./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28a84842-21b0-4635-b90c-a06f1f5748cf/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28a84842-21b0-4635-b90c-a06f1f5748cf/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28a84842-21b0-4635-b90c-a06f1f5748cf/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28a84842-21b0-4635-b90c-a06f1f5748cf/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28a84842-21b0-4635-b90c-a06f1f5748cf/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28a84842-21b0-4635-b90c-a06f1f5748cf/bin/uautomizer-verify-uTZkv6EMXl --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a2f43006c9a8080eee594d7c3e874c7ea5bb3a923f26b30531e1d07ef5cff7d9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:12:53,838 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:12:53,925 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28a84842-21b0-4635-b90c-a06f1f5748cf/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-12 02:12:53,931 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:12:53,931 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:12:53,956 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:12:53,957 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:12:53,957 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:12:53,958 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:12:53,959 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:12:53,960 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:12:53,960 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-12 02:12:53,961 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-12 02:12:53,962 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-12 02:12:53,962 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-12 02:12:53,963 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-12 02:12:53,963 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-12 02:12:53,964 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:12:53,964 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-12 02:12:53,965 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 02:12:53,965 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:12:53,966 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 02:12:53,966 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:12:53,967 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-12 02:12:53,967 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-12 02:12:53,968 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-12 02:12:53,968 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 02:12:53,968 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 02:12:53,969 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:12:53,969 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-12 02:12:53,970 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:12:53,970 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:12:53,971 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:12:53,971 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:12:53,972 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:12:53,973 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-12 02:12:53,973 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_28a84842-21b0-4635-b90c-a06f1f5748cf/bin/uautomizer-verify-uTZkv6EMXl/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28a84842-21b0-4635-b90c-a06f1f5748cf/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a2f43006c9a8080eee594d7c3e874c7ea5bb3a923f26b30531e1d07ef5cff7d9 [2023-11-12 02:12:54,239 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:12:54,278 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:12:54,281 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:12:54,283 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:12:54,284 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:12:54,286 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28a84842-21b0-4635-b90c-a06f1f5748cf/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-1.i [2023-11-12 02:12:57,572 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:12:57,959 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:12:57,961 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28a84842-21b0-4635-b90c-a06f1f5748cf/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-1.i [2023-11-12 02:12:57,984 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28a84842-21b0-4635-b90c-a06f1f5748cf/bin/uautomizer-verify-uTZkv6EMXl/data/c35fa29bf/9785ab14876346a382357e1c16a66097/FLAG80f988bc0 [2023-11-12 02:12:58,004 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28a84842-21b0-4635-b90c-a06f1f5748cf/bin/uautomizer-verify-uTZkv6EMXl/data/c35fa29bf/9785ab14876346a382357e1c16a66097 [2023-11-12 02:12:58,008 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:12:58,010 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:12:58,011 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:12:58,012 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:12:58,018 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:12:58,020 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:12:58" (1/1) ... [2023-11-12 02:12:58,021 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b9bc2d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:58, skipping insertion in model container [2023-11-12 02:12:58,021 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:12:58" (1/1) ... [2023-11-12 02:12:58,121 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:12:58,705 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:12:58,721 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:12:58,857 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:12:58,916 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:12:58,916 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:58 WrapperNode [2023-11-12 02:12:58,917 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:12:58,918 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:12:58,919 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:12:58,919 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:12:58,927 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:58" (1/1) ... [2023-11-12 02:12:58,977 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:58" (1/1) ... [2023-11-12 02:12:59,084 INFO L138 Inliner]: procedures = 177, calls = 187, calls flagged for inlining = 14, calls inlined = 23, statements flattened = 851 [2023-11-12 02:12:59,092 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:12:59,098 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:12:59,098 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:12:59,098 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:12:59,108 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:58" (1/1) ... [2023-11-12 02:12:59,108 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:58" (1/1) ... [2023-11-12 02:12:59,118 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:58" (1/1) ... [2023-11-12 02:12:59,118 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:58" (1/1) ... [2023-11-12 02:12:59,154 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:58" (1/1) ... [2023-11-12 02:12:59,165 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:58" (1/1) ... [2023-11-12 02:12:59,171 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:58" (1/1) ... [2023-11-12 02:12:59,176 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:58" (1/1) ... [2023-11-12 02:12:59,185 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:12:59,186 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:12:59,186 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:12:59,187 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:12:59,187 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:58" (1/1) ... [2023-11-12 02:12:59,194 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:12:59,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28a84842-21b0-4635-b90c-a06f1f5748cf/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:12:59,233 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28a84842-21b0-4635-b90c-a06f1f5748cf/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:12:59,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28a84842-21b0-4635-b90c-a06f1f5748cf/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-12 02:12:59,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 02:12:59,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 02:12:59,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-12 02:12:59,269 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-12 02:12:59,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 02:12:59,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:12:59,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 02:12:59,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 02:12:59,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 02:12:59,271 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 02:12:59,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 02:12:59,272 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:12:59,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:12:59,451 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:12:59,453 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:12:59,457 WARN L817 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-12 02:13:00,945 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:13:00,962 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:13:00,963 INFO L302 CfgBuilder]: Removed 31 assume(true) statements. [2023-11-12 02:13:00,967 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:13:00 BoogieIcfgContainer [2023-11-12 02:13:00,967 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:13:00,968 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-12 02:13:00,968 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-12 02:13:00,972 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-12 02:13:00,973 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-12 02:13:00,973 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 12.11 02:12:58" (1/3) ... [2023-11-12 02:13:00,974 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@391ab9a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.11 02:13:00, skipping insertion in model container [2023-11-12 02:13:00,975 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-12 02:13:00,975 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:58" (2/3) ... [2023-11-12 02:13:00,975 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@391ab9a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.11 02:13:00, skipping insertion in model container [2023-11-12 02:13:00,975 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-12 02:13:00,975 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:13:00" (3/3) ... [2023-11-12 02:13:00,977 INFO L332 chiAutomizerObserver]: Analyzing ICFG uthash_BER_test1-1.i [2023-11-12 02:13:01,070 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-12 02:13:01,071 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-12 02:13:01,071 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-12 02:13:01,071 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-12 02:13:01,071 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-12 02:13:01,071 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-12 02:13:01,071 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-12 02:13:01,072 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-12 02:13:01,078 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 238 states, 233 states have (on average 1.6523605150214593) internal successors, (385), 233 states have internal predecessors, (385), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-12 02:13:01,117 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 227 [2023-11-12 02:13:01,118 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:13:01,118 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:13:01,124 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-12 02:13:01,125 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2023-11-12 02:13:01,125 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-12 02:13:01,129 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 238 states, 233 states have (on average 1.6523605150214593) internal successors, (385), 233 states have internal predecessors, (385), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-12 02:13:01,143 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 227 [2023-11-12 02:13:01,150 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:13:01,150 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:13:01,150 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-12 02:13:01,151 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2023-11-12 02:13:01,160 INFO L748 eck$LassoCheckResult]: Stem: 162#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);~count_int_int~0 := 0; 170#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem8#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~switch28#1, main_#t~mem29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~malloc49#1.base, main_#t~malloc49#1.offset, main_#t~mem50#1.base, main_#t~mem50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~memset~res52#1.base, main_#t~memset~res52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1.base, main_#t~mem57#1.offset, main_#t~malloc58#1.base, main_#t~malloc58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1.base, main_#t~mem63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~memset~res65#1.base, main_#t~memset~res65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~post76#1, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~nondet79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1, main_#t~post83#1, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem88#1, main_#t~mem87#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1, main_#t~short91#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~malloc94#1.base, main_#t~malloc94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~memset~res99#1.base, main_#t~memset~res99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem104#1, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~nondet105#1, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem109#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~nondet110#1, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1.base, main_#t~mem117#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem121#1, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~nondet122#1, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1, main_#t~pre125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~post130#1, main_#t~mem134#1, main_#t~mem132#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem133#1, main_#t~mem135#1, main_#t~post136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~post112#1, main_#t~mem113#1.base, main_#t~mem113#1.offset, main_#t~mem114#1, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~post146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem153#1, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1, main_#t~ite156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem159#1.base, main_#t~mem159#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~post5#1, main_#t~mem161#1, main_#t~mem162#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;havoc main_~i~0#1;havoc main_~user~0#1.base, main_~user~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;main_~i~0#1 := 0; 97#L750-3true [2023-11-12 02:13:01,161 INFO L750 eck$LassoCheckResult]: Loop: 97#L750-3true assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 60#L752true assume main_~user~0#1.base == 0 && main_~user~0#1.offset == 0;assume false; 61#L752-2true call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); 135#L757-269true assume !true; 179#L750-2true main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 97#L750-3true [2023-11-12 02:13:01,168 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:13:01,168 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 1 times [2023-11-12 02:13:01,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:13:01,182 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1686379412] [2023-11-12 02:13:01,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:13:01,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:13:01,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:13:01,296 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:13:01,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:13:01,368 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:13:01,371 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:13:01,371 INFO L85 PathProgramCache]: Analyzing trace with hash 46879672, now seen corresponding path program 1 times [2023-11-12 02:13:01,371 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:13:01,372 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1115209345] [2023-11-12 02:13:01,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:13:01,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:13:01,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:13:01,428 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:13:01,429 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1115209345] [2023-11-12 02:13:01,429 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-12 02:13:01,430 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1685762136] [2023-11-12 02:13:01,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:13:01,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:13:01,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28a84842-21b0-4635-b90c-a06f1f5748cf/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:01,443 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28a84842-21b0-4635-b90c-a06f1f5748cf/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:13:01,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28a84842-21b0-4635-b90c-a06f1f5748cf/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 02:13:01,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:13:01,576 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 02:13:01,577 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:13:01,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:13:01,601 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:13:01,602 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1685762136] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:13:01,602 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:13:01,602 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 02:13:01,603 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [439919635] [2023-11-12 02:13:01,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:13:01,608 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-12 02:13:01,609 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:13:01,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 02:13:01,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 02:13:01,672 INFO L87 Difference]: Start difference. First operand has 238 states, 233 states have (on average 1.6523605150214593) internal successors, (385), 233 states have internal predecessors, (385), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:13:01,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:13:01,714 INFO L93 Difference]: Finished difference Result 228 states and 326 transitions. [2023-11-12 02:13:01,716 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 228 states and 326 transitions. [2023-11-12 02:13:01,733 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 207 [2023-11-12 02:13:01,747 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 228 states to 