./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-1.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_d428d95f-81cb-463f-b379-d7d73137b939/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d428d95f-81cb-463f-b379-d7d73137b939/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_d428d95f-81cb-463f-b379-d7d73137b939/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d428d95f-81cb-463f-b379-d7d73137b939/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d428d95f-81cb-463f-b379-d7d73137b939/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_d428d95f-81cb-463f-b379-d7d73137b939/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 22b4144b7005899e18ff8135fa52f12863f7106dbe1ddb808d25d8593c5f8fc4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 10:45:39,102 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 10:45:39,215 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d428d95f-81cb-463f-b379-d7d73137b939/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-26 10:45:39,220 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 10:45:39,221 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 10:45:39,245 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 10:45:39,246 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 10:45:39,247 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 10:45:39,247 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 10:45:39,248 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 10:45:39,249 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 10:45:39,250 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 10:45:39,250 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 10:45:39,251 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-26 10:45:39,251 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-26 10:45:39,252 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-26 10:45:39,253 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-26 10:45:39,253 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-26 10:45:39,254 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-26 10:45:39,254 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 10:45:39,255 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-26 10:45:39,260 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 10:45:39,260 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 10:45:39,261 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 10:45:39,261 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 10:45:39,262 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-26 10:45:39,262 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-26 10:45:39,268 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-26 10:45:39,269 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-26 10:45:39,269 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 10:45:39,270 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 10:45:39,270 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-26 10:45:39,270 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 10:45:39,271 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 10:45:39,271 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 10:45:39,272 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 10:45:39,272 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 10:45:39,273 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-26 10:45:39,273 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_d428d95f-81cb-463f-b379-d7d73137b939/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d428d95f-81cb-463f-b379-d7d73137b939/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 22b4144b7005899e18ff8135fa52f12863f7106dbe1ddb808d25d8593c5f8fc4 [2023-11-26 10:45:39,617 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 10:45:39,650 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 10:45:39,653 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 10:45:39,655 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 10:45:39,656 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 10:45:39,657 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d428d95f-81cb-463f-b379-d7d73137b939/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-1.i [2023-11-26 10:45:42,773 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 10:45:43,240 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 10:45:43,241 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d428d95f-81cb-463f-b379-d7d73137b939/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-1.i [2023-11-26 10:45:43,260 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d428d95f-81cb-463f-b379-d7d73137b939/bin/uautomizer-verify-VRDe98Ueme/data/2691478be/fa59b2157ed14bd8a78ef26ea2c920bf/FLAG9b70eb165 [2023-11-26 10:45:43,276 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d428d95f-81cb-463f-b379-d7d73137b939/bin/uautomizer-verify-VRDe98Ueme/data/2691478be/fa59b2157ed14bd8a78ef26ea2c920bf [2023-11-26 10:45:43,279 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 10:45:43,281 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 10:45:43,282 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 10:45:43,283 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 10:45:43,289 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 10:45:43,289 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:45:43" (1/1) ... [2023-11-26 10:45:43,291 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@155cf5ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:43, skipping insertion in model container [2023-11-26 10:45:43,291 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:45:43" (1/1) ... [2023-11-26 10:45:43,413 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 10:45:44,058 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:45:44,077 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 10:45:44,197 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:45:44,242 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 10:45:44,248 INFO L206 MainTranslator]: Completed translation [2023-11-26 10:45:44,249 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:44 WrapperNode [2023-11-26 10:45:44,249 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 10:45:44,250 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 10:45:44,250 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 10:45:44,250 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 10:45:44,258 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:44" (1/1) ... [2023-11-26 10:45:44,293 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:44" (1/1) ... [2023-11-26 10:45:44,406 INFO L138 Inliner]: procedures = 176, calls = 280, calls flagged for inlining = 5, calls inlined = 4, statements flattened = 1335 [2023-11-26 10:45:44,407 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 10:45:44,408 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 10:45:44,408 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 10:45:44,408 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 10:45:44,420 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:44" (1/1) ... [2023-11-26 10:45:44,421 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:44" (1/1) ... [2023-11-26 10:45:44,436 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:44" (1/1) ... [2023-11-26 10:45:44,544 INFO L175 MemorySlicer]: Split 258 memory accesses to 4 slices as follows [2, 217, 5, 34]. 84 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0]. The 55 writes are split as follows [0, 50, 1, 4]. [2023-11-26 10:45:44,544 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:44" (1/1) ... [2023-11-26 10:45:44,545 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:44" (1/1) ... [2023-11-26 10:45:44,613 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:44" (1/1) ... [2023-11-26 10:45:44,645 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:44" (1/1) ... [2023-11-26 10:45:44,657 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:44" (1/1) ... [2023-11-26 10:45:44,673 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:44" (1/1) ... [2023-11-26 10:45:44,697 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 10:45:44,698 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 10:45:44,699 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 10:45:44,699 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 10:45:44,700 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:44" (1/1) ... [2023-11-26 10:45:44,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:45:44,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d428d95f-81cb-463f-b379-d7d73137b939/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:45:44,742 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d428d95f-81cb-463f-b379-d7d73137b939/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:45:44,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d428d95f-81cb-463f-b379-d7d73137b939/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-26 10:45:44,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-26 10:45:44,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-26 10:45:44,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-26 10:45:44,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-26 10:45:44,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-26 10:45:44,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-26 10:45:44,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-26 10:45:44,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-26 10:45:44,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2023-11-26 10:45:44,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2023-11-26 10:45:44,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2023-11-26 10:45:44,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2023-11-26 10:45:44,806 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2023-11-26 10:45:44,806 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2023-11-26 10:45:44,808 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2023-11-26 10:45:44,808 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2023-11-26 10:45:44,808 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-26 10:45:44,808 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 10:45:44,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-26 10:45:44,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-26 10:45:44,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-26 10:45:44,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-26 10:45:44,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-26 10:45:44,810 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-26 10:45:44,810 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-26 10:45:44,810 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-26 10:45:44,810 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-26 10:45:44,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-26 10:45:44,811 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-26 10:45:44,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 10:45:44,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-26 10:45:44,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-26 10:45:44,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-26 10:45:44,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 10:45:44,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 10:45:45,094 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 10:45:45,097 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 10:45:45,101 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-26 10:45:45,176 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-26 10:45:45,210 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-26 10:45:45,238 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-26 10:45:47,069 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 10:45:47,086 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 10:45:47,086 INFO L309 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-26 10:45:47,088 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:45:47 BoogieIcfgContainer [2023-11-26 10:45:47,089 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 10:45:47,090 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-26 10:45:47,090 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-26 10:45:47,094 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-26 10:45:47,095 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-26 10:45:47,095 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 26.11 10:45:43" (1/3) ... [2023-11-26 10:45:47,096 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3ed784a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.11 10:45:47, skipping insertion in model container [2023-11-26 10:45:47,096 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-26 10:45:47,096 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:44" (2/3) ... [2023-11-26 10:45:47,097 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3ed784a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.11 10:45:47, skipping insertion in model container [2023-11-26 10:45:47,097 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-26 10:45:47,097 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:45:47" (3/3) ... [2023-11-26 10:45:47,098 INFO L332 chiAutomizerObserver]: Analyzing ICFG uthash_JEN_test7-1.i [2023-11-26 10:45:47,163 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-26 10:45:47,164 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-26 10:45:47,164 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-26 10:45:47,164 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-26 10:45:47,164 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-26 10:45:47,164 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-26 10:45:47,165 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-26 10:45:47,165 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-26 10:45:47,180 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 355 states, 350 states have (on average 1.6942857142857144) internal successors, (593), 350 states have internal predecessors, (593), 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 10:45:47,225 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 343 [2023-11-26 10:45:47,226 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 10:45:47,226 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 10:45:47,233 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-26 10:45:47,234 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-11-26 10:45:47,234 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-26 10:45:47,236 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 355 states, 350 states have (on average 1.6942857142857144) internal successors, (593), 350 states have internal predecessors, (593), 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 10:45:47,253 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 343 [2023-11-26 10:45:47,253 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 10:45:47,253 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 10:45:47,254 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-26 10:45:47,254 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-11-26 10:45:47,262 INFO L748 eck$LassoCheckResult]: Stem: 217#$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); 230#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem13#1, main_#t~mem15#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem17#1, main_#t~mem19#1, main_#t~mem18#1, main_#t~mem20#1, main_#t~mem21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~switch31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~mem40#1, main_#t~mem41#1, main_#t~mem42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~malloc52#1.base, main_#t~malloc52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~memset~res55#1.base, main_#t~memset~res55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1.base, main_#t~mem57#1.offset, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~malloc61#1.base, main_#t~malloc61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1.base, main_#t~mem63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~memset~res68#1.base, main_#t~memset~res68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1.base, main_#t~mem70#1.offset, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~post79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1, main_#t~nondet82#1, main_#t~mem83#1.base, main_#t~mem83#1.offset, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1, main_#t~post86#1, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem88#1.base, main_#t~mem88#1.offset, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem91#1, main_#t~mem90#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~short94#1, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1, main_#t~malloc97#1.base, main_#t~malloc97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1, main_#t~memset~res102#1.base, main_#t~memset~res102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem107#1, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1, main_#t~nondet108#1, main_#t~mem109#1.base, main_#t~mem109#1.offset, main_#t~mem112#1, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1, main_#t~nondet113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem124#1, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1, main_#t~nondet125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~pre128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem132#1, main_#t~post133#1, main_#t~mem137#1, main_#t~mem135#1, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem136#1, main_#t~mem138#1, main_#t~post139#1, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~post115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1, main_#t~post149#1, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~ite159#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_#t~mem161#1, main_#t~mem162#1.base, main_#t~mem162#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~mem3#1, main_#t~post4#1, main_#t~mem5#1, main_#t~mem167#1, main_#t~mem166#1, main_#t~mem168#1, main_#t~mem169#1, main_#t~mem171#1, main_#t~mem170#1, main_#t~mem172#1, main_#t~mem173#1, main_#t~mem175#1, main_#t~mem174#1, main_#t~mem176#1, main_#t~mem177#1, main_#t~nondet178#1, main_#t~nondet179#1, main_#t~nondet180#1, main_#t~nondet181#1, main_#t~nondet182#1, main_#t~nondet183#1, main_#t~nondet184#1, main_#t~nondet185#1, main_#t~nondet186#1, main_#t~switch187#1, main_#t~mem188#1, main_#t~mem189#1, main_#t~mem190#1, main_#t~mem191#1, main_#t~mem192#1, main_#t~mem193#1, main_#t~mem194#1, main_#t~mem195#1, main_#t~mem196#1, main_#t~mem197#1, main_#t~mem198#1, main_#t~nondet199#1, main_#t~nondet200#1, main_#t~nondet201#1, main_#t~nondet202#1, main_#t~nondet203#1, main_#t~nondet204#1, main_#t~nondet205#1, main_#t~nondet206#1, main_#t~nondet207#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem208#1.base, main_#t~mem208#1.offset, main_#t~mem209#1, main_#t~nondet210#1, main_#t~mem211#1.base, main_#t~mem211#1.offset, main_#t~mem212#1.base, main_#t~mem212#1.offset, main_#t~mem213#1.base, main_#t~mem213#1.offset, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1.base, main_#t~mem215#1.offset, main_#t~mem216#1.base, main_#t~mem216#1.offset, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem218#1, main_#t~mem219#1, main_#t~mem220#1, main_#t~short221#1, main_#t~mem222#1.base, main_#t~mem222#1.offset, main_#t~ret223#1, main_#t~mem224#1.base, main_#t~mem224#1.offset, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~mem226#1.base, main_#t~mem226#1.offset, main_#t~mem227#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem228#1.base, main_#t~mem228#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~short230#1, main_#t~mem231#1.base, main_#t~mem231#1.offset, main_#t~mem232#1.base, main_#t~mem232#1.offset, main_#t~mem233#1.base, main_#t~mem233#1.offset, main_#t~mem234#1.base, main_#t~mem234#1.offset, main_#t~mem235#1.base, main_#t~mem235#1.offset, main_#t~mem236#1.base, main_#t~mem236#1.offset, main_#t~mem237#1.base, main_#t~mem237#1.offset, main_#t~mem238#1.base, main_#t~mem238#1.offset, main_#t~mem239#1, main_#t~mem240#1.base, main_#t~mem240#1.offset, main_#t~mem241#1.base, main_#t~mem241#1.offset, main_#t~mem242#1.base, main_#t~mem242#1.offset, main_#t~mem243#1, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1.base, main_#t~mem245#1.offset, main_#t~mem246#1.base, main_#t~mem246#1.offset, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem253#1, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1, main_#t~nondet254#1, main_#t~mem255#1.base, main_#t~mem255#1.offset, main_#t~mem256#1.base, main_#t~mem256#1.offset, main_#t~mem257#1, main_#t~post258#1, main_#t~mem259#1.base, main_#t~mem259#1.offset, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1.base, main_#t~mem263#1.offset, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~mem266#1.base, main_#t~mem266#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1, main_#t~post269#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem163#1, main_#t~post164#1, main_#t~mem165#1, main_#t~mem270#1.base, main_#t~mem270#1.offset, main_~#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#3(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 306#L715-4true [2023-11-26 10:45:47,263 INFO L750 eck$LassoCheckResult]: Loop: 306#L715-4true call main_#t~mem5#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 287#L715-1true assume !!(main_#t~mem5#1 < 1000);havoc main_#t~mem5#1;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 40#L717true assume main_~user~0#1.base == 0 && main_~user~0#1.offset == 0;assume false; 142#L717-2true call main_#t~mem7#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#1(main_#t~mem7#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem9#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#1(main_#t~mem8#1 * main_#t~mem9#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem8#1;havoc main_#t~mem9#1; 263#L722-269true assume !true; 85#L715-3true call main_#t~mem3#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post4#1 := main_#t~mem3#1;call write~int#3(1 + main_#t~post4#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem3#1;havoc main_#t~post4#1; 306#L715-4true [2023-11-26 10:45:47,269 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:45:47,269 INFO L85 PathProgramCache]: Analyzing trace with hash 2115, now seen corresponding path program 1 times [2023-11-26 10:45:47,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:45:47,279 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [220415241] [2023-11-26 10:45:47,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:47,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:45:47,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:45:47,418 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 10:45:47,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:45:47,491 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 10:45:47,498 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:45:47,498 INFO L85 PathProgramCache]: Analyzing trace with hash 2134899084, now seen corresponding path program 1 times [2023-11-26 10:45:47,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:45:47,499 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193700370] [2023-11-26 10:45:47,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:47,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:45:47,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:45:47,589 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:45:47,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [193700370] [2023-11-26 10:45:47,590 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-26 10:45:47,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [924388689] [2023-11-26 10:45:47,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:47,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:45:47,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d428d95f-81cb-463f-b379-d7d73137b939/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:45:47,597 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d428d95f-81cb-463f-b379-d7d73137b939/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:45:47,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d428d95f-81cb-463f-b379-d7d73137b939/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-26 10:45:47,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:45:47,772 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-26 10:45:47,774 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:45:47,793 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 10:45:47,794 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:45:47,796 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [924388689] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:45:47,796 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:45:47,797 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 10:45:47,801 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [946097948] [2023-11-26 10:45:47,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:45:47,806 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-26 10:45:47,807 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:45:47,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-26 10:45:47,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 10:45:47,859 INFO L87 Difference]: Start difference. First operand has 355 states, 350 states have (on average 1.6942857142857144) internal successors, (593), 350 states have internal predecessors, (593), 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 10:45:47,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:45:47,921 INFO L93 Difference]: Finished difference Result 352 states and 525 transitions. [2023-11-26 10:45:47,923 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 352 states and 525 transitions. [2023-11-26 10:45:47,930 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 337 [2023-11-26 10:45:47,940 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 352 states to 344 states and 517 transitions. [2023-11-26 10:45:47,941 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 344 [2023-11-26 10:45:47,943 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 344 [2023-11-26 10:45:47,944 INFO L73 IsDeterministic]: Start isDeterministic. Operand 344 states and 517 transitions. [2023-11-26 10:45:47,948 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 10:45:47,949 INFO L218 hiAutomatonCegarLoop]: Abstraction has 344 states and 517 transitions. [2023-11-26 10:45:47,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 344 states and 517 transitions. [2023-11-26 10:45:47,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 344 to 344. [2023-11-26 10:45:47,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 344 states, 340 states have (on average 1.5029411764705882) internal successors, (511), 339 states have internal predecessors, (511), 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 10:45:48,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 344 states and 517 transitions. [2023-11-26 10:45:48,001 INFO L240 hiAutomatonCegarLoop]: Abstraction has 344 states and 517 transitions. [2023-11-26 10:45:48,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-26 10:45:48,006 INFO L428 stractBuchiCegarLoop]: Abstraction has 344 states and 517 transitions. [2023-11-26 10:45:48,006 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-26 10:45:48,006 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 344 states and 517 transitions. [2023-11-26 10:45:48,009 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 337 [2023-11-26 10:45:48,009 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 10:45:48,009 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 10:45:48,011 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-26 10:45:48,011 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:45:48,012 INFO L748 eck$LassoCheckResult]: Stem: 1026#$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); 1027#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem13#1, main_#t~mem15#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem17#1, main_#t~mem19#1, main_#t~mem18#1, main_#t~mem20#1, main_#t~mem21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~switch31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~mem40#1, main_#t~mem41#1, main_#t~mem42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~malloc52#1.base, main_#t~malloc52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~memset~res55#1.base, main_#t~memset~res55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1.base, main_#t~mem57#1.offset, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~malloc61#1.base, main_#t~malloc61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1.base, main_#t~mem63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~memset~res68#1.base, main_#t~memset~res68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1.base, main_#t~mem70#1.offset, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~post79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1, main_#t~nondet82#1, main_#t~mem83#1.base, main_#t~mem83#1.offset, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1, main_#t~post86#1, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem88#1.base, main_#t~mem88#1.offset, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem91#1, main_#t~mem90#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~short94#1, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1, main_#t~malloc97#1.base, main_#t~malloc97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1, main_#t~memset~res102#1.base, main_#t~memset~res102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem107#1, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1, main_#t~nondet108#1, main_#t~mem109#1.base, main_#t~mem109#1.offset, main_#t~mem112#1, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1, main_#t~nondet113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem124#1, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1, main_#t~nondet125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~pre128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem132#1, main_#t~post133#1, main_#t~mem137#1, main_#t~mem135#1, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem136#1, main_#t~mem138#1, main_#t~post139#1, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~post115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1, main_#t~post149#1, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~ite159#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_#t~mem161#1, main_#t~mem162#1.base, main_#t~mem162#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~mem3#1, main_#t~post4#1, main_#t~mem5#1, main_#t~mem167#1, main_#t~mem166#1, main_#t~mem168#1, main_#t~mem169#1, main_#t~mem171#1, main_#t~mem170#1, main_#t~mem172#1, main_#t~mem173#1, main_#t~mem175#1, main_#t~mem174#1, main_#t~mem176#1, main_#t~mem177#1, main_#t~nondet178#1, main_#t~nondet179#1, main_#t~nondet180#1, main_#t~nondet181#1, main_#t~nondet182#1, main_#t~nondet183#1, main_#t~nondet184#1, main_#t~nondet185#1, main_#t~nondet186#1, main_#t~switch187#1, main_#t~mem188#1, main_#t~mem189#1, main_#t~mem190#1, main_#t~mem191#1, main_#t~mem192#1, main_#t~mem193#1, main_#t~mem194#1, main_#t~mem195#1, main_#t~mem196#1, main_#t~mem197#1, main_#t~mem198#1, main_#t~nondet199#1, main_#t~nondet200#1, main_#t~nondet201#1, main_#t~nondet202#1, main_#t~nondet203#1, main_#t~nondet204#1, main_#t~nondet205#1, main_#t~nondet206#1, main_#t~nondet207#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem208#1.base, main_#t~mem208#1.offset, main_#t~mem209#1, main_#t~nondet210#1, main_#t~mem211#1.base, main_#t~mem211#1.offset, main_#t~mem212#1.base, main_#t~mem212#1.offset, main_#t~mem213#1.base, main_#t~mem213#1.offset, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1.base, main_#t~mem215#1.offset, main_#t~mem216#1.base, main_#t~mem216#1.offset, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem218#1, main_#t~mem219#1, main_#t~mem220#1, main_#t~short221#1, main_#t~mem222#1.base, main_#t~mem222#1.offset, main_#t~ret223#1, main_#t~mem224#1.base, main_#t~mem224#1.offset, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~mem226#1.base, main_#t~mem226#1.offset, main_#t~mem227#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem228#1.base, main_#t~mem228#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~short230#1, main_#t~mem231#1.base, main_#t~mem231#1.offset, main_#t~mem232#1.base, main_#t~mem232#1.offset, main_#t~mem233#1.base, main_#t~mem233#1.offset, main_#t~mem234#1.base, main_#t~mem234#1.offset, main_#t~mem235#1.base, main_#t~mem235#1.offset, main_#t~mem236#1.base, main_#t~mem236#1.offset, main_#t~mem237#1.base, main_#t~mem237#1.offset, main_#t~mem238#1.base, main_#t~mem238#1.offset, main_#t~mem239#1, main_#t~mem240#1.base, main_#t~mem240#1.offset, main_#t~mem241#1.base, main_#t~mem241#1.offset, main_#t~mem242#1.base, main_#t~mem242#1.offset, main_#t~mem243#1, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1.base, main_#t~mem245#1.offset, main_#t~mem246#1.base, main_#t~mem246#1.offset, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem253#1, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1, main_#t~nondet254#1, main_#t~mem255#1.base, main_#t~mem255#1.offset, main_#t~mem256#1.base, main_#t~mem256#1.offset, main_#t~mem257#1, main_#t~post258#1, main_#t~mem259#1.base, main_#t~mem259#1.offset, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1.base, main_#t~mem263#1.offset, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~mem266#1.base, main_#t~mem266#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1, main_#t~post269#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem163#1, main_#t~post164#1, main_#t~mem165#1, main_#t~mem270#1.base, main_#t~mem270#1.offset, main_~#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#3(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 889#L715-4 [2023-11-26 10:45:48,014 INFO L750 eck$LassoCheckResult]: Loop: 889#L715-4 call main_#t~mem5#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 1066#L715-1 assume !!