./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa70544c-605c-4434-b050-3b337743e759/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa70544c-605c-4434-b050-3b337743e759/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa70544c-605c-4434-b050-3b337743e759/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa70544c-605c-4434-b050-3b337743e759/bin/uautomizer-verify-bycVGegfSx/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa70544c-605c-4434-b050-3b337743e759/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa70544c-605c-4434-b050-3b337743e759/bin/uautomizer-verify-bycVGegfSx --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 f947716b74eb4e4932bd5d636c4998c6e0af4555d045ab3a1d1cd79c9fa77ead --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:14:53,975 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:14:54,049 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa70544c-605c-4434-b050-3b337743e759/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-21 22:14:54,055 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:14:54,056 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:14:54,097 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:14:54,101 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:14:54,102 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:14:54,103 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:14:54,109 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:14:54,110 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:14:54,111 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:14:54,111 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:14:54,114 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-21 22:14:54,114 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-21 22:14:54,115 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-21 22:14:54,115 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-21 22:14:54,116 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-21 22:14:54,116 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-21 22:14:54,117 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:14:54,117 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-21 22:14:54,118 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 22:14:54,119 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:14:54,119 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 22:14:54,119 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:14:54,120 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-21 22:14:54,120 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-21 22:14:54,121 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-21 22:14:54,121 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 22:14:54,122 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 22:14:54,123 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:14:54,124 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-21 22:14:54,124 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:14:54,124 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:14:54,125 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:14:54,125 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:14:54,126 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:14:54,126 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-21 22:14:54,127 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_fa70544c-605c-4434-b050-3b337743e759/bin/uautomizer-verify-bycVGegfSx/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa70544c-605c-4434-b050-3b337743e759/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f947716b74eb4e4932bd5d636c4998c6e0af4555d045ab3a1d1cd79c9fa77ead [2023-11-21 22:14:54,429 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:14:54,460 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:14:54,463 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:14:54,464 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:14:54,467 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:14:54,468 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa70544c-605c-4434-b050-3b337743e759/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test1-1.i [2023-11-21 22:14:57,583 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:14:57,893 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:14:57,898 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa70544c-605c-4434-b050-3b337743e759/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test1-1.i [2023-11-21 22:14:57,920 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa70544c-605c-4434-b050-3b337743e759/bin/uautomizer-verify-bycVGegfSx/data/ecd9916b4/527be655457b4120a5461cfbff39241b/FLAG5242f2677 [2023-11-21 22:14:57,939 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa70544c-605c-4434-b050-3b337743e759/bin/uautomizer-verify-bycVGegfSx/data/ecd9916b4/527be655457b4120a5461cfbff39241b [2023-11-21 22:14:57,946 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:14:57,950 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:14:57,954 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:14:57,954 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:14:57,959 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:14:57,960 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:14:57" (1/1) ... [2023-11-21 22:14:57,961 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d17f4a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:57, skipping insertion in model container [2023-11-21 22:14:57,962 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:14:57" (1/1) ... [2023-11-21 22:14:58,066 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:14:58,348 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 22:14:58,660 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:14:58,687 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:14:58,746 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 22:14:58,825 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:14:58,873 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:14:58,881 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:14:58,882 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:58 WrapperNode [2023-11-21 22:14:58,882 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:14:58,884 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:14:58,884 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:14:58,884 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:14:58,892 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:58" (1/1) ... [2023-11-21 22:14:58,933 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:58" (1/1) ... [2023-11-21 22:14:59,002 INFO L138 Inliner]: procedures = 178, calls = 178, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 754 [2023-11-21 22:14:59,003 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:14:59,004 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:14:59,004 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:14:59,004 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:14:59,017 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:58" (1/1) ... [2023-11-21 22:14:59,017 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:58" (1/1) ... [2023-11-21 22:14:59,039 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:58" (1/1) ... [2023-11-21 22:14:59,130 WARN L106 HeapSplitter]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure #Ultimate.C_memset is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2023-11-21 22:14:59,130 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:58" (1/1) ... [2023-11-21 22:14:59,131 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:58" (1/1) ... [2023-11-21 22:14:59,192 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:58" (1/1) ... [2023-11-21 22:14:59,201 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:58" (1/1) ... [2023-11-21 22:14:59,206 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:58" (1/1) ... [2023-11-21 22:14:59,211 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:58" (1/1) ... [2023-11-21 22:14:59,219 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:14:59,220 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:14:59,220 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:14:59,220 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:14:59,221 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:58" (1/1) ... [2023-11-21 22:14:59,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:14:59,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa70544c-605c-4434-b050-3b337743e759/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:14:59,258 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa70544c-605c-4434-b050-3b337743e759/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:14:59,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa70544c-605c-4434-b050-3b337743e759/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-21 22:14:59,313 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 22:14:59,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 22:14:59,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 22:14:59,314 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 22:14:59,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 22:14:59,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:14:59,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 22:14:59,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 22:14:59,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 22:14:59,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 22:14:59,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 22:14:59,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:14:59,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:14:59,540 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:14:59,542 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:14:59,547 WARN L820 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-21 22:15:01,109 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:15:01,140 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:15:01,141 INFO L308 CfgBuilder]: Removed 31 assume(true) statements. [2023-11-21 22:15:01,143 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:15:01 BoogieIcfgContainer [2023-11-21 22:15:01,143 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:15:01,145 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-21 22:15:01,146 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-21 22:15:01,151 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-21 22:15:01,151 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-21 22:15:01,152 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.11 10:14:57" (1/3) ... [2023-11-21 22:15:01,153 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6890ea41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.11 10:15:01, skipping insertion in model container [2023-11-21 22:15:01,154 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-21 22:15:01,155 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:58" (2/3) ... [2023-11-21 22:15:01,157 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6890ea41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.11 10:15:01, skipping insertion in model container [2023-11-21 22:15:01,157 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-21 22:15:01,158 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:15:01" (3/3) ... [2023-11-21 22:15:01,160 INFO L332 chiAutomizerObserver]: Analyzing ICFG uthash_SFH_nondet_test1-1.i [2023-11-21 22:15:01,240 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-21 22:15:01,240 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-21 22:15:01,240 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-21 22:15:01,240 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-21 22:15:01,241 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-21 22:15:01,241 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-21 22:15:01,241 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-21 22:15:01,241 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-21 22:15:01,247 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 190 states, 185 states have (on average 1.6702702702702703) internal successors, (309), 185 states have internal predecessors, (309), 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) [2023-11-21 22:15:01,284 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 175 [2023-11-21 22:15:01,284 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:15:01,284 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:15:01,291 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:15:01,291 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2023-11-21 22:15:01,291 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-21 22:15:01,292 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 190 states, 185 states have (on average 1.6702702702702703) internal successors, (309), 185 states have internal predecessors, (309), 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) [2023-11-21 22:15:01,304 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 175 [2023-11-21 22:15:01,304 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:15:01,305 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:15:01,305 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:15:01,305 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2023-11-21 22:15:01,314 INFO L748 eck$LassoCheckResult]: Stem: 38#$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(11, 2); 55#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~nondet6#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem8#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~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~nondet28#1, main_#t~switch29#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~mem40#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_#t~nondet49#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~malloc50#1.base, main_#t~malloc50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~mem52#1.base, main_#t~mem52#1.offset, main_#t~memset~res53#1.base, main_#t~memset~res53#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~mem58#1.base, main_#t~mem58#1.offset, main_#t~malloc59#1.base, main_#t~malloc59#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~mem65#1.base, main_#t~mem65#1.offset, main_#t~memset~res66#1.base, main_#t~memset~res66#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.base, main_#t~mem70#1.offset, main_#t~mem71#1, 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.base, main_#t~mem75#1.offset, main_#t~mem76#1, main_#t~post77#1, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~nondet80#1, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~post84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem89#1, main_#t~mem88#1, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1, main_#t~short92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~malloc95#1.base, main_#t~malloc95#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.base, main_#t~mem98#1.offset, main_#t~mem99#1, main_#t~memset~res100#1.base, main_#t~memset~res100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem105#1, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1, main_#t~nondet106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem110#1, main_#t~mem108#1.base, main_#t~mem108#1.offset, main_#t~mem109#1, main_#t~nondet111#1, main_#t~mem112#1.base, main_#t~mem112#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~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem122#1, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1, main_#t~nondet123#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~pre126#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~post131#1, main_#t~mem135#1, main_#t~mem133#1, main_#t~mem132#1.base, main_#t~mem132#1.offset, main_#t~mem134#1, main_#t~mem136#1, main_#t~post137#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~post113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem115#1, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~post147#1, 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~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem154#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1, main_#t~ite157#1, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem156#1, main_#t~mem158#1.base, main_#t~mem158#1.offset, main_#t~mem159#1, main_#t~mem160#1.base, main_#t~mem160#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~post4#1, main_#t~mem162#1, main_#t~mem161#1.base, main_#t~mem161#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, main_~sum~0#1;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_~sum~0#1 := 0;main_~i~0#1 := 0; 156#L737-3true [2023-11-21 22:15:01,314 INFO L750 eck$LassoCheckResult]: Loop: 156#L737-3true assume !!(main_~i~0#1 < 10);call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; 2#L739true assume main_~user~0#1.base == 0 && main_~user~0#1.offset == 0;assume false; 158#L739-2true call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call main_#t~mem7#1 := read~int(main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);main_~sum~0#1 := main_~sum~0#1 + main_#t~mem7#1;havoc main_#t~mem7#1; 189#L745-269true assume !true; 132#L737-2true main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 156#L737-3true [2023-11-21 22:15:01,320 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:15:01,321 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 1 times [2023-11-21 22:15:01,331 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:15:01,331 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1814337327] [2023-11-21 22:15:01,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:15:01,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:15:01,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:15:01,428 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:15:01,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:15:01,469 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:15:01,472 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:15:01,472 INFO L85 PathProgramCache]: Analyzing trace with hash 46879672, now seen corresponding path program 1 times [2023-11-21 22:15:01,473 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:15:01,473 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [689620361] [2023-11-21 22:15:01,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:15:01,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:15:01,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:15:01,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:15:01,538 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:15:01,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [689620361] [2023-11-21 22:15:01,539 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [689620361] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:15:01,539 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:15:01,540 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 22:15:01,540 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266703335] [2023-11-21 22:15:01,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:15:01,545 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:15:01,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:15:01,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-21 22:15:01,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-21 22:15:01,591 INFO L87 Difference]: Start difference. First operand has 190 states, 185 states have (on average 1.6702702702702703) internal successors, (309), 185 states have internal predecessors, (309), 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) [2023-11-21 22:15:01,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:15:01,620 INFO L93 Difference]: Finished difference Result 189 states and 277 transitions. [2023-11-21 22:15:01,621 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 189 states and 277 transitions. [2023-11-21 22:15:01,662 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 175 [2023-11-21 22:15:01,670 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 189 states to 182 states and 270 transitions. [2023-11-21 22:15:01,671 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 182 [2023-11-21 22:15:01,673 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 182 [2023-11-21 22:15:01,673 INFO L73 IsDeterministic]: Start isDeterministic. Operand 182 states and 270 transitions. [2023-11-21 22:15:01,676 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:15:01,676 INFO L218 hiAutomatonCegarLoop]: Abstraction has 182 states and 270 transitions. [2023-11-21 22:15:01,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states and 270 transitions. [2023-11-21 22:15:01,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 182. [2023-11-21 22:15:01,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 182 states, 178 states have (on average 1.4831460674157304) internal successors, (264), 177 states have internal predecessors, (264), 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) [2023-11-21 22:15:01,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 270 transitions. [2023-11-21 22:15:01,747 INFO L240 hiAutomatonCegarLoop]: Abstraction has 182 states and 270 transitions. [2023-11-21 22:15:01,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 22:15:01,752 INFO L428 stractBuchiCegarLoop]: Abstraction has 182 states and 270 transitions. [2023-11-21 22:15:01,752 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-21 22:15:01,752 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 182 states and 270 transitions. [2023-11-21 22:15:01,757 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 175 [2023-11-21 22:15:01,757 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:15:01,757 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:15:01,762 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:15:01,762 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] [2023-11-21 22:15:01,762 INFO L748 eck$LassoCheckResult]: Stem: 457#$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(11, 2); 458#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~nondet6#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem8#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~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~nondet28#1, main_#t~switch29#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~mem40#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_#t~nondet49#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~malloc50#1.base, main_#t~malloc50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~mem52#1.base, main_#t~mem52#1.offset, main_#t~memset~res53#1.base, main_#t~memset~res53#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~mem58#1.base, main_#t~mem58#1.offset, main_#t~malloc59#1.base, main_#t~malloc59#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~mem65#1.base, main_#t~mem65#1.offset, main_#t~memset~res66#1.base, main_#t~memset~res66#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.base, main_#t~mem70#1.offset, main_#t~mem71#1, 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.base, main_#t~mem75#1.offset, main_#t~mem76#1, main_#t~post77#1, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~nondet80#1, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~post84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem89#1, main_#t~mem88#1, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1, main_#t~short92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~malloc95#1.base, main_#t~malloc95#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.base, main_#t~mem98#1.offset, main_#t~mem99#1, main_#t~memset~res100#1.base, main_#t~memset~res100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem105#1, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1, main_#t~nondet106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem110#1, main_#t~mem108#1.base, main_#t~mem108#1.offset, main_#t~mem109#1, main_#t~nondet111#1, main_#t~mem112#1.base, main_#t~mem112#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~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem122#1, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1, main_#t~nondet123#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~pre126#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~post131#1, main_#t~mem135#1, main_#t~mem133#1, main_#t~mem132#1.base, main_#t~mem132#1.offset, main_#t~mem134#1, main_#t~mem136#1, main_#t~post137#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~post113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem115#1, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~post147#1, 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~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem154#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1, main_#t~ite157#1, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem156#1, main_#t~mem158#1.base, main_#t~mem158#1.offset, main_#t~mem159#1, main_#t~mem160#1.base, main_#t~mem160#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~post4#1, main_#t~mem162#1, main_#t~mem161#1.base, main_#t~mem161#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, main_~sum~0#1;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_~sum~0#1 := 0;main_~i~0#1 := 0; 479#L737-3 [2023-11-21 22:15:01,765 INFO L750 eck$LassoCheckResult]: Loop: 479#L737-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; 387#L739 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 388#L739-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call main_#t~mem7#1 := read~int(main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);main_~sum~0#1 := main_~sum~0#1 + main_#t~mem7#1;havoc main_#t~mem7#1; 566#L745-269 havoc main_~_ha_hashv~0#1; 561#L745-176 goto; 558#L745-174 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; 431#L745-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 432#L745-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch29#1 := 11 == main_~_hj_k~0#1; 567#L745-73 assume main_#t~switch29#1;call main_#t~mem30#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~mem30#1 % 256 % 4294967296);havoc main_#t~mem30#1; 415#L745-75 main_#t~switch29#1 := main_#t~switch29#1 || 10 == main_~_hj_k~0#1; 416#L745-76 assume main_#t~switch29#1;call main_#t~mem31#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~mem31#1 % 256 % 4294967296);havoc main_#t~mem31#1; 476#L745-78 main_#t~switch29#1 := main_#t~switch29#1 || 9 == main_~_hj_k~0#1; 450#L745-79 assume main_#t~switch29#1;call main_#t~mem32#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~mem32#1 % 256 % 4294967296);havoc main_#t~mem32#1; 451#L745-81 main_#t~switch29#1 := main_#t~switch29#1 || 8 == main_~_hj_k~0#1; 503#L745-82 assume main_#t~switch29#1;call main_#t~mem33#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~mem33#1 % 256 % 4294967296);havoc main_#t~mem33#1; 477#L745-84 main_#t~switch29#1 := main_#t~switch29#1 || 7 == main_~_hj_k~0#1; 459#L745-85 assume main_#t~switch29#1;call main_#t~mem34#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~mem34#1 % 256 % 4294967296);havoc main_#t~mem34#1; 460#L745-87 main_#t~switch29#1 := main_#t~switch29#1 || 6 == main_~_hj_k~0#1; 470#L745-88 assume !main_#t~switch29#1; 525#L745-90 main_#t~switch29#1 := main_#t~switch29#1 || 5 == main_~_hj_k~0#1; 526#L745-91 assume main_#t~switch29#1;call main_#t~mem36#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~mem36#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem36#1 % 256 % 4294967296 else main_#t~mem36#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem36#1; 473#L745-93 main_#t~switch29#1 := main_#t~switch29#1 || 4 == main_~_hj_k~0#1; 428#L745-94 assume main_#t~switch29#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 429#L745-96 main_#t~switch29#1 := main_#t~switch29#1 || 3 == main_~_hj_k~0#1; 520#L745-97 assume main_#t~switch29#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 521#L745-99 main_#t~switch29#1 := main_#t~switch29#1 || 2 == main_~_hj_k~0#1; 535#L745-100 assume main_#t~switch29#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 493#L745-102 main_#t~switch29#1 := main_#t~switch29#1 || 1 == main_~_hj_k~0#1; 494#L745-103 assume main_#t~switch29#1;call main_#t~mem40#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~mem40#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem40#1 % 256 % 4294967296 else main_#t~mem40#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem40#1; 449#L745-105 havoc main_#t~switch29#1; 447#L745-171 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; 448#L745-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet41#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 402#L745-113 main_~_hj_i~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#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; 524#L745-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet42#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 421#L745-120 main_~_hj_j~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 422#L745-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet43#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 502#L745-127 main_~_ha_hashv~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#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; 496#L745-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet44#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 403#L745-134 main_~_hj_i~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#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; 404#L745-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet45#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 511#L745-141 main_~_hj_j~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 512#L745-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet46#1 := main_~_hj_j~0#1 % 4294967296 / 32; 564#L745-148 main_~_ha_hashv~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#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; 531#L745-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet47#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 499#L745-155 main_~_hj_i~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#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; 557#L745-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet48#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 484#L745-162 main_~_hj_j~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 407#L745-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet49#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 408#L745-169 main_~_ha_hashv~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#1; 430#L745-170 goto; 486#L745-172 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; 487#L745-173 goto; 522#L745-175 goto; 468#L745-266 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); 469#L745-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);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 write~$Pointer$(main_#t~mem67#1.base, main_#t~mem67#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; 441#L745-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_#t~mem68#1.base, 16 + main_#t~mem68#1.offset, 4);call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 20 + main_#t~mem70#1.offset, 4);call write~$Pointer$(main_#t~mem69#1.base, main_#t~mem69#1.offset - main_#t~mem71#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);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.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem73#1.base, 8 + main_#t~mem73#1.offset, 4);havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1.base, main_#t~mem73#1.offset;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 write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset; 442#L745-193 goto; 545#L745-264 havoc main_~_ha_bkt~0#1;call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem76#1 := read~int(main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);main_#t~post77#1 := main_#t~mem76#1;call write~int(1 + main_#t~post77#1, main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;havoc main_#t~mem76#1;havoc main_#t~post77#1; 560#L745-203 call main_#t~mem78#1.base, main_#t~mem78#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem79#1 := read~int(main_#t~mem78#1.base, 4 + main_#t~mem78#1.offset, 4); 398#L745-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem79#1 - 1) % 4294967296;main_#t~nondet80#1 := 0; 399#L745-201 main_~_ha_bkt~0#1 := main_#t~nondet80#1;havoc main_#t~mem78#1.base, main_#t~mem78#1.offset;havoc main_#t~mem79#1;havoc main_#t~nondet80#1; 485#L745-202 goto; 527#L745-261 call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$(main_#t~mem81#1.base, main_#t~mem81#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem82#1.base, main_#t~mem82#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~mem81#1.base, main_#t~mem81#1.offset;havoc main_#t~mem82#1.base, main_#t~mem82#1.offset;call main_#t~mem83#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post84#1 := main_#t~mem83#1;call write~int(1 + main_#t~post84#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem83#1;havoc main_#t~post84#1;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);call write~$Pointer$(main_#t~mem85#1.base, main_#t~mem85#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);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); 393#L745-205 assume main_#t~mem86#1.base != 0 || main_#t~mem86#1.offset != 0;havoc main_#t~mem86#1.base, main_#t~mem86#1.offset;call main_#t~mem87#1.base, main_#t~mem87#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~mem87#1.base, 12 + main_#t~mem87#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset; 394#L745-207 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~mem89#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem88#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short92#1 := main_#t~mem89#1 % 4294967296 >= 10 * (1 + main_#t~mem88#1) % 4294967296; 478#L745-208 assume main_#t~short92#1;call main_#t~mem90#1.base, main_#t~mem90#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem91#1 := read~int(main_#t~mem90#1.base, 36 + main_#t~mem90#1.offset, 4);main_#t~short92#1 := 0 == main_#t~mem91#1 % 4294967296; 546#L745-210 assume !main_#t~short92#1;havoc main_#t~mem89#1;havoc main_#t~mem88#1;havoc main_#t~mem90#1.base, main_#t~mem90#1.offset;havoc main_#t~mem91#1;havoc main_#t~short92#1; 505#L745-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 510#L745-260 goto; 480#L745-262 havoc main_~_ha_bkt~0#1; 481#L745-263 goto; 488#L745-265 goto; 489#L745-267 havoc main_~_ha_hashv~0#1; 534#L745-268 goto; 548#L737-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 479#L737-3 [2023-11-21 22:15:01,766 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:15:01,766 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 2 times [2023-11-21 22:15:01,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:15:01,767 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [698861780] [2023-11-21 22:15:01,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:15:01,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:15:01,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:15:01,795 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:15:01,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:15:01,822 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:15:01,827 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:15:01,827 INFO L85 PathProgramCache]: Analyzing trace with hash 1755429761, now seen corresponding path program 1 times [2023-11-21 22:15:01,827 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:15:01,828 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1347996796] [2023-11-21 22:15:01,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:15:01,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:15:01,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:15:02,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:15:02,573 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:15:02,573 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1347996796] [2023-11-21 22:15:02,573 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1347996796] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:15:02,574 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:15:02,574 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-21 22:15:02,574 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579254082] [2023-11-21 22:15:02,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:15:02,575 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:15:02,576 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:15:02,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-21 22:15:02,578 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-21 22:15:02,578 INFO L87 Difference]: Start difference. First operand 182 states and 270 transitions. cyclomatic complexity: 91 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) [2023-11-21 22:15:02,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:15:02,759 INFO L93 Difference]: Finished difference Result 186 states and 267 transitions. [2023-11-21 22:15:02,759 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 186 states and 267 transitions. [2023-11-21 22:15:02,762 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 179 [2023-11-21 22:15:02,765 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 186 states to 186 states and 267 transitions. [2023-11-21 22:15:02,766 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 186 [2023-11-21 22:15:02,766 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 186 [2023-11-21 22:15:02,767 INFO L73 IsDeterministic]: Start isDeterministic. Operand 186 states and 267 transitions. [2023-11-21 22:15:02,768 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:15:02,769 INFO L218 hiAutomatonCegarLoop]: Abstraction has 186 states and 267 transitions. [2023-11-21 22:15:02,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 186 states and 267 transitions. [2023-11-21 22:15:02,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 186 to 182. [2023-11-21 22:15:02,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 182 states, 178 states have (on average 1.4438202247191012) internal successors, (257), 177 states have internal predecessors, (257), 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) [2023-11-21 22:15:02,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 263 transitions. [2023-11-21 22:15:02,783 INFO L240 hiAutomatonCegarLoop]: Abstraction has 182 states and 263 transitions. [2023-11-21 22:15:02,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-21 22:15:02,784 INFO L428 stractBuchiCegarLoop]: Abstraction has 182 states and 263 transitions. [2023-11-21 22:15:02,785 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-21 22:15:02,785 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 182 states and 263 transitions. [2023-11-21 22:15:02,786 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 175 [2023-11-21 22:15:02,787 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:15:02,787 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:15:02,789 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:15:02,789 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] [2023-11-21 22:15:02,789 INFO L748 eck$LassoCheckResult]: Stem: 832#$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(11, 2); 833#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~nondet6#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem8#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~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~nondet28#1, main_#t~switch29#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~mem40#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_#t~nondet49#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~malloc50#1.base, main_#t~malloc50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~mem52#1.base, main_#t~mem52#1.offset, main_#t~memset~res53#1.base, main_#t~memset~res53#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~mem58#1.base, main_#t~mem58#1.offset, main_#t~malloc59#1.base, main_#t~malloc59#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~mem65#1.base, main_#t~mem65#1.offset, main_#t~memset~res66#1.base, main_#t~memset~res66#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.base, main_#t~mem70#1.offset, main_#t~mem71#1, 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.base, main_#t~mem75#1.offset, main_#t~mem76#1, main_#t~post77#1, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~nondet80#1, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~post84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem89#1, main_#t~mem88#1, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1, main_#t~short92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~malloc95#1.base, main_#t~malloc95#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.base, main_#t~mem98#1.offset, main_#t~mem99#1, main_#t~memset~res100#1.base, main_#t~memset~res100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem105#1, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1, main_#t~nondet106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem110#1, main_#t~mem108#1.base, main_#t~mem108#1.offset, main_#t~mem109#1, main_#t~nondet111#1, main_#t~mem112#1.base, main_#t~mem112#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~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem122#1, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1, main_#t~nondet123#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~pre126#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~post131#1, main_#t~mem135#1, main_#t~mem133#1, main_#t~mem132#1.base, main_#t~mem132#1.offset, main_#t~mem134#1, main_#t~mem136#1, main_#t~post137#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~post113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem115#1, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~post147#1, 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~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem154#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1, main_#t~ite157#1, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem156#1, main_#t~mem158#1.base, main_#t~mem158#1.offset, main_#t~mem159#1, main_#t~mem160#1.base, main_#t~mem160#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~post4#1, main_#t~mem162#1, main_#t~mem161#1.base, main_#t~mem161#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, main_~sum~0#1;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_~sum~0#1 := 0;main_~i~0#1 := 0; 855#L737-3 [2023-11-21 22:15:02,790 INFO L750 eck$LassoCheckResult]: Loop: 855#L737-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; 764#L739 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 765#L739-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call main_#t~mem7#1 := read~int(main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);main_~sum~0#1 := main_~sum~0#1 + main_#t~mem7#1;havoc main_#t~mem7#1; 943#L745-269 havoc main_~_ha_hashv~0#1; 937#L745-176 goto; 935#L745-174 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; 805#L745-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 806#L745-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch29#1 := 11 == main_~_hj_k~0#1; 944#L745-73 assume !main_#t~switch29#1; 792#L745-75 main_#t~switch29#1 := main_#t~switch29#1 || 10 == main_~_hj_k~0#1; 793#L745-76 assume !main_#t~switch29#1; 853#L745-78 main_#t~switch29#1 := main_#t~switch29#1 || 9 == main_~_hj_k~0#1; 827#L745-79 assume !main_#t~switch29#1; 828#L745-81 main_#t~switch29#1 := main_#t~switch29#1 || 8 == main_~_hj_k~0#1; 880#L745-82 assume !main_#t~switch29#1; 854#L745-84 main_#t~switch29#1 := main_#t~switch29#1 || 7 == main_~_hj_k~0#1; 836#L745-85 assume !main_#t~switch29#1; 837#L745-87 main_#t~switch29#1 := main_#t~switch29#1 || 6 == main_~_hj_k~0#1; 847#L745-88 assume !main_#t~switch29#1; 901#L745-90 main_#t~switch29#1 := main_#t~switch29#1 || 5 == main_~_hj_k~0#1; 902#L745-91 assume !main_#t~switch29#1; 852#L745-93 main_#t~switch29#1 := main_#t~switch29#1 || 4 == main_~_hj_k~0#1; 808#L745-94 assume main_#t~switch29#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 809#L745-96 main_#t~switch29#1 := main_#t~switch29#1 || 3 == main_~_hj_k~0#1; 897#L745-97 assume main_#t~switch29#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 898#L745-99 main_#t~switch29#1 := main_#t~switch29#1 || 2 == main_~_hj_k~0#1; 912#L745-100 assume main_#t~switch29#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 871#L745-102 main_#t~switch29#1 := main_#t~switch29#1 || 1 == main_~_hj_k~0#1; 872#L745-103 assume main_#t~switch29#1;call main_#t~mem40#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~mem40#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem40#1 % 256 % 4294967296 else main_#t~mem40#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem40#1; 826#L745-105 havoc main_#t~switch29#1; 824#L745-171 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 825#L745-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet41#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 779#L745-113 main_~_hj_i~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#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; 903#L745-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet42#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 798#L745-120 main_~_hj_j~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 799#L745-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet43#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 879#L745-127 main_~_ha_hashv~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#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; 873#L745-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet44#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 780#L745-134 main_~_hj_i~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#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; 781#L745-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet45#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 888#L745-141 main_~_hj_j~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 889#L745-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet46#1 := main_~_hj_j~0#1 % 4294967296 / 32; 941#L745-148 main_~_ha_hashv~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#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; 908#L745-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet47#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 876#L745-155 main_~_hj_i~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#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; 934#L745-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet48#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 861#L745-162 main_~_hj_j~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 784#L745-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet49#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 785#L745-169 main_~_ha_hashv~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#1; 810#L745-170 goto; 863#L745-172 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; 864#L745-173 goto; 900#L745-175 goto; 845#L745-266 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); 846#L745-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);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 write~$Pointer$(main_#t~mem67#1.base, main_#t~mem67#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; 821#L745-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_#t~mem68#1.base, 16 + main_#t~mem68#1.offset, 4);call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 20 + main_#t~mem70#1.offset, 4);call write~$Pointer$(main_#t~mem69#1.base, main_#t~mem69#1.offset - main_#t~mem71#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);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.