214 states and 312 transitions. [2023-11-12 02:13:01,748 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 214 [2023-11-12 02:13:01,752 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 214 [2023-11-12 02:13:01,753 INFO L73 IsDeterministic]: Start isDeterministic. Operand 214 states and 312 transitions. [2023-11-12 02:13:01,757 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-12 02:13:01,758 INFO L218 hiAutomatonCegarLoop]: Abstraction has 214 states and 312 transitions. [2023-11-12 02:13:01,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214 states and 312 transitions. [2023-11-12 02:13:01,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 214. [2023-11-12 02:13:01,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 214 states, 210 states have (on average 1.457142857142857) internal successors, (306), 209 states have internal predecessors, (306), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-12 02:13:01,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 312 transitions. [2023-11-12 02:13:01,802 INFO L240 hiAutomatonCegarLoop]: Abstraction has 214 states and 312 transitions. [2023-11-12 02:13:01,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 02:13:01,809 INFO L428 stractBuchiCegarLoop]: Abstraction has 214 states and 312 transitions. [2023-11-12 02:13:01,809 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-12 02:13:01,809 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 214 states and 312 transitions. [2023-11-12 02:13:01,813 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 207 [2023-11-12 02:13:01,813 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:13:01,814 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:13:01,817 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-12 02:13:01,817 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:13:01,818 INFO L748 eck$LassoCheckResult]: Stem: 682#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);~count_int_int~0 := 0; 683#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem8#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~switch28#1, main_#t~mem29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~malloc49#1.base, main_#t~malloc49#1.offset, main_#t~mem50#1.base, main_#t~mem50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~memset~res52#1.base, main_#t~memset~res52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1.base, main_#t~mem57#1.offset, main_#t~malloc58#1.base, main_#t~malloc58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1.base, main_#t~mem63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~memset~res65#1.base, main_#t~memset~res65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~post76#1, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~nondet79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1, main_#t~post83#1, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem88#1, main_#t~mem87#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1, main_#t~short91#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~malloc94#1.base, main_#t~malloc94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~memset~res99#1.base, main_#t~memset~res99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem104#1, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~nondet105#1, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem109#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~nondet110#1, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1.base, main_#t~mem117#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem121#1, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~nondet122#1, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1, main_#t~pre125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~post130#1, main_#t~mem134#1, main_#t~mem132#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem133#1, main_#t~mem135#1, main_#t~post136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~post112#1, main_#t~mem113#1.base, main_#t~mem113#1.offset, main_#t~mem114#1, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~post146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem153#1, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1, main_#t~ite156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem159#1.base, main_#t~mem159#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~post5#1, main_#t~mem161#1, main_#t~mem162#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;havoc main_~i~0#1;havoc main_~user~0#1.base, main_~user~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;main_~i~0#1 := 0; 630#L750-3 [2023-11-12 02:13:01,826 INFO L750 eck$LassoCheckResult]: Loop: 630#L750-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 587#L752 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 588#L752-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); 589#L757-269 havoc main_~_ha_hashv~0#1; 662#L757-176 goto; 640#L757-174 havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; 569#L757-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 570#L757-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch28#1 := 11 == main_~_hj_k~0#1; 684#L757-73 assume main_#t~switch28#1;call main_#t~mem29#1 := read~int(main_~_hj_key~0#1.base, 10 + main_~_hj_key~0#1.offset, 1);main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 + 16777216 * (main_#t~mem29#1 % 256 % 4294967296);havoc main_#t~mem29#1; 680#L757-75 main_#t~switch28#1 := main_#t~switch28#1 || 10 == main_~_hj_k~0#1; 653#L757-76 assume main_#t~switch28#1;call main_#t~mem30#1 := read~int(main_~_hj_key~0#1.base, 9 + main_~_hj_key~0#1.offset, 1);main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 + 65536 * (main_#t~mem30#1 % 256 % 4294967296);havoc main_#t~mem30#1; 654#L757-78 main_#t~switch28#1 := main_#t~switch28#1 || 9 == main_~_hj_k~0#1; 693#L757-79 assume main_#t~switch28#1;call main_#t~mem31#1 := read~int(main_~_hj_key~0#1.base, 8 + main_~_hj_key~0#1.offset, 1);main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 + 256 * (main_#t~mem31#1 % 256 % 4294967296);havoc main_#t~mem31#1; 567#L757-81 main_#t~switch28#1 := main_#t~switch28#1 || 8 == main_~_hj_k~0#1; 568#L757-82 assume main_#t~switch28#1;call main_#t~mem32#1 := read~int(main_~_hj_key~0#1.base, 7 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + 16777216 * (main_#t~mem32#1 % 256 % 4294967296);havoc main_#t~mem32#1; 667#L757-84 main_#t~switch28#1 := main_#t~switch28#1 || 7 == main_~_hj_k~0#1; 579#L757-85 assume main_#t~switch28#1;call main_#t~mem33#1 := read~int(main_~_hj_key~0#1.base, 6 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + 65536 * (main_#t~mem33#1 % 256 % 4294967296);havoc main_#t~mem33#1; 536#L757-87 main_#t~switch28#1 := main_#t~switch28#1 || 6 == main_~_hj_k~0#1; 537#L757-88 assume !main_#t~switch28#1; 674#L757-90 main_#t~switch28#1 := main_#t~switch28#1 || 5 == main_~_hj_k~0#1; 675#L757-91 assume main_#t~switch28#1;call main_#t~mem35#1 := read~int(main_~_hj_key~0#1.base, 4 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + (if main_#t~mem35#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem35#1 % 256 % 4294967296 else main_#t~mem35#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem35#1; 691#L757-93 main_#t~switch28#1 := main_#t~switch28#1 || 4 == main_~_hj_k~0#1; 548#L757-94 assume main_#t~switch28#1;call main_#t~mem36#1 := read~int(main_~_hj_key~0#1.base, 3 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 16777216 * (main_#t~mem36#1 % 256 % 4294967296);havoc main_#t~mem36#1; 549#L757-96 main_#t~switch28#1 := main_#t~switch28#1 || 3 == main_~_hj_k~0#1; 686#L757-97 assume main_#t~switch28#1;call main_#t~mem37#1 := read~int(main_~_hj_key~0#1.base, 2 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 65536 * (main_#t~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 687#L757-99 main_#t~switch28#1 := main_#t~switch28#1 || 2 == main_~_hj_k~0#1; 690#L757-100 assume main_#t~switch28#1;call main_#t~mem38#1 := read~int(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 500#L757-102 main_#t~switch28#1 := main_#t~switch28#1 || 1 == main_~_hj_k~0#1; 501#L757-103 assume main_#t~switch28#1;call main_#t~mem39#1 := read~int(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + (if main_#t~mem39#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem39#1 % 256 % 4294967296 else main_#t~mem39#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem39#1; 652#L757-105 havoc main_#t~switch28#1; 677#L757-171 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 606#L757-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet40#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 534#L757-113 main_~_hj_i~0#1 := main_#t~nondet40#1;havoc main_#t~nondet40#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 535#L757-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet41#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 613#L757-120 main_~_hj_j~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 524#L757-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet42#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 526#L757-127 main_~_ha_hashv~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 576#L757-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 598#L757-134 main_~_hj_i~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 618#L757-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet44#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 531#L757-141 main_~_hj_j~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 532#L757-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet45#1 := main_~_hj_j~0#1 % 4294967296 / 32; 583#L757-148 main_~_ha_hashv~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 584#L757-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 566#L757-155 main_~_hj_i~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 626#L757-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 627#L757-162 main_~_hj_j~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 632#L757-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 601#L757-169 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#1; 520#L757-170 goto; 521#L757-172 havoc main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset; 543#L757-173 goto; 546#L757-175 goto; 547#L757-266 call write~int(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_~user~0#1.base, 28 + main_~user~0#1.offset, 4);call write~int(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 608#L757-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem66#1.base, main_#t~mem66#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem66#1.base, main_#t~mem66#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem66#1.base, main_#t~mem66#1.offset; 610#L757-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_#t~mem67#1.base, 16 + main_#t~mem67#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem70#1 := read~int(main_#t~mem69#1.base, 20 + main_#t~mem69#1.offset, 4);call write~$Pointer$(main_#t~mem68#1.base, main_#t~mem68#1.offset - main_#t~mem70#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset;havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1;call main_#t~mem71#1.base, main_#t~mem71#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_#t~mem71#1.base, 16 + main_#t~mem71#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem72#1.base, 8 + main_#t~mem72#1.offset, 4);havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem73#1.base, 16 + main_#t~mem73#1.offset, 4);havoc main_#t~mem73#1.base, main_#t~mem73#1.offset; 599#L757-193 goto; 554#L757-264 havoc main_~_ha_bkt~0#1;call main_#t~mem74#1.base, main_#t~mem74#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem75#1 := read~int(main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);main_#t~post76#1 := main_#t~mem75#1;call write~int(1 + main_#t~post76#1, main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1;havoc main_#t~post76#1; 555#L757-203 call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem78#1 := read~int(main_#t~mem77#1.base, 4 + main_#t~mem77#1.offset, 4); 512#L757-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem78#1 - 1) % 4294967296;main_#t~nondet79#1 := 0; 513#L757-201 main_~_ha_bkt~0#1 := main_#t~nondet79#1;havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~nondet79#1; 558#L757-202 goto; 572#L757-261 call main_#t~mem80#1.base, main_#t~mem80#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_#t~mem80#1.base, main_#t~mem80#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem81#1.base, main_#t~mem81#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1.base, main_#t~mem81#1.offset;call main_#t~mem82#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post83#1 := main_#t~mem82#1;call write~int(1 + main_#t~post83#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem82#1;havoc main_#t~post83#1;call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem84#1.base, main_#t~mem84#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 695#L757-205 assume main_#t~mem85#1.base != 0 || main_#t~mem85#1.offset != 0;havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem86#1.base, 12 + main_#t~mem86#1.offset, 4);havoc main_#t~mem86#1.base, main_#t~mem86#1.offset; 629#L757-207 call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem88#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem87#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short91#1 := main_#t~mem88#1 % 4294967296 >= 10 * (1 + main_#t~mem87#1) % 4294967296; 541#L757-208 assume main_#t~short91#1;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem90#1 := read~int(main_#t~mem89#1.base, 36 + main_#t~mem89#1.offset, 4);main_#t~short91#1 := 0 == main_#t~mem90#1 % 4294967296; 542#L757-210 assume !main_#t~short91#1;havoc main_#t~mem88#1;havoc main_#t~mem87#1;havoc main_#t~mem89#1.base, main_#t~mem89#1.offset;havoc main_#t~mem90#1;havoc main_#t~short91#1; 556#L757-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 625#L757-260 goto; 655#L757-262 havoc main_~_ha_bkt~0#1; 656#L757-263 goto; 645#L757-265 goto; 552#L757-267 havoc main_~_ha_hashv~0#1; 553#L757-268 goto; 639#L750-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 630#L750-3 [2023-11-12 02:13:01,827 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:13:01,828 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 2 times [2023-11-12 02:13:01,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:13:01,828 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1103465219] [2023-11-12 02:13:01,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:13:01,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:13:01,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:13:01,845 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:13:01,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:13:01,869 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:13:01,870 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:13:01,870 INFO L85 PathProgramCache]: Analyzing trace with hash 1755429761, now seen corresponding path program 1 times [2023-11-12 02:13:01,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:13:01,871 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1659371232] [2023-11-12 02:13:01,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:13:01,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:13:01,953 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:13:01,954 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1276424347] [2023-11-12 02:13:01,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:13:01,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:13:01,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28a84842-21b0-4635-b90c-a06f1f5748cf/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:01,978 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28a84842-21b0-4635-b90c-a06f1f5748cf/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:13:01,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28a84842-21b0-4635-b90c-a06f1f5748cf/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-12 02:13:02,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:13:02,252 INFO L262 TraceCheckSpWp]: Trace formula consists of 521 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 02:13:02,256 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:13:02,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:13:02,297 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:13:02,297 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:13:02,298 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1659371232] [2023-11-12 02:13:02,298 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-12 02:13:02,298 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1276424347] [2023-11-12 02:13:02,298 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1276424347] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:13:02,298 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:13:02,299 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 02:13:02,299 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229446420] [2023-11-12 02:13:02,299 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:13:02,300 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-12 02:13:02,300 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:13:02,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 02:13:02,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:13:02,301 INFO L87 Difference]: Start difference. First operand 214 states and 312 transitions. cyclomatic complexity: 101 Second operand has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:13:02,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:13:02,444 INFO L93 Difference]: Finished difference Result 235 states and 333 transitions. [2023-11-12 02:13:02,444 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 235 states and 333 transitions. [2023-11-12 02:13:02,447 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 228 [2023-11-12 02:13:02,450 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 235 states to 235 states and 333 transitions. [2023-11-12 02:13:02,450 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 235 [2023-11-12 02:13:02,451 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 235 [2023-11-12 02:13:02,451 INFO L73 IsDeterministic]: Start isDeterministic. Operand 235 states and 333 transitions. [2023-11-12 02:13:02,453 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-12 02:13:02,453 INFO L218 hiAutomatonCegarLoop]: Abstraction has 235 states and 333 transitions. [2023-11-12 02:13:02,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 235 states and 333 transitions. [2023-11-12 02:13:02,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 235 to 234. [2023-11-12 02:13:02,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 234 states, 230 states have (on average 1.4173913043478261) internal successors, (326), 229 states have internal predecessors, (326), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-12 02:13:02,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 332 transitions. [2023-11-12 02:13:02,467 INFO L240 hiAutomatonCegarLoop]: Abstraction has 234 states and 332 transitions. [2023-11-12 02:13:02,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 02:13:02,468 INFO L428 stractBuchiCegarLoop]: Abstraction has 234 states and 332 transitions. [2023-11-12 02:13:02,468 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-12 02:13:02,468 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 234 states and 332 transitions. [2023-11-12 02:13:02,470 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 227 [2023-11-12 02:13:02,470 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:13:02,470 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:13:02,472 