(main_#t~mem5#1 < 1000);havoc main_#t~mem5#1;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 816#L717 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 817#L717-2 call main_#t~mem7#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#1(main_#t~mem7#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem9#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#1(main_#t~mem8#1 * main_#t~mem9#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem8#1;havoc main_#t~mem9#1; 966#L722-269 havoc main_~_ha_hashv~0#1; 1054#L722-176 goto; 1001#L722-174 havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; 846#L722-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 847#L722-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch31#1 := 11 == main_~_hj_k~0#1; 777#L722-73 assume main_#t~switch31#1;call main_#t~mem32#1 := read~int#1(main_~_hj_key~0#1.base, 10 + main_~_hj_key~0#1.offset, 1);main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 + 16777216 * (main_#t~mem32#1 % 256 % 4294967296);havoc main_#t~mem32#1; 778#L722-75 main_#t~switch31#1 := main_#t~switch31#1 || 10 == main_~_hj_k~0#1; 890#L722-76 assume !main_#t~switch31#1; 891#L722-78 main_#t~switch31#1 := main_#t~switch31#1 || 9 == main_~_hj_k~0#1; 937#L722-79 assume main_#t~switch31#1;call main_#t~mem34#1 := read~int#1(main_~_hj_key~0#1.base, 8 + main_~_hj_key~0#1.offset, 1);main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 + 256 * (main_#t~mem34#1 % 256 % 4294967296);havoc main_#t~mem34#1; 938#L722-81 main_#t~switch31#1 := main_#t~switch31#1 || 8 == main_~_hj_k~0#1; 1005#L722-82 assume main_#t~switch31#1;call main_#t~mem35#1 := read~int#1(main_~_hj_key~0#1.base, 7 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + 16777216 * (main_#t~mem35#1 % 256 % 4294967296);havoc main_#t~mem35#1; 818#L722-84 main_#t~switch31#1 := main_#t~switch31#1 || 7 == main_~_hj_k~0#1; 819#L722-85 assume main_#t~switch31#1;call main_#t~mem36#1 := read~int#1(main_~_hj_key~0#1.base, 6 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + 65536 * (main_#t~mem36#1 % 256 % 4294967296);havoc main_#t~mem36#1; 850#L722-87 main_#t~switch31#1 := main_#t~switch31#1 || 6 == main_~_hj_k~0#1; 841#L722-88 assume main_#t~switch31#1;call main_#t~mem37#1 := read~int#1(main_~_hj_key~0#1.base, 5 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + 256 * (main_#t~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 842#L722-90 main_#t~switch31#1 := main_#t~switch31#1 || 5 == main_~_hj_k~0#1; 1042#L722-91 assume main_#t~switch31#1;call main_#t~mem38#1 := read~int#1(main_~_hj_key~0#1.base, 4 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + (if main_#t~mem38#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem38#1 % 256 % 4294967296 else main_#t~mem38#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem38#1; 765#L722-93 main_#t~switch31#1 := main_#t~switch31#1 || 4 == main_~_hj_k~0#1; 766#L722-94 assume main_#t~switch31#1;call main_#t~mem39#1 := read~int#1(main_~_hj_key~0#1.base, 3 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 16777216 * (main_#t~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 767#L722-96 main_#t~switch31#1 := main_#t~switch31#1 || 3 == main_~_hj_k~0#1; 768#L722-97 assume !main_#t~switch31#1; 984#L722-99 main_#t~switch31#1 := main_#t~switch31#1 || 2 == main_~_hj_k~0#1; 793#L722-100 assume main_#t~switch31#1;call main_#t~mem41#1 := read~int#1(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem41#1 % 256 % 4294967296);havoc main_#t~mem41#1; 794#L722-102 main_#t~switch31#1 := main_#t~switch31#1 || 1 == main_~_hj_k~0#1; 928#L722-103 assume main_#t~switch31#1;call main_#t~mem42#1 := read~int#1(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + (if main_#t~mem42#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem42#1 % 256 % 4294967296 else main_#t~mem42#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem42#1; 1052#L722-105 havoc main_#t~switch31#1; 1040#L722-171 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 1036#L722-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 914#L722-113 main_~_hj_i~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 1029#L722-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet44#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 947#L722-120 main_~_hj_j~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 948#L722-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet45#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 751#L722-127 main_~_ha_hashv~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 967#L722-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 776#L722-134 main_~_hj_i~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 743#L722-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 744#L722-141 main_~_hj_j~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 833#L722-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32; 855#L722-148 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 986#L722-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet49#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 802#L722-155 main_~_hj_i~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 904#L722-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet50#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 906#L722-162 main_~_hj_j~0#1 := main_#t~nondet50#1;havoc main_#t~nondet50#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 979#L722-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet51#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 735#L722-169 main_~_ha_hashv~0#1 := main_#t~nondet51#1;havoc main_#t~nondet51#1; 736#L722-170 goto; 991#L722-172 havoc main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset; 959#L722-173 goto; 960#L722-175 goto; 1025#L722-266 call write~int#1(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$#1(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#1(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 1046#L722-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#1(main_#t~mem69#1.base, main_#t~mem69#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem69#1.base, main_#t~mem69#1.offset; 1047#L722-194 call write~$Pointer$#1(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem71#1.base, main_#t~mem71#1.offset := read~$Pointer$#1(main_#t~mem70#1.base, 16 + main_#t~mem70#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1 := read~int#1(main_#t~mem72#1.base, 20 + main_#t~mem72#1.offset, 4);call write~$Pointer$#1(main_#t~mem71#1.base, main_#t~mem71#1.offset - main_#t~mem73#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1;call main_#t~mem74#1.base, main_#t~mem74#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$#1(main_#t~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);call write~$Pointer$#1(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem75#1.base, 8 + main_#t~mem75#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;call main_#t~mem76#1.base, main_#t~mem76#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#1(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem76#1.base, 16 + main_#t~mem76#1.offset, 4);havoc main_#t~mem76#1.base, main_#t~mem76#1.offset; 825#L722-193 goto; 826#L722-264 havoc main_~_ha_bkt~0#1;call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem78#1 := read~int#1(main_#t~mem77#1.base, 12 + main_#t~mem77#1.offset, 4);main_#t~post79#1 := main_#t~mem78#1;call write~int#1(1 + main_#t~post79#1, main_#t~mem77#1.base, 12 + main_#t~mem77#1.offset, 4);havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~post79#1; 857#L722-203 call main_#t~mem80#1.base, main_#t~mem80#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem81#1 := read~int#1(main_#t~mem80#1.base, 4 + main_#t~mem80#1.offset, 4); 858#L722-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem81#1 - 1) % 4294967296;main_#t~nondet82#1 := 0; 943#L722-201 main_~_ha_bkt~0#1 := main_#t~nondet82#1;havoc main_#t~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1;havoc main_#t~nondet82#1; 954#L722-202 goto; 834#L722-261 call main_#t~mem83#1.base, main_#t~mem83#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$#1(main_#t~mem83#1.base, main_#t~mem83#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem84#1.base, main_#t~mem84#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem83#1.base, main_#t~mem83#1.offset;havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call main_#t~mem85#1 := read~int#1(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post86#1 := main_#t~mem85#1;call write~int#1(1 + main_#t~post86#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem85#1;havoc main_#t~post86#1;call main_#t~mem87#1.base, main_#t~mem87#1.offset := read~$Pointer$#1(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#1(main_#t~mem87#1.base, main_#t~mem87#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset;call write~$Pointer$#1(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem88#1.base, main_#t~mem88#1.offset := read~$Pointer$#1(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 835#L722-205 assume main_#t~mem88#1.base != 0 || main_#t~mem88#1.offset != 0;havoc main_#t~mem88#1.base, main_#t~mem88#1.offset;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$#1(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#1(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem89#1.base, 12 + main_#t~mem89#1.offset, 4);havoc main_#t~mem89#1.base, main_#t~mem89#1.offset; 989#L722-207 call write~$Pointer$#1(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem91#1 := read~int#1(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem90#1 := read~int#1(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short94#1 := main_#t~mem91#1 % 4294967296 >= 10 * (1 + main_#t~mem90#1) % 4294967296; 849#L722-208 assume main_#t~short94#1;call main_#t~mem92#1.base, main_#t~mem92#1.offset := read~$Pointer$#1(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem93#1 := read~int#1(main_#t~mem92#1.base, 36 + main_#t~mem92#1.offset, 4);main_#t~short94#1 := 0 == main_#t~mem93#1 % 4294967296; 756#L722-210 assume !main_#t~short94#1;havoc main_#t~mem91#1;havoc main_#t~mem90#1;havoc main_#t~mem92#1.base, main_#t~mem92#1.offset;havoc main_#t~mem93#1;havoc main_#t~short94#1; 757#L722-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 912#L722-260 goto; 992#L722-262 havoc main_~_ha_bkt~0#1; 964#L722-263 goto; 965#L722-265 goto; 880#L722-267 havoc main_~_ha_hashv~0#1; 759#L722-268 goto; 760#L715-3 call main_#t~mem3#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post4#1 := main_#t~mem3#1;call write~int#3(1 + main_#t~post4#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem3#1;havoc main_#t~post4#1; 889#L715-4 [2023-11-26 10:45:48,015 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:45:48,015 INFO L85 PathProgramCache]: Analyzing trace with hash 2115, now seen corresponding path program 2 times [2023-11-26 10:45:48,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:45:48,016 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1363563753] [2023-11-26 10:45:48,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:48,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:45:48,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:45:48,036 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 10:45:48,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:45:48,059 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 10:45:48,060 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:45:48,060 INFO L85 PathProgramCache]: Analyzing trace with hash 1198917207, now seen corresponding path program 1 times [2023-11-26 10:45:48,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:45:48,060 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1814606992] [2023-11-26 10:45:48,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:48,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:45:48,123 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:45:48,123 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1197561287] [2023-11-26 10:45:48,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:48,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:45:48,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d428d95f-81cb-463f-b379-d7d73137b939/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:45:48,167 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d428d95f-81cb-463f-b379-d7d73137b939/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:45:48,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d428d95f-81cb-463f-b379-d7d73137b939/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-26 10:45:48,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:45:48,492 INFO L262 TraceCheckSpWp]: Trace formula consists of 539 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-26 10:45:48,496 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:45:48,542 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 10:45:48,543 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:45:48,543 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:45:48,543 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1814606992] [2023-11-26 10:45:48,543 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:45:48,544 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1197561287] [2023-11-26 10:45:48,544 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1197561287] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:45:48,544 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:45:48,544 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-26 10:45:48,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1140059121] [2023-11-26 10:45:48,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:45:48,545 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-26 10:45:48,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:45:48,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 10:45:48,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:45:48,547 INFO L87 Difference]: Start difference. First operand 344 states and 517 transitions. cyclomatic complexity: 176 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 10:45:48,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:45:48,662 INFO L93 Difference]: Finished difference Result 365 states and 538 transitions. [2023-11-26 10:45:48,662 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 365 states and 538 transitions. [2023-11-26 10:45:48,666 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 358 [2023-11-26 10:45:48,671 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 365 states to 365 states and 538 transitions. [2023-11-26 10:45:48,671 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 365 [2023-11-26 10:45:48,673 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 365 [2023-11-26 10:45:48,673 INFO L73 IsDeterministic]: Start isDeterministic. Operand 365 states and 538 transitions. [2023-11-26 10:45:48,679 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 10:45:48,679 INFO L218 hiAutomatonCegarLoop]: Abstraction has 365 states and 538 transitions. [2023-11-26 10:45:48,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 365 states and 538 transitions. [2023-11-26 10:45:48,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 365 to 364. [2023-11-26 10:45:48,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 364 states, 360 states have (on average 1.475) internal successors, (531), 359 states have internal predecessors, (531), 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 10:45:48,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 364 states and 537 transitions. [2023-11-26 10:45:48,712 INFO L240 hiAutomatonCegarLoop]: Abstraction has 364 states and 537 transitions. [2023-11-26 10:45:48,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 10:45:48,713 INFO L428 stractBuchiCegarLoop]: Abstraction has 364 states and 537 transitions. [2023-11-26 10:45:48,714 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-26 10:45:48,714 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 364 states and 537 transitions. [2023-11-26 10:45:48,716 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 357 [2023-11-26 10:45:48,717 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 10:45:48,717 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 10:45:48,720 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-26 10:45:48,722 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 10:45:48,722 INFO L748 eck$LassoCheckResult]: Stem: 1968#$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); 1969#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem13#1, main_#t~mem15#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem17#1, main_#t~mem19#1, main_#t~mem18#1, main_#t~mem20#1, main_#t~mem21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~switch31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~mem40#1, main_#t~mem41#1, main_#t~mem42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~malloc52#1.base, main_#t~malloc52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~memset~res55#1.base, main_#t~memset~res55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1.base, main_#t~mem57#1.offset, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~malloc61#1.base, main_#t~malloc61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1.base, main_#t~mem63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~memset~res68#1.base, main_#t~memset~res68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1.base, main_#t~mem70#1.offset, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~post79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1, main_#t~nondet82#1, main_#t~mem83#1.base, main_#t~mem83#1.offset, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1, main_#t~post86#1, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem88#1.base, main_#t~mem88#1.offset, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem91#1, main_#t~mem90#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~short94#1, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1, main_#t~malloc97#1.base, main_#t~malloc97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1, main_#t~memset~res102#1.base, main_#t~memset~res102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem107#1, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1, main_#t~nondet108#1, main_#t~mem109#1.base, main_#t~mem109#1.offset, main_#t~mem112#1, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1, main_#t~nondet113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem124#1, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1, main_#t~nondet125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~pre128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem132#1, main_#t~post133#1, main_#t~mem137#1, main_#t~mem135#1, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem136#1, main_#t~mem138#1, main_#t~post139#1, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~post115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1, main_#t~post149#1, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~ite159#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_#t~mem161#1, main_#t~mem162#1.base, main_#t~mem162#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~mem3#1, main_#t~post4#1, main_#t~mem5#1, main_#t~mem167#1, main_#t~mem166#1, main_#t~mem168#1, main_#t~mem169#1, main_#t~mem171#1, main_#t~mem170#1, main_#t~mem172#1, main_#t~mem173#1, main_#t~mem175#1, main_#t~mem174#1, main_#t~mem176#1, main_#t~mem177#1, main_#t~nondet178#1, main_#t~nondet179#1, main_#t~nondet180#1, main_#t~nondet181#1, main_#t~nondet182#1, main_#t~nondet183#1, main_#t~nondet184#1, main_#t~nondet185#1, main_#t~nondet186#1, main_#t~switch187#1, main_#t~mem188#1, main_#t~mem189#1, main_#t~mem190#1, main_#t~mem191#1, main_#t~mem192#1, main_#t~mem193#1, main_#t~mem194#1, main_#t~mem195#1, main_#t~mem196#1, main_#t~mem197#1, main_#t~mem198#1, main_#t~nondet199#1, main_#t~nondet200#1, main_#t~nondet201#1, main_#t~nondet202#1, main_#t~nondet203#1, main_#t~nondet204#1, main_#t~nondet205#1, main_#t~nondet206#1, main_#t~nondet207#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem208#1.base, main_#t~mem208#1.offset, main_#t~mem209#1, main_#t~nondet210#1, main_#t~mem211#1.base, main_#t~mem211#1.offset, main_#t~mem212#1.base, main_#t~mem212#1.offset, main_#t~mem213#1.base, main_#t~mem213#1.offset, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1.base, main_#t~mem215#1.offset, main_#t~mem216#1.base, main_#t~mem216#1.offset, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem218#1, main_#t~mem219#1, main_#t~mem220#1, main_#t~short221#1, main_#t~mem222#1.base, main_#t~mem222#1.offset, main_#t~ret223#1, main_#t~mem224#1.base, main_#t~mem224#1.offset, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~mem226#1.base, main_#t~mem226#1.offset, main_#t~mem227#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem228#1.base, main_#t~mem228#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~short230#1, main_#t~mem231#1.base, main_#t~mem231#1.offset, main_#t~mem232#1.base, main_#t~mem232#1.offset, main_#t~mem233#1.base, main_#t~mem233#1.offset, main_#t~mem234#1.base, main_#t~mem234#1.offset, main_#t~mem235#1.base, main_#t~mem235#1.offset, main_#t~mem236#1.base, main_#t~mem236#1.offset, main_#t~mem237#1.base, main_#t~mem237#1.offset, main_#t~mem238#1.base, main_#t~mem238#1.offset, main_#t~mem239#1, main_#t~mem240#1.base, main_#t~mem240#1.offset, main_#t~mem241#1.base, main_#t~mem241#1.offset, main_#t~mem242#1.base, main_#t~mem242#1.offset, main_#t~mem243#1, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1.base, main_#t~mem245#1.offset, main_#t~mem246#1.base, main_#t~mem246#1.offset, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem253#1, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1, main_#t~nondet254#1, main_#t~mem255#1.base, main_#t~mem255#1.offset, main_#t~mem256#1.base, main_#t~mem256#1.offset, main_#t~mem257#1, main_#t~post258#1, main_#t~mem259#1.base, main_#t~mem259#1.offset, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1.base, main_#t~mem263#1.offset, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~mem266#1.base, main_#t~mem266#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1, main_#t~post269#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem163#1, main_#t~post164#1, main_#t~mem165#1, main_#t~mem270#1.base, main_#t~mem270#1.offset, main_~#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#3(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 1830#L715-4 [2023-11-26 10:45:48,723 INFO L750 eck$LassoCheckResult]: Loop: 1830#L715-4 call main_#t~mem5#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 2009#L715-1 assume !!