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem73#1.base, 8 + main_#t~mem73#1.offset, 4);havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1.base, main_#t~mem73#1.offset;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 write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset; 822#L745-193 goto; 922#L745-264 havoc main_~_ha_bkt~0#1;call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem76#1 := read~int(main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);main_#t~post77#1 := main_#t~mem76#1;call write~int(1 + main_#t~post77#1, main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;havoc main_#t~mem76#1;havoc main_#t~post77#1; 938#L745-203 call main_#t~mem78#1.base, main_#t~mem78#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem79#1 := read~int(main_#t~mem78#1.base, 4 + main_#t~mem78#1.offset, 4); 775#L745-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem79#1 - 1) % 4294967296;main_#t~nondet80#1 := 0; 776#L745-201 main_~_ha_bkt~0#1 := main_#t~nondet80#1;havoc main_#t~mem78#1.base, main_#t~mem78#1.offset;havoc main_#t~mem79#1;havoc main_#t~nondet80#1; 862#L745-202 goto; 904#L745-261 call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$(main_#t~mem81#1.base, main_#t~mem81#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem82#1.base, main_#t~mem82#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~mem81#1.base, main_#t~mem81#1.offset;havoc main_#t~mem82#1.base, main_#t~mem82#1.offset;call main_#t~mem83#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post84#1 := main_#t~mem83#1;call write~int(1 + main_#t~post84#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem83#1;havoc main_#t~post84#1;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);call write~$Pointer$(main_#t~mem85#1.base, main_#t~mem85#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);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); 770#L745-205 assume main_#t~mem86#1.base != 0 || main_#t~mem86#1.offset != 0;havoc main_#t~mem86#1.base, main_#t~mem86#1.offset;call main_#t~mem87#1.base, main_#t~mem87#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~mem87#1.base, 12 + main_#t~mem87#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset; 771#L745-207 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~mem89#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem88#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short92#1 := main_#t~mem89#1 % 4294967296 >= 10 * (1 + main_#t~mem88#1) % 4294967296; 856#L745-208 assume main_#t~short92#1;call main_#t~mem90#1.base, main_#t~mem90#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem91#1 := read~int(main_#t~mem90#1.base, 36 + main_#t~mem90#1.offset, 4);main_#t~short92#1 := 0 == main_#t~mem91#1 % 4294967296; 923#L745-210 assume !main_#t~short92#1;havoc main_#t~mem89#1;havoc main_#t~mem88#1;havoc main_#t~mem90#1.base, main_#t~mem90#1.offset;havoc main_#t~mem91#1;havoc main_#t~short92#1; 882#L745-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 887#L745-260 goto; 857#L745-262 havoc main_~_ha_bkt~0#1; 858#L745-263 goto; 865#L745-265 goto; 866#L745-267 havoc main_~_ha_hashv~0#1; 911#L745-268 goto; 925#L737-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 855#L737-3 [2023-11-21 22:15:02,791 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:15:02,791 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 3 times [2023-11-21 22:15:02,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:15:02,792 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [777631026] [2023-11-21 22:15:02,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:15:02,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:15:02,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:15:02,801 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:15:02,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:15:02,839 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:15:02,840 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:15:02,840 INFO L85 PathProgramCache]: Analyzing trace with hash -1950207859, now seen corresponding path program 1 times [2023-11-21 22:15:02,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:15:02,841 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1937578738] [2023-11-21 22:15:02,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:15:02,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:15:03,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:15:03,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:15:03,919 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:15:03,920 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1937578738] [2023-11-21 22:15:03,920 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1937578738] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:15:03,920 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:15:03,920 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-21 22:15:03,921 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1091914810] [2023-11-21 22:15:03,921 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:15:03,921 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:15:03,922 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:15:03,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-21 22:15:03,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-21 22:15:03,923 INFO L87 Difference]: Start difference. First operand 182 states and 263 transitions. cyclomatic complexity: 84 Second operand has 6 states, 6 states have (on average 12.5) internal successors, (75), 6 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) [2023-11-21 22:15:04,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:15:04,707 INFO L93 Difference]: Finished difference Result 216 states and 307 transitions. [2023-11-21 22:15:04,707 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 216 states and 307 transitions. [2023-11-21 22:15:04,710 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 209 [2023-11-21 22:15:04,713 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 216 states to 216 states and 307 transitions. [2023-11-21 22:15:04,713 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 216 [2023-11-21 22:15:04,715 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 216 [2023-11-21 22:15:04,715 INFO L73 IsDeterministic]: Start isDeterministic. Operand 216 states and 307 transitions. [2023-11-21 22:15:04,717 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:15:04,717 INFO L218 hiAutomatonCegarLoop]: Abstraction has 216 states and 307 transitions. [2023-11-21 22:15:04,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states and 307 transitions. [2023-11-21 22:15:04,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 210. [2023-11-21 22:15:04,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 210 states, 206 states have (on average 1.412621359223301) internal successors, (291), 205 states have internal predecessors, (291), 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) [2023-11-21 22:15:04,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 297 transitions. [2023-11-21 22:15:04,732 INFO L240 hiAutomatonCegarLoop]: Abstraction has 210 states and 297 transitions. [2023-11-21 22:15:04,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-21 22:15:04,733 INFO L428 stractBuchiCegarLoop]: Abstraction has 210 states and 297 transitions. [2023-11-21 22:15:04,734 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-11-21 22:15:04,734 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 210 states and 297 transitions. [2023-11-21 22:15:04,735 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 203 [2023-11-21 22:15:04,736 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:15:04,736 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:15:04,737 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:15:04,738 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] [2023-11-21 22:15:04,738 INFO L748 eck$LassoCheckResult]: Stem: 1243#$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(11, 2); 1244#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~nondet6#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem8#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~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~nondet28#1, main_#t~switch29#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~mem40#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_#t~nondet49#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~malloc50#1.base, main_#t~malloc50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~mem52#1.base, main_#t~mem52#1.offset, main_#t~memset~res53#1.base, main_#t~memset~res53#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~mem58#1.base, main_#t~mem58#1.offset, main_#t~malloc59#1.base, main_#t~malloc59#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~mem65#1.base, main_#t~mem65#1.offset, main_#t~memset~res66#1.base, main_#t~memset~res66#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.base, main_#t~mem70#1.offset, main_#t~mem71#1, 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.base, main_#t~mem75#1.offset, main_#t~mem76#1, main_#t~post77#1, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~nondet80#1, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~post84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem89#1, main_#t~mem88#1, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1, main_#t~short92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~malloc95#1.base, main_#t~malloc95#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.base, main_#t~mem98#1.offset, main_#t~mem99#1, main_#t~memset~res100#1.base, main_#t~memset~res100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem105#1, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1, main_#t~nondet106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem110#1, main_#t~mem108#1.base, main_#t~mem108#1.offset, main_#t~mem109#1, main_#t~nondet111#1, main_#t~mem112#1.base, main_#t~mem112#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~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem122#1, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1, main_#t~nondet123#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~pre126#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~post131#1, main_#t~mem135#1, main_#t~mem133#1, main_#t~mem132#1.base, main_#t~mem132#1.offset, main_#t~mem134#1, main_#t~mem136#1, main_#t~post137#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~post113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem115#1, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~post147#1, 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~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem154#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1, main_#t~ite157#1, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem156#1, main_#t~mem158#1.base, main_#t~mem158#1.offset, main_#t~mem159#1, main_#t~mem160#1.base, main_#t~mem160#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~post4#1, main_#t~mem162#1, main_#t~mem161#1.base, main_#t~mem161#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, main_~sum~0#1;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_~sum~0#1 := 0;main_~i~0#1 := 0; 1265#L737-3 [2023-11-21 22:15:04,738 INFO L750 eck$LassoCheckResult]: Loop: 1265#L737-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; 1173#L739 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 1174#L739-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call main_#t~mem7#1 := read~int(main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);main_~sum~0#1 := main_~sum~0#1 + main_#t~mem7#1;havoc main_#t~mem7#1; 1355#L745-269 havoc main_~_ha_hashv~0#1; 1350#L745-176 goto; 1346#L745-174 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; 1347#L745-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 1382#L745-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch29#1 := 11 == main_~_hj_k~0#1; 1381#L745-73 assume !main_#t~switch29#1; 1380#L745-75 main_#t~switch29#1 := main_#t~switch29#1 || 10 == main_~_hj_k~0#1; 1379#L745-76 assume !main_#t~switch29#1; 1378#L745-78 main_#t~switch29#1 := main_#t~switch29#1 || 9 == main_~_hj_k~0#1; 1377#L745-79 assume !main_#t~switch29#1; 1376#L745-81 main_#t~switch29#1 := main_#t~switch29#1 || 8 == main_~_hj_k~0#1; 1375#L745-82 assume !main_#t~switch29#1; 1374#L745-84 main_#t~switch29#1 := main_#t~switch29#1 || 7 == main_~_hj_k~0#1; 1373#L745-85 assume !main_#t~switch29#1; 1372#L745-87 main_#t~switch29#1 := main_#t~switch29#1 || 6 == main_~_hj_k~0#1; 1371#L745-88 assume !main_#t~switch29#1; 1370#L745-90 main_#t~switch29#1 := main_#t~switch29#1 || 5 == main_~_hj_k~0#1; 1369#L745-91 assume !main_#t~switch29#1; 1368#L745-93 main_#t~switch29#1 := main_#t~switch29#1 || 4 == main_~_hj_k~0#1; 1367#L745-94 assume main_#t~switch29#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 1366#L745-96 main_#t~switch29#1 := main_#t~switch29#1 || 3 == main_~_hj_k~0#1; 1308#L745-97 assume main_#t~switch29#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 1309#L745-99 main_#t~switch29#1 := main_#t~switch29#1 || 2 == main_~_hj_k~0#1; 1323#L745-100 assume main_#t~switch29#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 1280#L745-102 main_#t~switch29#1 := main_#t~switch29#1 || 1 == main_~_hj_k~0#1; 1281#L745-103 assume main_#t~switch29#1;call main_#t~mem40#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~mem40#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem40#1 % 256 % 4294967296 else main_#t~mem40#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem40#1; 1235#L745-105 havoc main_#t~switch29#1; 1233#L745-171 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; 1234#L745-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet41#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 1268#L745-113 main_~_hj_i~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#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; 1312#L745-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 1209#L745-116 assume 0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296;main_#t~nondet42#1 := main_~_hj_j~0#1; 1207#L745-120 main_~_hj_j~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 1208#L745-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet43#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 1289#L745-127 main_~_ha_hashv~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#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; 1283#L745-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet44#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 1189#L745-134 main_~_hj_i~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#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; 1190#L745-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet45#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 1298#L745-141 main_~_hj_j~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 1299#L745-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet46#1 := main_~_hj_j~0#1 % 4294967296 / 32; 1353#L745-148 main_~_ha_hashv~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#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; 1319#L745-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet47#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 1286#L745-155 main_~_hj_i~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#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; 1345#L745-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet48#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 1271#L745-162 main_~_hj_j~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 1193#L745-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet49#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 1194#L745-169 main_~_ha_hashv~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#1; 1219#L745-170 goto; 1273#L745-172 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; 1274#L745-173 goto; 1310#L745-175 goto; 1254#L745-266 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); 1255#L745-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);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 write~$Pointer$(main_#t~mem67#1.base, main_#t~mem67#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; 1225#L745-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_#t~mem68#1.base, 16 + main_#t~mem68#1.offset, 4);call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 20 + main_#t~mem70#1.offset, 4);call write~$Pointer$(main_#t~mem69#1.base, main_#t~mem69#1.offset - main_#t~mem71#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);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.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem73#1.base, 8 + main_#t~mem73#1.offset, 4);havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1.base, main_#t~mem73#1.offset;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 write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset; 1226#L745-193 goto; 1333#L745-264 havoc main_~_ha_bkt~0#1;call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem76#1 := read~int(main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);main_#t~post77#1 := main_#t~mem76#1;call write~int(1 + main_#t~post77#1, main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;havoc main_#t~mem76#1;havoc main_#t~post77#1; 1349#L745-203 call main_#t~mem78#1.base, main_#t~mem78#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem79#1 := read~int(main_#t~mem78#1.base, 4 + main_#t~mem78#1.offset, 4); 1184#L745-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem79#1 - 1) % 4294967296;main_#t~nondet80#1 := 0; 1185#L745-201 main_~_ha_bkt~0#1 := main_#t~nondet80#1;havoc main_#t~mem78#1.base, main_#t~mem78#1.offset;havoc main_#t~mem79#1;havoc main_#t~nondet80#1; 1272#L745-202 goto; 1315#L745-261 call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$(main_#t~mem81#1.base, main_#t~mem81#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem82#1.base, main_#t~mem82#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~mem81#1.base, main_#t~mem81#1.offset;havoc main_#t~mem82#1.base, main_#t~mem82#1.offset;call main_#t~mem83#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post84#1 := main_#t~mem83#1;call write~int(1 + main_#t~post84#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem83#1;havoc main_#t~post84#1;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);call write~$Pointer$(main_#t~mem85#1.base, main_#t~mem85#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);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); 1179#L745-205 assume main_#t~mem86#1.base != 0 || main_#t~mem86#1.offset != 0;havoc main_#t~mem86#1.base, main_#t~mem86#1.offset;call main_#t~mem87#1.base, main_#t~mem87#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~mem87#1.base, 12 + main_#t~mem87#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset; 1180#L745-207 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~mem89#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem88#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short92#1 := main_#t~mem89#1 % 4294967296 >= 10 * (1 + main_#t~mem88#1) % 4294967296; 1264#L745-208 assume main_#t~short92#1;call main_#t~mem90#1.base, main_#t~mem90#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem91#1 := read~int(main_#t~mem90#1.base, 36 + main_#t~mem90#1.offset, 4);main_#t~short92#1 := 0 == main_#t~mem91#1 % 4294967296; 1334#L745-210 assume !main_#t~short92#1;havoc main_#t~mem89#1;havoc main_#t~mem88#1;havoc main_#t~mem90#1.base, main_#t~mem90#1.offset;havoc main_#t~mem91#1;havoc main_#t~short92#1; 1292#L745-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 1297#L745-260 goto; 1266#L745-262 havoc main_~_ha_bkt~0#1; 1267#L745-263 goto; 1275#L745-265 goto; 1276#L745-267 havoc main_~_ha_hashv~0#1; 1322#L745-268 goto; 1335#L737-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1265#L737-3 [2023-11-21 22:15:04,739 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:15:04,739 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 4 times [2023-11-21 22:15:04,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:15:04,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [985984498] [2023-11-21 22:15:04,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:15:04,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:15:04,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:15:04,748 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:15:04,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:15:04,757 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:15:04,757 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:15:04,758 INFO L85 PathProgramCache]: Analyzing trace with hash 701726567, now seen corresponding path program 1 times [2023-11-21 22:15:04,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:15:04,758 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635766554] [2023-11-21 22:15:04,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:15:04,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:15:04,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:15:05,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:15:05,183 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:15:05,184 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1635766554] [2023-11-21 22:15:05,184 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1635766554] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:15:05,184 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:15:05,185 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-21 22:15:05,185 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533660334] [2023-11-21 22:15:05,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:15:05,186 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:15:05,186 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:15:05,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-21 22:15:05,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-21 22:15:05,187 INFO L87 Difference]: Start difference. First operand 210 states and 297 transitions. cyclomatic complexity: 90 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) [2023-11-21 22:15:05,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:15:05,965 INFO L93 Difference]: Finished difference Result 222 states and 315 transitions. [2023-11-21 22:15:05,965 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 222 states and 315 transitions. [2023-11-21 22:15:05,967 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 215 [2023-11-21 22:15:05,970 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 222 states to 222 states and 315 transitions. [2023-11-21 22:15:05,971 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 222 [2023-11-21 22:15:05,971 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 222 [2023-11-21 22:15:05,971 INFO L73 IsDeterministic]: Start isDeterministic. Operand 222 states and 315 transitions. [2023-11-21 22:15:05,973 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:15:05,973 INFO L218 hiAutomatonCegarLoop]: Abstraction has 222 states and 315 transitions. [2023-11-21 22:15:05,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222 states and 315 transitions. [2023-11-21 22:15:05,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222 to 219. [2023-11-21 22:15:05,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 219 states, 215 states have (on average 1.4186046511627908) internal successors, (305), 214 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) [2023-11-21 22:15:05,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 311 transitions. [2023-11-21 22:15:05,985 INFO L240 hiAutomatonCegarLoop]: Abstraction has 219 states and 311 transitions. [2023-11-21 22:15:05,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-21 22:15:05,986 INFO L428 stractBuchiCegarLoop]: Abstraction has 219 states and 311 transitions. [2023-11-21 22:15:05,986 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2023-11-21 22:15:05,987 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 219 states and 311 transitions. [2023-11-21 22:15:05,988 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 212 [2023-11-21 22:15:05,988 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:15:05,989 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:15:05,990 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:15:05,990 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] [2023-11-21 22:15:05,990 INFO L748 eck$LassoCheckResult]: Stem: 1687#$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(11, 2); 1688#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~nondet6#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem8#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~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~nondet28#1, main_#t~switch29#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~mem40#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_#t~nondet49#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~malloc50#1.base, main_#t~malloc50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~mem52#1.base, main_#t~mem52#1.offset, main_#t~memset~res53#1.base, main_#t~memset~res53#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~mem58#1.base, main_#t~mem58#1.offset, main_#t~malloc59#1.base, main_#t~malloc59#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~mem65#1.base, main_#t~mem65#1.offset, main_#t~memset~res66#1.base, main_#t~memset~res66#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.base, main_#t~mem70#1.offset, main_#t~mem71#1, 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.base, main_#t~mem75#1.offset, main_#t~mem76#1, main_#t~post77#1, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~nondet80#1, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~post84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem89#1, main_#t~mem88#1, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1, main_#t~short92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~malloc95#1.base, main_#t~malloc95#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.base, main_#t~mem98#1.offset, main_#t~mem99#1, main_#t~memset~res100#1.base, main_#t~memset~res100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem105#1, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1, main_#t~nondet106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem110#1, main_#t~mem108#1.base, main_#t~mem108#1.offset, main_#t~mem109#1, main_#t~nondet111#1, main_#t~mem112#1.base, main_#t~mem112#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~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem122#1, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1, main_#t~nondet123#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~pre126#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~post131#1, main_#t~mem135#1, main_#t~mem133#1, main_#t~mem132#1.base, main_#t~mem132#1.offset, main_#t~mem134#1, main_#t~mem136#1, main_#t~post137#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~post113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem115#1, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~post147#1, 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~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem154#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1, main_#t~ite157#1, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem156#1, main_#t~mem158#1.base, main_#t~mem158#1.offset, main_#t~mem159#1, main_#t~mem160#1.base, main_#t~mem160#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~post4#1, main_#t~mem162#1, main_#t~mem161#1.base, main_#t~mem161#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, main_~sum~0#1;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_~sum~0#1 := 0;main_~i~0#1 := 0; 1712#L737-3 [2023-11-21 22:15:05,991 INFO L750 eck$LassoCheckResult]: Loop: 1712#L737-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; 1617#L739 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 1618#L739-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call main_#t~mem7#1 := read~int(main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);main_~sum~0#1 := main_~sum~0#1 + main_#t~mem7#1;havoc main_#t~mem7#1; 1811#L745-269 havoc main_~_ha_hashv~0#1; 1806#L745-176 goto; 1802#L745-174 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; 1803#L745-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 1835#L745-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch29#1 := 11 == main_~_hj_k~0#1; 1834#L745-73 assume !main_#t~switch29#1; 1833#L745-75 main_#t~switch29#1 := main_#t~switch29#1 || 10 == main_~_hj_k~0#1; 1832#L745-76 assume !main_#t~switch29#1; 1831#L745-78 main_#t~switch29#1 := main_#t~switch29#1 || 9 == main_~_hj_k~0#1; 1830#L745-79 assume !main_#t~switch29#1; 1829#L745-81 main_#t~switch29#1 := main_#t~switch29#1 || 8 == main_~_hj_k~0#1; 1828#L745-82 assume !main_#t~switch29#1; 1827#L745-84 main_#t~switch29#1 := main_#t~switch29#1 || 7 == main_~_hj_k~0#1; 1689#L745-85 assume !main_#t~switch29#1; 1690#L745-87 main_#t~switch29#1 := main_#t~switch29#1 || 6 == main_~_hj_k~0#1; 1815#L745-88 assume !main_#t~switch29#1; 1816#L745-90 main_#t~switch29#1 := main_#t~switch29#1 || 5 == main_~_hj_k~0#1; 1778#L745-91 assume !main_#t~switch29#1; 1779#L745-93 main_#t~switch29#1 := main_#t~switch29#1 || 4 == main_~_hj_k~0#1; 1661#L745-94 assume main_#t~switch29#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 1662#L745-96 main_#t~switch29#1 := main_#t~switch29#1 || 3 == main_~_hj_k~0#1; 1757#L745-97 assume main_#t~switch29#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 1758#L745-99 main_#t~switch29#1 := main_#t~switch29#1 || 2 == main_~_hj_k~0#1; 1826#L745-100 assume main_#t~switch29#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 1825#L745-102 main_#t~switch29#1 := main_#t~switch29#1 || 1 == main_~_hj_k~0#1; 1824#L745-103 assume main_#t~switch29#1;call main_#t~mem40#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~mem40#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem40#1 % 256 % 4294967296 else main_#t~mem40#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem40#1; 1823#L745-105 havoc main_#t~switch29#1; 1822#L745-171 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; 1715#L745-107 assume !(0 == main_~_hj_i~0#1 % 4294967296); 1691#L745-109 assume 0 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296;main_#t~nondet41#1 := main_~_hj_i~0#1; 1632#L745-113 main_~_hj_i~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#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; 1761#L745-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet42#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 1651#L745-120 main_~_hj_j~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 1652#L745-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet43#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 1737#L745-127 main_~_ha_hashv~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#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; 1731#L745-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet44#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 1633#L745-134 main_~_hj_i~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#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; 1634#L745-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet45#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 1748#L745-141 main_~_hj_j~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 1749#L745-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet46#1 := main_~_hj_j~0#1 % 4294967296 / 32; 1809#L745-148 main_~_ha_hashv~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#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; 1768#L745-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet47#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 1735#L745-155 main_~_hj_i~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#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; 1801#L745-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet48#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 1720#L745-162 main_~_hj_j~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 1637#L745-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet49#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 1638#L745-169 main_~_ha_hashv~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#1; 1663#L745-170 goto; 1721#L745-172 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; 1722#L745-173 goto; 1759#L745-175 goto; 1698#L745-266 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); 1699#L745-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);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 write~$Pointer$(main_#t~mem67#1.base, main_#t~mem67#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; 1669#L745-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_#t~mem68#1.base, 16 + main_#t~mem68#1.offset, 4);call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 20 + main_#t~mem70#1.offset, 4);call write~$Pointer$(main_#t~mem69#1.base, main_#t~mem69#1.offset - main_#t~mem71#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);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.