; 888#L823-207 call write~$Pointer$#0(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#0(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem92#1 := read~int#0(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; 889#L823-208 assume main_#t~short96#1;call main_#t~mem94#1.base, main_#t~mem94#1.offset := read~$Pointer$#0(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem95#1 := read~int#0(main_#t~mem94#1.base, 36 + main_#t~mem94#1.offset, 4);main_#t~short96#1 := 0 == main_#t~mem95#1 % 4294967296; 1084#L823-210 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; 748#L823-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 749#L823-260 goto; 1021#L823-262 havoc main_~_ha_bkt~0#1; 933#L823-263 goto; 934#L823-265 goto; 993#L823-267 havoc main_~_ha_hashv~0#1; 994#L823-268 goto; 948#L816-3 call main_#t~mem5#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post6#1 := main_#t~mem5#1;call write~int#2(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; 807#L816-4 [2023-11-26 11:56:46,811 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:56:46,811 INFO L85 PathProgramCache]: Analyzing trace with hash 65608, now seen corresponding path program 2 times [2023-11-26 11:56:46,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:56:46,812 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1831383904] [2023-11-26 11:56:46,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:46,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:56:46,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:56:46,852 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 11:56:46,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:56:46,888 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 11:56:46,889 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:56:46,889 INFO L85 PathProgramCache]: Analyzing trace with hash 1166060693, now seen corresponding path program 1 times [2023-11-26 11:56:46,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:56:46,889 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1978096552] [2023-11-26 11:56:46,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:46,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:56:46,976 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 11:56:46,977 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1407157303] [2023-11-26 11:56:46,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:46,978 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:56:46,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:56:47,007 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:56:47,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-26 11:56:47,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:47,368 INFO L262 TraceCheckSpWp]: Trace formula consists of 545 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-26 11:56:47,373 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:56:47,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:56:47,436 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:56:47,436 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:56:47,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1978096552] [2023-11-26 11:56:47,437 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 11:56:47,438 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1407157303] [2023-11-26 11:56:47,438 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1407157303] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:56:47,438 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:56:47,438 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-26 11:56:47,439 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1144996622] [2023-11-26 11:56:47,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:56:47,440 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-26 11:56:47,441 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:56:47,442 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 11:56:47,442 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:56:47,442 INFO L87 Difference]: Start difference. First operand 354 states and 530 transitions. cyclomatic complexity: 180 Second operand has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:56:47,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:56:47,596 INFO L93 Difference]: Finished difference Result 375 states and 551 transitions. [2023-11-26 11:56:47,596 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 375 states and 551 transitions. [2023-11-26 11:56:47,600 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 364 [2023-11-26 11:56:47,606 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 375 states to 375 states and 551 transitions. [2023-11-26 11:56:47,606 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 375 [2023-11-26 11:56:47,607 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 375 [2023-11-26 11:56:47,608 INFO L73 IsDeterministic]: Start isDeterministic. Operand 375 states and 551 transitions. [2023-11-26 11:56:47,615 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 11:56:47,615 INFO L218 hiAutomatonCegarLoop]: Abstraction has 375 states and 551 transitions. [2023-11-26 11:56:47,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 375 states and 551 transitions. [2023-11-26 11:56:47,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 375 to 374. [2023-11-26 11:56:47,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 374 states, 370 states have (on average 1.4702702702702704) internal successors, (544), 369 states have internal predecessors, (544), 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) [2023-11-26 11:56:47,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 374 states and 550 transitions. [2023-11-26 11:56:47,684 INFO L240 hiAutomatonCegarLoop]: Abstraction has 374 states and 550 transitions. [2023-11-26 11:56:47,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 11:56:47,687 INFO L428 stractBuchiCegarLoop]: Abstraction has 374 states and 550 transitions. [2023-11-26 11:56:47,687 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-26 11:56:47,687 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 374 states and 550 transitions. [2023-11-26 11:56:47,690 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 363 [2023-11-26 11:56:47,690 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 11:56:47,690 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 11:56:47,693 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-26 11:56:47,693 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:56:47,693 INFO L748 eck$LassoCheckResult]: Stem: 2005#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#1(48, 1, 0, 1);call write~init~int#1(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 2006#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, 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~mem5#1, main_#t~post6#1, main_#t~mem7#1, main_#t~mem168#1, main_#t~mem167#1, main_#t~mem169#1, main_#t~mem170#1, main_#t~mem172#1, main_#t~mem171#1, main_#t~mem173#1, main_#t~mem174#1, main_#t~mem176#1, main_#t~mem175#1, main_#t~mem177#1, main_#t~mem178#1, main_#t~nondet179#1, main_#t~nondet180#1, main_#t~nondet181#1, main_#t~nondet182#1, main_#t~nondet183#1, main_#t~nondet184#1, main_#t~nondet185#1, main_#t~nondet186#1, main_#t~nondet187#1, main_#t~switch188#1, main_#t~mem189#1, main_#t~mem190#1, main_#t~mem191#1, main_#t~mem192#1, main_#t~mem193#1, main_#t~mem194#1, main_#t~mem195#1, main_#t~mem196#1, main_#t~mem197#1, main_#t~mem198#1, main_#t~mem199#1, main_#t~nondet200#1, main_#t~nondet201#1, main_#t~nondet202#1, main_#t~nondet203#1, main_#t~nondet204#1, main_#t~nondet205#1, main_#t~nondet206#1, main_#t~nondet207#1, main_#t~nondet208#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~mem209#1.base, main_#t~mem209#1.offset, main_#t~mem210#1, main_#t~nondet211#1, main_#t~mem212#1.base, main_#t~mem212#1.offset, main_#t~mem213#1.base, main_#t~mem213#1.offset, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1.base, main_#t~mem215#1.offset, main_#t~mem216#1.base, main_#t~mem216#1.offset, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem218#1.base, main_#t~mem218#1.offset, main_#t~mem219#1, main_#t~mem220#1, main_#t~mem221#1, main_#t~short222#1, main_#t~mem223#1.base, main_#t~mem223#1.offset, main_#t~ret224#1, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~mem226#1.base, main_#t~mem226#1.offset, main_#t~mem227#1.base, main_#t~mem227#1.offset, main_#t~mem228#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem165#1, main_#t~mem166#1, main_#t~ite230#1.base, main_#t~ite230#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~mem233#1.base, main_#t~mem233#1.offset, main_#t~mem234#1.base, main_#t~mem234#1.offset, main_#t~short235#1, 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.base, main_#t~mem242#1.offset, main_#t~mem243#1.base, main_#t~mem243#1.offset, main_#t~mem244#1, main_#t~mem245#1.base, main_#t~mem245#1.offset, main_#t~mem246#1.base, main_#t~mem246#1.offset, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1, 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.base, main_#t~mem252#1.offset, main_#t~mem253#1.base, main_#t~mem253#1.offset, main_#t~mem254#1, main_#t~mem255#1.base, main_#t~mem255#1.offset, main_#t~mem258#1, main_#t~mem256#1.base, main_#t~mem256#1.offset, main_#t~mem257#1, main_#t~nondet259#1, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1, main_#t~post263#1, 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_#t~mem270#1.base, main_#t~mem270#1.offset, main_#t~mem271#1.base, main_#t~mem271#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem272#1.base, main_#t~mem272#1.offset, main_#t~mem273#1, main_#t~post274#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~ite232#1.base, main_#t~ite232#1.offset, main_#t~mem231#1.base, main_#t~mem231#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset, main_~bound~0#1, main_~temp~0#1.base, main_~temp~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;havoc main_#t~nondet4#1;main_~bound~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 2018#L815 assume !(main_~bound~0#1 % 4294967296 > 10000);call write~int#2(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 1767#L816-4 [2023-11-26 11:56:47,694 INFO L750 eck$LassoCheckResult]: Loop: 1767#L816-4 call main_#t~mem7#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 1768#L816-1 assume !!(main_#t~mem7#1 % 4294967296 < main_~bound~0#1 % 4294967296);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; 1900#L818 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 1754#L818-2 call main_#t~mem9#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#0(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#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem11#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#0(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; 1755#L823-269 havoc main_~_ha_hashv~0#1; 1730#L823-176 goto; 1731#L823-174 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; 1908#L823-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 1974#L823-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch33#1 := 11 == main_~_hj_k~0#1; 1975#L823-73 assume !main_#t~switch33#1; 2000#L823-75 main_#t~switch33#1 := main_#t~switch33#1 || 10 == main_~_hj_k~0#1; 2065#L823-76 assume !main_#t~switch33#1; 2064#L823-78 main_#t~switch33#1 := main_#t~switch33#1 || 9 == main_~_hj_k~0#1; 2063#L823-79 assume main_#t~switch33#1;call main_#t~mem36#1 := read~int#0(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; 1921#L823-81 main_#t~switch33#1 := main_#t~switch33#1 || 8 == main_~_hj_k~0#1; 1826#L823-82 assume main_#t~switch33#1;call main_#t~mem37#1 := read~int#0(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; 1827#L823-84 main_#t~switch33#1 := main_#t~switch33#1 || 7 == main_~_hj_k~0#1; 1951#L823-85 assume main_#t~switch33#1;call main_#t~mem38#1 := read~int#0(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; 1927#L823-87 main_#t~switch33#1 := main_#t~switch33#1 || 6 == main_~_hj_k~0#1; 1928#L823-88 assume main_#t~switch33#1;call main_#t~mem39#1 := read~int#0(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; 2031#L823-90 main_#t~switch33#1 := main_#t~switch33#1 || 5 == main_~_hj_k~0#1; 1748#L823-91 assume main_#t~switch33#1;call main_#t~mem40#1 := read~int#0(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; 1749#L823-93 main_#t~switch33#1 := main_#t~switch33#1 || 4 == main_~_hj_k~0#1; 1803#L823-94 assume main_#t~switch33#1;call main_#t~mem41#1 := read~int#0(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; 1804#L823-96 main_#t~switch33#1 := main_#t~switch33#1 || 3 == main_~_hj_k~0#1; 2011#L823-97 assume main_#t~switch33#1;call main_#t~mem42#1 := read~int#0(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; 2025#L823-99 main_#t~switch33#1 := main_#t~switch33#1 || 2 == main_~_hj_k~0#1; 2032#L823-100 assume main_#t~switch33#1;call main_#t~mem43#1 := read~int#0(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; 2050#L823-102 main_#t~switch33#1 := main_#t~switch33#1 || 1 == main_~_hj_k~0#1; 2058#L823-103 assume main_#t~switch33#1;call main_#t~mem44#1 := read~int#0(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; 2056#L823-105 havoc main_#t~switch33#1; 1944#L823-171 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; 1793#L823-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet45#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 1794#L823-113 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; 1912#L823-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet46#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 1824#L823-120 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; 1825#L823-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet47#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 1760#L823-127 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; 1761#L823-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet48#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 1758#L823-134 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; 1759#L823-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet49#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 1857#L823-141 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; 2024#L823-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet50#1 := main_~_hj_j~0#1 % 4294967296 / 32; 1864#L823-148 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; 1769#L823-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet51#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 1770#L823-155 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; 1778#L823-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet52#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 1779#L823-162 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; 1865#L823-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet53#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 1831#L823-169 main_~_ha_hashv~0#1 := main_#t~nondet53#1;havoc main_#t~nondet53#1; 1832#L823-170 goto; 1850#L823-172 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; 1891#L823-173 goto; 1892#L823-175 goto; 1929#L823-266 call write~int#0(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$#0(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#0(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 1739#L823-178 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~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#0(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; 1741#L823-194 call write~$Pointer$#0(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~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$#0(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call main_#t~mem74#1.base, main_#t~mem74#1.offset := read~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem75#1 := read~int#0(main_#t~mem74#1.base, 20 + main_#t~mem74#1.offset, 4);call write~$Pointer$#0(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~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$#0(main_#t~mem76#1.base, 16 + main_#t~mem76#1.offset, 4);call write~$Pointer$#0(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~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#0(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; 2030#L823-193 goto; 1796#L823-264 havoc main_~_ha_bkt~0#1;call main_#t~mem79#1.base, main_#t~mem79#1.offset := read~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem80#1 := read~int#0(main_#t~mem79#1.base, 12 + main_#t~mem79#1.offset, 4);main_#t~post81#1 := main_#t~mem80#1;call write~int#0(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; 1732#L823-203 call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem83#1 := read~int#0(main_#t~mem82#1.base, 4 + main_#t~mem82#1.offset, 4); 1733#L823-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem83#1 - 1) % 4294967296;main_#t~nondet84#1 := 0; 2012#L823-201 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; 1997#L823-202 goto; 1998#L823-261 call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$#0(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#0(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#0(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~$Pointer$#0(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#0(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, 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~$Pointer$#0(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 2052#L823-205 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~$Pointer$#0(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#0(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; 1845#L823-207 call write~$Pointer$#0(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#0(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem92#1 := read~int#0(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; 1846#L823-208 assume main_#t~short96#1;call main_#t~mem94#1.base, main_#t~mem94#1.offset := read~$Pointer$#0(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem95#1 := read~int#0(main_#t~mem94#1.base, 36 + main_#t~mem94#1.offset, 4);main_#t~short96#1 := 0 == main_#t~mem95#1 % 4294967296; 2045#L823-210 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; 1708#L823-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 1709#L823-260 goto; 1981#L823-262 havoc main_~_ha_bkt~0#1; 1893#L823-263 goto; 1894#L823-265 goto; 1953#L823-267 havoc main_~_ha_hashv~0#1; 1954#L823-268 goto; 1907#L816-3 call main_#t~mem5#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post6#1 := main_#t~mem5#1;call write~int#2(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; 1767#L816-4 [2023-11-26 11:56:47,695 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:56:47,695 INFO L85 PathProgramCache]: Analyzing trace with hash 65608, now seen corresponding path program 3 times [2023-11-26 11:56:47,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:56:47,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1213561719] [2023-11-26 11:56:47,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:47,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:56:47,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:56:47,734 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 11:56:47,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:56:47,773 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 11:56:47,774 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:56:47,775 INFO L85 PathProgramCache]: Analyzing trace with hash 1297777175, now seen corresponding path program 1 times [2023-11-26 11:56:47,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:56:47,775 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [240917370] [2023-11-26 11:56:47,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:47,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:56:47,859 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 11:56:47,859 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2083299452] [2023-11-26 