(main_#t~mem5#1 < 1000);havoc main_#t~mem5#1;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 1755#L717 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 1756#L717-2 call main_#t~mem7#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#1(main_#t~mem7#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem9#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#1(main_#t~mem8#1 * main_#t~mem9#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem8#1;havoc main_#t~mem9#1; 1908#L722-269 havoc main_~_ha_hashv~0#1; 1997#L722-176 goto; 1943#L722-174 havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; 1787#L722-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 1788#L722-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch31#1 := 11 == main_~_hj_k~0#1; 1715#L722-73 assume main_#t~switch31#1;call main_#t~mem32#1 := read~int#1(main_~_hj_key~0#1.base, 10 + main_~_hj_key~0#1.offset, 1);main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 + 16777216 * (main_#t~mem32#1 % 256 % 4294967296);havoc main_#t~mem32#1; 1716#L722-75 main_#t~switch31#1 := main_#t~switch31#1 || 10 == main_~_hj_k~0#1; 1831#L722-76 assume main_#t~switch31#1;call main_#t~mem33#1 := read~int#1(main_~_hj_key~0#1.base, 9 + main_~_hj_key~0#1.offset, 1);main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 + 65536 * (main_#t~mem33#1 % 256 % 4294967296);havoc main_#t~mem33#1; 1832#L722-78 main_#t~switch31#1 := main_#t~switch31#1 || 9 == main_~_hj_k~0#1; 1879#L722-79 assume main_#t~switch31#1;call main_#t~mem34#1 := read~int#1(main_~_hj_key~0#1.base, 8 + main_~_hj_key~0#1.offset, 1);main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 + 256 * (main_#t~mem34#1 % 256 % 4294967296);havoc main_#t~mem34#1; 1880#L722-81 main_#t~switch31#1 := main_#t~switch31#1 || 8 == main_~_hj_k~0#1; 1947#L722-82 assume main_#t~switch31#1;call main_#t~mem35#1 := read~int#1(main_~_hj_key~0#1.base, 7 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + 16777216 * (main_#t~mem35#1 % 256 % 4294967296);havoc main_#t~mem35#1; 1759#L722-84 main_#t~switch31#1 := main_#t~switch31#1 || 7 == main_~_hj_k~0#1; 1760#L722-85 assume main_#t~switch31#1;call main_#t~mem36#1 := read~int#1(main_~_hj_key~0#1.base, 6 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + 65536 * (main_#t~mem36#1 % 256 % 4294967296);havoc main_#t~mem36#1; 1791#L722-87 main_#t~switch31#1 := main_#t~switch31#1 || 6 == main_~_hj_k~0#1; 1782#L722-88 assume main_#t~switch31#1;call main_#t~mem37#1 := read~int#1(main_~_hj_key~0#1.base, 5 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + 256 * (main_#t~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 1783#L722-90 main_#t~switch31#1 := main_#t~switch31#1 || 5 == main_~_hj_k~0#1; 1984#L722-91 assume main_#t~switch31#1;call main_#t~mem38#1 := read~int#1(main_~_hj_key~0#1.base, 4 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + (if main_#t~mem38#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem38#1 % 256 % 4294967296 else main_#t~mem38#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem38#1; 1705#L722-93 main_#t~switch31#1 := main_#t~switch31#1 || 4 == main_~_hj_k~0#1; 1706#L722-94 assume main_#t~switch31#1;call main_#t~mem39#1 := read~int#1(main_~_hj_key~0#1.base, 3 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 16777216 * (main_#t~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 1707#L722-96 main_#t~switch31#1 := main_#t~switch31#1 || 3 == main_~_hj_k~0#1; 1708#L722-97 assume main_#t~switch31#1;call main_#t~mem40#1 := read~int#1(main_~_hj_key~0#1.base, 2 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 65536 * (main_#t~mem40#1 % 256 % 4294967296);havoc main_#t~mem40#1; 1925#L722-99 main_#t~switch31#1 := main_#t~switch31#1 || 2 == main_~_hj_k~0#1; 1737#L722-100 assume main_#t~switch31#1;call main_#t~mem41#1 := read~int#1(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem41#1 % 256 % 4294967296);havoc main_#t~mem41#1; 1738#L722-102 main_#t~switch31#1 := main_#t~switch31#1 || 1 == main_~_hj_k~0#1; 1995#L722-103 assume main_#t~switch31#1;call main_#t~mem42#1 := read~int#1(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + (if main_#t~mem42#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem42#1 % 256 % 4294967296 else main_#t~mem42#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem42#1; 1996#L722-105 havoc main_#t~switch31#1; 1982#L722-171 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 1980#L722-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 1856#L722-113 main_~_hj_i~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 1972#L722-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet44#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 1889#L722-120 main_~_hj_j~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 1890#L722-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet45#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 1693#L722-127 main_~_ha_hashv~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 1912#L722-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 1721#L722-134 main_~_hj_i~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 1686#L722-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 1687#L722-141 main_~_hj_j~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 1774#L722-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32; 1800#L722-148 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 1928#L722-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet49#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 1747#L722-155 main_~_hj_i~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 1850#L722-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet50#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 1852#L722-162 main_~_hj_j~0#1 := main_#t~nondet50#1;havoc main_#t~nondet50#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 1926#L722-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet51#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 1681#L722-169 main_~_ha_hashv~0#1 := main_#t~nondet51#1;havoc main_#t~nondet51#1; 1682#L722-170 goto; 1933#L722-172 havoc main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset; 1901#L722-173 goto; 1902#L722-175 goto; 1967#L722-266 call write~int#1(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$#1(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#1(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 1988#L722-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#1(main_#t~mem69#1.base, main_#t~mem69#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem69#1.base, main_#t~mem69#1.offset; 1989#L722-194 call write~$Pointer$#1(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem71#1.base, main_#t~mem71#1.offset := read~$Pointer$#1(main_#t~mem70#1.base, 16 + main_#t~mem70#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1 := read~int#1(main_#t~mem72#1.base, 20 + main_#t~mem72#1.offset, 4);call write~$Pointer$#1(main_#t~mem71#1.base, main_#t~mem71#1.offset - main_#t~mem73#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1;call main_#t~mem74#1.base, main_#t~mem74#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$#1(main_#t~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);call write~$Pointer$#1(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem75#1.base, 8 + main_#t~mem75#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;call main_#t~mem76#1.base, main_#t~mem76#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#1(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem76#1.base, 16 + main_#t~mem76#1.offset, 4);havoc main_#t~mem76#1.base, main_#t~mem76#1.offset; 1764#L722-193 goto; 1765#L722-264 havoc main_~_ha_bkt~0#1;call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem78#1 := read~int#1(main_#t~mem77#1.base, 12 + main_#t~mem77#1.offset, 4);main_#t~post79#1 := main_#t~mem78#1;call write~int#1(1 + main_#t~post79#1, main_#t~mem77#1.base, 12 + main_#t~mem77#1.offset, 4);havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~post79#1; 1795#L722-203 call main_#t~mem80#1.base, main_#t~mem80#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem81#1 := read~int#1(main_#t~mem80#1.base, 4 + main_#t~mem80#1.offset, 4); 1796#L722-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem81#1 - 1) % 4294967296;main_#t~nondet82#1 := 0; 1885#L722-201 main_~_ha_bkt~0#1 := main_#t~nondet82#1;havoc main_#t~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1;havoc main_#t~nondet82#1; 1895#L722-202 goto; 1775#L722-261 call main_#t~mem83#1.base, main_#t~mem83#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$#1(main_#t~mem83#1.base, main_#t~mem83#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem84#1.base, main_#t~mem84#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem83#1.base, main_#t~mem83#1.offset;havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call main_#t~mem85#1 := read~int#1(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post86#1 := main_#t~mem85#1;call write~int#1(1 + main_#t~post86#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem85#1;havoc main_#t~post86#1;call main_#t~mem87#1.base, main_#t~mem87#1.offset := read~$Pointer$#1(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#1(main_#t~mem87#1.base, main_#t~mem87#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset;call write~$Pointer$#1(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem88#1.base, main_#t~mem88#1.offset := read~$Pointer$#1(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 1776#L722-205 assume main_#t~mem88#1.base != 0 || main_#t~mem88#1.offset != 0;havoc main_#t~mem88#1.base, main_#t~mem88#1.offset;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$#1(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#1(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem89#1.base, 12 + main_#t~mem89#1.offset, 4);havoc main_#t~mem89#1.base, main_#t~mem89#1.offset; 1930#L722-207 call write~$Pointer$#1(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem91#1 := read~int#1(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem90#1 := read~int#1(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short94#1 := main_#t~mem91#1 % 4294967296 >= 10 * (1 + main_#t~mem90#1) % 4294967296; 1790#L722-208 assume main_#t~short94#1;call main_#t~mem92#1.base, main_#t~mem92#1.offset := read~$Pointer$#1(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem93#1 := read~int#1(main_#t~mem92#1.base, 36 + main_#t~mem92#1.offset, 4);main_#t~short94#1 := 0 == main_#t~mem93#1 % 4294967296; 1696#L722-210 assume !main_#t~short94#1;havoc main_#t~mem91#1;havoc main_#t~mem90#1;havoc main_#t~mem92#1.base, main_#t~mem92#1.offset;havoc main_#t~mem93#1;havoc main_#t~short94#1; 1697#L722-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 1853#L722-260 goto; 1934#L722-262 havoc main_~_ha_bkt~0#1; 1906#L722-263 goto; 1907#L722-265 goto; 1819#L722-267 havoc main_~_ha_hashv~0#1; 1699#L722-268 goto; 1700#L715-3 call main_#t~mem3#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post4#1 := main_#t~mem3#1;call write~int#3(1 + main_#t~post4#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem3#1;havoc main_#t~post4#1; 1830#L715-4 [2023-11-26 10:45:48,724 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:45:48,724 INFO L85 PathProgramCache]: Analyzing trace with hash 2115, now seen corresponding path program 3 times [2023-11-26 10:45:48,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:45:48,725 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [890084091] [2023-11-26 10:45:48,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:48,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:45:48,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:45:48,773 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 10:45:48,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:45:48,814 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 10:45:48,819 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:45:48,819 INFO L85 PathProgramCache]: Analyzing trace with hash 618715859, now seen corresponding path program 1 times [2023-11-26 10:45:48,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:45:48,820 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899939664] [2023-11-26 10:45:48,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:48,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:45:48,926 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:45:48,928 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1563346486] [2023-11-26 10:45:48,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:48,929 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:45:48,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d428d95f-81cb-463f-b379-d7d73137b939/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:45:48,940 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d428d95f-81cb-463f-b379-d7d73137b939/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:45:48,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d428d95f-81cb-463f-b379-d7d73137b939/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-26 10:45:49,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:45:49,280 INFO L262 TraceCheckSpWp]: Trace formula consists of 551 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-26 10:45:49,285 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:45:49,330 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 10:45:49,330 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:45:49,330 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:45:49,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1899939664] [2023-11-26 10:45:49,331 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:45:49,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1563346486] [2023-11-26 10:45:49,331 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1563346486] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:45:49,332 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:45:49,332 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-26 10:45:49,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1485117287] [2023-11-26 10:45:49,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:45:49,333 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-26 10:45:49,333 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:45:49,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-26 10:45:49,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-26 10:45:49,334 INFO L87 Difference]: Start difference. First operand 364 states and 537 transitions. cyclomatic complexity: 176 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 10:45:49,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:45:49,467 INFO L93 Difference]: Finished difference Result 351 states and 517 transitions. [2023-11-26 10:45:49,467 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 351 states and 517 transitions. [2023-11-26 10:45:49,470 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 344 [2023-11-26 10:45:49,475 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 351 states to 351 states and 517 transitions. [2023-11-26 10:45:49,475 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 351 [2023-11-26 10:45:49,476 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 351 [2023-11-26 10:45:49,476 INFO L73 IsDeterministic]: Start isDeterministic. Operand 351 states and 517 transitions. [2023-11-26 10:45:49,477 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 10:45:49,478 INFO L218 hiAutomatonCegarLoop]: Abstraction has 351 states and 517 transitions. [2023-11-26 10:45:49,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 351 states and 517 transitions. [2023-11-26 10:45:49,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 351 to 350. [2023-11-26 10:45:49,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 350 states, 346 states have (on average 1.4739884393063585) internal successors, (510), 345 states have internal predecessors, (510), 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 10:45:49,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 350 states and 516 transitions. [2023-11-26 10:45:49,498 INFO L240 hiAutomatonCegarLoop]: Abstraction has 350 states and 516 transitions. [2023-11-26 10:45:49,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-26 10:45:49,501 INFO L428 stractBuchiCegarLoop]: Abstraction has 350 states and 516 transitions. [2023-11-26 10:45:49,501 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-11-26 10:45:49,501 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 350 states and 516 transitions. [2023-11-26 10:45:49,503 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 343 [2023-11-26 10:45:49,503 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 10:45:49,504 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 10:45:49,508 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-26 10:45:49,512 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 10:45:49,513 INFO L748 eck$LassoCheckResult]: Stem: 2917#$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); 2918#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem13#1, main_#t~mem15#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem17#1, main_#t~mem19#1, main_#t~mem18#1, main_#t~mem20#1, main_#t~mem21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~switch31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~mem40#1, main_#t~mem41#1, main_#t~mem42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~malloc52#1.base, main_#t~malloc52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~memset~res55#1.base, main_#t~memset~res55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1.base, main_#t~mem57#1.offset, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~malloc61#1.base, main_#t~malloc61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1.base, main_#t~mem63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~memset~res68#1.base, main_#t~memset~res68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1.base, main_#t~mem70#1.offset, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~post79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1, main_#t~nondet82#1, main_#t~mem83#1.base, main_#t~mem83#1.offset, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1, main_#t~post86#1, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem88#1.base, main_#t~mem88#1.offset, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem91#1, main_#t~mem90#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~short94#1, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1, main_#t~malloc97#1.base, main_#t~malloc97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1, main_#t~memset~res102#1.base, main_#t~memset~res102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem107#1, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1, main_#t~nondet108#1, main_#t~mem109#1.base, main_#t~mem109#1.offset, main_#t~mem112#1, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1, main_#t~nondet113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem124#1, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1, main_#t~nondet125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~pre128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem132#1, main_#t~post133#1, main_#t~mem137#1, main_#t~mem135#1, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem136#1, main_#t~mem138#1, main_#t~post139#1, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~post115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1, main_#t~post149#1, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~ite159#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_#t~mem161#1, main_#t~mem162#1.base, main_#t~mem162#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~mem3#1, main_#t~post4#1, main_#t~mem5#1, main_#t~mem167#1, main_#t~mem166#1, main_#t~mem168#1, main_#t~mem169#1, main_#t~mem171#1, main_#t~mem170#1, main_#t~mem172#1, main_#t~mem173#1, main_#t~mem175#1, main_#t~mem174#1, main_#t~mem176#1, main_#t~mem177#1, main_#t~nondet178#1, main_#t~nondet179#1, main_#t~nondet180#1, main_#t~nondet181#1, main_#t~nondet182#1, main_#t~nondet183#1, main_#t~nondet184#1, main_#t~nondet185#1, main_#t~nondet186#1, main_#t~switch187#1, main_#t~mem188#1, main_#t~mem189#1, main_#t~mem190#1, main_#t~mem191#1, main_#t~mem192#1, main_#t~mem193#1, main_#t~mem194#1, main_#t~mem195#1, main_#t~mem196#1, main_#t~mem197#1, main_#t~mem198#1, main_#t~nondet199#1, main_#t~nondet200#1, main_#t~nondet201#1, main_#t~nondet202#1, main_#t~nondet203#1, main_#t~nondet204#1, main_#t~nondet205#1, main_#t~nondet206#1, main_#t~nondet207#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem208#1.base, main_#t~mem208#1.offset, main_#t~mem209#1, main_#t~nondet210#1, main_#t~mem211#1.base, main_#t~mem211#1.offset, main_#t~mem212#1.base, main_#t~mem212#1.offset, main_#t~mem213#1.base, main_#t~mem213#1.offset, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1.base, main_#t~mem215#1.offset, main_#t~mem216#1.base, main_#t~mem216#1.offset, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem218#1, main_#t~mem219#1, main_#t~mem220#1, main_#t~short221#1, main_#t~mem222#1.base, main_#t~mem222#1.offset, main_#t~ret223#1, main_#t~mem224#1.base, main_#t~mem224#1.offset, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~mem226#1.base, main_#t~mem226#1.offset, main_#t~mem227#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem228#1.base, main_#t~mem228#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~short230#1, main_#t~mem231#1.base, main_#t~mem231#1.offset, main_#t~mem232#1.base, main_#t~mem232#1.offset, main_#t~mem233#1.base, main_#t~mem233#1.offset, main_#t~mem234#1.base, main_#t~mem234#1.offset, main_#t~mem235#1.base, main_#t~mem235#1.offset, main_#t~mem236#1.base, main_#t~mem236#1.offset, main_#t~mem237#1.base, main_#t~mem237#1.offset, main_#t~mem238#1.base, main_#t~mem238#1.offset, main_#t~mem239#1, main_#t~mem240#1.base, main_#t~mem240#1.offset, main_#t~mem241#1.base, main_#t~mem241#1.offset, main_#t~mem242#1.base, main_#t~mem242#1.offset, main_#t~mem243#1, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1.base, main_#t~mem245#1.offset, main_#t~mem246#1.base, main_#t~mem246#1.offset, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem253#1, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1, main_#t~nondet254#1, main_#t~mem255#1.base, main_#t~mem255#1.offset, main_#t~mem256#1.base, main_#t~mem256#1.offset, main_#t~mem257#1, main_#t~post258#1, main_#t~mem259#1.base, main_#t~mem259#1.offset, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1.base, main_#t~mem263#1.offset, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~mem266#1.base, main_#t~mem266#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1, main_#t~post269#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem163#1, main_#t~post164#1, main_#t~mem165#1, main_#t~mem270#1.base, main_#t~mem270#1.offset, main_~#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#3(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 2778#L715-4 [2023-11-26 10:45:49,514 INFO L750 eck$LassoCheckResult]: Loop: 2778#L715-4 call main_#t~mem5#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 2959#L715-1 assume !!(main_#t~mem5#1 < 1000);havoc main_#t~mem5#1;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 2703#L717 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 2704#L717-2 call main_#t~mem7#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#1(main_#t~mem7#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem9#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#1(main_#t~mem8#1 * main_#t~mem9#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem8#1;havoc main_#t~mem9#1; 2856#L722-269 havoc main_~_ha_hashv~0#1; 2946#L722-176 goto; 2892#L722-174 havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; 2735#L722-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 2736#L722-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch31#1 := 11 == main_~_hj_k~0#1; 2664#L722-73 assume !main_#t~switch31#1; 2665#L722-75 main_#t~switch31#1 := main_#t~switch31#1 || 10 == main_~_hj_k~0#1; 2779#L722-76 assume !main_#t~switch31#1; 2780#L722-78 main_#t~switch31#1 := main_#t~switch31#1 || 9 == main_~_hj_k~0#1; 2827#L722-79 assume !main_#t~switch31#1; 2828#L722-81 main_#t~switch31#1 := main_#t~switch31#1 || 8 == main_~_hj_k~0#1; 2896#L722-82 assume !main_#t~switch31#1; 2707#L722-84 main_#t~switch31#1 := main_#t~switch31#1 || 7 == main_~_hj_k~0#1; 2708#L722-85 assume !main_#t~switch31#1; 2739#L722-87 main_#t~switch31#1 := main_#t~switch31#1 || 6 == main_~_hj_k~0#1; 2730#L722-88 assume !main_#t~switch31#1; 2731#L722-90 main_#t~switch31#1 := main_#t~switch31#1 || 5 == main_~_hj_k~0#1; 2933#L722-91 assume !main_#t~switch31#1; 2654#L722-93 main_#t~switch31#1 := main_#t~switch31#1 || 4 == main_~_hj_k~0#1; 2655#L722-94 assume !main_#t~switch31#1; 2656#L722-96 main_#t~switch31#1 := main_#t~switch31#1 || 3 == main_~_hj_k~0#1; 2657#L722-97 assume !main_#t~switch31#1; 2966#L722-99 main_#t~switch31#1 := main_#t~switch31#1 || 2 == main_~_hj_k~0#1; 2967#L722-100 assume !main_#t~switch31#1; 2817#L722-102 main_#t~switch31#1 := main_#t~switch31#1 || 1 == main_~_hj_k~0#1; 2818#L722-103 assume main_#t~switch31#1;call main_#t~mem42#1 := read~int#1(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + (if main_#t~mem42#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem42#1 % 256 % 4294967296 else main_#t~mem42#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem42#1; 2945#L722-105 havoc main_#t~switch31#1; 2931#L722-171 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 2929#L722-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 2804#L722-113 main_~_hj_i~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 2921#L722-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet44#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 2837#L722-120 main_~_hj_j~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 2838#L722-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet45#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 2642#L722-127 main_~_ha_hashv~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 2860#L722-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 2669#L722-134 main_~_hj_i~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 2635#L722-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 2636#L722-141 main_~_hj_j~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 2722#L722-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32; 2746#L722-148 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 2877#L722-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet49#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 2693#L722-155 main_~_hj_i~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 2796#L722-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet50#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 2798#L722-162 main_~_hj_j~0#1 := main_#t~nondet50#1;havoc main_#t~nondet50#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 2873#L722-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet51#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 2628#L722-169 main_~_ha_hashv~0#1 := main_#t~nondet51#1;havoc main_#t~nondet51#1; 2629#L722-170 goto; 2888#L722-172 havoc main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset; 2849#L722-173 goto; 2850#L722-175 goto; 2916#L722-266 call write~int#1(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$#1(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#1(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 2937#L722-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#1(main_#t~mem69#1.base, main_#t~mem69#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem69#1.base, main_#t~mem69#1.offset; 2938#L722-194 call write~$Pointer$#1(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem71#1.base, main_#t~mem71#1.offset := read~$Pointer$#1(main_#t~mem70#1.base, 16 + main_#t~mem70#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1 := read~int#1(main_#t~mem72#1.base, 20 + main_#t~mem72#1.offset, 4);call write~$Pointer$#1(main_#t~mem71#1.base, main_#t~mem71#1.offset - main_#t~mem73#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1;call main_#t~mem74#1.base, main_#t~mem74#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$#1(main_#t~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);call write~$Pointer$#1(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem75#1.base, 8 + main_#t~mem75#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;call main_#t~mem76#1.base, main_#t~mem76#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#1(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem76#1.base, 16 + main_#t~mem76#1.offset, 4);havoc main_#t~mem76#1.base, main_#t~mem76#1.offset; 2714#L722-193 goto; 2715#L722-264 havoc main_~_ha_bkt~0#1;call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem78#1 := read~int#1(main_#t~mem77#1.base, 12 + main_#t~mem77#1.offset, 4);main_#t~post79#1 := main_#t~mem78#1;call write~int#1(1 + main_#t~post79#1, main_#t~mem77#1.base, 12 + main_#t~mem77#1.offset, 4);havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~post79#1; 2748#L722-203 call main_#t~mem80#1.base, main_#t~mem80#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem81#1 := read~int#1(main_#t~mem80#1.base, 4 + main_#t~mem80#1.offset, 4); 2749#L722-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem81#1 - 1) % 4294967296;main_#t~nondet82#1 := 0; 2836#L722-201 main_~_ha_bkt~0#1 := main_#t~nondet82#1;havoc main_#t~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1;havoc main_#t~nondet82#1; 2844#L722-202 goto; 2723#L722-261 call main_#t~mem83#1.base, main_#t~mem83#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$#1(main_#t~mem83#1.base, main_#t~mem83#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem84#1.base, main_#t~mem84#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem83#1.base, main_#t~mem83#1.offset;havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call main_#t~mem85#1 := read~int#1(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post86#1 := main_#t~mem85#1;call write~int#1(1 + main_#t~post86#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem85#1;havoc main_#t~post86#1;call main_#t~mem87#1.base, main_#t~mem87#1.offset := read~$Pointer$#1(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#1(main_#t~mem87#1.base, main_#t~mem87#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset;call write~$Pointer$#1(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem88#1.base, main_#t~mem88#1.offset := read~$Pointer$#1(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 2724#L722-205 assume main_#t~mem88#1.base != 0 || main_#t~mem88#1.offset != 0;havoc main_#t~mem88#1.base, main_#t~mem88#1.offset;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$#1(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#1(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem89#1.base, 12 + main_#t~mem89#1.offset, 4);havoc main_#t~mem89#1.base, main_#t~mem89#1.offset; 2880#L722-207 call write~$Pointer$#1(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem91#1 := read~int#1(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem90#1 := read~int#1(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short94#1 := main_#t~mem91#1 % 4294967296 >= 10 * (1 + main_#t~mem90#1) % 4294967296; 2738#L722-208 assume main_#t~short94#1;call main_#t~mem92#1.base, main_#t~mem92#1.offset := read~$Pointer$#1(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem93#1 := read~int#1(main_#t~mem92#1.base, 36 + main_#t~mem92#1.offset, 4);main_#t~short94#1 := 0 == main_#t~mem93#1 % 4294967296; 2647#L722-210 assume !main_#t~short94#1;havoc main_#t~mem91#1;havoc main_#t~mem90#1;havoc main_#t~mem92#1.base, main_#t~mem92#1.offset;havoc main_#t~mem93#1;havoc main_#t~short94#1; 2648#L722-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 2801#L722-260 goto; 2881#L722-262 havoc main_~_ha_bkt~0#1; 2852#L722-263 goto; 2853#L722-265 goto; 2767#L722-267 havoc main_~_ha_hashv~0#1; 2643#L722-268 goto; 2644#L715-3 call main_#t~mem3#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post4#1 := main_#t~mem3#1;call write~int#3(1 + main_#t~post4#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem3#1;havoc main_#t~post4#1; 2778#L715-4 [2023-11-26 10:45:49,514 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:45:49,515 INFO L85 PathProgramCache]: Analyzing trace with hash 2115, now seen corresponding path program 4 times [2023-11-26 10:45:49,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:45:49,519 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [244641722] [2023-11-26 10:45:49,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:49,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:45:49,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:45:49,543 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 10:45:49,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:45:49,573 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 10:45:49,573 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:45:49,573 INFO L85 PathProgramCache]: Analyzing trace with hash 868758631, now seen corresponding path program 1 times [2023-11-26 10:45:49,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:45:49,574 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [876720368] [2023-11-26 10:45:49,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:49,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:45:49,643 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:45:49,643 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1095660739] [2023-11-26 10:45:49,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:49,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:45:49,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d428d95f-81cb-463f-b379-d7d73137b939/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:45:49,648 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d428d95f-81cb-463f-b379-d7d73137b939/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:45:49,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d428d95f-81cb-463f-b379-d7d73137b939/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-26 10:45:50,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:45:50,012 INFO L262 TraceCheckSpWp]: Trace formula consists of 491 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-26 10:45:50,015 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:45:50,097 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 10:45:50,097 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:45:50,097 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:45:50,098 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [876720368] [2023-11-26 10:45:50,098 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:45:50,098 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1095660739] [2023-11-26 10:45:50,098 