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem73#1.base, 8 + main_#t~mem73#1.offset, 4);havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1.base, main_#t~mem73#1.offset;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 write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset; 1670#L745-193 goto; 1785#L745-264 havoc main_~_ha_bkt~0#1;call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem76#1 := read~int(main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);main_#t~post77#1 := main_#t~mem76#1;call write~int(1 + main_#t~post77#1, main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;havoc main_#t~mem76#1;havoc main_#t~post77#1; 1805#L745-203 call main_#t~mem78#1.base, main_#t~mem78#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem79#1 := read~int(main_#t~mem78#1.base, 4 + main_#t~mem78#1.offset, 4); 1628#L745-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem79#1 - 1) % 4294967296;main_#t~nondet80#1 := 0; 1629#L745-201 main_~_ha_bkt~0#1 := main_#t~nondet80#1;havoc main_#t~mem78#1.base, main_#t~mem78#1.offset;havoc main_#t~mem79#1;havoc main_#t~nondet80#1; 1719#L745-202 goto; 1764#L745-261 call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$(main_#t~mem81#1.base, main_#t~mem81#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem82#1.base, main_#t~mem82#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~mem81#1.base, main_#t~mem81#1.offset;havoc main_#t~mem82#1.base, main_#t~mem82#1.offset;call main_#t~mem83#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post84#1 := main_#t~mem83#1;call write~int(1 + main_#t~post84#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem83#1;havoc main_#t~post84#1;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);call write~$Pointer$(main_#t~mem85#1.base, main_#t~mem85#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);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); 1623#L745-205 assume main_#t~mem86#1.base != 0 || main_#t~mem86#1.offset != 0;havoc main_#t~mem86#1.base, main_#t~mem86#1.offset;call main_#t~mem87#1.base, main_#t~mem87#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~mem87#1.base, 12 + main_#t~mem87#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset; 1624#L745-207 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~mem89#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem88#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short92#1 := main_#t~mem89#1 % 4294967296 >= 10 * (1 + main_#t~mem88#1) % 4294967296; 1711#L745-208 assume main_#t~short92#1;call main_#t~mem90#1.base, main_#t~mem90#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem91#1 := read~int(main_#t~mem90#1.base, 36 + main_#t~mem90#1.offset, 4);main_#t~short92#1 := 0 == main_#t~mem91#1 % 4294967296; 1786#L745-210 assume !main_#t~short92#1;havoc main_#t~mem89#1;havoc main_#t~mem88#1;havoc main_#t~mem90#1.base, main_#t~mem90#1.offset;havoc main_#t~mem91#1;havoc main_#t~short92#1; 1740#L745-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 1745#L745-260 goto; 1713#L745-262 havoc main_~_ha_bkt~0#1; 1714#L745-263 goto; 1723#L745-265 goto; 1724#L745-267 havoc main_~_ha_hashv~0#1; 1771#L745-268 goto; 1787#L737-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1712#L737-3 [2023-11-21 22:15:05,991 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:15:05,991 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 5 times [2023-11-21 22:15:05,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:15:05,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [249194789] [2023-11-21 22:15:05,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:15:05,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:15:05,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:15:05,999 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:15:06,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:15:06,008 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:15:06,009 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:15:06,009 INFO L85 PathProgramCache]: Analyzing trace with hash -444326734, now seen corresponding path program 1 times [2023-11-21 22:15:06,009 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:15:06,009 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [552983471] [2023-11-21 22:15:06,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:15:06,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:15:06,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:15:06,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:15:06,474 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:15:06,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [552983471] [2023-11-21 22:15:06,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [552983471] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:15:06,474 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:15:06,475 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-21 22:15:06,475 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [150013123] [2023-11-21 22:15:06,475 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:15:06,476 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:15:06,476 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:15:06,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-21 22:15:06,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-21 22:15:06,477 INFO L87 Difference]: Start difference. First operand 219 states and 311 transitions. cyclomatic complexity: 95 Second operand has 4 states, 4 states have (on average 19.0) internal successors, (76), 4 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:15:06,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:15:06,728 INFO L93 Difference]: Finished difference Result 221 states and 313 transitions. [2023-11-21 22:15:06,728 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 221 states and 313 transitions. [2023-11-21 22:15:06,730 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 214 [2023-11-21 22:15:06,733 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 221 states to 221 states and 313 transitions. [2023-11-21 22:15:06,733 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 221 [2023-11-21 22:15:06,733 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 221 [2023-11-21 22:15:06,734 INFO L73 IsDeterministic]: Start isDeterministic. Operand 221 states and 313 transitions. [2023-11-21 22:15:06,734 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:15:06,734 INFO L218 hiAutomatonCegarLoop]: Abstraction has 221 states and 313 transitions. [2023-11-21 22:15:06,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states and 313 transitions. [2023-11-21 22:15:06,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 219. [2023-11-21 22:15:06,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 219 states, 215 states have (on average 1.413953488372093) internal successors, (304), 214 states have internal predecessors, (304), 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) [2023-11-21 22:15:06,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 310 transitions. [2023-11-21 22:15:06,751 INFO L240 hiAutomatonCegarLoop]: Abstraction has 219 states and 310 transitions. [2023-11-21 22:15:06,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-21 22:15:06,754 INFO L428 stractBuchiCegarLoop]: Abstraction has 219 states and 310 transitions. [2023-11-21 22:15:06,754 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2023-11-21 22:15:06,754 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 219 states and 310 transitions. [2023-11-21 22:15:06,784 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 212 [2023-11-21 22:15:06,785 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:15:06,785 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:15:06,787 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:15:06,787 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] [2023-11-21 22:15:06,787 INFO L748 eck$LassoCheckResult]: Stem: 2135#$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(11, 2); 2136#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~nondet6#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem8#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~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~nondet28#1, main_#t~switch29#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~mem40#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_#t~nondet49#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~malloc50#1.base, main_#t~malloc50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~mem52#1.base, main_#t~mem52#1.offset, main_#t~memset~res53#1.base, main_#t~memset~res53#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~mem58#1.base, main_#t~mem58#1.offset, main_#t~malloc59#1.base, main_#t~malloc59#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~mem65#1.base, main_#t~mem65#1.offset, main_#t~memset~res66#1.base, main_#t~memset~res66#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.base, main_#t~mem70#1.offset, main_#t~mem71#1, 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.base, main_#t~mem75#1.offset, main_#t~mem76#1, main_#t~post77#1, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~nondet80#1, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~post84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem89#1, main_#t~mem88#1, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1, main_#t~short92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~malloc95#1.base, main_#t~malloc95#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.base, main_#t~mem98#1.offset, main_#t~mem99#1, main_#t~memset~res100#1.base, main_#t~memset~res100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem105#1, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1, main_#t~nondet106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem110#1, main_#t~mem108#1.base, main_#t~mem108#1.offset, main_#t~mem109#1, main_#t~nondet111#1, main_#t~mem112#1.base, main_#t~mem112#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~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem122#1, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1, main_#t~nondet123#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~pre126#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~post131#1, main_#t~mem135#1, main_#t~mem133#1, main_#t~mem132#1.base, main_#t~mem132#1.offset, main_#t~mem134#1, main_#t~mem136#1, main_#t~post137#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~post113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem115#1, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~post147#1, 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~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem154#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1, main_#t~ite157#1, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem156#1, main_#t~mem158#1.base, main_#t~mem158#1.offset, main_#t~mem159#1, main_#t~mem160#1.base, main_#t~mem160#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~post4#1, main_#t~mem162#1, main_#t~mem161#1.base, main_#t~mem161#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, main_~sum~0#1;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_~sum~0#1 := 0;main_~i~0#1 := 0; 2157#L737-3 [2023-11-21 22:15:06,789 INFO L750 eck$LassoCheckResult]: Loop: 2157#L737-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; 2064#L739 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 2065#L739-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call main_#t~mem7#1 := read~int(main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);main_~sum~0#1 := main_~sum~0#1 + main_#t~mem7#1;havoc main_#t~mem7#1; 2251#L745-269 havoc main_~_ha_hashv~0#1; 2245#L745-176 goto; 2243#L745-174 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; 2106#L745-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 2107#L745-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch29#1 := 11 == main_~_hj_k~0#1; 2282#L745-73 assume !main_#t~switch29#1; 2281#L745-75 main_#t~switch29#1 := main_#t~switch29#1 || 10 == main_~_hj_k~0#1; 2280#L745-76 assume !main_#t~switch29#1; 2187#L745-78 main_#t~switch29#1 := main_#t~switch29#1 || 9 == main_~_hj_k~0#1; 2188#L745-79 assume !main_#t~switch29#1; 2279#L745-81 main_#t~switch29#1 := main_#t~switch29#1 || 8 == main_~_hj_k~0#1; 2183#L745-82 assume !main_#t~switch29#1; 2156#L745-84 main_#t~switch29#1 := main_#t~switch29#1 || 7 == main_~_hj_k~0#1; 2137#L745-85 assume !main_#t~switch29#1; 2138#L745-87 main_#t~switch29#1 := main_#t~switch29#1 || 6 == main_~_hj_k~0#1; 2148#L745-88 assume !main_#t~switch29#1; 2207#L745-90 main_#t~switch29#1 := main_#t~switch29#1 || 5 == main_~_hj_k~0#1; 2208#L745-91 assume !main_#t~switch29#1; 2224#L745-93 main_#t~switch29#1 := main_#t~switch29#1 || 4 == main_~_hj_k~0#1; 2109#L745-94 assume main_#t~switch29#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 2110#L745-96 main_#t~switch29#1 := main_#t~switch29#1 || 3 == main_~_hj_k~0#1; 2271#L745-97 assume main_#t~switch29#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 2270#L745-99 main_#t~switch29#1 := main_#t~switch29#1 || 2 == main_~_hj_k~0#1; 2218#L745-100 assume main_#t~switch29#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 2174#L745-102 main_#t~switch29#1 := main_#t~switch29#1 || 1 == main_~_hj_k~0#1; 2175#L745-103 assume main_#t~switch29#1;call main_#t~mem40#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~mem40#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem40#1 % 256 % 4294967296 else main_#t~mem40#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem40#1; 2127#L745-105 havoc main_#t~switch29#1; 2125#L745-171 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; 2126#L745-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet41#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 2161#L745-113 main_~_hj_i~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#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; 2209#L745-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 2261#L745-116 assume 0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296;main_#t~nondet42#1 := main_~_hj_j~0#1; 2098#L745-120 main_~_hj_j~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 2099#L745-121 assume !(0 == main_~_ha_hashv~0#1 % 4294967296); 2227#L745-123 assume 0 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1; 2182#L745-127 main_~_ha_hashv~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#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; 2176#L745-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet44#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 2080#L745-134 main_~_hj_i~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#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; 2081#L745-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet45#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 2193#L745-141 main_~_hj_j~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 2194#L745-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet46#1 := main_~_hj_j~0#1 % 4294967296 / 32; 2249#L745-148 main_~_ha_hashv~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#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; 2214#L745-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet47#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 2179#L745-155 main_~_hj_i~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#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; 2242#L745-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet48#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 2164#L745-162 main_~_hj_j~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 2084#L745-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet49#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 2085#L745-169 main_~_ha_hashv~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#1; 2111#L745-170 goto; 2166#L745-172 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; 2167#L745-173 goto; 2206#L745-175 goto; 2146#L745-266 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); 2147#L745-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);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 write~$Pointer$(main_#t~mem67#1.base, main_#t~mem67#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; 2122#L745-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_#t~mem68#1.base, 16 + main_#t~mem68#1.offset, 4);call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 20 + main_#t~mem70#1.offset, 4);call write~$Pointer$(main_#t~mem69#1.base, main_#t~mem69#1.offset - main_#t~mem71#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);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.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem73#1.base, 8 + main_#t~mem73#1.offset, 4);havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1.base, main_#t~mem73#1.offset;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 write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset; 2123#L745-193 goto; 2229#L745-264 havoc main_~_ha_bkt~0#1;call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem76#1 := read~int(main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);main_#t~post77#1 := main_#t~mem76#1;call write~int(1 + main_#t~post77#1, main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;havoc main_#t~mem76#1;havoc main_#t~post77#1; 2246#L745-203 call main_#t~mem78#1.base, main_#t~mem78#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem79#1 := read~int(main_#t~mem78#1.base, 4 + main_#t~mem78#1.offset, 4); 2075#L745-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem79#1 - 1) % 4294967296;main_#t~nondet80#1 := 0; 2076#L745-201 main_~_ha_bkt~0#1 := main_#t~nondet80#1;havoc main_#t~mem78#1.base, main_#t~mem78#1.offset;havoc main_#t~mem79#1;havoc main_#t~nondet80#1; 2165#L745-202 goto; 2210#L745-261 call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$(main_#t~mem81#1.base, main_#t~mem81#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem82#1.base, main_#t~mem82#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~mem81#1.base, main_#t~mem81#1.offset;havoc main_#t~mem82#1.base, main_#t~mem82#1.offset;call main_#t~mem83#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post84#1 := main_#t~mem83#1;call write~int(1 + main_#t~post84#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem83#1;havoc main_#t~post84#1;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);call write~$Pointer$(main_#t~mem85#1.base, main_#t~mem85#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);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); 2072#L745-205 assume main_#t~mem86#1.base != 0 || main_#t~mem86#1.offset != 0;havoc main_#t~mem86#1.base, main_#t~mem86#1.offset;call main_#t~mem87#1.base, main_#t~mem87#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~mem87#1.base, 12 + main_#t~mem87#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset; 2073#L745-207 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~mem89#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem88#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short92#1 := main_#t~mem89#1 % 4294967296 >= 10 * (1 + main_#t~mem88#1) % 4294967296; 2158#L745-208 assume main_#t~short92#1;call main_#t~mem90#1.base, main_#t~mem90#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem91#1 := read~int(main_#t~mem90#1.base, 36 + main_#t~mem90#1.offset, 4);main_#t~short92#1 := 0 == main_#t~mem91#1 % 4294967296; 2230#L745-210 assume !main_#t~short92#1;havoc main_#t~mem89#1;havoc main_#t~mem88#1;havoc main_#t~mem90#1.base, main_#t~mem90#1.offset;havoc main_#t~mem91#1;havoc main_#t~short92#1; 2185#L745-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 2192#L745-260 goto; 2159#L745-262 havoc main_~_ha_bkt~0#1; 2160#L745-263 goto; 2168#L745-265 goto; 2169#L745-267 havoc main_~_ha_hashv~0#1; 2217#L745-268 goto; 2233#L737-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 2157#L737-3 [2023-11-21 22:15:06,790 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:15:06,790 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 6 times [2023-11-21 22:15:06,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:15:06,791 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [923333382] [2023-11-21 22:15:06,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:15:06,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:15:06,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:15:06,798 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:15:06,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:15:06,806 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:15:06,807 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:15:06,807 INFO L85 PathProgramCache]: Analyzing trace with hash 950966210, now seen corresponding path program 1 times [2023-11-21 22:15:06,807 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:15:06,807 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1602110323] [2023-11-21 22:15:06,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:15:06,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:15:06,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:15:07,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:15:07,565 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:15:07,565 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1602110323] [2023-11-21 22:15:07,566 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1602110323] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:15:07,566 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:15:07,566 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-21 22:15:07,566 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [72909284] [2023-11-21 22:15:07,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:15:07,567 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:15:07,567 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:15:07,568 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-21 22:15:07,568 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2023-11-21 22:15:07,569 INFO L87 Difference]: Start difference. First operand 219 states and 310 transitions. cyclomatic complexity: 94 Second operand has 9 states, 9 states have (on average 8.555555555555555) internal successors, (77), 9 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) [2023-11-21 22:15:08,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:15:08,775 INFO L93 Difference]: Finished difference Result 233 states and 330 transitions. [2023-11-21 22:15:08,775 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 233 states and 330 transitions. [2023-11-21 22:15:08,778 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 226 [2023-11-21 22:15:08,780 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 233 states to 233 states and 330 transitions. [2023-11-21 22:15:08,781 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 233 [2023-11-21 22:15:08,781 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 233 [2023-11-21 22:15:08,781 INFO L73 IsDeterministic]: Start isDeterministic. Operand 233 states and 330 transitions. [2023-11-21 22:15:08,782 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:15:08,782 INFO L218 hiAutomatonCegarLoop]: Abstraction has 233 states and 330 transitions. [2023-11-21 22:15:08,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states and 330 transitions. [2023-11-21 22:15:08,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 228. [2023-11-21 22:15:08,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 228 states, 224 states have (on average 1.4151785714285714) internal successors, (317), 223 states have internal predecessors, (317), 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) [2023-11-21 22:15:08,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 323 transitions. [2023-11-21 22:15:08,790 INFO L240 hiAutomatonCegarLoop]: Abstraction has 228 states and 323 transitions. [2023-11-21 22:15:08,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-21 22:15:08,796 INFO L428 stractBuchiCegarLoop]: Abstraction has 228 states and 323 transitions. [2023-11-21 22:15:08,796 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2023-11-21 22:15:08,797 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 228 states and 323 transitions. [2023-11-21 22:15:08,798 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 221 [2023-11-21 22:15:08,798 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:15:08,798 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:15:08,803 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:15:08,803 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] [2023-11-21 22:15:08,803 INFO L748 eck$LassoCheckResult]: Stem: 2606#$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(11, 2); 2607#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~nondet6#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem8#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~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~nondet28#1, main_#t~switch29#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~mem40#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_#t~nondet49#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~malloc50#1.base, main_#t~malloc50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~mem52#1.base, main_#t~mem52#1.offset, main_#t~memset~res53#1.base, main_#t~memset~res53#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~mem58#1.base, main_#t~mem58#1.offset, main_#t~malloc59#1.base, main_#t~malloc59#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~mem65#1.base, main_#t~mem65#1.offset, main_#t~memset~res66#1.base, main_#t~memset~res66#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.base, main_#t~mem70#1.offset, main_#t~mem71#1, 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.base, main_#t~mem75#1.offset, main_#t~mem76#1, main_#t~post77#1, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~nondet80#1, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~post84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem89#1, main_#t~mem88#1, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1, main_#t~short92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~malloc95#1.base, main_#t~malloc95#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.base, main_#t~mem98#1.offset, main_#t~mem99#1, main_#t~memset~res100#1.base, main_#t~memset~res100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem105#1, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1, main_#t~nondet106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem110#1, main_#t~mem108#1.base, main_#t~mem108#1.offset, main_#t~mem109#1, main_#t~nondet111#1, main_#t~mem112#1.base, main_#t~mem112#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~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem122#1, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1, main_#t~nondet123#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~pre126#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~post131#1, main_#t~mem135#1, main_#t~mem133#1, main_#t~mem132#1.base, main_#t~mem132#1.offset, main_#t~mem134#1, main_#t~mem136#1, main_#t~post137#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~post113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem115#1, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~post147#1, 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~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem154#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1, main_#t~ite157#1, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem156#1, main_#t~mem158#1.base, main_#t~mem158#1.offset, main_#t~mem159#1, main_#t~mem160#1.base, main_#t~mem160#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~post4#1, main_#t~mem162#1, main_#t~mem161#1.base, main_#t~mem161#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, main_~sum~0#1;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_~sum~0#1 := 0;main_~i~0#1 := 0; 2632#L737-3 [2023-11-21 22:15:08,804 INFO L750 eck$LassoCheckResult]: Loop: 2632#L737-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; 2536#L739 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 2537#L739-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call main_#t~mem7#1 := read~int(main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);main_~sum~0#1 := main_~sum~0#1 + main_#t~mem7#1;havoc main_#t~mem7#1; 2736#L745-269 havoc main_~_ha_hashv~0#1; 2728#L745-176 goto; 2724#L745-174 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; 2725#L745-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 2759#L745-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch29#1 := 11 == main_~_hj_k~0#1; 2758#L745-73 assume !main_#t~switch29#1; 2757#L745-75 main_#t~switch29#1 := main_#t~switch29#1 || 10 == main_~_hj_k~0#1; 2756#L745-76 assume !main_#t~switch29#1; 2755#L745-78 main_#t~switch29#1 := main_#t~switch29#1 || 9 == main_~_hj_k~0#1; 2754#L745-79 assume !main_#t~switch29#1; 2753#L745-81 main_#t~switch29#1 := main_#t~switch29#1 || 8 == main_~_hj_k~0#1; 2752#L745-82 assume !main_#t~switch29#1; 2631#L745-84 main_#t~switch29#1 := main_#t~switch29#1 || 7 == main_~_hj_k~0#1; 2610#L745-85 assume !main_#t~switch29#1; 2611#L745-87 main_#t~switch29#1 := main_#t~switch29#1 || 6 == main_~_hj_k~0#1; 2741#L745-88 assume !main_#t~switch29#1; 2742#L745-90 main_#t~switch29#1 := main_#t~switch29#1 || 5 == main_~_hj_k~0#1; 2703#L745-91 assume !main_#t~switch29#1; 2704#L745-93 main_#t~switch29#1 := main_#t~switch29#1 || 4 == main_~_hj_k~0#1; 2581#L745-94 assume main_#t~switch29#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 2582#L745-96 main_#t~switch29#1 := main_#t~switch29#1 || 3 == main_~_hj_k~0#1; 2679#L745-97 assume main_#t~switch29#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 2680#L745-99 main_#t~switch29#1 := main_#t~switch29#1 || 2 == main_~_hj_k~0#1; 2694#L745-100 assume main_#t~switch29#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 2695#L745-102 main_#t~switch29#1 := main_#t~switch29#1 || 1 == main_~_hj_k~0#1; 2700#L745-103 assume main_#t~switch29#1;call main_#t~mem40#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~mem40#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem40#1 % 256 % 4294967296 else main_#t~mem40#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem40#1; 2701#L745-105 havoc main_#t~switch29#1; 2597#L745-171 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; 2598#L745-107 assume !(0 == main_~_hj_i~0#1 % 4294967296); 2612#L745-109 assume !(0 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296); 2613#L745-111 assume main_~_hj_i~0#1 % 4294967296 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296;main_#t~nondet41#1 := 0; 2763#L745-113 main_~_hj_i~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#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; 2762#L745-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet42#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 2573#L745-120 main_~_hj_j~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 2760#L745-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet43#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 2658#L745-127 main_~_ha_hashv~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#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; 2743#L745-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet44#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 2552#L745-134 main_~_hj_i~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 2553#L745-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet45#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 2668#L745-141 main_~_hj_j~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 2669#L745-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet46#1 := main_~_hj_j~0#1 % 4294967296 / 32; 2734#L745-148 main_~_ha_hashv~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#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; 2690#L745-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet47#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 2655#L745-155 main_~_hj_i~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#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; 2723#L745-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet48#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 2640#L745-162 main_~_hj_j~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 2556#L745-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet49#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 2557#L745-169 main_~_ha_hashv~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#1; 2583#L745-170 goto; 2642#L745-172 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; 2643#L745-173 goto; 2682#L745-175 goto; 2620#L745-266 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); 2621#L745-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);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 write~$Pointer$(main_#t~mem67#1.base, main_#t~mem67#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; 2594#L745-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_#t~mem68#1.base, 16 + main_#t~mem68#1.offset, 4);call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 20 + main_#t~mem70#1.offset, 4);call write~$Pointer$(main_#t~mem69#1.base, main_#t~mem69#1.offset - main_#t~mem71#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);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.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem73#1.base, 8 + main_#t~mem73#1.offset, 4);havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1.base, main_#t~mem73#1.offset;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 write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset; 2595#L745-193 goto; 2709#L745-264 havoc main_~_ha_bkt~0#1;call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem76#1 := read~int(main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);main_#t~post77#1 := main_#t~mem76#1;call write~int(1 + main_#t~post77#1, main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;havoc main_#t~mem76#1;havoc main_#t~post77#1; 2729#L745-203 call main_#t~mem78#1.base, main_#t~mem78#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem79#1 := read~int(main_#t~mem78#1.base, 4 + main_#t~mem78#1.offset, 4); 2547#L745-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem79#1 - 1) % 4294967296;main_#t~nondet80#1 := 0; 2548#L745-201 main_~_ha_bkt~0#1 := main_#t~nondet80#1;havoc main_#t~mem78#1.base, main_#t~mem78#1.offset;havoc main_#t~mem79#1;havoc main_#t~nondet80#1; 2641#L745-202 goto; 2686#L745-261 call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$(main_#t~mem81#1.base, main_#t~mem81#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem82#1.base, main_#t~mem82#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~mem81#1.base, main_#t~mem81#1.offset;havoc main_#t~mem82#1.base, main_#t~mem82#1.offset;call main_#t~mem83#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post84#1 := main_#t~mem83#1;call write~int(1 + main_#t~post84#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem83#1;havoc main_#t~post84#1;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);call write~$Pointer$(main_#t~mem85#1.base, main_#t~mem85#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);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); 2542#L745-205 assume main_#t~mem86#1.base != 0 || main_#t~mem86#1.offset != 0;havoc main_#t~mem86#1.base, main_#t~mem86#1.offset;call main_#t~mem87#1.base, main_#t~mem87#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~mem87#1.base, 12 + main_#t~mem87#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset; 2543#L745-207 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~mem89#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem88#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short92#1 := main_#t~mem89#1 % 4294967296 >= 10 * (1 + main_#t~mem88#1) % 4294967296; 2633#L745-208 assume main_#t~short92#1;call main_#t~mem90#1.base, main_#t~mem90#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem91#1 := read~int(main_#t~mem90#1.base, 36 + main_#t~mem90#1.offset, 4);main_#t~short92#1 := 0 == main_#t~mem91#1 % 4294967296; 2710#L745-210 assume !main_#t~short92#1;havoc main_#t~mem89#1;havoc main_#t~mem88#1;havoc main_#t~mem90#1.base, main_#t~mem90#1.offset;havoc main_#t~mem91#1;havoc main_#t~short92#1; 2662#L745-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 2667#L745-260 goto; 2634#L745-262 havoc main_~_ha_bkt~0#1; 2635#L745-263 goto; 2644#L745-265 goto; 2645#L745-267 havoc main_~_ha_hashv~0#1; 2693#L745-268 goto; 2712#L737-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 2632#L737-3 [2023-11-21 22:15:08,804 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:15:08,804 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 7 times [2023-11-21 22:15:08,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:15:08,805 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1503560906] [2023-11-21 22:15:08,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:15:08,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:15:08,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:15:08,813 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:15:08,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:15:08,822 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:15:08,822 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:15:08,823 INFO L85 PathProgramCache]: Analyzing trace with hash -1835154424, now seen corresponding path program 1 times [2023-11-21 22:15:08,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:15:08,823 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [500834071] [2023-11-21 22:15:08,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:15:08,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:15:08,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:15:09,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:15:09,316 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:15:09,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [500834071] [2023-11-21 22:15:09,317 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [500834071] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:15:09,317 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:15:09,317 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-21 22:15:09,318 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1849921594] [2023-11-21 22:15:09,325 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:15:09,325 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:15:09,326 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:15:09,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-21 22:15:09,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-21 22:15:09,327 INFO L87 Difference]: Start difference. First operand 228 states and 323 transitions. cyclomatic complexity: 98 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) [2023-11-21 22:15:09,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:15:09,927 INFO L93 Difference]: Finished difference Result 232 states and 327 transitions. [2023-11-21 22:15:09,927 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 232 states and 327 transitions. [2023-11-21 22:15:09,930 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 225 [2023-11-21 22:15:09,933 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 232 states to 232 states and 327 transitions. [2023-11-21 22:15:09,933 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 232 [2023-11-21 22:15:09,934 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 232 [2023-11-21 22:15:09,934 INFO L73 IsDeterministic]: Start isDeterministic. Operand 232 states and 327 transitions. [2023-11-21 22:15:09,934 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:15:09,934 INFO L218 hiAutomatonCegarLoop]: Abstraction has 232 states and 327 transitions. [2023-11-21 22:15:09,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 232 states and 327 transitions. [2023-11-21 22:15:09,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 232 to 231. [2023-11-21 22:15:09,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 231 states, 227 states have (on average 1.4096916299559472) internal successors, (320), 226 states have internal predecessors, (320), 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) [2023-11-21 22:15:09,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 326 transitions. [2023-11-21 22:15:09,942 INFO L240 hiAutomatonCegarLoop]: Abstraction has 231 states and 326 transitions. [2023-11-21 22:15:09,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-21 22:15:09,945 INFO L428 stractBuchiCegarLoop]: Abstraction has 231 states and 326 transitions. [2023-11-21 22:15:09,945 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2023-11-21 22:15:09,945 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 231 states and 326 transitions. [2023-11-21 22:15:09,946 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 224 [2023-11-21 22:15:09,946 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:15:09,946 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:15:09,948 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:15:09,948 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] [2023-11-21 22:15:09,948 INFO L748 eck$LassoCheckResult]: Stem: 3073#$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(11, 2); 3074#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~nondet6#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem8#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~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~nondet28#1, main_#t~switch29#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~mem40#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_#t~nondet49#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~malloc50#1.base, main_#t~malloc50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~mem52#1.base, main_#t~mem52#1.offset, main_#t~memset~res53#1.base, main_#t~memset~res53#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~mem58#1.base, main_#t~mem58#1.offset, main_#t~malloc59#1.base, main_#t~malloc59#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~mem65#1.base, main_#t~mem65#1.offset, main_#t~memset~res66#1.base, main_#t~memset~res66#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.base, main_#t~mem70#1.offset, main_#t~mem71#1, 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.base, main_#t~mem75#1.offset, main_#t~mem76#1, main_#t~post77#1, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~nondet80#1, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~post84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem89#1, main_#t~mem88#1, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1, main_#t~short92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~malloc95#1.base, main_#t~malloc95#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.base, main_#t~mem98#1.offset, main_#t~mem99#1, main_#t~memset~res100#1.base, main_#t~memset~res100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem105#1, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1, main_#t~nondet106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem110#1, main_#t~mem108#1.base, main_#t~mem108#1.offset, main_#t~mem109#1, main_#t~nondet111#1, main_#t~mem112#1.base, main_#t~mem112#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~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem122#1, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1, main_#t~nondet123#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~pre126#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~post131#1, main_#t~mem135#1, main_#t~mem133#1, main_#t~mem132#1.base, main_#t~mem132#1.offset, main_#t~mem134#1, main_#t~mem136#1, main_#t~post137#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~post113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem115#1, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~post147#1, 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~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem154#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1, main_#t~ite157#1, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem156#1, main_#t~mem158#1.base, main_#t~mem158#1.offset, main_#t~mem159#1, main_#t~mem160#1.base, main_#t~mem160#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~post4#1, main_#t~mem162#1, main_#t~mem161#1.base, main_#t~mem161#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, main_~sum~0#1;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_~sum~0#1 := 0;main_~i~0#1 := 0; 3099#L737-3 [2023-11-21 22:15:09,949 INFO L750 eck$LassoCheckResult]: Loop: 3099#L737-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; 3005#L739 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 3006#L739-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call main_#t~mem7#1 := read~int(main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);main_~sum~0#1 := main_~sum~0#1 + main_#t~mem7#1;havoc main_#t~mem7#1; 3197#L745-269 havoc main_~_ha_hashv~0#1; 3191#L745-176 goto; 3188#L745-174 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; 3189#L745-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 3235#L745-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch29#1 := 11 == main_~_hj_k~0#1; 3234#L745-73 assume !main_#t~switch29#1; 3233#L745-75 main_#t~switch29#1 := main_#t~switch29#1 || 10 == main_~_hj_k~0#1; 3232#L745-76 assume !main_#t~switch29#1; 3231#L745-78 main_#t~switch29#1 := main_#t~switch29#1 || 9 == main_~_hj_k~0#1; 3230#L745-79 assume !main_#t~switch29#1; 3229#L745-81 main_#t~switch29#1 := main_#t~switch29#1 || 8 == main_~_hj_k~0#1; 3228#L745-82 assume !main_#t~switch29#1; 3227#L745-84 main_#t~switch29#1 := main_#t~switch29#1 || 7 == main_~_hj_k~0#1; 3077#L745-85 assume !main_#t~switch29#1; 3078#L745-87 main_#t~switch29#1 := main_#t~switch29#1 || 6 == main_~_hj_k~0#1; 3226#L745-88 assume !main_#t~switch29#1; 3225#L745-90 main_#t~switch29#1 := main_#t~switch29#1 || 5 == main_~_hj_k~0#1; 3224#L745-91 assume !main_#t~switch29#1; 3223#L745-93 main_#t~switch29#1 := main_#t~switch29#1 || 4 == main_~_hj_k~0#1; 3222#L745-94 assume main_#t~switch29#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 3221#L745-96 main_#t~switch29#1 := main_#t~switch29#1 || 3 == main_~_hj_k~0#1; 3220#L745-97 assume main_#t~switch29#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 3219#L745-99 main_#t~switch29#1 := main_#t~switch29#1 || 2 == main_~_hj_k~0#1; 3159#L745-100 assume main_#t~switch29#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 3116#L745-102 main_#t~switch29#1 := main_#t~switch29#1 || 1 == main_~_hj_k~0#1; 3117#L745-103 assume main_#t~switch29#1;call main_#t~mem40#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~mem40#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem40#1 % 256 % 4294967296 else main_#t~mem40#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem40#1; 3067#L745-105 havoc main_#t~switch29#1; 3065#L745-171 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; 3066#L745-107 assume !(0 == main_~_hj_i~0#1 % 4294967296); 3079#L745-109 assume !