11:56:47,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:47,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:56:47,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:56:47,864 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:56:47,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-26 11:56:48,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:48,228 INFO L262 TraceCheckSpWp]: Trace formula consists of 539 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-26 11:56:48,233 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:56:48,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:56:48,298 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:56:48,298 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:56:48,299 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [240917370] [2023-11-26 11:56:48,299 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 11:56:48,299 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2083299452] [2023-11-26 11:56:48,300 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2083299452] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:56:48,300 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:56:48,300 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-26 11:56:48,300 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913367970] [2023-11-26 11:56:48,301 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:56:48,301 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-26 11:56:48,301 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:56:48,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-26 11:56:48,302 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-26 11:56:48,302 INFO L87 Difference]: Start difference. First operand 374 states and 550 transitions. cyclomatic complexity: 180 Second operand has 5 states, 5 states have (on average 15.2) internal successors, (76), 5 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:56:48,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:56:48,453 INFO L93 Difference]: Finished difference Result 361 states and 530 transitions. [2023-11-26 11:56:48,453 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 361 states and 530 transitions. [2023-11-26 11:56:48,457 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 350 [2023-11-26 11:56:48,463 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 361 states to 361 states and 530 transitions. [2023-11-26 11:56:48,463 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 361 [2023-11-26 11:56:48,464 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 361 [2023-11-26 11:56:48,465 INFO L73 IsDeterministic]: Start isDeterministic. Operand 361 states and 530 transitions. [2023-11-26 11:56:48,465 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 11:56:48,466 INFO L218 hiAutomatonCegarLoop]: Abstraction has 361 states and 530 transitions. [2023-11-26 11:56:48,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 361 states and 530 transitions. [2023-11-26 11:56:48,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 361 to 360. [2023-11-26 11:56:48,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 360 states, 356 states have (on average 1.4691011235955056) internal successors, (523), 355 states have internal predecessors, (523), 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) [2023-11-26 11:56:48,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 360 states and 529 transitions. [2023-11-26 11:56:48,487 INFO L240 hiAutomatonCegarLoop]: Abstraction has 360 states and 529 transitions. [2023-11-26 11:56:48,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-26 11:56:48,489 INFO L428 stractBuchiCegarLoop]: Abstraction has 360 states and 529 transitions. [2023-11-26 11:56:48,490 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-11-26 11:56:48,490 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 360 states and 529 transitions. [2023-11-26 11:56:48,492 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 349 [2023-11-26 11:56:48,492 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 11:56:48,492 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 11:56:48,496 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-26 11:56:48,499 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:56:48,500 INFO L748 eck$LassoCheckResult]: Stem: 2973#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#1(48, 1, 0, 1);call write~init~int#1(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 2974#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, 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~mem5#1, main_#t~post6#1, main_#t~mem7#1, main_#t~mem168#1, main_#t~mem167#1, main_#t~mem169#1, main_#t~mem170#1, main_#t~mem172#1, main_#t~mem171#1, main_#t~mem173#1, main_#t~mem174#1, main_#t~mem176#1, main_#t~mem175#1, main_#t~mem177#1, main_#t~mem178#1, main_#t~nondet179#1, main_#t~nondet180#1, main_#t~nondet181#1, main_#t~nondet182#1, main_#t~nondet183#1, main_#t~nondet184#1, main_#t~nondet185#1, main_#t~nondet186#1, main_#t~nondet187#1, main_#t~switch188#1, main_#t~mem189#1, main_#t~mem190#1, main_#t~mem191#1, main_#t~mem192#1, main_#t~mem193#1, main_#t~mem194#1, main_#t~mem195#1, main_#t~mem196#1, main_#t~mem197#1, main_#t~mem198#1, main_#t~mem199#1, main_#t~nondet200#1, main_#t~nondet201#1, main_#t~nondet202#1, main_#t~nondet203#1, main_#t~nondet204#1, main_#t~nondet205#1, main_#t~nondet206#1, main_#t~nondet207#1, main_#t~nondet208#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~mem209#1.base, main_#t~mem209#1.offset, main_#t~mem210#1, main_#t~nondet211#1, main_#t~mem212#1.base, main_#t~mem212#1.offset, main_#t~mem213#1.base, main_#t~mem213#1.offset, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1.base, main_#t~mem215#1.offset, main_#t~mem216#1.base, main_#t~mem216#1.offset, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem218#1.base, main_#t~mem218#1.offset, main_#t~mem219#1, main_#t~mem220#1, main_#t~mem221#1, main_#t~short222#1, main_#t~mem223#1.base, main_#t~mem223#1.offset, main_#t~ret224#1, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~mem226#1.base, main_#t~mem226#1.offset, main_#t~mem227#1.base, main_#t~mem227#1.offset, main_#t~mem228#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem165#1, main_#t~mem166#1, main_#t~ite230#1.base, main_#t~ite230#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~mem233#1.base, main_#t~mem233#1.offset, main_#t~mem234#1.base, main_#t~mem234#1.offset, main_#t~short235#1, 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.base, main_#t~mem242#1.offset, main_#t~mem243#1.base, main_#t~mem243#1.offset, main_#t~mem244#1, main_#t~mem245#1.base, main_#t~mem245#1.offset, main_#t~mem246#1.base, main_#t~mem246#1.offset, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1, 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.base, main_#t~mem252#1.offset, main_#t~mem253#1.base, main_#t~mem253#1.offset, main_#t~mem254#1, main_#t~mem255#1.base, main_#t~mem255#1.offset, main_#t~mem258#1, main_#t~mem256#1.base, main_#t~mem256#1.offset, main_#t~mem257#1, main_#t~nondet259#1, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1, main_#t~post263#1, 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_#t~mem270#1.base, main_#t~mem270#1.offset, main_#t~mem271#1.base, main_#t~mem271#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem272#1.base, main_#t~mem272#1.offset, main_#t~mem273#1, main_#t~post274#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~ite232#1.base, main_#t~ite232#1.offset, main_#t~mem231#1.base, main_#t~mem231#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset, main_~bound~0#1, main_~temp~0#1.base, main_~temp~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;havoc main_#t~nondet4#1;main_~bound~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 2986#L815 assume !(main_~bound~0#1 % 4294967296 > 10000);call write~int#2(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 2735#L816-4 [2023-11-26 11:56:48,501 INFO L750 eck$LassoCheckResult]: Loop: 2735#L816-4 call main_#t~mem7#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 2736#L816-1 assume !!(main_#t~mem7#1 % 4294967296 < main_~bound~0#1 % 4294967296);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; 2869#L818 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 2722#L818-2 call main_#t~mem9#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#0(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#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem11#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#0(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; 2723#L823-269 havoc main_~_ha_hashv~0#1; 2698#L823-176 goto; 2699#L823-174 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; 2877#L823-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 2943#L823-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch33#1 := 11 == main_~_hj_k~0#1; 2944#L823-73 assume !main_#t~switch33#1; 2968#L823-75 main_#t~switch33#1 := main_#t~switch33#1 || 10 == main_~_hj_k~0#1; 2975#L823-76 assume !main_#t~switch33#1; 2970#L823-78 main_#t~switch33#1 := main_#t~switch33#1 || 9 == main_~_hj_k~0#1; 2889#L823-79 assume !main_#t~switch33#1; 2890#L823-81 main_#t~switch33#1 := main_#t~switch33#1 || 8 == main_~_hj_k~0#1; 2793#L823-82 assume !main_#t~switch33#1; 2794#L823-84 main_#t~switch33#1 := main_#t~switch33#1 || 7 == main_~_hj_k~0#1; 2920#L823-85 assume !main_#t~switch33#1; 2896#L823-87 main_#t~switch33#1 := main_#t~switch33#1 || 6 == main_~_hj_k~0#1; 2897#L823-88 assume !main_#t~switch33#1; 3000#L823-90 main_#t~switch33#1 := main_#t~switch33#1 || 5 == main_~_hj_k~0#1; 2716#L823-91 assume !main_#t~switch33#1; 2717#L823-93 main_#t~switch33#1 := main_#t~switch33#1 || 4 == main_~_hj_k~0#1; 2771#L823-94 assume main_#t~switch33#1;call main_#t~mem41#1 := read~int#0(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; 2772#L823-96 main_#t~switch33#1 := main_#t~switch33#1 || 3 == main_~_hj_k~0#1; 2993#L823-97 assume main_#t~switch33#1;call main_#t~mem42#1 := read~int#0(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; 2994#L823-99 main_#t~switch33#1 := main_#t~switch33#1 || 2 == main_~_hj_k~0#1; 3020#L823-100 assume main_#t~switch33#1;call main_#t~mem43#1 := read~int#0(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; 3021#L823-102 main_#t~switch33#1 := main_#t~switch33#1 || 1 == main_~_hj_k~0#1; 3029#L823-103 assume main_#t~switch33#1;call main_#t~mem44#1 := read~int#0(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; 3027#L823-105 havoc main_#t~switch33#1; 2913#L823-171 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; 2759#L823-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet45#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 2760#L823-113 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; 2881#L823-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet46#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 2795#L823-120 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; 2796#L823-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet47#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 2728#L823-127 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; 2729#L823-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet48#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 2726#L823-134 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; 2727#L823-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet49#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 2829#L823-141 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; 2992#L823-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet50#1 := main_~_hj_j~0#1 % 4294967296 / 32; 2834#L823-148 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; 2740#L823-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet51#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 2741#L823-155 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; 2747#L823-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet52#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 2748#L823-162 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; 2835#L823-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet53#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 2800#L823-169 main_~_ha_hashv~0#1 := main_#t~nondet53#1;havoc main_#t~nondet53#1; 2801#L823-170 goto; 2819#L823-172 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; 2860#L823-173 goto; 2861#L823-175 goto; 2898#L823-266 call write~int#0(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$#0(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#0(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 2707#L823-178 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~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#0(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; 2709#L823-194 call write~$Pointer$#0(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~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$#0(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call main_#t~mem74#1.base, main_#t~mem74#1.offset := read~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem75#1 := read~int#0(main_#t~mem74#1.base, 20 + main_#t~mem74#1.offset, 4);call write~$Pointer$#0(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~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$#0(main_#t~mem76#1.base, 16 + main_#t~mem76#1.offset, 4);call write~$Pointer$#0(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~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#0(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; 2999#L823-193 goto; 2764#L823-264 havoc main_~_ha_bkt~0#1;call main_#t~mem79#1.base, main_#t~mem79#1.offset := read~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem80#1 := read~int#0(main_#t~mem79#1.base, 12 + main_#t~mem79#1.offset, 4);main_#t~post81#1 := main_#t~mem80#1;call write~int#0(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; 2700#L823-203 call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem83#1 := read~int#0(main_#t~mem82#1.base, 4 + main_#t~mem82#1.offset, 4); 2701#L823-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem83#1 - 1) % 4294967296;main_#t~nondet84#1 := 0; 2980#L823-201 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; 2966#L823-202 goto; 2967#L823-261 call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$#0(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#0(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#0(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~$Pointer$#0(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#0(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, 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~$Pointer$#0(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 3022#L823-205 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~$Pointer$#0(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#0(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; 2814#L823-207 call write~$Pointer$#0(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#0(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem92#1 := read~int#0(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; 2815#L823-208 assume main_#t~short96#1;call main_#t~mem94#1.base, main_#t~mem94#1.offset := read~$Pointer$#0(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem95#1 := read~int#0(main_#t~mem94#1.base, 36 + main_#t~mem94#1.offset, 4);main_#t~short96#1 := 0 == main_#t~mem95#1 % 4294967296; 3015#L823-210 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; 2676#L823-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 2677#L823-260 goto; 2950#L823-262 havoc main_~_ha_bkt~0#1; 2862#L823-263 goto; 2863#L823-265 goto; 2921#L823-267 havoc main_~_ha_hashv~0#1; 2922#L823-268 goto; 2876#L816-3 call main_#t~mem5#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post6#1 := main_#t~mem5#1;call write~int#2(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; 2735#L816-4 [2023-11-26 11:56:48,501 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:56:48,501 INFO L85 PathProgramCache]: Analyzing trace with hash 65608, now seen corresponding path program 4 times [2023-11-26 11:56:48,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:56:48,504 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [723791685] [2023-11-26 11:56:48,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:48,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:56:48,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:56:48,547 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 11:56:48,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:56:48,577 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 11:56:48,578 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:56:48,578 INFO L85 PathProgramCache]: Analyzing trace with hash 1755390369, now seen corresponding path program 1 times [2023-11-26 11:56:48,578 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:56:48,582 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [902781153] [2023-11-26 11:56:48,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:48,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:56:48,661 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 11:56:48,662 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1121136332] [2023-11-26 11:56:48,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:48,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:56:48,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:56:48,667 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:56:48,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-26 11:56:49,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:49,751 INFO L262 TraceCheckSpWp]: Trace formula consists of 509 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-26 11:56:49,754 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:56:49,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:56:49,987 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:56:49,988 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:56:49,988 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [902781153] [2023-11-26 11:56:49,988 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 11:56:49,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1121136332] [2023-11-26 11:56:49,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1121136332] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:56:49,989 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:56:49,989 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-26 11:56:49,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071422104] [2023-11-26 11:56:49,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:56:49,990 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-26 11:56:49,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:56:49,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-26 11:56:49,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-26 11:56:49,992 INFO L87 Difference]: Start difference. First operand 360 states and 529 transitions. cyclomatic complexity: 173 Second operand has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 6 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:56:50,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:56:50,638 INFO L93 Difference]: Finished difference Result 400 states and 577 transitions. [2023-11-26 11:56:50,639 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 400 states and 577 transitions. [2023-11-26 11:56:50,644 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 389 [2023-11-26 11:56:50,649 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 400 states to 400 states and 577 transitions. [2023-11-26 11:56:50,650 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 400 [2023-11-26 11:56:50,651 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 400 [2023-11-26 11:56:50,651 INFO L73 IsDeterministic]: Start isDeterministic. Operand 400 states and 577 transitions. [2023-11-26 11:56:50,652 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 11:56:50,652 INFO L218 