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-12 02:13:02,472 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:13:02,473 INFO L748 eck$LassoCheckResult]: Stem: 1361#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);~count_int_int~0 := 0; 1362#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem8#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~switch28#1, main_#t~mem29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~malloc49#1.base, main_#t~malloc49#1.offset, main_#t~mem50#1.base, main_#t~mem50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~memset~res52#1.base, main_#t~memset~res52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1.base, main_#t~mem57#1.offset, main_#t~malloc58#1.base, main_#t~malloc58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1.base, main_#t~mem63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~memset~res65#1.base, main_#t~memset~res65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~post76#1, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~nondet79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1, main_#t~post83#1, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem88#1, main_#t~mem87#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1, main_#t~short91#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~malloc94#1.base, main_#t~malloc94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~memset~res99#1.base, main_#t~memset~res99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem104#1, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~nondet105#1, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem109#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~nondet110#1, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1.base, main_#t~mem117#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem121#1, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~nondet122#1, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1, main_#t~pre125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~post130#1, main_#t~mem134#1, main_#t~mem132#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem133#1, main_#t~mem135#1, main_#t~post136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~post112#1, main_#t~mem113#1.base, main_#t~mem113#1.offset, main_#t~mem114#1, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~post146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem153#1, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1, main_#t~ite156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem159#1.base, main_#t~mem159#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~post5#1, main_#t~mem161#1, main_#t~mem162#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;havoc main_~i~0#1;havoc main_~user~0#1.base, main_~user~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;main_~i~0#1 := 0; 1308#L750-3 [2023-11-12 02:13:02,473 INFO L750 eck$LassoCheckResult]: Loop: 1308#L750-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 1264#L752 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 1265#L752-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); 1266#L757-269 havoc main_~_ha_hashv~0#1; 1340#L757-176 goto; 1317#L757-174 havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; 1247#L757-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 1248#L757-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch28#1 := 11 == main_~_hj_k~0#1; 1363#L757-73 assume main_#t~switch28#1;call main_#t~mem29#1 := read~int(main_~_hj_key~0#1.base, 10 + main_~_hj_key~0#1.offset, 1);main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 + 16777216 * (main_#t~mem29#1 % 256 % 4294967296);havoc main_#t~mem29#1; 1360#L757-75 main_#t~switch28#1 := main_#t~switch28#1 || 10 == main_~_hj_k~0#1; 1331#L757-76 assume main_#t~switch28#1;call main_#t~mem30#1 := read~int(main_~_hj_key~0#1.base, 9 + main_~_hj_key~0#1.offset, 1);main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 + 65536 * (main_#t~mem30#1 % 256 % 4294967296);havoc main_#t~mem30#1; 1332#L757-78 main_#t~switch28#1 := main_#t~switch28#1 || 9 == main_~_hj_k~0#1; 1375#L757-79 assume main_#t~switch28#1;call main_#t~mem31#1 := read~int(main_~_hj_key~0#1.base, 8 + main_~_hj_key~0#1.offset, 1);main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 + 256 * (main_#t~mem31#1 % 256 % 4294967296);havoc main_#t~mem31#1; 1376#L757-81 main_#t~switch28#1 := main_#t~switch28#1 || 8 == main_~_hj_k~0#1; 1384#L757-82 assume main_#t~switch28#1;call main_#t~mem32#1 := read~int(main_~_hj_key~0#1.base, 7 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + 16777216 * (main_#t~mem32#1 % 256 % 4294967296);havoc main_#t~mem32#1; 1385#L757-84 main_#t~switch28#1 := main_#t~switch28#1 || 7 == main_~_hj_k~0#1; 1257#L757-85 assume main_#t~switch28#1;call main_#t~mem33#1 := read~int(main_~_hj_key~0#1.base, 6 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + 65536 * (main_#t~mem33#1 % 256 % 4294967296);havoc main_#t~mem33#1; 1213#L757-87 main_#t~switch28#1 := main_#t~switch28#1 || 6 == main_~_hj_k~0#1; 1214#L757-88 assume main_#t~switch28#1;call main_#t~mem34#1 := read~int(main_~_hj_key~0#1.base, 5 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + 256 * (main_#t~mem34#1 % 256 % 4294967296);havoc main_#t~mem34#1; 1377#L757-90 main_#t~switch28#1 := main_#t~switch28#1 || 5 == main_~_hj_k~0#1; 1381#L757-91 assume main_#t~switch28#1;call main_#t~mem35#1 := read~int(main_~_hj_key~0#1.base, 4 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + (if main_#t~mem35#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem35#1 % 256 % 4294967296 else main_#t~mem35#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem35#1; 1382#L757-93 main_#t~switch28#1 := main_#t~switch28#1 || 4 == main_~_hj_k~0#1; 1225#L757-94 assume main_#t~switch28#1;call main_#t~mem36#1 := read~int(main_~_hj_key~0#1.base, 3 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 16777216 * (main_#t~mem36#1 % 256 % 4294967296);havoc main_#t~mem36#1; 1226#L757-96 main_#t~switch28#1 := main_#t~switch28#1 || 3 == main_~_hj_k~0#1; 1365#L757-97 assume main_#t~switch28#1;call main_#t~mem37#1 := read~int(main_~_hj_key~0#1.base, 2 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 65536 * (main_#t~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 1366#L757-99 main_#t~switch28#1 := main_#t~switch28#1 || 2 == main_~_hj_k~0#1; 1369#L757-100 assume main_#t~switch28#1;call main_#t~mem38#1 := read~int(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 1370#L757-102 main_#t~switch28#1 := main_#t~switch28#1 || 1 == main_~_hj_k~0#1; 1329#L757-103 assume main_#t~switch28#1;call main_#t~mem39#1 := read~int(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + (if main_#t~mem39#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem39#1 % 256 % 4294967296 else main_#t~mem39#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem39#1; 1330#L757-105 havoc main_#t~switch28#1; 1355#L757-171 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 1283#L757-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet40#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 1211#L757-113 main_~_hj_i~0#1 := main_#t~nondet40#1;havoc main_#t~nondet40#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 1212#L757-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet41#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 1290#L757-120 main_~_hj_j~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 1201#L757-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet42#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 1203#L757-127 main_~_ha_hashv~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 1253#L757-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 1273#L757-134 main_~_hj_i~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 1295#L757-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet44#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 1208#L757-141 main_~_hj_j~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 1209#L757-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet45#1 := main_~_hj_j~0#1 % 4294967296 / 32; 1258#L757-148 main_~_ha_hashv~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 1259#L757-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 1243#L757-155 main_~_hj_i~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 1303#L757-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 1304#L757-162 main_~_hj_j~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 1309#L757-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 1278#L757-169 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#1; 1197#L757-170 goto; 1198#L757-172 havoc main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset; 1220#L757-173 goto; 1223#L757-175 goto; 1224#L757-266 call write~int(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_~user~0#1.base, 28 + main_~user~0#1.offset, 4);call write~int(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 1285#L757-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem66#1.base, main_#t~mem66#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem66#1.base, main_#t~mem66#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem66#1.base, main_#t~mem66#1.offset; 1287#L757-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_#t~mem67#1.base, 16 + main_#t~mem67#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem70#1 := read~int(main_#t~mem69#1.base, 20 + main_#t~mem69#1.offset, 4);call write~$Pointer$(main_#t~mem68#1.base, main_#t~mem68#1.offset - main_#t~mem70#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset;havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1;call main_#t~mem71#1.base, main_#t~mem71#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_#t~mem71#1.base, 16 + main_#t~mem71#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem72#1.base, 8 + main_#t~mem72#1.offset, 4);havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem73#1.base, 16 + main_#t~mem73#1.offset, 4);havoc main_#t~mem73#1.base, main_#t~mem73#1.offset; 1276#L757-193 goto; 1231#L757-264 havoc main_~_ha_bkt~0#1;call main_#t~mem74#1.base, main_#t~mem74#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem75#1 := read~int(main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);main_#t~post76#1 := main_#t~mem75#1;call write~int(1 + main_#t~post76#1, main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1;havoc main_#t~post76#1; 1232#L757-203 call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem78#1 := read~int(main_#t~mem77#1.base, 4 + main_#t~mem77#1.offset, 4); 1189#L757-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem78#1 - 1) % 4294967296;main_#t~nondet79#1 := 0; 1190#L757-201 main_~_ha_bkt~0#1 := main_#t~nondet79#1;havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~nondet79#1; 1235#L757-202 goto; 1246#L757-261 call main_#t~mem80#1.base, main_#t~mem80#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_#t~mem80#1.base, main_#t~mem80#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem81#1.base, main_#t~mem81#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1.base, main_#t~mem81#1.offset;call main_#t~mem82#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post83#1 := main_#t~mem82#1;call write~int(1 + main_#t~post83#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem82#1;havoc main_#t~post83#1;call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem84#1.base, main_#t~mem84#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 1378#L757-205 assume main_#t~mem85#1.base != 0 || main_#t~mem85#1.offset != 0;havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem86#1.base, 12 + main_#t~mem86#1.offset, 4);havoc main_#t~mem86#1.base, main_#t~mem86#1.offset; 1306#L757-207 call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem88#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem87#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short91#1 := main_#t~mem88#1 % 4294967296 >= 10 * (1 + main_#t~mem87#1) % 4294967296; 1218#L757-208 assume main_#t~short91#1;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem90#1 := read~int(main_#t~mem89#1.base, 36 + main_#t~mem89#1.offset, 4);main_#t~short91#1 := 0 == main_#t~mem90#1 % 4294967296; 1219#L757-210 assume !main_#t~short91#1;havoc main_#t~mem88#1;havoc main_#t~mem87#1;havoc main_#t~mem89#1.base, main_#t~mem89#1.offset;havoc main_#t~mem90#1;havoc main_#t~short91#1; 1233#L757-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 1302#L757-260 goto; 1333#L757-262 havoc main_~_ha_bkt~0#1; 1334#L757-263 goto; 1322#L757-265 goto; 1229#L757-267 havoc main_~_ha_hashv~0#1; 1230#L757-268 goto; 1316#L750-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1308#L750-3 [2023-11-12 02:13:02,473 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:13:02,474 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 3 times [2023-11-12 02:13:02,474 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:13:02,474 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1867751591] [2023-11-12 02:13:02,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:13:02,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:13:02,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:13:02,484 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:13:02,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:13:02,495 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:13:02,495 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:13:02,496 INFO L85 PathProgramCache]: Analyzing trace with hash 494512511, now seen corresponding path program 1 times [2023-11-12 02:13:02,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:13:02,496 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1711687722] [2023-11-12 02:13:02,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:13:02,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:13:02,557 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:13:02,557 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [738186618] [2023-11-12 02:13:02,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:13:02,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:13:02,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28a84842-21b0-4635-b90c-a06f1f5748cf/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:02,563 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28a84842-21b0-4635-b90c-a06f1f5748cf/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:13:02,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28a84842-21b0-4635-b90c-a06f1f5748cf/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-12 02:13:02,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:13:02,868 INFO L262 TraceCheckSpWp]: Trace formula consists of 527 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 02:13:02,873 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:13:02,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:13:02,913 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:13:02,914 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:13:02,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1711687722] [2023-11-12 02:13:02,914 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-12 02:13:02,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [738186618] [2023-11-12 02:13:02,915 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [738186618] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:13:02,915 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:13:02,915 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-12 02:13:02,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1361434787] [2023-11-12 02:13:02,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:13:02,916 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-12 02:13:02,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:13:02,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 02:13:02,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 02:13:02,917 INFO L87 Difference]: Start difference. First operand 234 states and 332 transitions. cyclomatic complexity: 101 Second operand has 4 states, 4 states have (on average 18.75) internal successors, (75), 4 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:13:03,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:13:03,027 INFO L93 Difference]: Finished difference Result 221 states and 312 transitions. [2023-11-12 02:13:03,028 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 221 states and 312 transitions. [2023-11-12 02:13:03,030 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 214 [2023-11-12 02:13:03,033 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 221 states to 221 states and 312 transitions. [2023-11-12 02:13:03,033 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 221 [2023-11-12 02:13:03,034 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 221 [2023-11-12 02:13:03,034 INFO L73 IsDeterministic]: Start isDeterministic. Operand 221 states and 312 transitions. [2023-11-12 02:13:03,037 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-12 02:13:03,038 INFO L218 hiAutomatonCegarLoop]: Abstraction has 221 states and 312 transitions. [2023-11-12 02:13:03,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states and 312 transitions. [2023-11-12 02:13:03,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 220. [2023-11-12 02:13:03,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 220 states, 216 states have (on average 1.412037037037037) internal successors, (305), 215 states have internal predecessors, (305), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-12 02:13:03,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 311 transitions. [2023-11-12 02:13:03,065 INFO L240 hiAutomatonCegarLoop]: Abstraction has 220 states and 311 transitions. [2023-11-12 02:13:03,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 02:13:03,067 INFO L428 stractBuchiCegarLoop]: Abstraction has 220 states and 311 transitions. [2023-11-12 02:13:03,068 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-11-12 02:13:03,069 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 220 states and 311 transitions. [2023-11-12 02:13:03,070 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 213 [2023-11-12 02:13:03,070 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:13:03,071 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:13:03,072 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-12 02:13:03,072 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:13:03,072 INFO L748 eck$LassoCheckResult]: Stem: 2047#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);~count_int_int~0 := 0; 