(0 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296); 3080#L745-111 assume !(main_~_hj_i~0#1 % 4294967296 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296);assume main_#t~nondet41#1 % 4294967296 <= main_~_hj_i~0#1 % 4294967296 + main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296; 3212#L745-113 main_~_hj_i~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#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; 3209#L745-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet42#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 3206#L745-120 main_~_hj_j~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 3205#L745-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet43#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 3124#L745-127 main_~_ha_hashv~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#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; 3202#L745-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet44#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 3021#L745-134 main_~_hj_i~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#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; 3022#L745-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet45#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 3134#L745-141 main_~_hj_j~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 3135#L745-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet46#1 := main_~_hj_j~0#1 % 4294967296 / 32; 3195#L745-148 main_~_ha_hashv~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#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; 3155#L745-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet47#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 3121#L745-155 main_~_hj_i~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#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; 3187#L745-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet48#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 3106#L745-162 main_~_hj_j~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 3025#L745-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet49#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 3026#L745-169 main_~_ha_hashv~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#1; 3051#L745-170 goto; 3108#L745-172 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; 3109#L745-173 goto; 3146#L745-175 goto; 3087#L745-266 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); 3088#L745-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);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 write~$Pointer$(main_#t~mem67#1.base, main_#t~mem67#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; 3062#L745-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_#t~mem68#1.base, 16 + main_#t~mem68#1.offset, 4);call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 20 + main_#t~mem70#1.offset, 4);call write~$Pointer$(main_#t~mem69#1.base, main_#t~mem69#1.offset - main_#t~mem71#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);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.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem73#1.base, 8 + main_#t~mem73#1.offset, 4);havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1.base, main_#t~mem73#1.offset;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 write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset; 3063#L745-193 goto; 3170#L745-264 havoc main_~_ha_bkt~0#1;call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem76#1 := read~int(main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);main_#t~post77#1 := main_#t~mem76#1;call write~int(1 + main_#t~post77#1, main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;havoc main_#t~mem76#1;havoc main_#t~post77#1; 3192#L745-203 call main_#t~mem78#1.base, main_#t~mem78#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem79#1 := read~int(main_#t~mem78#1.base, 4 + main_#t~mem78#1.offset, 4); 3016#L745-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem79#1 - 1) % 4294967296;main_#t~nondet80#1 := 0; 3017#L745-201 main_~_ha_bkt~0#1 := main_#t~nondet80#1;havoc main_#t~mem78#1.base, main_#t~mem78#1.offset;havoc main_#t~mem79#1;havoc main_#t~nondet80#1; 3107#L745-202 goto; 3151#L745-261 call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$(main_#t~mem81#1.base, main_#t~mem81#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem82#1.base, main_#t~mem82#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~mem81#1.base, main_#t~mem81#1.offset;havoc main_#t~mem82#1.base, main_#t~mem82#1.offset;call main_#t~mem83#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post84#1 := main_#t~mem83#1;call write~int(1 + main_#t~post84#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem83#1;havoc main_#t~post84#1;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);call write~$Pointer$(main_#t~mem85#1.base, main_#t~mem85#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);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); 3011#L745-205 assume main_#t~mem86#1.base != 0 || main_#t~mem86#1.offset != 0;havoc main_#t~mem86#1.base, main_#t~mem86#1.offset;call main_#t~mem87#1.base, main_#t~mem87#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~mem87#1.base, 12 + main_#t~mem87#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset; 3012#L745-207 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~mem89#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem88#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short92#1 := main_#t~mem89#1 % 4294967296 >= 10 * (1 + main_#t~mem88#1) % 4294967296; 3100#L745-208 assume main_#t~short92#1;call main_#t~mem90#1.base, main_#t~mem90#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem91#1 := read~int(main_#t~mem90#1.base, 36 + main_#t~mem90#1.offset, 4);main_#t~short92#1 := 0 == main_#t~mem91#1 % 4294967296; 3171#L745-210 assume !main_#t~short92#1;havoc main_#t~mem89#1;havoc main_#t~mem88#1;havoc main_#t~mem90#1.base, main_#t~mem90#1.offset;havoc main_#t~mem91#1;havoc main_#t~short92#1; 3128#L745-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 3133#L745-260 goto; 3101#L745-262 havoc main_~_ha_bkt~0#1; 3102#L745-263 goto; 3110#L745-265 goto; 3111#L745-267 havoc main_~_ha_hashv~0#1; 3158#L745-268 goto; 3173#L737-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 3099#L737-3 [2023-11-21 22:15:09,949 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:15:09,949 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 8 times [2023-11-21 22:15:09,949 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:15:09,950 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411801495] [2023-11-21 22:15:09,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:15:09,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:15:09,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:15:09,957 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:15:09,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:15:09,965 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:15:09,966 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:15:09,966 INFO L85 PathProgramCache]: Analyzing trace with hash 410425030, now seen corresponding path program 1 times [2023-11-21 22:15:09,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:15:09,969 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [118907557] [2023-11-21 22:15:09,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:15:09,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:15:10,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:15:10,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:15:10,723 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:15:10,723 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [118907557] [2023-11-21 22:15:10,724 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [118907557] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:15:10,724 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:15:10,724 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-21 22:15:10,724 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1540233901] [2023-11-21 22:15:10,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:15:10,724 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:15:10,725 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:15:10,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-21 22:15:10,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-21 22:15:10,725 INFO L87 Difference]: Start difference. First operand 231 states and 326 transitions. cyclomatic complexity: 98 Second operand has 7 states, 7 states have (on average 11.0) internal successors, (77), 7 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:15:11,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:15:11,464 INFO L93 Difference]: Finished difference Result 238 states and 335 transitions. [2023-11-21 22:15:11,465 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 238 states and 335 transitions. [2023-11-21 22:15:11,467 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 231 [2023-11-21 22:15:11,470 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 238 states to 238 states and 335 transitions. [2023-11-21 22:15:11,470 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 238 [2023-11-21 22:15:11,470 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 238 [2023-11-21 22:15:11,470 INFO L73 IsDeterministic]: Start isDeterministic. Operand 238 states and 335 transitions. [2023-11-21 22:15:11,471 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:15:11,471 INFO L218 hiAutomatonCegarLoop]: Abstraction has 238 states and 335 transitions. [2023-11-21 22:15:11,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states and 335 transitions. [2023-11-21 22:15:11,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 231. [2023-11-21 22:15:11,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 231 states, 227 states have (on average 1.4096916299559472) internal successors, (320), 226 states have internal predecessors, (320), 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) [2023-11-21 22:15:11,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 326 transitions. [2023-11-21 22:15:11,477 INFO L240 hiAutomatonCegarLoop]: Abstraction has 231 states and 326 transitions. [2023-11-21 22:15:11,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-21 22:15:11,478 INFO L428 stractBuchiCegarLoop]: Abstraction has 231 states and 326 transitions. [2023-11-21 22:15:11,479 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2023-11-21 22:15:11,479 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 231 states and 326 transitions. [2023-11-21 22:15:11,480 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 224 [2023-11-21 22:15:11,480 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:15:11,480 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:15:11,481 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:15:11,481 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] [2023-11-21 22:15:11,481 INFO L748 eck$LassoCheckResult]: Stem: 3556#$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(11, 2); 3557#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~nondet6#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem8#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~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~nondet28#1, main_#t~switch29#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~mem40#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_#t~nondet49#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~malloc50#1.base, main_#t~malloc50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~mem52#1.base, main_#t~mem52#1.offset, main_#t~memset~res53#1.base, main_#t~memset~res53#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~mem58#1.base, main_#t~mem58#1.offset, main_#t~malloc59#1.base, main_#t~malloc59#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~mem65#1.base, main_#t~mem65#1.offset, main_#t~memset~res66#1.base, main_#t~memset~res66#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.base, main_#t~mem70#1.offset, main_#t~mem71#1, 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.base, main_#t~mem75#1.offset, main_#t~mem76#1, main_#t~post77#1, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~nondet80#1, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~post84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem89#1, main_#t~mem88#1, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1, main_#t~short92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~malloc95#1.base, main_#t~malloc95#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.base, main_#t~mem98#1.offset, main_#t~mem99#1, main_#t~memset~res100#1.base, main_#t~memset~res100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem105#1, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1, main_#t~nondet106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem110#1, main_#t~mem108#1.base, main_#t~mem108#1.offset, main_#t~mem109#1, main_#t~nondet111#1, main_#t~mem112#1.base, main_#t~mem112#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~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem122#1, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1, main_#t~nondet123#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~pre126#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~post131#1, main_#t~mem135#1, main_#t~mem133#1, main_#t~mem132#1.base, main_#t~mem132#1.offset, main_#t~mem134#1, main_#t~mem136#1, main_#t~post137#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~post113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem115#1, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~post147#1, 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~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem154#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1, main_#t~ite157#1, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem156#1, main_#t~mem158#1.base, main_#t~mem158#1.offset, main_#t~mem159#1, main_#t~mem160#1.base, main_#t~mem160#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~post4#1, main_#t~mem162#1, main_#t~mem161#1.base, main_#t~mem161#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, main_~sum~0#1;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_~sum~0#1 := 0;main_~i~0#1 := 0; 3579#L737-3 [2023-11-21 22:15:11,482 INFO L750 eck$LassoCheckResult]: Loop: 3579#L737-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; 3488#L739 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 3489#L739-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call main_#t~mem7#1 := read~int(main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);main_~sum~0#1 := main_~sum~0#1 + main_#t~mem7#1;havoc main_#t~mem7#1; 3673#L745-269 havoc main_~_ha_hashv~0#1; 3667#L745-176 goto; 3663#L745-174 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; 3664#L745-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 3711#L745-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch29#1 := 11 == main_~_hj_k~0#1; 3710#L745-73 assume !main_#t~switch29#1; 3709#L745-75 main_#t~switch29#1 := main_#t~switch29#1 || 10 == main_~_hj_k~0#1; 3708#L745-76 assume !main_#t~switch29#1; 3707#L745-78 main_#t~switch29#1 := main_#t~switch29#1 || 9 == main_~_hj_k~0#1; 3706#L745-79 assume !main_#t~switch29#1; 3705#L745-81 main_#t~switch29#1 := main_#t~switch29#1 || 8 == main_~_hj_k~0#1; 3704#L745-82 assume !main_#t~switch29#1; 3703#L745-84 main_#t~switch29#1 := main_#t~switch29#1 || 7 == main_~_hj_k~0#1; 3702#L745-85 assume !main_#t~switch29#1; 3701#L745-87 main_#t~switch29#1 := main_#t~switch29#1 || 6 == main_~_hj_k~0#1; 3700#L745-88 assume !main_#t~switch29#1; 3699#L745-90 main_#t~switch29#1 := main_#t~switch29#1 || 5 == main_~_hj_k~0#1; 3698#L745-91 assume !main_#t~switch29#1; 3697#L745-93 main_#t~switch29#1 := main_#t~switch29#1 || 4 == main_~_hj_k~0#1; 3696#L745-94 assume main_#t~switch29#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 3695#L745-96 main_#t~switch29#1 := main_#t~switch29#1 || 3 == main_~_hj_k~0#1; 3694#L745-97 assume main_#t~switch29#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 3693#L745-99 main_#t~switch29#1 := main_#t~switch29#1 || 2 == main_~_hj_k~0#1; 3692#L745-100 assume main_#t~switch29#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 3691#L745-102 main_#t~switch29#1 := main_#t~switch29#1 || 1 == main_~_hj_k~0#1; 3690#L745-103 assume main_#t~switch29#1;call main_#t~mem40#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~mem40#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem40#1 % 256 % 4294967296 else main_#t~mem40#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem40#1; 3689#L745-105 havoc main_#t~switch29#1; 3688#L745-171 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; 3687#L745-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet41#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 3686#L745-113 main_~_hj_i~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#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; 3685#L745-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 3684#L745-116 assume !(0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296); 3683#L745-118 assume main_~_hj_j~0#1 % 4294967296 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296;main_#t~nondet42#1 := 0; 3682#L745-120 main_~_hj_j~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 3681#L745-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet43#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 3605#L745-127 main_~_ha_hashv~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#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; 3677#L745-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet44#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 3505#L745-134 main_~_hj_i~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#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; 3506#L745-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet45#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 3616#L745-141 main_~_hj_j~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 3617#L745-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet46#1 := main_~_hj_j~0#1 % 4294967296 / 32; 3671#L745-148 main_~_ha_hashv~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#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; 3636#L745-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet47#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 3602#L745-155 main_~_hj_i~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#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; 3662#L745-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet48#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 3587#L745-162 main_~_hj_j~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 3509#L745-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet49#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 3510#L745-169 main_~_ha_hashv~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#1; 3534#L745-170 goto; 3589#L745-172 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; 3590#L745-173 goto; 3628#L745-175 goto; 3569#L745-266 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); 3570#L745-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);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 write~$Pointer$(main_#t~mem67#1.base, main_#t~mem67#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; 3545#L745-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_#t~mem68#1.base, 16 + main_#t~mem68#1.offset, 4);call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 20 + main_#t~mem70#1.offset, 4);call write~$Pointer$(main_#t~mem69#1.base, main_#t~mem69#1.offset - main_#t~mem71#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);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.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem73#1.base, 8 + main_#t~mem73#1.offset, 4);havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1.base, main_#t~mem73#1.offset;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 write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset; 3546#L745-193 goto; 3650#L745-264 havoc main_~_ha_bkt~0#1;call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem76#1 := read~int(main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);main_#t~post77#1 := main_#t~mem76#1;call write~int(1 + main_#t~post77#1, main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;havoc main_#t~mem76#1;havoc main_#t~post77#1; 3668#L745-203 call main_#t~mem78#1.base, main_#t~mem78#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem79#1 := read~int(main_#t~mem78#1.base, 4 + main_#t~mem78#1.offset, 4); 3499#L745-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem79#1 - 1) % 4294967296;main_#t~nondet80#1 := 0; 3500#L745-201 main_~_ha_bkt~0#1 := main_#t~nondet80#1;havoc main_#t~mem78#1.base, main_#t~mem78#1.offset;havoc main_#t~mem79#1;havoc main_#t~nondet80#1; 3588#L745-202 goto; 3632#L745-261 call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$(main_#t~mem81#1.base, main_#t~mem81#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem82#1.base, main_#t~mem82#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~mem81#1.base, main_#t~mem81#1.offset;havoc main_#t~mem82#1.base, main_#t~mem82#1.offset;call main_#t~mem83#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post84#1 := main_#t~mem83#1;call write~int(1 + main_#t~post84#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem83#1;havoc main_#t~post84#1;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);call write~$Pointer$(main_#t~mem85#1.base, main_#t~mem85#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);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); 3494#L745-205 assume main_#t~mem86#1.base != 0 || main_#t~mem86#1.offset != 0;havoc main_#t~mem86#1.base, main_#t~mem86#1.offset;call main_#t~mem87#1.base, main_#t~mem87#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~mem87#1.base, 12 + main_#t~mem87#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset; 3495#L745-207 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~mem89#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem88#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short92#1 := main_#t~mem89#1 % 4294967296 >= 10 * (1 + main_#t~mem88#1) % 4294967296; 3580#L745-208 assume main_#t~short92#1;call main_#t~mem90#1.base, main_#t~mem90#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem91#1 := read~int(main_#t~mem90#1.base, 36 + main_#t~mem90#1.offset, 4);main_#t~short92#1 := 0 == main_#t~mem91#1 % 4294967296; 3651#L745-210 assume !main_#t~short92#1;havoc main_#t~mem89#1;havoc main_#t~mem88#1;havoc main_#t~mem90#1.base, main_#t~mem90#1.offset;havoc main_#t~mem91#1;havoc main_#t~short92#1; 3610#L745-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 3615#L745-260 goto; 3581#L745-262 havoc main_~_ha_bkt~0#1; 3582#L745-263 goto; 3591#L745-265 goto; 3592#L745-267 havoc main_~_ha_hashv~0#1; 3639#L745-268 goto; 3653#L737-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 3579#L737-3 [2023-11-21 22:15:11,482 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:15:11,482 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 9 times [2023-11-21 22:15:11,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:15:11,482 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44856235] [2023-11-21 22:15:11,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:15:11,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:15:11,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:15:11,489 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:15:11,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:15:11,497 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:15:11,497 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:15:11,497 INFO L85 PathProgramCache]: Analyzing trace with hash 1927681384, now seen corresponding path program 1 times [2023-11-21 22:15:11,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:15:11,498 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [81358406] [2023-11-21 22:15:11,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:15:11,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:15:11,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:15:12,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:15:12,262 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:15:12,262 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [81358406] [2023-11-21 22:15:12,262 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [81358406] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:15:12,263 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:15:12,263 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-21 22:15:12,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1218872536] [2023-11-21 22:15:12,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:15:12,264 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:15:12,264 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:15:12,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-21 22:15:12,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2023-11-21 22:15:12,265 INFO L87 Difference]: Start difference. First operand 231 states and 326 transitions. cyclomatic complexity: 98 Second operand has 8 states, 8 states have (on average 9.625) internal successors, (77), 8 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) [2023-11-21 22:15:13,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:15:13,077 INFO L93 Difference]: Finished difference Result 237 states and 333 transitions. [2023-11-21 22:15:13,078 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 237 states and 333 transitions. [2023-11-21 22:15:13,081 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 230 [2023-11-21 22:15:13,084 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 237 states to 237 states and 333 transitions. [2023-11-21 22:15:13,085 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 237 [2023-11-21 22:15:13,085 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 237 [2023-11-21 22:15:13,085 INFO L73 IsDeterministic]: Start isDeterministic. Operand 237 states and 333 transitions. [2023-11-21 22:15:13,086 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:15:13,088 INFO L218 hiAutomatonCegarLoop]: Abstraction has 237 states and 333 transitions. [2023-11-21 22:15:13,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states and 333 transitions. [2023-11-21 22:15:13,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 234. [2023-11-21 22:15:13,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 234 states, 230 states have (on average 1.4043478260869566) internal successors, (323), 229 states have internal predecessors, (323), 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) [2023-11-21 22:15:13,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 329 transitions. [2023-11-21 22:15:13,102 INFO L240 hiAutomatonCegarLoop]: Abstraction has 234 states and 329 transitions. [2023-11-21 22:15:13,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-21 22:15:13,104 INFO L428 stractBuchiCegarLoop]: Abstraction has 234 states and 329 transitions. [2023-11-21 22:15:13,105 INFO L335 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2023-11-21 22:15:13,105 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 234 states and 329 transitions. [2023-11-21 22:15:13,106 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 227 [2023-11-21 22:15:13,106 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:15:13,107 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:15:13,107 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:15:13,108 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] [2023-11-21 22:15:13,108 INFO L748 eck$LassoCheckResult]: Stem: 4042#$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(11, 2); 4043#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~nondet6#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem8#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~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~nondet28#1, main_#t~switch29#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~mem40#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_#t~nondet49#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~malloc50#1.base, main_#t~malloc50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~mem52#1.base, main_#t~mem52#1.offset, main_#t~memset~res53#1.base, main_#t~memset~res53#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~mem58#1.base, main_#t~mem58#1.offset, main_#t~malloc59#1.base, main_#t~malloc59#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~mem65#1.base, main_#t~mem65#1.offset, main_#t~memset~res66#1.base, main_#t~memset~res66#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.base, main_#t~mem70#1.offset, main_#t~mem71#1, 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.base, main_#t~mem75#1.offset, main_#t~mem76#1, main_#t~post77#1, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~nondet80#1, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~post84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem89#1, main_#t~mem88#1, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1, main_#t~short92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~malloc95#1.base, main_#t~malloc95#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.base, main_#t~mem98#1.offset, main_#t~mem99#1, main_#t~memset~res100#1.base, main_#t~memset~res100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem105#1, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1, main_#t~nondet106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem110#1, main_#t~mem108#1.base, main_#t~mem108#1.offset, main_#t~mem109#1, main_#t~nondet111#1, main_#t~mem112#1.base, main_#t~mem112#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~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem122#1, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1, main_#t~nondet123#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~pre126#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~post131#1, main_#t~mem135#1, main_#t~mem133#1, main_#t~mem132#1.base, main_#t~mem132#1.offset, main_#t~mem134#1, main_#t~mem136#1, main_#t~post137#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~post113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem115#1, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~post147#1, 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~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem154#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1, main_#t~ite157#1, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem156#1, main_#t~mem158#1.base, main_#t~mem158#1.offset, main_#t~mem159#1, main_#t~mem160#1.base, main_#t~mem160#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~post4#1, main_#t~mem162#1, main_#t~mem161#1.base, main_#t~mem161#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, main_~sum~0#1;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_~sum~0#1 := 0;main_~i~0#1 := 0; 4065#L737-3 [2023-11-21 22:15:13,108 INFO L750 eck$LassoCheckResult]: Loop: 4065#L737-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; 3973#L739 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 3974#L739-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call main_#t~mem7#1 := read~int(main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);main_~sum~0#1 := main_~sum~0#1 + main_#t~mem7#1;havoc main_#t~mem7#1; 4157#L745-269 havoc main_~_ha_hashv~0#1; 4151#L745-176 goto; 4148#L745-174 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; 4149#L745-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 4199#L745-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch29#1 := 11 == main_~_hj_k~0#1; 4198#L745-73 assume !main_#t~switch29#1; 4197#L745-75 main_#t~switch29#1 := main_#t~switch29#1 || 10 == main_~_hj_k~0#1; 4196#L745-76 assume !main_#t~switch29#1; 4195#L745-78 main_#t~switch29#1 := main_#t~switch29#1 || 9 == main_~_hj_k~0#1; 4194#L745-79 assume !main_#t~switch29#1; 4193#L745-81 main_#t~switch29#1 := main_#t~switch29#1 || 8 == main_~_hj_k~0#1; 4192#L745-82 assume !main_#t~switch29#1; 4191#L745-84 main_#t~switch29#1 := main_#t~switch29#1 || 7 == main_~_hj_k~0#1; 4190#L745-85 assume !main_#t~switch29#1; 4189#L745-87 main_#t~switch29#1 := main_#t~switch29#1 || 6 == main_~_hj_k~0#1; 4188#L745-88 assume !main_#t~switch29#1; 4187#L745-90 main_#t~switch29#1 := main_#t~switch29#1 || 5 == main_~_hj_k~0#1; 4186#L745-91 assume !main_#t~switch29#1; 4185#L745-93 main_#t~switch29#1 := main_#t~switch29#1 || 4 == main_~_hj_k~0#1; 4184#L745-94 assume main_#t~switch29#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 4183#L745-96 main_#t~switch29#1 := main_#t~switch29#1 || 3 == main_~_hj_k~0#1; 4182#L745-97 assume main_#t~switch29#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 4181#L745-99 main_#t~switch29#1 := main_#t~switch29#1 || 2 == main_~_hj_k~0#1; 4180#L745-100 assume main_#t~switch29#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 4179#L745-102 main_#t~switch29#1 := main_#t~switch29#1 || 1 == main_~_hj_k~0#1; 4178#L745-103 assume main_#t~switch29#1;call main_#t~mem40#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~mem40#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem40#1 % 256 % 4294967296 else main_#t~mem40#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem40#1; 4177#L745-105 havoc main_#t~switch29#1; 4176#L745-171 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; 4174#L745-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet41#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 4173#L745-113 main_~_hj_i~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#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; 4172#L745-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 4171#L745-116 assume !(0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296); 4170#L745-118 assume !(main_~_hj_j~0#1 % 4294967296 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296);assume main_#t~nondet42#1 % 4294967296 <= main_~_hj_j~0#1 % 4294967296 + 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296; 4169#L745-120 main_~_hj_j~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 4165#L745-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet43#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 4089#L745-127 main_~_ha_hashv~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#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; 4161#L745-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet44#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 3989#L745-134 main_~_hj_i~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#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; 3990#L745-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet45#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 4098#L745-141 main_~_hj_j~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 4099#L745-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet46#1 := main_~_hj_j~0#1 % 4294967296 / 32; 4155#L745-148 main_~_ha_hashv~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#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; 4119#L745-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet47#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 4086#L745-155 main_~_hj_i~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#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; 4147#L745-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet48#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 4071#L745-162 main_~_hj_j~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 3993#L745-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet49#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 3994#L745-169 main_~_ha_hashv~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#1; 4020#L745-170 goto; 4073#L745-172 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; 4074#L745-173 goto; 4110#L745-175 goto; 4055#L745-266 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); 4056#L745-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);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 write~$Pointer$(main_#t~mem67#1.base, main_#t~mem67#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; 4031#L745-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_#t~mem68#1.base, 16 + main_#t~mem68#1.offset, 4);call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 20 + main_#t~mem70#1.offset, 4);call write~$Pointer$(main_#t~mem69#1.base, main_#t~mem69#1.offset - main_#t~mem71#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);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.