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1095660739] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:45:50,098 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:45:50,098 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-26 10:45:50,099 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [480149533] [2023-11-26 10:45:50,099 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:45:50,099 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-26 10:45:50,099 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:45:50,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-26 10:45:50,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-26 10:45:50,100 INFO L87 Difference]: Start difference. First operand 350 states and 516 transitions. cyclomatic complexity: 169 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 10:45:50,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:45:50,258 INFO L93 Difference]: Finished difference Result 460 states and 682 transitions. [2023-11-26 10:45:50,258 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 460 states and 682 transitions. [2023-11-26 10:45:50,262 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 453 [2023-11-26 10:45:50,267 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 460 states to 460 states and 682 transitions. [2023-11-26 10:45:50,268 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 460 [2023-11-26 10:45:50,269 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 460 [2023-11-26 10:45:50,269 INFO L73 IsDeterministic]: Start isDeterministic. Operand 460 states and 682 transitions. [2023-11-26 10:45:50,270 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 10:45:50,270 INFO L218 hiAutomatonCegarLoop]: Abstraction has 460 states and 682 transitions. [2023-11-26 10:45:50,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 460 states and 682 transitions. [2023-11-26 10:45:50,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 460 to 373. [2023-11-26 10:45:50,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 373 states, 369 states have (on average 1.4498644986449865) internal successors, (535), 368 states have internal predecessors, (535), 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 10:45:50,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 373 states and 541 transitions. [2023-11-26 10:45:50,284 INFO L240 hiAutomatonCegarLoop]: Abstraction has 373 states and 541 transitions. [2023-11-26 10:45:50,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-26 10:45:50,287 INFO L428 stractBuchiCegarLoop]: Abstraction has 373 states and 541 transitions. [2023-11-26 10:45:50,287 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2023-11-26 10:45:50,287 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 373 states and 541 transitions. [2023-11-26 10:45:50,289 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 366 [2023-11-26 10:45:50,289 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 10:45:50,289 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 10:45:50,293 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-26 10:45:50,293 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 10:45:50,293 INFO L748 eck$LassoCheckResult]: Stem: 3959#$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); 3960#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem13#1, main_#t~mem15#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem17#1, main_#t~mem19#1, main_#t~mem18#1, main_#t~mem20#1, main_#t~mem21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~switch31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~mem40#1, main_#t~mem41#1, main_#t~mem42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~malloc52#1.base, main_#t~malloc52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~memset~res55#1.base, main_#t~memset~res55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1.base, main_#t~mem57#1.offset, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~malloc61#1.base, main_#t~malloc61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1.base, main_#t~mem63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~memset~res68#1.base, main_#t~memset~res68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1.base, main_#t~mem70#1.offset, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~post79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1, main_#t~nondet82#1, main_#t~mem83#1.base, main_#t~mem83#1.offset, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1, main_#t~post86#1, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem88#1.base, main_#t~mem88#1.offset, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem91#1, main_#t~mem90#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~short94#1, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1, main_#t~malloc97#1.base, main_#t~malloc97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1, main_#t~memset~res102#1.base, main_#t~memset~res102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem107#1, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1, main_#t~nondet108#1, main_#t~mem109#1.base, main_#t~mem109#1.offset, main_#t~mem112#1, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1, main_#t~nondet113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem124#1, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1, main_#t~nondet125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~pre128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem132#1, main_#t~post133#1, main_#t~mem137#1, main_#t~mem135#1, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem136#1, main_#t~mem138#1, main_#t~post139#1, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~post115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1, main_#t~post149#1, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~ite159#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_#t~mem161#1, main_#t~mem162#1.base, main_#t~mem162#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~mem3#1, main_#t~post4#1, main_#t~mem5#1, main_#t~mem167#1, main_#t~mem166#1, main_#t~mem168#1, main_#t~mem169#1, main_#t~mem171#1, main_#t~mem170#1, main_#t~mem172#1, main_#t~mem173#1, main_#t~mem175#1, main_#t~mem174#1, main_#t~mem176#1, main_#t~mem177#1, main_#t~nondet178#1, main_#t~nondet179#1, main_#t~nondet180#1, main_#t~nondet181#1, main_#t~nondet182#1, main_#t~nondet183#1, main_#t~nondet184#1, main_#t~nondet185#1, main_#t~nondet186#1, main_#t~switch187#1, main_#t~mem188#1, main_#t~mem189#1, main_#t~mem190#1, main_#t~mem191#1, main_#t~mem192#1, main_#t~mem193#1, main_#t~mem194#1, main_#t~mem195#1, main_#t~mem196#1, main_#t~mem197#1, main_#t~mem198#1, main_#t~nondet199#1, main_#t~nondet200#1, main_#t~nondet201#1, main_#t~nondet202#1, main_#t~nondet203#1, main_#t~nondet204#1, main_#t~nondet205#1, main_#t~nondet206#1, main_#t~nondet207#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem208#1.base, main_#t~mem208#1.offset, main_#t~mem209#1, main_#t~nondet210#1, main_#t~mem211#1.base, main_#t~mem211#1.offset, main_#t~mem212#1.base, main_#t~mem212#1.offset, main_#t~mem213#1.base, main_#t~mem213#1.offset, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1.base, main_#t~mem215#1.offset, main_#t~mem216#1.base, main_#t~mem216#1.offset, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem218#1, main_#t~mem219#1, main_#t~mem220#1, main_#t~short221#1, main_#t~mem222#1.base, main_#t~mem222#1.offset, main_#t~ret223#1, main_#t~mem224#1.base, main_#t~mem224#1.offset, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~mem226#1.base, main_#t~mem226#1.offset, main_#t~mem227#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem228#1.base, main_#t~mem228#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~short230#1, main_#t~mem231#1.base, main_#t~mem231#1.offset, main_#t~mem232#1.base, main_#t~mem232#1.offset, main_#t~mem233#1.base, main_#t~mem233#1.offset, main_#t~mem234#1.base, main_#t~mem234#1.offset, main_#t~mem235#1.base, main_#t~mem235#1.offset, main_#t~mem236#1.base, main_#t~mem236#1.offset, main_#t~mem237#1.base, main_#t~mem237#1.offset, main_#t~mem238#1.base, main_#t~mem238#1.offset, main_#t~mem239#1, main_#t~mem240#1.base, main_#t~mem240#1.offset, main_#t~mem241#1.base, main_#t~mem241#1.offset, main_#t~mem242#1.base, main_#t~mem242#1.offset, main_#t~mem243#1, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1.base, main_#t~mem245#1.offset, main_#t~mem246#1.base, main_#t~mem246#1.offset, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem253#1, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1, main_#t~nondet254#1, main_#t~mem255#1.base, main_#t~mem255#1.offset, main_#t~mem256#1.base, main_#t~mem256#1.offset, main_#t~mem257#1, main_#t~post258#1, main_#t~mem259#1.base, main_#t~mem259#1.offset, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1.base, main_#t~mem263#1.offset, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~mem266#1.base, main_#t~mem266#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1, main_#t~post269#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem163#1, main_#t~post164#1, main_#t~mem165#1, main_#t~mem270#1.base, main_#t~mem270#1.offset, main_~#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#3(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 3821#L715-4 [2023-11-26 10:45:50,295 INFO L750 eck$LassoCheckResult]: Loop: 3821#L715-4 call main_#t~mem5#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 4001#L715-1 assume !!(main_#t~mem5#1 < 1000);havoc main_#t~mem5#1;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 3743#L717 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 3744#L717-2 call main_#t~mem7#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#1(main_#t~mem7#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem9#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#1(main_#t~mem8#1 * main_#t~mem9#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem8#1;havoc main_#t~mem9#1; 3899#L722-269 havoc main_~_ha_hashv~0#1; 3988#L722-176 goto; 3934#L722-174 havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; 3778#L722-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 3779#L722-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch31#1 := 11 == main_~_hj_k~0#1; 3707#L722-73 assume !main_#t~switch31#1; 3708#L722-75 main_#t~switch31#1 := main_#t~switch31#1 || 10 == main_~_hj_k~0#1; 3822#L722-76 assume !main_#t~switch31#1; 3823#L722-78 main_#t~switch31#1 := main_#t~switch31#1 || 9 == main_~_hj_k~0#1; 3870#L722-79 assume !main_#t~switch31#1; 3871#L722-81 main_#t~switch31#1 := main_#t~switch31#1 || 8 == main_~_hj_k~0#1; 3938#L722-82 assume !main_#t~switch31#1; 3750#L722-84 main_#t~switch31#1 := main_#t~switch31#1 || 7 == main_~_hj_k~0#1; 3751#L722-85 assume !main_#t~switch31#1; 3782#L722-87 main_#t~switch31#1 := main_#t~switch31#1 || 6 == main_~_hj_k~0#1; 3771#L722-88 assume !main_#t~switch31#1; 3772#L722-90 main_#t~switch31#1 := main_#t~switch31#1 || 5 == main_~_hj_k~0#1; 3975#L722-91 assume !main_#t~switch31#1; 3697#L722-93 main_#t~switch31#1 := main_#t~switch31#1 || 4 == main_~_hj_k~0#1; 3698#L722-94 assume main_#t~switch31#1;call main_#t~mem39#1 := read~int#1(main_~_hj_key~0#1.base, 3 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 16777216 * (main_#t~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 3699#L722-96 main_#t~switch31#1 := main_#t~switch31#1 || 3 == main_~_hj_k~0#1; 3700#L722-97 assume main_#t~switch31#1;call main_#t~mem40#1 := read~int#1(main_~_hj_key~0#1.base, 2 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 65536 * (main_#t~mem40#1 % 256 % 4294967296);havoc main_#t~mem40#1; 3914#L722-99 main_#t~switch31#1 := main_#t~switch31#1 || 2 == main_~_hj_k~0#1; 4009#L722-100 assume main_#t~switch31#1;call main_#t~mem41#1 := read~int#1(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem41#1 % 256 % 4294967296);havoc main_#t~mem41#1; 3860#L722-102 main_#t~switch31#1 := main_#t~switch31#1 || 1 == main_~_hj_k~0#1; 3861#L722-103 assume main_#t~switch31#1;call main_#t~mem42#1 := read~int#1(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + (if main_#t~mem42#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem42#1 % 256 % 4294967296 else main_#t~mem42#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem42#1; 3987#L722-105 havoc main_#t~switch31#1; 3973#L722-171 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 3971#L722-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 3847#L722-113 main_~_hj_i~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 3963#L722-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet44#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 3880#L722-120 main_~_hj_j~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 3881#L722-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet45#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 3685#L722-127 main_~_ha_hashv~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 3901#L722-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 3712#L722-134 main_~_hj_i~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 3678#L722-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 3679#L722-141 main_~_hj_j~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 3765#L722-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32; 3789#L722-148 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 3919#L722-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet49#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 3736#L722-155 main_~_hj_i~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 3839#L722-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet50#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 3841#L722-162 main_~_hj_j~0#1 := main_#t~nondet50#1;havoc main_#t~nondet50#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 3915#L722-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet51#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 3671#L722-169 main_~_ha_hashv~0#1 := main_#t~nondet51#1;havoc main_#t~nondet51#1; 3672#L722-170 goto; 3926#L722-172 havoc main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset; 3892#L722-173 goto; 3893#L722-175 goto; 3958#L722-266 call write~int#1(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$#1(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#1(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 3979#L722-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#1(main_#t~mem69#1.base, main_#t~mem69#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem69#1.base, main_#t~mem69#1.offset; 3980#L722-194 call write~$Pointer$#1(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem71#1.base, main_#t~mem71#1.offset := read~$Pointer$#1(main_#t~mem70#1.base, 16 + main_#t~mem70#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1 := read~int#1(main_#t~mem72#1.base, 20 + main_#t~mem72#1.offset, 4);call write~$Pointer$#1(main_#t~mem71#1.base, main_#t~mem71#1.offset - main_#t~mem73#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1;call main_#t~mem74#1.base, main_#t~mem74#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$#1(main_#t~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);call write~$Pointer$#1(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem75#1.base, 8 + main_#t~mem75#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;call main_#t~mem76#1.base, main_#t~mem76#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#1(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem76#1.base, 16 + main_#t~mem76#1.offset, 4);havoc main_#t~mem76#1.base, main_#t~mem76#1.offset; 3757#L722-193 goto; 3758#L722-264 havoc main_~_ha_bkt~0#1;call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem78#1 := read~int#1(main_#t~mem77#1.base, 12 + main_#t~mem77#1.offset, 4);main_#t~post79#1 := main_#t~mem78#1;call write~int#1(1 + main_#t~post79#1, main_#t~mem77#1.base, 12 + main_#t~mem77#1.offset, 4);havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~post79#1; 3791#L722-203 call main_#t~mem80#1.base, main_#t~mem80#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem81#1 := read~int#1(main_#t~mem80#1.base, 4 + main_#t~mem80#1.offset, 4); 3792#L722-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem81#1 - 1) % 4294967296;main_#t~nondet82#1 := 0; 3877#L722-201 main_~_ha_bkt~0#1 := main_#t~nondet82#1;havoc main_#t~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1;havoc main_#t~nondet82#1; 3887#L722-202 goto; 3766#L722-261 call main_#t~mem83#1.base, main_#t~mem83#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$#1(main_#t~mem83#1.base, main_#t~mem83#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem84#1.base, main_#t~mem84#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem83#1.base, main_#t~mem83#1.offset;havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call main_#t~mem85#1 := read~int#1(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post86#1 := main_#t~mem85#1;call write~int#1(1 + main_#t~post86#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem85#1;havoc main_#t~post86#1;call main_#t~mem87#1.base, main_#t~mem87#1.offset := read~$Pointer$#1(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#1(main_#t~mem87#1.base, main_#t~mem87#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset;call write~$Pointer$#1(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem88#1.base, main_#t~mem88#1.offset := read~$Pointer$#1(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 3767#L722-205 assume main_#t~mem88#1.base != 0 || main_#t~mem88#1.offset != 0;havoc main_#t~mem88#1.base, main_#t~mem88#1.offset;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$#1(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#1(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem89#1.base, 12 + main_#t~mem89#1.offset, 4);havoc main_#t~mem89#1.base, main_#t~mem89#1.offset; 3922#L722-207 call write~$Pointer$#1(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem91#1 := read~int#1(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem90#1 := read~int#1(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short94#1 := main_#t~mem91#1 % 4294967296 >= 10 * (1 + main_#t~mem90#1) % 4294967296; 3781#L722-208 assume main_#t~short94#1;call main_#t~mem92#1.base, main_#t~mem92#1.offset := read~$Pointer$#1(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem93#1 := read~int#1(main_#t~mem92#1.base, 36 + main_#t~mem92#1.offset, 4);main_#t~short94#1 := 0 == main_#t~mem93#1 % 4294967296; 3688#L722-210 assume !main_#t~short94#1;havoc main_#t~mem91#1;havoc main_#t~mem90#1;havoc main_#t~mem92#1.base, main_#t~mem92#1.offset;havoc main_#t~mem93#1;havoc main_#t~short94#1; 3689#L722-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 3844#L722-260 goto; 3927#L722-262 havoc main_~_ha_bkt~0#1; 3897#L722-263 goto; 3898#L722-265 goto; 3816#L722-267 havoc main_~_ha_hashv~0#1; 3691#L722-268 goto; 3692#L715-3 call main_#t~mem3#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post4#1 := main_#t~mem3#1;call write~int#3(1 + main_#t~post4#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem3#1;havoc main_#t~post4#1; 3821#L715-4 [2023-11-26 10:45:50,300 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:45:50,300 INFO L85 PathProgramCache]: Analyzing trace with hash 2115, now seen corresponding path program 5 times [2023-11-26 10:45:50,300 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:45:50,301 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [466942865] [2023-11-26 10:45:50,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:50,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:45:50,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:45:50,326 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 10:45:50,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:45:50,357 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 10:45:50,357 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:45:50,357 INFO L85 PathProgramCache]: Analyzing trace with hash -1826004511, now seen corresponding path program 1 times [2023-11-26 10:45:50,358 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:45:50,358 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1790221888] [2023-11-26 10:45:50,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:50,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:45:50,422 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:45:50,422 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1644267785] [2023-11-26 10:45:50,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:50,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:45:50,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d428d95f-81cb-463f-b379-d7d73137b939/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:45:50,426 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d428d95f-81cb-463f-b379-d7d73137b939/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:45:50,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d428d95f-81cb-463f-b379-d7d73137b939/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-26 10:45:51,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:45:51,345 INFO L262 TraceCheckSpWp]: Trace formula consists of 509 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-26 10:45:51,348 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:45:51,594 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 10:45:51,595 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:45:51,595 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:45:51,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1790221888] [2023-11-26 10:45:51,596 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:45:51,596 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1644267785] [2023-11-26 10:45:51,596 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1644267785] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:45:51,596 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:45:51,597 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-26 10:45:51,597 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2032447762] [2023-11-26 10:45:51,597 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:45:51,598 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-26 10:45:51,598 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:45:51,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-26 10:45:51,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-26 10:45:51,599 INFO L87 Difference]: Start difference. First operand 373 states and 541 transitions. cyclomatic complexity: 171 Second operand has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 6 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:45:52,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:45:52,153 INFO L93 Difference]: Finished difference Result 390 states and 561 transitions. [2023-11-26 10:45:52,154 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 390 states and 561 transitions. [2023-11-26 10:45:52,157 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 383 [2023-11-26 10:45:52,162 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 390 states to 390 states and 561 transitions. [2023-11-26 10:45:52,162 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 390 [2023-11-26 10:45:52,163 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 390 [2023-11-26 10:45:52,163 INFO L73 IsDeterministic]: Start isDeterministic. Operand 390 states and 561 transitions. [2023-11-26 10:45:52,164 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 10:45:52,164 INFO L218 hiAutomatonCegarLoop]: Abstraction has 390 states and 561 transitions. [2023-11-26 10:45:52,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 390 states and 561 transitions. [2023-11-26 10:45:52,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 390 to 387. [2023-11-26 10:45:52,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 387 states, 383 states have (on average 1.4386422976501305) internal successors, (551), 382 states have internal predecessors, (551), 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 10:45:52,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 387 states and 557 transitions. [2023-11-26 10:45:52,177 INFO L240 hiAutomatonCegarLoop]: Abstraction has 387 states and 557 transitions. [2023-11-26 10:45:52,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-26 10:45:52,178 INFO L428 stractBuchiCegarLoop]: Abstraction has 387 states and 557 transitions. [2023-11-26 10:45:52,178 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2023-11-26 10:45:52,178 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 387 states and 557 transitions. [2023-11-26 10:45:52,181 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 380 [2023-11-26 10:45:52,181 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 10:45:52,181 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 10:45:52,182 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-26 10:45:52,182 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 10:45:52,182 INFO L748 eck$LassoCheckResult]: Stem: 4957#$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); 4958#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem13#1, main_#t~mem15#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem17#1, main_#t~mem19#1, main_#t~mem18#1, main_#t~mem20#1, main_#t~mem21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~switch31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~mem40#1, main_#t~mem41#1, main_#t~mem42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~malloc52#1.base, main_#t~malloc52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~memset~res55#1.base, main_#t~memset~res55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1.base, main_#t~mem57#1.offset, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~malloc61#1.base, main_#t~malloc61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1.base, main_#t~mem63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~memset~res68#1.base, main_#t~memset~res68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1.base, main_#t~mem70#1.offset, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~post79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1, main_#t~nondet82#1, main_#t~mem83#1.base, main_#t~mem83#1.offset, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1, main_#t~post86#1, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem88#1.base, main_#t~mem88#1.offset, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem91#1, main_#t~mem90#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~short94#1, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1, main_#t~malloc97#1.base, main_#t~malloc97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1, main_#t~memset~res102#1.base, main_#t~memset~res102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem107#1, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1, main_#t~nondet108#1, main_#t~mem109#1.base, main_#t~mem109#1.offset, main_#t~mem112#1, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1, main_#t~nondet113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem124#1, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1, main_#t~nondet125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~pre128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem132#1, main_#t~post133#1, main_#t~mem137#1, main_#t~mem135#1, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem136#1, main_#t~mem138#1, main_#t~post139#1, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~post115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1, main_#t~post149#1, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~ite159#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_#t~mem161#1, main_#t~mem162#1.base, main_#t~mem162#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~mem3#1, main_#t~post4#1, main_#t~mem5#1, main_#t~mem167#1, main_#t~mem166#1, main_#t~mem168#1, main_#t~mem169#1, main_#t~mem171#1, main_#t~mem170#1, main_#t~mem172#1, main_#t~mem173#1, main_#t~mem175#1, main_#t~mem174#1, main_#t~mem176#1, main_#t~mem177#1, main_#t~nondet178#1, main_#t~nondet179#1, main_#t~nondet180#1, main_#t~nondet181#1, main_#t~nondet182#1, main_#t~nondet183#1, main_#t~nondet184#1, main_#t~nondet185#1, main_#t~nondet186#1, main_#t~switch187#1, main_#t~mem188#1, main_#t~mem189#1, main_#t~mem190#1, main_#t~mem191#1, main_#t~mem192#1, main_#t~mem193#1, main_#t~mem194#1, main_#t~mem195#1, main_#t~mem196#1, main_#t~mem197#1, main_#t~mem198#1, main_#t~nondet199#1, main_#t~nondet200#1, main_#t~nondet201#1, main_#t~nondet202#1, main_#t~nondet203#1, main_#t~nondet204#1, main_#t~nondet205#1, main_#t~nondet206#1, main_#t~nondet207#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem208#1.base, main_#t~mem208#1.offset, main_#t~mem209#1, main_#t~nondet210#1, main_#t~mem211#1.base, main_#t~mem211#1.offset, main_#t~mem212#1.base, main_#t~mem212#1.offset, main_#t~mem213#1.base, main_#t~mem213#1.offset, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1.base, main_#t~mem215#1.offset, main_#t~mem216#1.base, main_#t~mem216#1.offset, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem218#1, main_#t~mem219#1, main_#t~mem220#1, main_#t~short221#1, main_#t~mem222#1.base, main_#t~mem222#1.offset, main_#t~ret223#1, main_#t~mem224#1.base, main_#t~mem224#1.offset, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~mem226#1.base, main_#t~mem226#1.offset, main_#t~mem227#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem228#1.base, main_#t~mem228#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~short230#1, main_#t~mem231#1.base, main_#t~mem231#1.offset, main_#t~mem232#1.base, main_#t~mem232#1.offset, main_#t~mem233#1.base, main_#t~mem233#1.offset, main_#t~mem234#1.base, main_#t~mem234#1.offset, main_#t~mem235#1.base, main_#t~mem235#1.offset, main_#t~mem236#1.base, main_#t~mem236#1.offset, main_#t~mem237#1.base, main_#t~mem237#1.offset, main_#t~mem238#1.base, main_#t~mem238#1.offset, main_#t~mem239#1, main_#t~mem240#1.base, main_#t~mem240#1.offset, main_#t~mem241#1.base, main_#t~mem241#1.offset, main_#t~mem242#1.base, main_#t~mem242#1.offset, main_#t~mem243#1, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1.base, main_#t~mem245#1.offset, main_#t~mem246#1.base, main_#t~mem246#1.offset, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem253#1, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1, main_#t~nondet254#1, main_#t~mem255#1.base, main_#t~mem255#1.offset, main_#t~mem256#1.base, main_#t~mem256#1.offset, main_#t~mem257#1, main_#t~post258#1, main_#t~mem259#1.base, main_#t~mem259#1.offset, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1.base, main_#t~mem263#1.offset, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~mem266#1.base, main_#t~mem266#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1, main_#t~post269#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem163#1, main_#t~post164#1, main_#t~mem165#1, main_#t~mem270#1.base, main_#t~mem270#1.offset, main_~#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#3(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 4818#L715-4 [2023-11-26 10:45:52,183 INFO L750 eck$LassoCheckResult]: Loop: 4818#L715-4 call main_#t~mem5#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 5001#L715-1 assume !!