2048#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem8#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~switch28#1, main_#t~mem29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~malloc49#1.base, main_#t~malloc49#1.offset, main_#t~mem50#1.base, main_#t~mem50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~memset~res52#1.base, main_#t~memset~res52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1.base, main_#t~mem57#1.offset, main_#t~malloc58#1.base, main_#t~malloc58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1.base, main_#t~mem63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~memset~res65#1.base, main_#t~memset~res65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~post76#1, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~nondet79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1, main_#t~post83#1, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem88#1, main_#t~mem87#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1, main_#t~short91#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~malloc94#1.base, main_#t~malloc94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~memset~res99#1.base, main_#t~memset~res99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem104#1, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~nondet105#1, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem109#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~nondet110#1, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1.base, main_#t~mem117#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem121#1, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~nondet122#1, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1, main_#t~pre125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~post130#1, main_#t~mem134#1, main_#t~mem132#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem133#1, main_#t~mem135#1, main_#t~post136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~post112#1, main_#t~mem113#1.base, main_#t~mem113#1.offset, main_#t~mem114#1, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~post146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem153#1, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1, main_#t~ite156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem159#1.base, main_#t~mem159#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~post5#1, main_#t~mem161#1, main_#t~mem162#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;havoc main_~i~0#1;havoc main_~user~0#1.base, main_~user~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;main_~i~0#1 := 0; 1994#L750-3 [2023-11-12 02:13:03,073 INFO L750 eck$LassoCheckResult]: Loop: 1994#L750-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 1951#L752 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 1952#L752-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); 1953#L757-269 havoc main_~_ha_hashv~0#1; 2027#L757-176 goto; 2004#L757-174 havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; 1933#L757-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 1934#L757-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch28#1 := 11 == main_~_hj_k~0#1; 2049#L757-73 assume !main_#t~switch28#1; 2045#L757-75 main_#t~switch28#1 := main_#t~switch28#1 || 10 == main_~_hj_k~0#1; 2018#L757-76 assume !main_#t~switch28#1; 2019#L757-78 main_#t~switch28#1 := main_#t~switch28#1 || 9 == main_~_hj_k~0#1; 2059#L757-79 assume !main_#t~switch28#1; 1931#L757-81 main_#t~switch28#1 := main_#t~switch28#1 || 8 == main_~_hj_k~0#1; 1932#L757-82 assume !main_#t~switch28#1; 2032#L757-84 main_#t~switch28#1 := main_#t~switch28#1 || 7 == main_~_hj_k~0#1; 1943#L757-85 assume !main_#t~switch28#1; 1899#L757-87 main_#t~switch28#1 := main_#t~switch28#1 || 6 == main_~_hj_k~0#1; 1900#L757-88 assume !main_#t~switch28#1; 2039#L757-90 main_#t~switch28#1 := main_#t~switch28#1 || 5 == main_~_hj_k~0#1; 2040#L757-91 assume !main_#t~switch28#1; 2057#L757-93 main_#t~switch28#1 := main_#t~switch28#1 || 4 == main_~_hj_k~0#1; 1911#L757-94 assume main_#t~switch28#1;call main_#t~mem36#1 := read~int(main_~_hj_key~0#1.base, 3 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 16777216 * (main_#t~mem36#1 % 256 % 4294967296);havoc main_#t~mem36#1; 1912#L757-96 main_#t~switch28#1 := main_#t~switch28#1 || 3 == main_~_hj_k~0#1; 2051#L757-97 assume main_#t~switch28#1;call main_#t~mem37#1 := read~int(main_~_hj_key~0#1.base, 2 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 65536 * (main_#t~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 2052#L757-99 main_#t~switch28#1 := main_#t~switch28#1 || 2 == main_~_hj_k~0#1; 2055#L757-100 assume main_#t~switch28#1;call main_#t~mem38#1 := read~int(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 2056#L757-102 main_#t~switch28#1 := main_#t~switch28#1 || 1 == main_~_hj_k~0#1; 2016#L757-103 assume main_#t~switch28#1;call main_#t~mem39#1 := read~int(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + (if main_#t~mem39#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem39#1 % 256 % 4294967296 else main_#t~mem39#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem39#1; 2017#L757-105 havoc main_#t~switch28#1; 2042#L757-171 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 1970#L757-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet40#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 1897#L757-113 main_~_hj_i~0#1 := main_#t~nondet40#1;havoc main_#t~nondet40#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 1898#L757-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet41#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 1977#L757-120 main_~_hj_j~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 1887#L757-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet42#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 1889#L757-127 main_~_ha_hashv~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 1940#L757-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 1962#L757-134 main_~_hj_i~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 1982#L757-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet44#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 1894#L757-141 main_~_hj_j~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 1895#L757-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet45#1 := main_~_hj_j~0#1 % 4294967296 / 32; 1947#L757-148 main_~_ha_hashv~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 1948#L757-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 1930#L757-155 main_~_hj_i~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 1990#L757-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 1991#L757-162 main_~_hj_j~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 1996#L757-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 1965#L757-169 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#1; 1883#L757-170 goto; 1884#L757-172 havoc main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset; 1906#L757-173 goto; 1909#L757-175 goto; 1910#L757-266 call write~int(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_~user~0#1.base, 28 + main_~user~0#1.offset, 4);call write~int(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 1972#L757-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem66#1.base, main_#t~mem66#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem66#1.base, main_#t~mem66#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem66#1.base, main_#t~mem66#1.offset; 1974#L757-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_#t~mem67#1.base, 16 + main_#t~mem67#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem70#1 := read~int(main_#t~mem69#1.base, 20 + main_#t~mem69#1.offset, 4);call write~$Pointer$(main_#t~mem68#1.base, main_#t~mem68#1.offset - main_#t~mem70#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset;havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1;call main_#t~mem71#1.base, main_#t~mem71#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_#t~mem71#1.base, 16 + main_#t~mem71#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem72#1.base, 8 + main_#t~mem72#1.offset, 4);havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem73#1.base, 16 + main_#t~mem73#1.offset, 4);havoc main_#t~mem73#1.base, main_#t~mem73#1.offset; 1963#L757-193 goto; 1918#L757-264 havoc main_~_ha_bkt~0#1;call main_#t~mem74#1.base, main_#t~mem74#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem75#1 := read~int(main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);main_#t~post76#1 := main_#t~mem75#1;call write~int(1 + main_#t~post76#1, main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1;havoc main_#t~post76#1; 1919#L757-203 call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem78#1 := read~int(main_#t~mem77#1.base, 4 + main_#t~mem77#1.offset, 4); 1875#L757-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem78#1 - 1) % 4294967296;main_#t~nondet79#1 := 0; 1876#L757-201 main_~_ha_bkt~0#1 := main_#t~nondet79#1;havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~nondet79#1; 1922#L757-202 goto; 1936#L757-261 call main_#t~mem80#1.base, main_#t~mem80#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_#t~mem80#1.base, main_#t~mem80#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem81#1.base, main_#t~mem81#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1.base, main_#t~mem81#1.offset;call main_#t~mem82#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post83#1 := main_#t~mem82#1;call write~int(1 + main_#t~post83#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem82#1;havoc main_#t~post83#1;call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem84#1.base, main_#t~mem84#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 2061#L757-205 assume main_#t~mem85#1.base != 0 || main_#t~mem85#1.offset != 0;havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem86#1.base, 12 + main_#t~mem86#1.offset, 4);havoc main_#t~mem86#1.base, main_#t~mem86#1.offset; 1993#L757-207 call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem88#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem87#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short91#1 := main_#t~mem88#1 % 4294967296 >= 10 * (1 + main_#t~mem87#1) % 4294967296; 1904#L757-208 assume main_#t~short91#1;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem90#1 := read~int(main_#t~mem89#1.base, 36 + main_#t~mem89#1.offset, 4);main_#t~short91#1 := 0 == main_#t~mem90#1 % 4294967296; 1905#L757-210 assume !main_#t~short91#1;havoc main_#t~mem88#1;havoc main_#t~mem87#1;havoc main_#t~mem89#1.base, main_#t~mem89#1.offset;havoc main_#t~mem90#1;havoc main_#t~short91#1; 1920#L757-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 1989#L757-260 goto; 2020#L757-262 havoc main_~_ha_bkt~0#1; 2021#L757-263 goto; 2009#L757-265 goto; 1916#L757-267 havoc main_~_ha_hashv~0#1; 1917#L757-268 goto; 2003#L750-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1994#L750-3 [2023-11-12 02:13:03,073 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:13:03,074 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 4 times [2023-11-12 02:13:03,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:13:03,074 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153027940] [2023-11-12 02:13:03,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:13:03,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:13:03,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:13:03,092 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:13:03,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:13:03,108 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:13:03,109 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:13:03,109 INFO L85 PathProgramCache]: Analyzing trace with hash -1950207859, now seen corresponding path program 1 times [2023-11-12 02:13:03,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:13:03,110 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [539057872] [2023-11-12 02:13:03,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:13:03,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:13:03,204 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:13:03,207 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [482863741] [2023-11-12 02:13:03,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:13:03,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:13:03,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28a84842-21b0-4635-b90c-a06f1f5748cf/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:03,212 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28a84842-21b0-4635-b90c-a06f1f5748cf/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:13:03,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28a84842-21b0-4635-b90c-a06f1f5748cf/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-12 02:13:03,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:13:03,561 INFO L262 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-12 02:13:03,565 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:13:03,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:13:03,711 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:13:03,712 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:13:03,712 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [539057872] [2023-11-12 02:13:03,712 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-12 02:13:03,713 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [482863741] [2023-11-12 02:13:03,713 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [482863741] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:13:03,714 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:13:03,714 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-12 02:13:03,715 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [541190490] [2023-11-12 02:13:03,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:13:03,720 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-12 02:13:03,720 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:13:03,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-12 02:13:03,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-11-12 02:13:03,721 INFO L87 Difference]: Start difference. First operand 220 states and 311 transitions. cyclomatic complexity: 94 Second operand has 8 states, 8 states have (on average 9.375) internal successors, (75), 8 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:13:04,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:13:04,485 INFO L93 Difference]: Finished difference Result 269 states and 373 transitions. [2023-11-12 02:13:04,485 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 269 states and 373 transitions. [2023-11-12 02:13:04,488 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 262 [2023-11-12 02:13:04,491 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 269 states to 269 states and 373 transitions. [2023-11-12 02:13:04,491 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 269 [2023-11-12 02:13:04,492 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 269 [2023-11-12 02:13:04,492 INFO L73 IsDeterministic]: Start isDeterministic. Operand 269 states and 373 transitions. [2023-11-12 02:13:04,492 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-12 02:13:04,493 INFO L218 hiAutomatonCegarLoop]: Abstraction has 269 states and 373 transitions. [2023-11-12 02:13:04,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 269 states and 373 transitions. [2023-11-12 02:13:04,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 269 to 260. [2023-11-12 02:13:04,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 260 states, 256 states have (on average 1.37890625) internal successors, (353), 255 states have internal predecessors, (353), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-12 02:13:04,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 359 transitions. [2023-11-12 02:13:04,503 INFO L240 hiAutomatonCegarLoop]: Abstraction has 260 states and 359 transitions. [2023-11-12 02:13:04,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-12 02:13:04,504 INFO L428 stractBuchiCegarLoop]: Abstraction has 260 states and 359 transitions. [2023-11-12 02:13:04,504 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2023-11-12 02:13:04,505 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 260 states and 359 transitions. [2023-11-12 02:13:04,506 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 253 [2023-11-12 02:13:04,506 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:13:04,507 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:13:04,508 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-12 02:13:04,508 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] [2023-11-12 02:13:04,508 INFO L748 eck$LassoCheckResult]: Stem: 2775#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);~count_int_int~0 := 0; 2776#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem8#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~switch28#1, main_#t~mem29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~malloc49#1.base, main_#t~malloc49#1.offset, main_#t~mem50#1.base, main_#t~mem50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~memset~res52#1.base, main_#t~memset~res52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1.base, main_#t~mem57#1.offset, main_#t~malloc58#1.base, main_#t~malloc58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1.base, main_#t~mem63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~memset~res65#1.base, main_#t~memset~res65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~post76#1, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~nondet79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1, main_#t~post83#1, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem88#1, main_#t~mem87#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1, main_#t~short91#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~malloc94#1.base, main_#t~malloc94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~memset~res99#1.base, main_#t~memset~res99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem104#1, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~nondet105#1, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem109#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~nondet110#1, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1.base, main_#t~mem117#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem121#1, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~nondet122#1, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1, main_#t~pre125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~post130#1, main_#t~mem134#1, main_#t~mem132#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem133#1, main_#t~mem135#1, main_#t~post136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~post112#1, main_#t~mem113#1.base, main_#t~mem113#1.offset, main_#t~mem114#1, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~post146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem153#1, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1, main_#t~ite156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem159#1.base, main_#t~mem159#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~post5#1, main_#t~mem161#1, main_#t~mem162#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;havoc main_~i~0#1;havoc main_~user~0#1.base, main_~user~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;main_~i~0#1 := 0; 2719#L750-3 [2023-11-12 02:13:04,508 INFO L750 eck$LassoCheckResult]: Loop: 2719#L750-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 2674#L752 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 2675#L752-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); 2676#L757-269 havoc main_~_ha_hashv~0#1; 2752#L757-176 goto; 2729#L757-174 havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; 2730#L757-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 2777#L757-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch28#1 := 11 == main_~_hj_k~0#1; 2778#L757-73 assume !main_#t~switch28#1; 2823#L757-75 main_#t~switch28#1 := main_#t~switch28#1 || 10 == main_~_hj_k~0#1; 2822#L757-76 assume !main_#t~switch28#1; 2801#L757-78 main_#t~switch28#1 := main_#t~switch28#1 || 9 == main_~_hj_k~0#1; 2802#L757-79 assume !main_#t~switch28#1; 2652#L757-81 main_#t~switch28#1 := main_#t~switch28#1 || 8 == main_~_hj_k~0#1; 2653#L757-82 assume !main_#t~switch28#1; 2757#L757-84 main_#t~switch28#1 := main_#t~switch28#1 || 7 == main_~_hj_k~0#1; 2758#L757-85 assume !main_#t~switch28#1; 2620#L757-87 main_#t~switch28#1 := main_#t~switch28#1 || 6 == main_~_hj_k~0#1; 2621#L757-88 assume !main_#t~switch28#1; 2765#L757-90 main_#t~switch28#1 := main_#t~switch28#1 || 5 == main_~_hj_k~0#1; 2766#L757-91 assume !main_#t~switch28#1; 2786#L757-93 main_#t~switch28#1 := main_#t~switch28#1 || 4 == main_~_hj_k~0#1; 2787#L757-94 assume !main_#t~switch28#1; 2820#L757-96 main_#t~switch28#1 := main_#t~switch28#1 || 3 == main_~_hj_k~0#1; 2818#L757-97 assume !main_#t~switch28#1; 2817#L757-99 main_#t~switch28#1 := main_#t~switch28#1 || 2 == main_~_hj_k~0#1; 2815#L757-100 assume main_#t~switch28#1;call main_#t~mem38#1 := read~int(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 2816#L757-102 main_#t~switch28#1 := main_#t~switch28#1 || 1 == main_~_hj_k~0#1; 2812#L757-103 assume main_#t~switch28#1;call main_#t~mem39#1 := read~int(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + (if main_#t~mem39#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem39#1 % 256 % 4294967296 else main_#t~mem39#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem39#1; 2811#L757-105 havoc main_#t~switch28#1; 2768#L757-171 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 2769#L757-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet40#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 2810#L757-113 main_~_hj_i~0#1 := main_#t~nondet40#1;havoc main_#t~nondet40#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 2809#L757-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet41#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 2808#L757-120 main_~_hj_j~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 2611#L757-121 assume !