hiAutomatonCegarLoop]: Abstraction has 400 states and 577 transitions. [2023-11-26 11:56:50,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 400 states and 577 transitions. [2023-11-26 11:56:50,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 400 to 397. [2023-11-26 11:56:50,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 397 states, 393 states have (on average 1.4427480916030535) internal successors, (567), 392 states have internal predecessors, (567), 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) [2023-11-26 11:56:50,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 397 states and 573 transitions. [2023-11-26 11:56:50,667 INFO L240 hiAutomatonCegarLoop]: Abstraction has 397 states and 573 transitions. [2023-11-26 11:56:50,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-26 11:56:50,668 INFO L428 stractBuchiCegarLoop]: Abstraction has 397 states and 573 transitions. [2023-11-26 11:56:50,669 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2023-11-26 11:56:50,669 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 397 states and 573 transitions. [2023-11-26 11:56:50,671 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 386 [2023-11-26 11:56:50,672 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 11:56:50,672 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 11:56:50,674 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-26 11:56:50,674 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:56:50,674 INFO L748 eck$LassoCheckResult]: Stem: 3968#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#1(48, 1, 0, 1);call write~init~int#1(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 3969#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, 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~mem5#1, main_#t~post6#1, main_#t~mem7#1, main_#t~mem168#1, main_#t~mem167#1, main_#t~mem169#1, main_#t~mem170#1, main_#t~mem172#1, main_#t~mem171#1, main_#t~mem173#1, main_#t~mem174#1, main_#t~mem176#1, main_#t~mem175#1, main_#t~mem177#1, main_#t~mem178#1, main_#t~nondet179#1, main_#t~nondet180#1, main_#t~nondet181#1, main_#t~nondet182#1, main_#t~nondet183#1, main_#t~nondet184#1, main_#t~nondet185#1, main_#t~nondet186#1, main_#t~nondet187#1, main_#t~switch188#1, main_#t~mem189#1, main_#t~mem190#1, main_#t~mem191#1, main_#t~mem192#1, main_#t~mem193#1, main_#t~mem194#1, main_#t~mem195#1, main_#t~mem196#1, main_#t~mem197#1, main_#t~mem198#1, main_#t~mem199#1, main_#t~nondet200#1, main_#t~nondet201#1, main_#t~nondet202#1, main_#t~nondet203#1, main_#t~nondet204#1, main_#t~nondet205#1, main_#t~nondet206#1, main_#t~nondet207#1, main_#t~nondet208#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~mem209#1.base, main_#t~mem209#1.offset, main_#t~mem210#1, main_#t~nondet211#1, main_#t~mem212#1.base, main_#t~mem212#1.offset, main_#t~mem213#1.base, main_#t~mem213#1.offset, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1.base, main_#t~mem215#1.offset, main_#t~mem216#1.base, main_#t~mem216#1.offset, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem218#1.base, main_#t~mem218#1.offset, main_#t~mem219#1, main_#t~mem220#1, main_#t~mem221#1, main_#t~short222#1, main_#t~mem223#1.base, main_#t~mem223#1.offset, main_#t~ret224#1, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~mem226#1.base, main_#t~mem226#1.offset, main_#t~mem227#1.base, main_#t~mem227#1.offset, main_#t~mem228#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem165#1, main_#t~mem166#1, main_#t~ite230#1.base, main_#t~ite230#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~mem233#1.base, main_#t~mem233#1.offset, main_#t~mem234#1.base, main_#t~mem234#1.offset, main_#t~short235#1, 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.base, main_#t~mem242#1.offset, main_#t~mem243#1.base, main_#t~mem243#1.offset, main_#t~mem244#1, main_#t~mem245#1.base, main_#t~mem245#1.offset, main_#t~mem246#1.base, main_#t~mem246#1.offset, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1, 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.base, main_#t~mem252#1.offset, main_#t~mem253#1.base, main_#t~mem253#1.offset, main_#t~mem254#1, main_#t~mem255#1.base, main_#t~mem255#1.offset, main_#t~mem258#1, main_#t~mem256#1.base, main_#t~mem256#1.offset, main_#t~mem257#1, main_#t~nondet259#1, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1, main_#t~post263#1, 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_#t~mem270#1.base, main_#t~mem270#1.offset, main_#t~mem271#1.base, main_#t~mem271#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem272#1.base, main_#t~mem272#1.offset, main_#t~mem273#1, main_#t~post274#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~ite232#1.base, main_#t~ite232#1.offset, main_#t~mem231#1.base, main_#t~mem231#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset, main_~bound~0#1, main_~temp~0#1.base, main_~temp~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;havoc main_#t~nondet4#1;main_~bound~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 3981#L815 assume !(main_~bound~0#1 % 4294967296 > 10000);call write~int#2(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 3729#L816-4 [2023-11-26 11:56:50,675 INFO L750 eck$LassoCheckResult]: Loop: 3729#L816-4 call main_#t~mem7#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 3730#L816-1 assume !!(main_#t~mem7#1 % 4294967296 < main_~bound~0#1 % 4294967296);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; 3863#L818 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 3716#L818-2 call main_#t~mem9#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#0(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#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem11#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#0(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; 3717#L823-269 havoc main_~_ha_hashv~0#1; 3692#L823-176 goto; 3693#L823-174 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; 4024#L823-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 4060#L823-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch33#1 := 11 == main_~_hj_k~0#1; 4059#L823-73 assume !main_#t~switch33#1; 4058#L823-75 main_#t~switch33#1 := main_#t~switch33#1 || 10 == main_~_hj_k~0#1; 4057#L823-76 assume !main_#t~switch33#1; 4056#L823-78 main_#t~switch33#1 := main_#t~switch33#1 || 9 == main_~_hj_k~0#1; 4055#L823-79 assume !main_#t~switch33#1; 4054#L823-81 main_#t~switch33#1 := main_#t~switch33#1 || 8 == main_~_hj_k~0#1; 4053#L823-82 assume !main_#t~switch33#1; 4052#L823-84 main_#t~switch33#1 := main_#t~switch33#1 || 7 == main_~_hj_k~0#1; 4051#L823-85 assume !main_#t~switch33#1; 4050#L823-87 main_#t~switch33#1 := main_#t~switch33#1 || 6 == main_~_hj_k~0#1; 4049#L823-88 assume !main_#t~switch33#1; 4048#L823-90 main_#t~switch33#1 := main_#t~switch33#1 || 5 == main_~_hj_k~0#1; 4047#L823-91 assume !main_#t~switch33#1; 4046#L823-93 main_#t~switch33#1 := main_#t~switch33#1 || 4 == main_~_hj_k~0#1; 4045#L823-94 assume main_#t~switch33#1;call main_#t~mem41#1 := read~int#0(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; 3974#L823-96 main_#t~switch33#1 := main_#t~switch33#1 || 3 == main_~_hj_k~0#1; 3975#L823-97 assume main_#t~switch33#1;call main_#t~mem42#1 := read~int#0(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; 3989#L823-99 main_#t~switch33#1 := main_#t~switch33#1 || 2 == main_~_hj_k~0#1; 4041#L823-100 assume main_#t~switch33#1;call main_#t~mem43#1 := read~int#0(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; 4040#L823-102 main_#t~switch33#1 := main_#t~switch33#1 || 1 == main_~_hj_k~0#1; 4039#L823-103 assume main_#t~switch33#1;call main_#t~mem44#1 := read~int#0(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; 4020#L823-105 havoc main_#t~switch33#1; 4021#L823-171 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; 3750#L823-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet45#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 3751#L823-113 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; 3875#L823-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 3876#L823-116 assume 0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296;main_#t~nondet46#1 := main_~_hj_j~0#1; 3789#L823-120 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; 3790#L823-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet47#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 3722#L823-127 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; 3723#L823-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet48#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 3720#L823-134 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; 3721#L823-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet49#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 3823#L823-141 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; 3988#L823-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet50#1 := main_~_hj_j~0#1 % 4294967296 / 32; 3828#L823-148 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; 3734#L823-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet51#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 3735#L823-155 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; 3741#L823-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet52#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 3742#L823-162 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; 3829#L823-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet53#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 3796#L823-169 main_~_ha_hashv~0#1 := main_#t~nondet53#1;havoc main_#t~nondet53#1; 3797#L823-170 goto; 3814#L823-172 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; 3854#L823-173 goto; 3855#L823-175 goto; 3894#L823-266 call write~int#0(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$#0(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#0(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 3703#L823-178 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~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#0(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; 3705#L823-194 call write~$Pointer$#0(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~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$#0(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call main_#t~mem74#1.base, main_#t~mem74#1.offset := read~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem75#1 := read~int#0(main_#t~mem74#1.base, 20 + main_#t~mem74#1.offset, 4);call write~$Pointer$#0(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~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$#0(main_#t~mem76#1.base, 16 + main_#t~mem76#1.offset, 4);call write~$Pointer$#0(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~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#0(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; 3995#L823-193 goto; 3760#L823-264 havoc main_~_ha_bkt~0#1;call main_#t~mem79#1.base, main_#t~mem79#1.offset := read~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem80#1 := read~int#0(main_#t~mem79#1.base, 12 + main_#t~mem79#1.offset, 4);main_#t~post81#1 := main_#t~mem80#1;call write~int#0(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; 3694#L823-203 call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem83#1 := read~int#0(main_#t~mem82#1.base, 4 + main_#t~mem82#1.offset, 4); 3695#L823-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem83#1 - 1) % 4294967296;main_#t~nondet84#1 := 0; 3976#L823-201 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; 3961#L823-202 goto; 3962#L823-261 call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$#0(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#0(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#0(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~$Pointer$#0(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#0(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, 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~$Pointer$#0(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 4018#L823-205 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~$Pointer$#0(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#0(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; 3811#L823-207 call write~$Pointer$#0(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#0(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem92#1 := read~int#0(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; 3812#L823-208 assume main_#t~short96#1;call main_#t~mem94#1.base, main_#t~mem94#1.offset := read~$Pointer$#0(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem95#1 := read~int#0(main_#t~mem94#1.base, 36 + main_#t~mem94#1.offset, 4);main_#t~short96#1 := 0 == main_#t~mem95#1 % 4294967296; 4010#L823-210 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; 3672#L823-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 3673#L823-260 goto; 3946#L823-262 havoc main_~_ha_bkt~0#1; 3856#L823-263 goto; 3857#L823-265 goto; 3921#L823-267 havoc main_~_ha_hashv~0#1; 3922#L823-268 goto; 3871#L816-3 call main_#t~mem5#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post6#1 := main_#t~mem5#1;call write~int#2(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; 3729#L816-4 [2023-11-26 11:56:50,676 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:56:50,676 INFO L85 PathProgramCache]: Analyzing trace with hash 65608, now seen corresponding path program 5 times [2023-11-26 11:56:50,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:56:50,677 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [155667628] [2023-11-26 11:56:50,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:50,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:56:50,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:56:50,697 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 11:56:50,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:56:50,718 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 11:56:50,719 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:56:50,719 INFO L85 PathProgramCache]: Analyzing trace with hash -388845324, now seen corresponding path program 1 times [2023-11-26 11:56:50,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:56:50,729 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1900975813] [2023-11-26 11:56:50,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:50,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:56:50,790 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 11:56:50,792 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1616722274] [2023-11-26 11:56:50,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:50,792 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:56:50,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:56:50,799 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:56:50,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-26 11:56:51,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:51,166 INFO L262 TraceCheckSpWp]: Trace formula consists of 510 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-26 11:56:51,170 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:56:51,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:56:51,438 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:56:51,438 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:56:51,438 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1900975813] [2023-11-26 11:56:51,438 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 11:56:51,439 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1616722274] [2023-11-26 11:56:51,439 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1616722274] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:56:51,439 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:56:51,439 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-26 11:56:51,440 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1424182871] [2023-11-26 11:56:51,441 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:56:51,442 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-26 11:56:51,442 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:56:51,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-26 11:56:51,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-26 11:56:51,443 INFO L87 Difference]: Start difference. First operand 397 states and 573 transitions. cyclomatic complexity: 180 Second operand has 7 states, 7 states have (on average 11.0) internal successors, (77), 7 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:56:52,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:56:52,586 INFO L93 Difference]: Finished difference Result 408 states and 589 transitions. [2023-11-26 11:56:52,586 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 408 states and 589 transitions. [2023-11-26 11:56:52,591 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 397 [2023-11-26 11:56:52,596 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 408 states to 408 states and 589 transitions. [2023-11-26 11:56:52,597 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 408 [2023-11-26 11:56:52,598 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 408 [2023-11-26 11:56:52,598 INFO L73 IsDeterministic]: Start isDeterministic. Operand 408 states and 589 transitions. [2023-11-26 11:56:52,599 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 11:56:52,599 INFO L218 hiAutomatonCegarLoop]: Abstraction has 408 states and 589 transitions. [2023-11-26 11:56:52,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 408 states and 589 transitions. [2023-11-26 11:56:52,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 408 to 405. [2023-11-26 11:56:52,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 405 states, 401 states have (on average 1.4438902743142146) internal successors, (579), 400 states have internal predecessors, (579), 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) [2023-11-26 11:56:52,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 405 states and 585 transitions. [2023-11-26 11:56:52,615 INFO L240 hiAutomatonCegarLoop]: Abstraction has 405 states and 585 transitions. [2023-11-26 11:56:52,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-26 11:56:52,619 INFO L428 stractBuchiCegarLoop]: Abstraction has 405 states and 585 transitions. [2023-11-26 11:56:52,619 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2023-11-26 11:56:52,619 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 405 states and 585 transitions. [2023-11-26 11:56:52,622 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 394 [2023-11-26 11:56:52,622 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 11:56:52,622 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 11:56:52,624 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-26 11:56:52,624 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:56:52,625 INFO L748 eck$LassoCheckResult]: Stem: 5016#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#1(48, 1, 0, 1);call write~init~int#1(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 5017#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, 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~mem5#1, main_#t~post6#1, main_#t~mem7#1, main_#t~mem168#1, main_#t~mem167#1, main_#t~mem169#1, main_#t~mem170#1, main_#t~mem172#1, main_#t~mem171#1, main_#t~mem173#1, main_#t~mem174#1, main_#t~mem176#1, main_#t~mem175#1, main_#t~mem177#1, main_#t~mem178#1, main_#t~nondet179#1, main_#t~nondet180#1, main_#t~nondet181#1, main_#t~nondet182#1, main_#t~nondet183#1, main_#t~nondet184#1, main_#t~nondet185#1, main_#t~nondet186#1, main_#t~nondet187#1, main_#t~switch188#1, main_#t~mem189#1, main_#t~mem190#1, main_#t~mem191#1, main_#t~mem192#1, main_#t~mem193#1, main_#t~mem194#1, main_#t~mem195#1, main_#t~mem196#1, main_#t~mem197#1, main_#t~mem198#1, main_#t~mem199#1, main_#t~nondet200#1, main_#t~nondet201#1, main_#t~nondet202#1, main_#t~nondet203#1, main_#t~nondet204#1, main_#t~nondet205#1, main_#t~nondet206#1, main_#t~nondet207#1, main_#t~nondet208#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~mem209#1.base, main_#t~mem209#1.offset, main_#t~mem210#1, main_#t~nondet211#1, main_#t~mem212#1.base, main_#t~mem212#1.offset, main_#t~mem213#1.base, main_#t~mem213#1.offset, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1.base, main_#t~mem215#1.offset, main_#t~mem216#1.base, main_#t~mem216#1.offset, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem218#1.base, main_#t~mem218#1.offset, main_#t~mem219#1, main_#t~mem220#1, main_#t~mem221#1, main_#t~short222#1, main_#t~mem223#1.base, main_#t~mem223#1.offset, main_#t~ret224#1, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~mem226#1.base, main_#t~mem226#1.offset, main_#t~mem227#1.base, main_#t~mem227#1.offset, main_#t~mem228#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem165#1, main_#t~mem166#1, main_#t~ite230#1.base, main_#t~ite230#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~mem233#1.base, main_#t~mem233#1.offset, main_#t~mem234#1.base, main_#t~mem234#1.offset, main_#t~short235#1, 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.base, main_#t~mem242#1.offset, main_#t~mem243#1.base, main_#t~mem243#1.offset, main_#t~mem244#1, main_#t~mem245#1.base, main_#t~mem245#1.offset, main_#t~mem246#1.base, main_#t~mem246#1.offset, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1, 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.base, main_#t~mem252#1.offset, main_#t~mem253#1.base, main_#t~mem253#1.offset, main_#t~mem254#1, main_#t~mem255#1.base, main_#t~mem255#1.offset, main_#t~mem258#1, main_#t~mem256#1.base, main_#t~mem256#1.offset, main_#t~mem257#1, main_#t~nondet259#1, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1, main_#t~post263#1, 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_#t~mem270#1.base, main_#t~mem270#1.offset, main_#t~mem271#1.base, main_#t~mem271#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem272#1.base, main_#t~mem272#1.offset, main_#t~mem273#1, main_#t~post274#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~ite232#1.base, main_#t~ite232#1.offset, main_#t~mem231#1.base, main_#t~mem231#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset, main_~bound~0#1, main_~temp~0#1.base, main_~temp~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;havoc main_#t~nondet4#1;main_~bound~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 5029#L815 assume !