./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test2-1.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_9cad4497-e6a6-4a90-9304-9c9ef1955237/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cad4497-e6a6-4a90-9304-9c9ef1955237/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_9cad4497-e6a6-4a90-9304-9c9ef1955237/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cad4497-e6a6-4a90-9304-9c9ef1955237/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test2-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cad4497-e6a6-4a90-9304-9c9ef1955237/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_9cad4497-e6a6-4a90-9304-9c9ef1955237/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 1ccd4b93de7420a1f7847638daedeeee3b82eb082e434a23182d7e5e0aee2085 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 12:01:32,360 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 12:01:32,471 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cad4497-e6a6-4a90-9304-9c9ef1955237/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-26 12:01:32,477 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 12:01:32,477 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 12:01:32,500 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 12:01:32,501 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 12:01:32,501 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 12:01:32,502 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 12:01:32,503 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 12:01:32,504 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 12:01:32,504 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 12:01:32,505 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 12:01:32,505 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-26 12:01:32,506 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-26 12:01:32,506 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-26 12:01:32,507 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-26 12:01:32,507 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-26 12:01:32,508 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-26 12:01:32,508 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 12:01:32,509 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-26 12:01:32,509 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 12:01:32,510 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 12:01:32,510 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 12:01:32,511 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 12:01:32,525 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-26 12:01:32,526 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-26 12:01:32,526 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-26 12:01:32,526 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-26 12:01:32,527 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 12:01:32,528 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 12:01:32,529 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-26 12:01:32,529 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 12:01:32,529 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 12:01:32,529 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 12:01:32,530 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 12:01:32,530 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 12:01:32,531 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-26 12:01:32,532 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_9cad4497-e6a6-4a90-9304-9c9ef1955237/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cad4497-e6a6-4a90-9304-9c9ef1955237/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ccd4b93de7420a1f7847638daedeeee3b82eb082e434a23182d7e5e0aee2085 [2023-11-26 12:01:32,867 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 12:01:32,901 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 12:01:32,904 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 12:01:32,906 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 12:01:32,907 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 12:01:32,908 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cad4497-e6a6-4a90-9304-9c9ef1955237/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test2-1.i [2023-11-26 12:01:36,015 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 12:01:36,432 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 12:01:36,433 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cad4497-e6a6-4a90-9304-9c9ef1955237/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test2-1.i [2023-11-26 12:01:36,452 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cad4497-e6a6-4a90-9304-9c9ef1955237/bin/uautomizer-verify-VRDe98Ueme/data/d35a63b4a/5f93f083180c468692d065eefd9e4311/FLAG67c6e466c [2023-11-26 12:01:36,470 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cad4497-e6a6-4a90-9304-9c9ef1955237/bin/uautomizer-verify-VRDe98Ueme/data/d35a63b4a/5f93f083180c468692d065eefd9e4311 [2023-11-26 12:01:36,476 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 12:01:36,479 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 12:01:36,482 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 12:01:36,483 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 12:01:36,489 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 12:01:36,489 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:01:36" (1/1) ... [2023-11-26 12:01:36,491 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@691f83c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:36, skipping insertion in model container [2023-11-26 12:01:36,491 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:01:36" (1/1) ... [2023-11-26 12:01:36,572 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 12:01:37,329 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 12:01:37,349 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 12:01:37,524 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 12:01:37,637 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 12:01:37,648 INFO L206 MainTranslator]: Completed translation [2023-11-26 12:01:37,648 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:37 WrapperNode [2023-11-26 12:01:37,648 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 12:01:37,650 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 12:01:37,650 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 12:01:37,650 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 12:01:37,658 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:37" (1/1) ... [2023-11-26 12:01:37,706 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:37" (1/1) ... [2023-11-26 12:01:37,801 INFO L138 Inliner]: procedures = 208, calls = 237, calls flagged for inlining = 10, calls inlined = 14, statements flattened = 1240 [2023-11-26 12:01:37,801 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 12:01:37,802 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 12:01:37,802 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 12:01:37,802 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 12:01:37,815 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:37" (1/1) ... [2023-11-26 12:01:37,815 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:37" (1/1) ... [2023-11-26 12:01:37,825 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:37" (1/1) ... [2023-11-26 12:01:37,939 INFO L175 MemorySlicer]: Split 213 memory accesses to 4 slices as follows [2, 34, 5, 172]. 81 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0]. The 47 writes are split as follows [0, 4, 1, 42]. [2023-11-26 12:01:37,939 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:37" (1/1) ... [2023-11-26 12:01:37,940 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:37" (1/1) ... [2023-11-26 12:01:38,006 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:37" (1/1) ... [2023-11-26 12:01:38,033 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:37" (1/1) ... [2023-11-26 12:01:38,038 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:37" (1/1) ... [2023-11-26 12:01:38,053 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:37" (1/1) ... [2023-11-26 12:01:38,067 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 12:01:38,069 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 12:01:38,069 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 12:01:38,070 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 12:01:38,071 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:37" (1/1) ... [2023-11-26 12:01:38,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 12:01:38,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cad4497-e6a6-4a90-9304-9c9ef1955237/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:01:38,108 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cad4497-e6a6-4a90-9304-9c9ef1955237/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 12:01:38,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cad4497-e6a6-4a90-9304-9c9ef1955237/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-26 12:01:38,161 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2023-11-26 12:01:38,161 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2023-11-26 12:01:38,162 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2023-11-26 12:01:38,162 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2023-11-26 12:01:38,162 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2023-11-26 12:01:38,162 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2023-11-26 12:01:38,162 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2023-11-26 12:01:38,163 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2023-11-26 12:01:38,163 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-26 12:01:38,163 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-26 12:01:38,163 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-26 12:01:38,163 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-26 12:01:38,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-26 12:01:38,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-26 12:01:38,165 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-26 12:01:38,166 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-26 12:01:38,166 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-26 12:01:38,166 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-26 12:01:38,166 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-26 12:01:38,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-26 12:01:38,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-26 12:01:38,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-26 12:01:38,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-26 12:01:38,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-26 12:01:38,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 12:01:38,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-26 12:01:38,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-26 12:01:38,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-26 12:01:38,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-26 12:01:38,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 12:01:38,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-26 12:01:38,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-26 12:01:38,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-26 12:01:38,171 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 12:01:38,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 12:01:38,435 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 12:01:38,437 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 12:01:38,442 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-26 12:01:38,530 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-26 12:01:38,567 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-26 12:01:38,602 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-26 12:01:40,156 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 12:01:40,173 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 12:01:40,173 INFO L309 CfgBuilder]: Removed 54 assume(true) statements. [2023-11-26 12:01:40,175 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:01:40 BoogieIcfgContainer [2023-11-26 12:01:40,175 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 12:01:40,176 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-26 12:01:40,176 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-26 12:01:40,184 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-26 12:01:40,185 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-26 12:01:40,185 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 26.11 12:01:36" (1/3) ... [2023-11-26 12:01:40,186 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@715151ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.11 12:01:40, skipping insertion in model container [2023-11-26 12:01:40,187 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-26 12:01:40,187 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:37" (2/3) ... [2023-11-26 12:01:40,188 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@715151ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.11 12:01:40, skipping insertion in model container [2023-11-26 12:01:40,189 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-26 12:01:40,189 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:01:40" (3/3) ... [2023-11-26 12:01:40,190 INFO L332 chiAutomizerObserver]: Analyzing ICFG uthash_JEN_test2-1.i [2023-11-26 12:01:40,267 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-26 12:01:40,268 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-26 12:01:40,268 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-26 12:01:40,268 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-26 12:01:40,268 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-26 12:01:40,268 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-26 12:01:40,268 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-26 12:01:40,269 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-26 12:01:40,278 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 350 states, 345 states have (on average 1.6869565217391305) internal successors, (582), 345 states have internal predecessors, (582), 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 12:01:40,341 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 339 [2023-11-26 12:01:40,341 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 12:01:40,341 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 12:01:40,349 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-26 12:01:40,349 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-11-26 12:01:40,350 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-26 12:01:40,351 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 350 states, 345 states have (on average 1.6869565217391305) internal successors, (582), 345 states have internal predecessors, (582), 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 12:01:40,362 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 339 [2023-11-26 12:01:40,362 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 12:01:40,362 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 12:01:40,363 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-26 12:01:40,363 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-11-26 12:01:40,371 INFO L748 eck$LassoCheckResult]: Stem: 207#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);~count_int_int~0 := 0; 225#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~mem21#1, main_#t~mem20#1, main_#t~mem22#1, main_#t~mem23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~switch33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~mem40#1, main_#t~mem41#1, main_#t~mem42#1, main_#t~mem43#1, main_#t~mem44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~malloc54#1.base, main_#t~malloc54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~memset~res57#1.base, main_#t~memset~res57#1.offset, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~malloc63#1.base, main_#t~malloc63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~memset~res70#1.base, main_#t~memset~res70#1.offset, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1.base, main_#t~mem79#1.offset, main_#t~mem80#1, main_#t~post81#1, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~nondet84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1, main_#t~post88#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem93#1, main_#t~mem92#1, main_#t~mem94#1.base, main_#t~mem94#1.offset, main_#t~mem95#1, main_#t~short96#1, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~malloc99#1.base, main_#t~malloc99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~memset~res104#1.base, main_#t~memset~res104#1.offset, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem109#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~nondet110#1, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem114#1, main_#t~mem112#1.base, main_#t~mem112#1.offset, main_#t~mem113#1, main_#t~nondet115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem126#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~nondet127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~pre130#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem132#1, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1, main_#t~post135#1, main_#t~mem139#1, main_#t~mem137#1, main_#t~mem136#1.base, main_#t~mem136#1.offset, main_#t~mem138#1, main_#t~mem140#1, main_#t~post141#1, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~post117#1, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1.base, main_#t~mem146#1.offset, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1, main_#t~post151#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem158#1, main_#t~mem156#1.base, main_#t~mem156#1.offset, main_#t~mem157#1, main_#t~ite161#1, main_#t~mem159#1.base, main_#t~mem159#1.offset, main_#t~mem160#1, main_#t~mem162#1.base, main_#t~mem162#1.offset, main_#t~mem163#1, main_#t~mem164#1.base, main_#t~mem164#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~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~mem229#1, main_#t~mem230#1, main_#t~mem165#1, main_#t~mem166#1, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int#1(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 122#L814-4true [2023-11-26 12:01:40,372 INFO L750 eck$LassoCheckResult]: Loop: 122#L814-4true call main_#t~mem7#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 276#L814-1true assume !!