(0 == main_~_ha_hashv~0#1 % 4294967296); 2612#L757-123 assume 0 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296;main_#t~nondet42#1 := main_~_ha_hashv~0#1; 2661#L757-127 main_~_ha_hashv~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 2662#L757-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 2685#L757-134 main_~_hj_i~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 2707#L757-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet44#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 2615#L757-141 main_~_hj_j~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 2616#L757-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet45#1 := main_~_hj_j~0#1 % 4294967296 / 32; 2670#L757-148 main_~_ha_hashv~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 2671#L757-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 2651#L757-155 main_~_hj_i~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 2715#L757-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 2716#L757-162 main_~_hj_j~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 2721#L757-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 2688#L757-169 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#1; 2605#L757-170 goto; 2606#L757-172 havoc main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset; 2627#L757-173 goto; 2630#L757-175 goto; 2631#L757-266 call write~int(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_~user~0#1.base, 28 + main_~user~0#1.offset, 4);call write~int(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 2695#L757-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem66#1.base, main_#t~mem66#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem66#1.base, main_#t~mem66#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem66#1.base, main_#t~mem66#1.offset; 2697#L757-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_#t~mem67#1.base, 16 + main_#t~mem67#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem70#1 := read~int(main_#t~mem69#1.base, 20 + main_#t~mem69#1.offset, 4);call write~$Pointer$(main_#t~mem68#1.base, main_#t~mem68#1.offset - main_#t~mem70#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset;havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1;call main_#t~mem71#1.base, main_#t~mem71#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_#t~mem71#1.base, 16 + main_#t~mem71#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem72#1.base, 8 + main_#t~mem72#1.offset, 4);havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem73#1.base, 16 + main_#t~mem73#1.offset, 4);havoc main_#t~mem73#1.base, main_#t~mem73#1.offset; 2686#L757-193 goto; 2639#L757-264 havoc main_~_ha_bkt~0#1;call main_#t~mem74#1.base, main_#t~mem74#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem75#1 := read~int(main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);main_#t~post76#1 := main_#t~mem75#1;call write~int(1 + main_#t~post76#1, main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1;havoc main_#t~post76#1; 2640#L757-203 call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem78#1 := read~int(main_#t~mem77#1.base, 4 + main_#t~mem77#1.offset, 4); 2597#L757-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem78#1 - 1) % 4294967296;main_#t~nondet79#1 := 0; 2598#L757-201 main_~_ha_bkt~0#1 := main_#t~nondet79#1;havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~nondet79#1; 2643#L757-202 goto; 2657#L757-261 call main_#t~mem80#1.base, main_#t~mem80#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_#t~mem80#1.base, main_#t~mem80#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem81#1.base, main_#t~mem81#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1.base, main_#t~mem81#1.offset;call main_#t~mem82#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post83#1 := main_#t~mem82#1;call write~int(1 + main_#t~post83#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem82#1;havoc main_#t~post83#1;call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem84#1.base, main_#t~mem84#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 2794#L757-205 assume main_#t~mem85#1.base != 0 || main_#t~mem85#1.offset != 0;havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem86#1.base, 12 + main_#t~mem86#1.offset, 4);havoc main_#t~mem86#1.base, main_#t~mem86#1.offset; 2718#L757-207 call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem88#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem87#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short91#1 := main_#t~mem88#1 % 4294967296 >= 10 * (1 + main_#t~mem87#1) % 4294967296; 2625#L757-208 assume main_#t~short91#1;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem90#1 := read~int(main_#t~mem89#1.base, 36 + main_#t~mem89#1.offset, 4);main_#t~short91#1 := 0 == main_#t~mem90#1 % 4294967296; 2626#L757-210 assume !main_#t~short91#1;havoc main_#t~mem88#1;havoc main_#t~mem87#1;havoc main_#t~mem89#1.base, main_#t~mem89#1.offset;havoc main_#t~mem90#1;havoc main_#t~short91#1; 2641#L757-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 2714#L757-260 goto; 2745#L757-262 havoc main_~_ha_bkt~0#1; 2746#L757-263 goto; 2735#L757-265 goto; 2637#L757-267 havoc main_~_ha_hashv~0#1; 2638#L757-268 goto; 2728#L750-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2719#L750-3 [2023-11-12 02:13:04,509 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:13:04,509 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 5 times [2023-11-12 02:13:04,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:13:04,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1157848276] [2023-11-12 02:13:04,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:13:04,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:13:04,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:13:04,519 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:13:04,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:13:04,530 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:13:04,530 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:13:04,530 INFO L85 PathProgramCache]: Analyzing trace with hash -1535230632, now seen corresponding path program 1 times [2023-11-12 02:13:04,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:13:04,531 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [574262559] [2023-11-12 02:13:04,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:13:04,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:13:04,579 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:13:04,579 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [968095656] [2023-11-12 02:13:04,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:13:04,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:13:04,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28a84842-21b0-4635-b90c-a06f1f5748cf/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:04,583 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28a84842-21b0-4635-b90c-a06f1f5748cf/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:13:04,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28a84842-21b0-4635-b90c-a06f1f5748cf/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-12 02:13:04,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:13:04,881 INFO L262 TraceCheckSpWp]: Trace formula consists of 474 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-12 02:13:04,888 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:13:04,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:13:04,966 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:13:04,966 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:13:04,966 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [574262559] [2023-11-12 02:13:04,966 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-12 02:13:04,966 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [968095656] [2023-11-12 02:13:04,967 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [968095656] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:13:04,967 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:13:04,967 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-12 02:13:04,967 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [61257256] [2023-11-12 02:13:04,967 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:13:04,969 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-12 02:13:04,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:13:04,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-12 02:13:04,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-12 02:13:04,970 INFO L87 Difference]: Start difference. First operand 260 states and 359 transitions. cyclomatic complexity: 102 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) [2023-11-12 02:13:05,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:13:05,122 INFO L93 Difference]: Finished difference Result 337 states and 485 transitions. [2023-11-12 02:13:05,122 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 337 states and 485 transitions. [2023-11-12 02:13:05,126 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 330 [2023-11-12 02:13:05,130 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 337 states to 337 states and 485 transitions. [2023-11-12 02:13:05,130 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 337 [2023-11-12 02:13:05,136 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 337 [2023-11-12 02:13:05,136 INFO L73 IsDeterministic]: Start isDeterministic. Operand 337 states and 485 transitions. [2023-11-12 02:13:05,137 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-12 02:13:05,137 INFO L218 hiAutomatonCegarLoop]: Abstraction has 337 states and 485 transitions. [2023-11-12 02:13:05,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 337 states and 485 transitions. [2023-11-12 02:13:05,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 337 to 260. [2023-11-12 02:13:05,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 260 states, 256 states have (on average 1.3671875) internal successors, (350), 255 states have internal predecessors, (350), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-12 02:13:05,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 356 transitions. [2023-11-12 02:13:05,148 INFO L240 hiAutomatonCegarLoop]: Abstraction has 260 states and 356 transitions. [2023-11-12 02:13:05,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-12 02:13:05,151 INFO L428 stractBuchiCegarLoop]: Abstraction has 260 states and 356 transitions. [2023-11-12 02:13:05,152 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2023-11-12 02:13:05,152 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 260 states and 356 transitions. [2023-11-12 02:13:05,153 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 253 [2023-11-12 02:13:05,153 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:13:05,154 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:13:05,156 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-12 02:13:05,156 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] [2023-11-12 02:13:05,156 INFO L748 eck$LassoCheckResult]: Stem: 3606#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);~count_int_int~0 := 0; 3607#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem8#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~switch28#1, main_#t~mem29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~malloc49#1.base, main_#t~malloc49#1.offset, main_#t~mem50#1.base, main_#t~mem50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~memset~res52#1.base, main_#t~memset~res52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1.base, main_#t~mem57#1.offset, main_#t~malloc58#1.base, main_#t~malloc58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1.base, main_#t~mem63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~memset~res65#1.base, main_#t~memset~res65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~post76#1, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~nondet79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1, main_#t~post83#1, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem88#1, main_#t~mem87#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1, main_#t~short91#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~malloc94#1.base, main_#t~malloc94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~memset~res99#1.base, main_#t~memset~res99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem104#1, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~nondet105#1, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem109#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~nondet110#1, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1.base, main_#t~mem117#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem121#1, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~nondet122#1, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1, main_#t~pre125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~post130#1, main_#t~mem134#1, main_#t~mem132#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem133#1, main_#t~mem135#1, main_#t~post136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~post112#1, main_#t~mem113#1.base, main_#t~mem113#1.offset, main_#t~mem114#1, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~post146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem153#1, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1, main_#t~ite156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem159#1.base, main_#t~mem159#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~post5#1, main_#t~mem161#1, main_#t~mem162#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;havoc main_~i~0#1;havoc main_~user~0#1.base, main_~user~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;main_~i~0#1 := 0; 3550#L750-3 [2023-11-12 02:13:05,159 INFO L750 eck$LassoCheckResult]: Loop: 3550#L750-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 3504#L752 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 3505#L752-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); 3506#L757-269 havoc main_~_ha_hashv~0#1; 3582#L757-176 goto; 3559#L757-174 havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; 3484#L757-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 3485#L757-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch28#1 := 11 == main_~_hj_k~0#1; 3635#L757-73 assume !main_#t~switch28#1; 3603#L757-75 main_#t~switch28#1 := main_#t~switch28#1 || 10 == main_~_hj_k~0#1; 3604#L757-76 assume !main_#t~switch28#1; 3629#L757-78 main_#t~switch28#1 := main_#t~switch28#1 || 9 == main_~_hj_k~0#1; 3620#L757-79 assume !main_#t~switch28#1; 3482#L757-81 main_#t~switch28#1 := main_#t~switch28#1 || 8 == main_~_hj_k~0#1; 3483#L757-82 assume !main_#t~switch28#1; 3657#L757-84 main_#t~switch28#1 := main_#t~switch28#1 || 7 == main_~_hj_k~0#1; 3495#L757-85 assume !main_#t~switch28#1; 3496#L757-87 main_#t~switch28#1 := main_#t~switch28#1 || 6 == main_~_hj_k~0#1; 3622#L757-88 assume !main_#t~switch28#1; 3595#L757-90 main_#t~switch28#1 := main_#t~switch28#1 || 5 == main_~_hj_k~0#1; 3596#L757-91 assume !main_#t~switch28#1; 3655#L757-93 main_#t~switch28#1 := main_#t~switch28#1 || 4 == main_~_hj_k~0#1; 3654#L757-94 assume main_#t~switch28#1;call main_#t~mem36#1 := read~int(main_~_hj_key~0#1.base, 3 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 16777216 * (main_#t~mem36#1 % 256 % 4294967296);havoc main_#t~mem36#1; 3652#L757-96 main_#t~switch28#1 := main_#t~switch28#1 || 3 == main_~_hj_k~0#1; 3650#L757-97 assume main_#t~switch28#1;call main_#t~mem37#1 := read~int(main_~_hj_key~0#1.base, 2 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 65536 * (main_#t~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 3648#L757-99 main_#t~switch28#1 := main_#t~switch28#1 || 2 == main_~_hj_k~0#1; 3646#L757-100 assume main_#t~switch28#1;call main_#t~mem38#1 := read~int(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 3644#L757-102 main_#t~switch28#1 := main_#t~switch28#1 || 1 == main_~_hj_k~0#1; 3642#L757-103 assume main_#t~switch28#1;call main_#t~mem39#1 := read~int(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + (if main_#t~mem39#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem39#1 % 256 % 4294967296 else main_#t~mem39#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem39#1; 3641#L757-105 havoc main_#t~switch28#1; 3598#L757-171 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 3599#L757-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet40#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 3640#L757-113 main_~_hj_i~0#1 := main_#t~nondet40#1;havoc main_#t~nondet40#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 3639#L757-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet41#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 3638#L757-120 main_~_hj_j~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 3439#L757-121 assume !