(main_~bound~0#1 % 4294967296 > 10000);call write~int#2(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 4774#L816-4 [2023-11-26 11:56:52,626 INFO L750 eck$LassoCheckResult]: Loop: 4774#L816-4 call main_#t~mem7#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 4775#L816-1 assume !!(main_#t~mem7#1 % 4294967296 < main_~bound~0#1 % 4294967296);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; 4908#L818 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 4761#L818-2 call main_#t~mem9#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#0(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#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem11#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#0(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; 4762#L823-269 havoc main_~_ha_hashv~0#1; 4737#L823-176 goto; 4738#L823-174 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; 5018#L823-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 4983#L823-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch33#1 := 11 == main_~_hj_k~0#1; 4984#L823-73 assume !main_#t~switch33#1; 5009#L823-75 main_#t~switch33#1 := main_#t~switch33#1 || 10 == main_~_hj_k~0#1; 5019#L823-76 assume !main_#t~switch33#1; 5013#L823-78 main_#t~switch33#1 := main_#t~switch33#1 || 9 == main_~_hj_k~0#1; 4928#L823-79 assume !main_#t~switch33#1; 4929#L823-81 main_#t~switch33#1 := main_#t~switch33#1 || 8 == main_~_hj_k~0#1; 4832#L823-82 assume !main_#t~switch33#1; 4833#L823-84 main_#t~switch33#1 := main_#t~switch33#1 || 7 == main_~_hj_k~0#1; 4960#L823-85 assume !main_#t~switch33#1; 4935#L823-87 main_#t~switch33#1 := main_#t~switch33#1 || 6 == main_~_hj_k~0#1; 4936#L823-88 assume !main_#t~switch33#1; 5042#L823-90 main_#t~switch33#1 := main_#t~switch33#1 || 5 == main_~_hj_k~0#1; 4755#L823-91 assume !main_#t~switch33#1; 4756#L823-93 main_#t~switch33#1 := main_#t~switch33#1 || 4 == main_~_hj_k~0#1; 4810#L823-94 assume main_#t~switch33#1;call main_#t~mem41#1 := read~int#0(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; 4811#L823-96 main_#t~switch33#1 := main_#t~switch33#1 || 3 == main_~_hj_k~0#1; 5023#L823-97 assume main_#t~switch33#1;call main_#t~mem42#1 := read~int#0(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; 5037#L823-99 main_#t~switch33#1 := main_#t~switch33#1 || 2 == main_~_hj_k~0#1; 5044#L823-100 assume main_#t~switch33#1;call main_#t~mem43#1 := read~int#0(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; 5062#L823-102 main_#t~switch33#1 := main_#t~switch33#1 || 1 == main_~_hj_k~0#1; 5071#L823-103 assume main_#t~switch33#1;call main_#t~mem44#1 := read~int#0(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; 5072#L823-105 havoc main_#t~switch33#1; 5084#L823-171 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; 4795#L823-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet45#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 4796#L823-113 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; 4920#L823-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 4921#L823-116 assume 0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296;main_#t~nondet46#1 := main_~_hj_j~0#1; 4834#L823-120 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; 4835#L823-121 assume !(0 == main_~_ha_hashv~0#1 % 4294967296); 5073#L823-123 assume 0 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296;main_#t~nondet47#1 := main_~_ha_hashv~0#1; 4767#L823-127 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; 4768#L823-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet48#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 4765#L823-134 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; 4766#L823-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet49#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 4868#L823-141 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; 5036#L823-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet50#1 := main_~_hj_j~0#1 % 4294967296 / 32; 4873#L823-148 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; 4779#L823-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet51#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 4780#L823-155 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; 4786#L823-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet52#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 4787#L823-162 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; 4874#L823-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet53#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 4841#L823-169 main_~_ha_hashv~0#1 := main_#t~nondet53#1;havoc main_#t~nondet53#1; 4842#L823-170 goto; 4859#L823-172 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; 4899#L823-173 goto; 4900#L823-175 goto; 4939#L823-266 call write~int#0(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$#0(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#0(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 4748#L823-178 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~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#0(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; 4750#L823-194 call write~$Pointer$#0(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~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$#0(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call main_#t~mem74#1.base, main_#t~mem74#1.offset := read~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem75#1 := read~int#0(main_#t~mem74#1.base, 20 + main_#t~mem74#1.offset, 4);call write~$Pointer$#0(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~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$#0(main_#t~mem76#1.base, 16 + main_#t~mem76#1.offset, 4);call write~$Pointer$#0(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~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#0(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; 5043#L823-193 goto; 4805#L823-264 havoc main_~_ha_bkt~0#1;call main_#t~mem79#1.base, main_#t~mem79#1.offset := read~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem80#1 := read~int#0(main_#t~mem79#1.base, 12 + main_#t~mem79#1.offset, 4);main_#t~post81#1 := main_#t~mem80#1;call write~int#0(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; 4739#L823-203 call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem83#1 := read~int#0(main_#t~mem82#1.base, 4 + main_#t~mem82#1.offset, 4); 4740#L823-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem83#1 - 1) % 4294967296;main_#t~nondet84#1 := 0; 5024#L823-201 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; 5007#L823-202 goto; 5008#L823-261 call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$#0(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#0(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#0(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~$Pointer$#0(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#0(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, 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~$Pointer$#0(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 5066#L823-205 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~$Pointer$#0(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#0(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; 4856#L823-207 call write~$Pointer$#0(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#0(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem92#1 := read~int#0(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; 4857#L823-208 assume main_#t~short96#1;call main_#t~mem94#1.base, main_#t~mem94#1.offset := read~$Pointer$#0(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem95#1 := read~int#0(main_#t~mem94#1.base, 36 + main_#t~mem94#1.offset, 4);main_#t~short96#1 := 0 == main_#t~mem95#1 % 4294967296; 5057#L823-210 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; 4717#L823-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 4718#L823-260 goto; 4991#L823-262 havoc main_~_ha_bkt~0#1; 4901#L823-263 goto; 4902#L823-265 goto; 4966#L823-267 havoc main_~_ha_hashv~0#1; 4967#L823-268 goto; 4916#L816-3 call main_#t~mem5#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post6#1 := main_#t~mem5#1;call write~int#2(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; 4774#L816-4 [2023-11-26 11:56:52,627 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:56:52,628 INFO L85 PathProgramCache]: Analyzing trace with hash 65608, now seen corresponding path program 6 times [2023-11-26 11:56:52,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:56:52,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2012540444] [2023-11-26 11:56:52,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:52,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:56:52,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:56:52,661 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 11:56:52,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:56:52,688 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 11:56:52,689 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:56:52,689 INFO L85 PathProgramCache]: Analyzing trace with hash 1502975990, now seen corresponding path program 1 times [2023-11-26 11:56:52,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:56:52,690 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1112987499] [2023-11-26 11:56:52,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:52,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:56:52,763 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 11:56:52,764 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1549192716] [2023-11-26 11:56:52,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:52,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:56:52,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:56:52,768 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:56:52,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-26 11:56:53,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:53,168 INFO L262 TraceCheckSpWp]: Trace formula consists of 511 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-26 11:56:53,171 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:56:53,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:56:53,293 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:56:53,293 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:56:53,293 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1112987499] [2023-11-26 11:56:53,293 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 11:56:53,293 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1549192716] [2023-11-26 11:56:53,294 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1549192716] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:56:53,294 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:56:53,294 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-26 11:56:53,294 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1339153260] [2023-11-26 11:56:53,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:56:53,295 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-26 11:56:53,295 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:56:53,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-26 11:56:53,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-26 11:56:53,296 INFO L87 Difference]: Start difference. First operand 405 states and 585 transitions. cyclomatic complexity: 184 Second operand has 7 states, 7 states have (on average 11.142857142857142) internal successors, (78), 7 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:56:54,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:56:54,138 INFO L93 Difference]: Finished difference Result 419 states and 605 transitions. [2023-11-26 11:56:54,138 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 419 states and 605 transitions. [2023-11-26 11:56:54,142 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 408 [2023-11-26 11:56:54,147 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 419 states to 419 states and 605 transitions. [2023-11-26 11:56:54,147 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 419 [2023-11-26 11:56:54,148 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 419 [2023-11-26 11:56:54,148 INFO L73 IsDeterministic]: Start isDeterministic. Operand 419 states and 605 transitions. [2023-11-26 11:56:54,149 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 11:56:54,150 INFO L218 hiAutomatonCegarLoop]: Abstraction has 419 states and 605 transitions. [2023-11-26 11:56:54,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 419 states and 605 transitions. [2023-11-26 11:56:54,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 419 to 411. [2023-11-26 11:56:54,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 411 states, 407 states have (on average 1.4447174447174447) internal successors, (588), 406 states have internal predecessors, (588), 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) [2023-11-26 11:56:54,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 411 states and 594 transitions. [2023-11-26 11:56:54,162 INFO L240 hiAutomatonCegarLoop]: Abstraction has 411 states and 594 transitions. [2023-11-26 11:56:54,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-26 11:56:54,163 INFO L428 stractBuchiCegarLoop]: Abstraction has 411 states and 594 transitions. [2023-11-26 11:56:54,163 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2023-11-26 11:56:54,163 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 411 states and 594 transitions. [2023-11-26 11:56:54,166 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 400 [2023-11-26 11:56:54,166 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 11:56:54,166 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 11:56:54,167 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-26 11:56:54,167 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:56:54,167 INFO L748 eck$LassoCheckResult]: Stem: 6088#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#1(48, 1, 0, 1);call write~init~int#1(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 6089#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, 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~mem5#1, main_#t~post6#1, main_#t~mem7#1, main_#t~mem168#1, main_#t~mem167#1, main_#t~mem169#1, main_#t~mem170#1, main_#t~mem172#1, main_#t~mem171#1, main_#t~mem173#1, main_#t~mem174#1, main_#t~mem176#1, main_#t~mem175#1, main_#t~mem177#1, main_#t~mem178#1, main_#t~nondet179#1, main_#t~nondet180#1, main_#t~nondet181#1, main_#t~nondet182#1, main_#t~nondet183#1, main_#t~nondet184#1, main_#t~nondet185#1, main_#t~nondet186#1, main_#t~nondet187#1, main_#t~switch188#1, main_#t~mem189#1, main_#t~mem190#1, main_#t~mem191#1, main_#t~mem192#1, main_#t~mem193#1, main_#t~mem194#1, main_#t~mem195#1, main_#t~mem196#1, main_#t~mem197#1, main_#t~mem198#1, main_#t~mem199#1, main_#t~nondet200#1, main_#t~nondet201#1, main_#t~nondet202#1, main_#t~nondet203#1, main_#t~nondet204#1, main_#t~nondet205#1, main_#t~nondet206#1, main_#t~nondet207#1, main_#t~nondet208#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~mem209#1.base, main_#t~mem209#1.offset, main_#t~mem210#1, main_#t~nondet211#1, main_#t~mem212#1.base, main_#t~mem212#1.offset, main_#t~mem213#1.base, main_#t~mem213#1.offset, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1.base, main_#t~mem215#1.offset, main_#t~mem216#1.base, main_#t~mem216#1.offset, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem218#1.base, main_#t~mem218#1.offset, main_#t~mem219#1, main_#t~mem220#1, main_#t~mem221#1, main_#t~short222#1, main_#t~mem223#1.base, main_#t~mem223#1.offset, main_#t~ret224#1, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~mem226#1.base, main_#t~mem226#1.offset, main_#t~mem227#1.base, main_#t~mem227#1.offset, main_#t~mem228#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem165#1, main_#t~mem166#1, main_#t~ite230#1.base, main_#t~ite230#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~mem233#1.base, main_#t~mem233#1.offset, main_#t~mem234#1.base, main_#t~mem234#1.offset, main_#t~short235#1, 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.base, main_#t~mem242#1.offset, main_#t~mem243#1.base, main_#t~mem243#1.offset, main_#t~mem244#1, main_#t~mem245#1.base, main_#t~mem245#1.offset, main_#t~mem246#1.base, main_#t~mem246#1.offset, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1, 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.base, main_#t~mem252#1.offset, main_#t~mem253#1.base, main_#t~mem253#1.offset, main_#t~mem254#1, main_#t~mem255#1.base, main_#t~mem255#1.offset, main_#t~mem258#1, main_#t~mem256#1.base, main_#t~mem256#1.offset, main_#t~mem257#1, main_#t~nondet259#1, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1, main_#t~post263#1, 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_#t~mem270#1.base, main_#t~mem270#1.offset, main_#t~mem271#1.base, main_#t~mem271#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem272#1.base, main_#t~mem272#1.offset, main_#t~mem273#1, main_#t~post274#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~ite232#1.base, main_#t~ite232#1.offset, main_#t~mem231#1.base, main_#t~mem231#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset, main_~bound~0#1, main_~temp~0#1.base, main_~temp~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;havoc main_#t~nondet4#1;main_~bound~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 6100#L815 assume !(main_~bound~0#1 % 4294967296 > 10000);call write~int#2(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 5845#L816-4 [2023-11-26 11:56:54,168 INFO L750 eck$LassoCheckResult]: Loop: 5845#L816-4 call main_#t~mem7#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 5846#L816-1 assume !!