(main_#t~mem5#1 < 1000);havoc main_#t~mem5#1;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 4740#L717 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 4741#L717-2 call main_#t~mem7#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#1(main_#t~mem7#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem9#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#1(main_#t~mem8#1 * main_#t~mem9#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem8#1;havoc main_#t~mem9#1; 4896#L722-269 havoc main_~_ha_hashv~0#1; 4987#L722-176 goto; 4931#L722-174 havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; 4932#L722-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 5040#L722-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch31#1 := 11 == main_~_hj_k~0#1; 5039#L722-73 assume !main_#t~switch31#1; 5038#L722-75 main_#t~switch31#1 := main_#t~switch31#1 || 10 == main_~_hj_k~0#1; 5037#L722-76 assume !main_#t~switch31#1; 5036#L722-78 main_#t~switch31#1 := main_#t~switch31#1 || 9 == main_~_hj_k~0#1; 5035#L722-79 assume !main_#t~switch31#1; 5034#L722-81 main_#t~switch31#1 := main_#t~switch31#1 || 8 == main_~_hj_k~0#1; 5033#L722-82 assume !main_#t~switch31#1; 4747#L722-84 main_#t~switch31#1 := main_#t~switch31#1 || 7 == main_~_hj_k~0#1; 4748#L722-85 assume !main_#t~switch31#1; 4868#L722-87 main_#t~switch31#1 := main_#t~switch31#1 || 6 == main_~_hj_k~0#1; 5031#L722-88 assume !main_#t~switch31#1; 5030#L722-90 main_#t~switch31#1 := main_#t~switch31#1 || 5 == main_~_hj_k~0#1; 4992#L722-91 assume !main_#t~switch31#1; 4694#L722-93 main_#t~switch31#1 := main_#t~switch31#1 || 4 == main_~_hj_k~0#1; 4695#L722-94 assume !main_#t~switch31#1; 4696#L722-96 main_#t~switch31#1 := main_#t~switch31#1 || 3 == main_~_hj_k~0#1; 4697#L722-97 assume !main_#t~switch31#1; 4911#L722-99 main_#t~switch31#1 := main_#t~switch31#1 || 2 == main_~_hj_k~0#1; 4725#L722-100 assume !main_#t~switch31#1; 4726#L722-102 main_#t~switch31#1 := main_#t~switch31#1 || 1 == main_~_hj_k~0#1; 4857#L722-103 assume !main_#t~switch31#1; 4986#L722-105 havoc main_#t~switch31#1; 4972#L722-171 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 4973#L722-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 5041#L722-113 main_~_hj_i~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 4961#L722-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 4962#L722-116 assume 0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296;main_#t~nondet44#1 := main_~_hj_j~0#1; 4877#L722-120 main_~_hj_j~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 4878#L722-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet45#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 4682#L722-127 main_~_ha_hashv~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 4898#L722-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 4709#L722-134 main_~_hj_i~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 4675#L722-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 4676#L722-141 main_~_hj_j~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 4762#L722-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32; 4786#L722-148 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 4916#L722-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet49#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 4733#L722-155 main_~_hj_i~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 4836#L722-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet50#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 4838#L722-162 main_~_hj_j~0#1 := main_#t~nondet50#1;havoc main_#t~nondet50#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 4912#L722-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet51#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 4668#L722-169 main_~_ha_hashv~0#1 := main_#t~nondet51#1;havoc main_#t~nondet51#1; 4669#L722-170 goto; 4923#L722-172 havoc main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset; 4889#L722-173 goto; 4890#L722-175 goto; 4956#L722-266 call write~int#1(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$#1(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#1(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 4979#L722-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#1(main_#t~mem69#1.base, main_#t~mem69#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem69#1.base, main_#t~mem69#1.offset; 4980#L722-194 call write~$Pointer$#1(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem71#1.base, main_#t~mem71#1.offset := read~$Pointer$#1(main_#t~mem70#1.base, 16 + main_#t~mem70#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1 := read~int#1(main_#t~mem72#1.base, 20 + main_#t~mem72#1.offset, 4);call write~$Pointer$#1(main_#t~mem71#1.base, main_#t~mem71#1.offset - main_#t~mem73#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1;call main_#t~mem74#1.base, main_#t~mem74#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$#1(main_#t~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);call write~$Pointer$#1(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem75#1.base, 8 + main_#t~mem75#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;call main_#t~mem76#1.base, main_#t~mem76#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#1(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem76#1.base, 16 + main_#t~mem76#1.offset, 4);havoc main_#t~mem76#1.base, main_#t~mem76#1.offset; 4754#L722-193 goto; 4755#L722-264 havoc main_~_ha_bkt~0#1;call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem78#1 := read~int#1(main_#t~mem77#1.base, 12 + main_#t~mem77#1.offset, 4);main_#t~post79#1 := main_#t~mem78#1;call write~int#1(1 + main_#t~post79#1, main_#t~mem77#1.base, 12 + main_#t~mem77#1.offset, 4);havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~post79#1; 4788#L722-203 call main_#t~mem80#1.base, main_#t~mem80#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem81#1 := read~int#1(main_#t~mem80#1.base, 4 + main_#t~mem80#1.offset, 4); 4789#L722-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem81#1 - 1) % 4294967296;main_#t~nondet82#1 := 0; 4874#L722-201 main_~_ha_bkt~0#1 := main_#t~nondet82#1;havoc main_#t~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1;havoc main_#t~nondet82#1; 4884#L722-202 goto; 4763#L722-261 call main_#t~mem83#1.base, main_#t~mem83#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$#1(main_#t~mem83#1.base, main_#t~mem83#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem84#1.base, main_#t~mem84#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem83#1.base, main_#t~mem83#1.offset;havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call main_#t~mem85#1 := read~int#1(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post86#1 := main_#t~mem85#1;call write~int#1(1 + main_#t~post86#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem85#1;havoc main_#t~post86#1;call main_#t~mem87#1.base, main_#t~mem87#1.offset := read~$Pointer$#1(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#1(main_#t~mem87#1.base, main_#t~mem87#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset;call write~$Pointer$#1(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem88#1.base, main_#t~mem88#1.offset := read~$Pointer$#1(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 4764#L722-205 assume main_#t~mem88#1.base != 0 || main_#t~mem88#1.offset != 0;havoc main_#t~mem88#1.base, main_#t~mem88#1.offset;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$#1(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#1(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem89#1.base, 12 + main_#t~mem89#1.offset, 4);havoc main_#t~mem89#1.base, main_#t~mem89#1.offset; 4919#L722-207 call write~$Pointer$#1(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem91#1 := read~int#1(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem90#1 := read~int#1(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short94#1 := main_#t~mem91#1 % 4294967296 >= 10 * (1 + main_#t~mem90#1) % 4294967296; 4778#L722-208 assume main_#t~short94#1;call main_#t~mem92#1.base, main_#t~mem92#1.offset := read~$Pointer$#1(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem93#1 := read~int#1(main_#t~mem92#1.base, 36 + main_#t~mem92#1.offset, 4);main_#t~short94#1 := 0 == main_#t~mem93#1 % 4294967296; 4685#L722-210 assume !main_#t~short94#1;havoc main_#t~mem91#1;havoc main_#t~mem90#1;havoc main_#t~mem92#1.base, main_#t~mem92#1.offset;havoc main_#t~mem93#1;havoc main_#t~short94#1; 4686#L722-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 4841#L722-260 goto; 4927#L722-262 havoc main_~_ha_bkt~0#1; 4894#L722-263 goto; 4895#L722-265 goto; 4813#L722-267 havoc main_~_ha_hashv~0#1; 4688#L722-268 goto; 4689#L715-3 call main_#t~mem3#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post4#1 := main_#t~mem3#1;call write~int#3(1 + main_#t~post4#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem3#1;havoc main_#t~post4#1; 4818#L715-4 [2023-11-26 10:45:52,184 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:45:52,184 INFO L85 PathProgramCache]: Analyzing trace with hash 2115, now seen corresponding path program 6 times [2023-11-26 10:45:52,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:45:52,184 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [509116435] [2023-11-26 10:45:52,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:52,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:45:52,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:45:52,243 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 10:45:52,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:45:52,274 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 10:45:52,279 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:45:52,279 INFO L85 PathProgramCache]: Analyzing trace with hash -165463385, now seen corresponding path program 1 times [2023-11-26 10:45:52,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:45:52,281 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1042541797] [2023-11-26 10:45:52,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:52,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:45:52,340 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:45:52,341 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [47248114] [2023-11-26 10:45:52,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:52,342 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:45:52,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d428d95f-81cb-463f-b379-d7d73137b939/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:45:52,346 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d428d95f-81cb-463f-b379-d7d73137b939/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:45:52,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d428d95f-81cb-463f-b379-d7d73137b939/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-26 10:45:52,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:45:52,726 INFO L262 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-26 10:45:52,733 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:45:52,866 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 10:45:52,866 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:45:52,867 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:45:52,867 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1042541797] [2023-11-26 10:45:52,867 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:45:52,867 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [47248114] [2023-11-26 10:45:52,867 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [47248114] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:45:52,867 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:45:52,867 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-26 10:45:52,868 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142149210] [2023-11-26 10:45:52,868 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:45:52,868 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-26 10:45:52,868 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:45:52,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-26 10:45:52,869 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-26 10:45:52,869 INFO L87 Difference]: Start difference. First operand 387 states and 557 transitions. cyclomatic complexity: 173 Second operand has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 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 10:45:52,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:45:52,946 INFO L93 Difference]: Finished difference Result 309 states and 443 transitions. [2023-11-26 10:45:52,946 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 309 states and 443 transitions. [2023-11-26 10:45:52,949 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 302 [2023-11-26 10:45:52,953 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 309 states to 309 states and 443 transitions. [2023-11-26 10:45:52,953 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 309 [2023-11-26 10:45:52,954 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 309 [2023-11-26 10:45:52,954 INFO L73 IsDeterministic]: Start isDeterministic. Operand 309 states and 443 transitions. [2023-11-26 10:45:52,955 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 10:45:52,955 INFO L218 hiAutomatonCegarLoop]: Abstraction has 309 states and 443 transitions. [2023-11-26 10:45:52,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 309 states and 443 transitions. [2023-11-26 10:45:52,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 309 to 309. [2023-11-26 10:45:52,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 309 states, 305 states have (on average 1.4327868852459016) internal successors, (437), 304 states have internal predecessors, (437), 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 10:45:52,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 309 states and 443 transitions. [2023-11-26 10:45:52,965 INFO L240 hiAutomatonCegarLoop]: Abstraction has 309 states and 443 transitions. [2023-11-26 10:45:52,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-26 10:45:52,968 INFO L428 stractBuchiCegarLoop]: Abstraction has 309 states and 443 transitions. [2023-11-26 10:45:52,968 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2023-11-26 10:45:52,968 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 309 states and 443 transitions. [2023-11-26 10:45:52,974 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 302 [2023-11-26 10:45:52,974 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 10:45:52,974 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 10:45:52,975 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-26 10:45:52,975 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 10:45:52,975 INFO L748 eck$LassoCheckResult]: Stem: 5859#$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); 5860#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem13#1, main_#t~mem15#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem17#1, main_#t~mem19#1, main_#t~mem18#1, main_#t~mem20#1, main_#t~mem21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~switch31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~mem40#1, main_#t~mem41#1, main_#t~mem42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~malloc52#1.base, main_#t~malloc52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~memset~res55#1.base, main_#t~memset~res55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1.base, main_#t~mem57#1.offset, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~malloc61#1.base, main_#t~malloc61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1.base, main_#t~mem63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~memset~res68#1.base, main_#t~memset~res68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1.base, main_#t~mem70#1.offset, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~post79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1, main_#t~nondet82#1, main_#t~mem83#1.base, main_#t~mem83#1.offset, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1, main_#t~post86#1, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem88#1.base, main_#t~mem88#1.offset, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem91#1, main_#t~mem90#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~short94#1, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1, main_#t~malloc97#1.base, main_#t~malloc97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1, main_#t~memset~res102#1.base, main_#t~memset~res102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem107#1, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1, main_#t~nondet108#1, main_#t~mem109#1.base, main_#t~mem109#1.offset, main_#t~mem112#1, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1, main_#t~nondet113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem124#1, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1, main_#t~nondet125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~pre128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem132#1, main_#t~post133#1, main_#t~mem137#1, main_#t~mem135#1, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem136#1, main_#t~mem138#1, main_#t~post139#1, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~post115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1, main_#t~post149#1, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~ite159#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_#t~mem161#1, main_#t~mem162#1.base, main_#t~mem162#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~mem3#1, main_#t~post4#1, main_#t~mem5#1, main_#t~mem167#1, main_#t~mem166#1, main_#t~mem168#1, main_#t~mem169#1, main_#t~mem171#1, main_#t~mem170#1, main_#t~mem172#1, main_#t~mem173#1, main_#t~mem175#1, main_#t~mem174#1, main_#t~mem176#1, main_#t~mem177#1, main_#t~nondet178#1, main_#t~nondet179#1, main_#t~nondet180#1, main_#t~nondet181#1, main_#t~nondet182#1, main_#t~nondet183#1, main_#t~nondet184#1, main_#t~nondet185#1, main_#t~nondet186#1, main_#t~switch187#1, main_#t~mem188#1, main_#t~mem189#1, main_#t~mem190#1, main_#t~mem191#1, main_#t~mem192#1, main_#t~mem193#1, main_#t~mem194#1, main_#t~mem195#1, main_#t~mem196#1, main_#t~mem197#1, main_#t~mem198#1, main_#t~nondet199#1, main_#t~nondet200#1, main_#t~nondet201#1, main_#t~nondet202#1, main_#t~nondet203#1, main_#t~nondet204#1, main_#t~nondet205#1, main_#t~nondet206#1, main_#t~nondet207#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem208#1.base, main_#t~mem208#1.offset, main_#t~mem209#1, main_#t~nondet210#1, main_#t~mem211#1.base, main_#t~mem211#1.offset, main_#t~mem212#1.base, main_#t~mem212#1.offset, main_#t~mem213#1.base, main_#t~mem213#1.offset, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1.base, main_#t~mem215#1.offset, main_#t~mem216#1.base, main_#t~mem216#1.offset, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem218#1, main_#t~mem219#1, main_#t~mem220#1, main_#t~short221#1, main_#t~mem222#1.base, main_#t~mem222#1.offset, main_#t~ret223#1, main_#t~mem224#1.base, main_#t~mem224#1.offset, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~mem226#1.base, main_#t~mem226#1.offset, main_#t~mem227#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem228#1.base, main_#t~mem228#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~short230#1, main_#t~mem231#1.base, main_#t~mem231#1.offset, main_#t~mem232#1.base, main_#t~mem232#1.offset, main_#t~mem233#1.base, main_#t~mem233#1.offset, main_#t~mem234#1.base, main_#t~mem234#1.offset, main_#t~mem235#1.base, main_#t~mem235#1.offset, main_#t~mem236#1.base, main_#t~mem236#1.offset, main_#t~mem237#1.base, main_#t~mem237#1.offset, main_#t~mem238#1.base, main_#t~mem238#1.offset, main_#t~mem239#1, main_#t~mem240#1.base, main_#t~mem240#1.offset, main_#t~mem241#1.base, main_#t~mem241#1.offset, main_#t~mem242#1.base, main_#t~mem242#1.offset, main_#t~mem243#1, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1.base, main_#t~mem245#1.offset, main_#t~mem246#1.base, main_#t~mem246#1.offset, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem253#1, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1, main_#t~nondet254#1, main_#t~mem255#1.base, main_#t~mem255#1.offset, main_#t~mem256#1.base, main_#t~mem256#1.offset, main_#t~mem257#1, main_#t~post258#1, main_#t~mem259#1.base, main_#t~mem259#1.offset, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1.base, main_#t~mem263#1.offset, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~mem266#1.base, main_#t~mem266#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1, main_#t~post269#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem163#1, main_#t~post164#1, main_#t~mem165#1, main_#t~mem270#1.base, main_#t~mem270#1.offset, main_~#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#3(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 5735#L715-4 [2023-11-26 10:45:52,976 INFO L750 eck$LassoCheckResult]: Loop: 5735#L715-4 call main_#t~mem5#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 5892#L715-1 assume !!(main_#t~mem5#1 < 1000);havoc main_#t~mem5#1;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 5665#L717 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 5666#L717-2 call main_#t~mem7#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#1(main_#t~mem7#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem9#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#1(main_#t~mem8#1 * main_#t~mem9#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem8#1;havoc main_#t~mem9#1; 5803#L722-269 havoc main_~_ha_hashv~0#1; 5884#L722-176 goto; 5838#L722-174 havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; 5697#L722-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 5698#L722-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch31#1 := 11 == main_~_hj_k~0#1; 5631#L722-73 assume !main_#t~switch31#1; 5632#L722-75 main_#t~switch31#1 := main_#t~switch31#1 || 10 == main_~_hj_k~0#1; 5736#L722-76 assume !main_#t~switch31#1; 5737#L722-78 main_#t~switch31#1 := main_#t~switch31#1 || 9 == main_~_hj_k~0#1; 5775#L722-79 assume !main_#t~switch31#1; 5776#L722-81 main_#t~switch31#1 := main_#t~switch31#1 || 8 == main_~_hj_k~0#1; 5841#L722-82 assume !main_#t~switch31#1; 5672#L722-84 main_#t~switch31#1 := main_#t~switch31#1 || 7 == main_~_hj_k~0#1; 5673#L722-85 assume !main_#t~switch31#1; 5700#L722-87 main_#t~switch31#1 := main_#t~switch31#1 || 6 == main_~_hj_k~0#1; 5690#L722-88 assume !main_#t~switch31#1; 5691#L722-90 main_#t~switch31#1 := main_#t~switch31#1 || 5 == main_~_hj_k~0#1; 5873#L722-91 assume !main_#t~switch31#1; 5623#L722-93 main_#t~switch31#1 := main_#t~switch31#1 || 4 == main_~_hj_k~0#1; 5624#L722-94 assume main_#t~switch31#1;call main_#t~mem39#1 := read~int#1(main_~_hj_key~0#1.base, 3 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 16777216 * (main_#t~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 5625#L722-96 main_#t~switch31#1 := main_#t~switch31#1 || 3 == main_~_hj_k~0#1; 5626#L722-97 assume main_#t~switch31#1;call main_#t~mem40#1 := read~int#1(main_~_hj_key~0#1.base, 2 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 65536 * (main_#t~mem40#1 % 256 % 4294967296);havoc main_#t~mem40#1; 5818#L722-99 main_#t~switch31#1 := main_#t~switch31#1 || 2 == main_~_hj_k~0#1; 5652#L722-100 assume main_#t~switch31#1;call main_#t~mem41#1 := read~int#1(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem41#1 % 256 % 4294967296);havoc main_#t~mem41#1; 5653#L722-102 main_#t~switch31#1 := main_#t~switch31#1 || 1 == main_~_hj_k~0#1; 5768#L722-103 assume main_#t~switch31#1;call main_#t~mem42#1 := read~int#1(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + (if main_#t~mem42#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem42#1 % 256 % 4294967296 else main_#t~mem42#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem42#1; 5883#L722-105 havoc main_#t~switch31#1; 5871#L722-171 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 5869#L722-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 5865#L722-113 main_~_hj_i~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 5863#L722-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 5864#L722-116 assume 0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296;main_#t~nondet44#1 := main_~_hj_j~0#1; 5784#L722-120 main_~_hj_j~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 5785#L722-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet45#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 5611#L722-127 main_~_ha_hashv~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 5805#L722-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 5636#L722-134 main_~_hj_i~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 5604#L722-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 5605#L722-141 main_~_hj_j~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 5687#L722-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32; 5707#L722-148 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 5823#L722-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet49#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 5658#L722-155 main_~_hj_i~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 5750#L722-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet50#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 5752#L722-162 main_~_hj_j~0#1 := main_#t~nondet50#1;havoc main_#t~nondet50#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 5819#L722-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet51#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 5597#L722-169 main_~_ha_hashv~0#1 := main_#t~nondet51#1;havoc main_#t~nondet51#1; 5598#L722-170 goto; 5830#L722-172 havoc main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset; 5796#L722-173 goto; 5797#L722-175 goto; 5858#L722-266 call write~int#1(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$#1(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#1(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 5877#L722-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#1(main_#t~mem69#1.base, main_#t~mem69#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem69#1.base, main_#t~mem69#1.offset; 5878#L722-194 call write~$Pointer$#1(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem71#1.base, main_#t~mem71#1.offset := read~$Pointer$#1(main_#t~mem70#1.base, 16 + main_#t~mem70#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1 := read~int#1(main_#t~mem72#1.base, 20 + main_#t~mem72#1.offset, 4);call write~$Pointer$#1(main_#t~mem71#1.base, main_#t~mem71#1.offset - main_#t~mem73#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1;call main_#t~mem74#1.base, main_#t~mem74#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$#1(main_#t~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);call write~$Pointer$#1(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem75#1.base, 8 + main_#t~mem75#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;call main_#t~mem76#1.base, main_#t~mem76#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#1(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem76#1.base, 16 + main_#t~mem76#1.offset, 4);havoc main_#t~mem76#1.base, main_#t~mem76#1.offset; 5679#L722-193 goto; 5680#L722-264 havoc main_~_ha_bkt~0#1;call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem78#1 := read~int#1(main_#t~mem77#1.base, 12 + main_#t~mem77#1.offset, 4);main_#t~post79#1 := main_#t~mem78#1;call write~int#1(1 + main_#t~post79#1, main_#t~mem77#1.base, 12 + main_#t~mem77#1.offset, 4);havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~post79#1; 5709#L722-203 call main_#t~mem80#1.base, main_#t~mem80#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem81#1 := read~int#1(main_#t~mem80#1.base, 4 + main_#t~mem80#1.offset, 4); 5710#L722-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem81#1 - 1) % 4294967296;main_#t~nondet82#1 := 0; 5781#L722-201 main_~_ha_bkt~0#1 := main_#t~nondet82#1;havoc main_#t~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1;havoc main_#t~nondet82#1; 5791#L722-202 goto; 5688#L722-261 call main_#t~mem83#1.base, main_#t~mem83#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$#1(main_#t~mem83#1.base, main_#t~mem83#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem84#1.base, main_#t~mem84#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem83#1.base, main_#t~mem83#1.offset;havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call main_#t~mem85#1 := read~int#1(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post86#1 := main_#t~mem85#1;call write~int#1(1 + main_#t~post86#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem85#1;havoc main_#t~post86#1;call main_#t~mem87#1.base, main_#t~mem87#1.offset := read~$Pointer$#1(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#1(main_#t~mem87#1.base, main_#t~mem87#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset;call write~$Pointer$#1(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem88#1.base, main_#t~mem88#1.offset := read~$Pointer$#1(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 5689#L722-205 assume main_#t~mem88#1.base != 0 || main_#t~mem88#1.offset != 0;havoc main_#t~mem88#1.base, main_#t~mem88#1.offset;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$#1(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#1(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem89#1.base, 12 + main_#t~mem89#1.offset, 4);havoc main_#t~mem89#1.base, main_#t~mem89#1.offset; 5826#L722-207 call write~$Pointer$#1(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem91#1 := read~int#1(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem90#1 := read~int#1(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short94#1 := main_#t~mem91#1 % 4294967296 >= 10 * (1 + main_#t~mem90#1) % 4294967296; 5699#L722-208 assume main_#t~short94#1;call main_#t~mem92#1.base, main_#t~mem92#1.offset := read~$Pointer$#1(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem93#1 := read~int#1(main_#t~mem92#1.base, 36 + main_#t~mem92#1.offset, 4);main_#t~short94#1 := 0 == main_#t~mem93#1 % 4294967296; 