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem73#1.base, 8 + main_#t~mem73#1.offset, 4);havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1.base, main_#t~mem73#1.offset;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 write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset; 4032#L745-193 goto; 4133#L745-264 havoc main_~_ha_bkt~0#1;call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem76#1 := read~int(main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);main_#t~post77#1 := main_#t~mem76#1;call write~int(1 + main_#t~post77#1, main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;havoc main_#t~mem76#1;havoc main_#t~post77#1; 4152#L745-203 call main_#t~mem78#1.base, main_#t~mem78#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem79#1 := read~int(main_#t~mem78#1.base, 4 + main_#t~mem78#1.offset, 4); 3984#L745-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem79#1 - 1) % 4294967296;main_#t~nondet80#1 := 0; 3985#L745-201 main_~_ha_bkt~0#1 := main_#t~nondet80#1;havoc main_#t~mem78#1.base, main_#t~mem78#1.offset;havoc main_#t~mem79#1;havoc main_#t~nondet80#1; 4072#L745-202 goto; 4115#L745-261 call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$(main_#t~mem81#1.base, main_#t~mem81#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem82#1.base, main_#t~mem82#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~mem81#1.base, main_#t~mem81#1.offset;havoc main_#t~mem82#1.base, main_#t~mem82#1.offset;call main_#t~mem83#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post84#1 := main_#t~mem83#1;call write~int(1 + main_#t~post84#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem83#1;havoc main_#t~post84#1;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);call write~$Pointer$(main_#t~mem85#1.base, main_#t~mem85#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);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); 3979#L745-205 assume main_#t~mem86#1.base != 0 || main_#t~mem86#1.offset != 0;havoc main_#t~mem86#1.base, main_#t~mem86#1.offset;call main_#t~mem87#1.base, main_#t~mem87#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~mem87#1.base, 12 + main_#t~mem87#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset; 3980#L745-207 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~mem89#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem88#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short92#1 := main_#t~mem89#1 % 4294967296 >= 10 * (1 + main_#t~mem88#1) % 4294967296; 4066#L745-208 assume main_#t~short92#1;call main_#t~mem90#1.base, main_#t~mem90#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem91#1 := read~int(main_#t~mem90#1.base, 36 + main_#t~mem90#1.offset, 4);main_#t~short92#1 := 0 == main_#t~mem91#1 % 4294967296; 4134#L745-210 assume !main_#t~short92#1;havoc main_#t~mem89#1;havoc main_#t~mem88#1;havoc main_#t~mem90#1.base, main_#t~mem90#1.offset;havoc main_#t~mem91#1;havoc main_#t~short92#1; 4092#L745-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 4097#L745-260 goto; 4067#L745-262 havoc main_~_ha_bkt~0#1; 4068#L745-263 goto; 4075#L745-265 goto; 4076#L745-267 havoc main_~_ha_hashv~0#1; 4122#L745-268 goto; 4136#L737-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 4065#L737-3 [2023-11-21 22:15:13,109 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:15:13,109 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 10 times [2023-11-21 22:15:13,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:15:13,110 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [379188482] [2023-11-21 22:15:13,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:15:13,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:15:13,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:15:13,118 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:15:13,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:15:13,127 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:15:13,129 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:15:13,129 INFO L85 PathProgramCache]: Analyzing trace with hash -2119139418, now seen corresponding path program 1 times [2023-11-21 22:15:13,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:15:13,129 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [400369456] [2023-11-21 22:15:13,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:15:13,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:15:13,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:15:14,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:15:14,439 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:15:14,439 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [400369456] [2023-11-21 22:15:14,439 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [400369456] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:15:14,440 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:15:14,440 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-11-21 22:15:14,440 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [403675104] [2023-11-21 22:15:14,440 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:15:14,440 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:15:14,441 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:15:14,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-21 22:15:14,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2023-11-21 22:15:14,442 INFO L87 Difference]: Start difference. First operand 234 states and 329 transitions. cyclomatic complexity: 98 Second operand has 13 states, 13 states have (on average 5.923076923076923) internal successors, (77), 13 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) [2023-11-21 22:15:16,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:15:16,788 INFO L93 Difference]: Finished difference Result 330 states and 467 transitions. [2023-11-21 22:15:16,788 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 330 states and 467 transitions. [2023-11-21 22:15:16,791 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 323 [2023-11-21 22:15:16,795 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 330 states to 330 states and 467 transitions. [2023-11-21 22:15:16,795 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 330 [2023-11-21 22:15:16,796 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 330 [2023-11-21 22:15:16,796 INFO L73 IsDeterministic]: Start isDeterministic. Operand 330 states and 467 transitions. [2023-11-21 22:15:16,797 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:15:16,797 INFO L218 hiAutomatonCegarLoop]: Abstraction has 330 states and 467 transitions. [2023-11-21 22:15:16,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 330 states and 467 transitions. [2023-11-21 22:15:16,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 330 to 240. [2023-11-21 22:15:16,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 240 states, 236 states have (on average 1.402542372881356) internal successors, (331), 235 states have internal predecessors, (331), 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) [2023-11-21 22:15:16,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 337 transitions. [2023-11-21 22:15:16,818 INFO L240 hiAutomatonCegarLoop]: Abstraction has 240 states and 337 transitions. [2023-11-21 22:15:16,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-21 22:15:16,820 INFO L428 stractBuchiCegarLoop]: Abstraction has 240 states and 337 transitions. [2023-11-21 22:15:16,820 INFO L335 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2023-11-21 22:15:16,820 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 240 states and 337 transitions. [2023-11-21 22:15:16,822 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 233 [2023-11-21 22:15:16,822 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:15:16,822 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:15:16,823 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:15:16,823 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:15:16,824 INFO L748 eck$LassoCheckResult]: Stem: 4631#$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(11, 2); 4632#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~nondet6#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem8#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~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~nondet28#1, main_#t~switch29#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~mem40#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_#t~nondet49#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~malloc50#1.base, main_#t~malloc50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~mem52#1.base, main_#t~mem52#1.offset, main_#t~memset~res53#1.base, main_#t~memset~res53#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~mem58#1.base, main_#t~mem58#1.offset, main_#t~malloc59#1.base, main_#t~malloc59#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~mem65#1.base, main_#t~mem65#1.offset, main_#t~memset~res66#1.base, main_#t~memset~res66#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.base, main_#t~mem70#1.offset, main_#t~mem71#1, 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.base, main_#t~mem75#1.offset, main_#t~mem76#1, main_#t~post77#1, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~nondet80#1, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~post84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem89#1, main_#t~mem88#1, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1, main_#t~short92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~malloc95#1.base, main_#t~malloc95#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.base, main_#t~mem98#1.offset, main_#t~mem99#1, main_#t~memset~res100#1.base, main_#t~memset~res100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem105#1, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1, main_#t~nondet106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem110#1, main_#t~mem108#1.base, main_#t~mem108#1.offset, main_#t~mem109#1, main_#t~nondet111#1, main_#t~mem112#1.base, main_#t~mem112#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~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem122#1, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1, main_#t~nondet123#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~pre126#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~post131#1, main_#t~mem135#1, main_#t~mem133#1, main_#t~mem132#1.base, main_#t~mem132#1.offset, main_#t~mem134#1, main_#t~mem136#1, main_#t~post137#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~post113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem115#1, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~post147#1, 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~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem154#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1, main_#t~ite157#1, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem156#1, main_#t~mem158#1.base, main_#t~mem158#1.offset, main_#t~mem159#1, main_#t~mem160#1.base, main_#t~mem160#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~post4#1, main_#t~mem162#1, main_#t~mem161#1.base, main_#t~mem161#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, main_~sum~0#1;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_~sum~0#1 := 0;main_~i~0#1 := 0; 4658#L737-3 [2023-11-21 22:15:16,824 INFO L750 eck$LassoCheckResult]: Loop: 4658#L737-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; 4563#L739 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 4564#L739-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call main_#t~mem7#1 := read~int(main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);main_~sum~0#1 := main_~sum~0#1 + main_#t~mem7#1;havoc main_#t~mem7#1; 4760#L745-269 havoc main_~_ha_hashv~0#1; 4752#L745-176 goto; 4749#L745-174 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; 4750#L745-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 4792#L745-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch29#1 := 11 == main_~_hj_k~0#1; 4791#L745-73 assume !main_#t~switch29#1; 4790#L745-75 main_#t~switch29#1 := main_#t~switch29#1 || 10 == main_~_hj_k~0#1; 4789#L745-76 assume !main_#t~switch29#1; 4788#L745-78 main_#t~switch29#1 := main_#t~switch29#1 || 9 == main_~_hj_k~0#1; 4787#L745-79 assume !main_#t~switch29#1; 4786#L745-81 main_#t~switch29#1 := main_#t~switch29#1 || 8 == main_~_hj_k~0#1; 4685#L745-82 assume !main_#t~switch29#1; 4656#L745-84 main_#t~switch29#1 := main_#t~switch29#1 || 7 == main_~_hj_k~0#1; 4657#L745-85 assume !main_#t~switch29#1; 4647#L745-87 main_#t~switch29#1 := main_#t~switch29#1 || 6 == main_~_hj_k~0#1; 4648#L745-88 assume !main_#t~switch29#1; 4707#L745-90 main_#t~switch29#1 := main_#t~switch29#1 || 5 == main_~_hj_k~0#1; 4708#L745-91 assume !main_#t~switch29#1; 4653#L745-93 main_#t~switch29#1 := main_#t~switch29#1 || 4 == main_~_hj_k~0#1; 4654#L745-94 assume main_#t~switch29#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 4702#L745-96 main_#t~switch29#1 := main_#t~switch29#1 || 3 == main_~_hj_k~0#1; 4703#L745-97 assume main_#t~switch29#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 4704#L745-99 main_#t~switch29#1 := main_#t~switch29#1 || 2 == main_~_hj_k~0#1; 4718#L745-100 assume main_#t~switch29#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 4719#L745-102 main_#t~switch29#1 := main_#t~switch29#1 || 1 == main_~_hj_k~0#1; 4724#L745-103 assume main_#t~switch29#1;call main_#t~mem40#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~mem40#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem40#1 % 256 % 4294967296 else main_#t~mem40#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem40#1; 4725#L745-105 havoc main_#t~switch29#1; 4783#L745-171 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; 4782#L745-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet41#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 4781#L745-113 main_~_hj_i~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#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; 4780#L745-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 4779#L745-116 assume !(0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296); 4777#L745-118 assume !(main_~_hj_j~0#1 % 4294967296 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296);assume main_#t~nondet42#1 % 4294967296 <= main_~_hj_j~0#1 % 4294967296 + 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296; 4776#L745-120 main_~_hj_j~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 4774#L745-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet43#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 4773#L745-127 main_~_ha_hashv~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#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; 4772#L745-128 assume !(0 == main_~_hj_i~0#1 % 4294967296); 4754#L745-130 assume 0 == main_~_ha_hashv~0#1 % 4294967296 / 4096 % 4294967296;main_#t~nondet44#1 := main_~_hj_i~0#1; 4579#L745-134 main_~_hj_i~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#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; 4580#L745-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet45#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 4693#L745-141 main_~_hj_j~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 4694#L745-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet46#1 := main_~_hj_j~0#1 % 4294967296 / 32; 4758#L745-148 main_~_ha_hashv~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#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; 4714#L745-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet47#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 4680#L745-155 main_~_hj_i~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#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; 4748#L745-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet48#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 4665#L745-162 main_~_hj_j~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 4583#L745-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet49#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 4584#L745-169 main_~_ha_hashv~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#1; 4609#L745-170 goto; 4667#L745-172 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; 4668#L745-173 goto; 4706#L745-175 goto; 4645#L745-266 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); 4646#L745-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);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 write~$Pointer$(main_#t~mem67#1.base, main_#t~mem67#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; 4620#L745-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_#t~mem68#1.base, 16 + main_#t~mem68#1.offset, 4);call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 20 + main_#t~mem70#1.offset, 4);call write~$Pointer$(main_#t~mem69#1.base, main_#t~mem69#1.offset - main_#t~mem71#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);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.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem73#1.base, 8 + main_#t~mem73#1.offset, 4);havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1.base, main_#t~mem73#1.offset;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 write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset; 4621#L745-193 goto; 4734#L745-264 havoc main_~_ha_bkt~0#1;call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem76#1 := read~int(main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);main_#t~post77#1 := main_#t~mem76#1;call write~int(1 + main_#t~post77#1, main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;havoc main_#t~mem76#1;havoc main_#t~post77#1; 4753#L745-203 call main_#t~mem78#1.base, main_#t~mem78#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem79#1 := read~int(main_#t~mem78#1.base, 4 + main_#t~mem78#1.offset, 4); 4574#L745-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem79#1 - 1) % 4294967296;main_#t~nondet80#1 := 0; 4575#L745-201 main_~_ha_bkt~0#1 := main_#t~nondet80#1;havoc main_#t~mem78#1.base, main_#t~mem78#1.offset;havoc main_#t~mem79#1;havoc main_#t~nondet80#1; 4666#L745-202 goto; 4710#L745-261 call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$(main_#t~mem81#1.base, main_#t~mem81#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem82#1.base, main_#t~mem82#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~mem81#1.base, main_#t~mem81#1.offset;havoc main_#t~mem82#1.base, main_#t~mem82#1.offset;call main_#t~mem83#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post84#1 := main_#t~mem83#1;call write~int(1 + main_#t~post84#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem83#1;havoc main_#t~post84#1;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);call write~$Pointer$(main_#t~mem85#1.base, main_#t~mem85#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);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); 4569#L745-205 assume main_#t~mem86#1.base != 0 || main_#t~mem86#1.offset != 0;havoc main_#t~mem86#1.base, main_#t~mem86#1.offset;call main_#t~mem87#1.base, main_#t~mem87#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~mem87#1.base, 12 + main_#t~mem87#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset; 4570#L745-207 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~mem89#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem88#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short92#1 := main_#t~mem89#1 % 4294967296 >= 10 * (1 + main_#t~mem88#1) % 4294967296; 4659#L745-208 assume main_#t~short92#1;call main_#t~mem90#1.base, main_#t~mem90#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem91#1 := read~int(main_#t~mem90#1.base, 36 + main_#t~mem90#1.offset, 4);main_#t~short92#1 := 0 == main_#t~mem91#1 % 4294967296; 4735#L745-210 assume !main_#t~short92#1;havoc main_#t~mem89#1;havoc main_#t~mem88#1;havoc main_#t~mem90#1.base, main_#t~mem90#1.offset;havoc main_#t~mem91#1;havoc main_#t~short92#1; 4687#L745-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 4692#L745-260 goto; 4660#L745-262 havoc main_~_ha_bkt~0#1; 4661#L745-263 goto; 4669#L745-265 goto; 4670#L745-267 havoc main_~_ha_hashv~0#1; 4717#L745-268 goto; 4737#L737-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 4658#L737-3 [2023-11-21 22:15:16,825 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:15:16,825 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 11 times [2023-11-21 22:15:16,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:15:16,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1690236492] [2023-11-21 22:15:16,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:15:16,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:15:16,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:15:16,835 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:15:16,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:15:16,844 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:15:16,845 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:15:16,845 INFO L85 PathProgramCache]: Analyzing trace with hash -1495227240, now seen corresponding path program 1 times [2023-11-21 22:15:16,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:15:16,845 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [63836614] [2023-11-21 22:15:16,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:15:16,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:15:17,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:15:17,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:15:17,761 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:15:17,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [63836614] [2023-11-21 22:15:17,761 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [63836614] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:15:17,761 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:15:17,761 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-11-21 22:15:17,762 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1494585852] [2023-11-21 22:15:17,762 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:15:17,762 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:15:17,762 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:15:17,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-21 22:15:17,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2023-11-21 22:15:17,763 INFO L87 Difference]: Start difference. First operand 240 states and 337 transitions. cyclomatic complexity: 100 Second operand has 11 states, 11 states have (on average 7.090909090909091) internal successors, (78), 11 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:15:19,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:15:19,886 INFO L93 Difference]: Finished difference Result 307 states and 430 transitions. [2023-11-21 22:15:19,886 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 307 states and 430 transitions. [2023-11-21 22:15:19,889 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 300 [2023-11-21 22:15:19,893 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 307 states to 307 states and 430 transitions. [2023-11-21 22:15:19,893 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 307 [2023-11-21 22:15:19,894 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 307 [2023-11-21 22:15:19,894 INFO L73 IsDeterministic]: Start isDeterministic. Operand 307 states and 430 transitions. [2023-11-21 22:15:19,895 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:15:19,895 INFO L218 hiAutomatonCegarLoop]: Abstraction has 307 states and 430 transitions. [2023-11-21 22:15:19,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 307 states and 430 transitions. [2023-11-21 22:15:19,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 307 to 243. [2023-11-21 22:15:19,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 243 states, 239 states have (on average 1.401673640167364) internal successors, (335), 238 states have internal predecessors, (335), 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) [2023-11-21 22:15:19,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 243 states and 341 transitions. [2023-11-21 22:15:19,903 INFO L240 hiAutomatonCegarLoop]: Abstraction has 243 states and 341 transitions. [2023-11-21 22:15:19,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-21 22:15:19,904 INFO L428 stractBuchiCegarLoop]: Abstraction has 243 states and 341 transitions. [2023-11-21 22:15:19,904 INFO L335 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2023-11-21 22:15:19,904 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 243 states and 341 transitions. [2023-11-21 22:15:19,905 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 236 [2023-11-21 22:15:19,906 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:15:19,906 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:15:19,906 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:15:19,907 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:15:19,907 INFO L748 eck$LassoCheckResult]: Stem: 5207#$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(11, 2); 5208#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~nondet6#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem8#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~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~nondet28#1, main_#t~switch29#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~mem40#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_#t~nondet49#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~malloc50#1.base, main_#t~malloc50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~mem52#1.base, main_#t~mem52#1.offset, main_#t~memset~res53#1.base, main_#t~memset~res53#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~mem58#1.base, main_#t~mem58#1.offset, main_#t~malloc59#1.base, main_#t~malloc59#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~mem65#1.base, main_#t~mem65#1.offset, main_#t~memset~res66#1.base, main_#t~memset~res66#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.base, main_#t~mem70#1.offset, main_#t~mem71#1, 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.base, main_#t~mem75#1.offset, main_#t~mem76#1, main_#t~post77#1, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~nondet80#1, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~post84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem89#1, main_#t~mem88#1, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1, main_#t~short92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~malloc95#1.base, main_#t~malloc95#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.base, main_#t~mem98#1.offset, main_#t~mem99#1, main_#t~memset~res100#1.base, main_#t~memset~res100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem105#1, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1, main_#t~nondet106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem110#1, main_#t~mem108#1.base, main_#t~mem108#1.offset, main_#t~mem109#1, main_#t~nondet111#1, main_#t~mem112#1.base, main_#t~mem112#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~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem122#1, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1, main_#t~nondet123#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~pre126#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~post131#1, main_#t~mem135#1, main_#t~mem133#1, main_#t~mem132#1.base, main_#t~mem132#1.offset, main_#t~mem134#1, main_#t~mem136#1, main_#t~post137#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~post113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem115#1, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~post147#1, 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~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem154#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1, main_#t~ite157#1, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem156#1, main_#t~mem158#1.base, main_#t~mem158#1.offset, main_#t~mem159#1, main_#t~mem160#1.base, main_#t~mem160#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~post4#1, main_#t~mem162#1, main_#t~mem161#1.base, main_#t~mem161#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, main_~sum~0#1;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_~sum~0#1 := 0;main_~i~0#1 := 0; 5228#L737-3 [2023-11-21 22:15:19,907 INFO L750 eck$LassoCheckResult]: Loop: 5228#L737-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; 5138#L739 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 5139#L739-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call main_#t~mem7#1 := read~int(main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);main_~sum~0#1 := main_~sum~0#1 + main_#t~mem7#1;havoc main_#t~mem7#1; 5326#L745-269 havoc main_~_ha_hashv~0#1; 5318#L745-176 goto; 5314#L745-174 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; 5315#L745-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 5369#L745-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch29#1 := 11 == main_~_hj_k~0#1; 5368#L745-73 assume !main_#t~switch29#1; 5367#L745-75 main_#t~switch29#1 := main_#t~switch29#1 || 10 == main_~_hj_k~0#1; 5366#L745-76 assume !main_#t~switch29#1; 5365#L745-78 main_#t~switch29#1 := main_#t~switch29#1 || 9 == main_~_hj_k~0#1; 5364#L745-79 assume !main_#t~switch29#1; 5363#L745-81 main_#t~switch29#1 := main_#t~switch29#1 || 8 == main_~_hj_k~0#1; 5362#L745-82 assume !main_#t~switch29#1; 5361#L745-84 main_#t~switch29#1 := main_#t~switch29#1 || 7 == main_~_hj_k~0#1; 5360#L745-85 assume !main_#t~switch29#1; 5359#L745-87 main_#t~switch29#1 := main_#t~switch29#1 || 6 == main_~_hj_k~0#1; 5358#L745-88 assume !main_#t~switch29#1; 5357#L745-90 main_#t~switch29#1 := main_#t~switch29#1 || 5 == main_~_hj_k~0#1; 5356#L745-91 assume !main_#t~switch29#1; 5355#L745-93 main_#t~switch29#1 := main_#t~switch29#1 || 4 == main_~_hj_k~0#1; 5354#L745-94 assume main_#t~switch29#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 5353#L745-96 main_#t~switch29#1 := main_#t~switch29#1 || 3 == main_~_hj_k~0#1; 5352#L745-97 assume main_#t~switch29#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 5351#L745-99 main_#t~switch29#1 := main_#t~switch29#1 || 2 == main_~_hj_k~0#1; 5350#L745-100 assume main_#t~switch29#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 5349#L745-102 main_#t~switch29#1 := main_#t~switch29#1 || 1 == main_~_hj_k~0#1; 5348#L745-103 assume main_#t~switch29#1;call main_#t~mem40#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~mem40#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem40#1 % 256 % 4294967296 else main_#t~mem40#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem40#1; 5347#L745-105 havoc main_#t~switch29#1; 5346#L745-171 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; 5344#L745-107 assume !(0 == main_~_hj_i~0#1 % 4294967296); 5345#L745-109 assume !(0 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296); 5375#L745-111 assume !(main_~_hj_i~0#1 % 4294967296 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296);assume main_#t~nondet41#1 % 4294967296 <= main_~_hj_i~0#1 % 4294967296 + main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296; 5373#L745-113 main_~_hj_i~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#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; 5374#L745-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet42#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 5172#L745-120 main_~_hj_j~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 5173#L745-121 assume !(0 == main_~_ha_hashv~0#1 % 4294967296); 5378#L745-123 assume 0 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1; 5252#L745-127 main_~_ha_hashv~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#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; 5316#L745-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet44#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 5154#L745-134 main_~_hj_i~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#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; 5155#L745-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet45#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 5263#L745-141 main_~_hj_j~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 5264#L745-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet46#1 := main_~_hj_j~0#1 % 4294967296 / 32; 5324#L745-148 main_~_ha_hashv~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#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; 5285#L745-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet47#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 5249#L745-155 main_~_hj_i~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#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; 5313#L745-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet48#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 5234#L745-162 main_~_hj_j~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 5158#L745-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet49#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 5159#L745-169 main_~_ha_hashv~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#1; 5183#L745-170 goto; 5236#L745-172 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; 5237#L745-173 goto; 5275#L745-175 goto; 5218#L745-266 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); 5219#L745-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);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 write~$Pointer$(main_#t~mem67#1.base, main_#t~mem67#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; 5194#L745-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_#t~mem68#1.base, 16 + main_#t~mem68#1.offset, 4);call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 20 + main_#t~mem70#1.offset, 4);call write~$Pointer$(main_#t~mem69#1.base, main_#t~mem69#1.offset - main_#t~mem71#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);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.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem73#1.base, 8 + main_#t~mem73#1.offset, 4);havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1.base, main_#t~mem73#1.offset;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 write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset; 5195#L745-193 goto; 5300#L745-264 havoc main_~_ha_bkt~0#1;call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem76#1 := read~int(main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);main_#t~post77#1 := main_#t~mem76#1;call write~int(1 + main_#t~post77#1, main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;havoc main_#t~mem76#1;havoc main_#t~post77#1; 5319#L745-203 call main_#t~mem78#1.base, main_#t~mem78#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem79#1 := read~int(main_#t~mem78#1.base, 4 + main_#t~mem78#1.offset, 4); 5149#L745-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem79#1 - 1) % 4294967296;main_#t~nondet80#1 := 0; 5150#L745-201 main_~_ha_bkt~0#1 := main_#t~nondet80#1;havoc main_#t~mem78#1.base, main_#t~mem78#1.offset;havoc main_#t~mem79#1;havoc main_#t~nondet80#1; 5235#L745-202 goto; 5280#L745-261 call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$(main_#t~mem81#1.base, main_#t~mem81#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem82#1.base, main_#t~mem82#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~mem81#1.base, main_#t~mem81#1.offset;havoc main_#t~mem82#1.base, main_#t~mem82#1.offset;call main_#t~mem83#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post84#1 := main_#t~mem83#1;call write~int(1 + main_#t~post84#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem83#1;havoc main_#t~post84#1;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);call write~$Pointer$(main_#t~mem85#1.base, main_#t~mem85#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);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); 5146#L745-205 assume main_#t~mem86#1.base != 0 || main_#t~mem86#1.offset != 0;havoc main_#t~mem86#1.base, main_#t~mem86#1.offset;call main_#t~mem87#1.base, main_#t~mem87#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~mem87#1.base, 12 + main_#t~mem87#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset; 5147#L745-207 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~mem89#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem88#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short92#1 := main_#t~mem89#1 % 4294967296 >= 10 * (1 + main_#t~mem88#1) % 4294967296; 5229#L745-208 assume main_#t~short92#1;call main_#t~mem90#1.base, main_#t~mem90#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem91#1 := read~int(main_#t~mem90#1.base, 36 + main_#t~mem90#1.offset, 4);main_#t~short92#1 := 0 == main_#t~mem91#1 % 4294967296; 5301#L745-210 assume !main_#t~short92#1;havoc main_#t~mem89#1;havoc main_#t~mem88#1;havoc main_#t~mem90#1.base, main_#t~mem90#1.offset;havoc main_#t~mem91#1;havoc main_#t~short92#1; 5257#L745-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 5262#L745-260 goto; 5230#L745-262 havoc main_~_ha_bkt~0#1; 5231#L745-263 goto; 5238#L745-265 goto; 5239#L745-267 havoc main_~_ha_hashv~0#1; 5288#L745-268 goto; 5304#L737-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 5228#L737-3 [2023-11-21 22:15:19,907 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:15:19,908 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 12 times [2023-11-21 22:15:19,908 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:15:19,908 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [52581906] [2023-11-21 22:15:19,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:15:19,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:15:19,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:15:19,916 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:15:19,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:15:19,924 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:15:19,925 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:15:19,925 INFO L85 PathProgramCache]: Analyzing trace with hash 510553155, now seen corresponding path program 1 times [2023-11-21 22:15:19,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:15:19,925 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1220040069] [2023-11-21 22:15:19,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:15:19,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:15:20,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:15:20,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:15:20,511 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:15:20,512 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1220040069] [2023-11-21 22:15:20,512 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1220040069] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:15:20,512 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:15:20,512 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-21 22:15:20,512 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1605448099] [2023-11-21 22:15:20,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:15:20,513 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:15:20,513 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:15:20,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-21 22:15:20,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2023-11-21 22:15:20,513 INFO L87 Difference]: Start difference. First operand 243 states and 341 transitions. cyclomatic complexity: 101 Second operand has 9 states, 9 states have (on average 8.666666666666666) internal successors, (78), 9 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:15:21,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:15:21,676 INFO L93 Difference]: Finished difference Result 263 states and 367 transitions. [2023-11-21 22:15:21,676 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 263 states and 367 transitions. [2023-11-21 22:15:21,678 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 256 [2023-11-21 22:15:21,681 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 263 states to 263 states and 367 transitions. [2023-11-21 22:15:21,681 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 263 [2023-11-21 22:15:21,682 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 263 [2023-11-21 22:15:21,682 INFO L73 IsDeterministic]: Start isDeterministic. Operand 263 states and 367 transitions. [2023-11-21 22:15:21,682 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:15:21,682 INFO L218 hiAutomatonCegarLoop]: Abstraction has 263 states and 367 transitions. [2023-11-21 22:15:21,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263 states and 367 transitions. [2023-11-21 22:15:21,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263 to 246. [2023-11-21 22:15:21,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 242 states have (on average 1.4008264462809918) internal successors, (339), 241 states have internal predecessors, (339), 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) [2023-11-21 22:15:21,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 345 transitions. [2023-11-21 22:15:21,690 INFO L240 hiAutomatonCegarLoop]: Abstraction has 246 states and 345 transitions. [2023-11-21 22:15:21,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-21 22:15:21,692 INFO L428 stractBuchiCegarLoop]: Abstraction has 246 states and 345 transitions. [2023-11-21 22:15:21,692 INFO L335 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2023-11-21 22:15:21,692 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 246 states and 345 transitions. [2023-11-21 22:15:21,693 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 239 [2023-11-21 22:15:21,693 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:15:21,694 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:15:21,694 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:15:21,695 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:15:21,695 INFO L748 eck$LassoCheckResult]: Stem: 5736#$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(11, 2); 5737#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~nondet6#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem8#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~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~nondet28#1, main_#t~switch29#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~mem40#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_#t~nondet49#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~malloc50#1.base, main_#t~malloc50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~mem52#1.base, main_#t~mem52#1.offset, main_#t~memset~res53#1.base, main_#t~memset~res53#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~mem58#1.base, main_#t~mem58#1.offset, main_#t~malloc59#1.base, main_#t~malloc59#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~mem65#1.base, main_#t~mem65#1.offset, main_#t~memset~res66#1.base, main_#t~memset~res66#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.base, main_#t~mem70#1.offset, main_#t~mem71#1, 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.base, main_#t~mem75#1.offset, main_#t~mem76#1, main_#t~post77#1, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~nondet80#1, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~post84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem89#1, main_#t~mem88#1, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1, main_#t~short92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~malloc95#1.base, main_#t~malloc95#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.base, main_#t~mem98#1.offset, main_#t~mem99#1, main_#t~memset~res100#1.base, main_#t~memset~res100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem105#1, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1, main_#t~nondet106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem110#1, main_#t~mem108#1.base, main_#t~mem108#1.offset, main_#t~mem109#1, main_#t~nondet111#1, main_#t~mem112#1.base, main_#t~mem112#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~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem122#1, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1, main_#t~nondet123#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~pre126#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~post131#1, main_#t~mem135#1, main_#t~mem133#1, main_#t~mem132#1.base, main_#t~mem132#1.offset, main_#t~mem134#1, main_#t~mem136#1, main_#t~post137#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~post113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem115#1, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~post147#1, 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~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem154#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1, main_#t~ite157#1, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem156#1, main_#t~mem158#1.base, main_#t~mem158#1.offset, main_#t~mem159#1, main_#t~mem160#1.base, main_#t~mem160#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~post4#1, main_#t~mem162#1, main_#t~mem161#1.base, main_#t~mem161#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, main_~sum~0#1;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_~sum~0#1 := 0;main_~i~0#1 := 0; 5757#L737-3 [2023-11-21 22:15:21,695 INFO L750 eck$LassoCheckResult]: Loop: 5757#L737-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; 5664#L739 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 5665#L739-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call main_#t~mem7#1 := read~int(main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);main_~sum~0#1 := main_~sum~0#1 + main_#t~mem7#1;havoc main_#t~mem7#1; 5854#L745-269 havoc main_~_ha_hashv~0#1; 5848#L745-176 goto; 5846#L745-174 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; 5706#L745-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 5707#L745-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch29#1 := 11 == main_~_hj_k~0#1; 5856#L745-73 assume !main_#t~switch29#1; 5693#L745-75 main_#t~switch29#1 := main_#t~switch29#1 || 10 == main_~_hj_k~0#1; 5694#L745-76 assume !main_#t~switch29#1; 5755#L745-78 main_#t~switch29#1 := main_#t~switch29#1 || 9 == main_~_hj_k~0#1; 5729#L745-79 assume !main_#t~switch29#1; 5730#L745-81 main_#t~switch29#1 := main_#t~switch29#1 || 8 == main_~_hj_k~0#1; 5786#L745-82 assume !main_#t~switch29#1; 5756#L745-84 main_#t~switch29#1 := main_#t~switch29#1 || 7 == main_~_hj_k~0#1; 5738#L745-85 assume !main_#t~switch29#1; 5739#L745-87 main_#t~switch29#1 := main_#t~switch29#1 || 6 == main_~_hj_k~0#1; 5749#L745-88 assume !main_#t~switch29#1; 5807#L745-90 main_#t~switch29#1 := main_#t~switch29#1 || 5 == main_~_hj_k~0#1; 5808#L745-91 assume !main_#t~switch29#1; 5754#L745-93 main_#t~switch29#1 := main_#t~switch29#1 || 4 == main_~_hj_k~0#1; 5709#L745-94 assume main_#t~switch29#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 5710#L745-96 main_#t~switch29#1 := main_#t~switch29#1 || 3 == main_~_hj_k~0#1; 5803#L745-97 assume main_#t~switch29#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 5804#L745-99 main_#t~switch29#1 := main_#t~switch29#1 || 2 == main_~_hj_k~0#1; 5820#L745-100 assume main_#t~switch29#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 5775#L745-102 main_#t~switch29#1 := main_#t~switch29#1 || 1 == main_~_hj_k~0#1; 5776#L745-103 assume main_#t~switch29#1;call main_#t~mem40#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~mem40#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem40#1 % 256 % 4294967296 else main_#t~mem40#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem40#1; 5727#L745-105 havoc main_#t~switch29#1; 5728#L745-171 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; 5874#L745-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet41#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 5872#L745-113 main_~_hj_i~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#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; 5871#L745-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 5870#L745-116 assume !(0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296); 5868#L745-118 assume !(main_~_hj_j~0#1 % 4294967296 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296);assume main_#t~nondet42#1 % 4294967296 <= main_~_hj_j~0#1 % 4294967296 + 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296; 5867#L745-120 main_~_hj_j~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 5865#L745-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet43#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 5864#L745-127 main_~_ha_hashv~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#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; 5862#L745-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet44#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 5861#L745-134 main_~_hj_i~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#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; 5860#L745-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet45#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 5794#L745-141 main_~_hj_j~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 5795#L745-142 assume !