(0 == main_~_ha_hashv~0#1 % 4294967296); 3440#L757-123 assume 0 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296;main_#t~nondet42#1 := main_~_ha_hashv~0#1; 3491#L757-127 main_~_ha_hashv~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 3492#L757-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 3515#L757-134 main_~_hj_i~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 3537#L757-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet44#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 3445#L757-141 main_~_hj_j~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 3446#L757-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet45#1 := main_~_hj_j~0#1 % 4294967296 / 32; 3500#L757-148 main_~_ha_hashv~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 3501#L757-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 3481#L757-155 main_~_hj_i~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 3545#L757-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 3546#L757-162 main_~_hj_j~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 3551#L757-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 3518#L757-169 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#1; 3435#L757-170 goto; 3436#L757-172 havoc main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset; 3457#L757-173 goto; 3460#L757-175 goto; 3461#L757-266 call write~int(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_~user~0#1.base, 28 + main_~user~0#1.offset, 4);call write~int(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 3525#L757-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem66#1.base, main_#t~mem66#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem66#1.base, main_#t~mem66#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem66#1.base, main_#t~mem66#1.offset; 3527#L757-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_#t~mem67#1.base, 16 + main_#t~mem67#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem70#1 := read~int(main_#t~mem69#1.base, 20 + main_#t~mem69#1.offset, 4);call write~$Pointer$(main_#t~mem68#1.base, main_#t~mem68#1.offset - main_#t~mem70#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset;havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1;call main_#t~mem71#1.base, main_#t~mem71#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_#t~mem71#1.base, 16 + main_#t~mem71#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem72#1.base, 8 + main_#t~mem72#1.offset, 4);havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem73#1.base, 16 + main_#t~mem73#1.offset, 4);havoc main_#t~mem73#1.base, main_#t~mem73#1.offset; 3516#L757-193 goto; 3469#L757-264 havoc main_~_ha_bkt~0#1;call main_#t~mem74#1.base, main_#t~mem74#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem75#1 := read~int(main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);main_#t~post76#1 := main_#t~mem75#1;call write~int(1 + main_#t~post76#1, main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1;havoc main_#t~post76#1; 3470#L757-203 call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem78#1 := read~int(main_#t~mem77#1.base, 4 + main_#t~mem77#1.offset, 4); 3427#L757-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem78#1 - 1) % 4294967296;main_#t~nondet79#1 := 0; 3428#L757-201 main_~_ha_bkt~0#1 := main_#t~nondet79#1;havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~nondet79#1; 3473#L757-202 goto; 3487#L757-261 call main_#t~mem80#1.base, main_#t~mem80#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_#t~mem80#1.base, main_#t~mem80#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem81#1.base, main_#t~mem81#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1.base, main_#t~mem81#1.offset;call main_#t~mem82#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post83#1 := main_#t~mem82#1;call write~int(1 + main_#t~post83#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem82#1;havoc main_#t~post83#1;call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem84#1.base, main_#t~mem84#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 3625#L757-205 assume main_#t~mem85#1.base != 0 || main_#t~mem85#1.offset != 0;havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem86#1.base, 12 + main_#t~mem86#1.offset, 4);havoc main_#t~mem86#1.base, main_#t~mem86#1.offset; 3548#L757-207 call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem88#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem87#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short91#1 := main_#t~mem88#1 % 4294967296 >= 10 * (1 + main_#t~mem87#1) % 4294967296; 3455#L757-208 assume main_#t~short91#1;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem90#1 := read~int(main_#t~mem89#1.base, 36 + main_#t~mem89#1.offset, 4);main_#t~short91#1 := 0 == main_#t~mem90#1 % 4294967296; 3456#L757-210 assume !main_#t~short91#1;havoc main_#t~mem88#1;havoc main_#t~mem87#1;havoc main_#t~mem89#1.base, main_#t~mem89#1.offset;havoc main_#t~mem90#1;havoc main_#t~short91#1; 3471#L757-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 3544#L757-260 goto; 3575#L757-262 havoc main_~_ha_bkt~0#1; 3576#L757-263 goto; 3564#L757-265 goto; 3467#L757-267 havoc main_~_ha_hashv~0#1; 3468#L757-268 goto; 3558#L750-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 3550#L750-3 [2023-11-12 02:13:05,159 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:13:05,159 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 6 times [2023-11-12 02:13:05,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:13:05,160 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [925385769] [2023-11-12 02:13:05,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:13:05,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:13:05,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:13:05,170 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:13:05,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:13:05,180 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:13:05,181 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:13:05,181 INFO L85 PathProgramCache]: Analyzing trace with hash 345377628, now seen corresponding path program 1 times [2023-11-12 02:13:05,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:13:05,181 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1572584411] [2023-11-12 02:13:05,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:13:05,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:13:05,238 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:13:05,239 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [801084735] [2023-11-12 02:13:05,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:13:05,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:13:05,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28a84842-21b0-4635-b90c-a06f1f5748cf/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:05,247 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28a84842-21b0-4635-b90c-a06f1f5748cf/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:13:05,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28a84842-21b0-4635-b90c-a06f1f5748cf/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-12 02:13:05,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:13:05,600 INFO L262 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-12 02:13:05,602 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:13:05,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:13:05,774 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:13:05,775 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:13:05,775 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1572584411] [2023-11-12 02:13:05,775 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-12 02:13:05,775 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [801084735] [2023-11-12 02:13:05,776 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [801084735] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:13:05,776 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:13:05,776 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-12 02:13:05,776 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1800395090] [2023-11-12 02:13:05,777 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:13:05,777 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-12 02:13:05,777 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:13:05,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-12 02:13:05,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-12 02:13:05,778 INFO L87 Difference]: Start difference. First operand 260 states and 356 transitions. cyclomatic complexity: 99 Second operand has 7 states, 7 states have (on average 10.857142857142858) internal successors, (76), 7 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:13:06,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:13:06,592 INFO L93 Difference]: Finished difference Result 278 states and 383 transitions. [2023-11-12 02:13:06,592 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 278 states and 383 transitions. [2023-11-12 02:13:06,595 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 271 [2023-11-12 02:13:06,599 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 278 states to 278 states and 383 transitions. [2023-11-12 02:13:06,599 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 278 [2023-11-12 02:13:06,600 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 278 [2023-11-12 02:13:06,600 INFO L73 IsDeterministic]: Start isDeterministic. Operand 278 states and 383 transitions. [2023-11-12 02:13:06,600 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-12 02:13:06,601 INFO L218 hiAutomatonCegarLoop]: Abstraction has 278 states and 383 transitions. [2023-11-12 02:13:06,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states and 383 transitions. [2023-11-12 02:13:06,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 270. [2023-11-12 02:13:06,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 270 states, 266 states have (on average 1.3759398496240602) internal successors, (366), 265 states have internal predecessors, (366), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-12 02:13:06,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 270 states and 372 transitions. [2023-11-12 02:13:06,610 INFO L240 hiAutomatonCegarLoop]: Abstraction has 270 states and 372 transitions. [2023-11-12 02:13:06,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-12 02:13:06,611 INFO L428 stractBuchiCegarLoop]: Abstraction has 270 states and 372 transitions. [2023-11-12 02:13:06,611 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2023-11-12 02:13:06,612 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 270 states and 372 transitions. [2023-11-12 02:13:06,613 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 263 [2023-11-12 02:13:06,614 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:13:06,614 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:13:06,615 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-12 02:13:06,615 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] [2023-11-12 02:13:06,615 INFO L748 eck$LassoCheckResult]: Stem: 4383#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);~count_int_int~0 := 0; 4384#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem8#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~switch28#1, main_#t~mem29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~malloc49#1.base, main_#t~malloc49#1.offset, main_#t~mem50#1.base, main_#t~mem50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~memset~res52#1.base, main_#t~memset~res52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1.base, main_#t~mem57#1.offset, main_#t~malloc58#1.base, main_#t~malloc58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1.base, main_#t~mem63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~memset~res65#1.base, main_#t~memset~res65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~post76#1, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~nondet79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1, main_#t~post83#1, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem88#1, main_#t~mem87#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1, main_#t~short91#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~malloc94#1.base, main_#t~malloc94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~memset~res99#1.base, main_#t~memset~res99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem104#1, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~nondet105#1, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem109#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~nondet110#1, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1.base, main_#t~mem117#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem121#1, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~nondet122#1, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1, main_#t~pre125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~post130#1, main_#t~mem134#1, main_#t~mem132#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem133#1, main_#t~mem135#1, main_#t~post136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~post112#1, main_#t~mem113#1.base, main_#t~mem113#1.offset, main_#t~mem114#1, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~post146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem153#1, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1, main_#t~ite156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem159#1.base, main_#t~mem159#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~post5#1, main_#t~mem161#1, main_#t~mem162#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;havoc main_~i~0#1;havoc main_~user~0#1.base, main_~user~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;main_~i~0#1 := 0; 4328#L750-3 [2023-11-12 02:13:06,616 INFO L750 eck$LassoCheckResult]: Loop: 4328#L750-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 4283#L752 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 4284#L752-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); 4285#L757-269 havoc main_~_ha_hashv~0#1; 4361#L757-176 goto; 4337#L757-174 havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; 4338#L757-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 4448#L757-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch28#1 := 11 == main_~_hj_k~0#1; 4447#L757-73 assume !main_#t~switch28#1; 4446#L757-75 main_#t~switch28#1 := main_#t~switch28#1 || 10 == main_~_hj_k~0#1; 4445#L757-76 assume !main_#t~switch28#1; 4444#L757-78 main_#t~switch28#1 := main_#t~switch28#1 || 9 == main_~_hj_k~0#1; 4443#L757-79 assume !main_#t~switch28#1; 4442#L757-81 main_#t~switch28#1 := main_#t~switch28#1 || 8 == main_~_hj_k~0#1; 4441#L757-82 assume !main_#t~switch28#1; 4366#L757-84 main_#t~switch28#1 := main_#t~switch28#1 || 7 == main_~_hj_k~0#1; 4367#L757-85 assume !main_#t~switch28#1; 4230#L757-87 main_#t~switch28#1 := main_#t~switch28#1 || 6 == main_~_hj_k~0#1; 4231#L757-88 assume !main_#t~switch28#1; 4374#L757-90 main_#t~switch28#1 := main_#t~switch28#1 || 5 == main_~_hj_k~0#1; 4375#L757-91 assume !main_#t~switch28#1; 4395#L757-93 main_#t~switch28#1 := main_#t~switch28#1 || 4 == main_~_hj_k~0#1; 4242#L757-94 assume main_#t~switch28#1;call main_#t~mem36#1 := read~int(main_~_hj_key~0#1.base, 3 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 16777216 * (main_#t~mem36#1 % 256 % 4294967296);havoc main_#t~mem36#1; 4243#L757-96 main_#t~switch28#1 := main_#t~switch28#1 || 3 == main_~_hj_k~0#1; 4440#L757-97 assume main_#t~switch28#1;call main_#t~mem37#1 := read~int(main_~_hj_key~0#1.base, 2 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 65536 * (main_#t~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 4439#L757-99 main_#t~switch28#1 := main_#t~switch28#1 || 2 == main_~_hj_k~0#1; 4438#L757-100 assume main_#t~switch28#1;call main_#t~mem38#1 := read~int(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 4194#L757-102 main_#t~switch28#1 := main_#t~switch28#1 || 1 == main_~_hj_k~0#1; 4195#L757-103 assume main_#t~switch28#1;call main_#t~mem39#1 := read~int(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + (if main_#t~mem39#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem39#1 % 256 % 4294967296 else main_#t~mem39#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem39#1; 4351#L757-105 havoc main_#t~switch28#1; 4379#L757-171 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 4421#L757-107 assume !(0 == main_~_hj_i~0#1 % 4294967296); 4307#L757-109 assume !(0 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296); 4308#L757-111 assume main_~_hj_i~0#1 % 4294967296 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296;main_#t~nondet40#1 := 0; 4422#L757-113 main_~_hj_i~0#1 := main_#t~nondet40#1;havoc main_#t~nondet40#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 4419#L757-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet41#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 4417#L757-120 main_~_hj_j~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 4449#L757-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet42#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 4220#L757-127 main_~_ha_hashv~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 4271#L757-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 4294#L757-134 main_~_hj_i~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 4315#L757-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet44#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 4226#L757-141 main_~_hj_j~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 4227#L757-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet45#1 := main_~_hj_j~0#1 % 4294967296 / 32; 4280#L757-148 main_~_ha_hashv~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 4281#L757-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 4261#L757-155 main_~_hj_i~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 4323#L757-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 4324#L757-162 main_~_hj_j~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 4329#L757-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 4298#L757-169 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#1; 4214#L757-170 goto; 4215#L757-172 havoc main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset; 4237#L757-173 goto; 4240#L757-175 goto; 4241#L757-266 call write~int(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_~user~0#1.base, 28 + main_~user~0#1.offset, 4);call write~int(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 4304#L757-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem66#1.base, main_#t~mem66#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem66#1.base, main_#t~mem66#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem66#1.base, main_#t~mem66#1.offset; 4306#L757-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_#t~mem67#1.base, 16 + main_#t~mem67#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem70#1 := read~int(main_#t~mem69#1.base, 20 + main_#t~mem69#1.offset, 4);call write~$Pointer$(main_#t~mem68#1.base, main_#t~mem68#1.offset - main_#t~mem70#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset;havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1;call main_#t~mem71#1.base, main_#t~mem71#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_#t~mem71#1.base, 16 + main_#t~mem71#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem72#1.base, 8 + main_#t~mem72#1.offset, 4);havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem73#1.base, 16 + main_#t~mem73#1.offset, 4);havoc main_#t~mem73#1.base, main_#t~mem73#1.offset; 4295#L757-193 goto; 4249#L757-264 havoc main_~_ha_bkt~0#1;call main_#t~mem74#1.base, main_#t~mem74#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem75#1 := read~int(main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);main_#t~post76#1 := main_#t~mem75#1;call write~int(1 + main_#t~post76#1, main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1;havoc main_#t~post76#1; 4250#L757-203 call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem78#1 := read~int(main_#t~mem77#1.base, 4 + main_#t~mem77#1.offset, 4); 4206#L757-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem78#1 - 1) % 4294967296;main_#t~nondet79#1 := 0; 4207#L757-201 main_~_ha_bkt~0#1 := main_#t~nondet79#1;havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~nondet79#1; 4253#L757-202 goto; 4264#L757-261 call main_#t~mem80#1.base, main_#t~mem80#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_#t~mem80#1.base, main_#t~mem80#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem81#1.base, main_#t~mem81#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1.base, main_#t~mem81#1.offset;call main_#t~mem82#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post83#1 := main_#t~mem82#1;call write~int(1 + main_#t~post83#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem82#1;havoc main_#t~post83#1;call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem84#1.base, main_#t~mem84#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 4402#L757-205 assume main_#t~mem85#1.base != 0 || main_#t~mem85#1.offset != 0;havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem86#1.base, 12 + main_#t~mem86#1.offset, 4);havoc main_#t~mem86#1.base, main_#t~mem86#1.offset; 4326#L757-207 