(main_#t~mem7#1 < 10);havoc main_#t~mem7#1;call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset; 262#L816true assume main_~user~0#1.base == 0 && main_~user~0#1.offset == 0;assume false; 266#L816-2true call main_#t~mem9#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#3(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#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem11#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#3(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; 67#L821-269true assume !true; 48#L814-3true call main_#t~mem5#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post6#1 := main_#t~mem5#1;call write~int#1(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; 122#L814-4true [2023-11-26 12:01:40,378 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:01:40,378 INFO L85 PathProgramCache]: Analyzing trace with hash 2115, now seen corresponding path program 1 times [2023-11-26 12:01:40,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:01:40,389 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [50163040] [2023-11-26 12:01:40,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:01:40,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:01:40,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 12:01:40,524 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 12:01:40,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 12:01:40,573 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 12:01:40,576 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:01:40,576 INFO L85 PathProgramCache]: Analyzing trace with hash 2134899084, now seen corresponding path program 1 times [2023-11-26 12:01:40,576 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:01:40,577 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1291254707] [2023-11-26 12:01:40,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:01:40,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:01:40,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:01:40,635 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:01:40,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1291254707] [2023-11-26 12:01:40,636 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-26 12:01:40,637 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [681605761] [2023-11-26 12:01:40,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:01:40,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 12:01:40,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cad4497-e6a6-4a90-9304-9c9ef1955237/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:01:40,641 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cad4497-e6a6-4a90-9304-9c9ef1955237/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 12:01:40,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cad4497-e6a6-4a90-9304-9c9ef1955237/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-26 12:01:40,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:01:40,791 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-26 12:01:40,792 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:01:40,811 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 12:01:40,811 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 12:01:40,812 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [681605761] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:01:40,812 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:01:40,813 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 12:01:40,814 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [255027400] [2023-11-26 12:01:40,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:01:40,818 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-26 12:01:40,819 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:01:40,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-26 12:01:40,853 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 12:01:40,856 INFO L87 Difference]: Start difference. First operand has 350 states, 345 states have (on average 1.6869565217391305) internal successors, (582), 345 states have internal predecessors, (582), 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 12:01:40,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:01:40,890 INFO L93 Difference]: Finished difference Result 344 states and 512 transitions. [2023-11-26 12:01:40,892 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 344 states and 512 transitions. [2023-11-26 12:01:40,897 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 327 [2023-11-26 12:01:40,907 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 344 states to 334 states and 502 transitions. [2023-11-26 12:01:40,909 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 334 [2023-11-26 12:01:40,911 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 334 [2023-11-26 12:01:40,911 INFO L73 IsDeterministic]: Start isDeterministic. Operand 334 states and 502 transitions. [2023-11-26 12:01:40,915 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 12:01:40,916 INFO L218 hiAutomatonCegarLoop]: Abstraction has 334 states and 502 transitions. [2023-11-26 12:01:40,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 334 states and 502 transitions. [2023-11-26 12:01:40,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 334 to 334. [2023-11-26 12:01:40,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 334 states, 330 states have (on average 1.503030303030303) internal successors, (496), 329 states have internal predecessors, (496), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-26 12:01:40,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 334 states and 502 transitions. [2023-11-26 12:01:40,969 INFO L240 hiAutomatonCegarLoop]: Abstraction has 334 states and 502 transitions. [2023-11-26 12:01:40,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-26 12:01:40,974 INFO L428 stractBuchiCegarLoop]: Abstraction has 334 states and 502 transitions. [2023-11-26 12:01:40,974 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-26 12:01:40,974 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 334 states and 502 transitions. [2023-11-26 12:01:40,976 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 327 [2023-11-26 12:01:40,976 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 12:01:40,976 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 12:01:40,978 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-26 12:01:40,979 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 12:01:40,979 INFO L748 eck$LassoCheckResult]: Stem: 994#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);~count_int_int~0 := 0; 995#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~mem21#1, main_#t~mem20#1, main_#t~mem22#1, main_#t~mem23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~switch33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~mem40#1, main_#t~mem41#1, main_#t~mem42#1, main_#t~mem43#1, main_#t~mem44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~malloc54#1.base, main_#t~malloc54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~memset~res57#1.base, main_#t~memset~res57#1.offset, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~malloc63#1.base, main_#t~malloc63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~memset~res70#1.base, main_#t~memset~res70#1.offset, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1.base, main_#t~mem79#1.offset, main_#t~mem80#1, main_#t~post81#1, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~nondet84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1, main_#t~post88#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem93#1, main_#t~mem92#1, main_#t~mem94#1.base, main_#t~mem94#1.offset, main_#t~mem95#1, main_#t~short96#1, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~malloc99#1.base, main_#t~malloc99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~memset~res104#1.base, main_#t~memset~res104#1.offset, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem109#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~nondet110#1, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem114#1, main_#t~mem112#1.base, main_#t~mem112#1.offset, main_#t~mem113#1, main_#t~nondet115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem126#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~nondet127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~pre130#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem132#1, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1, main_#t~post135#1, main_#t~mem139#1, main_#t~mem137#1, main_#t~mem136#1.base, main_#t~mem136#1.offset, main_#t~mem138#1, main_#t~mem140#1, main_#t~post141#1, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~post117#1, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1.base, main_#t~mem146#1.offset, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1, main_#t~post151#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem158#1, main_#t~mem156#1.base, main_#t~mem156#1.offset, main_#t~mem157#1, main_#t~ite161#1, main_#t~mem159#1.base, main_#t~mem159#1.offset, main_#t~mem160#1, main_#t~mem162#1.base, main_#t~mem162#1.offset, main_#t~mem163#1, main_#t~mem164#1.base, main_#t~mem164#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~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~mem229#1, main_#t~mem230#1, main_#t~mem165#1, main_#t~mem166#1, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int#1(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 805#L814-4 [2023-11-26 12:01:40,981 INFO L750 eck$LassoCheckResult]: Loop: 805#L814-4 call main_#t~mem7#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 914#L814-1 assume !!(main_#t~mem7#1 < 10);havoc main_#t~mem7#1;call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset; 1026#L816 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 1027#L816-2 call main_#t~mem9#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#3(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#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem11#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#3(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; 838#L821-269 havoc main_~_ha_hashv~0#1; 839#L821-176 goto; 884#L821-174 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; 879#L821-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 958#L821-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch33#1 := 11 == main_~_hj_k~0#1; 967#L821-73 assume main_#t~switch33#1;call main_#t~mem34#1 := read~int#3(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; 888#L821-75 main_#t~switch33#1 := main_#t~switch33#1 || 10 == main_~_hj_k~0#1; 889#L821-76 assume !main_#t~switch33#1; 1028#L821-78 main_#t~switch33#1 := main_#t~switch33#1 || 9 == main_~_hj_k~0#1; 1030#L821-79 assume main_#t~switch33#1;call main_#t~mem36#1 := read~int#3(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; 1004#L821-81 main_#t~switch33#1 := main_#t~switch33#1 || 8 == main_~_hj_k~0#1; 1005#L821-82 assume main_#t~switch33#1;call main_#t~mem37#1 := read~int#3(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; 1020#L821-84 main_#t~switch33#1 := main_#t~switch33#1 || 7 == main_~_hj_k~0#1; 866#L821-85 assume main_#t~switch33#1;call main_#t~mem38#1 := read~int#3(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; 867#L821-87 main_#t~switch33#1 := main_#t~switch33#1 || 6 == main_~_hj_k~0#1; 947#L821-88 assume main_#t~switch33#1;call main_#t~mem39#1 := read~int#3(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; 962#L821-90 main_#t~switch33#1 := main_#t~switch33#1 || 5 == main_~_hj_k~0#1; 752#L821-91 assume main_#t~switch33#1;call main_#t~mem40#1 := read~int#3(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; 753#L821-93 main_#t~switch33#1 := main_#t~switch33#1 || 4 == main_~_hj_k~0#1; 1040#L821-94 assume main_#t~switch33#1;call main_#t~mem41#1 := read~int#3(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; 935#L821-96 main_#t~switch33#1 := main_#t~switch33#1 || 3 == main_~_hj_k~0#1; 739#L821-97 assume !main_#t~switch33#1; 740#L821-99 main_#t~switch33#1 := main_#t~switch33#1 || 2 == main_~_hj_k~0#1; 918#L821-100 assume main_#t~switch33#1;call main_#t~mem43#1 := read~int#3(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; 919#L821-102 main_#t~switch33#1 := main_#t~switch33#1 || 1 == main_~_hj_k~0#1; 963#L821-103 assume main_#t~switch33#1;call main_#t~mem44#1 := read~int#3(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; 1043#L821-105 havoc main_#t~switch33#1; 1041#L821-171 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; 927#L821-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet45#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 857#L821-113 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; 858#L821-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet46#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 727#L821-120 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; 1029#L821-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet47#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 979#L821-127 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; 780#L821-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet48#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 781#L821-134 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; 948#L821-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet49#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 835#L821-141 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; 890#L821-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet50#1 := main_~_hj_j~0#1 % 4294967296 / 32; 816#L821-148 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; 899#L821-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet51#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 760#L821-155 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; 796#L821-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet52#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 798#L821-162 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; 970#L821-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet53#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 787#L821-169 main_~_ha_hashv~0#1 := main_#t~nondet53#1;havoc main_#t~nondet53#1; 788#L821-170 goto; 842#L821-172 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; 843#L821-173 goto; 1050#L821-175 goto; 794#L821-266 call write~int#3(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$#3(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#3(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 795#L821-178 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~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#3(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; 972#L821-194 call write~$Pointer$#3(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~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$#3(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call main_#t~mem74#1.base, main_#t~mem74#1.offset := read~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem75#1 := read~int#3(main_#t~mem74#1.base, 20 + main_#t~mem74#1.offset, 4);call write~$Pointer$#3(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~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$#3(main_#t~mem76#1.base, 16 + main_#t~mem76#1.offset, 4);call write~$Pointer$#3(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~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#3(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; 999#L821-193 goto; 982#L821-264 havoc main_~_ha_bkt~0#1;call main_#t~mem79#1.base, main_#t~mem79#1.offset := read~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem80#1 := read~int#3(main_#t~mem79#1.base, 12 + main_#t~mem79#1.offset, 4);main_#t~post81#1 := main_#t~mem80#1;call write~int#3(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; 983#L821-203 call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem83#1 := read~int#3(main_#t~mem82#1.base, 4 + main_#t~mem82#1.offset, 4); 854#L821-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem83#1 - 1) % 4294967296;main_#t~nondet84#1 := 0; 856#L821-201 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; 961#L821-202 goto; 1009#L821-261 call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$#3(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#3(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#3(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~$Pointer$#3(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#3(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~$Pointer$#3(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~$Pointer$#3(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 1049#L821-205 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~$Pointer$#3(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#3(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; 1039#L821-207 call write~$Pointer$#3(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#3(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem92#1 := read~int#3(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; 881#L821-208 assume main_#t~short96#1;call main_#t~mem94#1.base, main_#t~mem94#1.offset := read~$Pointer$#3(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem95#1 := read~int#3(main_#t~mem94#1.base, 36 + main_#t~mem94#1.offset, 4);main_#t~short96#1 := 0 == main_#t~mem95#1 % 4294967296; 859#L821-210 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; 860#L821-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 875#L821-260 goto; 876#L821-262 havoc main_~_ha_bkt~0#1; 942#L821-263 goto; 746#L821-265 goto; 747#L821-267 havoc main_~_ha_hashv~0#1; 1017#L821-268 goto; 804#L814-3 call main_#t~mem5#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post6#1 := main_#t~mem5#1;call write~int#1(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; 805#L814-4 [2023-11-26 12:01:40,981 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:01:40,982 INFO L85 PathProgramCache]: Analyzing trace with hash 2115, now seen corresponding path program 2 times [2023-11-26 12:01:40,982 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:01:40,982 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [776538992] [2023-11-26 12:01:40,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:01:40,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:01:41,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 12:01:41,001 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 12:01:41,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 12:01:41,024 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 12:01:41,025 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:01:41,025 INFO L85 PathProgramCache]: Analyzing trace with hash 1198917207, now seen corresponding path program 1 times [2023-11-26 12:01:41,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:01:41,025 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1548883651] [2023-11-26 12:01:41,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:01:41,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:01:41,117 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 12:01:41,117 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1094779486] [2023-11-26 12:01:41,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:01:41,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 12:01:41,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cad4497-e6a6-4a90-9304-9c9ef1955237/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:01:41,151 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cad4497-e6a6-4a90-9304-9c9ef1955237/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 12:01:41,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cad4497-e6a6-4a90-9304-9c9ef1955237/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-26 12:01:41,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:01:41,445 INFO L262 TraceCheckSpWp]: Trace formula consists of 539 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-26 12:01:41,449 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:01:41,494 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 12:01:41,494 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 12:01:41,495 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:01:41,495 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1548883651] [2023-11-26 12:01:41,495 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 12:01:41,495 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1094779486] [2023-11-26 12:01:41,496 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1094779486] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:01:41,496 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:01:41,496 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-26 12:01:41,496 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2048907703] [2023-11-26 12:01:41,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:01:41,497 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-26 12:01:41,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:01:41,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 12:01:41,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 12:01:41,498 INFO L87 Difference]: Start difference. First operand 334 states and 502 transitions. cyclomatic complexity: 171 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 12:01:41,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:01:41,642 INFO L93 Difference]: Finished difference Result 355 states and 523 transitions. [2023-11-26 12:01:41,643 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 355 states and 523 transitions. [2023-11-26 12:01:41,646 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 348 [2023-11-26 12:01:41,650 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 355 states to 355 states and 523 transitions. [2023-11-26 12:01:41,651 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 355 [2023-11-26 12:01:41,652 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 355 [2023-11-26 12:01:41,652 INFO L73 IsDeterministic]: Start isDeterministic. Operand 355 states and 523 transitions. [2023-11-26 12:01:41,654 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 12:01:41,654 INFO L218 hiAutomatonCegarLoop]: Abstraction has 355 states and 523 transitions. [2023-11-26 12:01:41,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 355 states and 523 transitions. [2023-11-26 12:01:41,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 355 to 354. [2023-11-26 12:01:41,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 354 states, 350 states have (on average 1.4742857142857142) internal successors, (516), 349 states have internal predecessors, (516), 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 12:01:41,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 354 states and 522 transitions. [2023-11-26 12:01:41,679 INFO L240 hiAutomatonCegarLoop]: Abstraction has 354 states and 522 transitions. [2023-11-26 12:01:41,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 12:01:41,680 INFO L428 stractBuchiCegarLoop]: Abstraction has 354 states and 522 transitions. [2023-11-26 12:01:41,681 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-26 12:01:41,681 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 354 states and 522 transitions. [2023-11-26 12:01:41,683 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 347 [2023-11-26 12:01:41,683 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 12:01:41,683 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 12:01:41,687 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-26 12:01:41,687 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 12:01:41,687 INFO L748 eck$LassoCheckResult]: Stem: 1918#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);~count_int_int~0 := 0; 1919#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~mem21#1, main_#t~mem20#1, main_#t~mem22#1, main_#t~mem23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~switch33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~mem40#1, main_#t~mem41#1, main_#t~mem42#1, main_#t~mem43#1, main_#t~mem44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~malloc54#1.base, main_#t~malloc54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~memset~res57#1.base, main_#t~memset~res57#1.offset, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~malloc63#1.base, main_#t~malloc63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~memset~res70#1.base, main_#t~memset~res70#1.offset, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1.base, main_#t~mem79#1.offset, main_#t~mem80#1, main_#t~post81#1, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~nondet84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1, main_#t~post88#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem93#1, main_#t~mem92#1, main_#t~mem94#1.base, main_#t~mem94#1.offset, main_#t~mem95#1, main_#t~short96#1, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~malloc99#1.base, main_#t~malloc99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~memset~res104#1.base, main_#t~memset~res104#1.offset, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem109#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~nondet110#1, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem114#1, main_#t~mem112#1.base, main_#t~mem112#1.offset, main_#t~mem113#1, main_#t~nondet115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem126#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~nondet127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~pre130#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem132#1, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1, main_#t~post135#1, main_#t~mem139#1, main_#t~mem137#1, main_#t~mem136#1.base, main_#t~mem136#1.offset, main_#t~mem138#1, main_#t~mem140#1, main_#t~post141#1, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~post117#1, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1.base, main_#t~mem146#1.offset, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1, main_#t~post151#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem158#1, main_#t~mem156#1.base, main_#t~mem156#1.offset, main_#t~mem157#1, main_#t~ite161#1, main_#t~mem159#1.base, main_#t~mem159#1.offset, main_#t~mem160#1, main_#t~mem162#1.base, main_#t~mem162#1.offset, main_#t~mem163#1, main_#t~mem164#1.base, main_#t~mem164#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~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~mem229#1, main_#t~mem230#1, main_#t~mem165#1, main_#t~mem166#1, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int#1(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 1725#L814-4 [2023-11-26 12:01:41,688 INFO L750 eck$LassoCheckResult]: Loop: 1725#L814-4 call main_#t~mem7#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 1832#L814-1 assume !!(main_#t~mem7#1 < 10);havoc main_#t~mem7#1;call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset; 1953#L816 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 1954#L816-2 call main_#t~mem9#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#3(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#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem11#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#3(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; 1758#L821-269 havoc main_~_ha_hashv~0#1; 1759#L821-176 goto; 1804#L821-174 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; 1799#L821-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 1880#L821-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch33#1 := 11 == main_~_hj_k~0#1; 1889#L821-73 assume !main_#t~switch33#1; 1890#L821-75 main_#t~switch33#1 := main_#t~switch33#1 || 10 == main_~_hj_k~0#1; 1990#L821-76 assume main_#t~switch33#1;call main_#t~mem35#1 := read~int#3(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; 1955#L821-78 main_#t~switch33#1 := main_#t~switch33#1 || 9 == main_~_hj_k~0#1; 1957#L821-79 assume main_#t~switch33#1;call main_#t~mem36#1 := read~int#3(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; 1974#L821-81 main_#t~switch33#1 := main_#t~switch33#1 || 8 == main_~_hj_k~0#1; 1946#L821-82 assume main_#t~switch33#1;call main_#t~mem37#1 := read~int#3(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; 1947#L821-84 main_#t~switch33#1 := main_#t~switch33#1 || 7 == main_~_hj_k~0#1; 1786#L821-85 assume main_#t~switch33#1;call main_#t~mem38#1 := read~int#3(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; 1787#L821-87 main_#t~switch33#1 := main_#t~switch33#1 || 6 == main_~_hj_k~0#1; 1980#L821-88 assume main_#t~switch33#1;call main_#t~mem39#1 := read~int#3(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; 1884#L821-90 main_#t~switch33#1 := main_#t~switch33#1 || 5 == main_~_hj_k~0#1; 1672#L821-91 assume main_#t~switch33#1;call main_#t~mem40#1 := read~int#3(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; 1673#L821-93 main_#t~switch33#1 := main_#t~switch33#1 || 4 == main_~_hj_k~0#1; 1981#L821-94 assume main_#t~switch33#1;call main_#t~mem41#1 := read~int#3(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; 1982#L821-96 main_#t~switch33#1 := main_#t~switch33#1 || 3 == main_~_hj_k~0#1; 1659#L821-97 assume main_#t~switch33#1;call main_#t~mem42#1 := read~int#3(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; 1660#L821-99 main_#t~switch33#1 := main_#t~switch33#1 || 2 == main_~_hj_k~0#1; 1838#L821-100 assume main_#t~switch33#1;call main_#t~mem43#1 := read~int#3(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; 1839#L821-102 main_#t~switch33#1 := main_#t~switch33#1 || 1 == main_~_hj_k~0#1; 1973#L821-103 assume main_#t~switch33#1;call main_#t~mem44#1 := read~int#3(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; 1971#L821-105 havoc main_#t~switch33#1; 1969#L821-171 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; 1850#L821-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet45#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 1777#L821-113 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; 1778#L821-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet46#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 1649#L821-120 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; 1956#L821-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet47#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 1904#L821-127 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; 1703#L821-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet48#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 1704#L821-134 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; 1870#L821-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet49#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 1757#L821-141 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; 1810#L821-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet50#1 := main_~_hj_j~0#1 % 4294967296 / 32; 1740#L821-148 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; 1820#L821-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet51#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 1682#L821-155 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; 1716#L821-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet52#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 1721#L821-162 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; 1896#L821-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet53#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 1711#L821-169 main_~_ha_hashv~0#1 := main_#t~nondet53#1;havoc main_#t~nondet53#1; 1712#L821-170 goto; 1762#L821-172 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; 1765#L821-173 goto; 1983#L821-175 goto; 1714#L821-266 call write~int#3(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$#3(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#3(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 1715#L821-178 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~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#3(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; 1898#L821-194 call write~$Pointer$#3(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~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$#3(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call main_#t~mem74#1.base, main_#t~mem74#1.offset := read~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem75#1 := read~int#3(main_#t~mem74#1.base, 20 + main_#t~mem74#1.offset, 4);call write~$Pointer$#3(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~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$#3(main_#t~mem76#1.base, 16 + main_#t~mem76#1.offset, 4);call write~$Pointer$#3(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~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#3(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; 1925#L821-193 goto; 1905#L821-264 havoc main_~_ha_bkt~0#1;call main_#t~mem79#1.base, main_#t~mem79#1.offset := read~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem80#1 := read~int#3(main_#t~mem79#1.base, 12 + main_#t~mem79#1.offset, 4);main_#t~post81#1 := main_#t~mem80#1;call write~int#3(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; 1906#L821-203 call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem83#1 := read~int#3(main_#t~mem82#1.base, 4 + main_#t~mem82#1.offset, 4); 1774#L821-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem83#1 - 1) % 4294967296;main_#t~nondet84#1 := 0; 1776#L821-201 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; 1883#L821-202 goto; 1930#L821-261 call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$#3(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#3(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#3(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~$Pointer$#3(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#3(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~$Pointer$#3(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~$Pointer$#3(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 1979#L821-205 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~$Pointer$#3(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#3(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; 1965#L821-207 call write~$Pointer$#3(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#3(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem92#1 := read~int#3(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; 1801#L821-208 assume main_#t~short96#1;call main_#t~mem94#1.base, main_#t~mem94#1.offset := read~$Pointer$#3(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem95#1 := read~int#3(main_#t~mem94#1.base, 36 + main_#t~mem94#1.offset, 4);main_#t~short96#1 := 0 == main_#t~mem95#1 % 4294967296; 1779#L821-210 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; 1780#L821-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 1793#L821-260 goto; 1794#L821-262 havoc main_~_ha_bkt~0#1; 1862#L821-263 goto; 1664#L821-265 goto; 1665#L821-267 havoc main_~_ha_hashv~0#1; 1940#L821-268 goto; 1724#L814-3 call main_#t~mem5#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post6#1 := main_#t~mem5#1;call write~int#1(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; 1725#L814-4 [2023-11-26 12:01:41,689 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:01:41,690 INFO L85 PathProgramCache]: Analyzing trace with hash 2115, now seen corresponding path program 3 times [2023-11-26 12:01:41,690 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:01:41,690 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [200552029] [2023-11-26 12:01:41,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:01:41,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:01:41,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 12:01:41,734 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 12:01:41,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 12:01:41,758 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 12:01:41,768 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:01:41,768 INFO L85 PathProgramCache]: Analyzing trace with hash -597437867, now seen corresponding path program 1 times [2023-11-26 12:01:41,768 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:01:41,768 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [755206178] [2023-11-26 12:01:41,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:01:41,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:01:41,844 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 12:01:41,844 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1361234874] [2023-11-26 12:01:41,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:01:41,845 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 12:01:41,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cad4497-e6a6-4a90-9304-9c9ef1955237/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:01:41,884 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cad4497-e6a6-4a90-9304-9c9ef1955237/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 12:01:41,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cad4497-e6a6-4a90-9304-9c9ef1955237/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-26 12:01:42,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:01:42,235 INFO L262 TraceCheckSpWp]: Trace formula consists of 545 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-26 12:01:42,239 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:01:42,285 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 12:01:42,285 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 12:01:42,285 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:01:42,286 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [755206178] [2023-11-26 12:01:42,286 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 12:01:42,286 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1361234874] [2023-11-26 12:01:42,286 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1361234874] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:01:42,286 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:01:42,287 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-26 12:01:42,287 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [71599457] [2023-11-26 12:01:42,287 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:01:42,288 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-26 12:01:42,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:01:42,288 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-26 12:01:42,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-26 12:01:42,289 INFO L87 Difference]: Start difference. First operand 354 states and 522 transitions. cyclomatic complexity: 171 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 12:01:42,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:01:42,406 INFO L93 Difference]: Finished difference Result 341 states and 502 transitions. [2023-11-26 12:01:42,406 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 341 states and 502 transitions. [2023-11-26 12:01:42,409 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 334 [2023-11-26 12:01:42,413 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 341 states to 341 states and 502 transitions. [2023-11-26 12:01:42,413 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 341 [2023-11-26 12:01:42,414 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 341 [2023-11-26 12:01:42,414 INFO L73 IsDeterministic]: Start isDeterministic. Operand 341 states and 502 transitions. [2023-11-26 12:01:42,415 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 12:01:42,415 INFO L218 hiAutomatonCegarLoop]: Abstraction has 341 states and 502 transitions. [2023-11-26 12:01:42,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 341 states and 502 transitions. [2023-11-26 12:01:42,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 341 to 340. [2023-11-26 12:01:42,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 340 states, 336 states have (on average 1.4732142857142858) internal successors, (495), 335 states have internal predecessors, (495), 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 12:01:42,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 501 transitions. [2023-11-26 12:01:42,428 INFO L240 hiAutomatonCegarLoop]: Abstraction has 340 states and 501 transitions. [2023-11-26 12:01:42,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-26 12:01:42,429 INFO L428 stractBuchiCegarLoop]: Abstraction has 340 states and 501 transitions. [2023-11-26 12:01:42,429 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-11-26 12:01:42,429 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 340 states and 501 transitions. [2023-11-26 12:01:42,431 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 333 [2023-11-26 12:01:42,431 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 12:01:42,432 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 12:01:42,432 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-26 12:01:42,433 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 12:01:42,433 INFO L748 eck$LassoCheckResult]: Stem: 2843#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);~count_int_int~0 := 0; 2844#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~mem21#1, main_#t~mem20#1, main_#t~mem22#1, main_#t~mem23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~switch33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~mem40#1, main_#t~mem41#1, main_#t~mem42#1, main_#t~mem43#1, main_#t~mem44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~malloc54#1.base, main_#t~malloc54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~memset~res57#1.base, main_#t~memset~res57#1.offset, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~malloc63#1.base, main_#t~malloc63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~memset~res70#1.base, main_#t~memset~res70#1.offset, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1.base, main_#t~mem79#1.offset, main_#t~mem80#1, main_#t~post81#1, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~nondet84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1, main_#t~post88#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem93#1, main_#t~mem92#1, main_#t~mem94#1.base, main_#t~mem94#1.offset, main_#t~mem95#1, main_#t~short96#1, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~malloc99#1.base, main_#t~malloc99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~memset~res104#1.base, main_#t~memset~res104#1.offset, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem109#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~nondet110#1, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem114#1, main_#t~mem112#1.base, main_#t~mem112#1.offset, main_#t~mem113#1, main_#t~nondet115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem126#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~nondet127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~pre130#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem132#1, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1, main_#t~post135#1, main_#t~mem139#1, main_#t~mem137#1, main_#t~mem136#1.base, main_#t~mem136#1.offset, main_#t~mem138#1, main_#t~mem140#1, main_#t~post141#1, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~post117#1, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1.base, main_#t~mem146#1.offset, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1, main_#t~post151#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem158#1, main_#t~mem156#1.base, main_#t~mem156#1.offset, main_#t~mem157#1, main_#t~ite161#1, main_#t~mem159#1.base, main_#t~mem159#1.offset, main_#t~mem160#1, main_#t~mem162#1.base, main_#t~mem162#1.offset, main_#t~mem163#1, main_#t~mem164#1.base, main_#t~mem164#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~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~mem229#1, main_#t~mem230#1, main_#t~mem165#1, main_#t~mem166#1, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int#1(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 2653#L814-4 [2023-11-26 12:01:42,433 INFO L750 eck$LassoCheckResult]: Loop: 2653#L814-4 call main_#t~mem7#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 2760#L814-1 assume !!(main_#t~mem7#1 < 10);havoc main_#t~mem7#1;call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset; 2873#L816 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 2874#L816-2 call main_#t~mem9#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#3(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#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem11#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#3(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; 2686#L821-269 havoc main_~_ha_hashv~0#1; 2687#L821-176 goto; 2732#L821-174 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; 2727#L821-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 2806#L821-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch33#1 := 11 == main_~_hj_k~0#1; 2813#L821-73 assume !main_#t~switch33#1; 2735#L821-75 main_#t~switch33#1 := main_#t~switch33#1 || 10 == main_~_hj_k~0#1; 2736#L821-76 assume !main_#t~switch33#1; 2877#L821-78 main_#t~switch33#1 := main_#t~switch33#1 || 9 == main_~_hj_k~0#1; 2879#L821-79 assume !main_#t~switch33#1; 2853#L821-81 main_#t~switch33#1 := main_#t~switch33#1 || 8 == main_~_hj_k~0#1; 2854#L821-82 assume !main_#t~switch33#1; 2865#L821-84 main_#t~switch33#1 := main_#t~switch33#1 || 7 == main_~_hj_k~0#1; 2714#L821-85 assume !main_#t~switch33#1; 2715#L821-87 main_#t~switch33#1 := main_#t~switch33#1 || 6 == main_~_hj_k~0#1; 2795#L821-88 assume !main_#t~switch33#1; 2810#L821-90 main_#t~switch33#1 := main_#t~switch33#1 || 5 == main_~_hj_k~0#1; 2600#L821-91 assume !main_#t~switch33#1; 2601#L821-93 main_#t~switch33#1 := main_#t~switch33#1 || 4 == main_~_hj_k~0#1; 2891#L821-94 assume !main_#t~switch33#1; 2902#L821-96 main_#t~switch33#1 := main_#t~switch33#1 || 3 == main_~_hj_k~0#1; 2904#L821-97 assume !main_#t~switch33#1; 2889#L821-99 main_#t~switch33#1 := main_#t~switch33#1 || 2 == main_~_hj_k~0#1; 2890#L821-100 assume !main_#t~switch33#1; 2811#L821-102 main_#t~switch33#1 := main_#t~switch33#1 || 1 == main_~_hj_k~0#1; 2812#L821-103 assume main_#t~switch33#1;call main_#t~mem44#1 := read~int#3(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; 2894#L821-105 havoc main_#t~switch33#1; 2892#L821-171 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; 2778#L821-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet45#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 2705#L821-113 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; 2706#L821-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet46#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 2577#L821-120 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; 2878#L821-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet47#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 2829#L821-127 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; 2631#L821-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet48#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 2632#L821-134 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; 2796#L821-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet49#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 2685#L821-141 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; 2738#L821-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet50#1 := main_~_hj_j~0#1 % 4294967296 / 32; 2666#L821-148 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; 2748#L821-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet51#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 2610#L821-155 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; 2644#L821-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet52#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 2649#L821-162 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; 2821#L821-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet53#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 2637#L821-169 main_~_ha_hashv~0#1 := main_#t~nondet53#1;havoc main_#t~nondet53#1; 2638#L821-170 goto; 2690#L821-172 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; 2693#L821-173 goto; 2903#L821-175 goto; 2642#L821-266 call write~int#3(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$#3(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#3(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 2643#L821-178 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~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#3(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; 2823#L821-194 call write~$Pointer$#3(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~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$#3(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call main_#t~mem74#1.base, main_#t~mem74#1.offset := read~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem75#1 := read~int#3(main_#t~mem74#1.base, 20 + main_#t~mem74#1.offset, 4);call write~$Pointer$#3(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~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$#3(main_#t~mem76#1.base, 16 + main_#t~mem76#1.offset, 4);call write~$Pointer$#3(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~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#3(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; 2849#L821-193 goto; 2831#L821-264 havoc main_~_ha_bkt~0#1;call main_#t~mem79#1.base, main_#t~mem79#1.offset := read~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem80#1 := read~int#3(main_#t~mem79#1.base, 12 + main_#t~mem79#1.offset, 4);main_#t~post81#1 := main_#t~mem80#1;call write~int#3(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; 2832#L821-203 call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem83#1 := read~int#3(main_#t~mem82#1.base, 4 + main_#t~mem82#1.offset, 4); 2702#L821-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem83#1 - 1) % 4294967296;main_#t~nondet84#1 := 0; 2704#L821-201 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; 2809#L821-202 goto; 2858#L821-261 call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$#3(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#3(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#3(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~$Pointer$#3(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#3(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~$Pointer$#3(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~$Pointer$#3(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 2901#L821-205 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~$Pointer$#3(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#3(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; 2888#L821-207 call write~$Pointer$#3(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#3(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem92#1 := read~int#3(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; 2729#L821-208 assume main_#t~short96#1;call main_#t~mem94#1.base, main_#t~mem94#1.offset := read~$Pointer$#3(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem95#1 := read~int#3(main_#t~mem94#1.base, 36 + main_#t~mem94#1.offset, 4);main_#t~short96#1 := 0 == main_#t~mem95#1 % 4294967296; 2707#L821-210 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; 2708#L821-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 2723#L821-260 goto; 2724#L821-262 havoc main_~_ha_bkt~0#1; 2791#L821-263 goto; 2594#L821-265 goto; 2595#L821-267 havoc main_~_ha_hashv~0#1; 2867#L821-268 goto; 2652#L814-3 call main_#t~mem5#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post6#1 := main_#t~mem5#1;call write~int#1(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; 2653#L814-4 [2023-11-26 12:01:42,434 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:01:42,434 INFO L85 PathProgramCache]: Analyzing trace with hash 2115, now seen corresponding path program 4 times [2023-11-26 12:01:42,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:01:42,434 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [64026279] [2023-11-26 12:01:42,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:01:42,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:01:42,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 12:01:42,448 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 12:01:42,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 12:01:42,477 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 12:01:42,477 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:01:42,477 INFO L85 PathProgramCache]: Analyzing trace with hash 868758631, now seen corresponding path program 1 times [2023-11-26 12:01:42,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:01:42,478 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487591176] [2023-11-26 12:01:42,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:01:42,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:01:42,546 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 12:01:42,546 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [487606891] [2023-11-26 12:01:42,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:01:42,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 12:01:42,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cad4497-e6a6-4a90-9304-9c9ef1955237/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:01:42,550 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cad4497-e6a6-4a90-9304-9c9ef1955237/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 12:01:42,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cad4497-e6a6-4a90-9304-9c9ef1955237/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-26 12:01:42,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:01:42,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 491 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-26 12:01:42,889 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:01:42,969 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 12:01:42,972 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 12:01:42,972 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:01:42,972 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [487591176] [2023-11-26 12:01:42,972 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 12:01:42,973 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [487606891] [2023-11-26 12:01:42,973 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [487606891] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:01:42,973 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:01:42,973 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-26 12:01:42,974 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4332460] [2023-11-26 12:01:42,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:01:42,975 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-26 12:01:42,975 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:01:42,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-26 12:01:42,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-26 12:01:42,976 INFO L87 Difference]: Start difference. First operand 340 states and 501 transitions. cyclomatic complexity: 164 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 12:01:43,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:01:43,141 INFO L93 Difference]: Finished difference Result 450 states and 667 transitions. [2023-11-26 12:01:43,142 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 450 states and 667 transitions. [2023-11-26 12:01:43,146 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 443 [2023-11-26 12:01:43,151 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 450 states to 450 states and 667 transitions. [2023-11-26 12:01:43,152 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 450 [2023-11-26 12:01:43,152 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 450 [2023-11-26 12:01:43,153 INFO L73 IsDeterministic]: Start isDeterministic. Operand 450 states and 667 transitions. [2023-11-26 12:01:43,154 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 12:01:43,154 INFO L218 hiAutomatonCegarLoop]: Abstraction has 450 states and 667 transitions. [2023-11-26 12:01:43,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 450 states and 667 transitions. [2023-11-26 12:01:43,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 450 to 363. [2023-11-26 12:01:43,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 363 states, 359 states have (on average 1.448467966573816) internal successors, (520), 358 states have internal predecessors, (520), 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 12:01:43,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 363 states and 526 transitions. [2023-11-26 12:01:43,166 INFO L240 hiAutomatonCegarLoop]: Abstraction has 363 states and 526 transitions. [2023-11-26 12:01:43,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-26 12:01:43,168 INFO L428 stractBuchiCegarLoop]: Abstraction has 363 states and 526 transitions. [2023-11-26 12:01:43,168 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2023-11-26 12:01:43,168 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 363 states and 526 transitions. [2023-11-26 12:01:43,170 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 356 [2023-11-26 12:01:43,171 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 12:01:43,171 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 12:01:43,174 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-26 12:01:43,175 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 12:01:43,175 INFO L748 eck$LassoCheckResult]: Stem: 3870#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);~count_int_int~0 := 0; 3871#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~mem21#1, main_#t~mem20#1, main_#t~mem22#1, main_#t~mem23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~switch33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~mem40#1, main_#t~mem41#1, main_#t~mem42#1, main_#t~mem43#1, main_#t~mem44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~malloc54#1.base, main_#t~malloc54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~memset~res57#1.base, main_#t~memset~res57#1.offset, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~malloc63#1.base, main_#t~malloc63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~memset~res70#1.base, main_#t~memset~res70#1.offset, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1.base, main_#t~mem79#1.offset, main_#t~mem80#1, main_#t~post81#1, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~nondet84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1, main_#t~post88#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem93#1, main_#t~mem92#1, main_#t~mem94#1.base, main_#t~mem94#1.offset, main_#t~mem95#1, main_#t~short96#1, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~malloc99#1.base, main_#t~malloc99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~memset~res104#1.base, main_#t~memset~res104#1.offset, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem109#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~nondet110#1, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem114#1, main_#t~mem112#1.base, main_#t~mem112#1.offset, main_#t~mem113#1, main_#t~nondet115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem126#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~nondet127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~pre130#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem132#1, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1, main_#t~post135#1, main_#t~mem139#1, main_#t~mem137#1, main_#t~mem136#1.base, main_#t~mem136#1.offset, main_#t~mem138#1, main_#t~mem140#1, main_#t~post141#1, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~post117#1, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1.base, main_#t~mem146#1.offset, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1, main_#t~post151#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem158#1, main_#t~mem156#1.base, main_#t~mem156#1.offset, main_#t~mem157#1, main_#t~ite161#1, main_#t~mem159#1.base, main_#t~mem159#1.offset, main_#t~mem160#1, main_#t~mem162#1.base, main_#t~mem162#1.offset, main_#t~mem163#1, main_#t~mem164#1.base, main_#t~mem164#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~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~mem229#1, main_#t~mem230#1, main_#t~mem165#1, main_#t~mem166#1, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int#1(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 3676#L814-4 [2023-11-26 12:01:43,177 INFO L750 eck$LassoCheckResult]: Loop: 3676#L814-4 call main_#t~mem7#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 3784#L814-1 assume !!(main_#t~mem7#1 < 10);havoc main_#t~mem7#1;call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset; 3905#L816 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 3906#L816-2 call main_#t~mem9#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#3(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#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem11#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#3(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; 3709#L821-269 havoc main_~_ha_hashv~0#1; 3710#L821-176 goto; 3755#L821-174 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; 3782#L821-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 3875#L821-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch33#1 := 11 == main_~_hj_k~0#1; 3876#L821-73 assume !main_#t~switch33#1; 3758#L821-75 main_#t~switch33#1 := main_#t~switch33#1 || 10 == main_~_hj_k~0#1; 3759#L821-76 assume !main_#t~switch33#1; 3912#L821-78 main_#t~switch33#1 := main_#t~switch33#1 || 9 == main_~_hj_k~0#1; 3913#L821-79 assume !main_#t~switch33#1; 3882#L821-81 main_#t~switch33#1 := main_#t~switch33#1 || 8 == main_~_hj_k~0#1; 3883#L821-82 assume !main_#t~switch33#1; 3894#L821-84 main_#t~switch33#1 := main_#t~switch33#1 || 7 == main_~_hj_k~0#1; 3895#L821-85 assume !main_#t~switch33#1; 3819#L821-87 main_#t~switch33#1 := main_#t~switch33#1 || 6 == main_~_hj_k~0#1; 3820#L821-88 assume !main_#t~switch33#1; 3835#L821-90 main_#t~switch33#1 := main_#t~switch33#1 || 5 == main_~_hj_k~0#1; 3836#L821-91 assume !main_#t~switch33#1; 3924#L821-93 main_#t~switch33#1 := main_#t~switch33#1 || 4 == main_~_hj_k~0#1; 3925#L821-94 assume !main_#t~switch33#1; 3949#L821-96 main_#t~switch33#1 := main_#t~switch33#1 || 3 == main_~_hj_k~0#1; 3947#L821-97 assume !main_#t~switch33#1; 3945#L821-99 main_#t~switch33#1 := main_#t~switch33#1 || 2 == main_~_hj_k~0#1; 3790#L821-100 assume !main_#t~switch33#1; 3791#L821-102 main_#t~switch33#1 := main_#t~switch33#1 || 1 == main_~_hj_k~0#1; 3930#L821-103 assume !main_#t~switch33#1; 3928#L821-105 havoc main_#t~switch33#1; 3926#L821-171 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; 3802#L821-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet45#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 3728#L821-113 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; 3729#L821-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet46#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 3600#L821-120 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; 3911#L821-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet47#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 3856#L821-127 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; 3654#L821-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet48#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 3655#L821-134 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; 3821#L821-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet49#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 3708#L821-141 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; 3761#L821-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet50#1 := main_~_hj_j~0#1 % 4294967296 / 32; 3689#L821-148 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; 3771#L821-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet51#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 3633#L821-155 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; 3667#L821-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet52#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 3672#L821-162 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; 3848#L821-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet53#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 3660#L821-169 main_~_ha_hashv~0#1 := main_#t~nondet53#1;havoc main_#t~nondet53#1; 3661#L821-170 goto; 3713#L821-172 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; 3716#L821-173 goto; 3942#L821-175 goto; 3665#L821-266 call write~int#3(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$#3(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#3(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 3666#L821-178 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~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#3(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; 3850#L821-194 call write~$Pointer$#3(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~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$#3(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call main_#t~mem74#1.base, main_#t~mem74#1.offset := read~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem75#1 := read~int#3(main_#t~mem74#1.base, 20 + main_#t~mem74#1.offset, 4);call write~$Pointer$#3(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~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$#3(main_#t~mem76#1.base, 16 + main_#t~mem76#1.offset, 4);call write~$Pointer$#3(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~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#3(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; 3878#L821-193 goto; 3858#L821-264 havoc main_~_ha_bkt~0#1;call main_#t~mem79#1.base, main_#t~mem79#1.offset := read~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem80#1 := read~int#3(main_#t~mem79#1.base, 12 + main_#t~mem79#1.offset, 4);main_#t~post81#1 := main_#t~mem80#1;call write~int#3(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; 3859#L821-203 call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem83#1 := read~int#3(main_#t~mem82#1.base, 4 + main_#t~mem82#1.offset, 4); 3725#L821-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem83#1 - 1) % 4294967296;main_#t~nondet84#1 := 0; 3727#L821-201 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; 3834#L821-202 goto; 3887#L821-261 call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$#3(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#3(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#3(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~$Pointer$#3(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#3(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~$Pointer$#3(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~$Pointer$#3(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 3937#L821-205 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~$Pointer$#3(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#3(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; 3922#L821-207 call write~$Pointer$#3(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#3(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem92#1 := read~int#3(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; 3752#L821-208 assume main_#t~short96#1;call main_#t~mem94#1.base, main_#t~mem94#1.offset := read~$Pointer$#3(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem95#1 := read~int#3(main_#t~mem94#1.base, 36 + main_#t~mem94#1.offset, 4);main_#t~short96#1 := 0 == main_#t~mem95#1 % 4294967296; 3730#L821-210 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; 3731#L821-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 3746#L821-260 goto; 3747#L821-262 havoc main_~_ha_bkt~0#1; 3815#L821-263 goto; 3617#L821-265 goto; 3618#L821-267 havoc main_~_ha_hashv~0#1; 3897#L821-268 goto; 3675#L814-3 call main_#t~mem5#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post6#1 := main_#t~mem5#1;call write~int#1(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; 3676#L814-4 [2023-11-26 12:01:43,178 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:01:43,178 INFO L85 PathProgramCache]: Analyzing trace with hash 2115, now seen corresponding path program 5 times [2023-11-26 12:01:43,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:01:43,179 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2101692334] [2023-11-26 12:01:43,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:01:43,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:01:43,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 12:01:43,200 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 12:01:43,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 12:01:43,224 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 12:01:43,227 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:01:43,228 INFO L85 PathProgramCache]: Analyzing trace with hash 515670249, now seen corresponding path program 1 times [2023-11-26 12:01:43,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:01:43,228 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [98557346] [2023-11-26 12:01:43,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:01:43,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:01:43,278 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 12:01:43,278 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1937609334] [2023-11-26 12:01:43,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:01:43,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 12:01:43,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cad4497-e6a6-4a90-9304-9c9ef1955237/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:01:43,284 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cad4497-e6a6-4a90-9304-9c9ef1955237/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 12:01:43,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cad4497-e6a6-4a90-9304-9c9ef1955237/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-26 12:01:43,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:01:43,619 INFO L262 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-26 12:01:43,630 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:01:43,679 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 12:01:43,679 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 12:01:43,680 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:01:43,680 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [98557346] [2023-11-26 12:01:43,681 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 12:01:43,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1937609334] [2023-11-26 12:01:43,681 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1937609334] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:01:43,682 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:01:43,682 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-26 12:01:43,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1416399220] [2023-11-26 12:01:43,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:01:43,684 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-26 12:01:43,685 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:01:43,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-26 12:01:43,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-26 12:01:43,686 INFO L87 Difference]: Start difference. First operand 363 states and 526 transitions. cyclomatic complexity: 166 Second operand has 4 states, 4 states have (on average 19.0) internal successors, (76), 4 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 12:01:43,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:01:43,780 INFO L93 Difference]: Finished difference Result 295 states and 424 transitions. [2023-11-26 12:01:43,780 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 295 states and 424 transitions. [2023-11-26 12:01:43,783 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 288 [2023-11-26 12:01:43,787 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 295 states to 295 states and 424 transitions. [2023-11-26 12:01:43,787 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 295 [2023-11-26 12:01:43,787 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 295 [2023-11-26 12:01:43,788 INFO L73 IsDeterministic]: Start isDeterministic. Operand 295 states and 424 transitions. [2023-11-26 12:01:43,788 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 12:01:43,789 INFO L218 hiAutomatonCegarLoop]: Abstraction has 295 states and 424 transitions. [2023-11-26 12:01:43,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 295 states and 424 transitions. [2023-11-26 12:01:43,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 295 to 295. [2023-11-26 12:01:43,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 295 states, 291 states have (on average 1.436426116838488) internal successors, (418), 290 states have internal predecessors, (418), 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 12:01:43,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 295 states and 424 transitions. [2023-11-26 12:01:43,799 INFO L240 hiAutomatonCegarLoop]: Abstraction has 295 states and 424 transitions. [2023-11-26 12:01:43,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-26 12:01:43,805 INFO L428 stractBuchiCegarLoop]: Abstraction has 295 states and 424 transitions. [2023-11-26 12:01:43,805 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2023-11-26 12:01:43,805 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 295 states and 424 transitions. [2023-11-26 12:01:43,807 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 288 [2023-11-26 12:01:43,807 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 12:01:43,808 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 12:01:43,809 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-26 12:01:43,809 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 12:01:43,809 INFO L748 eck$LassoCheckResult]: Stem: 4720#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);~count_int_int~0 := 0; 4721#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~mem21#1, main_#t~mem20#1, main_#t~mem22#1, main_#t~mem23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~switch33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~mem40#1, main_#t~mem41#1, main_#t~mem42#1, main_#t~mem43#1, main_#t~mem44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~malloc54#1.base, main_#t~malloc54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~memset~res57#1.base, main_#t~memset~res57#1.offset, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~malloc63#1.base, main_#t~malloc63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~memset~res70#1.base, main_#t~memset~res70#1.offset, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1.base, main_#t~mem79#1.offset, main_#t~mem80#1, main_#t~post81#1, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~nondet84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1, main_#t~post88#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem93#1, main_#t~mem92#1, main_#t~mem94#1.base, main_#t~mem94#1.offset, main_#t~mem95#1, main_#t~short96#1, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~malloc99#1.base, main_#t~malloc99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~memset~res104#1.base, main_#t~memset~res104#1.offset, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem109#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~nondet110#1, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem114#1, main_#t~mem112#1.base, main_#t~mem112#1.offset, main_#t~mem113#1, main_#t~nondet115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem126#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~nondet127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~pre130#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem132#1, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1, main_#t~post135#1, main_#t~mem139#1, main_#t~mem137#1, main_#t~mem136#1.base, main_#t~mem136#1.offset, main_#t~mem138#1, main_#t~mem140#1, main_#t~post141#1, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~post117#1, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1.base, main_#t~mem146#1.offset, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1, main_#t~post151#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem158#1, main_#t~mem156#1.base, main_#t~mem156#1.offset, main_#t~mem157#1, main_#t~ite161#1, main_#t~mem159#1.base, main_#t~mem159#1.offset, main_#t~mem160#1, main_#t~mem162#1.base, main_#t~mem162#1.offset, main_#t~mem163#1, main_#t~mem164#1.base, main_#t~mem164#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~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~mem229#1, main_#t~mem230#1, main_#t~mem165#1, main_#t~mem166#1, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int#1(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 4553#L814-4 [2023-11-26 12:01:43,810 INFO L750 eck$LassoCheckResult]: Loop: 4553#L814-4 call main_#t~mem7#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 4651#L814-1 assume !!(main_#t~mem7#1 < 10);havoc main_#t~mem7#1;call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset; 4748#L816 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 4749#L816-2 call main_#t~mem9#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#3(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#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem11#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#3(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; 4583#L821-269 havoc main_~_ha_hashv~0#1; 4584#L821-176 goto; 4627#L821-174 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; 4649#L821-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 4687#L821-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch33#1 := 11 == main_~_hj_k~0#1; 4692#L821-73 assume !main_#t~switch33#1; 4630#L821-75 main_#t~switch33#1 := main_#t~switch33#1 || 10 == main_~_hj_k~0#1; 4631#L821-76 assume !main_#t~switch33#1; 4752#L821-78 main_#t~switch33#1 := main_#t~switch33#1 || 9 == main_~_hj_k~0#1; 4754#L821-79 assume !main_#t~switch33#1; 4728#L821-81 main_#t~switch33#1 := main_#t~switch33#1 || 8 == main_~_hj_k~0#1; 4729#L821-82 assume !main_#t~switch33#1; 4740#L821-84 main_#t~switch33#1 := main_#t~switch33#1 || 7 == main_~_hj_k~0#1; 4610#L821-85 assume !main_#t~switch33#1; 4611#L821-87 main_#t~switch33#1 := main_#t~switch33#1 || 6 == main_~_hj_k~0#1; 4681#L821-88 assume !main_#t~switch33#1; 4690#L821-90 main_#t~switch33#1 := main_#t~switch33#1 || 5 == main_~_hj_k~0#1; 4503#L821-91 assume !main_#t~switch33#1; 4504#L821-93 main_#t~switch33#1 := main_#t~switch33#1 || 4 == main_~_hj_k~0#1; 4764#L821-94 assume main_#t~switch33#1;call main_#t~mem41#1 := read~int#3(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; 4671#L821-96 main_#t~switch33#1 := main_#t~switch33#1 || 3 == main_~_hj_k~0#1; 4490#L821-97 assume main_#t~switch33#1;call main_#t~mem42#1 := read~int#3(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; 4491#L821-99 main_#t~switch33#1 := main_#t~switch33#1 || 2 == main_~_hj_k~0#1; 4656#L821-100 assume main_#t~switch33#1;call main_#t~mem43#1 := read~int#3(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; 4657#L821-102 main_#t~switch33#1 := main_#t~switch33#1 || 1 == main_~_hj_k~0#1; 4691#L821-103 assume main_#t~switch33#1;call main_#t~mem44#1 := read~int#3(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; 4767#L821-105 havoc main_#t~switch33#1; 4765#L821-171 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; 4667#L821-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet45#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 4601#L821-113 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; 4602#L821-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet46#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 4484#L821-120 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; 4753#L821-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet47#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 4708#L821-127 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; 4531#L821-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet48#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 4532#L821-134 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; 4682#L821-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet49#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 4582#L821-141 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; 4633#L821-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet50#1 := main_~_hj_j~0#1 % 4294967296 / 32; 4566#L821-148 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; 4643#L821-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet51#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 4510#L821-155 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; 4544#L821-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet52#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 4549#L821-162 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; 4700#L821-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet53#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 4537#L821-169 main_~_ha_hashv~0#1 := main_#t~nondet53#1;havoc main_#t~nondet53#1; 4538#L821-170 goto; 4587#L821-172 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; 4590#L821-173 goto; 4774#L821-175 goto; 4542#L821-266 call write~int#3(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$#3(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#3(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 4543#L821-178 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~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#3(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; 4702#L821-194 call write~$Pointer$#3(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~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$#3(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call main_#t~mem74#1.base, main_#t~mem74#1.offset := read~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem75#1 := read~int#3(main_#t~mem74#1.base, 20 + main_#t~mem74#1.offset, 4);call write~$Pointer$#3(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~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$#3(main_#t~mem76#1.base, 16 + main_#t~mem76#1.offset, 4);call write~$Pointer$#3(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~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#3(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; 4725#L821-193 goto; 4710#L821-264 havoc main_~_ha_bkt~0#1;call main_#t~mem79#1.base, main_#t~mem79#1.offset := read~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem80#1 := read~int#3(main_#t~mem79#1.base, 12 + main_#t~mem79#1.offset, 4);main_#t~post81#1 := main_#t~mem80#1;call write~int#3(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; 4711#L821-203 call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem83#1 := read~int#3(main_#t~mem82#1.base, 4 + main_#t~mem82#1.offset, 4); 4598#L821-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem83#1 - 1) % 4294967296;main_#t~nondet84#1 := 0; 4600#L821-201 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; 4689#L821-202 goto; 4733#L821-261 call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$#3(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#3(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#3(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~$Pointer$#3(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#3(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~$Pointer$#3(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~$Pointer$#3(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 4773#L821-205 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~$Pointer$#3(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#3(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; 4763#L821-207 call write~$Pointer$#3(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#3(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem92#1 := read~int#3(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; 4624#L821-208 assume main_#t~short96#1;call main_#t~mem94#1.base, main_#t~mem94#1.offset := read~$Pointer$#3(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem95#1 := read~int#3(main_#t~mem94#1.base, 36 + main_#t~mem94#1.offset, 4);main_#t~short96#1 := 0 == main_#t~mem95#1 % 4294967296; 4603#L821-210 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; 4604#L821-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 4619#L821-260 goto; 4620#L821-262 havoc main_~_ha_bkt~0#1; 4677#L821-263 goto; 4497#L821-265 goto; 4498#L821-267 havoc main_~_ha_hashv~0#1; 4742#L821-268 goto; 4552#L814-3 call main_#t~mem5#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post6#1 := main_#t~mem5#1;call write~int#1(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; 4553#L814-4 [2023-11-26 12:01:43,810 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:01:43,811 INFO L85 PathProgramCache]: Analyzing trace with hash 2115, now seen corresponding path program 6 times [2023-11-26 12:01:43,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:01:43,811 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1170844349] [2023-11-26 12:01:43,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:01:43,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:01:43,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 12:01:43,826 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 12:01:43,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 12:01:43,840 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 12:01:43,841 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:01:43,841 INFO L85 PathProgramCache]: Analyzing trace with hash -1826004511, now seen corresponding path program 1 times [2023-11-26 12:01:43,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:01:43,842 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [240890476] [2023-11-26 12:01:43,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:01:43,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:01:43,895 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 12:01:43,896 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [594412469] [2023-11-26 12:01:43,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:01:43,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 12:01:43,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cad4497-e6a6-4a90-9304-9c9ef1955237/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:01:43,900 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cad4497-e6a6-4a90-9304-9c9ef1955237/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 12:01:43,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cad4497-e6a6-4a90-9304-9c9ef1955237/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-26 12:01:44,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:01:44,373 INFO L262 TraceCheckSpWp]: Trace formula consists of 509 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-26 12:01:44,376 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:01:44,536 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 12:01:44,536 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 12:01:44,537 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:01:44,537 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [240890476] [2023-11-26 12:01:44,537 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 12:01:44,537 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [594412469] [2023-11-26 12:01:44,537 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [594412469] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:01:44,538 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:01:44,538 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-26 12:01:44,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [283022033] [2023-11-26 12:01:44,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:01:44,542 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-26 12:01:44,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:01:44,543 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-26 12:01:44,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-11-26 12:01:44,543 INFO L87 Difference]: Start difference. First operand 295 states and 424 transitions. cyclomatic complexity: 132 Second operand has 8 states, 8 states have (on average 9.5) internal successors, (76), 8 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 12:01:44,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:01:44,973 INFO L93 Difference]: Finished difference Result 305 states and 436 transitions. [2023-11-26 12:01:44,973 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 305 states and 436 transitions. [2023-11-26 12:01:44,976 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 298 [2023-11-26 12:01:44,980 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 305 states to 305 states and 436 transitions. [2023-11-26 12:01:44,980 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 305 [2023-11-26 12:01:44,981 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 305 [2023-11-26 12:01:44,981 INFO L73 IsDeterministic]: Start isDeterministic. Operand 305 states and 436 transitions. [2023-11-26 12:01:44,982 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 12:01:44,982 INFO L218 hiAutomatonCegarLoop]: Abstraction has 305 states and 436 transitions. [2023-11-26 12:01:44,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states and 436 transitions. [2023-11-26 12:01:44,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 302. [2023-11-26 12:01:44,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 302 states, 298 states have (on average 1.429530201342282) internal successors, (426), 297 states have internal predecessors, (426), 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 12:01:44,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 302 states and 432 transitions. [2023-11-26 12:01:44,991 INFO L240 hiAutomatonCegarLoop]: Abstraction has 302 states and 432 transitions. [2023-11-26 12:01:44,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-26 12:01:44,993 INFO L428 stractBuchiCegarLoop]: Abstraction has 302 states and 432 transitions. [2023-11-26 12:01:44,993 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2023-11-26 12:01:44,994 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 302 states and 432 transitions. [2023-11-26 12:01:44,999 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 295 [2023-11-26 12:01:44,999 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 12:01:44,999 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 12:01:45,002 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-26 12:01:45,003 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 12:01:45,003 INFO L748 eck$LassoCheckResult]: Stem: 5558#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);~count_int_int~0 := 0; 5559#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~mem21#1, main_#t~mem20#1, main_#t~mem22#1, main_#t~mem23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~switch33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~mem40#1, main_#t~mem41#1, main_#t~mem42#1, main_#t~mem43#1, main_#t~mem44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~malloc54#1.base, main_#t~malloc54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~memset~res57#1.base, main_#t~memset~res57#1.offset, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~malloc63#1.base, main_#t~malloc63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~memset~res70#1.base, main_#t~memset~res70#1.offset, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1.base, main_#t~mem79#1.offset, main_#t~mem80#1, main_#t~post81#1, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~nondet84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1, main_#t~post88#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem93#1, main_#t~mem92#1, main_#t~mem94#1.base, main_#t~mem94#1.offset, main_#t~mem95#1, main_#t~short96#1, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~malloc99#1.base, main_#t~malloc99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~memset~res104#1.base, main_#t~memset~res104#1.offset, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem109#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~nondet110#1, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem114#1, main_#t~mem112#1.base, main_#t~mem112#1.offset, main_#t~mem113#1, main_#t~nondet115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem126#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~nondet127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~pre130#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem132#1, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1, main_#t~post135#1, main_#t~mem139#1, main_#t~mem137#1, main_#t~mem136#1.base, main_#t~mem136#1.offset, main_#t~mem138#1, main_#t~mem140#1, main_#t~post141#1, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~post117#1, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1.base, main_#t~mem146#1.offset, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1, main_#t~post151#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem158#1, main_#t~mem156#1.base, main_#t~mem156#1.offset, main_#t~mem157#1, main_#t~ite161#1, main_#t~mem159#1.base, main_#t~mem159#1.offset, main_#t~mem160#1, main_#t~mem162#1.base, main_#t~mem162#1.offset, main_#t~mem163#1, main_#t~mem164#1.base, main_#t~mem164#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~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~mem229#1, main_#t~mem230#1, main_#t~mem165#1, main_#t~mem166#1, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int#1(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 5388#L814-4 [2023-11-26 12:01:45,004 INFO L750 eck$LassoCheckResult]: Loop: 5388#L814-4 call main_#t~mem7#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 5489#L814-1 assume !!(main_#t~mem7#1 < 10);havoc main_#t~mem7#1;call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset; 5588#L816 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 5589#L816-2 call main_#t~mem9#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#3(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#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem11#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#3(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; 5418#L821-269 havoc main_~_ha_hashv~0#1; 5419#L821-176 goto; 5463#L821-174 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; 5485#L821-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 5525#L821-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch33#1 := 11 == main_~_hj_k~0#1; 5533#L821-73 assume !main_#t~switch33#1; 5467#L821-75 main_#t~switch33#1 := main_#t~switch33#1 || 10 == main_~_hj_k~0#1; 5468#L821-76 assume !main_#t~switch33#1; 5590#L821-78 main_#t~switch33#1 := main_#t~switch33#1 || 9 == main_~_hj_k~0#1; 5592#L821-79 assume !main_#t~switch33#1; 5566#L821-81 main_#t~switch33#1 := main_#t~switch33#1 || 8 == main_~_hj_k~0#1; 5567#L821-82 assume !main_#t~switch33#1; 5582#L821-84 main_#t~switch33#1 := main_#t~switch33#1 || 7 == main_~_hj_k~0#1; 5445#L821-85 assume !main_#t~switch33#1; 5446#L821-87 main_#t~switch33#1 := main_#t~switch33#1 || 6 == main_~_hj_k~0#1; 5519#L821-88 assume !main_#t~switch33#1; 5528#L821-90 main_#t~switch33#1 := main_#t~switch33#1 || 5 == main_~_hj_k~0#1; 5338#L821-91 assume !main_#t~switch33#1; 5339#L821-93 main_#t~switch33#1 := main_#t~switch33#1 || 4 == main_~_hj_k~0#1; 5603#L821-94 assume main_#t~switch33#1;call main_#t~mem41#1 := read~int#3(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; 5510#L821-96 main_#t~switch33#1 := main_#t~switch33#1 || 3 == main_~_hj_k~0#1; 5325#L821-97 assume main_#t~switch33#1;call main_#t~mem42#1 := read~int#3(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; 5326#L821-99 main_#t~switch33#1 := main_#t~switch33#1 || 2 == main_~_hj_k~0#1; 5492#L821-100 assume main_#t~switch33#1;call main_#t~mem43#1 := read~int#3(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; 5493#L821-102 main_#t~switch33#1 := main_#t~switch33#1 || 1 == main_~_hj_k~0#1; 5529#L821-103 assume main_#t~switch33#1;call main_#t~mem44#1 := read~int#3(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; 5606#L821-105 havoc main_#t~switch33#1; 5604#L821-171 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; 5504#L821-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet45#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 5505#L821-113 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; 5617#L821-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet46#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 5616#L821-120 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; 5602#L821-121 assume !(0 == main_~_ha_hashv~0#1 % 4294967296); 5593#L821-123 assume 0 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296;main_#t~nondet47#1 := main_~_ha_hashv~0#1; 5545#L821-127 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; 5363#L821-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet48#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 5364#L821-134 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; 5520#L821-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet49#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 5415#L821-141 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; 5469#L821-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet50#1 := main_~_hj_j~0#1 % 4294967296 / 32; 5399#L821-148 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; 5478#L821-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet51#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 5343#L821-155 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; 5379#L821-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet52#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 5381#L821-162 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; 5534#L821-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet53#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 5370#L821-169 main_~_ha_hashv~0#1 := main_#t~nondet53#1;havoc main_#t~nondet53#1; 5371#L821-170 goto; 5422#L821-172 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; 5423#L821-173 goto; 5613#L821-175 goto; 5377#L821-266 call write~int#3(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$#3(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#3(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 5378#L821-178 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~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#3(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; 5536#L821-194 call write~$Pointer$#3(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~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$#3(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call main_#t~mem74#1.base, main_#t~mem74#1.offset := read~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem75#1 := read~int#3(main_#t~mem74#1.base, 20 + main_#t~mem74#1.offset, 4);call write~$Pointer$#3(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~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$#3(main_#t~mem76#1.base, 16 + main_#t~mem76#1.offset, 4);call write~$Pointer$#3(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~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#3(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; 5562#L821-193 goto; 5547#L821-264 havoc main_~_ha_bkt~0#1;call main_#t~mem79#1.base, main_#t~mem79#1.offset := read~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem80#1 := read~int#3(main_#t~mem79#1.base, 12 + main_#t~mem79#1.offset, 4);main_#t~post81#1 := main_#t~mem80#1;call write~int#3(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; 5548#L821-203 call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem83#1 := read~int#3(main_#t~mem82#1.base, 4 + main_#t~mem82#1.offset, 4); 5433#L821-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem83#1 - 1) % 4294967296;main_#t~nondet84#1 := 0; 5435#L821-201 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; 5527#L821-202 goto; 5571#L821-261 call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$#3(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#3(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#3(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~$Pointer$#3(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#3(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~$Pointer$#3(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~$Pointer$#3(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 5612#L821-205 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~$Pointer$#3(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#3(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; 5601#L821-207 call write~$Pointer$#3(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#3(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem92#1 := read~int#3(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; 5459#L821-208 assume main_#t~short96#1;call main_#t~mem94#1.base, main_#t~mem94#1.offset := read~$Pointer$#3(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem95#1 := read~int#3(main_#t~mem94#1.base, 36 + main_#t~mem94#1.offset, 4);main_#t~short96#1 := 0 == main_#t~mem95#1 % 4294967296; 5438#L821-210 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; 5439#L821-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 5454#L821-260 goto; 5455#L821-262 havoc main_~_ha_bkt~0#1; 5514#L821-263 goto; 5332#L821-265 goto; 5333#L821-267 havoc main_~_ha_hashv~0#1; 5579#L821-268 goto; 5387#L814-3 call main_#t~mem5#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post6#1 := main_#t~mem5#1;call write~int#1(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; 5388#L814-4 [2023-11-26 12:01:45,005 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:01:45,005 INFO L85 PathProgramCache]: Analyzing trace with hash 2115, now seen corresponding path program 7 times [2023-11-26 12:01:45,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:01:45,006 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [499468602] [2023-11-26 12:01:45,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:01:45,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:01:45,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 12:01:45,022 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 12:01:45,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 12:01:45,082 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 12:01:45,083 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:01:45,084 INFO L85 PathProgramCache]: Analyzing trace with hash -99285852, now seen corresponding path program 1 times [2023-11-26 12:01:45,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:01:45,084 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [672994083] [2023-11-26 12:01:45,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:01:45,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:01:45,132 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 12:01:45,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1331548648] [2023-11-26 12:01:45,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:01:45,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 12:01:45,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cad4497-e6a6-4a90-9304-9c9ef1955237/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:01:45,140 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cad4497-e6a6-4a90-9304-9c9ef1955237/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 12:01:45,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cad4497-e6a6-4a90-9304-9c9ef1955237/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-26 12:01:45,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:01:45,565 INFO L262 TraceCheckSpWp]: Trace formula consists of 510 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-26 12:01:45,567 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:01:45,692 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 12:01:45,692 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 12:01:45,692 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:01:45,693 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [672994083] [2023-11-26 12:01:45,693 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 12:01:45,693 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1331548648] [2023-11-26 12:01:45,693 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1331548648] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:01:45,694 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:01:45,694 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-26 12:01:45,694 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1005139342] [2023-11-26 12:01:45,694 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:01:45,695 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-26 12:01:45,695 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:01:45,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-26 12:01:45,696 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-26 12:01:45,696 INFO L87 Difference]: Start difference. First operand 302 states and 432 transitions. cyclomatic complexity: 133 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 12:01:46,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:01:46,146 INFO L93 Difference]: Finished difference Result 308 states and 440 transitions. [2023-11-26 12:01:46,146 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 308 states and 440 transitions. [2023-11-26 12:01:46,149 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 301 [2023-11-26 12:01:46,152 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 308 states to 308 states and 440 transitions. [2023-11-26 12:01:46,153 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 308 [2023-11-26 12:01:46,153 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 308 [2023-11-26 12:01:46,154 INFO L73 IsDeterministic]: Start isDeterministic. Operand 308 states and 440 transitions. [2023-11-26 12:01:46,154 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 12:01:46,154 INFO L218 hiAutomatonCegarLoop]: Abstraction has 308 states and 440 transitions. [2023-11-26 12:01:46,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 308 states and 440 transitions. [2023-11-26 12:01:46,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 308 to 304. [2023-11-26 12:01:46,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 304 states, 300 states have (on average 1.4266666666666667) internal successors, (428), 299 states have internal predecessors, (428), 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 12:01:46,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 304 states and 434 transitions. [2023-11-26 12:01:46,163 INFO L240 hiAutomatonCegarLoop]: Abstraction has 304 states and 434 transitions. [2023-11-26 12:01:46,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-26 12:01:46,165 INFO L428 stractBuchiCegarLoop]: Abstraction has 304 states and 434 transitions. [2023-11-26 12:01:46,165 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2023-11-26 12:01:46,165 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 304 states and 434 transitions. [2023-11-26 12:01:46,167 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 297 [2023-11-26 12:01:46,167 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 12:01:46,167 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 12:01:46,168 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-26 12:01:46,168 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 12:01:46,169 INFO L748 eck$LassoCheckResult]: Stem: 6411#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);~count_int_int~0 := 0; 6412#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~mem21#1, main_#t~mem20#1, main_#t~mem22#1, main_#t~mem23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~switch33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~mem40#1, main_#t~mem41#1, main_#t~mem42#1, main_#t~mem43#1, main_#t~mem44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~malloc54#1.base, main_#t~malloc54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~memset~res57#1.base, main_#t~memset~res57#1.offset, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~malloc63#1.base, main_#t~malloc63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~memset~res70#1.base, main_#t~memset~res70#1.offset, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1.base, main_#t~mem79#1.offset, main_#t~mem80#1, main_#t~post81#1, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~nondet84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1, main_#t~post88#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem93#1, main_#t~mem92#1, main_#t~mem94#1.base, main_#t~mem94#1.offset, main_#t~mem95#1, main_#t~short96#1, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~malloc99#1.base, main_#t~malloc99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~memset~res104#1.base, main_#t~memset~res104#1.offset, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem109#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~nondet110#1, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem114#1, main_#t~mem112#1.base, main_#t~mem112#1.offset, main_#t~mem113#1, main_#t~nondet115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem126#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~nondet127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~pre130#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem132#1, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1, main_#t~post135#1, main_#t~mem139#1, main_#t~mem137#1, main_#t~mem136#1.base, main_#t~mem136#1.offset, main_#t~mem138#1, main_#t~mem140#1, main_#t~post141#1, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~post117#1, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1.base, main_#t~mem146#1.offset, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1, main_#t~post151#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem158#1, main_#t~mem156#1.base, main_#t~mem156#1.offset, main_#t~mem157#1, main_#t~ite161#1, main_#t~mem159#1.base, main_#t~mem159#1.offset, main_#t~mem160#1, main_#t~mem162#1.base, main_#t~mem162#1.offset, main_#t~mem163#1, main_#t~mem164#1.base, main_#t~mem164#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~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~mem229#1, main_#t~mem230#1, main_#t~mem165#1, main_#t~mem166#1, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int#1(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 6241#L814-4 [2023-11-26 12:01:46,169 INFO L750 eck$LassoCheckResult]: Loop: 6241#L814-4 call main_#t~mem7#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 6341#L814-1 assume !!(main_#t~mem7#1 < 10);havoc main_#t~mem7#1;call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset; 6441#L816 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 6442#L816-2 call main_#t~mem9#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#3(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#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem11#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#3(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; 6271#L821-269 havoc main_~_ha_hashv~0#1; 6272#L821-176 goto; 6317#L821-174 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; 6339#L821-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 6378#L821-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch33#1 := 11 == main_~_hj_k~0#1; 6385#L821-73 assume !main_#t~switch33#1; 6320#L821-75 main_#t~switch33#1 := main_#t~switch33#1 || 10 == main_~_hj_k~0#1; 6321#L821-76 assume !main_#t~switch33#1; 6444#L821-78 main_#t~switch33#1 := main_#t~switch33#1 || 9 == main_~_hj_k~0#1; 6446#L821-79 assume !main_#t~switch33#1; 6419#L821-81 main_#t~switch33#1 := main_#t~switch33#1 || 8 == main_~_hj_k~0#1; 6420#L821-82 assume !main_#t~switch33#1; 6434#L821-84 main_#t~switch33#1 := main_#t~switch33#1 || 7 == main_~_hj_k~0#1; 6298#L821-85 assume !main_#t~switch33#1; 6299#L821-87 main_#t~switch33#1 := main_#t~switch33#1 || 6 == main_~_hj_k~0#1; 6372#L821-88 assume !main_#t~switch33#1; 6381#L821-90 main_#t~switch33#1 := main_#t~switch33#1 || 5 == main_~_hj_k~0#1; 6192#L821-91 assume !main_#t~switch33#1; 6193#L821-93 main_#t~switch33#1 := main_#t~switch33#1 || 4 == main_~_hj_k~0#1; 6457#L821-94 assume main_#t~switch33#1;call main_#t~mem41#1 := read~int#3(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; 6362#L821-96 main_#t~switch33#1 := main_#t~switch33#1 || 3 == main_~_hj_k~0#1; 6179#L821-97 assume main_#t~switch33#1;call main_#t~mem42#1 := read~int#3(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; 6180#L821-99 main_#t~switch33#1 := main_#t~switch33#1 || 2 == main_~_hj_k~0#1; 6346#L821-100 assume main_#t~switch33#1;call main_#t~mem43#1 := read~int#3(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; 6347#L821-102 main_#t~switch33#1 := main_#t~switch33#1 || 1 == main_~_hj_k~0#1; 6382#L821-103 assume main_#t~switch33#1;call main_#t~mem44#1 := read~int#3(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; 6460#L821-105 havoc main_#t~switch33#1; 6458#L821-171 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; 6358#L821-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet45#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 6289#L821-113 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; 6290#L821-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet46#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 6354#L821-120 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; 6445#L821-121 assume !(0 == main_~_ha_hashv~0#1 % 4294967296); 6448#L821-123 assume 0 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296;main_#t~nondet47#1 := main_~_ha_hashv~0#1; 6449#L821-127 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; 6220#L821-128 assume !(0 == main_~_hj_i~0#1 % 4294967296); 6221#L821-130 assume 0 == main_~_ha_hashv~0#1 % 4294967296 / 4096 % 4294967296;main_#t~nondet48#1 := main_~_hj_i~0#1; 6311#L821-134 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; 6373#L821-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet49#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 6270#L821-141 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; 6323#L821-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet50#1 := main_~_hj_j~0#1 % 4294967296 / 32; 6254#L821-148 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; 6333#L821-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet51#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 6199#L821-155 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; 6232#L821-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet52#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 6237#L821-162 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; 6391#L821-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet53#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 6225#L821-169 main_~_ha_hashv~0#1 := main_#t~nondet53#1;havoc main_#t~nondet53#1; 6226#L821-170 goto; 6275#L821-172 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; 6278#L821-173 goto; 6467#L821-175 goto; 6230#L821-266 call write~int#3(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$#3(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#3(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 6231#L821-178 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~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#3(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; 6393#L821-194 call write~$Pointer$#3(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~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$#3(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call main_#t~mem74#1.base, main_#t~mem74#1.offset := read~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem75#1 := read~int#3(main_#t~mem74#1.base, 20 + main_#t~mem74#1.offset, 4);call write~$Pointer$#3(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~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$#3(main_#t~mem76#1.base, 16 + main_#t~mem76#1.offset, 4);call write~$Pointer$#3(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~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#3(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; 6416#L821-193 goto; 6401#L821-264 havoc main_~_ha_bkt~0#1;call main_#t~mem79#1.base, main_#t~mem79#1.offset := read~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem80#1 := read~int#3(main_#t~mem79#1.base, 12 + main_#t~mem79#1.offset, 4);main_#t~post81#1 := main_#t~mem80#1;call write~int#3(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; 6402#L821-203 call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem83#1 := read~int#3(main_#t~mem82#1.base, 4 + main_#t~mem82#1.offset, 4); 6286#L821-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem83#1 - 1) % 4294967296;main_#t~nondet84#1 := 0; 6288#L821-201 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; 6380#L821-202 goto; 6424#L821-261 call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$#3(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$#3(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#3(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#3(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~$Pointer$#3(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#3(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~$Pointer$#3(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~$Pointer$#3(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 6466#L821-205 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~$Pointer$#3(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#3(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; 6456#L821-207 call write~$Pointer$#3(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#3(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem92#1 := read~int#3(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; 6313#L821-208 assume main_#t~short96#1;call main_#t~mem94#1.base, main_#t~mem94#1.offset := read~$Pointer$#3(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem95#1 := read~int#3(main_#t~mem94#1.base, 36 + main_#t~mem94#1.offset, 4);main_#t~short96#1 := 0 == main_#t~mem95#1 % 4294967296; 6291#L821-210 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; 6292#L821-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 6307#L821-260 goto; 6308#L821-262 havoc main_~_ha_bkt~0#1; 6368#L821-263 goto; 6186#L821-265 goto; 6187#L821-267 havoc main_~_ha_hashv~0#1; 6436#L821-268 goto; 6240#L814-3 call main_#t~mem5#1 := read~int#1(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post6#1 := main_#t~mem5#1;call write~int#1(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; 6241#L814-4 [2023-11-26 12:01:46,170 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:01:46,170 INFO L85 PathProgramCache]: Analyzing trace with hash 2115, now seen corresponding path program 8 times [2023-11-26 12:01:46,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:01:46,170 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1155041579] [2023-11-26 12:01:46,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:01:46,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:01:46,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 12:01:46,183 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 12:01:46,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 12:01:46,198 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 12:01:46,198 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:01:46,198 INFO L85 PathProgramCache]: Analyzing trace with hash 990691190, now seen corresponding path program 1 times [2023-11-26 12:01:46,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:01:46,199 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [25631928] [2023-11-26 12:01:46,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:01:46,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:01:46,251 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 12:01:46,251 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [114328770] [2023-11-26 12:01:46,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:01:46,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 12:01:46,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cad4497-e6a6-4a90-9304-9c9ef1955237/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:01:46,255 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cad4497-e6a6-4a90-9304-9c9ef1955237/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 12:01:46,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cad4497-e6a6-4a90-9304-9c9ef1955237/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-26 12:01:49,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:01:49,444 INFO L262 TraceCheckSpWp]: Trace formula consists of 511 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-26 12:01:49,447 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:02:03,637 WARN L293 SmtUtils]: Spent 12.17s on a formula simplification that was a NOOP. DAG size: 15 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-26 12:02:21,929 WARN L293 SmtUtils]: Spent 12.84s on a formula simplification that was a NOOP. DAG size: 17 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-26 12:02:33,460 WARN L293 SmtUtils]: Spent 5.34s on a formula simplification. DAG size of input: 15 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)