(0 == main_~_ha_hashv~0#1 % 4294967296); 5851#L745-144 assume 0 == main_~_hj_j~0#1 % 4294967296 / 32 % 4294967296;main_#t~nondet46#1 := main_~_ha_hashv~0#1; 5852#L745-148 main_~_ha_hashv~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#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; 5814#L745-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet47#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 5780#L745-155 main_~_hj_i~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#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; 5845#L745-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet48#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 5765#L745-162 main_~_hj_j~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 5685#L745-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet49#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 5686#L745-169 main_~_ha_hashv~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#1; 5711#L745-170 goto; 5767#L745-172 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; 5768#L745-173 goto; 5806#L745-175 goto; 5747#L745-266 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); 5748#L745-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);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 write~$Pointer$(main_#t~mem67#1.base, main_#t~mem67#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; 5722#L745-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_#t~mem68#1.base, 16 + main_#t~mem68#1.offset, 4);call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 20 + main_#t~mem70#1.offset, 4);call write~$Pointer$(main_#t~mem69#1.base, main_#t~mem69#1.offset - main_#t~mem71#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);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.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem73#1.base, 8 + main_#t~mem73#1.offset, 4);havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1.base, main_#t~mem73#1.offset;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 write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset; 5723#L745-193 goto; 5829#L745-264 havoc main_~_ha_bkt~0#1;call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem76#1 := read~int(main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);main_#t~post77#1 := main_#t~mem76#1;call write~int(1 + main_#t~post77#1, main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;havoc main_#t~mem76#1;havoc main_#t~post77#1; 5849#L745-203 call main_#t~mem78#1.base, main_#t~mem78#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem79#1 := read~int(main_#t~mem78#1.base, 4 + main_#t~mem78#1.offset, 4); 5675#L745-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem79#1 - 1) % 4294967296;main_#t~nondet80#1 := 0; 5676#L745-201 main_~_ha_bkt~0#1 := main_#t~nondet80#1;havoc main_#t~mem78#1.base, main_#t~mem78#1.offset;havoc main_#t~mem79#1;havoc main_#t~nondet80#1; 5766#L745-202 goto; 5810#L745-261 call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$(main_#t~mem81#1.base, main_#t~mem81#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem82#1.base, main_#t~mem82#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~mem81#1.base, main_#t~mem81#1.offset;havoc main_#t~mem82#1.base, main_#t~mem82#1.offset;call main_#t~mem83#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post84#1 := main_#t~mem83#1;call write~int(1 + main_#t~post84#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem83#1;havoc main_#t~post84#1;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);call write~$Pointer$(main_#t~mem85#1.base, main_#t~mem85#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);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); 5672#L745-205 assume main_#t~mem86#1.base != 0 || main_#t~mem86#1.offset != 0;havoc main_#t~mem86#1.base, main_#t~mem86#1.offset;call main_#t~mem87#1.base, main_#t~mem87#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~mem87#1.base, 12 + main_#t~mem87#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset; 5673#L745-207 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~mem89#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem88#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short92#1 := main_#t~mem89#1 % 4294967296 >= 10 * (1 + main_#t~mem88#1) % 4294967296; 5758#L745-208 assume main_#t~short92#1;call main_#t~mem90#1.base, main_#t~mem90#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem91#1 := read~int(main_#t~mem90#1.base, 36 + main_#t~mem90#1.offset, 4);main_#t~short92#1 := 0 == main_#t~mem91#1 % 4294967296; 5830#L745-210 assume !main_#t~short92#1;havoc main_#t~mem89#1;havoc main_#t~mem88#1;havoc main_#t~mem90#1.base, main_#t~mem90#1.offset;havoc main_#t~mem91#1;havoc main_#t~short92#1; 5788#L745-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 5793#L745-260 goto; 5759#L745-262 havoc main_~_ha_bkt~0#1; 5760#L745-263 goto; 5769#L745-265 goto; 5770#L745-267 havoc main_~_ha_hashv~0#1; 5817#L745-268 goto; 5831#L737-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 5757#L737-3 [2023-11-21 22:15:21,696 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:15:21,696 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 13 times [2023-11-21 22:15:21,696 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:15:21,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1932208291] [2023-11-21 22:15:21,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:15:21,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:15:21,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:15:21,705 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:15:21,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:15:21,714 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:15:21,716 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:15:21,716 INFO L85 PathProgramCache]: Analyzing trace with hash 1259166402, now seen corresponding path program 1 times [2023-11-21 22:15:21,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:15:21,716 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1226038894] [2023-11-21 22:15:21,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:15:21,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:15:21,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:15:22,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:15:22,877 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:15:22,877 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1226038894] [2023-11-21 22:15:22,877 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1226038894] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:15:22,877 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:15:22,878 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-21 22:15:22,878 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1852215135] [2023-11-21 22:15:22,878 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:15:22,878 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:15:22,878 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:15:22,879 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-21 22:15:22,879 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2023-11-21 22:15:22,880 INFO L87 Difference]: Start difference. First operand 246 states and 345 transitions. cyclomatic complexity: 102 Second operand has 9 states, 9 states have (on average 8.666666666666666) internal successors, (78), 9 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:15:23,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:15:23,801 INFO L93 Difference]: Finished difference Result 240 states and 336 transitions. [2023-11-21 22:15:23,802 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 240 states and 336 transitions. [2023-11-21 22:15:23,804 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 233 [2023-11-21 22:15:23,813 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 240 states to 240 states and 336 transitions. [2023-11-21 22:15:23,814 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 240 [2023-11-21 22:15:23,814 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 240 [2023-11-21 22:15:23,814 INFO L73 IsDeterministic]: Start isDeterministic. Operand 240 states and 336 transitions. [2023-11-21 22:15:23,815 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:15:23,815 INFO L218 hiAutomatonCegarLoop]: Abstraction has 240 states and 336 transitions. [2023-11-21 22:15:23,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states and 336 transitions. [2023-11-21 22:15:23,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 237. [2023-11-21 22:15:23,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 237 states, 233 states have (on average 1.3991416309012876) internal successors, (326), 232 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) [2023-11-21 22:15:23,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 332 transitions. [2023-11-21 22:15:23,823 INFO L240 hiAutomatonCegarLoop]: Abstraction has 237 states and 332 transitions. [2023-11-21 22:15:23,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-21 22:15:23,828 INFO L428 stractBuchiCegarLoop]: Abstraction has 237 states and 332 transitions. [2023-11-21 22:15:23,828 INFO L335 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2023-11-21 22:15:23,828 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 237 states and 332 transitions. [2023-11-21 22:15:23,830 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 230 [2023-11-21 22:15:23,830 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:15:23,830 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:15:23,831 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:15:23,831 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:15:23,831 INFO L748 eck$LassoCheckResult]: Stem: 6238#$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(11, 2); 6239#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~nondet6#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem8#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~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~nondet28#1, main_#t~switch29#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~mem40#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_#t~nondet49#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~malloc50#1.base, main_#t~malloc50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~mem52#1.base, main_#t~mem52#1.offset, main_#t~memset~res53#1.base, main_#t~memset~res53#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~mem58#1.base, main_#t~mem58#1.offset, main_#t~malloc59#1.base, main_#t~malloc59#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~mem65#1.base, main_#t~mem65#1.offset, main_#t~memset~res66#1.base, main_#t~memset~res66#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.base, main_#t~mem70#1.offset, main_#t~mem71#1, 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.base, main_#t~mem75#1.offset, main_#t~mem76#1, main_#t~post77#1, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~nondet80#1, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~post84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem89#1, main_#t~mem88#1, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1, main_#t~short92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~malloc95#1.base, main_#t~malloc95#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.base, main_#t~mem98#1.offset, main_#t~mem99#1, main_#t~memset~res100#1.base, main_#t~memset~res100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem105#1, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1, main_#t~nondet106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem110#1, main_#t~mem108#1.base, main_#t~mem108#1.offset, main_#t~mem109#1, main_#t~nondet111#1, main_#t~mem112#1.base, main_#t~mem112#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~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem122#1, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1, main_#t~nondet123#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~pre126#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~post131#1, main_#t~mem135#1, main_#t~mem133#1, main_#t~mem132#1.base, main_#t~mem132#1.offset, main_#t~mem134#1, main_#t~mem136#1, main_#t~post137#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~post113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem115#1, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~post147#1, 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~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem154#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1, main_#t~ite157#1, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem156#1, main_#t~mem158#1.base, main_#t~mem158#1.offset, main_#t~mem159#1, main_#t~mem160#1.base, main_#t~mem160#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~post4#1, main_#t~mem162#1, main_#t~mem161#1.base, main_#t~mem161#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, main_~sum~0#1;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_~sum~0#1 := 0;main_~i~0#1 := 0; 6260#L737-3 [2023-11-21 22:15:23,831 INFO L750 eck$LassoCheckResult]: Loop: 6260#L737-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; 6168#L739 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 6169#L739-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call main_#t~mem7#1 := read~int(main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);main_~sum~0#1 := main_~sum~0#1 + main_#t~mem7#1;havoc main_#t~mem7#1; 6361#L745-269 havoc main_~_ha_hashv~0#1; 6355#L745-176 goto; 6351#L745-174 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; 6352#L745-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 6402#L745-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch29#1 := 11 == main_~_hj_k~0#1; 6401#L745-73 assume !main_#t~switch29#1; 6400#L745-75 main_#t~switch29#1 := main_#t~switch29#1 || 10 == main_~_hj_k~0#1; 6399#L745-76 assume !main_#t~switch29#1; 6294#L745-78 main_#t~switch29#1 := main_#t~switch29#1 || 9 == main_~_hj_k~0#1; 6295#L745-79 assume !main_#t~switch29#1; 6364#L745-81 main_#t~switch29#1 := main_#t~switch29#1 || 8 == main_~_hj_k~0#1; 6365#L745-82 assume !main_#t~switch29#1; 6259#L745-84 main_#t~switch29#1 := main_#t~switch29#1 || 7 == main_~_hj_k~0#1; 6240#L745-85 assume !main_#t~switch29#1; 6241#L745-87 main_#t~switch29#1 := main_#t~switch29#1 || 6 == main_~_hj_k~0#1; 6366#L745-88 assume !main_#t~switch29#1; 6367#L745-90 main_#t~switch29#1 := main_#t~switch29#1 || 5 == main_~_hj_k~0#1; 6397#L745-91 assume !main_#t~switch29#1; 6396#L745-93 main_#t~switch29#1 := main_#t~switch29#1 || 4 == main_~_hj_k~0#1; 6395#L745-94 assume main_#t~switch29#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 6394#L745-96 main_#t~switch29#1 := main_#t~switch29#1 || 3 == main_~_hj_k~0#1; 6393#L745-97 assume main_#t~switch29#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 6392#L745-99 main_#t~switch29#1 := main_#t~switch29#1 || 2 == main_~_hj_k~0#1; 6391#L745-100 assume main_#t~switch29#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 6390#L745-102 main_#t~switch29#1 := main_#t~switch29#1 || 1 == main_~_hj_k~0#1; 6381#L745-103 assume main_#t~switch29#1;call main_#t~mem40#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~mem40#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem40#1 % 256 % 4294967296 else main_#t~mem40#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem40#1; 6230#L745-105 havoc main_#t~switch29#1; 6228#L745-171 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; 6229#L745-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet41#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 6264#L745-113 main_~_hj_i~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#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; 6315#L745-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 6349#L745-116 assume !(0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296); 6287#L745-118 assume !(main_~_hj_j~0#1 % 4294967296 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296);assume main_#t~nondet42#1 % 4294967296 <= main_~_hj_j~0#1 % 4294967296 + 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296; 6288#L745-120 main_~_hj_j~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 6404#L745-121 assume !(0 == main_~_ha_hashv~0#1 % 4294967296); 6403#L745-123 assume 0 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1; 6353#L745-127 main_~_ha_hashv~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#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; 6280#L745-128 assume !(0 == main_~_hj_i~0#1 % 4294967296); 6281#L745-130 assume 0 == main_~_ha_hashv~0#1 % 4294967296 / 4096 % 4294967296;main_#t~nondet44#1 := main_~_hj_i~0#1; 6184#L745-134 main_~_hj_i~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#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; 6185#L745-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet45#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 6300#L745-141 main_~_hj_j~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 6301#L745-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet46#1 := main_~_hj_j~0#1 % 4294967296 / 32; 6359#L745-148 main_~_ha_hashv~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#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; 6320#L745-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet47#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 6283#L745-155 main_~_hj_i~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#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; 6350#L745-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet48#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 6268#L745-162 main_~_hj_j~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 6188#L745-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet49#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 6189#L745-169 main_~_ha_hashv~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#1; 6214#L745-170 goto; 6270#L745-172 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; 6271#L745-173 goto; 6312#L745-175 goto; 6249#L745-266 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); 6250#L745-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);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 write~$Pointer$(main_#t~mem67#1.base, main_#t~mem67#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; 6225#L745-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_#t~mem68#1.base, 16 + main_#t~mem68#1.offset, 4);call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 20 + main_#t~mem70#1.offset, 4);call write~$Pointer$(main_#t~mem69#1.base, main_#t~mem69#1.offset - main_#t~mem71#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);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.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem73#1.base, 8 + main_#t~mem73#1.offset, 4);havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1.base, main_#t~mem73#1.offset;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 write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset; 6226#L745-193 goto; 6335#L745-264 havoc main_~_ha_bkt~0#1;call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem76#1 := read~int(main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);main_#t~post77#1 := main_#t~mem76#1;call write~int(1 + main_#t~post77#1, main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;havoc main_#t~mem76#1;havoc main_#t~post77#1; 6356#L745-203 call main_#t~mem78#1.base, main_#t~mem78#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem79#1 := read~int(main_#t~mem78#1.base, 4 + main_#t~mem78#1.offset, 4); 6179#L745-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem79#1 - 1) % 4294967296;main_#t~nondet80#1 := 0; 6180#L745-201 main_~_ha_bkt~0#1 := main_#t~nondet80#1;havoc main_#t~mem78#1.base, main_#t~mem78#1.offset;havoc main_#t~mem79#1;havoc main_#t~nondet80#1; 6269#L745-202 goto; 6316#L745-261 call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$(main_#t~mem81#1.base, main_#t~mem81#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem82#1.base, main_#t~mem82#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~mem81#1.base, main_#t~mem81#1.offset;havoc main_#t~mem82#1.base, main_#t~mem82#1.offset;call main_#t~mem83#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post84#1 := main_#t~mem83#1;call write~int(1 + main_#t~post84#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem83#1;havoc main_#t~post84#1;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);call write~$Pointer$(main_#t~mem85#1.base, main_#t~mem85#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);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); 6176#L745-205 assume main_#t~mem86#1.base != 0 || main_#t~mem86#1.offset != 0;havoc main_#t~mem86#1.base, main_#t~mem86#1.offset;call main_#t~mem87#1.base, main_#t~mem87#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~mem87#1.base, 12 + main_#t~mem87#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset; 6177#L745-207 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~mem89#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem88#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short92#1 := main_#t~mem89#1 % 4294967296 >= 10 * (1 + main_#t~mem88#1) % 4294967296; 6261#L745-208 assume main_#t~short92#1;call main_#t~mem90#1.base, main_#t~mem90#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem91#1 := read~int(main_#t~mem90#1.base, 36 + main_#t~mem90#1.offset, 4);main_#t~short92#1 := 0 == main_#t~mem91#1 % 4294967296; 6336#L745-210 assume !main_#t~short92#1;havoc main_#t~mem89#1;havoc main_#t~mem88#1;havoc main_#t~mem90#1.base, main_#t~mem90#1.offset;havoc main_#t~mem91#1;havoc main_#t~short92#1; 6292#L745-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 6299#L745-260 goto; 6262#L745-262 havoc main_~_ha_bkt~0#1; 6263#L745-263 goto; 6272#L745-265 goto; 6273#L745-267 havoc main_~_ha_hashv~0#1; 6323#L745-268 goto; 6339#L737-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 6260#L737-3 [2023-11-21 22:15:23,832 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:15:23,832 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 14 times [2023-11-21 22:15:23,832 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:15:23,832 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [447690580] [2023-11-21 22:15:23,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:15:23,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:15:23,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:15:23,840 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:15:23,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:15:23,849 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:15:23,852 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:15:23,852 INFO L85 PathProgramCache]: Analyzing trace with hash -1539081093, now seen corresponding path program 1 times [2023-11-21 22:15:23,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:15:23,852 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60454433] [2023-11-21 22:15:23,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:15:23,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:15:24,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:15:24,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:15:24,799 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:15:24,799 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [60454433] [2023-11-21 22:15:24,799 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [60454433] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:15:24,799 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:15:24,800 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-11-21 22:15:24,800 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [786552550] [2023-11-21 22:15:24,800 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:15:24,800 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:15:24,801 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:15:24,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-21 22:15:24,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2023-11-21 22:15:24,801 INFO L87 Difference]: Start difference. First operand 237 states and 332 transitions. cyclomatic complexity: 98 Second operand has 12 states, 12 states have (on average 6.583333333333333) internal successors, (79), 12 states have internal predecessors, (79), 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) [2023-11-21 22:15:26,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:15:26,093 INFO L93 Difference]: Finished difference Result 281 states and 398 transitions. [2023-11-21 22:15:26,093 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 281 states and 398 transitions. [2023-11-21 22:15:26,095 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 274 [2023-11-21 22:15:26,098 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 281 states to 281 states and 398 transitions. [2023-11-21 22:15:26,099 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 281 [2023-11-21 22:15:26,099 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 281 [2023-11-21 22:15:26,099 INFO L73 IsDeterministic]: Start isDeterministic. Operand 281 states and 398 transitions. [2023-11-21 22:15:26,100 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:15:26,100 INFO L218 hiAutomatonCegarLoop]: Abstraction has 281 states and 398 transitions. [2023-11-21 22:15:26,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states and 398 transitions. [2023-11-21 22:15:26,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 244. [2023-11-21 22:15:26,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 244 states, 240 states have (on average 1.3958333333333333) internal successors, (335), 239 states have internal predecessors, (335), 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) [2023-11-21 22:15:26,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 341 transitions. [2023-11-21 22:15:26,107 INFO L240 hiAutomatonCegarLoop]: Abstraction has 244 states and 341 transitions. [2023-11-21 22:15:26,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-21 22:15:26,108 INFO L428 stractBuchiCegarLoop]: Abstraction has 244 states and 341 transitions. [2023-11-21 22:15:26,109 INFO L335 stractBuchiCegarLoop]: ======== Iteration 15 ============ [2023-11-21 22:15:26,109 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 244 states and 341 transitions. [2023-11-21 22:15:26,110 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 237 [2023-11-21 22:15:26,110 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:15:26,110 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:15:26,111 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:15:26,111 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:15:26,112 INFO L748 eck$LassoCheckResult]: Stem: 6778#$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(11, 2); 6779#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~nondet6#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem8#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~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~nondet28#1, main_#t~switch29#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~mem40#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_#t~nondet49#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~malloc50#1.base, main_#t~malloc50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~mem52#1.base, main_#t~mem52#1.offset, main_#t~memset~res53#1.base, main_#t~memset~res53#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~mem58#1.base, main_#t~mem58#1.offset, main_#t~malloc59#1.base, main_#t~malloc59#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~mem65#1.base, main_#t~mem65#1.offset, main_#t~memset~res66#1.base, main_#t~memset~res66#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.base, main_#t~mem70#1.offset, main_#t~mem71#1, 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.base, main_#t~mem75#1.offset, main_#t~mem76#1, main_#t~post77#1, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~nondet80#1, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~post84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem89#1, main_#t~mem88#1, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1, main_#t~short92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~malloc95#1.base, main_#t~malloc95#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.base, main_#t~mem98#1.offset, main_#t~mem99#1, main_#t~memset~res100#1.base, main_#t~memset~res100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem105#1, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1, main_#t~nondet106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem110#1, main_#t~mem108#1.base, main_#t~mem108#1.offset, main_#t~mem109#1, main_#t~nondet111#1, main_#t~mem112#1.base, main_#t~mem112#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~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem122#1, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1, main_#t~nondet123#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~pre126#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~post131#1, main_#t~mem135#1, main_#t~mem133#1, main_#t~mem132#1.base, main_#t~mem132#1.offset, main_#t~mem134#1, main_#t~mem136#1, main_#t~post137#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~post113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem115#1, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~post147#1, 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~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem154#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1, main_#t~ite157#1, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem156#1, main_#t~mem158#1.base, main_#t~mem158#1.offset, main_#t~mem159#1, main_#t~mem160#1.base, main_#t~mem160#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~post4#1, main_#t~mem162#1, main_#t~mem161#1.base, main_#t~mem161#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, main_~sum~0#1;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_~sum~0#1 := 0;main_~i~0#1 := 0; 6805#L737-3 [2023-11-21 22:15:26,112 INFO L750 eck$LassoCheckResult]: Loop: 6805#L737-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; 6707#L739 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 6708#L739-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call main_#t~mem7#1 := read~int(main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);main_~sum~0#1 := main_~sum~0#1 + main_#t~mem7#1;havoc main_#t~mem7#1; 6908#L745-269 havoc main_~_ha_hashv~0#1; 6902#L745-176 goto; 6899#L745-174 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; 6748#L745-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 6749#L745-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch29#1 := 11 == main_~_hj_k~0#1; 6910#L745-73 assume !main_#t~switch29#1; 6911#L745-75 main_#t~switch29#1 := main_#t~switch29#1 || 10 == main_~_hj_k~0#1; 6800#L745-76 assume !main_#t~switch29#1; 6801#L745-78 main_#t~switch29#1 := main_#t~switch29#1 || 9 == main_~_hj_k~0#1; 6771#L745-79 assume !main_#t~switch29#1; 6772#L745-81 main_#t~switch29#1 := main_#t~switch29#1 || 8 == main_~_hj_k~0#1; 6831#L745-82 assume !main_#t~switch29#1; 6832#L745-84 main_#t~switch29#1 := main_#t~switch29#1 || 7 == main_~_hj_k~0#1; 6780#L745-85 assume !main_#t~switch29#1; 6781#L745-87 main_#t~switch29#1 := main_#t~switch29#1 || 6 == main_~_hj_k~0#1; 6920#L745-88 assume !main_#t~switch29#1; 6921#L745-90 main_#t~switch29#1 := main_#t~switch29#1 || 5 == main_~_hj_k~0#1; 6879#L745-91 assume !main_#t~switch29#1; 6880#L745-93 main_#t~switch29#1 := main_#t~switch29#1 || 4 == main_~_hj_k~0#1; 6751#L745-94 assume main_#t~switch29#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 6752#L745-96 main_#t~switch29#1 := main_#t~switch29#1 || 3 == main_~_hj_k~0#1; 6853#L745-97 assume main_#t~switch29#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 6854#L745-99 main_#t~switch29#1 := main_#t~switch29#1 || 2 == main_~_hj_k~0#1; 6871#L745-100 assume main_#t~switch29#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 6872#L745-102 main_#t~switch29#1 := main_#t~switch29#1 || 1 == main_~_hj_k~0#1; 6875#L745-103 assume main_#t~switch29#1;call main_#t~mem40#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~mem40#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem40#1 % 256 % 4294967296 else main_#t~mem40#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem40#1; 6876#L745-105 havoc main_#t~switch29#1; 6767#L745-171 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; 6768#L745-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet41#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 6935#L745-113 main_~_hj_i~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 6934#L745-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 6933#L745-116 assume !(0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296); 6931#L745-118 assume !(main_~_hj_j~0#1 % 4294967296 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296);assume main_#t~nondet42#1 % 4294967296 <= main_~_hj_j~0#1 % 4294967296 + 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296; 6932#L745-120 main_~_hj_j~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 6927#L745-121 assume !(0 == main_~_ha_hashv~0#1 % 4294967296); 6928#L745-123 assume !(0 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296); 6946#L745-125 assume main_~_ha_hashv~0#1 % 4294967296 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296;main_#t~nondet43#1 := 0; 6830#L745-127 main_~_ha_hashv~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#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; 6900#L745-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet44#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 6723#L745-134 main_~_hj_i~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#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; 6724#L745-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet45#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 6844#L745-141 main_~_hj_j~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 6845#L745-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet46#1 := main_~_hj_j~0#1 % 4294967296 / 32; 6906#L745-148 main_~_ha_hashv~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#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; 6865#L745-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet47#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 6827#L745-155 main_~_hj_i~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#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; 6898#L745-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet48#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 6812#L745-162 main_~_hj_j~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 6727#L745-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet49#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 6728#L745-169 main_~_ha_hashv~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#1; 6753#L745-170 goto; 6816#L745-172 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; 6817#L745-173 goto; 6856#L745-175 goto; 6790#L745-266 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); 6791#L745-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);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 write~$Pointer$(main_#t~mem67#1.base, main_#t~mem67#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; 6764#L745-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_#t~mem68#1.base, 16 + main_#t~mem68#1.offset, 4);call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 20 + main_#t~mem70#1.offset, 4);call write~$Pointer$(main_#t~mem69#1.base, main_#t~mem69#1.offset - main_#t~mem71#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);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.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem73#1.base, 8 + main_#t~mem73#1.offset, 4);havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1.base, main_#t~mem73#1.offset;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 write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset; 6765#L745-193 goto; 6887#L745-264 havoc main_~_ha_bkt~0#1;call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem76#1 := read~int(main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);main_#t~post77#1 := main_#t~mem76#1;call write~int(1 + main_#t~post77#1, main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;havoc main_#t~mem76#1;havoc main_#t~post77#1; 6903#L745-203 call main_#t~mem78#1.base, main_#t~mem78#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem79#1 := read~int(main_#t~mem78#1.base, 4 + main_#t~mem78#1.offset, 4); 6718#L745-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem79#1 - 1) % 4294967296;main_#t~nondet80#1 := 0; 6719#L745-201 main_~_ha_bkt~0#1 := main_#t~nondet80#1;havoc main_#t~mem78#1.base, main_#t~mem78#1.offset;havoc main_#t~mem79#1;havoc main_#t~nondet80#1; 6813#L745-202 goto; 6860#L745-261 call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$(main_#t~mem81#1.base, main_#t~mem81#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem82#1.base, main_#t~mem82#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~mem81#1.base, main_#t~mem81#1.offset;havoc main_#t~mem82#1.base, main_#t~mem82#1.offset;call main_#t~mem83#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post84#1 := main_#t~mem83#1;call write~int(1 + main_#t~post84#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem83#1;havoc main_#t~post84#1;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);call write~$Pointer$(main_#t~mem85#1.base, main_#t~mem85#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);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); 6713#L745-205 assume main_#t~mem86#1.base != 0 || main_#t~mem86#1.offset != 0;havoc main_#t~mem86#1.base, main_#t~mem86#1.offset;call main_#t~mem87#1.base, main_#t~mem87#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~mem87#1.base, 12 + main_#t~mem87#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset; 6714#L745-207 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~mem89#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem88#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short92#1 := main_#t~mem89#1 % 4294967296 >= 10 * (1 + main_#t~mem88#1) % 4294967296; 6804#L745-208 assume main_#t~short92#1;call main_#t~mem90#1.base, main_#t~mem90#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem91#1 := read~int(main_#t~mem90#1.base, 36 + main_#t~mem90#1.offset, 4);main_#t~short92#1 := 0 == main_#t~mem91#1 % 4294967296; 6886#L745-210 assume !main_#t~short92#1;havoc main_#t~mem89#1;havoc main_#t~mem88#1;havoc main_#t~mem90#1.base, main_#t~mem90#1.offset;havoc main_#t~mem91#1;havoc main_#t~short92#1; 6834#L745-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 6841#L745-260 goto; 6806#L745-262 havoc main_~_ha_bkt~0#1; 6807#L745-263 goto; 6814#L745-265 goto; 6815#L745-267 havoc main_~_ha_hashv~0#1; 6868#L745-268 goto; 6888#L737-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 6805#L737-3 [2023-11-21 22:15:26,113 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:15:26,113 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 15 times [2023-11-21 22:15:26,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:15:26,113 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1194586518] [2023-11-21 22:15:26,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:15:26,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:15:26,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:15:26,120 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:15:26,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:15:26,128 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:15:26,129 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:15:26,129 INFO L85 PathProgramCache]: Analyzing trace with hash -1922421855, now seen corresponding path program 1 times [2023-11-21 22:15:26,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:15:26,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405220085] [2023-11-21 22:15:26,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:15:26,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:15:26,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:15:27,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:15:27,250 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:15:27,250 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1405220085] [2023-11-21 22:15:27,250 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1405220085] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:15:27,251 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:15:27,251 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-11-21 22:15:27,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1661012996] [2023-11-21 22:15:27,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:15:27,251 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:15:27,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:15:27,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-21 22:15:27,252 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2023-11-21 22:15:27,252 INFO L87 Difference]: Start difference. First operand 244 states and 341 transitions. cyclomatic complexity: 100 Second operand has 13 states, 13 states have (on average 6.076923076923077) internal successors, (79), 13 states have internal predecessors, (79), 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) [2023-11-21 22:15:28,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:15:28,877 INFO L93 Difference]: Finished difference Result 292 states and 415 transitions. [2023-11-21 22:15:28,877 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 292 states and 415 transitions. [2023-11-21 22:15:28,880 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 285 [2023-11-21 22:15:28,883 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 292 states to 292 states and 415 transitions. [2023-11-21 22:15:28,884 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 292 [2023-11-21 22:15:28,884 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 292 [2023-11-21 22:15:28,884 INFO L73 IsDeterministic]: Start isDeterministic. Operand 292 states and 415 transitions. [2023-11-21 22:15:28,885 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:15:28,885 INFO L218 hiAutomatonCegarLoop]: Abstraction has 292 states and 415 transitions. [2023-11-21 