5614#L722-210 assume !main_#t~short94#1;havoc main_#t~mem91#1;havoc main_#t~mem90#1;havoc main_#t~mem92#1.base, main_#t~mem92#1.offset;havoc main_#t~mem93#1;havoc main_#t~short94#1; 5615#L722-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 5755#L722-260 goto; 5834#L722-262 havoc main_~_ha_bkt~0#1; 5801#L722-263 goto; 5802#L722-265 goto; 5732#L722-267 havoc main_~_ha_hashv~0#1; 5617#L722-268 goto; 5618#L715-3 call main_#t~mem3#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post4#1 := main_#t~mem3#1;call write~int#3(1 + main_#t~post4#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem3#1;havoc main_#t~post4#1; 5735#L715-4 [2023-11-26 10:45:52,976 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:45:52,976 INFO L85 PathProgramCache]: Analyzing trace with hash 2115, now seen corresponding path program 7 times [2023-11-26 10:45:52,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:45:52,977 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1236085043] [2023-11-26 10:45:52,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:52,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:45:52,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:45:52,998 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 10:45:53,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:45:53,019 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 10:45:53,020 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:45:53,020 INFO L85 PathProgramCache]: Analyzing trace with hash 257063087, now seen corresponding path program 1 times [2023-11-26 10:45:53,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:45:53,021 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132247358] [2023-11-26 10:45:53,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:53,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:45:53,068 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:45:53,068 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1571553159] [2023-11-26 10:45:53,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:53,068 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:45:53,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d428d95f-81cb-463f-b379-d7d73137b939/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:45:53,076 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d428d95f-81cb-463f-b379-d7d73137b939/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:45:53,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d428d95f-81cb-463f-b379-d7d73137b939/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-26 10:45:53,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:45:53,500 INFO L262 TraceCheckSpWp]: Trace formula consists of 510 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-26 10:45:53,503 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:45:53,751 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 10:45:53,751 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:45:53,752 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:45:53,752 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [132247358] [2023-11-26 10:45:53,752 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:45:53,752 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1571553159] [2023-11-26 10:45:53,754 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1571553159] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:45:53,754 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:45:53,755 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-26 10:45:53,755 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1895940054] [2023-11-26 10:45:53,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:45:53,760 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-26 10:45:53,761 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:45:53,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-26 10:45:53,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-26 10:45:53,764 INFO L87 Difference]: Start difference. First operand 309 states and 443 transitions. cyclomatic complexity: 137 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 10:45:54,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:45:54,294 INFO L93 Difference]: Finished difference Result 314 states and 449 transitions. [2023-11-26 10:45:54,294 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 314 states and 449 transitions. [2023-11-26 10:45:54,298 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 307 [2023-11-26 10:45:54,302 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 314 states to 314 states and 449 transitions. [2023-11-26 10:45:54,302 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 314 [2023-11-26 10:45:54,303 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 314 [2023-11-26 10:45:54,303 INFO L73 IsDeterministic]: Start isDeterministic. Operand 314 states and 449 transitions. [2023-11-26 10:45:54,304 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 10:45:54,304 INFO L218 hiAutomatonCegarLoop]: Abstraction has 314 states and 449 transitions. [2023-11-26 10:45:54,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 314 states and 449 transitions. [2023-11-26 10:45:54,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 314 to 313. [2023-11-26 10:45:54,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 313 states, 309 states have (on average 1.4304207119741101) internal successors, (442), 308 states have internal predecessors, (442), 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 10:45:54,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 313 states and 448 transitions. [2023-11-26 10:45:54,314 INFO L240 hiAutomatonCegarLoop]: Abstraction has 313 states and 448 transitions. [2023-11-26 10:45:54,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-26 10:45:54,317 INFO L428 stractBuchiCegarLoop]: Abstraction has 313 states and 448 transitions. [2023-11-26 10:45:54,317 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2023-11-26 10:45:54,317 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 313 states and 448 transitions. [2023-11-26 10:45:54,319 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 306 [2023-11-26 10:45:54,319 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 10:45:54,319 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 10:45:54,320 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-26 10:45:54,320 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 10:45:54,321 INFO L748 eck$LassoCheckResult]: Stem: 6724#$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); 6725#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem13#1, main_#t~mem15#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem17#1, main_#t~mem19#1, main_#t~mem18#1, main_#t~mem20#1, main_#t~mem21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~switch31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~mem40#1, main_#t~mem41#1, main_#t~mem42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~malloc52#1.base, main_#t~malloc52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~memset~res55#1.base, main_#t~memset~res55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1.base, main_#t~mem57#1.offset, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~malloc61#1.base, main_#t~malloc61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1.base, main_#t~mem63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~memset~res68#1.base, main_#t~memset~res68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1.base, main_#t~mem70#1.offset, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~post79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1, main_#t~nondet82#1, main_#t~mem83#1.base, main_#t~mem83#1.offset, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1, main_#t~post86#1, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem88#1.base, main_#t~mem88#1.offset, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem91#1, main_#t~mem90#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~short94#1, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1, main_#t~malloc97#1.base, main_#t~malloc97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1, main_#t~memset~res102#1.base, main_#t~memset~res102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem107#1, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1, main_#t~nondet108#1, main_#t~mem109#1.base, main_#t~mem109#1.offset, main_#t~mem112#1, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1, main_#t~nondet113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem124#1, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1, main_#t~nondet125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~pre128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem132#1, main_#t~post133#1, main_#t~mem137#1, main_#t~mem135#1, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem136#1, main_#t~mem138#1, main_#t~post139#1, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~post115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1, main_#t~post149#1, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~ite159#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_#t~mem161#1, main_#t~mem162#1.base, main_#t~mem162#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~mem3#1, main_#t~post4#1, main_#t~mem5#1, main_#t~mem167#1, main_#t~mem166#1, main_#t~mem168#1, main_#t~mem169#1, main_#t~mem171#1, main_#t~mem170#1, main_#t~mem172#1, main_#t~mem173#1, main_#t~mem175#1, main_#t~mem174#1, main_#t~mem176#1, main_#t~mem177#1, main_#t~nondet178#1, main_#t~nondet179#1, main_#t~nondet180#1, main_#t~nondet181#1, main_#t~nondet182#1, main_#t~nondet183#1, main_#t~nondet184#1, main_#t~nondet185#1, main_#t~nondet186#1, main_#t~switch187#1, main_#t~mem188#1, main_#t~mem189#1, main_#t~mem190#1, main_#t~mem191#1, main_#t~mem192#1, main_#t~mem193#1, main_#t~mem194#1, main_#t~mem195#1, main_#t~mem196#1, main_#t~mem197#1, main_#t~mem198#1, main_#t~nondet199#1, main_#t~nondet200#1, main_#t~nondet201#1, main_#t~nondet202#1, main_#t~nondet203#1, main_#t~nondet204#1, main_#t~nondet205#1, main_#t~nondet206#1, main_#t~nondet207#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem208#1.base, main_#t~mem208#1.offset, main_#t~mem209#1, main_#t~nondet210#1, main_#t~mem211#1.base, main_#t~mem211#1.offset, main_#t~mem212#1.base, main_#t~mem212#1.offset, main_#t~mem213#1.base, main_#t~mem213#1.offset, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1.base, main_#t~mem215#1.offset, main_#t~mem216#1.base, main_#t~mem216#1.offset, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem218#1, main_#t~mem219#1, main_#t~mem220#1, main_#t~short221#1, main_#t~mem222#1.base, main_#t~mem222#1.offset, main_#t~ret223#1, main_#t~mem224#1.base, main_#t~mem224#1.offset, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~mem226#1.base, main_#t~mem226#1.offset, main_#t~mem227#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem228#1.base, main_#t~mem228#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~short230#1, main_#t~mem231#1.base, main_#t~mem231#1.offset, main_#t~mem232#1.base, main_#t~mem232#1.offset, main_#t~mem233#1.base, main_#t~mem233#1.offset, main_#t~mem234#1.base, main_#t~mem234#1.offset, main_#t~mem235#1.base, main_#t~mem235#1.offset, main_#t~mem236#1.base, main_#t~mem236#1.offset, main_#t~mem237#1.base, main_#t~mem237#1.offset, main_#t~mem238#1.base, main_#t~mem238#1.offset, main_#t~mem239#1, main_#t~mem240#1.base, main_#t~mem240#1.offset, main_#t~mem241#1.base, main_#t~mem241#1.offset, main_#t~mem242#1.base, main_#t~mem242#1.offset, main_#t~mem243#1, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1.base, main_#t~mem245#1.offset, main_#t~mem246#1.base, main_#t~mem246#1.offset, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem253#1, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1, main_#t~nondet254#1, main_#t~mem255#1.base, main_#t~mem255#1.offset, main_#t~mem256#1.base, main_#t~mem256#1.offset, main_#t~mem257#1, main_#t~post258#1, main_#t~mem259#1.base, main_#t~mem259#1.offset, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1.base, main_#t~mem263#1.offset, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~mem266#1.base, main_#t~mem266#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1, main_#t~post269#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem163#1, main_#t~post164#1, main_#t~mem165#1, main_#t~mem270#1.base, main_#t~mem270#1.offset, main_~#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#3(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 6598#L715-4 [2023-11-26 10:45:54,322 INFO L750 eck$LassoCheckResult]: Loop: 6598#L715-4 call main_#t~mem5#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 6757#L715-1 assume !!(main_#t~mem5#1 < 1000);havoc main_#t~mem5#1;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 6528#L717 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 6529#L717-2 call main_#t~mem7#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#1(main_#t~mem7#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem9#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#1(main_#t~mem8#1 * main_#t~mem9#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem8#1;havoc main_#t~mem9#1; 6666#L722-269 havoc main_~_ha_hashv~0#1; 6748#L722-176 goto; 6702#L722-174 havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; 6560#L722-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 6561#L722-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch31#1 := 11 == main_~_hj_k~0#1; 6494#L722-73 assume !main_#t~switch31#1; 6495#L722-75 main_#t~switch31#1 := main_#t~switch31#1 || 10 == main_~_hj_k~0#1; 6599#L722-76 assume !main_#t~switch31#1; 6600#L722-78 main_#t~switch31#1 := main_#t~switch31#1 || 9 == main_~_hj_k~0#1; 6638#L722-79 assume !main_#t~switch31#1; 6639#L722-81 main_#t~switch31#1 := main_#t~switch31#1 || 8 == main_~_hj_k~0#1; 6705#L722-82 assume !main_#t~switch31#1; 6535#L722-84 main_#t~switch31#1 := main_#t~switch31#1 || 7 == main_~_hj_k~0#1; 6536#L722-85 assume !main_#t~switch31#1; 6563#L722-87 main_#t~switch31#1 := main_#t~switch31#1 || 6 == main_~_hj_k~0#1; 6553#L722-88 assume !main_#t~switch31#1; 6554#L722-90 main_#t~switch31#1 := main_#t~switch31#1 || 5 == main_~_hj_k~0#1; 6737#L722-91 assume !main_#t~switch31#1; 6486#L722-93 main_#t~switch31#1 := main_#t~switch31#1 || 4 == main_~_hj_k~0#1; 6487#L722-94 assume main_#t~switch31#1;call main_#t~mem39#1 := read~int#1(main_~_hj_key~0#1.base, 3 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 16777216 * (main_#t~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 6488#L722-96 main_#t~switch31#1 := main_#t~switch31#1 || 3 == main_~_hj_k~0#1; 6489#L722-97 assume main_#t~switch31#1;call main_#t~mem40#1 := read~int#1(main_~_hj_key~0#1.base, 2 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 65536 * (main_#t~mem40#1 % 256 % 4294967296);havoc main_#t~mem40#1; 6681#L722-99 main_#t~switch31#1 := main_#t~switch31#1 || 2 == main_~_hj_k~0#1; 6515#L722-100 assume main_#t~switch31#1;call main_#t~mem41#1 := read~int#1(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem41#1 % 256 % 4294967296);havoc main_#t~mem41#1; 6516#L722-102 main_#t~switch31#1 := main_#t~switch31#1 || 1 == main_~_hj_k~0#1; 6631#L722-103 assume main_#t~switch31#1;call main_#t~mem42#1 := read~int#1(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + (if main_#t~mem42#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem42#1 % 256 % 4294967296 else main_#t~mem42#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem42#1; 6747#L722-105 havoc main_#t~switch31#1; 6735#L722-171 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 6733#L722-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 6729#L722-113 main_~_hj_i~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 6727#L722-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 6728#L722-116 assume 0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296;main_#t~nondet44#1 := main_~_hj_j~0#1; 6647#L722-120 main_~_hj_j~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 6648#L722-121 assume !(0 == main_~_ha_hashv~0#1 % 4294967296); 6761#L722-123 assume 0 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296;main_#t~nondet45#1 := main_~_ha_hashv~0#1; 6474#L722-127 main_~_ha_hashv~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 6668#L722-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 6499#L722-134 main_~_hj_i~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 6467#L722-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 6468#L722-141 main_~_hj_j~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 6550#L722-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32; 6570#L722-148 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 6686#L722-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet49#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 6521#L722-155 main_~_hj_i~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 6613#L722-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet50#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 6615#L722-162 main_~_hj_j~0#1 := main_#t~nondet50#1;havoc main_#t~nondet50#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 6682#L722-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet51#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 6460#L722-169 main_~_ha_hashv~0#1 := main_#t~nondet51#1;havoc main_#t~nondet51#1; 6461#L722-170 goto; 6693#L722-172 havoc main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset; 6659#L722-173 goto; 6660#L722-175 goto; 6722#L722-266 call write~int#1(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$#1(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#1(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 6741#L722-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#1(main_#t~mem69#1.base, main_#t~mem69#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem69#1.base, main_#t~mem69#1.offset; 6742#L722-194 call write~$Pointer$#1(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem71#1.base, main_#t~mem71#1.offset := read~$Pointer$#1(main_#t~mem70#1.base, 16 + main_#t~mem70#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1 := read~int#1(main_#t~mem72#1.base, 20 + main_#t~mem72#1.offset, 4);call write~$Pointer$#1(main_#t~mem71#1.base, main_#t~mem71#1.offset - main_#t~mem73#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1;call main_#t~mem74#1.base, main_#t~mem74#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$#1(main_#t~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);call write~$Pointer$#1(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem75#1.base, 8 + main_#t~mem75#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;call main_#t~mem76#1.base, main_#t~mem76#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#1(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem76#1.base, 16 + main_#t~mem76#1.offset, 4);havoc main_#t~mem76#1.base, main_#t~mem76#1.offset; 6542#L722-193 goto; 6543#L722-264 havoc main_~_ha_bkt~0#1;call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem78#1 := read~int#1(main_#t~mem77#1.base, 12 + main_#t~mem77#1.offset, 4);main_#t~post79#1 := main_#t~mem78#1;call write~int#1(1 + main_#t~post79#1, main_#t~mem77#1.base, 12 + main_#t~mem77#1.offset, 4);havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~post79#1; 6572#L722-203 call main_#t~mem80#1.base, main_#t~mem80#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem81#1 := read~int#1(main_#t~mem80#1.base, 4 + main_#t~mem80#1.offset, 4); 6573#L722-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem81#1 - 1) % 4294967296;main_#t~nondet82#1 := 0; 6644#L722-201 main_~_ha_bkt~0#1 := main_#t~nondet82#1;havoc main_#t~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1;havoc main_#t~nondet82#1; 6654#L722-202 goto; 6551#L722-261 call main_#t~mem83#1.base, main_#t~mem83#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$#1(main_#t~mem83#1.base, main_#t~mem83#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem84#1.base, main_#t~mem84#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem83#1.base, main_#t~mem83#1.offset;havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call main_#t~mem85#1 := read~int#1(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post86#1 := main_#t~mem85#1;call write~int#1(1 + main_#t~post86#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem85#1;havoc main_#t~post86#1;call main_#t~mem87#1.base, main_#t~mem87#1.offset := read~$Pointer$#1(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#1(main_#t~mem87#1.base, main_#t~mem87#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset;call write~$Pointer$#1(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem88#1.base, main_#t~mem88#1.offset := read~$Pointer$#1(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 6552#L722-205 assume main_#t~mem88#1.base != 0 || main_#t~mem88#1.offset != 0;havoc main_#t~mem88#1.base, main_#t~mem88#1.offset;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$#1(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#1(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem89#1.base, 12 + main_#t~mem89#1.offset, 4);havoc main_#t~mem89#1.base, main_#t~mem89#1.offset; 6689#L722-207 call write~$Pointer$#1(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem91#1 := read~int#1(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem90#1 := read~int#1(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short94#1 := main_#t~mem91#1 % 4294967296 >= 10 * (1 + main_#t~mem90#1) % 4294967296; 6562#L722-208 assume main_#t~short94#1;call main_#t~mem92#1.base, main_#t~mem92#1.offset := read~$Pointer$#1(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem93#1 := read~int#1(main_#t~mem92#1.base, 36 + main_#t~mem92#1.offset, 4);main_#t~short94#1 := 0 == main_#t~mem93#1 % 4294967296; 6477#L722-210 assume !main_#t~short94#1;havoc main_#t~mem91#1;havoc main_#t~mem90#1;havoc main_#t~mem92#1.base, main_#t~mem92#1.offset;havoc main_#t~mem93#1;havoc main_#t~short94#1; 6478#L722-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 6618#L722-260 goto; 6697#L722-262 havoc main_~_ha_bkt~0#1; 6664#L722-263 goto; 6665#L722-265 goto; 6595#L722-267 havoc main_~_ha_hashv~0#1; 6480#L722-268 goto; 6481#L715-3 call main_#t~mem3#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post4#1 := main_#t~mem3#1;call write~int#3(1 + main_#t~post4#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem3#1;havoc main_#t~post4#1; 6598#L715-4 [2023-11-26 10:45:54,323 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:45:54,323 INFO L85 PathProgramCache]: Analyzing trace with hash 2115, now seen corresponding path program 8 times [2023-11-26 10:45:54,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:45:54,323 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1980953002] [2023-11-26 10:45:54,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:54,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:45:54,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:45:54,341 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 10:45:54,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:45:54,365 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 10:45:54,366 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:45:54,366 INFO L85 PathProgramCache]: Analyzing trace with hash 51300246, now seen corresponding path program 1 times [2023-11-26 10:45:54,367 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:45:54,367 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [104003840] [2023-11-26 10:45:54,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:54,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:45:54,415 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:45:54,415 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1092727971] [2023-11-26 10:45:54,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:54,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:45:54,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d428d95f-81cb-463f-b379-d7d73137b939/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:45:54,420 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d428d95f-81cb-463f-b379-d7d73137b939/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:45:54,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d428d95f-81cb-463f-b379-d7d73137b939/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-26 10:45:54,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:45:54,886 INFO L262 TraceCheckSpWp]: Trace formula consists of 511 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-26 10:45:54,888 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:45:55,007 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 10:45:55,007 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:45:55,008 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:45:55,008 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [104003840] [2023-11-26 10:45:55,008 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:45:55,008 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1092727971] [2023-11-26 10:45:55,008 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1092727971] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:45:55,008 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:45:55,008 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-26 10:45:55,009 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [485855437] [2023-11-26 10:45:55,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:45:55,009 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-26 10:45:55,009 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:45:55,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-26 10:45:55,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-26 10:45:55,010 INFO L87 Difference]: Start difference. First operand 313 states and 448 transitions. cyclomatic complexity: 138 Second operand has 7 states, 7 states have (on average 11.142857142857142) internal successors, (78), 7 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:45:55,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:45:55,538 INFO L93 Difference]: Finished difference Result 319 states and 456 transitions. [2023-11-26 10:45:55,538 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 319 states and 456 transitions. [2023-11-26 10:45:55,542 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 312 [2023-11-26 10:45:55,550 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 319 states to 319 states and 456 transitions. [2023-11-26 10:45:55,550 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 319 [2023-11-26 10:45:55,551 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 319 [2023-11-26 10:45:55,551 INFO L73 IsDeterministic]: Start isDeterministic. Operand 319 states and 456 transitions. [2023-11-26 10:45:55,552 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 10:45:55,552 INFO L218 hiAutomatonCegarLoop]: Abstraction has 319 states and 456 transitions. [2023-11-26 10:45:55,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 319 states and 456 transitions. [2023-11-26 10:45:55,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 319 to 315. [2023-11-26 10:45:55,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 315 states, 311 states have (on average 1.427652733118971) internal successors, (444), 310 states have internal predecessors, (444), 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 10:45:55,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 315 states and 450 transitions. [2023-11-26 10:45:55,577 INFO L240 hiAutomatonCegarLoop]: Abstraction has 315 states and 450 transitions. [2023-11-26 10:45:55,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-26 10:45:55,581 INFO L428 stractBuchiCegarLoop]: Abstraction has 315 states and 450 transitions. [2023-11-26 10:45:55,581 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2023-11-26 10:45:55,582 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 315 states and 450 transitions. [2023-11-26 10:45:55,584 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 308 [2023-11-26 10:45:55,584 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 10:45:55,584 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 10:45:55,585 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-26 10:45:55,585 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 10:45:55,585 INFO L748 eck$LassoCheckResult]: Stem: 7604#$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); 7605#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem13#1, main_#t~mem15#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem17#1, main_#t~mem19#1, main_#t~mem18#1, main_#t~mem20#1, main_#t~mem21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~switch31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~mem40#1, main_#t~mem41#1, main_#t~mem42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~malloc52#1.base, main_#t~malloc52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~memset~res55#1.base, main_#t~memset~res55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1.base, main_#t~mem57#1.offset, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~malloc61#1.base, main_#t~malloc61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1.base, main_#t~mem63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~memset~res68#1.base, main_#t~memset~res68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1.base, main_#t~mem70#1.offset, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~post79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1, main_#t~nondet82#1, main_#t~mem83#1.base, main_#t~mem83#1.offset, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1, main_#t~post86#1, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem88#1.base, main_#t~mem88#1.offset, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem91#1, main_#t~mem90#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~short94#1, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1, main_#t~malloc97#1.base, main_#t~malloc97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1, main_#t~memset~res102#1.base, main_#t~memset~res102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem107#1, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1, main_#t~nondet108#1, main_#t~mem109#1.base, main_#t~mem109#1.offset, main_#t~mem112#1, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1, main_#t~nondet113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem124#1, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1, main_#t~nondet125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~pre128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem132#1, main_#t~post133#1, main_#t~mem137#1, main_#t~mem135#1, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem136#1, main_#t~mem138#1, main_#t~post139#1, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~post115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1, main_#t~post149#1, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~ite159#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_#t~mem161#1, main_#t~mem162#1.base, main_#t~mem162#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~mem3#1, main_#t~post4#1, main_#t~mem5#1, main_#t~mem167#1, main_#t~mem166#1, main_#t~mem168#1, main_#t~mem169#1, main_#t~mem171#1, main_#t~mem170#1, main_#t~mem172#1, main_#t~mem173#1, main_#t~mem175#1, main_#t~mem174#1, main_#t~mem176#1, main_#t~mem177#1, main_#t~nondet178#1, main_#t~nondet179#1, main_#t~nondet180#1, main_#t~nondet181#1, main_#t~nondet182#1, main_#t~nondet183#1, main_#t~nondet184#1, main_#t~nondet185#1, main_#t~nondet186#1, main_#t~switch187#1, main_#t~mem188#1, main_#t~mem189#1, main_#t~mem190#1, main_#t~mem191#1, main_#t~mem192#1, main_#t~mem193#1, main_#t~mem194#1, main_#t~mem195#1, main_#t~mem196#1, main_#t~mem197#1, main_#t~mem198#1, main_#t~nondet199#1, main_#t~nondet200#1, main_#t~nondet201#1, main_#t~nondet202#1, main_#t~nondet203#1, main_#t~nondet204#1, main_#t~nondet205#1, main_#t~nondet206#1, main_#t~nondet207#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem208#1.base, main_#t~mem208#1.offset, main_#t~mem209#1, main_#t~nondet210#1, main_#t~mem211#1.base, main_#t~mem211#1.offset, main_#t~mem212#1.base, main_#t~mem212#1.offset, main_#t~mem213#1.base, main_#t~mem213#1.offset, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1.base, main_#t~mem215#1.offset, main_#t~mem216#1.base, main_#t~mem216#1.offset, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem218#1, main_#t~mem219#1, main_#t~mem220#1, main_#t~short221#1, main_#t~mem222#1.base, main_#t~mem222#1.offset, main_#t~ret223#1, main_#t~mem224#1.base, main_#t~mem224#1.offset, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~mem226#1.base, main_#t~mem226#1.offset, main_#t~mem227#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem228#1.base, main_#t~mem228#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~short230#1, main_#t~mem231#1.base, main_#t~mem231#1.offset, main_#t~mem232#1.base, main_#t~mem232#1.offset, main_#t~mem233#1.base, main_#t~mem233#1.offset, main_#t~mem234#1.base, main_#t~mem234#1.offset, main_#t~mem235#1.base, main_#t~mem235#1.offset, main_#t~mem236#1.base, main_#t~mem236#1.offset, main_#t~mem237#1.base, main_#t~mem237#1.offset, main_#t~mem238#1.base, main_#t~mem238#1.offset, main_#t~mem239#1, main_#t~mem240#1.base, main_#t~mem240#1.offset, main_#t~mem241#1.base, main_#t~mem241#1.offset, main_#t~mem242#1.base, main_#t~mem242#1.offset, main_#t~mem243#1, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1.base, main_#t~mem245#1.offset, main_#t~mem246#1.base, main_#t~mem246#1.offset, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem253#1, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1, main_#t~nondet254#1, main_#t~mem255#1.base, main_#t~mem255#1.offset, main_#t~mem256#1.base, main_#t~mem256#1.offset, main_#t~mem257#1, main_#t~post258#1, main_#t~mem259#1.base, main_#t~mem259#1.offset, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1.base, main_#t~mem263#1.offset, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~mem266#1.base, main_#t~mem266#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1, main_#t~post269#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem163#1, main_#t~post164#1, main_#t~mem165#1, main_#t~mem270#1.base, main_#t~mem270#1.offset, main_~#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#3(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 7477#L715-4 [2023-11-26 10:45:55,586 INFO L750 eck$LassoCheckResult]: Loop: 7477#L715-4 call main_#t~mem5#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 7638#L715-1 assume !!(main_#t~mem5#1 < 1000);havoc main_#t~mem5#1;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 7412#L717 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 7413#L717-2 call main_#t~mem7#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#1(main_#t~mem7#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem9#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#1(main_#t~mem8#1 * main_#t~mem9#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem8#1;havoc main_#t~mem9#1; 7545#L722-269 havoc main_~_ha_hashv~0#1; 7629#L722-176 goto; 7581#L722-174 havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; 7439#L722-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 7440#L722-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch31#1 := 11 == main_~_hj_k~0#1; 7375#L722-73 assume !main_#t~switch31#1; 7376#L722-75 main_#t~switch31#1 := main_#t~switch31#1 || 10 == main_~_hj_k~0#1; 7478#L722-76 assume !main_#t~switch31#1; 7479#L722-78 main_#t~switch31#1 := main_#t~switch31#1 || 9 == main_~_hj_k~0#1; 7517#L722-79 assume !main_#t~switch31#1; 7518#L722-81 main_#t~switch31#1 := main_#t~switch31#1 || 8 == main_~_hj_k~0#1; 7584#L722-82 assume !main_#t~switch31#1; 7414#L722-84 main_#t~switch31#1 := main_#t~switch31#1 || 7 == main_~_hj_k~0#1; 7415#L722-85 assume !main_#t~switch31#1; 7442#L722-87 main_#t~switch31#1 := main_#t~switch31#1 || 6 == main_~_hj_k~0#1; 7434#L722-88 assume !main_#t~switch31#1; 7435#L722-90 main_#t~switch31#1 := main_#t~switch31#1 || 5 == main_~_hj_k~0#1; 7618#L722-91 assume !main_#t~switch31#1; 7365#L722-93 main_#t~switch31#1 := main_#t~switch31#1 || 4 == main_~_hj_k~0#1; 7366#L722-94 assume main_#t~switch31#1;call main_#t~mem39#1 := read~int#1(main_~_hj_key~0#1.base, 3 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 16777216 * (main_#t~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 7367#L722-96 main_#t~switch31#1 := main_#t~switch31#1 || 3 == main_~_hj_k~0#1; 7368#L722-97 assume main_#t~switch31#1;call main_#t~mem40#1 := read~int#1(main_~_hj_key~0#1.base, 2 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 65536 * (main_#t~mem40#1 % 256 % 4294967296);havoc main_#t~mem40#1; 7563#L722-99 main_#t~switch31#1 := main_#t~switch31#1 || 2 == main_~_hj_k~0#1; 7394#L722-100 assume main_#t~switch31#1;call main_#t~mem41#1 := read~int#1(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem41#1 % 256 % 4294967296);havoc main_#t~mem41#1; 7395#L722-102 main_#t~switch31#1 := main_#t~switch31#1 || 1 == main_~_hj_k~0#1; 7510#L722-103 assume main_#t~switch31#1;call main_#t~mem42#1 := read~int#1(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + (if main_#t~mem42#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem42#1 % 256 % 4294967296 else main_#t~mem42#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem42#1; 7628#L722-105 havoc main_#t~switch31#1; 7616#L722-171 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 7614#L722-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 7610#L722-113 main_~_hj_i~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 7608#L722-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 7609#L722-116 assume !(0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296); 7577#L722-118 assume !(main_~_hj_j~0#1 % 4294967296 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296);assume main_#t~nondet44#1 % 4294967296 <= main_~_hj_j~0#1 % 4294967296 + 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296; 7578#L722-120 main_~_hj_j~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 7648#L722-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet45#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 7590#L722-127 main_~_ha_hashv~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 7591#L722-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 7374#L722-134 main_~_hj_i~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 7346#L722-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 7347#L722-141 main_~_hj_j~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 7429#L722-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32; 7447#L722-148 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 7565#L722-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet49#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 7398#L722-155 main_~_hj_i~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 7489#L722-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet50#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 7491#L722-162 main_~_hj_j~0#1 := main_#t~nondet50#1;havoc main_#t~nondet50#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 7558#L722-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet51#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 7337#L722-169 main_~_ha_hashv~0#1 := main_#t~nondet51#1;havoc main_#t~nondet51#1; 7338#L722-170 goto; 7570#L722-172 havoc main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset; 7538#L722-173 goto; 7539#L722-175 goto; 7603#L722-266 call write~int#1(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$#1(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#1(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 7622#L722-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#1(main_#t~mem69#1.base, main_#t~mem69#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem69#1.base, main_#t~mem69#1.offset; 7623#L722-194 call write~$Pointer$#1(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem71#1.base, main_#t~mem71#1.offset := read~$Pointer$#1(main_#t~mem70#1.base, 16 + main_#t~mem70#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1 := read~int#1(main_#t~mem72#1.base, 20 + main_#t~mem72#1.offset, 4);call write~$Pointer$#1(main_#t~mem71#1.base, main_#t~mem71#1.offset - main_#t~mem73#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1;call main_#t~mem74#1.base, main_#t~mem74#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$#1(main_#t~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);call write~$Pointer$#1(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem75#1.base, 8 + main_#t~mem75#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;call main_#t~mem76#1.base, main_#t~mem76#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#1(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem76#1.base, 16 + main_#t~mem76#1.offset, 4);havoc main_#t~mem76#1.base, main_#t~mem76#1.offset; 7419#L722-193 goto; 7420#L722-264 havoc main_~_ha_bkt~0#1;call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem78#1 := read~int#1(main_#t~mem77#1.base, 12 + main_#t~mem77#1.offset, 4);main_#t~post79#1 := main_#t~mem78#1;call write~int#1(1 + main_#t~post79#1, main_#t~mem77#1.base, 12 + main_#t~mem77#1.offset, 4);havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~post79#1; 7449#L722-203 call main_#t~mem80#1.base, main_#t~mem80#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem81#1 := read~int#1(main_#t~mem80#1.base, 4 + main_#t~mem80#1.offset, 4); 7450#L722-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem81#1 - 1) % 4294967296;main_#t~nondet82#1 := 0; 7523#L722-201 main_~_ha_bkt~0#1 := main_#t~nondet82#1;havoc main_#t~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1;havoc main_#t~nondet82#1; 7532#L722-202 goto; 7430#L722-261 call main_#t~mem83#1.base, main_#t~mem83#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$#1(main_#t~mem83#1.base, main_#t~mem83#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem84#1.base, main_#t~mem84#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem83#1.base, main_#t~mem83#1.offset;havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call main_#t~mem85#1 := read~int#1(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post86#1 := main_#t~mem85#1;call write~int#1(1 + main_#t~post86#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem85#1;havoc main_#t~post86#1;call main_#t~mem87#1.base, main_#t~mem87#1.offset := read~$Pointer$#1(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#1(main_#t~mem87#1.base, main_#t~mem87#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset;call write~$Pointer$#1(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem88#1.base, main_#t~mem88#1.offset := read~$Pointer$#1(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 7431#L722-205 assume main_#t~mem88#1.base != 0 || main_#t~mem88#1.offset != 0;havoc main_#t~mem88#1.base, main_#t~mem88#1.offset;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$#1(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#1(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem89#1.base, 12 + main_#t~mem89#1.offset, 4);havoc main_#t~mem89#1.base, main_#t~mem89#1.offset; 7567#L722-207 call write~$Pointer$#1(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem91#1 := read~int#1(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem90#1 := read~int#1(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short94#1 := main_#t~mem91#1 % 4294967296 >= 10 * (1 + main_#t~mem90#1) % 4294967296; 7441#L722-208 assume main_#t~short94#1;call main_#t~mem92#1.base, main_#t~mem92#1.offset := read~$Pointer$#1(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem93#1 := read~int#1(main_#t~mem92#1.base, 36 + main_#t~mem92#1.offset, 4);main_#t~short94#1 := 0 == main_#t~mem93#1 % 4294967296; 7356#L722-210 assume !main_#t~short94#1;havoc main_#t~mem91#1;havoc main_#t~mem90#1;havoc main_#t~mem92#1.base, main_#t~mem92#1.offset;havoc main_#t~mem93#1;havoc main_#t~short94#1; 7357#L722-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 7497#L722-260 goto; 7574#L722-262 havoc main_~_ha_bkt~0#1; 7543#L722-263 goto; 7544#L722-265 goto; 7470#L722-267 havoc main_~_ha_hashv~0#1; 7359#L722-268 goto; 7360#L715-3 call main_#t~mem3#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post4#1 := main_#t~mem3#1;call write~int#3(1 + main_#t~post4#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem3#1;havoc main_#t~post4#1; 7477#L715-4 [2023-11-26 10:45:55,586 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:45:55,586 INFO L85 PathProgramCache]: Analyzing trace with hash 2115, now seen corresponding path program 9 times [2023-11-26 10:45:55,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:45:55,587 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323843673] [2023-11-26 10:45:55,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:55,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:45:55,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:45:55,605 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 10:45:55,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:45:55,624 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 10:45:55,625 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:45:55,625 INFO L85 PathProgramCache]: Analyzing trace with hash 1276161914, now seen corresponding path program 1 times [2023-11-26 10:45:55,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:45:55,625 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1998476792] [2023-11-26 10:45:55,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:55,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:45:55,676 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:45:55,676 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [305294834] [2023-11-26 10:45:55,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:55,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:45:55,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d428d95f-81cb-463f-b379-d7d73137b939/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:45:55,680 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d428d95f-81cb-463f-b379-d7d73137b939/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:45:55,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d428d95f-81cb-463f-b379-d7d73137b939/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-26 10:45:59,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:45:59,645 INFO L262 TraceCheckSpWp]: Trace formula consists of 509 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-26 10:45:59,648 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:46:00,217 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 10:46:00,218 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:46:00,218 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:46:00,218 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1998476792] [2023-11-26 10:46:00,218 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:46:00,218 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [305294834] [2023-11-26 10:46:00,218 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [305294834] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:46:00,219 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:46:00,219 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-11-26 10:46:00,219 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1793268848] [2023-11-26 10:46:00,219 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:46:00,219 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-26 10:46:00,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:46:00,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-26 10:46:00,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2023-11-26 10:46:00,220 INFO L87 Difference]: Start difference. First operand 315 states and 450 transitions. cyclomatic complexity: 138 Second operand has 11 states, 11 states have (on average 7.090909090909091) internal successors, (78), 11 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:46:03,991 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-26 10:46:04,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:46:04,331 INFO L93 Difference]: Finished difference Result 331 states and 470 transitions. [2023-11-26 10:46:04,331 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 331 states and 470 transitions. [2023-11-26 10:46:04,334 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 324 [2023-11-26 10:46:04,338 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 331 states to 331 states and 470 transitions. [2023-11-26 10:46:04,338 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 331 [2023-11-26 10:46:04,339 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 331 [2023-11-26 10:46:04,339 INFO L73 IsDeterministic]: Start isDeterministic. Operand 331 states and 470 transitions. [2023-11-26 10:46:04,340 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 10:46:04,340 INFO L218 hiAutomatonCegarLoop]: Abstraction has 331 states and 470 transitions. [2023-11-26 10:46:04,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 331 states and 470 transitions. [2023-11-26 10:46:04,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 331 to 324. [2023-11-26 10:46:04,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 324 states, 320 states have (on average 1.41875) internal successors, (454), 319 states have internal predecessors, (454), 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 10:46:04,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 324 states and 460 transitions. [2023-11-26 10:46:04,350 INFO L240 hiAutomatonCegarLoop]: Abstraction has 324 states and 460 transitions. [2023-11-26 10:46:04,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-26 10:46:04,352 INFO L428 stractBuchiCegarLoop]: Abstraction has 324 states and 460 transitions. [2023-11-26 10:46:04,352 INFO L335 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2023-11-26 10:46:04,352 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 324 states and 460 transitions. [2023-11-26 10:46:04,354 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 317 [2023-11-26 10:46:04,354 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 10:46:04,354 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 10:46:04,355 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-26 10:46:04,356 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 10:46:04,356 INFO L748 eck$LassoCheckResult]: Stem: 8497#$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); 8498#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem13#1, main_#t~mem15#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem17#1, main_#t~mem19#1, main_#t~mem18#1, main_#t~mem20#1, main_#t~mem21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~switch31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~mem40#1, main_#t~mem41#1, main_#t~mem42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~malloc52#1.base, main_#t~malloc52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~memset~res55#1.base, main_#t~memset~res55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1.base, main_#t~mem57#1.offset, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~malloc61#1.base, main_#t~malloc61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1.base, main_#t~mem63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~memset~res68#1.base, main_#t~memset~res68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1.base, main_#t~mem70#1.offset, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~post79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1, main_#t~nondet82#1, main_#t~mem83#1.base, main_#t~mem83#1.offset, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1, main_#t~post86#1, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem88#1.base, main_#t~mem88#1.offset, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem91#1, main_#t~mem90#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~short94#1, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1, main_#t~malloc97#1.base, main_#t~malloc97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1, main_#t~memset~res102#1.base, main_#t~memset~res102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem107#1, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1, main_#t~nondet108#1, main_#t~mem109#1.base, main_#t~mem109#1.offset, main_#t~mem112#1, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1, main_#t~nondet113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem124#1, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1, main_#t~nondet125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~pre128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem132#1, main_#t~post133#1, main_#t~mem137#1, main_#t~mem135#1, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem136#1, main_#t~mem138#1, main_#t~post139#1, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~post115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1, main_#t~post149#1, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~ite159#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_#t~mem161#1, main_#t~mem162#1.base, main_#t~mem162#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~mem3#1, main_#t~post4#1, main_#t~mem5#1, main_#t~mem167#1, main_#t~mem166#1, main_#t~mem168#1, main_#t~mem169#1, main_#t~mem171#1, main_#t~mem170#1, main_#t~mem172#1, main_#t~mem173#1, main_#t~mem175#1, main_#t~mem174#1, main_#t~mem176#1, main_#t~mem177#1, main_#t~nondet178#1, main_#t~nondet179#1, main_#t~nondet180#1, main_#t~nondet181#1, main_#t~nondet182#1, main_#t~nondet183#1, main_#t~nondet184#1, main_#t~nondet185#1, main_#t~nondet186#1, main_#t~switch187#1, main_#t~mem188#1, main_#t~mem189#1, main_#t~mem190#1, main_#t~mem191#1, main_#t~mem192#1, main_#t~mem193#1, main_#t~mem194#1, main_#t~mem195#1, main_#t~mem196#1, main_#t~mem197#1, main_#t~mem198#1, main_#t~nondet199#1, main_#t~nondet200#1, main_#t~nondet201#1, main_#t~nondet202#1, main_#t~nondet203#1, main_#t~nondet204#1, main_#t~nondet205#1, main_#t~nondet206#1, main_#t~nondet207#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem208#1.base, main_#t~mem208#1.offset, main_#t~mem209#1, main_#t~nondet210#1, main_#t~mem211#1.base, main_#t~mem211#1.offset, main_#t~mem212#1.base, main_#t~mem212#1.offset, main_#t~mem213#1.base, main_#t~mem213#1.offset, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1.base, main_#t~mem215#1.offset, main_#t~mem216#1.base, main_#t~mem216#1.offset, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem218#1, main_#t~mem219#1, main_#t~mem220#1, main_#t~short221#1, main_#t~mem222#1.base, main_#t~mem222#1.offset, main_#t~ret223#1, main_#t~mem224#1.base, main_#t~mem224#1.offset, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~mem226#1.base, main_#t~mem226#1.offset, main_#t~mem227#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem228#1.base, main_#t~mem228#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~short230#1, main_#t~mem231#1.base, main_#t~mem231#1.offset, main_#t~mem232#1.base, main_#t~mem232#1.offset, main_#t~mem233#1.base, main_#t~mem233#1.offset, main_#t~mem234#1.base, main_#t~mem234#1.offset, main_#t~mem235#1.base, main_#t~mem235#1.offset, main_#t~mem236#1.base, main_#t~mem236#1.offset, main_#t~mem237#1.base, main_#t~mem237#1.offset, main_#t~mem238#1.base, main_#t~mem238#1.offset, main_#t~mem239#1, main_#t~mem240#1.base, main_#t~mem240#1.offset, main_#t~mem241#1.base, main_#t~mem241#1.offset, main_#t~mem242#1.base, main_#t~mem242#1.offset, main_#t~mem243#1, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1.base, main_#t~mem245#1.offset, main_#t~mem246#1.base, main_#t~mem246#1.offset, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem253#1, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1, main_#t~nondet254#1, main_#t~mem255#1.base, main_#t~mem255#1.offset, main_#t~mem256#1.base, main_#t~mem256#1.offset, main_#t~mem257#1, main_#t~post258#1, main_#t~mem259#1.base, main_#t~mem259#1.offset, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1.base, main_#t~mem263#1.offset, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~mem266#1.base, main_#t~mem266#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1, main_#t~post269#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem163#1, main_#t~post164#1, main_#t~mem165#1, main_#t~mem270#1.base, main_#t~mem270#1.offset, main_~#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#3(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 8370#L715-4 [2023-11-26 10:46:04,356 INFO L750 eck$LassoCheckResult]: Loop: 8370#L715-4 call main_#t~mem5#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 8533#L715-1 assume !!(main_#t~mem5#1 < 1000);havoc main_#t~mem5#1;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 8302#L717 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 8303#L717-2 call main_#t~mem7#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#1(main_#t~mem7#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem9#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#1(main_#t~mem8#1 * main_#t~mem9#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem8#1;havoc main_#t~mem9#1; 8438#L722-269 havoc main_~_ha_hashv~0#1; 8523#L722-176 goto; 8476#L722-174 havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; 8332#L722-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 8333#L722-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch31#1 := 11 == main_~_hj_k~0#1; 8265#L722-73 assume !main_#t~switch31#1; 8266#L722-75 main_#t~switch31#1 := main_#t~switch31#1 || 10 == main_~_hj_k~0#1; 8371#L722-76 assume !main_#t~switch31#1; 8372#L722-78 main_#t~switch31#1 := main_#t~switch31#1 || 9 == main_~_hj_k~0#1; 8410#L722-79 assume !main_#t~switch31#1; 8411#L722-81 main_#t~switch31#1 := main_#t~switch31#1 || 8 == main_~_hj_k~0#1; 8479#L722-82 assume !main_#t~switch31#1; 8306#L722-84 main_#t~switch31#1 := main_#t~switch31#1 || 7 == main_~_hj_k~0#1; 8307#L722-85 assume !main_#t~switch31#1; 8335#L722-87 main_#t~switch31#1 := main_#t~switch31#1 || 6 == main_~_hj_k~0#1; 8325#L722-88 assume !main_#t~switch31#1; 8326#L722-90 main_#t~switch31#1 := main_#t~switch31#1 || 5 == main_~_hj_k~0#1; 8512#L722-91 assume !main_#t~switch31#1; 8257#L722-93 main_#t~switch31#1 := main_#t~switch31#1 || 4 == main_~_hj_k~0#1; 8258#L722-94 assume main_#t~switch31#1;call main_#t~mem39#1 := read~int#1(main_~_hj_key~0#1.base, 3 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 16777216 * (main_#t~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 8259#L722-96 main_#t~switch31#1 := main_#t~switch31#1 || 3 == main_~_hj_k~0#1; 8260#L722-97 assume main_#t~switch31#1;call main_#t~mem40#1 := read~int#1(main_~_hj_key~0#1.base, 2 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 65536 * (main_#t~mem40#1 % 256 % 4294967296);havoc main_#t~mem40#1; 8454#L722-99 main_#t~switch31#1 := main_#t~switch31#1 || 2 == main_~_hj_k~0#1; 8286#L722-100 assume main_#t~switch31#1;call main_#t~mem41#1 := read~int#1(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem41#1 % 256 % 4294967296);havoc main_#t~mem41#1; 8287#L722-102 main_#t~switch31#1 := main_#t~switch31#1 || 1 == main_~_hj_k~0#1; 8403#L722-103 assume main_#t~switch31#1;call main_#t~mem42#1 := read~int#1(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + (if main_#t~mem42#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem42#1 % 256 % 4294967296 else main_#t~mem42#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem42#1; 8522#L722-105 havoc main_#t~switch31#1; 8510#L722-171 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 8508#L722-107 assume !(0 == main_~_hj_i~0#1 % 4294967296); 8509#L722-109 assume !(0 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296); 8392#L722-111 assume main_~_hj_i~0#1 % 4294967296 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296;main_#t~nondet43#1 := 0; 8393#L722-113 main_~_hj_i~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 8501#L722-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet44#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 8473#L722-120 main_~_hj_j~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 8550#L722-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet45#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 8532#L722-127 main_~_ha_hashv~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 8549#L722-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 8270#L722-134 main_~_hj_i~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 8460#L722-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 8321#L722-141 main_~_hj_j~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 8322#L722-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32; 8342#L722-148 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 8459#L722-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet49#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 8292#L722-155 main_~_hj_i~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 8385#L722-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet50#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 8387#L722-162 main_~_hj_j~0#1 := main_#t~nondet50#1;havoc main_#t~nondet50#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 8455#L722-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet51#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 8232#L722-169 main_~_ha_hashv~0#1 := main_#t~nondet51#1;havoc main_#t~nondet51#1; 8233#L722-170 goto; 8467#L722-172 havoc main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset; 8431#L722-173 goto; 8432#L722-175 goto; 8496#L722-266 call write~int#1(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$#1(main_~user~0#1.base, main_~user~0#1.offset, main_~user~0#1.base, 28 + main_~user~0#1.offset, 4);call write~int#1(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 8516#L722-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#1(main_#t~mem69#1.base, main_#t~mem69#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem69#1.base, main_#t~mem69#1.offset; 8517#L722-194 call write~$Pointer$#1(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem71#1.base, main_#t~mem71#1.offset := read~$Pointer$#1(main_#t~mem70#1.base, 16 + main_#t~mem70#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1 := read~int#1(main_#t~mem72#1.base, 20 + main_#t~mem72#1.offset, 4);call write~$Pointer$#1(main_#t~mem71#1.base, main_#t~mem71#1.offset - main_#t~mem73#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1;call main_#t~mem74#1.base, main_#t~mem74#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$#1(main_#t~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);call write~$Pointer$#1(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem75#1.base, 8 + main_#t~mem75#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;call main_#t~mem76#1.base, main_#t~mem76#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#1(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem76#1.base, 16 + main_#t~mem76#1.offset, 4);havoc main_#t~mem76#1.base, main_#t~mem76#1.offset; 8313#L722-193 goto; 8314#L722-264 havoc main_~_ha_bkt~0#1;call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem78#1 := read~int#1(main_#t~mem77#1.base, 12 + main_#t~mem77#1.offset, 4);main_#t~post79#1 := main_#t~mem78#1;call write~int#1(1 + main_#t~post79#1, main_#t~mem77#1.base, 12 + main_#t~mem77#1.offset, 4);havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~post79#1; 8344#L722-203 call main_#t~mem80#1.base, main_#t~mem80#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem81#1 := read~int#1(main_#t~mem80#1.base, 4 + main_#t~mem80#1.offset, 4); 8345#L722-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem81#1 - 1) % 4294967296;main_#t~nondet82#1 := 0; 8418#L722-201 main_~_ha_bkt~0#1 := main_#t~nondet82#1;havoc main_#t~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1;havoc main_#t~nondet82#1; 8426#L722-202 goto; 8323#L722-261 call main_#t~mem83#1.base, main_#t~mem83#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$#1(main_#t~mem83#1.base, main_#t~mem83#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem84#1.base, main_#t~mem84#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem83#1.base, main_#t~mem83#1.offset;havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call main_#t~mem85#1 := read~int#1(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post86#1 := main_#t~mem85#1;call write~int#1(1 + main_#t~post86#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem85#1;havoc main_#t~post86#1;call main_#t~mem87#1.base, main_#t~mem87#1.offset := read~$Pointer$#1(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#1(main_#t~mem87#1.base, main_#t~mem87#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset;call write~$Pointer$#1(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem88#1.base, main_#t~mem88#1.offset := read~$Pointer$#1(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 8324#L722-205 assume main_#t~mem88#1.base != 0 || main_#t~mem88#1.offset != 0;havoc main_#t~mem88#1.base, main_#t~mem88#1.offset;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$#1(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#1(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem89#1.base, 12 + main_#t~mem89#1.offset, 4);havoc main_#t~mem89#1.base, main_#t~mem89#1.offset; 8463#L722-207 call write~$Pointer$#1(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem91#1 := read~int#1(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem90#1 := read~int#1(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short94#1 := main_#t~mem91#1 % 4294967296 >= 10 * (1 + main_#t~mem90#1) % 4294967296; 8334#L722-208 assume main_#t~short94#1;call main_#t~mem92#1.base, main_#t~mem92#1.offset := read~$Pointer$#1(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem93#1 := read~int#1(main_#t~mem92#1.base, 36 + main_#t~mem92#1.offset, 4);main_#t~short94#1 := 0 == main_#t~mem93#1 % 4294967296; 8248#L722-210 assume !main_#t~short94#1;havoc main_#t~mem91#1;havoc main_#t~mem90#1;havoc main_#t~mem92#1.base, main_#t~mem92#1.offset;havoc main_#t~mem93#1;havoc main_#t~short94#1; 8249#L722-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 8390#L722-260 goto; 8471#L722-262 havoc main_~_ha_bkt~0#1; 8436#L722-263 goto; 8437#L722-265 goto; 8368#L722-267 havoc main_~_ha_hashv~0#1; 8251#L722-268 goto; 8252#L715-3 call main_#t~mem3#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post4#1 := main_#t~mem3#1;call write~int#3(1 + main_#t~post4#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem3#1;havoc main_#t~post4#1; 8370#L715-4 [2023-11-26 10:46:04,357 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:46:04,357 INFO L85 PathProgramCache]: Analyzing trace with hash 2115, now seen corresponding path program 10 times [2023-11-26 10:46:04,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:46:04,358 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38921914] [2023-11-26 10:46:04,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:46:04,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:46:04,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:46:04,371 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 10:46:04,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:46:04,386 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 10:46:04,386 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:46:04,387 INFO L85 PathProgramCache]: Analyzing trace with hash 1560146908, now seen corresponding path program 1 times [2023-11-26 10:46:04,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:46:04,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1912529336] [2023-11-26 10:46:04,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:46:04,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:46:04,434 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:46:04,434 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [780337584] [2023-11-26 10:46:04,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:46:04,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:46:04,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d428d95f-81cb-463f-b379-d7d73137b939/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:46:04,440 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d428d95f-81cb-463f-b379-d7d73137b939/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:46:04,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d428d95f-81cb-463f-b379-d7d73137b939/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-26 10:46:04,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:46:04,908 INFO L262 TraceCheckSpWp]: Trace formula consists of 511 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-26 10:46:04,910 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:46:05,109 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 10:46:05,109 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:46:05,109 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:46:05,110 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1912529336] [2023-11-26 10:46:05,110 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:46:05,110 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [780337584] [2023-11-26 10:46:05,110 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [780337584] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:46:05,110 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:46:05,110 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-26 10:46:05,111 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254177356] [2023-11-26 10:46:05,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:46:05,111 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-26 10:46:05,111 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:46:05,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-26 10:46:05,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-26 10:46:05,112 INFO L87 Difference]: Start difference. First operand 324 states and 460 transitions. cyclomatic complexity: 139 Second operand has 6 states, 6 states have (on average 13.0) internal successors, (78), 6 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:46:05,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:46:05,497 INFO L93 Difference]: Finished difference Result 330 states and 467 transitions. [2023-11-26 10:46:05,497 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 330 states and 467 transitions. [2023-11-26 10:46:05,500 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 323 [2023-11-26 10:46:05,503 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 330 states to 330 states and 467 transitions. [2023-11-26 10:46:05,504 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 330 [2023-11-26 10:46:05,504 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 330 [2023-11-26 10:46:05,504 INFO L73 IsDeterministic]: Start isDeterministic. Operand 330 states and 467 transitions. [2023-11-26 10:46:05,505 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 10:46:05,505 INFO L218 hiAutomatonCegarLoop]: Abstraction has 330 states and 467 transitions. [2023-11-26 10:46:05,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 330 states and 467 transitions. [2023-11-26 10:46:05,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 330 to 328. [2023-11-26 10:46:05,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 328 states, 324 states have (on average 1.4166666666666667) internal successors, (459), 323 states have internal predecessors, (459), 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 10:46:05,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 328 states and 465 transitions. [2023-11-26 10:46:05,515 INFO L240 hiAutomatonCegarLoop]: Abstraction has 328 states and 465 transitions. [2023-11-26 10:46:05,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-26 10:46:05,516 INFO L428 stractBuchiCegarLoop]: Abstraction has 328 states and 465 transitions. [2023-11-26 10:46:05,516 INFO L335 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2023-11-26 10:46:05,516 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 328 states and 465 transitions. [2023-11-26 10:46:05,519 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 321 [2023-11-26 10:46:05,519 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 10:46:05,519 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 10:46:05,520 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-26 10:46:05,520 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 10:46:05,521 INFO L748 eck$LassoCheckResult]: Stem: 9392#$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); 9393#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem13#1, main_#t~mem15#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem17#1, main_#t~mem19#1, main_#t~mem18#1, main_#t~mem20#1, main_#t~mem21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~switch31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~mem40#1, main_#t~mem41#1, main_#t~mem42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~malloc52#1.base, main_#t~malloc52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~memset~res55#1.base, main_#t~memset~res55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1.base, main_#t~mem57#1.offset, main_#t~mem58#1.base, main_#t~mem58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~malloc61#1.base, main_#t~malloc61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1.base, main_#t~mem63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~mem65#1.base, main_#t~mem65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~memset~res68#1.base, main_#t~memset~res68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1.base, main_#t~mem70#1.offset, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1.base, main_#t~mem75#1.offset, main_#t~mem76#1.base, main_#t~mem76#1.offset, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~post79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1, main_#t~nondet82#1, main_#t~mem83#1.base, main_#t~mem83#1.offset, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1, main_#t~post86#1, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem88#1.base, main_#t~mem88#1.offset, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem91#1, main_#t~mem90#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~short94#1, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1, main_#t~malloc97#1.base, main_#t~malloc97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1, main_#t~memset~res102#1.base, main_#t~memset~res102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem107#1, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1, main_#t~nondet108#1, main_#t~mem109#1.base, main_#t~mem109#1.offset, main_#t~mem112#1, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1, main_#t~nondet113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem124#1, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1, main_#t~nondet125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~pre128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem132#1, main_#t~post133#1, main_#t~mem137#1, main_#t~mem135#1, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem136#1, main_#t~mem138#1, main_#t~post139#1, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~post115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1, main_#t~post149#1, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~ite159#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_#t~mem161#1, main_#t~mem162#1.base, main_#t~mem162#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~mem3#1, main_#t~post4#1, main_#t~mem5#1, main_#t~mem167#1, main_#t~mem166#1, main_#t~mem168#1, main_#t~mem169#1, main_#t~mem171#1, main_#t~mem170#1, main_#t~mem172#1, main_#t~mem173#1, main_#t~mem175#1, main_#t~mem174#1, main_#t~mem176#1, main_#t~mem177#1, main_#t~nondet178#1, main_#t~nondet179#1, main_#t~nondet180#1, main_#t~nondet181#1, main_#t~nondet182#1, main_#t~nondet183#1, main_#t~nondet184#1, main_#t~nondet185#1, main_#t~nondet186#1, main_#t~switch187#1, main_#t~mem188#1, main_#t~mem189#1, main_#t~mem190#1, main_#t~mem191#1, main_#t~mem192#1, main_#t~mem193#1, main_#t~mem194#1, main_#t~mem195#1, main_#t~mem196#1, main_#t~mem197#1, main_#t~mem198#1, main_#t~nondet199#1, main_#t~nondet200#1, main_#t~nondet201#1, main_#t~nondet202#1, main_#t~nondet203#1, main_#t~nondet204#1, main_#t~nondet205#1, main_#t~nondet206#1, main_#t~nondet207#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem208#1.base, main_#t~mem208#1.offset, main_#t~mem209#1, main_#t~nondet210#1, main_#t~mem211#1.base, main_#t~mem211#1.offset, main_#t~mem212#1.base, main_#t~mem212#1.offset, main_#t~mem213#1.base, main_#t~mem213#1.offset, main_#t~mem214#1.base, main_#t~mem214#1.offset, main_#t~mem215#1.base, main_#t~mem215#1.offset, main_#t~mem216#1.base, main_#t~mem216#1.offset, main_#t~mem217#1.base, main_#t~mem217#1.offset, main_#t~mem218#1, main_#t~mem219#1, main_#t~mem220#1, main_#t~short221#1, main_#t~mem222#1.base, main_#t~mem222#1.offset, main_#t~ret223#1, main_#t~mem224#1.base, main_#t~mem224#1.offset, main_#t~mem225#1.base, main_#t~mem225#1.offset, main_#t~mem226#1.base, main_#t~mem226#1.offset, main_#t~mem227#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem228#1.base, main_#t~mem228#1.offset, main_#t~mem229#1.base, main_#t~mem229#1.offset, main_#t~short230#1, main_#t~mem231#1.base, main_#t~mem231#1.offset, main_#t~mem232#1.base, main_#t~mem232#1.offset, main_#t~mem233#1.base, main_#t~mem233#1.offset, main_#t~mem234#1.base, main_#t~mem234#1.offset, main_#t~mem235#1.base, main_#t~mem235#1.offset, main_#t~mem236#1.base, main_#t~mem236#1.offset, main_#t~mem237#1.base, main_#t~mem237#1.offset, main_#t~mem238#1.base, main_#t~mem238#1.offset, main_#t~mem239#1, main_#t~mem240#1.base, main_#t~mem240#1.offset, main_#t~mem241#1.base, main_#t~mem241#1.offset, main_#t~mem242#1.base, main_#t~mem242#1.offset, main_#t~mem243#1, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1.base, main_#t~mem245#1.offset, main_#t~mem246#1.base, main_#t~mem246#1.offset, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem253#1, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1, main_#t~nondet254#1, main_#t~mem255#1.base, main_#t~mem255#1.offset, main_#t~mem256#1.base, main_#t~mem256#1.offset, main_#t~mem257#1, main_#t~post258#1, main_#t~mem259#1.base, main_#t~mem259#1.offset, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1.base, main_#t~mem263#1.offset, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~mem266#1.base, main_#t~mem266#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1, main_#t~post269#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem163#1, main_#t~post164#1, main_#t~mem165#1, main_#t~mem270#1.base, main_#t~mem270#1.offset, main_~#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#3(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 9264#L715-4 [2023-11-26 10:46:05,521 INFO L750 eck$LassoCheckResult]: Loop: 9264#L715-4 call main_#t~mem5#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 9426#L715-1 assume !!(main_#t~mem5#1 < 1000);havoc main_#t~mem5#1;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 9193#L717 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 9194#L717-2 call main_#t~mem7#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#1(main_#t~mem7#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem9#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#1(main_#t~mem8#1 * main_#t~mem9#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem8#1;havoc main_#t~mem9#1; 9333#L722-269 havoc main_~_ha_hashv~0#1; 9417#L722-176 goto; 9370#L722-174 havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; 9226#L722-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 9227#L722-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch31#1 := 11 == main_~_hj_k~0#1; 9159#L722-73 assume !main_#t~switch31#1; 9160#L722-75 main_#t~switch31#1 := main_#t~switch31#1 || 10 == main_~_hj_k~0#1; 9265#L722-76 assume !main_#t~switch31#1; 9266#L722-78 main_#t~switch31#1 := main_#t~switch31#1 || 9 == main_~_hj_k~0#1; 9305#L722-79 assume !main_#t~switch31#1; 9306#L722-81 main_#t~switch31#1 := main_#t~switch31#1 || 8 == main_~_hj_k~0#1; 9373#L722-82 assume !main_#t~switch31#1; 9200#L722-84 main_#t~switch31#1 := main_#t~switch31#1 || 7 == main_~_hj_k~0#1; 9201#L722-85 assume !main_#t~switch31#1; 9229#L722-87 main_#t~switch31#1 := main_#t~switch31#1 || 6 == main_~_hj_k~0#1; 9219#L722-88 assume !main_#t~switch31#1; 9220#L722-90 main_#t~switch31#1 := main_#t~switch31#1 || 5 == main_~_hj_k~0#1; 9406#L722-91 assume !main_#t~switch31#1; 9151#L722-93 main_#t~switch31#1 := main_#t~switch31#1 || 4 == main_~_hj_k~0#1; 9152#L722-94 assume main_#t~switch31#1;call main_#t~mem39#1 := read~int#1(main_~_hj_key~0#1.base, 3 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 16777216 * (main_#t~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 9153#L722-96 main_#t~switch31#1 := main_#t~switch31#1 || 3 == main_~_hj_k~0#1; 9154#L722-97 assume main_#t~switch31#1;call main_#t~mem40#1 := read~int#1(main_~_hj_key~0#1.base, 2 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 65536 * (main_#t~mem40#1 % 256 % 4294967296);havoc main_#t~mem40#1; 9349#L722-99 main_#t~switch31#1 := main_#t~switch31#1 || 2 == main_~_hj_k~0#1; 9180#L722-100 assume main_#t~switch31#1;call main_#t~mem41#1 := read~int#1(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem41#1 % 256 % 4294967296);havoc main_#t~mem41#1; 9181#L722-102 main_#t~switch31#1 := main_#t~switch31#1 || 1 == main_~_hj_k~0#1; 9298#L722-103 assume main_#t~switch31#1;call main_#t~mem42#1 := read~int#1(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + (if main_#t~mem42#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem42#1 % 256 % 4294967296 else main_#t~mem42#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem42#1; 9416#L722-105 havoc main_#t~switch31#1; 9404#L722-171 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 9401#L722-107 assume !(0 == main_~_hj_i~0#1 % 4294967296); 9403#L722-109 assume !(0 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296); 9286#L722-111 assume !(main_~_hj_i~0#1 % 4294967296 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296);assume main_#t~nondet43#1 % 4294967296 <= main_~_hj_i~0#1 % 4294967296 + main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296; 9288#L722-113 main_~_hj_i~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 9448#L722-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet44#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 9367#L722-120 main_~_hj_j~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 9441#L722-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet45#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 9425#L722-127 main_~_ha_hashv~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 9438#L722-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 9164#L722-134 main_~_hj_i~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 9436#L722-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 9215#L722-141 main_~_hj_j~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 9216#L722-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32; 9236#L722-148 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 9354#L722-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet49#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 9186#L722-155 main_~_hj_i~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 9279#L722-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet50#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 9281#L722-162 main_~_hj_j~0#1 := main_#t~nondet50#1;havoc main_#t~nondet50#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 9350#L722-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet51#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 9126#L722-169 main_~_ha_hashv~0#1 := main_#t~nondet51#1;havoc main_#t~nondet51#1; 9127#L722-170 goto; 9361#L722-172 havoc main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset; 9326#L722-173 goto; 9327#L722-175 goto; 9391#L722-266 call write~int#1(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$#1(main_~user~0#1.base, main_~user~0#1.offset, main_~user~0#1.base, 28 + main_~user~0#1.offset, 4);call write~int#1(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 9410#L722-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#1(main_#t~mem69#1.base, main_#t~mem69#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem69#1.base, main_#t~mem69#1.offset; 9411#L722-194 call write~$Pointer$#1(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem71#1.base, main_#t~mem71#1.offset := read~$Pointer$#1(main_#t~mem70#1.base, 16 + main_#t~mem70#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1 := read~int#1(main_#t~mem72#1.base, 20 + main_#t~mem72#1.offset, 4);call write~$Pointer$#1(main_#t~mem71#1.base, main_#t~mem71#1.offset - main_#t~mem73#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem70#1.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1;call main_#t~mem74#1.base, main_#t~mem74#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$#1(main_#t~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);call write~$Pointer$#1(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem75#1.base, 8 + main_#t~mem75#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;call main_#t~mem76#1.base, main_#t~mem76#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$#1(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem76#1.base, 16 + main_#t~mem76#1.offset, 4);havoc main_#t~mem76#1.base, main_#t~mem76#1.offset; 9207#L722-193 goto; 9208#L722-264 havoc main_~_ha_bkt~0#1;call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem78#1 := read~int#1(main_#t~mem77#1.base, 12 + main_#t~mem77#1.offset, 4);main_#t~post79#1 := main_#t~mem78#1;call write~int#1(1 + main_#t~post79#1, main_#t~mem77#1.base, 12 + main_#t~mem77#1.offset, 4);havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~post79#1; 9238#L722-203 call main_#t~mem80#1.base, main_#t~mem80#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem81#1 := read~int#1(main_#t~mem80#1.base, 4 + main_#t~mem80#1.offset, 4); 9239#L722-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem81#1 - 1) % 4294967296;main_#t~nondet82#1 := 0; 9311#L722-201 main_~_ha_bkt~0#1 := main_#t~nondet82#1;havoc main_#t~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1;havoc main_#t~nondet82#1; 9321#L722-202 goto; 9217#L722-261 call main_#t~mem83#1.base, main_#t~mem83#1.offset := read~$Pointer$#1(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$#1(main_#t~mem83#1.base, main_#t~mem83#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem84#1.base, main_#t~mem84#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem83#1.base, main_#t~mem83#1.offset;havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call main_#t~mem85#1 := read~int#1(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post86#1 := main_#t~mem85#1;call write~int#1(1 + main_#t~post86#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem85#1;havoc main_#t~post86#1;call main_#t~mem87#1.base, main_#t~mem87#1.offset := read~$Pointer$#1(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#1(main_#t~mem87#1.base, main_#t~mem87#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset;call write~$Pointer$#1(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem88#1.base, main_#t~mem88#1.offset := read~$Pointer$#1(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 9218#L722-205 assume main_#t~mem88#1.base != 0 || main_#t~mem88#1.offset != 0;havoc main_#t~mem88#1.base, main_#t~mem88#1.offset;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$#1(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$#1(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem89#1.base, 12 + main_#t~mem89#1.offset, 4);havoc main_#t~mem89#1.base, main_#t~mem89#1.offset; 9357#L722-207 call write~$Pointer$#1(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem91#1 := read~int#1(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem90#1 := read~int#1(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short94#1 := main_#t~mem91#1 % 4294967296 >= 10 * (1 + main_#t~mem90#1) % 4294967296; 9228#L722-208 assume main_#t~short94#1;call main_#t~mem92#1.base, main_#t~mem92#1.offset := read~$Pointer$#1(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem93#1 := read~int#1(main_#t~mem92#1.base, 36 + main_#t~mem92#1.offset, 4);main_#t~short94#1 := 0 == main_#t~mem93#1 % 4294967296; 9142#L722-210 assume !main_#t~short94#1;havoc main_#t~mem91#1;havoc main_#t~mem90#1;havoc main_#t~mem92#1.base, main_#t~mem92#1.offset;havoc main_#t~mem93#1;havoc main_#t~short94#1; 9143#L722-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 9284#L722-260 goto; 9365#L722-262 havoc main_~_ha_bkt~0#1; 9331#L722-263 goto; 9332#L722-265 goto; 9261#L722-267 havoc main_~_ha_hashv~0#1; 9145#L722-268 goto; 9146#L715-3 call main_#t~mem3#1 := read~int#3(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post4#1 := main_#t~mem3#1;call write~int#3(1 + main_#t~post4#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem3#1;havoc main_#t~post4#1; 9264#L715-4 [2023-11-26 10:46:05,522 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:46:05,522 INFO L85 PathProgramCache]: Analyzing trace with hash 2115, now seen corresponding path program 11 times [2023-11-26 10:46:05,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:46:05,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [91745010] [2023-11-26 10:46:05,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:46:05,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:46:05,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:46:05,538 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 10:46:05,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:46:05,557 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 10:46:05,558 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:46:05,558 INFO L85 PathProgramCache]: Analyzing trace with hash -489240934, now seen corresponding path program 1 times [2023-11-26 10:46:05,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:46:05,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2079151320] [2023-11-26 10:46:05,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:46:05,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:46:05,602 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:46:05,602 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1308539109] [2023-11-26 10:46:05,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:46:05,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:46:05,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d428d95f-81cb-463f-b379-d7d73137b939/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:46:05,607 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d428d95f-81cb-463f-b379-d7d73137b939/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:46:05,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d428d95f-81cb-463f-b379-d7d73137b939/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-11-26 10:46:06,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:46:06,215 INFO L262 TraceCheckSpWp]: Trace formula consists of 509 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-26 10:46:06,218 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:46:18,532 WARN L293 SmtUtils]: Spent 12.02s on a formula simplification that was a NOOP. DAG size: 18 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-26 10:46:30,932 WARN L293 SmtUtils]: Spent 12.01s on a formula simplification that was a NOOP. DAG size: 18 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-26 10:46:42,958 WARN L293 SmtUtils]: Spent 12.03s on a formula simplification that was a NOOP. DAG size: 12 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)