(main_#t~mem7#1 % 4294967296 < main_~bound~0#1 % 4294967296);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; 5981#L818 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 5832#L818-2 call main_#t~mem9#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#0(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#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem11#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#0(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; 5833#L823-269 havoc main_~_ha_hashv~0#1; 5808#L823-176 goto; 5809#L823-174 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; 6143#L823-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 6187#L823-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch33#1 := 11 == main_~_hj_k~0#1; 6186#L823-73 assume !main_#t~switch33#1; 6185#L823-75 main_#t~switch33#1 := main_#t~switch33#1 || 10 == main_~_hj_k~0#1; 6184#L823-76 assume !main_#t~switch33#1; 6183#L823-78 main_#t~switch33#1 := main_#t~switch33#1 || 9 == main_~_hj_k~0#1; 6182#L823-79 assume !main_#t~switch33#1; 6181#L823-81 main_#t~switch33#1 := main_#t~switch33#1 || 8 == main_~_hj_k~0#1; 6180#L823-82 assume !main_#t~switch33#1; 6179#L823-84 main_#t~switch33#1 := main_#t~switch33#1 || 7 == main_~_hj_k~0#1; 6178#L823-85 assume !main_#t~switch33#1; 6177#L823-87 main_#t~switch33#1 := main_#t~switch33#1 || 6 == main_~_hj_k~0#1; 6175#L823-88 assume !main_#t~switch33#1; 6174#L823-90 main_#t~switch33#1 := main_#t~switch33#1 || 5 == main_~_hj_k~0#1; 5826#L823-91 assume !main_#t~switch33#1; 5827#L823-93 main_#t~switch33#1 := main_#t~switch33#1 || 4 == main_~_hj_k~0#1; 5883#L823-94 assume main_#t~switch33#1;call main_#t~mem41#1 := read~int#0(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; 5884#L823-96 main_#t~switch33#1 := main_#t~switch33#1 || 3 == main_~_hj_k~0#1; 6094#L823-97 assume main_#t~switch33#1;call main_#t~mem42#1 := read~int#0(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; 6108#L823-99 main_#t~switch33#1 := main_#t~switch33#1 || 2 == main_~_hj_k~0#1; 6115#L823-100 assume main_#t~switch33#1;call main_#t~mem43#1 := read~int#0(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; 6133#L823-102 main_#t~switch33#1 := main_#t~switch33#1 || 1 == main_~_hj_k~0#1; 6142#L823-103 assume main_#t~switch33#1;call main_#t~mem44#1 := read~int#0(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; 6140#L823-105 havoc main_#t~switch33#1; 6025#L823-171 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; 5866#L823-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet45#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 5867#L823-113 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; 5993#L823-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 5994#L823-116 assume !(0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296); 6070#L823-118 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; 6151#L823-120 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; 6149#L823-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet47#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 6029#L823-127 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; 6147#L823-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet48#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 5836#L823-134 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; 5837#L823-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet49#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 5941#L823-141 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; 6107#L823-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet50#1 := main_~_hj_j~0#1 % 4294967296 / 32; 5946#L823-148 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; 5850#L823-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet51#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 5851#L823-155 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; 5857#L823-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet52#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 5858#L823-162 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; 5947#L823-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet53#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 5914#L823-169 main_~_ha_hashv~0#1 := main_#t~nondet53#1;havoc main_#t~nondet53#1; 5915#L823-170 goto; 5932#L823-172 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; 5972#L823-173 goto; 5973#L823-175 goto; 6012#L823-266 call write~int#0(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$#0(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#0(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 5819#L823-178 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~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#0(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; 5821#L823-194 call write~$Pointer$#0(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~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$#0(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call main_#t~mem74#1.base, main_#t~mem74#1.offset := read~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem75#1 := read~int#0(main_#t~mem74#1.base, 20 + main_#t~mem74#1.offset, 4);call write~$Pointer$#0(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~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$#0(main_#t~mem76#1.base, 16 + main_#t~mem76#1.offset, 4);call write~$Pointer$#0(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~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#0(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; 6114#L823-193 goto; 5876#L823-264 havoc main_~_ha_bkt~0#1;call main_#t~mem79#1.base, main_#t~mem79#1.offset := read~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem80#1 := read~int#0(main_#t~mem79#1.base, 12 + main_#t~mem79#1.offset, 4);main_#t~post81#1 := main_#t~mem80#1;call write~int#0(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; 5810#L823-203 call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem83#1 := read~int#0(main_#t~mem82#1.base, 4 + main_#t~mem82#1.offset, 4); 5811#L823-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem83#1 - 1) % 4294967296;main_#t~nondet84#1 := 0; 6095#L823-201 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; 6079#L823-202 goto; 6080#L823-261 call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$#0(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#0(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#0(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~$Pointer$#0(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#0(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, 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~$Pointer$#0(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 6137#L823-205 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~$Pointer$#0(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#0(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; 5929#L823-207 call write~$Pointer$#0(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#0(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem92#1 := read~int#0(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; 5930#L823-208 assume main_#t~short96#1;call main_#t~mem94#1.base, main_#t~mem94#1.offset := read~$Pointer$#0(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem95#1 := read~int#0(main_#t~mem94#1.base, 36 + main_#t~mem94#1.offset, 4);main_#t~short96#1 := 0 == main_#t~mem95#1 % 4294967296; 6128#L823-210 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; 5788#L823-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 5789#L823-260 goto; 6064#L823-262 havoc main_~_ha_bkt~0#1; 5974#L823-263 goto; 5975#L823-265 goto; 6039#L823-267 havoc main_~_ha_hashv~0#1; 6040#L823-268 goto; 5989#L816-3 call main_#t~mem5#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post6#1 := main_#t~mem5#1;call write~int#2(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; 5845#L816-4 [2023-11-26 11:56:54,168 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:56:54,168 INFO L85 PathProgramCache]: Analyzing trace with hash 65608, now seen corresponding path program 7 times [2023-11-26 11:56:54,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:56:54,169 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [506336316] [2023-11-26 11:56:54,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:54,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:56:54,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:56:54,183 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 11:56:54,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:56:54,199 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 11:56:54,200 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:56:54,200 INFO L85 PathProgramCache]: Analyzing trace with hash -1567129638, now seen corresponding path program 1 times [2023-11-26 11:56:54,200 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:56:54,200 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1870691879] [2023-11-26 11:56:54,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:54,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:56:54,256 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 11:56:54,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1610924348] [2023-11-26 11:56:54,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:54,257 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:56:54,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:56:54,263 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:56:54,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-26 11:57:09,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:57:09,394 INFO L262 TraceCheckSpWp]: Trace formula consists of 509 conjuncts, 68 conjunts are in the unsatisfiable core [2023-11-26 11:57:09,400 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:57:09,794 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-26 11:57:09,795 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 44 treesize of output 22 [2023-11-26 11:57:10,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:57:10,276 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:57:10,276 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:57:10,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1870691879] [2023-11-26 11:57:10,278 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 11:57:10,279 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1610924348] [2023-11-26 11:57:10,281 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1610924348] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:57:10,282 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:57:10,282 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-11-26 11:57:10,282 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746065255] [2023-11-26 11:57:10,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:57:10,283 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-26 11:57:10,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:57:10,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-26 11:57:10,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2023-11-26 11:57:10,286 INFO L87 Difference]: Start difference. First operand 411 states and 594 transitions. cyclomatic complexity: 187 Second operand has 13 states, 13 states have (on average 6.0) internal successors, (78), 13 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:57:14,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:57:14,321 INFO L93 Difference]: Finished difference Result 435 states and 621 transitions. [2023-11-26 11:57:14,321 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 435 states and 621 transitions. [2023-11-26 11:57:14,325 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 424 [2023-11-26 11:57:14,330 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 435 states to 435 states and 621 transitions. [2023-11-26 11:57:14,330 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 435 [2023-11-26 11:57:14,331 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 435 [2023-11-26 11:57:14,331 INFO L73 IsDeterministic]: Start isDeterministic. Operand 435 states and 621 transitions. [2023-11-26 11:57:14,332 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 11:57:14,332 INFO L218 hiAutomatonCegarLoop]: Abstraction has 435 states and 621 transitions. [2023-11-26 11:57:14,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 435 states and 621 transitions. [2023-11-26 11:57:14,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 435 to 422. [2023-11-26 11:57:14,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 422 states, 418 states have (on average 1.4354066985645932) internal successors, (600), 417 states have internal predecessors, (600), 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) [2023-11-26 11:57:14,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 606 transitions. [2023-11-26 11:57:14,344 INFO L240 hiAutomatonCegarLoop]: Abstraction has 422 states and 606 transitions. [2023-11-26 11:57:14,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-26 11:57:14,347 INFO L428 stractBuchiCegarLoop]: Abstraction has 422 states and 606 transitions. [2023-11-26 11:57:14,347 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2023-11-26 11:57:14,348 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 422 states and 606 transitions. [2023-11-26 11:57:14,350 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 411 [2023-11-26 11:57:14,350 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 11:57:14,350 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 11:57:14,351 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-26 11:57:14,351 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:57:14,351 INFO L748 eck$LassoCheckResult]: Stem: 7185#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#1(48, 1, 0, 1);call write~init~int#1(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 7186#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, 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~mem5#1, main_#t~post6#1, main_#t~mem7#1, main_#t~mem168#1, main_#t~mem167#1, main_#t~mem169#1, main_#t~mem170#1, main_#t~mem172#1, main_#t~mem171#1, main_#t~mem173#1, main_#t~mem174#1, main_#t~mem176#1, main_#t~mem175#1, main_#t~mem177#1, main_#t~mem178#1, main_#t~nondet179#1, main_#t~nondet180#1, main_#t~nondet181#1, main_#t~nondet182#1, main_#t~nondet183#1, main_#t~nondet184#1, main_#t~nondet185#1, main_#t~nondet186#1, main_#t~nondet187#1, main_#t~switch188#1, main_#t~mem189#1, main_#t~mem190#1, main_#t~mem191#1, main_#t~mem192#1, main_#t~mem193#1, main_#t~mem194#1, main_#t~mem195#1, main_#t~mem196#1, main_#t~mem197#1, main_#t~mem198#1, main_#t~mem199#1, main_#t~nondet200#1, main_#t~nondet201#1, main_#t~nondet202#1, main_#t~nondet203#1, main_#t~nondet204#1, main_#t~nondet205#1, main_#t~nondet206#1, main_#t~nondet207#1, main_#t~nondet208#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~mem209#1.base, main_#t~mem209#1.offset, main_#t~mem210#1, main_#t~nondet211#1, main_#t~mem212#1.base, main_#t~mem212#1.offset, main_#t~mem213#1.base, main_#t~mem213#1.offset, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1.base, main_#t~mem215#1.offset, main_#t~mem216#1.base, main_#t~mem216#1.offset, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem218#1.base, main_#t~mem218#1.offset, main_#t~mem219#1, main_#t~mem220#1, main_#t~mem221#1, main_#t~short222#1, main_#t~mem223#1.base, main_#t~mem223#1.offset, main_#t~ret224#1, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~mem226#1.base, main_#t~mem226#1.offset, main_#t~mem227#1.base, main_#t~mem227#1.offset, main_#t~mem228#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem165#1, main_#t~mem166#1, main_#t~ite230#1.base, main_#t~ite230#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~mem233#1.base, main_#t~mem233#1.offset, main_#t~mem234#1.base, main_#t~mem234#1.offset, main_#t~short235#1, 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.base, main_#t~mem242#1.offset, main_#t~mem243#1.base, main_#t~mem243#1.offset, main_#t~mem244#1, main_#t~mem245#1.base, main_#t~mem245#1.offset, main_#t~mem246#1.base, main_#t~mem246#1.offset, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1, 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.base, main_#t~mem252#1.offset, main_#t~mem253#1.base, main_#t~mem253#1.offset, main_#t~mem254#1, main_#t~mem255#1.base, main_#t~mem255#1.offset, main_#t~mem258#1, main_#t~mem256#1.base, main_#t~mem256#1.offset, main_#t~mem257#1, main_#t~nondet259#1, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1, main_#t~post263#1, 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_#t~mem270#1.base, main_#t~mem270#1.offset, main_#t~mem271#1.base, main_#t~mem271#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem272#1.base, main_#t~mem272#1.offset, main_#t~mem273#1, main_#t~post274#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~ite232#1.base, main_#t~ite232#1.offset, main_#t~mem231#1.base, main_#t~mem231#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset, main_~bound~0#1, main_~temp~0#1.base, main_~temp~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;havoc main_#t~nondet4#1;main_~bound~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 7200#L815 assume !(main_~bound~0#1 % 4294967296 > 10000);call write~int#2(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 6942#L816-4 [2023-11-26 11:57:14,352 INFO L750 eck$LassoCheckResult]: Loop: 6942#L816-4 call main_#t~mem7#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 6943#L816-1 assume !!(main_#t~mem7#1 % 4294967296 < main_~bound~0#1 % 4294967296);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; 7076#L818 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 6929#L818-2 call main_#t~mem9#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#0(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#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem11#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#0(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; 6930#L823-269 havoc main_~_ha_hashv~0#1; 6905#L823-176 goto; 6906#L823-174 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; 7187#L823-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 7188#L823-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch33#1 := 11 == main_~_hj_k~0#1; 7178#L823-73 assume !main_#t~switch33#1; 7179#L823-75 main_#t~switch33#1 := main_#t~switch33#1 || 10 == main_~_hj_k~0#1; 7189#L823-76 assume !main_#t~switch33#1; 7190#L823-78 main_#t~switch33#1 := main_#t~switch33#1 || 9 == main_~_hj_k~0#1; 7096#L823-79 assume !main_#t~switch33#1; 7097#L823-81 main_#t~switch33#1 := main_#t~switch33#1 || 8 == main_~_hj_k~0#1; 7000#L823-82 assume !main_#t~switch33#1; 7001#L823-84 main_#t~switch33#1 := main_#t~switch33#1 || 7 == main_~_hj_k~0#1; 7128#L823-85 assume !main_#t~switch33#1; 7103#L823-87 main_#t~switch33#1 := main_#t~switch33#1 || 6 == main_~_hj_k~0#1; 7104#L823-88 assume !main_#t~switch33#1; 7213#L823-90 main_#t~switch33#1 := main_#t~switch33#1 || 5 == main_~_hj_k~0#1; 6923#L823-91 assume !main_#t~switch33#1; 6924#L823-93 main_#t~switch33#1 := main_#t~switch33#1 || 4 == main_~_hj_k~0#1; 6978#L823-94 assume main_#t~switch33#1;call main_#t~mem41#1 := read~int#0(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; 6979#L823-96 main_#t~switch33#1 := main_#t~switch33#1 || 3 == main_~_hj_k~0#1; 7194#L823-97 assume main_#t~switch33#1;call main_#t~mem42#1 := read~int#0(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; 7208#L823-99 main_#t~switch33#1 := main_#t~switch33#1 || 2 == main_~_hj_k~0#1; 7215#L823-100 assume main_#t~switch33#1;call main_#t~mem43#1 := read~int#0(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; 7235#L823-102 main_#t~switch33#1 := main_#t~switch33#1 || 1 == main_~_hj_k~0#1; 7243#L823-103 assume main_#t~switch33#1;call main_#t~mem44#1 := read~int#0(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; 7241#L823-105 havoc main_#t~switch33#1; 7120#L823-171 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; 6963#L823-107 assume !(0 == main_~_hj_i~0#1 % 4294967296); 6965#L823-109 assume !(0 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296); 7229#L823-111 assume main_~_hj_i~0#1 % 4294967296 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296;main_#t~nondet45#1 := 0; 7244#L823-113 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; 7284#L823-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet46#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 7281#L823-120 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; 7250#L823-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet47#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 7124#L823-127 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; 7247#L823-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet48#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 6933#L823-134 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; 6934#L823-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet49#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 7036#L823-141 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; 7207#L823-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet50#1 := main_~_hj_j~0#1 % 4294967296 / 32; 7041#L823-148 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; 6947#L823-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet51#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 6948#L823-155 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; 6954#L823-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet52#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 6955#L823-162 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; 7042#L823-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet53#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 7009#L823-169 main_~_ha_hashv~0#1 := main_#t~nondet53#1;havoc main_#t~nondet53#1; 7010#L823-170 goto; 7027#L823-172 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; 7067#L823-173 goto; 7068#L823-175 goto; 7107#L823-266 call write~int#0(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$#0(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#0(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 6916#L823-178 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~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#0(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; 6918#L823-194 call write~$Pointer$#0(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~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$#0(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call main_#t~mem74#1.base, main_#t~mem74#1.offset := read~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem75#1 := read~int#0(main_#t~mem74#1.base, 20 + main_#t~mem74#1.offset, 4);call write~$Pointer$#0(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~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$#0(main_#t~mem76#1.base, 16 + main_#t~mem76#1.offset, 4);call write~$Pointer$#0(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~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#0(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; 7214#L823-193 goto; 6973#L823-264 havoc main_~_ha_bkt~0#1;call main_#t~mem79#1.base, main_#t~mem79#1.offset := read~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem80#1 := read~int#0(main_#t~mem79#1.base, 12 + main_#t~mem79#1.offset, 4);main_#t~post81#1 := main_#t~mem80#1;call write~int#0(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; 6907#L823-203 call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem83#1 := read~int#0(main_#t~mem82#1.base, 4 + main_#t~mem82#1.offset, 4); 6908#L823-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem83#1 - 1) % 4294967296;main_#t~nondet84#1 := 0; 7195#L823-201 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; 7176#L823-202 goto; 7177#L823-261 call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$#0(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#0(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#0(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~$Pointer$#0(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#0(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, 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~$Pointer$#0(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 7238#L823-205 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~$Pointer$#0(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#0(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; 7024#L823-207 call write~$Pointer$#0(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#0(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem92#1 := read~int#0(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; 7025#L823-208 assume main_#t~short96#1;call main_#t~mem94#1.base, main_#t~mem94#1.offset := read~$Pointer$#0(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem95#1 := read~int#0(main_#t~mem94#1.base, 36 + main_#t~mem94#1.offset, 4);main_#t~short96#1 := 0 == main_#t~mem95#1 % 4294967296; 7230#L823-210 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; 6885#L823-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 6886#L823-260 goto; 7161#L823-262 havoc main_~_ha_bkt~0#1; 7069#L823-263 goto; 7070#L823-265 goto; 7134#L823-267 havoc main_~_ha_hashv~0#1; 7135#L823-268 goto; 7084#L816-3 call main_#t~mem5#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post6#1 := main_#t~mem5#1;call write~int#2(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; 6942#L816-4 [2023-11-26 11:57:14,352 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:57:14,353 INFO L85 PathProgramCache]: Analyzing trace with hash 65608, now seen corresponding path program 8 times [2023-11-26 11:57:14,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:57:14,353 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1778617351] [2023-11-26 11:57:14,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:57:14,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:57:14,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:57:14,366 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 11:57:14,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:57:14,381 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 11:57:14,381 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:57:14,381 INFO L85 PathProgramCache]: Analyzing trace with hash -1283144644, now seen corresponding path program 1 times [2023-11-26 11:57:14,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:57:14,382 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1263642464] [2023-11-26 11:57:14,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:57:14,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:57:14,452 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 11:57:14,452 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1397699120] [2023-11-26 11:57:14,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:57:14,453 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:57:14,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:57:14,459 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:57:14,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-26 11:57:14,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:57:14,885 INFO L262 TraceCheckSpWp]: Trace formula consists of 511 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-26 11:57:14,888 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:57:15,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:57:15,009 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:57:15,009 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:57:15,009 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1263642464] [2023-11-26 11:57:15,009 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 11:57:15,010 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1397699120] [2023-11-26 11:57:15,010 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1397699120] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:57:15,010 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:57:15,010 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-26 11:57:15,010 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798024782] [2023-11-26 11:57:15,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:57:15,011 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-26 11:57:15,011 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:57:15,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-26 11:57:15,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-11-26 11:57:15,012 INFO L87 Difference]: Start difference. First operand 422 states and 606 transitions. cyclomatic complexity: 188 Second operand has 7 states, 7 states have (on average 11.142857142857142) internal successors, (78), 7 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:57:15,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:57:15,432 INFO L93 Difference]: Finished difference Result 432 states and 618 transitions. [2023-11-26 11:57:15,432 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 432 states and 618 transitions. [2023-11-26 11:57:15,436 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 421 [2023-11-26 11:57:15,441 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 432 states to 432 states and 618 transitions. [2023-11-26 11:57:15,442 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 432 [2023-11-26 11:57:15,443 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 432 [2023-11-26 11:57:15,443 INFO L73 IsDeterministic]: Start isDeterministic. Operand 432 states and 618 transitions. [2023-11-26 11:57:15,444 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 11:57:15,444 INFO L218 hiAutomatonCegarLoop]: Abstraction has 432 states and 618 transitions. [2023-11-26 11:57:15,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 432 states and 618 transitions. [2023-11-26 11:57:15,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 432 to 425. [2023-11-26 11:57:15,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 425 states, 421 states have (on average 1.4346793349168645) internal successors, (604), 420 states have internal predecessors, (604), 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) [2023-11-26 11:57:15,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 425 states and 610 transitions. [2023-11-26 11:57:15,457 INFO L240 hiAutomatonCegarLoop]: Abstraction has 425 states and 610 transitions. [2023-11-26 11:57:15,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-26 11:57:15,459 INFO L428 stractBuchiCegarLoop]: Abstraction has 425 states and 610 transitions. [2023-11-26 11:57:15,459 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2023-11-26 11:57:15,459 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 425 states and 610 transitions. [2023-11-26 11:57:15,462 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 414 [2023-11-26 11:57:15,462 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 11:57:15,462 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 11:57:15,463 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-26 11:57:15,463 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:57:15,463 INFO L748 eck$LassoCheckResult]: Stem: 8284#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#1(48, 1, 0, 1);call write~init~int#1(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 8285#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, 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~mem5#1, main_#t~post6#1, main_#t~mem7#1, main_#t~mem168#1, main_#t~mem167#1, main_#t~mem169#1, main_#t~mem170#1, main_#t~mem172#1, main_#t~mem171#1, main_#t~mem173#1, main_#t~mem174#1, main_#t~mem176#1, main_#t~mem175#1, main_#t~mem177#1, main_#t~mem178#1, main_#t~nondet179#1, main_#t~nondet180#1, main_#t~nondet181#1, main_#t~nondet182#1, main_#t~nondet183#1, main_#t~nondet184#1, main_#t~nondet185#1, main_#t~nondet186#1, main_#t~nondet187#1, main_#t~switch188#1, main_#t~mem189#1, main_#t~mem190#1, main_#t~mem191#1, main_#t~mem192#1, main_#t~mem193#1, main_#t~mem194#1, main_#t~mem195#1, main_#t~mem196#1, main_#t~mem197#1, main_#t~mem198#1, main_#t~mem199#1, main_#t~nondet200#1, main_#t~nondet201#1, main_#t~nondet202#1, main_#t~nondet203#1, main_#t~nondet204#1, main_#t~nondet205#1, main_#t~nondet206#1, main_#t~nondet207#1, main_#t~nondet208#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~mem209#1.base, main_#t~mem209#1.offset, main_#t~mem210#1, main_#t~nondet211#1, main_#t~mem212#1.base, main_#t~mem212#1.offset, main_#t~mem213#1.base, main_#t~mem213#1.offset, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1.base, main_#t~mem215#1.offset, main_#t~mem216#1.base, main_#t~mem216#1.offset, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem218#1.base, main_#t~mem218#1.offset, main_#t~mem219#1, main_#t~mem220#1, main_#t~mem221#1, main_#t~short222#1, main_#t~mem223#1.base, main_#t~mem223#1.offset, main_#t~ret224#1, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~mem226#1.base, main_#t~mem226#1.offset, main_#t~mem227#1.base, main_#t~mem227#1.offset, main_#t~mem228#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem165#1, main_#t~mem166#1, main_#t~ite230#1.base, main_#t~ite230#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~mem233#1.base, main_#t~mem233#1.offset, main_#t~mem234#1.base, main_#t~mem234#1.offset, main_#t~short235#1, 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.base, main_#t~mem242#1.offset, main_#t~mem243#1.base, main_#t~mem243#1.offset, main_#t~mem244#1, main_#t~mem245#1.base, main_#t~mem245#1.offset, main_#t~mem246#1.base, main_#t~mem246#1.offset, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1, 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.base, main_#t~mem252#1.offset, main_#t~mem253#1.base, main_#t~mem253#1.offset, main_#t~mem254#1, main_#t~mem255#1.base, main_#t~mem255#1.offset, main_#t~mem258#1, main_#t~mem256#1.base, main_#t~mem256#1.offset, main_#t~mem257#1, main_#t~nondet259#1, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1, main_#t~post263#1, 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_#t~mem270#1.base, main_#t~mem270#1.offset, main_#t~mem271#1.base, main_#t~mem271#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem272#1.base, main_#t~mem272#1.offset, main_#t~mem273#1, main_#t~post274#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~ite232#1.base, main_#t~ite232#1.offset, main_#t~mem231#1.base, main_#t~mem231#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset, main_~bound~0#1, main_~temp~0#1.base, main_~temp~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;havoc main_#t~nondet4#1;main_~bound~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 8298#L815 assume !(main_~bound~0#1 % 4294967296 > 10000);call write~int#2(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 8037#L816-4 [2023-11-26 11:57:15,464 INFO L750 eck$LassoCheckResult]: Loop: 8037#L816-4 call main_#t~mem7#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 8038#L816-1 assume !!(main_#t~mem7#1 % 4294967296 < main_~bound~0#1 % 4294967296);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; 8173#L818 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 8024#L818-2 call main_#t~mem9#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#0(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#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem11#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#0(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; 8025#L823-269 havoc main_~_ha_hashv~0#1; 8000#L823-176 goto; 8001#L823-174 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; 8344#L823-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 8249#L823-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch33#1 := 11 == main_~_hj_k~0#1; 8250#L823-73 assume !main_#t~switch33#1; 8323#L823-75 main_#t~switch33#1 := main_#t~switch33#1 || 10 == main_~_hj_k~0#1; 8324#L823-76 assume !main_#t~switch33#1; 8280#L823-78 main_#t~switch33#1 := main_#t~switch33#1 || 9 == main_~_hj_k~0#1; 8281#L823-79 assume !main_#t~switch33#1; 8253#L823-81 main_#t~switch33#1 := main_#t~switch33#1 || 8 == main_~_hj_k~0#1; 8254#L823-82 assume !main_#t~switch33#1; 8393#L823-84 main_#t~switch33#1 := main_#t~switch33#1 || 7 == main_~_hj_k~0#1; 8225#L823-85 assume !main_#t~switch33#1; 8226#L823-87 main_#t~switch33#1 := main_#t~switch33#1 || 6 == main_~_hj_k~0#1; 8389#L823-88 assume !main_#t~switch33#1; 8387#L823-90 main_#t~switch33#1 := main_#t~switch33#1 || 5 == main_~_hj_k~0#1; 8386#L823-91 assume !main_#t~switch33#1; 8073#L823-93 main_#t~switch33#1 := main_#t~switch33#1 || 4 == main_~_hj_k~0#1; 8074#L823-94 assume main_#t~switch33#1;call main_#t~mem41#1 := read~int#0(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; 8385#L823-96 main_#t~switch33#1 := main_#t~switch33#1 || 3 == main_~_hj_k~0#1; 8392#L823-97 assume main_#t~switch33#1;call main_#t~mem42#1 := read~int#0(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; 8391#L823-99 main_#t~switch33#1 := main_#t~switch33#1 || 2 == main_~_hj_k~0#1; 8390#L823-100 assume main_#t~switch33#1;call main_#t~mem43#1 := read~int#0(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; 8388#L823-102 main_#t~switch33#1 := main_#t~switch33#1 || 1 == main_~_hj_k~0#1; 8368#L823-103 assume main_#t~switch33#1;call main_#t~mem44#1 := read~int#0(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; 8367#L823-105 havoc main_#t~switch33#1; 8217#L823-171 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; 8058#L823-107 assume !(0 == main_~_hj_i~0#1 % 4294967296); 8060#L823-109 assume !(0 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296); 8327#L823-111 assume !(main_~_hj_i~0#1 % 4294967296 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296);assume main_#t~nondet45#1 % 4294967296 <= main_~_hj_i~0#1 % 4294967296 + main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296; 8347#L823-113 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; 8360#L823-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet46#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 8354#L823-120 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; 8352#L823-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet47#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 8221#L823-127 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; 8349#L823-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet48#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 8028#L823-134 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; 8029#L823-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet49#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 8133#L823-141 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; 8305#L823-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet50#1 := main_~_hj_j~0#1 % 4294967296 / 32; 8138#L823-148 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; 8042#L823-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet51#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 8043#L823-155 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; 8049#L823-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet52#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 8050#L823-162 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; 8139#L823-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet53#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 8106#L823-169 main_~_ha_hashv~0#1 := main_#t~nondet53#1;havoc main_#t~nondet53#1; 8107#L823-170 goto; 8124#L823-172 havoc main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset; 8164#L823-173 goto; 8165#L823-175 goto; 8204#L823-266 call write~int#0(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$#0(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#0(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 8011#L823-178 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~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#0(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; 8013#L823-194 call write~$Pointer$#0(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~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$#0(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call main_#t~mem74#1.base, main_#t~mem74#1.offset := read~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem75#1 := read~int#0(main_#t~mem74#1.base, 20 + main_#t~mem74#1.offset, 4);call write~$Pointer$#0(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~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$#0(main_#t~mem76#1.base, 16 + main_#t~mem76#1.offset, 4);call write~$Pointer$#0(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~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#0(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; 8312#L823-193 goto; 8068#L823-264 havoc main_~_ha_bkt~0#1;call main_#t~mem79#1.base, main_#t~mem79#1.offset := read~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem80#1 := read~int#0(main_#t~mem79#1.base, 12 + main_#t~mem79#1.offset, 4);main_#t~post81#1 := main_#t~mem80#1;call write~int#0(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; 8002#L823-203 call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem83#1 := read~int#0(main_#t~mem82#1.base, 4 + main_#t~mem82#1.offset, 4); 8003#L823-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem83#1 - 1) % 4294967296;main_#t~nondet84#1 := 0; 8293#L823-201 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; 8274#L823-202 goto; 8275#L823-261 call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$#0(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#0(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#0(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~$Pointer$#0(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#0(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, 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~$Pointer$#0(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 8337#L823-205 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~$Pointer$#0(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#0(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; 8121#L823-207 call write~$Pointer$#0(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#0(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem92#1 := read~int#0(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; 8122#L823-208 assume main_#t~short96#1;call main_#t~mem94#1.base, main_#t~mem94#1.offset := read~$Pointer$#0(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem95#1 := read~int#0(main_#t~mem94#1.base, 36 + main_#t~mem94#1.offset, 4);main_#t~short96#1 := 0 == main_#t~mem95#1 % 4294967296; 8328#L823-210 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; 7980#L823-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 7981#L823-260 goto; 8259#L823-262 havoc main_~_ha_bkt~0#1; 8166#L823-263 goto; 8167#L823-265 goto; 8232#L823-267 havoc main_~_ha_hashv~0#1; 8233#L823-268 goto; 8181#L816-3 call main_#t~mem5#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post6#1 := main_#t~mem5#1;call write~int#2(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; 8037#L816-4 [2023-11-26 11:57:15,464 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:57:15,464 INFO L85 PathProgramCache]: Analyzing trace with hash 65608, now seen corresponding path program 9 times [2023-11-26 11:57:15,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:57:15,465 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [422708148] [2023-11-26 11:57:15,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:57:15,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:57:15,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:57:15,479 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 11:57:15,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:57:15,501 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 11:57:15,502 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:57:15,502 INFO L85 PathProgramCache]: Analyzing trace with hash 962434810, now seen corresponding path program 1 times [2023-11-26 11:57:15,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:57:15,503 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [596953836] [2023-11-26 11:57:15,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:57:15,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:57:15,556 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 11:57:15,557 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1046473706] [2023-11-26 11:57:15,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:57:15,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:57:15,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:57:15,563 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:57:15,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-26 11:57:21,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:57:21,204 INFO L262 TraceCheckSpWp]: Trace formula consists of 509 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-26 11:57:21,206 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:57:21,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:57:21,626 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:57:21,626 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:57:21,627 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [596953836] [2023-11-26 11:57:21,627 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 11:57:21,627 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1046473706] [2023-11-26 11:57:21,627 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1046473706] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:57:21,627 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:57:21,628 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-26 11:57:21,631 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [210457773] [2023-11-26 11:57:21,631 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:57:21,632 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-26 11:57:21,632 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:57:21,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-26 11:57:21,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-26 11:57:21,633 INFO L87 Difference]: Start difference. First operand 425 states and 610 transitions. cyclomatic complexity: 189 Second operand has 7 states, 7 states have (on average 11.142857142857142) internal successors, (78), 7 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:57:22,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:57:22,867 INFO L93 Difference]: Finished difference Result 435 states and 622 transitions. [2023-11-26 11:57:22,867 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 435 states and 622 transitions. [2023-11-26 11:57:22,872 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 424 [2023-11-26 11:57:22,876 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 435 states to 435 states and 622 transitions. [2023-11-26 11:57:22,877 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 435 [2023-11-26 11:57:22,878 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 435 [2023-11-26 11:57:22,878 INFO L73 IsDeterministic]: Start isDeterministic. Operand 435 states and 622 transitions. [2023-11-26 11:57:22,879 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 11:57:22,879 INFO L218 hiAutomatonCegarLoop]: Abstraction has 435 states and 622 transitions. [2023-11-26 11:57:22,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 435 states and 622 transitions. [2023-11-26 11:57:22,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 435 to 425. [2023-11-26 11:57:22,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 425 states, 421 states have (on average 1.4346793349168645) internal successors, (604), 420 states have internal predecessors, (604), 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) [2023-11-26 11:57:22,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 425 states and 610 transitions. [2023-11-26 11:57:22,893 INFO L240 hiAutomatonCegarLoop]: Abstraction has 425 states and 610 transitions. [2023-11-26 11:57:22,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-26 11:57:22,894 INFO L428 stractBuchiCegarLoop]: Abstraction has 425 states and 610 transitions. [2023-11-26 11:57:22,894 INFO L335 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2023-11-26 11:57:22,895 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 425 states and 610 transitions. [2023-11-26 11:57:22,897 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 414 [2023-11-26 11:57:22,897 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 11:57:22,897 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 11:57:22,898 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-26 11:57:22,898 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:57:22,899 INFO L748 eck$LassoCheckResult]: Stem: 9387#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#1(48, 1, 0, 1);call write~init~int#1(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 9388#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, 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~mem5#1, main_#t~post6#1, main_#t~mem7#1, main_#t~mem168#1, main_#t~mem167#1, main_#t~mem169#1, main_#t~mem170#1, main_#t~mem172#1, main_#t~mem171#1, main_#t~mem173#1, main_#t~mem174#1, main_#t~mem176#1, main_#t~mem175#1, main_#t~mem177#1, main_#t~mem178#1, main_#t~nondet179#1, main_#t~nondet180#1, main_#t~nondet181#1, main_#t~nondet182#1, main_#t~nondet183#1, main_#t~nondet184#1, main_#t~nondet185#1, main_#t~nondet186#1, main_#t~nondet187#1, main_#t~switch188#1, main_#t~mem189#1, main_#t~mem190#1, main_#t~mem191#1, main_#t~mem192#1, main_#t~mem193#1, main_#t~mem194#1, main_#t~mem195#1, main_#t~mem196#1, main_#t~mem197#1, main_#t~mem198#1, main_#t~mem199#1, main_#t~nondet200#1, main_#t~nondet201#1, main_#t~nondet202#1, main_#t~nondet203#1, main_#t~nondet204#1, main_#t~nondet205#1, main_#t~nondet206#1, main_#t~nondet207#1, main_#t~nondet208#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~mem209#1.base, main_#t~mem209#1.offset, main_#t~mem210#1, main_#t~nondet211#1, main_#t~mem212#1.base, main_#t~mem212#1.offset, main_#t~mem213#1.base, main_#t~mem213#1.offset, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1.base, main_#t~mem215#1.offset, main_#t~mem216#1.base, main_#t~mem216#1.offset, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem218#1.base, main_#t~mem218#1.offset, main_#t~mem219#1, main_#t~mem220#1, main_#t~mem221#1, main_#t~short222#1, main_#t~mem223#1.base, main_#t~mem223#1.offset, main_#t~ret224#1, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~mem226#1.base, main_#t~mem226#1.offset, main_#t~mem227#1.base, main_#t~mem227#1.offset, main_#t~mem228#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem165#1, main_#t~mem166#1, main_#t~ite230#1.base, main_#t~ite230#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~mem233#1.base, main_#t~mem233#1.offset, main_#t~mem234#1.base, main_#t~mem234#1.offset, main_#t~short235#1, 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.base, main_#t~mem242#1.offset, main_#t~mem243#1.base, main_#t~mem243#1.offset, main_#t~mem244#1, main_#t~mem245#1.base, main_#t~mem245#1.offset, main_#t~mem246#1.base, main_#t~mem246#1.offset, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1, 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.base, main_#t~mem252#1.offset, main_#t~mem253#1.base, main_#t~mem253#1.offset, main_#t~mem254#1, main_#t~mem255#1.base, main_#t~mem255#1.offset, main_#t~mem258#1, main_#t~mem256#1.base, main_#t~mem256#1.offset, main_#t~mem257#1, main_#t~nondet259#1, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1, main_#t~post263#1, 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_#t~mem270#1.base, main_#t~mem270#1.offset, main_#t~mem271#1.base, main_#t~mem271#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem272#1.base, main_#t~mem272#1.offset, main_#t~mem273#1, main_#t~post274#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~ite232#1.base, main_#t~ite232#1.offset, main_#t~mem231#1.base, main_#t~mem231#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset, main_~bound~0#1, main_~temp~0#1.base, main_~temp~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;havoc main_#t~nondet4#1;main_~bound~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 9401#L815 assume !(main_~bound~0#1 % 4294967296 > 10000);call write~int#2(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 9140#L816-4 [2023-11-26 11:57:22,899 INFO L750 eck$LassoCheckResult]: Loop: 9140#L816-4 call main_#t~mem7#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 9141#L816-1 assume !!(main_#t~mem7#1 % 4294967296 < main_~bound~0#1 % 4294967296);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; 9276#L818 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 9127#L818-2 call main_#t~mem9#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#0(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#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem11#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#0(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; 9128#L823-269 havoc main_~_ha_hashv~0#1; 9103#L823-176 goto; 9104#L823-174 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; 9447#L823-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 9352#L823-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch33#1 := 11 == main_~_hj_k~0#1; 9353#L823-73 assume !main_#t~switch33#1; 9428#L823-75 main_#t~switch33#1 := main_#t~switch33#1 || 10 == main_~_hj_k~0#1; 9429#L823-76 assume !main_#t~switch33#1; 9383#L823-78 main_#t~switch33#1 := main_#t~switch33#1 || 9 == main_~_hj_k~0#1; 9384#L823-79 assume !main_#t~switch33#1; 9356#L823-81 main_#t~switch33#1 := main_#t~switch33#1 || 8 == main_~_hj_k~0#1; 9357#L823-82 assume !main_#t~switch33#1; 9495#L823-84 main_#t~switch33#1 := main_#t~switch33#1 || 7 == main_~_hj_k~0#1; 9328#L823-85 assume !main_#t~switch33#1; 9329#L823-87 main_#t~switch33#1 := main_#t~switch33#1 || 6 == main_~_hj_k~0#1; 9415#L823-88 assume !main_#t~switch33#1; 9416#L823-90 main_#t~switch33#1 := main_#t~switch33#1 || 5 == main_~_hj_k~0#1; 9121#L823-91 assume !main_#t~switch33#1; 9122#L823-93 main_#t~switch33#1 := main_#t~switch33#1 || 4 == main_~_hj_k~0#1; 9178#L823-94 assume !main_#t~switch33#1; 9180#L823-96 main_#t~switch33#1 := main_#t~switch33#1 || 3 == main_~_hj_k~0#1; 9395#L823-97 assume main_#t~switch33#1;call main_#t~mem42#1 := read~int#0(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; 9409#L823-99 main_#t~switch33#1 := main_#t~switch33#1 || 2 == main_~_hj_k~0#1; 9491#L823-100 assume main_#t~switch33#1;call main_#t~mem43#1 := read~int#0(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; 9489#L823-102 main_#t~switch33#1 := main_#t~switch33#1 || 1 == main_~_hj_k~0#1; 9485#L823-103 assume main_#t~switch33#1;call main_#t~mem44#1 := read~int#0(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; 9480#L823-105 havoc main_#t~switch33#1; 9477#L823-171 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; 9475#L823-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet45#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 9473#L823-113 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; 9472#L823-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 9471#L823-116 assume !(0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296); 9464#L823-118 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; 9459#L823-120 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; 9457#L823-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet47#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 9324#L823-127 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; 9454#L823-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet48#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 9131#L823-134 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; 9132#L823-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet49#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 9236#L823-141 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; 9408#L823-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet50#1 := main_~_hj_j~0#1 % 4294967296 / 32; 9241#L823-148 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; 9145#L823-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet51#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 9146#L823-155 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; 9152#L823-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet52#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 9153#L823-162 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; 9242#L823-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet53#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 9209#L823-169 main_~_ha_hashv~0#1 := main_#t~nondet53#1;havoc main_#t~nondet53#1; 9210#L823-170 goto; 9227#L823-172 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; 9267#L823-173 goto; 9268#L823-175 goto; 9307#L823-266 call write~int#0(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$#0(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#0(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 9114#L823-178 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~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#0(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; 9116#L823-194 call write~$Pointer$#0(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~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$#0(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call main_#t~mem74#1.base, main_#t~mem74#1.offset := read~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem75#1 := read~int#0(main_#t~mem74#1.base, 20 + main_#t~mem74#1.offset, 4);call write~$Pointer$#0(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~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$#0(main_#t~mem76#1.base, 16 + main_#t~mem76#1.offset, 4);call write~$Pointer$#0(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~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#0(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; 9417#L823-193 goto; 9171#L823-264 havoc main_~_ha_bkt~0#1;call main_#t~mem79#1.base, main_#t~mem79#1.offset := read~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem80#1 := read~int#0(main_#t~mem79#1.base, 12 + main_#t~mem79#1.offset, 4);main_#t~post81#1 := main_#t~mem80#1;call write~int#0(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; 9105#L823-203 call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem83#1 := read~int#0(main_#t~mem82#1.base, 4 + main_#t~mem82#1.offset, 4); 9106#L823-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem83#1 - 1) % 4294967296;main_#t~nondet84#1 := 0; 9396#L823-201 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; 9377#L823-202 goto; 9378#L823-261 call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$#0(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#0(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#0(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~$Pointer$#0(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#0(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, 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~$Pointer$#0(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 9443#L823-205 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~$Pointer$#0(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#0(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; 9224#L823-207 call write~$Pointer$#0(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#0(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem92#1 := read~int#0(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; 9225#L823-208 assume main_#t~short96#1;call main_#t~mem94#1.base, main_#t~mem94#1.offset := read~$Pointer$#0(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem95#1 := read~int#0(main_#t~mem94#1.base, 36 + main_#t~mem94#1.offset, 4);main_#t~short96#1 := 0 == main_#t~mem95#1 % 4294967296; 9433#L823-210 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; 9083#L823-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 9084#L823-260 goto; 9362#L823-262 havoc main_~_ha_bkt~0#1; 9269#L823-263 goto; 9270#L823-265 goto; 9335#L823-267 havoc main_~_ha_hashv~0#1; 9336#L823-268 goto; 9284#L816-3 call main_#t~mem5#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post6#1 := main_#t~mem5#1;call write~int#2(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; 9140#L816-4 [2023-11-26 11:57:22,900 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:57:22,900 INFO L85 PathProgramCache]: Analyzing trace with hash 65608, now seen corresponding path program 10 times [2023-11-26 11:57:22,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:57:22,900 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1794883565] [2023-11-26 11:57:22,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:57:22,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:57:22,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:57:22,920 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 11:57:22,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:57:22,938 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 11:57:22,939 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:57:22,939 INFO L85 PathProgramCache]: Analyzing trace with hash -180344228, now seen corresponding path program 1 times [2023-11-26 11:57:22,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:57:22,940 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [376736779] [2023-11-26 11:57:22,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:57:22,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:57:22,993 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 11:57:22,993 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1960600463] [2023-11-26 11:57:22,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:57:22,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:57:22,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:57:22,999 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:57:23,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-26 11:57:23,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:57:23,387 INFO L262 TraceCheckSpWp]: Trace formula consists of 503 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-26 11:57:23,389 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:57:23,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:57:23,444 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:57:23,444 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:57:23,444 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [376736779] [2023-11-26 11:57:23,445 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 11:57:23,445 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1960600463] [2023-11-26 11:57:23,445 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1960600463] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:57:23,445 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:57:23,445 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-26 11:57:23,446 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [135225204] [2023-11-26 11:57:23,446 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:57:23,446 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-26 11:57:23,446 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:57:23,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-26 11:57:23,447 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-26 11:57:23,448 INFO L87 Difference]: Start difference. First operand 425 states and 610 transitions. cyclomatic complexity: 189 Second operand has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:57:23,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:57:23,592 INFO L93 Difference]: Finished difference Result 483 states and 709 transitions. [2023-11-26 11:57:23,592 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 483 states and 709 transitions. [2023-11-26 11:57:23,596 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 472 [2023-11-26 11:57:23,602 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 483 states to 483 states and 709 transitions. [2023-11-26 11:57:23,602 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 483 [2023-11-26 11:57:23,603 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 483 [2023-11-26 11:57:23,603 INFO L73 IsDeterministic]: Start isDeterministic. Operand 483 states and 709 transitions. [2023-11-26 11:57:23,605 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 11:57:23,605 INFO L218 hiAutomatonCegarLoop]: Abstraction has 483 states and 709 transitions. [2023-11-26 11:57:23,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 483 states and 709 transitions. [2023-11-26 11:57:23,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 483 to 414. [2023-11-26 11:57:23,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 414 states, 410 states have (on average 1.4341463414634146) internal successors, (588), 409 states have internal predecessors, (588), 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) [2023-11-26 11:57:23,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 414 states and 594 transitions. [2023-11-26 11:57:23,618 INFO L240 hiAutomatonCegarLoop]: Abstraction has 414 states and 594 transitions. [2023-11-26 11:57:23,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-26 11:57:23,620 INFO L428 stractBuchiCegarLoop]: Abstraction has 414 states and 594 transitions. [2023-11-26 11:57:23,620 INFO L335 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2023-11-26 11:57:23,620 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 414 states and 594 transitions. [2023-11-26 11:57:23,622 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 403 [2023-11-26 11:57:23,622 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 11:57:23,623 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 11:57:23,623 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-26 11:57:23,624 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] [2023-11-26 11:57:23,624 INFO L748 eck$LassoCheckResult]: Stem: 10530#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#1(48, 1, 0, 1);call write~init~int#1(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 10531#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, 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~mem5#1, main_#t~post6#1, main_#t~mem7#1, main_#t~mem168#1, main_#t~mem167#1, main_#t~mem169#1, main_#t~mem170#1, main_#t~mem172#1, main_#t~mem171#1, main_#t~mem173#1, main_#t~mem174#1, main_#t~mem176#1, main_#t~mem175#1, main_#t~mem177#1, main_#t~mem178#1, main_#t~nondet179#1, main_#t~nondet180#1, main_#t~nondet181#1, main_#t~nondet182#1, main_#t~nondet183#1, main_#t~nondet184#1, main_#t~nondet185#1, main_#t~nondet186#1, main_#t~nondet187#1, main_#t~switch188#1, main_#t~mem189#1, main_#t~mem190#1, main_#t~mem191#1, main_#t~mem192#1, main_#t~mem193#1, main_#t~mem194#1, main_#t~mem195#1, main_#t~mem196#1, main_#t~mem197#1, main_#t~mem198#1, main_#t~mem199#1, main_#t~nondet200#1, main_#t~nondet201#1, main_#t~nondet202#1, main_#t~nondet203#1, main_#t~nondet204#1, main_#t~nondet205#1, main_#t~nondet206#1, main_#t~nondet207#1, main_#t~nondet208#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~mem209#1.base, main_#t~mem209#1.offset, main_#t~mem210#1, main_#t~nondet211#1, main_#t~mem212#1.base, main_#t~mem212#1.offset, main_#t~mem213#1.base, main_#t~mem213#1.offset, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1.base, main_#t~mem215#1.offset, main_#t~mem216#1.base, main_#t~mem216#1.offset, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem218#1.base, main_#t~mem218#1.offset, main_#t~mem219#1, main_#t~mem220#1, main_#t~mem221#1, main_#t~short222#1, main_#t~mem223#1.base, main_#t~mem223#1.offset, main_#t~ret224#1, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~mem226#1.base, main_#t~mem226#1.offset, main_#t~mem227#1.base, main_#t~mem227#1.offset, main_#t~mem228#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem165#1, main_#t~mem166#1, main_#t~ite230#1.base, main_#t~ite230#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~mem233#1.base, main_#t~mem233#1.offset, main_#t~mem234#1.base, main_#t~mem234#1.offset, main_#t~short235#1, 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.base, main_#t~mem242#1.offset, main_#t~mem243#1.base, main_#t~mem243#1.offset, main_#t~mem244#1, main_#t~mem245#1.base, main_#t~mem245#1.offset, main_#t~mem246#1.base, main_#t~mem246#1.offset, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1, 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.base, main_#t~mem252#1.offset, main_#t~mem253#1.base, main_#t~mem253#1.offset, main_#t~mem254#1, main_#t~mem255#1.base, main_#t~mem255#1.offset, main_#t~mem258#1, main_#t~mem256#1.base, main_#t~mem256#1.offset, main_#t~mem257#1, main_#t~nondet259#1, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1, main_#t~post263#1, 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_#t~mem270#1.base, main_#t~mem270#1.offset, main_#t~mem271#1.base, main_#t~mem271#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem272#1.base, main_#t~mem272#1.offset, main_#t~mem273#1, main_#t~post274#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~ite232#1.base, main_#t~ite232#1.offset, main_#t~mem231#1.base, main_#t~mem231#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset, main_~bound~0#1, main_~temp~0#1.base, main_~temp~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;havoc main_#t~nondet4#1;main_~bound~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 10543#L815 assume !(main_~bound~0#1 % 4294967296 > 10000);call write~int#2(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 10287#L816-4 [2023-11-26 11:57:23,624 INFO L750 eck$LassoCheckResult]: Loop: 10287#L816-4 call main_#t~mem7#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 10288#L816-1 assume !!(main_#t~mem7#1 % 4294967296 < main_~bound~0#1 % 4294967296);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; 10421#L818 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 10274#L818-2 call main_#t~mem9#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#0(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#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem11#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#0(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; 10275#L823-269 havoc main_~_ha_hashv~0#1; 10250#L823-176 goto; 10251#L823-174 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; 10587#L823-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 10635#L823-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch33#1 := 11 == main_~_hj_k~0#1; 10522#L823-73 assume !main_#t~switch33#1; 10523#L823-75 main_#t~switch33#1 := main_#t~switch33#1 || 10 == main_~_hj_k~0#1; 10532#L823-76 assume !main_#t~switch33#1; 10533#L823-78 main_#t~switch33#1 := main_#t~switch33#1 || 9 == main_~_hj_k~0#1; 10441#L823-79 assume !main_#t~switch33#1; 10442#L823-81 main_#t~switch33#1 := main_#t~switch33#1 || 8 == main_~_hj_k~0#1; 10345#L823-82 assume !main_#t~switch33#1; 10346#L823-84 main_#t~switch33#1 := main_#t~switch33#1 || 7 == main_~_hj_k~0#1; 10473#L823-85 assume !main_#t~switch33#1; 10448#L823-87 main_#t~switch33#1 := main_#t~switch33#1 || 6 == main_~_hj_k~0#1; 10449#L823-88 assume !main_#t~switch33#1; 10556#L823-90 main_#t~switch33#1 := main_#t~switch33#1 || 5 == main_~_hj_k~0#1; 10268#L823-91 assume !main_#t~switch33#1; 10269#L823-93 main_#t~switch33#1 := main_#t~switch33#1 || 4 == main_~_hj_k~0#1; 10323#L823-94 assume main_#t~switch33#1;call main_#t~mem41#1 := read~int#0(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; 10324#L823-96 main_#t~switch33#1 := main_#t~switch33#1 || 3 == main_~_hj_k~0#1; 10537#L823-97 assume main_#t~switch33#1;call main_#t~mem42#1 := read~int#0(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; 10551#L823-99 main_#t~switch33#1 := main_#t~switch33#1 || 2 == main_~_hj_k~0#1; 10558#L823-100 assume main_#t~switch33#1;call main_#t~mem43#1 := read~int#0(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; 10578#L823-102 main_#t~switch33#1 := main_#t~switch33#1 || 1 == main_~_hj_k~0#1; 10613#L823-103 assume main_#t~switch33#1;call main_#t~mem44#1 := read~int#0(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; 10584#L823-105 havoc main_#t~switch33#1; 10585#L823-171 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; 10606#L823-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet45#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 10604#L823-113 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; 10602#L823-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 10601#L823-116 assume !(0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296); 10525#L823-118 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; 10347#L823-120 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; 10348#L823-121 assume !(0 == main_~_ha_hashv~0#1 % 4294967296); 10580#L823-123 assume !(0 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296); 10468#L823-125 assume !(main_~_ha_hashv~0#1 % 4294967296 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296);assume main_#t~nondet47#1 % 4294967296 <= main_~_ha_hashv~0#1 % 4294967296 + main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296; 10469#L823-127 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; 10589#L823-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet48#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 10278#L823-134 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; 10279#L823-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet49#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 10381#L823-141 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; 10550#L823-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet50#1 := main_~_hj_j~0#1 % 4294967296 / 32; 10386#L823-148 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; 10292#L823-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet51#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 10293#L823-155 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; 10299#L823-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet52#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 10300#L823-162 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; 10387#L823-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet53#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 10354#L823-169 main_~_ha_hashv~0#1 := main_#t~nondet53#1;havoc main_#t~nondet53#1; 10355#L823-170 goto; 10372#L823-172 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; 10412#L823-173 goto; 10413#L823-175 goto; 10452#L823-266 call write~int#0(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$#0(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#0(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 10261#L823-178 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~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#0(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; 10263#L823-194 call write~$Pointer$#0(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~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$#0(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call main_#t~mem74#1.base, main_#t~mem74#1.offset := read~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem75#1 := read~int#0(main_#t~mem74#1.base, 20 + main_#t~mem74#1.offset, 4);call write~$Pointer$#0(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~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$#0(main_#t~mem76#1.base, 16 + main_#t~mem76#1.offset, 4);call write~$Pointer$#0(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~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#0(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; 10557#L823-193 goto; 10318#L823-264 havoc main_~_ha_bkt~0#1;call main_#t~mem79#1.base, main_#t~mem79#1.offset := read~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem80#1 := read~int#0(main_#t~mem79#1.base, 12 + main_#t~mem79#1.offset, 4);main_#t~post81#1 := main_#t~mem80#1;call write~int#0(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; 10252#L823-203 call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem83#1 := read~int#0(main_#t~mem82#1.base, 4 + main_#t~mem82#1.offset, 4); 10253#L823-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem83#1 - 1) % 4294967296;main_#t~nondet84#1 := 0; 10538#L823-201 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; 10520#L823-202 goto; 10521#L823-261 call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$#0(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$#0(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#0(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#0(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~$Pointer$#0(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#0(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, 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~$Pointer$#0(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 10581#L823-205 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~$Pointer$#0(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#0(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; 10369#L823-207 call write~$Pointer$#0(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#0(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem92#1 := read~int#0(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; 10370#L823-208 assume main_#t~short96#1;call main_#t~mem94#1.base, main_#t~mem94#1.offset := read~$Pointer$#0(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem95#1 := read~int#0(main_#t~mem94#1.base, 36 + main_#t~mem94#1.offset, 4);main_#t~short96#1 := 0 == main_#t~mem95#1 % 4294967296; 10573#L823-210 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; 10230#L823-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 10231#L823-260 goto; 10506#L823-262 havoc main_~_ha_bkt~0#1; 10414#L823-263 goto; 10415#L823-265 goto; 10479#L823-267 havoc main_~_ha_hashv~0#1; 10480#L823-268 goto; 10429#L816-3 call main_#t~mem5#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post6#1 := main_#t~mem5#1;call write~int#2(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; 10287#L816-4 [2023-11-26 11:57:23,625 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:57:23,625 INFO L85 PathProgramCache]: Analyzing trace with hash 65608, now seen corresponding path program 11 times [2023-11-26 11:57:23,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:57:23,626 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1989344594] [2023-11-26 11:57:23,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:57:23,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:57:23,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:57:23,644 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 11:57:23,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:57:23,680 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 11:57:23,680 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:57:23,681 INFO L85 PathProgramCache]: Analyzing trace with hash -1093806925, now seen corresponding path program 1 times [2023-11-26 11:57:23,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:57:23,683 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2042317388] [2023-11-26 11:57:23,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:57:23,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:57:23,733 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 11:57:23,734 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [648567187] [2023-11-26 11:57:23,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:57:23,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:57:23,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:57:23,738 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:57:23,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fc2f9fb-fd63-49cf-88d1-b8fd61a9c164/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process