22:15:28,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 292 states and 415 transitions. [2023-11-21 22:15:28,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 292 to 252. [2023-11-21 22:15:28,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 252 states, 248 states have (on average 1.3951612903225807) internal successors, (346), 247 states have internal predecessors, (346), 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) [2023-11-21 22:15:28,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 252 states and 352 transitions. [2023-11-21 22:15:28,894 INFO L240 hiAutomatonCegarLoop]: Abstraction has 252 states and 352 transitions. [2023-11-21 22:15:28,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-21 22:15:28,895 INFO L428 stractBuchiCegarLoop]: Abstraction has 252 states and 352 transitions. [2023-11-21 22:15:28,895 INFO L335 stractBuchiCegarLoop]: ======== Iteration 16 ============ [2023-11-21 22:15:28,895 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 252 states and 352 transitions. [2023-11-21 22:15:28,897 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 245 [2023-11-21 22:15:28,897 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:15:28,898 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:15:28,898 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:15:28,899 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:15:28,899 INFO L748 eck$LassoCheckResult]: Stem: 7332#$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(11, 2); 7333#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~nondet6#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem8#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~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~nondet28#1, main_#t~switch29#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~mem40#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_#t~nondet49#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~malloc50#1.base, main_#t~malloc50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~mem52#1.base, main_#t~mem52#1.offset, main_#t~memset~res53#1.base, main_#t~memset~res53#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~mem58#1.base, main_#t~mem58#1.offset, main_#t~malloc59#1.base, main_#t~malloc59#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~mem65#1.base, main_#t~mem65#1.offset, main_#t~memset~res66#1.base, main_#t~memset~res66#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.base, main_#t~mem70#1.offset, main_#t~mem71#1, 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.base, main_#t~mem75#1.offset, main_#t~mem76#1, main_#t~post77#1, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~nondet80#1, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~post84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem89#1, main_#t~mem88#1, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1, main_#t~short92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~malloc95#1.base, main_#t~malloc95#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.base, main_#t~mem98#1.offset, main_#t~mem99#1, main_#t~memset~res100#1.base, main_#t~memset~res100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem105#1, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1, main_#t~nondet106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem110#1, main_#t~mem108#1.base, main_#t~mem108#1.offset, main_#t~mem109#1, main_#t~nondet111#1, main_#t~mem112#1.base, main_#t~mem112#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~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem122#1, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1, main_#t~nondet123#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~pre126#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~post131#1, main_#t~mem135#1, main_#t~mem133#1, main_#t~mem132#1.base, main_#t~mem132#1.offset, main_#t~mem134#1, main_#t~mem136#1, main_#t~post137#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~post113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem115#1, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~post147#1, 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~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem154#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1, main_#t~ite157#1, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem156#1, main_#t~mem158#1.base, main_#t~mem158#1.offset, main_#t~mem159#1, main_#t~mem160#1.base, main_#t~mem160#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~post4#1, main_#t~mem162#1, main_#t~mem161#1.base, main_#t~mem161#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, main_~sum~0#1;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_~sum~0#1 := 0;main_~i~0#1 := 0; 7356#L737-3 [2023-11-21 22:15:28,899 INFO L750 eck$LassoCheckResult]: Loop: 7356#L737-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; 7263#L739 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 7264#L739-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call main_#t~mem7#1 := read~int(main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);main_~sum~0#1 := main_~sum~0#1 + main_#t~mem7#1;havoc main_#t~mem7#1; 7459#L745-269 havoc main_~_ha_hashv~0#1; 7453#L745-176 goto; 7448#L745-174 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; 7449#L745-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 7500#L745-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch29#1 := 11 == main_~_hj_k~0#1; 7499#L745-73 assume !main_#t~switch29#1; 7291#L745-75 main_#t~switch29#1 := main_#t~switch29#1 || 10 == main_~_hj_k~0#1; 7292#L745-76 assume !main_#t~switch29#1; 7353#L745-78 main_#t~switch29#1 := main_#t~switch29#1 || 9 == main_~_hj_k~0#1; 7325#L745-79 assume !main_#t~switch29#1; 7326#L745-81 main_#t~switch29#1 := main_#t~switch29#1 || 8 == main_~_hj_k~0#1; 7384#L745-82 assume !main_#t~switch29#1; 7354#L745-84 main_#t~switch29#1 := main_#t~switch29#1 || 7 == main_~_hj_k~0#1; 7334#L745-85 assume !main_#t~switch29#1; 7335#L745-87 main_#t~switch29#1 := main_#t~switch29#1 || 6 == main_~_hj_k~0#1; 7464#L745-88 assume !main_#t~switch29#1; 7465#L745-90 main_#t~switch29#1 := main_#t~switch29#1 || 5 == main_~_hj_k~0#1; 7427#L745-91 assume !main_#t~switch29#1; 7352#L745-93 main_#t~switch29#1 := main_#t~switch29#1 || 4 == main_~_hj_k~0#1; 7307#L745-94 assume main_#t~switch29#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 7308#L745-96 main_#t~switch29#1 := main_#t~switch29#1 || 3 == main_~_hj_k~0#1; 7401#L745-97 assume main_#t~switch29#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 7402#L745-99 main_#t~switch29#1 := main_#t~switch29#1 || 2 == main_~_hj_k~0#1; 7419#L745-100 assume main_#t~switch29#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 7420#L745-102 main_#t~switch29#1 := main_#t~switch29#1 || 1 == main_~_hj_k~0#1; 7485#L745-103 assume main_#t~switch29#1;call main_#t~mem40#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~mem40#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem40#1 % 256 % 4294967296 else main_#t~mem40#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem40#1; 7324#L745-105 havoc main_#t~switch29#1; 7322#L745-171 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; 7323#L745-107 assume !(0 == main_~_hj_i~0#1 % 4294967296); 7336#L745-109 assume !(0 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296); 7337#L745-111 assume main_~_hj_i~0#1 % 4294967296 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296;main_#t~nondet41#1 := 0; 7506#L745-113 main_~_hj_i~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#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; 7446#L745-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 7299#L745-116 assume 0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296;main_#t~nondet42#1 := main_~_hj_j~0#1; 7297#L745-120 main_~_hj_j~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 7298#L745-121 assume !(0 == main_~_ha_hashv~0#1 % 4294967296); 7430#L745-123 assume 0 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1; 7381#L745-127 main_~_ha_hashv~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#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; 7512#L745-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet44#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 7279#L745-134 main_~_hj_i~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#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; 7280#L745-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet45#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 7425#L745-141 main_~_hj_j~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 7468#L745-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet46#1 := main_~_hj_j~0#1 % 4294967296 / 32; 7457#L745-148 main_~_ha_hashv~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#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; 7413#L745-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet47#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 7379#L745-155 main_~_hj_i~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#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; 7447#L745-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet48#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 7363#L745-162 main_~_hj_j~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 7283#L745-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet49#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 7284#L745-169 main_~_ha_hashv~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#1; 7303#L745-170 goto; 7365#L745-172 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; 7366#L745-173 goto; 7403#L745-175 goto; 7344#L745-266 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); 7345#L745-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);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 write~$Pointer$(main_#t~mem67#1.base, main_#t~mem67#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; 7314#L745-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_#t~mem68#1.base, 16 + main_#t~mem68#1.offset, 4);call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 20 + main_#t~mem70#1.offset, 4);call write~$Pointer$(main_#t~mem69#1.base, main_#t~mem69#1.offset - main_#t~mem71#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);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.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem73#1.base, 8 + main_#t~mem73#1.offset, 4);havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1.base, main_#t~mem73#1.offset;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 write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset; 7315#L745-193 goto; 7432#L745-264 havoc main_~_ha_bkt~0#1;call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem76#1 := read~int(main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);main_#t~post77#1 := main_#t~mem76#1;call write~int(1 + main_#t~post77#1, main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;havoc main_#t~mem76#1;havoc main_#t~post77#1; 7452#L745-203 call main_#t~mem78#1.base, main_#t~mem78#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem79#1 := read~int(main_#t~mem78#1.base, 4 + main_#t~mem78#1.offset, 4); 7274#L745-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem79#1 - 1) % 4294967296;main_#t~nondet80#1 := 0; 7275#L745-201 main_~_ha_bkt~0#1 := main_#t~nondet80#1;havoc main_#t~mem78#1.base, main_#t~mem78#1.offset;havoc main_#t~mem79#1;havoc main_#t~nondet80#1; 7364#L745-202 goto; 7408#L745-261 call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$(main_#t~mem81#1.base, main_#t~mem81#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem82#1.base, main_#t~mem82#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~mem81#1.base, main_#t~mem81#1.offset;havoc main_#t~mem82#1.base, main_#t~mem82#1.offset;call main_#t~mem83#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post84#1 := main_#t~mem83#1;call write~int(1 + main_#t~post84#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem83#1;havoc main_#t~post84#1;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);call write~$Pointer$(main_#t~mem85#1.base, main_#t~mem85#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);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); 7269#L745-205 assume main_#t~mem86#1.base != 0 || main_#t~mem86#1.offset != 0;havoc main_#t~mem86#1.base, main_#t~mem86#1.offset;call main_#t~mem87#1.base, main_#t~mem87#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~mem87#1.base, 12 + main_#t~mem87#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset; 7270#L745-207 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~mem89#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem88#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short92#1 := main_#t~mem89#1 % 4294967296 >= 10 * (1 + main_#t~mem88#1) % 4294967296; 7355#L745-208 assume main_#t~short92#1;call main_#t~mem90#1.base, main_#t~mem90#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem91#1 := read~int(main_#t~mem90#1.base, 36 + main_#t~mem90#1.offset, 4);main_#t~short92#1 := 0 == main_#t~mem91#1 % 4294967296; 7433#L745-210 assume !main_#t~short92#1;havoc main_#t~mem89#1;havoc main_#t~mem88#1;havoc main_#t~mem90#1.base, main_#t~mem90#1.offset;havoc main_#t~mem91#1;havoc main_#t~short92#1; 7386#L745-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 7391#L745-260 goto; 7357#L745-262 havoc main_~_ha_bkt~0#1; 7358#L745-263 goto; 7367#L745-265 goto; 7368#L745-267 havoc main_~_ha_hashv~0#1; 7416#L745-268 goto; 7434#L737-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 7356#L737-3 [2023-11-21 22:15:28,900 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:15:28,900 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 16 times [2023-11-21 22:15:28,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:15:28,901 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1767873715] [2023-11-21 22:15:28,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:15:28,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:15:28,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:15:28,909 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:15:28,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:15:28,919 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:15:28,919 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:15:28,920 INFO L85 PathProgramCache]: Analyzing trace with hash -151832451, now seen corresponding path program 1 times [2023-11-21 22:15:28,920 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:15:28,920 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1075823972] [2023-11-21 22:15:28,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:15:28,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:15:29,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:15:29,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:15:29,338 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:15:29,339 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1075823972] [2023-11-21 22:15:29,339 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1075823972] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:15:29,339 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:15:29,339 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-21 22:15:29,339 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [509877984] [2023-11-21 22:15:29,340 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:15:29,340 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:15:29,340 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:15:29,341 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-21 22:15:29,341 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2023-11-21 22:15:29,341 INFO L87 Difference]: Start difference. First operand 252 states and 352 transitions. cyclomatic complexity: 103 Second operand has 9 states, 9 states have (on average 8.777777777777779) internal successors, (79), 9 states have internal predecessors, (79), 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) [2023-11-21 22:15:30,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:15:30,178 INFO L93 Difference]: Finished difference Result 264 states and 367 transitions. [2023-11-21 22:15:30,178 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 264 states and 367 transitions. [2023-11-21 22:15:30,180 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 257 [2023-11-21 22:15:30,183 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 264 states to 264 states and 367 transitions. [2023-11-21 22:15:30,184 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 264 [2023-11-21 22:15:30,184 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 264 [2023-11-21 22:15:30,184 INFO L73 IsDeterministic]: Start isDeterministic. Operand 264 states and 367 transitions. [2023-11-21 22:15:30,185 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:15:30,185 INFO L218 hiAutomatonCegarLoop]: Abstraction has 264 states and 367 transitions. [2023-11-21 22:15:30,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264 states and 367 transitions. [2023-11-21 22:15:30,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 252. [2023-11-21 22:15:30,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 252 states, 248 states have (on average 1.3951612903225807) internal successors, (346), 247 states have internal predecessors, (346), 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) [2023-11-21 22:15:30,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 252 states and 352 transitions. [2023-11-21 22:15:30,192 INFO L240 hiAutomatonCegarLoop]: Abstraction has 252 states and 352 transitions. [2023-11-21 22:15:30,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-21 22:15:30,193 INFO L428 stractBuchiCegarLoop]: Abstraction has 252 states and 352 transitions. [2023-11-21 22:15:30,193 INFO L335 stractBuchiCegarLoop]: ======== Iteration 17 ============ [2023-11-21 22:15:30,193 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 252 states and 352 transitions. [2023-11-21 22:15:30,195 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 245 [2023-11-21 22:15:30,195 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:15:30,195 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:15:30,196 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:15:30,196 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:15:30,196 INFO L748 eck$LassoCheckResult]: Stem: 7863#$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(11, 2); 7864#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~nondet6#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem8#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~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~nondet28#1, main_#t~switch29#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~mem40#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_#t~nondet49#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~malloc50#1.base, main_#t~malloc50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~mem52#1.base, main_#t~mem52#1.offset, main_#t~memset~res53#1.base, main_#t~memset~res53#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~mem58#1.base, main_#t~mem58#1.offset, main_#t~malloc59#1.base, main_#t~malloc59#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~mem65#1.base, main_#t~mem65#1.offset, main_#t~memset~res66#1.base, main_#t~memset~res66#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.base, main_#t~mem70#1.offset, main_#t~mem71#1, 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.base, main_#t~mem75#1.offset, main_#t~mem76#1, main_#t~post77#1, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~nondet80#1, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~post84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem89#1, main_#t~mem88#1, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1, main_#t~short92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~malloc95#1.base, main_#t~malloc95#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.base, main_#t~mem98#1.offset, main_#t~mem99#1, main_#t~memset~res100#1.base, main_#t~memset~res100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem105#1, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1, main_#t~nondet106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem110#1, main_#t~mem108#1.base, main_#t~mem108#1.offset, main_#t~mem109#1, main_#t~nondet111#1, main_#t~mem112#1.base, main_#t~mem112#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~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem122#1, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1, main_#t~nondet123#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~pre126#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~post131#1, main_#t~mem135#1, main_#t~mem133#1, main_#t~mem132#1.base, main_#t~mem132#1.offset, main_#t~mem134#1, main_#t~mem136#1, main_#t~post137#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~post113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem115#1, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~post147#1, 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~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem154#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1, main_#t~ite157#1, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem156#1, main_#t~mem158#1.base, main_#t~mem158#1.offset, main_#t~mem159#1, main_#t~mem160#1.base, main_#t~mem160#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~post4#1, main_#t~mem162#1, main_#t~mem161#1.base, main_#t~mem161#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, main_~sum~0#1;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_~sum~0#1 := 0;main_~i~0#1 := 0; 7885#L737-3 [2023-11-21 22:15:30,197 INFO L750 eck$LassoCheckResult]: Loop: 7885#L737-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; 7793#L739 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 7794#L739-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call main_#t~mem7#1 := read~int(main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);main_~sum~0#1 := main_~sum~0#1 + main_#t~mem7#1;havoc main_#t~mem7#1; 7983#L745-269 havoc main_~_ha_hashv~0#1; 7977#L745-176 goto; 7974#L745-174 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; 7837#L745-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 7838#L745-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch29#1 := 11 == main_~_hj_k~0#1; 7985#L745-73 assume !main_#t~switch29#1; 7822#L745-75 main_#t~switch29#1 := main_#t~switch29#1 || 10 == main_~_hj_k~0#1; 7823#L745-76 assume !main_#t~switch29#1; 7882#L745-78 main_#t~switch29#1 := main_#t~switch29#1 || 9 == main_~_hj_k~0#1; 7856#L745-79 assume !main_#t~switch29#1; 7857#L745-81 main_#t~switch29#1 := main_#t~switch29#1 || 8 == main_~_hj_k~0#1; 7913#L745-82 assume !main_#t~switch29#1; 7883#L745-84 main_#t~switch29#1 := main_#t~switch29#1 || 7 == main_~_hj_k~0#1; 7865#L745-85 assume !main_#t~switch29#1; 7866#L745-87 main_#t~switch29#1 := main_#t~switch29#1 || 6 == main_~_hj_k~0#1; 7876#L745-88 assume !main_#t~switch29#1; 7935#L745-90 main_#t~switch29#1 := main_#t~switch29#1 || 5 == main_~_hj_k~0#1; 7936#L745-91 assume !main_#t~switch29#1; 8019#L745-93 main_#t~switch29#1 := main_#t~switch29#1 || 4 == main_~_hj_k~0#1; 8018#L745-94 assume main_#t~switch29#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 8017#L745-96 main_#t~switch29#1 := main_#t~switch29#1 || 3 == main_~_hj_k~0#1; 8016#L745-97 assume main_#t~switch29#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 8015#L745-99 main_#t~switch29#1 := main_#t~switch29#1 || 2 == main_~_hj_k~0#1; 8014#L745-100 assume main_#t~switch29#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 8013#L745-102 main_#t~switch29#1 := main_#t~switch29#1 || 1 == main_~_hj_k~0#1; 8012#L745-103 assume main_#t~switch29#1;call main_#t~mem40#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~mem40#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem40#1 % 256 % 4294967296 else main_#t~mem40#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem40#1; 8011#L745-105 havoc main_#t~switch29#1; 8010#L745-171 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; 8009#L745-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet41#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 8007#L745-113 main_~_hj_i~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#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; 8005#L745-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 8004#L745-116 assume !(0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296); 8001#L745-118 assume !(main_~_hj_j~0#1 % 4294967296 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296);assume main_#t~nondet42#1 % 4294967296 <= main_~_hj_j~0#1 % 4294967296 + 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296; 7999#L745-120 main_~_hj_j~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 7998#L745-121 assume !(0 == main_~_ha_hashv~0#1 % 4294967296); 7996#L745-123 assume !(0 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296); 7995#L745-125 assume !(main_~_ha_hashv~0#1 % 4294967296 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296);assume main_#t~nondet43#1 % 4294967296 <= main_~_ha_hashv~0#1 % 4294967296 + main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296; 7910#L745-127 main_~_ha_hashv~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#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; 8034#L745-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet44#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 7968#L745-134 main_~_hj_i~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#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; 7988#L745-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet45#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 7950#L745-141 main_~_hj_j~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 7987#L745-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet46#1 := main_~_hj_j~0#1 % 4294967296 / 32; 7981#L745-148 main_~_ha_hashv~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#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; 7941#L745-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet47#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 7907#L745-155 main_~_hj_i~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#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; 7971#L745-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet48#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 7892#L745-162 main_~_hj_j~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 7814#L745-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet49#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 7815#L745-169 main_~_ha_hashv~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#1; 7836#L745-170 goto; 7894#L745-172 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; 7895#L745-173 goto; 7932#L745-175 goto; 7874#L745-266 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); 7875#L745-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);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 write~$Pointer$(main_#t~mem67#1.base, main_#t~mem67#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; 7845#L745-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_#t~mem68#1.base, 16 + main_#t~mem68#1.offset, 4);call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 20 + main_#t~mem70#1.offset, 4);call write~$Pointer$(main_#t~mem69#1.base, main_#t~mem69#1.offset - main_#t~mem71#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);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.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem73#1.base, 8 + main_#t~mem73#1.offset, 4);havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1.base, main_#t~mem73#1.offset;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 write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset; 7846#L745-193 goto; 7957#L745-264 havoc main_~_ha_bkt~0#1;call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem76#1 := read~int(main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);main_#t~post77#1 := main_#t~mem76#1;call write~int(1 + main_#t~post77#1, main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;havoc main_#t~mem76#1;havoc main_#t~post77#1; 7976#L745-203 call main_#t~mem78#1.base, main_#t~mem78#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem79#1 := read~int(main_#t~mem78#1.base, 4 + main_#t~mem78#1.offset, 4); 7804#L745-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem79#1 - 1) % 4294967296;main_#t~nondet80#1 := 0; 7805#L745-201 main_~_ha_bkt~0#1 := main_#t~nondet80#1;havoc main_#t~mem78#1.base, main_#t~mem78#1.offset;havoc main_#t~mem79#1;havoc main_#t~nondet80#1; 7893#L745-202 goto; 7937#L745-261 call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$(main_#t~mem81#1.base, main_#t~mem81#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem82#1.base, main_#t~mem82#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~mem81#1.base, main_#t~mem81#1.offset;havoc main_#t~mem82#1.base, main_#t~mem82#1.offset;call main_#t~mem83#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post84#1 := main_#t~mem83#1;call write~int(1 + main_#t~post84#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem83#1;havoc main_#t~post84#1;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);call write~$Pointer$(main_#t~mem85#1.base, main_#t~mem85#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);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); 7799#L745-205 assume main_#t~mem86#1.base != 0 || main_#t~mem86#1.offset != 0;havoc main_#t~mem86#1.base, main_#t~mem86#1.offset;call main_#t~mem87#1.base, main_#t~mem87#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~mem87#1.base, 12 + main_#t~mem87#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset; 7800#L745-207 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~mem89#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem88#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short92#1 := main_#t~mem89#1 % 4294967296 >= 10 * (1 + main_#t~mem88#1) % 4294967296; 7884#L745-208 assume main_#t~short92#1;call main_#t~mem90#1.base, main_#t~mem90#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem91#1 := read~int(main_#t~mem90#1.base, 36 + main_#t~mem90#1.offset, 4);main_#t~short92#1 := 0 == main_#t~mem91#1 % 4294967296; 7958#L745-210 assume !main_#t~short92#1;havoc main_#t~mem89#1;havoc main_#t~mem88#1;havoc main_#t~mem90#1.base, main_#t~mem90#1.offset;havoc main_#t~mem91#1;havoc main_#t~short92#1; 7915#L745-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 7920#L745-260 goto; 7886#L745-262 havoc main_~_ha_bkt~0#1; 7887#L745-263 goto; 7896#L745-265 goto; 7897#L745-267 havoc main_~_ha_hashv~0#1; 7944#L745-268 goto; 7959#L737-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 7885#L737-3 [2023-11-21 22:15:30,197 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:15:30,197 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 17 times [2023-11-21 22:15:30,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:15:30,198 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1240971865] [2023-11-21 22:15:30,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:15:30,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:15:30,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:15:30,205 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:15:30,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:15:30,214 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:15:30,214 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:15:30,215 INFO L85 PathProgramCache]: Analyzing trace with hash 1000738143, now seen corresponding path program 1 times [2023-11-21 22:15:30,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:15:30,215 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [873375668] [2023-11-21 22:15:30,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:15:30,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:15:30,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:15:31,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:15:31,817 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:15:31,817 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [873375668] [2023-11-21 22:15:31,817 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [873375668] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:15:31,817 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:15:31,817 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2023-11-21 22:15:31,818 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [955352875] [2023-11-21 22:15:31,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:15:31,818 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:15:31,818 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:15:31,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2023-11-21 22:15:31,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=265, Unknown=0, NotChecked=0, Total=306 [2023-11-21 22:15:31,819 INFO L87 Difference]: Start difference. First operand 252 states and 352 transitions. cyclomatic complexity: 103 Second operand has 18 states, 18 states have (on average 4.388888888888889) internal successors, (79), 18 states have internal predecessors, (79), 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) [2023-11-21 22:15:35,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:15:35,254 INFO L93 Difference]: Finished difference Result 363 states and 513 transitions. [2023-11-21 22:15:35,254 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 363 states and 513 transitions. [2023-11-21 22:15:35,258 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 356 [2023-11-21 22:15:35,263 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 363 states to 363 states and 513 transitions. [2023-11-21 22:15:35,264 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 363 [2023-11-21 22:15:35,264 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 363 [2023-11-21 22:15:35,265 INFO L73 IsDeterministic]: Start isDeterministic. Operand 363 states and 513 transitions. [2023-11-21 22:15:35,266 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:15:35,266 INFO L218 hiAutomatonCegarLoop]: Abstraction has 363 states and 513 transitions. [2023-11-21 22:15:35,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 363 states and 513 transitions. [2023-11-21 22:15:35,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 363 to 264. [2023-11-21 22:15:35,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 264 states, 260 states have (on average 1.396153846153846) internal successors, (363), 259 states have internal predecessors, (363), 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) [2023-11-21 22:15:35,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 369 transitions. [2023-11-21 22:15:35,277 INFO L240 hiAutomatonCegarLoop]: Abstraction has 264 states and 369 transitions. [2023-11-21 22:15:35,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-11-21 22:15:35,278 INFO L428 stractBuchiCegarLoop]: Abstraction has 264 states and 369 transitions. [2023-11-21 22:15:35,278 INFO L335 stractBuchiCegarLoop]: ======== Iteration 18 ============ [2023-11-21 22:15:35,278 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 264 states and 369 transitions. [2023-11-21 22:15:35,281 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 257 [2023-11-21 22:15:35,281 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:15:35,281 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:15:35,282 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:15:35,283 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:15:35,283 INFO L748 eck$LassoCheckResult]: Stem: 8517#$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(11, 2); 8518#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~nondet6#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem8#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~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~nondet28#1, main_#t~switch29#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~mem40#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_#t~nondet49#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~malloc50#1.base, main_#t~malloc50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~mem52#1.base, main_#t~mem52#1.offset, main_#t~memset~res53#1.base, main_#t~memset~res53#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~mem58#1.base, main_#t~mem58#1.offset, main_#t~malloc59#1.base, main_#t~malloc59#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~mem65#1.base, main_#t~mem65#1.offset, main_#t~memset~res66#1.base, main_#t~memset~res66#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.base, main_#t~mem70#1.offset, main_#t~mem71#1, 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.base, main_#t~mem75#1.offset, main_#t~mem76#1, main_#t~post77#1, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~nondet80#1, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~post84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem89#1, main_#t~mem88#1, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1, main_#t~short92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~malloc95#1.base, main_#t~malloc95#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.base, main_#t~mem98#1.offset, main_#t~mem99#1, main_#t~memset~res100#1.base, main_#t~memset~res100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem105#1, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1, main_#t~nondet106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem110#1, main_#t~mem108#1.base, main_#t~mem108#1.offset, main_#t~mem109#1, main_#t~nondet111#1, main_#t~mem112#1.base, main_#t~mem112#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~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem122#1, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1, main_#t~nondet123#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~pre126#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~post131#1, main_#t~mem135#1, main_#t~mem133#1, main_#t~mem132#1.base, main_#t~mem132#1.offset, main_#t~mem134#1, main_#t~mem136#1, main_#t~post137#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~post113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem115#1, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~post147#1, 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~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem154#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1, main_#t~ite157#1, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem156#1, main_#t~mem158#1.base, main_#t~mem158#1.offset, main_#t~mem159#1, main_#t~mem160#1.base, main_#t~mem160#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~post4#1, main_#t~mem162#1, main_#t~mem161#1.base, main_#t~mem161#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, main_~sum~0#1;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_~sum~0#1 := 0;main_~i~0#1 := 0; 8544#L737-3 [2023-11-21 22:15:35,283 INFO L750 eck$LassoCheckResult]: Loop: 8544#L737-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; 8447#L739 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 8448#L739-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call main_#t~mem7#1 := read~int(main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);main_~sum~0#1 := main_~sum~0#1 + main_#t~mem7#1;havoc main_#t~mem7#1; 8656#L745-269 havoc main_~_ha_hashv~0#1; 8650#L745-176 goto; 8647#L745-174 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; 8491#L745-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 8492#L745-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch29#1 := 11 == main_~_hj_k~0#1; 8658#L745-73 assume !main_#t~switch29#1; 8659#L745-75 main_#t~switch29#1 := main_#t~switch29#1 || 10 == main_~_hj_k~0#1; 8539#L745-76 assume !main_#t~switch29#1; 8540#L745-78 main_#t~switch29#1 := main_#t~switch29#1 || 9 == main_~_hj_k~0#1; 8510#L745-79 assume !main_#t~switch29#1; 8511#L745-81 main_#t~switch29#1 := main_#t~switch29#1 || 8 == main_~_hj_k~0#1; 8691#L745-82 assume !main_#t~switch29#1; 8541#L745-84 main_#t~switch29#1 := main_#t~switch29#1 || 7 == main_~_hj_k~0#1; 8542#L745-85 assume !main_#t~switch29#1; 8531#L745-87 main_#t~switch29#1 := main_#t~switch29#1 || 6 == main_~_hj_k~0#1; 8532#L745-88 assume !main_#t~switch29#1; 8599#L745-90 main_#t~switch29#1 := main_#t~switch29#1 || 5 == main_~_hj_k~0#1; 8600#L745-91 assume !main_#t~switch29#1; 8535#L745-93 main_#t~switch29#1 := main_#t~switch29#1 || 4 == main_~_hj_k~0#1; 8536#L745-94 assume main_#t~switch29#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 8593#L745-96 main_#t~switch29#1 := main_#t~switch29#1 || 3 == main_~_hj_k~0#1; 8594#L745-97 assume main_#t~switch29#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 8664#L745-99 main_#t~switch29#1 := main_#t~switch29#1 || 2 == main_~_hj_k~0#1; 8665#L745-100 assume main_#t~switch29#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 8561#L745-102 main_#t~switch29#1 := main_#t~switch29#1 || 1 == main_~_hj_k~0#1; 8562#L745-103 assume main_#t~switch29#1;call main_#t~mem40#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~mem40#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem40#1 % 256 % 4294967296 else main_#t~mem40#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem40#1; 8509#L745-105 havoc main_#t~switch29#1; 8507#L745-171 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 8508#L745-107 assume !(0 == main_~_hj_i~0#1 % 4294967296); 8521#L745-109 assume !(0 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296); 8522#L745-111 assume !(main_~_hj_i~0#1 % 4294967296 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296);assume main_#t~nondet41#1 % 4294967296 <= main_~_hj_i~0#1 % 4294967296 + main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296; 8701#L745-113 main_~_hj_i~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#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; 8708#L745-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 8707#L745-116 assume 0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296;main_#t~nondet42#1 := main_~_hj_j~0#1; 8481#L745-120 main_~_hj_j~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 8482#L745-121 assume !