call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem88#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem87#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short91#1 := main_#t~mem88#1 % 4294967296 >= 10 * (1 + main_#t~mem87#1) % 4294967296; 4235#L757-208 assume main_#t~short91#1;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem90#1 := read~int(main_#t~mem89#1.base, 36 + main_#t~mem89#1.offset, 4);main_#t~short91#1 := 0 == main_#t~mem90#1 % 4294967296; 4236#L757-210 assume !main_#t~short91#1;havoc main_#t~mem88#1;havoc main_#t~mem87#1;havoc main_#t~mem89#1.base, main_#t~mem89#1.offset;havoc main_#t~mem90#1;havoc main_#t~short91#1; 4251#L757-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 4322#L757-260 goto; 4354#L757-262 havoc main_~_ha_bkt~0#1; 4355#L757-263 goto; 4343#L757-265 goto; 4247#L757-267 havoc main_~_ha_hashv~0#1; 4248#L757-268 goto; 4336#L750-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 4328#L750-3 [2023-11-12 02:13:06,616 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:13:06,617 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 7 times [2023-11-12 02:13:06,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:13:06,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1294932359] [2023-11-12 02:13:06,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:13:06,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:13:06,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:13:06,628 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:13:06,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:13:06,640 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:13:06,641 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:13:06,641 INFO L85 PathProgramCache]: Analyzing trace with hash -1835154424, now seen corresponding path program 1 times [2023-11-12 02:13:06,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:13:06,641 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [788783933] [2023-11-12 02:13:06,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:13:06,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:13:06,687 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:13:06,687 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1661975378] [2023-11-12 02:13:06,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:13:06,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:13:06,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28a84842-21b0-4635-b90c-a06f1f5748cf/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:06,691 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28a84842-21b0-4635-b90c-a06f1f5748cf/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:13:06,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28a84842-21b0-4635-b90c-a06f1f5748cf/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-12 02:13:07,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:13:07,036 INFO L262 TraceCheckSpWp]: Trace formula consists of 487 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-12 02:13:07,038 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:13:07,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:13:07,236 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:13:07,236 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:13:07,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [788783933] [2023-11-12 02:13:07,236 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-12 02:13:07,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1661975378] [2023-11-12 02:13:07,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1661975378] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:13:07,237 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:13:07,237 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-12 02:13:07,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1307340078] [2023-11-12 02:13:07,237 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:13:07,237 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-12 02:13:07,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:13:07,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-12 02:13:07,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-12 02:13:07,238 INFO L87 Difference]: Start difference. First operand 270 states and 372 transitions. cyclomatic complexity: 105 Second operand has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 6 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:13:07,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:13:07,773 INFO L93 Difference]: Finished difference Result 275 states and 378 transitions. [2023-11-12 02:13:07,773 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 275 states and 378 transitions. [2023-11-12 02:13:07,776 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 268 [2023-11-12 02:13:07,780 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 275 states to 275 states and 378 transitions. [2023-11-12 02:13:07,780 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 275 [2023-11-12 02:13:07,782 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 275 [2023-11-12 02:13:07,782 INFO L73 IsDeterministic]: Start isDeterministic. Operand 275 states and 378 transitions. [2023-11-12 02:13:07,783 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-12 02:13:07,783 INFO L218 hiAutomatonCegarLoop]: Abstraction has 275 states and 378 transitions. [2023-11-12 02:13:07,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states and 378 transitions. [2023-11-12 02:13:07,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 274. [2023-11-12 02:13:07,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 274 states, 270 states have (on average 1.374074074074074) internal successors, (371), 269 states have internal predecessors, (371), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-12 02:13:07,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 274 states and 377 transitions. [2023-11-12 02:13:07,790 INFO L240 hiAutomatonCegarLoop]: Abstraction has 274 states and 377 transitions. [2023-11-12 02:13:07,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-12 02:13:07,793 INFO L428 stractBuchiCegarLoop]: Abstraction has 274 states and 377 transitions. [2023-11-12 02:13:07,795 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2023-11-12 02:13:07,796 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 274 states and 377 transitions. [2023-11-12 02:13:07,797 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 267 [2023-11-12 02:13:07,797 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:13:07,797 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:13:07,799 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-12 02:13:07,799 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:13:07,799 INFO L748 eck$LassoCheckResult]: Stem: 5161#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);~count_int_int~0 := 0; 5162#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem8#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~switch28#1, main_#t~mem29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~malloc49#1.base, main_#t~malloc49#1.offset, main_#t~mem50#1.base, main_#t~mem50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~memset~res52#1.base, main_#t~memset~res52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1.base, main_#t~mem57#1.offset, main_#t~malloc58#1.base, main_#t~malloc58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1.base, main_#t~mem63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~memset~res65#1.base, main_#t~memset~res65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~post76#1, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~nondet79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1, main_#t~post83#1, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem88#1, main_#t~mem87#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1, main_#t~short91#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~malloc94#1.base, main_#t~malloc94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~memset~res99#1.base, main_#t~memset~res99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem104#1, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~nondet105#1, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem109#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~nondet110#1, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1.base, main_#t~mem117#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem121#1, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~nondet122#1, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1, main_#t~pre125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~post130#1, main_#t~mem134#1, main_#t~mem132#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem133#1, main_#t~mem135#1, main_#t~post136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~post112#1, main_#t~mem113#1.base, main_#t~mem113#1.offset, main_#t~mem114#1, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~post146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem153#1, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1, main_#t~ite156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem159#1.base, main_#t~mem159#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~post5#1, main_#t~mem161#1, main_#t~mem162#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;havoc main_~i~0#1;havoc main_~user~0#1.base, main_~user~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;main_~i~0#1 := 0; 5108#L750-3 [2023-11-12 02:13:07,800 INFO L750 eck$LassoCheckResult]: Loop: 5108#L750-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 5064#L752 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 5065#L752-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); 5066#L757-269 havoc main_~_ha_hashv~0#1; 5141#L757-176 goto; 5118#L757-174 havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; 5045#L757-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 5046#L757-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch28#1 := 11 == main_~_hj_k~0#1; 5163#L757-73 assume !main_#t~switch28#1; 5159#L757-75 main_#t~switch28#1 := main_#t~switch28#1 || 10 == main_~_hj_k~0#1; 5132#L757-76 assume !main_#t~switch28#1; 5133#L757-78 main_#t~switch28#1 := main_#t~switch28#1 || 9 == main_~_hj_k~0#1; 5173#L757-79 assume !main_#t~switch28#1; 5043#L757-81 main_#t~switch28#1 := main_#t~switch28#1 || 8 == main_~_hj_k~0#1; 5044#L757-82 assume !main_#t~switch28#1; 5146#L757-84 main_#t~switch28#1 := main_#t~switch28#1 || 7 == main_~_hj_k~0#1; 5056#L757-85 assume !main_#t~switch28#1; 5011#L757-87 main_#t~switch28#1 := main_#t~switch28#1 || 6 == main_~_hj_k~0#1; 5012#L757-88 assume !main_#t~switch28#1; 5153#L757-90 main_#t~switch28#1 := main_#t~switch28#1 || 5 == main_~_hj_k~0#1; 5154#L757-91 assume !main_#t~switch28#1; 5171#L757-93 main_#t~switch28#1 := main_#t~switch28#1 || 4 == main_~_hj_k~0#1; 5023#L757-94 assume main_#t~switch28#1;call main_#t~mem36#1 := read~int(main_~_hj_key~0#1.base, 3 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 16777216 * (main_#t~mem36#1 % 256 % 4294967296);havoc main_#t~mem36#1; 5024#L757-96 main_#t~switch28#1 := main_#t~switch28#1 || 3 == main_~_hj_k~0#1; 5233#L757-97 assume main_#t~switch28#1;call main_#t~mem37#1 := read~int(main_~_hj_key~0#1.base, 2 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 65536 * (main_#t~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 5232#L757-99 main_#t~switch28#1 := main_#t~switch28#1 || 2 == main_~_hj_k~0#1; 5231#L757-100 assume main_#t~switch28#1;call main_#t~mem38#1 := read~int(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 5230#L757-102 main_#t~switch28#1 := main_#t~switch28#1 || 1 == main_~_hj_k~0#1; 5229#L757-103 assume main_#t~switch28#1;call main_#t~mem39#1 := read~int(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + (if main_#t~mem39#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem39#1 % 256 % 4294967296 else main_#t~mem39#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem39#1; 5131#L757-105 havoc main_#t~switch28#1; 5156#L757-171 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 5083#L757-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet40#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 5084#L757-113 main_~_hj_i~0#1 := main_#t~nondet40#1;havoc main_#t~nondet40#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 5228#L757-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet41#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 5091#L757-120 main_~_hj_j~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 5000#L757-121 assume !(0 == main_~_ha_hashv~0#1 % 4294967296); 5001#L757-123 assume !(0 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296); 5122#L757-125 assume !(main_~_ha_hashv~0#1 % 4294967296 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296);assume main_#t~nondet42#1 % 4294967296 <= main_~_ha_hashv~0#1 % 4294967296 + main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296; 5123#L757-127 main_~_ha_hashv~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 5184#L757-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 5075#L757-134 main_~_hj_i~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 5096#L757-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet44#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 5006#L757-141 main_~_hj_j~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 5007#L757-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet45#1 := main_~_hj_j~0#1 % 4294967296 / 32; 5060#L757-148 main_~_ha_hashv~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 5061#L757-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 5042#L757-155 main_~_hj_i~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 5104#L757-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 5105#L757-162 main_~_hj_j~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 5110#L757-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 5078#L757-169 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#1; 4996#L757-170 goto; 4997#L757-172 havoc main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset; 5018#L757-173 goto; 5021#L757-175 goto; 5022#L757-266 call write~int(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_~user~0#1.base, 28 + main_~user~0#1.offset, 4);call write~int(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 5086#L757-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem66#1.base, main_#t~mem66#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem66#1.base, main_#t~mem66#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem66#1.base, main_#t~mem66#1.offset; 5088#L757-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_#t~mem67#1.base, 16 + main_#t~mem67#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem70#1 := read~int(main_#t~mem69#1.base, 20 + main_#t~mem69#1.offset, 4);call write~$Pointer$(main_#t~mem68#1.base, main_#t~mem68#1.offset - main_#t~mem70#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset;havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1;call main_#t~mem71#1.base, main_#t~mem71#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_#t~mem71#1.base, 16 + main_#t~mem71#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem72#1.base, 8 + main_#t~mem72#1.offset, 4);havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem73#1.base, 16 + main_#t~mem73#1.offset, 4);havoc main_#t~mem73#1.base, main_#t~mem73#1.offset; 5076#L757-193 goto; 5030#L757-264 havoc main_~_ha_bkt~0#1;call main_#t~mem74#1.base, main_#t~mem74#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem75#1 := read~int(main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);main_#t~post76#1 := main_#t~mem75#1;call write~int(1 + main_#t~post76#1, main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1;havoc main_#t~post76#1; 5031#L757-203 call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem78#1 := read~int(main_#t~mem77#1.base, 4 + main_#t~mem77#1.offset, 4); 4988#L757-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem78#1 - 1) % 4294967296;main_#t~nondet79#1 := 0; 4989#L757-201 main_~_ha_bkt~0#1 := main_#t~nondet79#1;havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~nondet79#1; 5034#L757-202 goto; 5048#L757-261 call main_#t~mem80#1.base, main_#t~mem80#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_#t~mem80#1.base, main_#t~mem80#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem81#1.base, main_#t~mem81#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1.base, main_#t~mem81#1.offset;call main_#t~mem82#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post83#1 := main_#t~mem82#1;call write~int(1 + main_#t~post83#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem82#1;havoc main_#t~post83#1;call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem84#1.base, main_#t~mem84#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 5176#L757-205 assume main_#t~mem85#1.base != 0 || main_#t~mem85#1.offset != 0;havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem86#1.base, 12 + main_#t~mem86#1.offset, 4);havoc main_#t~mem86#1.base, main_#t~mem86#1.offset; 5107#L757-207 call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem88#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem87#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short91#1 := main_#t~mem88#1 % 4294967296 >= 10 * (1 + main_#t~mem87#1) % 4294967296; 5016#L757-208 assume main_#t~short91#1;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem90#1 := read~int(main_#t~mem89#1.base, 36 + main_#t~mem89#1.offset, 4);main_#t~short91#1 := 0 == main_#t~mem90#1 % 4294967296; 5017#L757-210 assume !main_#t~short91#1;havoc main_#t~mem88#1;havoc main_#t~mem87#1;havoc main_#t~mem89#1.base, main_#t~mem89#1.offset;havoc main_#t~mem90#1;havoc main_#t~short91#1; 5032#L757-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 5103#L757-260 goto; 5134#L757-262 havoc main_~_ha_bkt~0#1; 5135#L757-263 goto; 5124#L757-265 goto; 5028#L757-267 havoc main_~_ha_hashv~0#1; 5029#L757-268 goto; 5117#L750-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 5108#L750-3 [2023-11-12 02:13:07,801 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:13:07,801 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 8 times [2023-11-12 02:13:07,801 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:13:07,803 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1147734745] [2023-11-12 02:13:07,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:13:07,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:13:07,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:13:07,816 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:13:07,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:13:07,830 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:13:07,831 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:13:07,831 INFO L85 PathProgramCache]: Analyzing trace with hash 135209094, now seen corresponding path program 1 times [2023-11-12 02:13:07,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:13:07,832 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283819573] [2023-11-12 02:13:07,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:13:07,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:13:07,886 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:13:07,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [127825728] [2023-11-12 02:13:07,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:13:07,888 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:13:07,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28a84842-21b0-4635-b90c-a06f1f5748cf/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:07,892 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28a84842-21b0-4635-b90c-a06f1f5748cf/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:13:07,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28a84842-21b0-4635-b90c-a06f1f5748cf/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-12 02:13:09,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:13:09,016 INFO L262 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-12 02:13:09,018 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:13:09,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:13:09,218 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:13:09,218 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:13:09,219 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1283819573] [2023-11-12 02:13:09,219 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-12 02:13:09,219 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [127825728] [2023-11-12 02:13:09,219 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [127825728] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:13:09,219 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:13:09,219 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-12 02:13:09,220 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [477964450] [2023-11-12 02:13:09,220 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:13:09,220 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-12 02:13:09,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:13:09,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-12 02:13:09,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-12 02:13:09,221 INFO L87 Difference]: Start difference. First operand 274 states and 377 transitions. cyclomatic complexity: 106 Second operand has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 6 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:13:09,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:13:09,692 INFO L93 Difference]: Finished difference Result 272 states and 373 transitions. [2023-11-12 02:13:09,692 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 272 states and 373 transitions. [2023-11-12 02:13:09,694 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 265 [2023-11-12 02:13:09,697 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 272 states to 272 states and 373 transitions. [2023-11-12 02:13:09,697 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 272 [2023-11-12 02:13:09,698 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 272 [2023-11-12 02:13:09,698 INFO L73 IsDeterministic]: Start isDeterministic. Operand 272 states and 373 transitions. [2023-11-12 02:13:09,698 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-12 02:13:09,699 INFO L218 hiAutomatonCegarLoop]: Abstraction has 272 states and 373 transitions. [2023-11-12 02:13:09,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states and 373 transitions. [2023-11-12 02:13:09,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 270. [2023-11-12 02:13:09,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 270 states, 266 states have (on average 1.3721804511278195) internal successors, (365), 265 states have internal predecessors, (365), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-12 02:13:09,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 270 states and 371 transitions. [2023-11-12 02:13:09,706 INFO L240 hiAutomatonCegarLoop]: Abstraction has 270 states and 371 transitions. [2023-11-12 02:13:09,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-12 02:13:09,707 INFO L428 stractBuchiCegarLoop]: Abstraction has 270 states and 371 transitions. [2023-11-12 02:13:09,707 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2023-11-12 02:13:09,708 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 270 states and 371 transitions. [2023-11-12 02:13:09,709 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 263 [2023-11-12 02:13:09,709 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:13:09,709 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:13:09,710 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-12 02:13:09,710 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:13:09,710 INFO L748 eck$LassoCheckResult]: Stem: 5943#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);~count_int_int~0 := 0; 5944#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~mem8#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem12#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~mem16#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~switch28#1, main_#t~mem29#1, main_#t~mem30#1, main_#t~mem31#1, main_#t~mem32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~mem35#1, main_#t~mem36#1, main_#t~mem37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~malloc49#1.base, main_#t~malloc49#1.offset, main_#t~mem50#1.base, main_#t~mem50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~memset~res52#1.base, main_#t~memset~res52#1.offset, main_#t~mem53#1.base, main_#t~mem53#1.offset, main_#t~mem54#1.base, main_#t~mem54#1.offset, main_#t~mem55#1.base, main_#t~mem55#1.offset, main_#t~mem56#1.base, main_#t~mem56#1.offset, main_#t~mem57#1.base, main_#t~mem57#1.offset, main_#t~malloc58#1.base, main_#t~malloc58#1.offset, main_#t~mem59#1.base, main_#t~mem59#1.offset, main_#t~mem60#1.base, main_#t~mem60#1.offset, main_#t~mem61#1.base, main_#t~mem61#1.offset, main_#t~mem62#1.base, main_#t~mem62#1.offset, main_#t~mem63#1.base, main_#t~mem63#1.offset, main_#t~mem64#1.base, main_#t~mem64#1.offset, main_#t~memset~res65#1.base, main_#t~memset~res65#1.offset, main_#t~mem66#1.base, main_#t~mem66#1.offset, main_#t~mem67#1.base, main_#t~mem67#1.offset, main_#t~mem68#1.base, main_#t~mem68#1.offset, main_#t~mem69#1.base, main_#t~mem69#1.offset, main_#t~mem70#1, main_#t~mem71#1.base, main_#t~mem71#1.offset, main_#t~mem72#1.base, main_#t~mem72#1.offset, main_#t~mem73#1.base, main_#t~mem73#1.offset, main_#t~mem74#1.base, main_#t~mem74#1.offset, main_#t~mem75#1, main_#t~post76#1, main_#t~mem77#1.base, main_#t~mem77#1.offset, main_#t~mem78#1, main_#t~nondet79#1, main_#t~mem80#1.base, main_#t~mem80#1.offset, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1, main_#t~post83#1, main_#t~mem84#1.base, main_#t~mem84#1.offset, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem88#1, main_#t~mem87#1, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1, main_#t~short91#1, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1, main_#t~malloc94#1.base, main_#t~malloc94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1, main_#t~memset~res99#1.base, main_#t~memset~res99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem104#1, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1, main_#t~nondet105#1, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem109#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~nondet110#1, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1.base, main_#t~mem117#1.offset, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem121#1, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~nondet122#1, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1, main_#t~pre125#1, main_#t~mem126#1.base, main_#t~mem126#1.offset, main_#t~mem127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~post130#1, main_#t~mem134#1, main_#t~mem132#1, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem133#1, main_#t~mem135#1, main_#t~post136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~post112#1, main_#t~mem113#1.base, main_#t~mem113#1.offset, main_#t~mem114#1, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~post146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem153#1, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1, main_#t~ite156#1, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem159#1.base, main_#t~mem159#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~post5#1, main_#t~mem161#1, main_#t~mem162#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;havoc main_~i~0#1;havoc main_~user~0#1.base, main_~user~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;main_~i~0#1 := 0; 5892#L750-3 [2023-11-12 02:13:09,711 INFO L750 eck$LassoCheckResult]: Loop: 5892#L750-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 5848#L752 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 5849#L752-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);call write~int(main_~i~0#1 * main_~i~0#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4); 5850#L757-269 havoc main_~_ha_hashv~0#1; 5923#L757-176 goto; 5901#L757-174 havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; 5830#L757-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 5831#L757-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch28#1 := 11 == main_~_hj_k~0#1; 5945#L757-73 assume !main_#t~switch28#1; 5942#L757-75 main_#t~switch28#1 := main_#t~switch28#1 || 10 == main_~_hj_k~0#1; 5914#L757-76 assume !main_#t~switch28#1; 5915#L757-78 main_#t~switch28#1 := main_#t~switch28#1 || 9 == main_~_hj_k~0#1; 5955#L757-79 assume !main_#t~switch28#1; 5827#L757-81 main_#t~switch28#1 := main_#t~switch28#1 || 8 == main_~_hj_k~0#1; 5828#L757-82 assume !main_#t~switch28#1; 5928#L757-84 main_#t~switch28#1 := main_#t~switch28#1 || 7 == main_~_hj_k~0#1; 5841#L757-85 assume !main_#t~switch28#1; 5795#L757-87 main_#t~switch28#1 := main_#t~switch28#1 || 6 == main_~_hj_k~0#1; 5796#L757-88 assume !main_#t~switch28#1; 5935#L757-90 main_#t~switch28#1 := main_#t~switch28#1 || 5 == main_~_hj_k~0#1; 5936#L757-91 assume !main_#t~switch28#1; 5952#L757-93 main_#t~switch28#1 := main_#t~switch28#1 || 4 == main_~_hj_k~0#1; 5807#L757-94 assume main_#t~switch28#1;call main_#t~mem36#1 := read~int(main_~_hj_key~0#1.base, 3 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 16777216 * (main_#t~mem36#1 % 256 % 4294967296);havoc main_#t~mem36#1; 5808#L757-96 main_#t~switch28#1 := main_#t~switch28#1 || 3 == main_~_hj_k~0#1; 6009#L757-97 assume main_#t~switch28#1;call main_#t~mem37#1 := read~int(main_~_hj_key~0#1.base, 2 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 65536 * (main_#t~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 6008#L757-99 main_#t~switch28#1 := main_#t~switch28#1 || 2 == main_~_hj_k~0#1; 6007#L757-100 assume main_#t~switch28#1;call main_#t~mem38#1 := read~int(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 6006#L757-102 main_#t~switch28#1 := main_#t~switch28#1 || 1 == main_~_hj_k~0#1; 6005#L757-103 assume main_#t~switch28#1;call main_#t~mem39#1 := read~int(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + (if main_#t~mem39#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem39#1 % 256 % 4294967296 else main_#t~mem39#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem39#1; 5913#L757-105 havoc main_#t~switch28#1; 5937#L757-171 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 5867#L757-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet40#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 5793#L757-113 main_~_hj_i~0#1 := main_#t~nondet40#1;havoc main_#t~nondet40#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 5794#L757-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 5894#L757-116 assume !(0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296); 5895#L757-118 assume !(main_~_hj_j~0#1 % 4294967296 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296);assume main_#t~nondet41#1 % 4294967296 <= main_~_hj_j~0#1 % 4294967296 + 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296; 5874#L757-120 main_~_hj_j~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 5783#L757-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet42#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 5785#L757-127 main_~_ha_hashv~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 5964#L757-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 5859#L757-134 main_~_hj_i~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 5879#L757-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet44#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 5791#L757-141 main_~_hj_j~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 5792#L757-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet45#1 := main_~_hj_j~0#1 % 4294967296 / 32; 5842#L757-148 main_~_ha_hashv~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 5843#L757-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 5826#L757-155 main_~_hj_i~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 5887#L757-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet47#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 5888#L757-162 main_~_hj_j~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 5893#L757-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet48#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 5862#L757-169 main_~_ha_hashv~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#1; 5779#L757-170 goto; 5780#L757-172 havoc main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset; 5802#L757-173 goto; 5805#L757-175 goto; 5806#L757-266 call write~int(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_~user~0#1.base, 28 + main_~user~0#1.offset, 4);call write~int(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 5869#L757-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem66#1.base, main_#t~mem66#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem66#1.base, main_#t~mem66#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem66#1.base, main_#t~mem66#1.offset; 5871#L757-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem67#1.base, main_#t~mem67#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_#t~mem67#1.base, 16 + main_#t~mem67#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem70#1 := read~int(main_#t~mem69#1.base, 20 + main_#t~mem69#1.offset, 4);call write~$Pointer$(main_#t~mem68#1.base, main_#t~mem68#1.offset - main_#t~mem70#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset;havoc main_#t~mem68#1.base, main_#t~mem68#1.offset;havoc main_#t~mem69#1.base, main_#t~mem69#1.offset;havoc main_#t~mem70#1;call main_#t~mem71#1.base, main_#t~mem71#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_#t~mem71#1.base, 16 + main_#t~mem71#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem72#1.base, 8 + main_#t~mem72#1.offset, 4);havoc main_#t~mem71#1.base, main_#t~mem71#1.offset;havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem73#1.base, 16 + main_#t~mem73#1.offset, 4);havoc main_#t~mem73#1.base, main_#t~mem73#1.offset; 5860#L757-193 goto; 5814#L757-264 havoc main_~_ha_bkt~0#1;call main_#t~mem74#1.base, main_#t~mem74#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem75#1 := read~int(main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);main_#t~post76#1 := main_#t~mem75#1;call write~int(1 + main_#t~post76#1, main_#t~mem74#1.base, 12 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset;havoc main_#t~mem75#1;havoc main_#t~post76#1; 5815#L757-203 call main_#t~mem77#1.base, main_#t~mem77#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem78#1 := read~int(main_#t~mem77#1.base, 4 + main_#t~mem77#1.offset, 4); 5771#L757-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem78#1 - 1) % 4294967296;main_#t~nondet79#1 := 0; 5772#L757-201 main_~_ha_bkt~0#1 := main_#t~nondet79#1;havoc main_#t~mem77#1.base, main_#t~mem77#1.offset;havoc main_#t~mem78#1;havoc main_#t~nondet79#1; 5818#L757-202 goto; 5829#L757-261 call main_#t~mem80#1.base, main_#t~mem80#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_#t~mem80#1.base, main_#t~mem80#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem81#1.base, main_#t~mem81#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem80#1.base, main_#t~mem80#1.offset;havoc main_#t~mem81#1.base, main_#t~mem81#1.offset;call main_#t~mem82#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post83#1 := main_#t~mem82#1;call write~int(1 + main_#t~post83#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem82#1;havoc main_#t~post83#1;call main_#t~mem84#1.base, main_#t~mem84#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem84#1.base, main_#t~mem84#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem84#1.base, main_#t~mem84#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem85#1.base, main_#t~mem85#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 5956#L757-205 assume main_#t~mem85#1.base != 0 || main_#t~mem85#1.offset != 0;havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call main_#t~mem86#1.base, main_#t~mem86#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem86#1.base, 12 + main_#t~mem86#1.offset, 4);havoc main_#t~mem86#1.base, main_#t~mem86#1.offset; 5890#L757-207 call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem88#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem87#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short91#1 := main_#t~mem88#1 % 4294967296 >= 10 * (1 + main_#t~mem87#1) % 4294967296; 5800#L757-208 assume main_#t~short91#1;call main_#t~mem89#1.base, main_#t~mem89#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem90#1 := read~int(main_#t~mem89#1.base, 36 + main_#t~mem89#1.offset, 4);main_#t~short91#1 := 0 == main_#t~mem90#1 % 4294967296; 5801#L757-210 assume !main_#t~short91#1;havoc main_#t~mem88#1;havoc main_#t~mem87#1;havoc main_#t~mem89#1.base, main_#t~mem89#1.offset;havoc main_#t~mem90#1;havoc main_#t~short91#1; 5816#L757-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 5886#L757-260 goto; 5916#L757-262 havoc main_~_ha_bkt~0#1; 5917#L757-263 goto; 5905#L757-265 goto; 5812#L757-267 havoc main_~_ha_hashv~0#1; 5813#L757-268 goto; 5900#L750-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 5892#L750-3 [2023-11-12 02:13:09,711 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:13:09,711 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 9 times [2023-11-12 02:13:09,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:13:09,712 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [264719959] [2023-11-12 02:13:09,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:13:09,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:13:09,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:13:09,752 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:13:09,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:13:09,768 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:13:09,769 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:13:09,769 INFO L85 PathProgramCache]: Analyzing trace with hash -2119139418, now seen corresponding path program 1 times [2023-11-12 02:13:09,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:13:09,770 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1426280770] [2023-11-12 02:13:09,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:13:09,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:13:09,831 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:13:09,831 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [863957124] [2023-11-12 02:13:09,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:13:09,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:13:09,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28a84842-21b0-4635-b90c-a06f1f5748cf/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:09,839 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28a84842-21b0-4635-b90c-a06f1f5748cf/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:13:09,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28a84842-21b0-4635-b90c-a06f1f5748cf/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-12 02:13:18,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:13:18,299 INFO L262 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-12 02:13:18,301 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:13:42,811 WARN L293 SmtUtils]: Spent 24.06s on a formula simplification that was a NOOP. DAG size: 17 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)