(0 == main_~_ha_hashv~0#1 % 4294967296); 8706#L745-123 assume 0 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296;main_#t~nondet43#1 := main_~_ha_hashv~0#1; 8570#L745-127 main_~_ha_hashv~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#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; 8646#L745-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet44#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 8640#L745-134 main_~_hj_i~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#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; 8693#L745-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet45#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 8618#L745-141 main_~_hj_j~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 8692#L745-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet46#1 := main_~_hj_j~0#1 % 4294967296 / 32; 8654#L745-148 main_~_ha_hashv~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#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; 8607#L745-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet47#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 8567#L745-155 main_~_hj_i~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#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; 8644#L745-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet48#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 8551#L745-162 main_~_hj_j~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 8552#L745-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet49#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 8469#L745-169 main_~_ha_hashv~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#1; 8490#L745-170 goto; 8554#L745-172 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; 8555#L745-173 goto; 8597#L745-175 goto; 8529#L745-266 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); 8530#L745-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);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 write~$Pointer$(main_#t~mem67#1.base, main_#t~mem67#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; 8499#L745-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_#t~mem68#1.base, 16 + main_#t~mem68#1.offset, 4);call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 20 + main_#t~mem70#1.offset, 4);call write~$Pointer$(main_#t~mem69#1.base, main_#t~mem69#1.offset - main_#t~mem71#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);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.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem73#1.base, 8 + main_#t~mem73#1.offset, 4);havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1.base, main_#t~mem73#1.offset;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 write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset; 8500#L745-193 goto; 8629#L745-264 havoc main_~_ha_bkt~0#1;call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem76#1 := read~int(main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);main_#t~post77#1 := main_#t~mem76#1;call write~int(1 + main_#t~post77#1, main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;havoc main_#t~mem76#1;havoc main_#t~post77#1; 8649#L745-203 call main_#t~mem78#1.base, main_#t~mem78#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem79#1 := read~int(main_#t~mem78#1.base, 4 + main_#t~mem78#1.offset, 4); 8458#L745-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem79#1 - 1) % 4294967296;main_#t~nondet80#1 := 0; 8459#L745-201 main_~_ha_bkt~0#1 := main_#t~nondet80#1;havoc main_#t~mem78#1.base, main_#t~mem78#1.offset;havoc main_#t~mem79#1;havoc main_#t~nondet80#1; 8553#L745-202 goto; 8602#L745-261 call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$(main_#t~mem81#1.base, main_#t~mem81#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem82#1.base, main_#t~mem82#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~mem81#1.base, main_#t~mem81#1.offset;havoc main_#t~mem82#1.base, main_#t~mem82#1.offset;call main_#t~mem83#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post84#1 := main_#t~mem83#1;call write~int(1 + main_#t~post84#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem83#1;havoc main_#t~post84#1;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);call write~$Pointer$(main_#t~mem85#1.base, main_#t~mem85#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);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); 8453#L745-205 assume main_#t~mem86#1.base != 0 || main_#t~mem86#1.offset != 0;havoc main_#t~mem86#1.base, main_#t~mem86#1.offset;call main_#t~mem87#1.base, main_#t~mem87#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~mem87#1.base, 12 + main_#t~mem87#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset; 8454#L745-207 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~mem89#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem88#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short92#1 := main_#t~mem89#1 % 4294967296 >= 10 * (1 + main_#t~mem88#1) % 4294967296; 8543#L745-208 assume main_#t~short92#1;call main_#t~mem90#1.base, main_#t~mem90#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem91#1 := read~int(main_#t~mem90#1.base, 36 + main_#t~mem90#1.offset, 4);main_#t~short92#1 := 0 == main_#t~mem91#1 % 4294967296; 8630#L745-210 assume !main_#t~short92#1;havoc main_#t~mem89#1;havoc main_#t~mem88#1;havoc main_#t~mem90#1.base, main_#t~mem90#1.offset;havoc main_#t~mem91#1;havoc main_#t~short92#1; 8576#L745-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 8583#L745-260 goto; 8545#L745-262 havoc main_~_ha_bkt~0#1; 8546#L745-263 goto; 8556#L745-265 goto; 8557#L745-267 havoc main_~_ha_hashv~0#1; 8610#L745-268 goto; 8631#L737-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 8544#L737-3 [2023-11-21 22:15:35,284 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:15:35,284 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 18 times [2023-11-21 22:15:35,285 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:15:35,285 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1247452656] [2023-11-21 22:15:35,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:15:35,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:15:35,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:15:35,295 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:15:35,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:15:35,306 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:15:35,307 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:15:35,307 INFO L85 PathProgramCache]: Analyzing trace with hash 1776440251, now seen corresponding path program 1 times [2023-11-21 22:15:35,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:15:35,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653701274] [2023-11-21 22:15:35,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:15:35,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:15:35,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:15:35,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:15:35,894 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:15:35,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653701274] [2023-11-21 22:15:35,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [653701274] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:15:35,894 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:15:35,895 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-21 22:15:35,895 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [609396926] [2023-11-21 22:15:35,895 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:15:35,896 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:15:35,896 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:15:35,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-21 22:15:35,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-21 22:15:35,897 INFO L87 Difference]: Start difference. First operand 264 states and 369 transitions. cyclomatic complexity: 108 Second operand has 7 states, 7 states have (on average 11.285714285714286) internal successors, (79), 7 states have internal predecessors, (79), 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) [2023-11-21 22:15:36,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:15:36,579 INFO L93 Difference]: Finished difference Result 271 states and 376 transitions. [2023-11-21 22:15:36,579 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 271 states and 376 transitions. [2023-11-21 22:15:36,582 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 264 [2023-11-21 22:15:36,585 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 271 states to 271 states and 376 transitions. [2023-11-21 22:15:36,585 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 271 [2023-11-21 22:15:36,586 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 271 [2023-11-21 22:15:36,586 INFO L73 IsDeterministic]: Start isDeterministic. Operand 271 states and 376 transitions. [2023-11-21 22:15:36,587 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:15:36,587 INFO L218 hiAutomatonCegarLoop]: Abstraction has 271 states and 376 transitions. [2023-11-21 22:15:36,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states and 376 transitions. [2023-11-21 22:15:36,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 264. [2023-11-21 22:15:36,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 264 states, 260 states have (on average 1.3923076923076922) internal successors, (362), 259 states have internal predecessors, (362), 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) [2023-11-21 22:15:36,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 368 transitions. [2023-11-21 22:15:36,595 INFO L240 hiAutomatonCegarLoop]: Abstraction has 264 states and 368 transitions. [2023-11-21 22:15:36,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-21 22:15:36,595 INFO L428 stractBuchiCegarLoop]: Abstraction has 264 states and 368 transitions. [2023-11-21 22:15:36,596 INFO L335 stractBuchiCegarLoop]: ======== Iteration 19 ============ [2023-11-21 22:15:36,596 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 264 states and 368 transitions. [2023-11-21 22:15:36,598 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 257 [2023-11-21 22:15:36,598 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:15:36,598 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:15:36,599 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:15:36,599 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:15:36,599 INFO L748 eck$LassoCheckResult]: Stem: 9065#$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(11, 2); 9066#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~nondet6#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem8#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~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~nondet28#1, main_#t~switch29#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~mem40#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_#t~nondet49#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~malloc50#1.base, main_#t~malloc50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~mem52#1.base, main_#t~mem52#1.offset, main_#t~memset~res53#1.base, main_#t~memset~res53#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~mem58#1.base, main_#t~mem58#1.offset, main_#t~malloc59#1.base, main_#t~malloc59#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~mem65#1.base, main_#t~mem65#1.offset, main_#t~memset~res66#1.base, main_#t~memset~res66#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.base, main_#t~mem70#1.offset, main_#t~mem71#1, 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.base, main_#t~mem75#1.offset, main_#t~mem76#1, main_#t~post77#1, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~nondet80#1, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~post84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem89#1, main_#t~mem88#1, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1, main_#t~short92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~malloc95#1.base, main_#t~malloc95#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.base, main_#t~mem98#1.offset, main_#t~mem99#1, main_#t~memset~res100#1.base, main_#t~memset~res100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem105#1, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1, main_#t~nondet106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem110#1, main_#t~mem108#1.base, main_#t~mem108#1.offset, main_#t~mem109#1, main_#t~nondet111#1, main_#t~mem112#1.base, main_#t~mem112#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~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem122#1, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1, main_#t~nondet123#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~pre126#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~post131#1, main_#t~mem135#1, main_#t~mem133#1, main_#t~mem132#1.base, main_#t~mem132#1.offset, main_#t~mem134#1, main_#t~mem136#1, main_#t~post137#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~post113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem115#1, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~post147#1, 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~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem154#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1, main_#t~ite157#1, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem156#1, main_#t~mem158#1.base, main_#t~mem158#1.offset, main_#t~mem159#1, main_#t~mem160#1.base, main_#t~mem160#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~post4#1, main_#t~mem162#1, main_#t~mem161#1.base, main_#t~mem161#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, main_~sum~0#1;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_~sum~0#1 := 0;main_~i~0#1 := 0; 9088#L737-3 [2023-11-21 22:15:36,599 INFO L750 eck$LassoCheckResult]: Loop: 9088#L737-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; 8996#L739 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 8997#L739-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call main_#t~mem7#1 := read~int(main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);main_~sum~0#1 := main_~sum~0#1 + main_#t~mem7#1;havoc main_#t~mem7#1; 9190#L745-269 havoc main_~_ha_hashv~0#1; 9184#L745-176 goto; 9179#L745-174 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; 9180#L745-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 9259#L745-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch29#1 := 11 == main_~_hj_k~0#1; 9258#L745-73 assume !main_#t~switch29#1; 9257#L745-75 main_#t~switch29#1 := main_#t~switch29#1 || 10 == main_~_hj_k~0#1; 9256#L745-76 assume !main_#t~switch29#1; 9255#L745-78 main_#t~switch29#1 := main_#t~switch29#1 || 9 == main_~_hj_k~0#1; 9254#L745-79 assume !main_#t~switch29#1; 9253#L745-81 main_#t~switch29#1 := main_#t~switch29#1 || 8 == main_~_hj_k~0#1; 9252#L745-82 assume !main_#t~switch29#1; 9251#L745-84 main_#t~switch29#1 := main_#t~switch29#1 || 7 == main_~_hj_k~0#1; 9250#L745-85 assume !main_#t~switch29#1; 9249#L745-87 main_#t~switch29#1 := main_#t~switch29#1 || 6 == main_~_hj_k~0#1; 9248#L745-88 assume !main_#t~switch29#1; 9247#L745-90 main_#t~switch29#1 := main_#t~switch29#1 || 5 == main_~_hj_k~0#1; 9158#L745-91 assume !main_#t~switch29#1; 9085#L745-93 main_#t~switch29#1 := main_#t~switch29#1 || 4 == main_~_hj_k~0#1; 9041#L745-94 assume main_#t~switch29#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 9042#L745-96 main_#t~switch29#1 := main_#t~switch29#1 || 3 == main_~_hj_k~0#1; 9134#L745-97 assume main_#t~switch29#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 9135#L745-99 main_#t~switch29#1 := main_#t~switch29#1 || 2 == main_~_hj_k~0#1; 9150#L745-100 assume main_#t~switch29#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 9151#L745-102 main_#t~switch29#1 := main_#t~switch29#1 || 1 == main_~_hj_k~0#1; 9228#L745-103 assume main_#t~switch29#1;call main_#t~mem40#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~mem40#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem40#1 % 256 % 4294967296 else main_#t~mem40#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem40#1; 9227#L745-105 havoc main_#t~switch29#1; 9222#L745-171 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; 9220#L745-107 assume !(0 == main_~_hj_i~0#1 % 4294967296); 9071#L745-109 assume !(0 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296); 9010#L745-111 assume !(main_~_hj_i~0#1 % 4294967296 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296);assume main_#t~nondet41#1 % 4294967296 <= main_~_hj_i~0#1 % 4294967296 + main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296; 9012#L745-113 main_~_hj_i~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#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; 9241#L745-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 9240#L745-116 assume !(0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296); 9115#L745-118 assume main_~_hj_j~0#1 % 4294967296 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296;main_#t~nondet42#1 := 0; 9031#L745-120 main_~_hj_j~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 9032#L745-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet43#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 9114#L745-127 main_~_ha_hashv~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#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; 9225#L745-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet44#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 9176#L745-134 main_~_hj_i~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#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; 9217#L745-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet45#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 9156#L745-141 main_~_hj_j~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 9214#L745-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet46#1 := main_~_hj_j~0#1 % 4294967296 / 32; 9188#L745-148 main_~_ha_hashv~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#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; 9192#L745-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet47#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 9111#L745-155 main_~_hj_i~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#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; 9195#L745-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet48#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 9133#L745-162 main_~_hj_j~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 9194#L745-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet49#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 9019#L745-169 main_~_ha_hashv~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#1; 9043#L745-170 goto; 9098#L745-172 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; 9099#L745-173 goto; 9137#L745-175 goto; 9078#L745-266 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); 9079#L745-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);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 write~$Pointer$(main_#t~mem67#1.base, main_#t~mem67#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; 9054#L745-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_#t~mem68#1.base, 16 + main_#t~mem68#1.offset, 4);call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 20 + main_#t~mem70#1.offset, 4);call write~$Pointer$(main_#t~mem69#1.base, main_#t~mem69#1.offset - main_#t~mem71#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);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.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem73#1.base, 8 + main_#t~mem73#1.offset, 4);havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1.base, main_#t~mem73#1.offset;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 write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset; 9055#L745-193 goto; 9164#L745-264 havoc main_~_ha_bkt~0#1;call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem76#1 := read~int(main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);main_#t~post77#1 := main_#t~mem76#1;call write~int(1 + main_#t~post77#1, main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;havoc main_#t~mem76#1;havoc main_#t~post77#1; 9185#L745-203 call main_#t~mem78#1.base, main_#t~mem78#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem79#1 := read~int(main_#t~mem78#1.base, 4 + main_#t~mem78#1.offset, 4); 9007#L745-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem79#1 - 1) % 4294967296;main_#t~nondet80#1 := 0; 9008#L745-201 main_~_ha_bkt~0#1 := main_#t~nondet80#1;havoc main_#t~mem78#1.base, main_#t~mem78#1.offset;havoc main_#t~mem79#1;havoc main_#t~nondet80#1; 9097#L745-202 goto; 9141#L745-261 call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$(main_#t~mem81#1.base, main_#t~mem81#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem82#1.base, main_#t~mem82#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~mem81#1.base, main_#t~mem81#1.offset;havoc main_#t~mem82#1.base, main_#t~mem82#1.offset;call main_#t~mem83#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post84#1 := main_#t~mem83#1;call write~int(1 + main_#t~post84#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem83#1;havoc main_#t~post84#1;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);call write~$Pointer$(main_#t~mem85#1.base, main_#t~mem85#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);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); 9002#L745-205 assume main_#t~mem86#1.base != 0 || main_#t~mem86#1.offset != 0;havoc main_#t~mem86#1.base, main_#t~mem86#1.offset;call main_#t~mem87#1.base, main_#t~mem87#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~mem87#1.base, 12 + main_#t~mem87#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset; 9003#L745-207 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~mem89#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem88#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short92#1 := main_#t~mem89#1 % 4294967296 >= 10 * (1 + main_#t~mem88#1) % 4294967296; 9089#L745-208 assume main_#t~short92#1;call main_#t~mem90#1.base, main_#t~mem90#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem91#1 := read~int(main_#t~mem90#1.base, 36 + main_#t~mem90#1.offset, 4);main_#t~short92#1 := 0 == main_#t~mem91#1 % 4294967296; 9165#L745-210 assume !main_#t~short92#1;havoc main_#t~mem89#1;havoc main_#t~mem88#1;havoc main_#t~mem90#1.base, main_#t~mem90#1.offset;havoc main_#t~mem91#1;havoc main_#t~short92#1; 9118#L745-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 9123#L745-260 goto; 9090#L745-262 havoc main_~_ha_bkt~0#1; 9091#L745-263 goto; 9100#L745-265 goto; 9101#L745-267 havoc main_~_ha_hashv~0#1; 9149#L745-268 goto; 9167#L737-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 9088#L737-3 [2023-11-21 22:15:36,600 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:15:36,600 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 19 times [2023-11-21 22:15:36,600 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:15:36,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [668294173] [2023-11-21 22:15:36,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:15:36,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:15:36,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:15:36,608 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:15:36,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:15:36,616 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:15:36,617 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:15:36,617 INFO L85 PathProgramCache]: Analyzing trace with hash -1541811871, now seen corresponding path program 1 times [2023-11-21 22:15:36,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:15:36,618 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1236530662] [2023-11-21 22:15:36,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:15:36,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:15:36,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:15:37,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:15:37,076 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:15:37,077 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1236530662] [2023-11-21 22:15:37,077 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1236530662] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:15:37,077 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:15:37,077 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-21 22:15:37,077 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822156869] [2023-11-21 22:15:37,078 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:15:37,079 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:15:37,079 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:15:37,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-21 22:15:37,080 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-21 22:15:37,080 INFO L87 Difference]: Start difference. First operand 264 states and 368 transitions. cyclomatic complexity: 107 Second operand has 7 states, 7 states have (on average 11.285714285714286) internal successors, (79), 7 states have internal predecessors, (79), 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) [2023-11-21 22:15:37,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:15:37,908 INFO L93 Difference]: Finished difference Result 271 states and 376 transitions. [2023-11-21 22:15:37,908 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 271 states and 376 transitions. [2023-11-21 22:15:37,911 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 264 [2023-11-21 22:15:37,914 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 271 states to 271 states and 376 transitions. [2023-11-21 22:15:37,914 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 271 [2023-11-21 22:15:37,915 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 271 [2023-11-21 22:15:37,915 INFO L73 IsDeterministic]: Start isDeterministic. Operand 271 states and 376 transitions. [2023-11-21 22:15:37,916 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:15:37,916 INFO L218 hiAutomatonCegarLoop]: Abstraction has 271 states and 376 transitions. [2023-11-21 22:15:37,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states and 376 transitions. [2023-11-21 22:15:37,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 268. [2023-11-21 22:15:37,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 268 states, 264 states have (on average 1.3901515151515151) internal successors, (367), 263 states have internal predecessors, (367), 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) [2023-11-21 22:15:37,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 268 states and 373 transitions. [2023-11-21 22:15:37,923 INFO L240 hiAutomatonCegarLoop]: Abstraction has 268 states and 373 transitions. [2023-11-21 22:15:37,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-21 22:15:37,924 INFO L428 stractBuchiCegarLoop]: Abstraction has 268 states and 373 transitions. [2023-11-21 22:15:37,924 INFO L335 stractBuchiCegarLoop]: ======== Iteration 20 ============ [2023-11-21 22:15:37,924 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 268 states and 373 transitions. [2023-11-21 22:15:37,926 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 261 [2023-11-21 22:15:37,926 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:15:37,926 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:15:37,927 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:15:37,927 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:15:37,927 INFO L748 eck$LassoCheckResult]: Stem: 9611#$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(11, 2); 9612#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~nondet6#1, main_#t~mem7#1, main_#t~mem9#1, main_#t~mem8#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~mem12#1, main_#t~mem14#1, main_#t~mem15#1, main_#t~mem17#1, main_#t~mem16#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~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~nondet28#1, main_#t~switch29#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~mem40#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_#t~nondet49#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~malloc50#1.base, main_#t~malloc50#1.offset, main_#t~mem51#1.base, main_#t~mem51#1.offset, main_#t~mem52#1.base, main_#t~mem52#1.offset, main_#t~memset~res53#1.base, main_#t~memset~res53#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~mem58#1.base, main_#t~mem58#1.offset, main_#t~malloc59#1.base, main_#t~malloc59#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~mem65#1.base, main_#t~mem65#1.offset, main_#t~memset~res66#1.base, main_#t~memset~res66#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.base, main_#t~mem70#1.offset, main_#t~mem71#1, 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.base, main_#t~mem75#1.offset, main_#t~mem76#1, main_#t~post77#1, main_#t~mem78#1.base, main_#t~mem78#1.offset, main_#t~mem79#1, main_#t~nondet80#1, main_#t~mem81#1.base, main_#t~mem81#1.offset, main_#t~mem82#1.base, main_#t~mem82#1.offset, main_#t~mem83#1, main_#t~post84#1, main_#t~mem85#1.base, main_#t~mem85#1.offset, main_#t~mem86#1.base, main_#t~mem86#1.offset, main_#t~mem87#1.base, main_#t~mem87#1.offset, main_#t~mem89#1, main_#t~mem88#1, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1, main_#t~short92#1, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1, main_#t~malloc95#1.base, main_#t~malloc95#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.base, main_#t~mem98#1.offset, main_#t~mem99#1, main_#t~memset~res100#1.base, main_#t~memset~res100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem105#1, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1, main_#t~nondet106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem110#1, main_#t~mem108#1.base, main_#t~mem108#1.offset, main_#t~mem109#1, main_#t~nondet111#1, main_#t~mem112#1.base, main_#t~mem112#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~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem122#1, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1, main_#t~nondet123#1, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem125#1, main_#t~pre126#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~mem129#1.base, main_#t~mem129#1.offset, main_#t~mem130#1, main_#t~post131#1, main_#t~mem135#1, main_#t~mem133#1, main_#t~mem132#1.base, main_#t~mem132#1.offset, main_#t~mem134#1, main_#t~mem136#1, main_#t~post137#1, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~post113#1, main_#t~mem114#1.base, main_#t~mem114#1.offset, main_#t~mem115#1, main_#t~mem141#1.base, main_#t~mem141#1.offset, main_#t~mem142#1.base, main_#t~mem142#1.offset, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem144#1, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~post147#1, 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~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem154#1, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1, main_#t~ite157#1, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem156#1, main_#t~mem158#1.base, main_#t~mem158#1.offset, main_#t~mem159#1, main_#t~mem160#1.base, main_#t~mem160#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~post4#1, main_#t~mem162#1, main_#t~mem161#1.base, main_#t~mem161#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, main_~sum~0#1;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_~sum~0#1 := 0;main_~i~0#1 := 0; 9635#L737-3 [2023-11-21 22:15:37,928 INFO L750 eck$LassoCheckResult]: Loop: 9635#L737-3 assume !!(main_~i~0#1 < 10);call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(40);main_~user~0#1.base, main_~user~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset; 9543#L739 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 9544#L739-2 call write~int(main_~i~0#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call write~int(main_#t~nondet6#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~nondet6#1;call main_#t~mem7#1 := read~int(main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);main_~sum~0#1 := main_~sum~0#1 + main_#t~mem7#1;havoc main_#t~mem7#1; 9735#L745-269 havoc main_~_ha_hashv~0#1; 9729#L745-176 goto; 9725#L745-174 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; 9584#L745-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 9585#L745-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch29#1 := 11 == main_~_hj_k~0#1; 9737#L745-73 assume !main_#t~switch29#1; 9571#L745-75 main_#t~switch29#1 := main_#t~switch29#1 || 10 == main_~_hj_k~0#1; 9572#L745-76 assume !main_#t~switch29#1; 9633#L745-78 main_#t~switch29#1 := main_#t~switch29#1 || 9 == main_~_hj_k~0#1; 9606#L745-79 assume !main_#t~switch29#1; 9607#L745-81 main_#t~switch29#1 := main_#t~switch29#1 || 8 == main_~_hj_k~0#1; 9662#L745-82 assume !main_#t~switch29#1; 9634#L745-84 main_#t~switch29#1 := main_#t~switch29#1 || 7 == main_~_hj_k~0#1; 9615#L745-85 assume !main_#t~switch29#1; 9616#L745-87 main_#t~switch29#1 := main_#t~switch29#1 || 6 == main_~_hj_k~0#1; 9626#L745-88 assume !main_#t~switch29#1; 9684#L745-90 main_#t~switch29#1 := main_#t~switch29#1 || 5 == main_~_hj_k~0#1; 9685#L745-91 assume !main_#t~switch29#1; 9631#L745-93 main_#t~switch29#1 := main_#t~switch29#1 || 4 == main_~_hj_k~0#1; 9632#L745-94 assume main_#t~switch29#1;call main_#t~mem37#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~mem37#1 % 256 % 4294967296);havoc main_#t~mem37#1; 9783#L745-96 main_#t~switch29#1 := main_#t~switch29#1 || 3 == main_~_hj_k~0#1; 9778#L745-97 assume main_#t~switch29#1;call main_#t~mem38#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~mem38#1 % 256 % 4294967296);havoc main_#t~mem38#1; 9777#L745-99 main_#t~switch29#1 := main_#t~switch29#1 || 2 == main_~_hj_k~0#1; 9697#L745-100 assume main_#t~switch29#1;call main_#t~mem39#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~mem39#1 % 256 % 4294967296);havoc main_#t~mem39#1; 9698#L745-102 main_#t~switch29#1 := main_#t~switch29#1 || 1 == main_~_hj_k~0#1; 9775#L745-103 assume main_#t~switch29#1;call main_#t~mem40#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~mem40#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem40#1 % 256 % 4294967296 else main_#t~mem40#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem40#1; 9774#L745-105 havoc main_#t~switch29#1; 9769#L745-171 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; 9766#L745-107 assume !(0 == main_~_hj_i~0#1 % 4294967296); 9767#L745-109 assume !(0 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296); 9805#L745-111 assume !(main_~_hj_i~0#1 % 4294967296 == main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296);assume main_#t~nondet41#1 % 4294967296 <= main_~_hj_i~0#1 % 4294967296 + main_~_ha_hashv~0#1 % 4294967296 / 8192 % 4294967296; 9804#L745-113 main_~_hj_i~0#1 := main_#t~nondet41#1;havoc main_#t~nondet41#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; 9803#L745-114 assume !(0 == main_~_hj_j~0#1 % 4294967296); 9801#L745-116 assume !(0 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296); 9799#L745-118 assume !(main_~_hj_j~0#1 % 4294967296 == 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296);assume main_#t~nondet42#1 % 4294967296 <= main_~_hj_j~0#1 % 4294967296 + 256 * (main_~_hj_i~0#1 % 4294967296) % 4294967296; 9661#L745-120 main_~_hj_j~0#1 := main_#t~nondet42#1;havoc main_#t~nondet42#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; 9781#L745-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet43#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 9659#L745-127 main_~_ha_hashv~0#1 := main_#t~nondet43#1;havoc main_#t~nondet43#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; 9772#L745-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet44#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 9721#L745-134 main_~_hj_i~0#1 := main_#t~nondet44#1;havoc main_#t~nondet44#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; 9763#L745-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet45#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 9703#L745-141 main_~_hj_j~0#1 := main_#t~nondet45#1;havoc main_#t~nondet45#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; 9760#L745-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet46#1 := main_~_hj_j~0#1 % 4294967296 / 32; 9733#L745-148 main_~_ha_hashv~0#1 := main_#t~nondet46#1;havoc main_#t~nondet46#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; 9738#L745-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet47#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 9656#L745-155 main_~_hj_i~0#1 := main_#t~nondet47#1;havoc main_#t~nondet47#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; 9742#L745-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet48#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 9679#L745-162 main_~_hj_j~0#1 := main_#t~nondet48#1;havoc main_#t~nondet48#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; 9741#L745-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet49#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 9565#L745-169 main_~_ha_hashv~0#1 := main_#t~nondet49#1;havoc main_#t~nondet49#1; 9589#L745-170 goto; 9643#L745-172 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; 9644#L745-173 goto; 9683#L745-175 goto; 9624#L745-266 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); 9625#L745-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);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 write~$Pointer$(main_#t~mem67#1.base, main_#t~mem67#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem67#1.base, main_#t~mem67#1.offset; 9600#L745-194 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem68#1.base, main_#t~mem68#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem69#1.base, main_#t~mem69#1.offset := read~$Pointer$(main_#t~mem68#1.base, 16 + main_#t~mem68#1.offset, 4);call main_#t~mem70#1.base, main_#t~mem70#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem71#1 := read~int(main_#t~mem70#1.base, 20 + main_#t~mem70#1.offset, 4);call write~$Pointer$(main_#t~mem69#1.base, main_#t~mem69#1.offset - main_#t~mem71#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);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.base, main_#t~mem70#1.offset;havoc main_#t~mem71#1;call main_#t~mem72#1.base, main_#t~mem72#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem73#1.base, main_#t~mem73#1.offset := read~$Pointer$(main_#t~mem72#1.base, 16 + main_#t~mem72#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem73#1.base, 8 + main_#t~mem73#1.offset, 4);havoc main_#t~mem72#1.base, main_#t~mem72#1.offset;havoc main_#t~mem73#1.base, main_#t~mem73#1.offset;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 write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem74#1.base, 16 + main_#t~mem74#1.offset, 4);havoc main_#t~mem74#1.base, main_#t~mem74#1.offset; 9601#L745-193 goto; 9709#L745-264 havoc main_~_ha_bkt~0#1;call main_#t~mem75#1.base, main_#t~mem75#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem76#1 := read~int(main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);main_#t~post77#1 := main_#t~mem76#1;call write~int(1 + main_#t~post77#1, main_#t~mem75#1.base, 12 + main_#t~mem75#1.offset, 4);havoc main_#t~mem75#1.base, main_#t~mem75#1.offset;havoc main_#t~mem76#1;havoc main_#t~post77#1; 9730#L745-203 call main_#t~mem78#1.base, main_#t~mem78#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem79#1 := read~int(main_#t~mem78#1.base, 4 + main_#t~mem78#1.offset, 4); 9554#L745-197 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem79#1 - 1) % 4294967296;main_#t~nondet80#1 := 0; 9555#L745-201 main_~_ha_bkt~0#1 := main_#t~nondet80#1;havoc main_#t~mem78#1.base, main_#t~mem78#1.offset;havoc main_#t~mem79#1;havoc main_#t~nondet80#1; 9642#L745-202 goto; 9688#L745-261 call main_#t~mem81#1.base, main_#t~mem81#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem82#1.base, main_#t~mem82#1.offset := read~$Pointer$(main_#t~mem81#1.base, main_#t~mem81#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem82#1.base, main_#t~mem82#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~mem81#1.base, main_#t~mem81#1.offset;havoc main_#t~mem82#1.base, main_#t~mem82#1.offset;call main_#t~mem83#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post84#1 := main_#t~mem83#1;call write~int(1 + main_#t~post84#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem83#1;havoc main_#t~post84#1;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);call write~$Pointer$(main_#t~mem85#1.base, main_#t~mem85#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem85#1.base, main_#t~mem85#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);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); 9549#L745-205 assume main_#t~mem86#1.base != 0 || main_#t~mem86#1.offset != 0;havoc main_#t~mem86#1.base, main_#t~mem86#1.offset;call main_#t~mem87#1.base, main_#t~mem87#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~mem87#1.base, 12 + main_#t~mem87#1.offset, 4);havoc main_#t~mem87#1.base, main_#t~mem87#1.offset; 9550#L745-207 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~mem89#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem88#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short92#1 := main_#t~mem89#1 % 4294967296 >= 10 * (1 + main_#t~mem88#1) % 4294967296; 9636#L745-208 assume main_#t~short92#1;call main_#t~mem90#1.base, main_#t~mem90#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem91#1 := read~int(main_#t~mem90#1.base, 36 + main_#t~mem90#1.offset, 4);main_#t~short92#1 := 0 == main_#t~mem91#1 % 4294967296; 9710#L745-210 assume !main_#t~short92#1;havoc main_#t~mem89#1;havoc main_#t~mem88#1;havoc main_#t~mem90#1.base, main_#t~mem90#1.offset;havoc main_#t~mem91#1;havoc main_#t~short92#1; 9664#L745-259 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 9669#L745-260 goto; 9637#L745-262 havoc main_~_ha_bkt~0#1; 9638#L745-263 goto; 9645#L745-265 goto; 9646#L745-267 havoc main_~_ha_hashv~0#1; 9696#L745-268 goto; 9712#L737-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 9635#L737-3 [2023-11-21 22:15:37,928 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:15:37,928 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 20 times [2023-11-21 22:15:37,929 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:15:37,929 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1370202570] [2023-11-21 22:15:37,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:15:37,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:15:37,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:15:37,935 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:15:37,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:15:37,944 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:15:37,945 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:15:37,945 INFO L85 PathProgramCache]: Analyzing trace with hash -1293665377, now seen corresponding path program 1 times [2023-11-21 22:15:37,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:15:37,945 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1451351166] [2023-11-21 22:15:37,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:15:37,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:15:38,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat