/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/pthread-ext/27_Boop_simple_vf.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b981219 [2020-04-17 14:38:16,867 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-04-17 14:38:16,870 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-04-17 14:38:16,885 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-04-17 14:38:16,885 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-04-17 14:38:16,888 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-04-17 14:38:16,889 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-04-17 14:38:16,894 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-04-17 14:38:16,900 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-04-17 14:38:16,901 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-04-17 14:38:16,903 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-04-17 14:38:16,904 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-04-17 14:38:16,904 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-04-17 14:38:16,905 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-04-17 14:38:16,906 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-04-17 14:38:16,908 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-04-17 14:38:16,909 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-04-17 14:38:16,911 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-04-17 14:38:16,912 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-04-17 14:38:16,919 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-04-17 14:38:16,922 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-04-17 14:38:16,923 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-04-17 14:38:16,924 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-04-17 14:38:16,924 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-04-17 14:38:16,930 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-04-17 14:38:16,931 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-04-17 14:38:16,931 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-04-17 14:38:16,934 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-04-17 14:38:16,935 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-04-17 14:38:16,938 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-04-17 14:38:16,938 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-04-17 14:38:16,939 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-04-17 14:38:16,940 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-04-17 14:38:16,942 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-04-17 14:38:16,945 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-04-17 14:38:16,945 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-04-17 14:38:16,947 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-04-17 14:38:16,947 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-04-17 14:38:16,947 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-04-17 14:38:16,948 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-04-17 14:38:16,950 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-04-17 14:38:16,951 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-04-17 14:38:16,974 INFO L113 SettingsManager]: Loading preferences was successful [2020-04-17 14:38:16,974 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-04-17 14:38:16,976 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-04-17 14:38:16,976 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-04-17 14:38:16,977 INFO L138 SettingsManager]: * Use SBE=true [2020-04-17 14:38:16,977 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-04-17 14:38:16,977 INFO L138 SettingsManager]: * sizeof long=4 [2020-04-17 14:38:16,977 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-04-17 14:38:16,977 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-04-17 14:38:16,978 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-04-17 14:38:16,979 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-04-17 14:38:16,979 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-04-17 14:38:16,979 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-04-17 14:38:16,980 INFO L138 SettingsManager]: * sizeof long double=12 [2020-04-17 14:38:16,980 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-04-17 14:38:16,980 INFO L138 SettingsManager]: * Use constant arrays=true [2020-04-17 14:38:16,980 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-04-17 14:38:16,981 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-04-17 14:38:16,981 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-04-17 14:38:16,981 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-04-17 14:38:16,981 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-04-17 14:38:16,981 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-04-17 14:38:16,982 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-04-17 14:38:16,982 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-04-17 14:38:16,982 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-04-17 14:38:16,982 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-04-17 14:38:16,982 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-04-17 14:38:16,983 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-04-17 14:38:16,983 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-04-17 14:38:16,983 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-04-17 14:38:17,259 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-04-17 14:38:17,272 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-04-17 14:38:17,276 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-04-17 14:38:17,277 INFO L271 PluginConnector]: Initializing CDTParser... [2020-04-17 14:38:17,278 INFO L275 PluginConnector]: CDTParser initialized [2020-04-17 14:38:17,279 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/27_Boop_simple_vf.i [2020-04-17 14:38:17,342 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4a6bab6c/29cbec5cca3a421ab1215da664c65c2b/FLAG570225b97 [2020-04-17 14:38:17,888 INFO L306 CDTParser]: Found 1 translation units. [2020-04-17 14:38:17,889 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/27_Boop_simple_vf.i [2020-04-17 14:38:17,910 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4a6bab6c/29cbec5cca3a421ab1215da664c65c2b/FLAG570225b97 [2020-04-17 14:38:18,221 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4a6bab6c/29cbec5cca3a421ab1215da664c65c2b [2020-04-17 14:38:18,231 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-04-17 14:38:18,255 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-04-17 14:38:18,256 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-04-17 14:38:18,256 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-04-17 14:38:18,260 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-04-17 14:38:18,261 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.04 02:38:18" (1/1) ... [2020-04-17 14:38:18,264 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5afc5240 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 02:38:18, skipping insertion in model container [2020-04-17 14:38:18,264 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.04 02:38:18" (1/1) ... [2020-04-17 14:38:18,272 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-04-17 14:38:18,325 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-04-17 14:38:18,797 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-04-17 14:38:18,811 INFO L203 MainTranslator]: Completed pre-run [2020-04-17 14:38:18,904 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-04-17 14:38:18,994 INFO L208 MainTranslator]: Completed translation [2020-04-17 14:38:18,995 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 02:38:18 WrapperNode [2020-04-17 14:38:18,995 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-04-17 14:38:18,996 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-04-17 14:38:18,996 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-04-17 14:38:18,996 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-04-17 14:38:19,005 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 02:38:18" (1/1) ... [2020-04-17 14:38:19,023 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 02:38:18" (1/1) ... [2020-04-17 14:38:19,049 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-04-17 14:38:19,050 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-04-17 14:38:19,050 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-04-17 14:38:19,050 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-04-17 14:38:19,058 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 02:38:18" (1/1) ... [2020-04-17 14:38:19,058 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 02:38:18" (1/1) ... [2020-04-17 14:38:19,061 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 02:38:18" (1/1) ... [2020-04-17 14:38:19,062 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 02:38:18" (1/1) ... [2020-04-17 14:38:19,068 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 02:38:18" (1/1) ... [2020-04-17 14:38:19,074 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 02:38:18" (1/1) ... [2020-04-17 14:38:19,076 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 02:38:18" (1/1) ... [2020-04-17 14:38:19,080 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-04-17 14:38:19,080 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-04-17 14:38:19,081 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-04-17 14:38:19,081 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-04-17 14:38:19,082 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 02:38:18" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-04-17 14:38:19,154 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2020-04-17 14:38:19,155 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2020-04-17 14:38:19,155 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-04-17 14:38:19,155 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-04-17 14:38:19,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-04-17 14:38:19,156 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-04-17 14:38:19,156 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-04-17 14:38:19,156 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-04-17 14:38:19,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-04-17 14:38:19,158 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-04-17 14:38:19,586 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-04-17 14:38:19,586 INFO L295 CfgBuilder]: Removed 15 assume(true) statements. [2020-04-17 14:38:19,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.04 02:38:19 BoogieIcfgContainer [2020-04-17 14:38:19,590 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-04-17 14:38:19,592 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-04-17 14:38:19,592 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-04-17 14:38:19,595 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-04-17 14:38:19,596 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.04 02:38:18" (1/3) ... [2020-04-17 14:38:19,597 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3be0422a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.04 02:38:19, skipping insertion in model container [2020-04-17 14:38:19,597 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 02:38:18" (2/3) ... [2020-04-17 14:38:19,598 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3be0422a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.04 02:38:19, skipping insertion in model container [2020-04-17 14:38:19,598 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.04 02:38:19" (3/3) ... [2020-04-17 14:38:19,600 INFO L109 eAbstractionObserver]: Analyzing ICFG 27_Boop_simple_vf.i [2020-04-17 14:38:19,610 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-04-17 14:38:19,611 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-04-17 14:38:19,617 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-04-17 14:38:19,618 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-04-17 14:38:19,645 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:19,646 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:19,646 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:19,646 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:19,647 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:19,647 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:19,648 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:19,648 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:19,649 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:19,649 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:19,649 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:19,649 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:19,650 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:19,650 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:19,650 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:19,651 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:19,651 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:19,651 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:19,652 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:19,652 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:19,652 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:19,653 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:19,653 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:19,653 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:19,654 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:19,654 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:19,654 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:19,654 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:19,655 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:19,655 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:19,659 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:19,660 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:19,660 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:19,660 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:19,667 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:19,667 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:19,668 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:19,668 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:19,668 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:19,668 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:19,669 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:19,669 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:19,686 INFO L251 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2020-04-17 14:38:19,707 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-04-17 14:38:19,708 INFO L376 AbstractCegarLoop]: Hoare is true [2020-04-17 14:38:19,708 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-04-17 14:38:19,708 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-04-17 14:38:19,708 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-04-17 14:38:19,708 INFO L380 AbstractCegarLoop]: Difference is false [2020-04-17 14:38:19,709 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-04-17 14:38:19,709 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-04-17 14:38:19,725 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 64 places, 70 transitions, 150 flow [2020-04-17 14:38:19,727 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 64 places, 70 transitions, 150 flow [2020-04-17 14:38:19,773 INFO L129 PetriNetUnfolder]: 13/77 cut-off events. [2020-04-17 14:38:19,773 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-04-17 14:38:19,780 INFO L80 FinitePrefix]: Finished finitePrefix Result has 85 conditions, 77 events. 13/77 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 169 event pairs, 0 based on Foata normal form. 0/61 useless extension candidates. Maximal degree in co-relation 67. Up to 4 conditions per place. [2020-04-17 14:38:19,784 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 64 places, 70 transitions, 150 flow [2020-04-17 14:38:19,807 INFO L129 PetriNetUnfolder]: 13/77 cut-off events. [2020-04-17 14:38:19,807 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-04-17 14:38:19,808 INFO L80 FinitePrefix]: Finished finitePrefix Result has 85 conditions, 77 events. 13/77 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 169 event pairs, 0 based on Foata normal form. 0/61 useless extension candidates. Maximal degree in co-relation 67. Up to 4 conditions per place. [2020-04-17 14:38:19,811 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 1776 [2020-04-17 14:38:19,813 INFO L170 etLargeBlockEncoding]: Semantic Check. [2020-04-17 14:38:21,175 INFO L206 etLargeBlockEncoding]: Checked pairs total: 1943 [2020-04-17 14:38:21,175 INFO L214 etLargeBlockEncoding]: Total number of compositions: 51 [2020-04-17 14:38:21,180 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 27 places, 26 transitions, 62 flow [2020-04-17 14:38:21,206 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 263 states. [2020-04-17 14:38:21,208 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states. [2020-04-17 14:38:21,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-04-17 14:38:21,217 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 14:38:21,218 INFO L425 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2020-04-17 14:38:21,218 INFO L427 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-04-17 14:38:21,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 14:38:21,225 INFO L82 PathProgramCache]: Analyzing trace with hash -905838571, now seen corresponding path program 1 times [2020-04-17 14:38:21,235 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 14:38:21,236 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [849346740] [2020-04-17 14:38:21,236 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 14:38:21,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-04-17 14:38:21,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-04-17 14:38:21,399 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-04-17 14:38:21,400 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-04-17 14:38:21,401 WARN L363 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2020-04-17 14:38:21,401 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2020-04-17 14:38:21,413 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,414 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,414 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,414 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,415 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,415 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,415 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,416 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,416 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,416 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,416 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,417 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,417 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,417 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,418 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,418 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,419 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,419 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,419 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,419 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,420 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,420 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,420 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,420 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,421 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,421 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,421 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,422 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,422 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,422 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,422 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,423 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,423 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,423 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,424 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,424 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,424 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,424 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,425 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,425 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,425 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,426 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,426 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,426 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,426 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,427 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,427 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,427 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,427 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,428 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,428 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,428 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,428 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,429 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,429 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,429 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,429 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,430 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,430 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,430 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,431 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,431 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,431 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,432 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,435 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,435 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,435 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,435 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,437 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,438 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,438 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,438 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,438 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,439 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,439 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,439 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,441 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,442 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,442 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,442 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,442 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,443 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,443 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,443 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:21,445 INFO L251 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-04-17 14:38:21,446 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-04-17 14:38:21,446 INFO L376 AbstractCegarLoop]: Hoare is true [2020-04-17 14:38:21,446 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-04-17 14:38:21,446 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-04-17 14:38:21,447 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-04-17 14:38:21,447 INFO L380 AbstractCegarLoop]: Difference is false [2020-04-17 14:38:21,447 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-04-17 14:38:21,447 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-04-17 14:38:21,450 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 103 places, 116 transitions, 256 flow [2020-04-17 14:38:21,450 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 103 places, 116 transitions, 256 flow [2020-04-17 14:38:21,499 INFO L129 PetriNetUnfolder]: 17/99 cut-off events. [2020-04-17 14:38:21,499 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2020-04-17 14:38:21,503 INFO L80 FinitePrefix]: Finished finitePrefix Result has 113 conditions, 99 events. 17/99 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 275 event pairs, 0 based on Foata normal form. 0/78 useless extension candidates. Maximal degree in co-relation 108. Up to 6 conditions per place. [2020-04-17 14:38:21,508 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 103 places, 116 transitions, 256 flow [2020-04-17 14:38:21,539 INFO L129 PetriNetUnfolder]: 17/99 cut-off events. [2020-04-17 14:38:21,539 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2020-04-17 14:38:21,543 INFO L80 FinitePrefix]: Finished finitePrefix Result has 113 conditions, 99 events. 17/99 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 275 event pairs, 0 based on Foata normal form. 0/78 useless extension candidates. Maximal degree in co-relation 108. Up to 6 conditions per place. [2020-04-17 14:38:21,549 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 3160 [2020-04-17 14:38:21,550 INFO L170 etLargeBlockEncoding]: Semantic Check. [2020-04-17 14:38:23,317 INFO L206 etLargeBlockEncoding]: Checked pairs total: 5093 [2020-04-17 14:38:23,317 INFO L214 etLargeBlockEncoding]: Total number of compositions: 83 [2020-04-17 14:38:23,318 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 43 places, 42 transitions, 108 flow [2020-04-17 14:38:23,431 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 1874 states. [2020-04-17 14:38:23,431 INFO L276 IsEmpty]: Start isEmpty. Operand 1874 states. [2020-04-17 14:38:23,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-04-17 14:38:23,437 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 14:38:23,437 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 14:38:23,437 INFO L427 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 14:38:23,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 14:38:23,438 INFO L82 PathProgramCache]: Analyzing trace with hash -263518341, now seen corresponding path program 1 times [2020-04-17 14:38:23,438 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 14:38:23,439 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [259908834] [2020-04-17 14:38:23,439 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 14:38:23,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 14:38:23,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 14:38:23,539 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [259908834] [2020-04-17 14:38:23,540 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-17 14:38:23,540 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-04-17 14:38:23,541 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581122511] [2020-04-17 14:38:23,545 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-04-17 14:38:23,546 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 14:38:23,557 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-04-17 14:38:23,557 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-17 14:38:23,559 INFO L87 Difference]: Start difference. First operand 1874 states. Second operand 3 states. [2020-04-17 14:38:23,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 14:38:23,635 INFO L93 Difference]: Finished difference Result 1085 states and 3904 transitions. [2020-04-17 14:38:23,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-04-17 14:38:23,637 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2020-04-17 14:38:23,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 14:38:23,676 INFO L225 Difference]: With dead ends: 1085 [2020-04-17 14:38:23,676 INFO L226 Difference]: Without dead ends: 1085 [2020-04-17 14:38:23,680 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-17 14:38:23,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1085 states. [2020-04-17 14:38:23,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1085 to 1085. [2020-04-17 14:38:23,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1085 states. [2020-04-17 14:38:23,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 1085 states and 3904 transitions. [2020-04-17 14:38:23,826 INFO L78 Accepts]: Start accepts. Automaton has 1085 states and 3904 transitions. Word has length 8 [2020-04-17 14:38:23,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 14:38:23,826 INFO L479 AbstractCegarLoop]: Abstraction has 1085 states and 3904 transitions. [2020-04-17 14:38:23,826 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-04-17 14:38:23,827 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 3904 transitions. [2020-04-17 14:38:23,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-04-17 14:38:23,828 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 14:38:23,829 INFO L425 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1] [2020-04-17 14:38:23,829 INFO L427 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 14:38:23,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 14:38:23,829 INFO L82 PathProgramCache]: Analyzing trace with hash -227103917, now seen corresponding path program 1 times [2020-04-17 14:38:23,829 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 14:38:23,830 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1568898656] [2020-04-17 14:38:23,830 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 14:38:23,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-04-17 14:38:23,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-04-17 14:38:23,868 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-04-17 14:38:23,868 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-04-17 14:38:23,870 WARN L363 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2020-04-17 14:38:23,871 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2020-04-17 14:38:23,885 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,885 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,885 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,885 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,886 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,886 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,886 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,886 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,886 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,887 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,887 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,887 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,887 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,887 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,887 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,888 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,888 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,888 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,888 WARN L315 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,888 WARN L315 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,888 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,889 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,889 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,889 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,889 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,890 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,890 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,890 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,890 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,890 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,890 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,891 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,891 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,891 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,891 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,891 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,891 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,892 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,892 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,892 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,892 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,892 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,893 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,893 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,893 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,893 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,894 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,894 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,894 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,894 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,894 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,894 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,895 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,895 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,895 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,895 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,895 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,896 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,896 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,896 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,896 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,896 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,896 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,897 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,897 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,897 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,897 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,897 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,899 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,900 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,900 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,900 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,900 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,900 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,900 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,901 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,901 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,901 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,901 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,901 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,902 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,902 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,902 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,902 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,902 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,902 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,911 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,911 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,911 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,912 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,912 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,912 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,912 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,913 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,916 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,916 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,916 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,917 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,919 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,919 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,919 WARN L315 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,919 WARN L315 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,921 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,922 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,922 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,922 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,922 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,922 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,923 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,923 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,924 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,924 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,924 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,924 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,924 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,925 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,925 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,925 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,926 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,926 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,926 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,926 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,926 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,927 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,927 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,927 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:23,934 INFO L251 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-04-17 14:38:23,935 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-04-17 14:38:23,935 INFO L376 AbstractCegarLoop]: Hoare is true [2020-04-17 14:38:23,935 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-04-17 14:38:23,935 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-04-17 14:38:23,935 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-04-17 14:38:23,936 INFO L380 AbstractCegarLoop]: Difference is false [2020-04-17 14:38:23,936 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-04-17 14:38:23,936 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-04-17 14:38:23,938 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 142 places, 162 transitions, 366 flow [2020-04-17 14:38:23,938 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 142 places, 162 transitions, 366 flow [2020-04-17 14:38:23,954 INFO L129 PetriNetUnfolder]: 21/121 cut-off events. [2020-04-17 14:38:23,954 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2020-04-17 14:38:23,956 INFO L80 FinitePrefix]: Finished finitePrefix Result has 142 conditions, 121 events. 21/121 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 338 event pairs, 0 based on Foata normal form. 0/95 useless extension candidates. Maximal degree in co-relation 135. Up to 8 conditions per place. [2020-04-17 14:38:23,961 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 142 places, 162 transitions, 366 flow [2020-04-17 14:38:23,975 INFO L129 PetriNetUnfolder]: 21/121 cut-off events. [2020-04-17 14:38:23,975 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2020-04-17 14:38:23,976 INFO L80 FinitePrefix]: Finished finitePrefix Result has 142 conditions, 121 events. 21/121 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 338 event pairs, 0 based on Foata normal form. 0/95 useless extension candidates. Maximal degree in co-relation 135. Up to 8 conditions per place. [2020-04-17 14:38:23,981 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 4856 [2020-04-17 14:38:23,981 INFO L170 etLargeBlockEncoding]: Semantic Check. [2020-04-17 14:38:26,408 INFO L206 etLargeBlockEncoding]: Checked pairs total: 9637 [2020-04-17 14:38:26,409 INFO L214 etLargeBlockEncoding]: Total number of compositions: 123 [2020-04-17 14:38:26,409 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 58 places, 57 transitions, 156 flow [2020-04-17 14:38:27,300 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 11270 states. [2020-04-17 14:38:27,300 INFO L276 IsEmpty]: Start isEmpty. Operand 11270 states. [2020-04-17 14:38:27,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-04-17 14:38:27,301 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 14:38:27,301 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 14:38:27,301 INFO L427 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 14:38:27,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 14:38:27,302 INFO L82 PathProgramCache]: Analyzing trace with hash 1011013080, now seen corresponding path program 1 times [2020-04-17 14:38:27,302 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 14:38:27,302 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [164072070] [2020-04-17 14:38:27,302 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 14:38:27,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 14:38:27,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 14:38:27,336 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [164072070] [2020-04-17 14:38:27,336 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-17 14:38:27,336 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-04-17 14:38:27,336 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497926077] [2020-04-17 14:38:27,337 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-04-17 14:38:27,337 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 14:38:27,337 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-04-17 14:38:27,337 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-17 14:38:27,337 INFO L87 Difference]: Start difference. First operand 11270 states. Second operand 3 states. [2020-04-17 14:38:27,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 14:38:27,495 INFO L93 Difference]: Finished difference Result 7574 states and 35745 transitions. [2020-04-17 14:38:27,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-04-17 14:38:27,495 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2020-04-17 14:38:27,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 14:38:27,591 INFO L225 Difference]: With dead ends: 7574 [2020-04-17 14:38:27,591 INFO L226 Difference]: Without dead ends: 7574 [2020-04-17 14:38:27,592 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-17 14:38:27,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7574 states. [2020-04-17 14:38:28,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7574 to 7574. [2020-04-17 14:38:28,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7574 states. [2020-04-17 14:38:28,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7574 states to 7574 states and 35745 transitions. [2020-04-17 14:38:28,173 INFO L78 Accepts]: Start accepts. Automaton has 7574 states and 35745 transitions. Word has length 8 [2020-04-17 14:38:28,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 14:38:28,173 INFO L479 AbstractCegarLoop]: Abstraction has 7574 states and 35745 transitions. [2020-04-17 14:38:28,173 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-04-17 14:38:28,173 INFO L276 IsEmpty]: Start isEmpty. Operand 7574 states and 35745 transitions. [2020-04-17 14:38:28,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-04-17 14:38:28,180 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 14:38:28,180 INFO L425 BasicCegarLoop]: trace histogram [4, 3, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 14:38:28,180 INFO L427 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 14:38:28,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 14:38:28,180 INFO L82 PathProgramCache]: Analyzing trace with hash -1583777537, now seen corresponding path program 1 times [2020-04-17 14:38:28,181 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 14:38:28,182 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [946584783] [2020-04-17 14:38:28,182 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 14:38:28,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-04-17 14:38:28,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-04-17 14:38:28,268 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-04-17 14:38:28,268 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-04-17 14:38:28,269 WARN L363 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2020-04-17 14:38:28,272 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2020-04-17 14:38:28,289 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,289 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,289 WARN L315 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,289 WARN L315 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,290 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,290 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,291 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,291 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,292 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,292 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,292 WARN L315 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,292 WARN L315 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,292 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,292 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,293 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,293 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,293 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,294 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,294 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,294 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,294 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,294 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,294 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,295 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,295 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,296 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,296 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,296 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,296 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,296 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,296 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,297 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,298 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,298 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,299 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,299 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,299 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,299 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,299 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,299 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,300 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,300 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,300 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,300 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,300 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,300 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,300 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,301 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,305 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,305 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,305 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,305 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,305 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,306 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,306 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,306 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,306 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,306 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,307 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,307 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,307 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,307 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,307 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,307 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,308 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,308 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,308 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,308 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,308 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,308 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,309 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,309 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,309 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,309 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,309 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,309 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,310 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,310 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,310 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,310 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,310 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,310 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,310 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,311 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,311 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,311 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,311 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,311 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,311 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,311 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,312 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,312 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,312 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,312 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,312 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,312 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,313 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,313 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,313 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,313 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,313 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,313 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,314 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,314 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,314 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,314 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,314 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,314 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,315 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,315 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,315 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,315 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,315 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,315 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,315 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,316 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,316 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,316 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,316 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,316 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,317 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,317 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,317 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,317 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,319 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,319 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,319 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,320 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,321 WARN L315 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,321 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,322 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,322 WARN L315 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,323 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,324 WARN L315 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,324 WARN L315 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,324 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,325 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,325 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,325 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,326 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,326 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,326 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,326 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,326 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,328 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,329 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,329 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,329 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,329 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,329 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,330 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,330 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,331 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,331 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,332 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,332 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,332 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,332 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,332 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,332 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,334 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,335 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,335 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,335 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,335 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,335 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,335 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,336 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:38:28,337 INFO L251 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-04-17 14:38:28,338 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-04-17 14:38:28,338 INFO L376 AbstractCegarLoop]: Hoare is true [2020-04-17 14:38:28,338 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-04-17 14:38:28,338 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-04-17 14:38:28,338 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-04-17 14:38:28,338 INFO L380 AbstractCegarLoop]: Difference is false [2020-04-17 14:38:28,338 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-04-17 14:38:28,338 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-04-17 14:38:28,341 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 181 places, 208 transitions, 480 flow [2020-04-17 14:38:28,341 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 181 places, 208 transitions, 480 flow [2020-04-17 14:38:28,358 INFO L129 PetriNetUnfolder]: 25/143 cut-off events. [2020-04-17 14:38:28,358 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2020-04-17 14:38:28,360 INFO L80 FinitePrefix]: Finished finitePrefix Result has 172 conditions, 143 events. 25/143 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 402 event pairs, 0 based on Foata normal form. 0/112 useless extension candidates. Maximal degree in co-relation 163. Up to 10 conditions per place. [2020-04-17 14:38:28,368 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 181 places, 208 transitions, 480 flow [2020-04-17 14:38:28,384 INFO L129 PetriNetUnfolder]: 25/143 cut-off events. [2020-04-17 14:38:28,384 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2020-04-17 14:38:28,386 INFO L80 FinitePrefix]: Finished finitePrefix Result has 172 conditions, 143 events. 25/143 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 402 event pairs, 0 based on Foata normal form. 0/112 useless extension candidates. Maximal degree in co-relation 163. Up to 10 conditions per place. [2020-04-17 14:38:28,394 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 6864 [2020-04-17 14:38:28,394 INFO L170 etLargeBlockEncoding]: Semantic Check. [2020-04-17 14:38:30,843 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 18 [2020-04-17 14:38:31,722 INFO L206 etLargeBlockEncoding]: Checked pairs total: 15185 [2020-04-17 14:38:31,722 INFO L214 etLargeBlockEncoding]: Total number of compositions: 160 [2020-04-17 14:38:31,723 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 73 places, 72 transitions, 208 flow [2020-04-17 14:38:44,431 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 67646 states. [2020-04-17 14:38:44,431 INFO L276 IsEmpty]: Start isEmpty. Operand 67646 states. [2020-04-17 14:38:44,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-04-17 14:38:44,431 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 14:38:44,432 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 14:38:44,432 INFO L427 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-04-17 14:38:44,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 14:38:44,432 INFO L82 PathProgramCache]: Analyzing trace with hash 1431842247, now seen corresponding path program 1 times [2020-04-17 14:38:44,432 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 14:38:44,433 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [294388670] [2020-04-17 14:38:44,433 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 14:38:44,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 14:38:44,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 14:38:44,478 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [294388670] [2020-04-17 14:38:44,478 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-17 14:38:44,479 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-04-17 14:38:44,479 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [163312480] [2020-04-17 14:38:44,479 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-04-17 14:38:44,479 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 14:38:44,479 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-04-17 14:38:44,480 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-17 14:38:44,480 INFO L87 Difference]: Start difference. First operand 67646 states. Second operand 3 states. [2020-04-17 14:38:44,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 14:38:44,891 INFO L93 Difference]: Finished difference Result 50783 states and 298609 transitions. [2020-04-17 14:38:44,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-04-17 14:38:44,892 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2020-04-17 14:38:44,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 14:38:45,309 INFO L225 Difference]: With dead ends: 50783 [2020-04-17 14:38:45,309 INFO L226 Difference]: Without dead ends: 50783 [2020-04-17 14:38:45,310 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-17 14:38:45,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50783 states. [2020-04-17 14:38:49,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50783 to 50783. [2020-04-17 14:38:49,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50783 states. [2020-04-17 14:38:50,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50783 states to 50783 states and 298609 transitions. [2020-04-17 14:38:50,394 INFO L78 Accepts]: Start accepts. Automaton has 50783 states and 298609 transitions. Word has length 8 [2020-04-17 14:38:50,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 14:38:50,394 INFO L479 AbstractCegarLoop]: Abstraction has 50783 states and 298609 transitions. [2020-04-17 14:38:50,394 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-04-17 14:38:50,394 INFO L276 IsEmpty]: Start isEmpty. Operand 50783 states and 298609 transitions. [2020-04-17 14:38:50,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-04-17 14:38:50,398 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 14:38:50,398 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 14:38:50,398 INFO L427 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-04-17 14:38:50,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 14:38:50,399 INFO L82 PathProgramCache]: Analyzing trace with hash -915592888, now seen corresponding path program 1 times [2020-04-17 14:38:50,399 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 14:38:50,399 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1244324010] [2020-04-17 14:38:50,399 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 14:38:50,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 14:38:50,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 14:38:50,498 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1244324010] [2020-04-17 14:38:50,499 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-17 14:38:50,499 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-04-17 14:38:50,499 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770526877] [2020-04-17 14:38:50,499 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-04-17 14:38:50,500 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 14:38:50,500 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-04-17 14:38:50,500 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-04-17 14:38:50,500 INFO L87 Difference]: Start difference. First operand 50783 states and 298609 transitions. Second operand 6 states. [2020-04-17 14:38:56,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 14:38:56,452 INFO L93 Difference]: Finished difference Result 129384 states and 753918 transitions. [2020-04-17 14:38:56,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-04-17 14:38:56,453 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 17 [2020-04-17 14:38:56,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 14:38:57,224 INFO L225 Difference]: With dead ends: 129384 [2020-04-17 14:38:57,224 INFO L226 Difference]: Without dead ends: 129384 [2020-04-17 14:38:57,224 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-04-17 14:38:57,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129384 states. [2020-04-17 14:39:01,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129384 to 111907. [2020-04-17 14:39:01,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111907 states. [2020-04-17 14:39:02,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111907 states to 111907 states and 662827 transitions. [2020-04-17 14:39:02,237 INFO L78 Accepts]: Start accepts. Automaton has 111907 states and 662827 transitions. Word has length 17 [2020-04-17 14:39:02,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 14:39:02,238 INFO L479 AbstractCegarLoop]: Abstraction has 111907 states and 662827 transitions. [2020-04-17 14:39:02,238 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-04-17 14:39:02,238 INFO L276 IsEmpty]: Start isEmpty. Operand 111907 states and 662827 transitions. [2020-04-17 14:39:02,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-04-17 14:39:02,248 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 14:39:02,249 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 14:39:02,249 INFO L427 AbstractCegarLoop]: === Iteration 3 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-04-17 14:39:02,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 14:39:02,249 INFO L82 PathProgramCache]: Analyzing trace with hash -1543057318, now seen corresponding path program 2 times [2020-04-17 14:39:02,249 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 14:39:02,250 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1315719969] [2020-04-17 14:39:02,250 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 14:39:02,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 14:39:02,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 14:39:02,301 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1315719969] [2020-04-17 14:39:02,301 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-17 14:39:02,302 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-04-17 14:39:02,302 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [421910096] [2020-04-17 14:39:02,302 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-04-17 14:39:02,302 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 14:39:02,303 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-04-17 14:39:02,303 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-17 14:39:02,304 INFO L87 Difference]: Start difference. First operand 111907 states and 662827 transitions. Second operand 3 states. [2020-04-17 14:39:07,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 14:39:07,405 INFO L93 Difference]: Finished difference Result 55433 states and 310807 transitions. [2020-04-17 14:39:07,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-04-17 14:39:07,406 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-04-17 14:39:07,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 14:39:07,716 INFO L225 Difference]: With dead ends: 55433 [2020-04-17 14:39:07,716 INFO L226 Difference]: Without dead ends: 55433 [2020-04-17 14:39:07,717 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-17 14:39:08,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55433 states. [2020-04-17 14:39:09,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55433 to 54129. [2020-04-17 14:39:09,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54129 states. [2020-04-17 14:39:09,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54129 states to 54129 states and 303146 transitions. [2020-04-17 14:39:09,716 INFO L78 Accepts]: Start accepts. Automaton has 54129 states and 303146 transitions. Word has length 17 [2020-04-17 14:39:09,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 14:39:09,716 INFO L479 AbstractCegarLoop]: Abstraction has 54129 states and 303146 transitions. [2020-04-17 14:39:09,717 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-04-17 14:39:09,717 INFO L276 IsEmpty]: Start isEmpty. Operand 54129 states and 303146 transitions. [2020-04-17 14:39:09,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-04-17 14:39:09,719 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 14:39:09,719 INFO L425 BasicCegarLoop]: trace histogram [5, 4, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 14:39:09,719 INFO L427 AbstractCegarLoop]: === Iteration 4 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-04-17 14:39:09,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 14:39:09,719 INFO L82 PathProgramCache]: Analyzing trace with hash -220831506, now seen corresponding path program 1 times [2020-04-17 14:39:09,720 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 14:39:09,720 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1698012953] [2020-04-17 14:39:09,720 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 14:39:09,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-04-17 14:39:09,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-04-17 14:39:09,746 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-04-17 14:39:09,746 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-04-17 14:39:09,747 WARN L363 ceAbstractionStarter]: 4 thread instances were not sufficient, I will increase this number and restart the analysis [2020-04-17 14:39:09,747 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 5 thread instances. [2020-04-17 14:39:09,761 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,761 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,761 WARN L315 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,761 WARN L315 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,761 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,762 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,762 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,762 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,762 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,762 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,762 WARN L315 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,762 WARN L315 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,763 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,763 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,763 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,763 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,763 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,763 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,763 WARN L315 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,763 WARN L315 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,764 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,764 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,764 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,764 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,764 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,764 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,764 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,765 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,765 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,765 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,765 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,765 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,765 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,765 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,766 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,766 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,766 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,766 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,766 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,766 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,766 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,767 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,767 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,767 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,767 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,767 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,767 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,767 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,768 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,768 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,768 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,768 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,768 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,768 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,768 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,769 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,769 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,769 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,769 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,769 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,769 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,769 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,770 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,770 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,770 WARN L315 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,770 WARN L315 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,770 WARN L315 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,770 WARN L315 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,771 WARN L315 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,771 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,771 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,771 WARN L315 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,771 WARN L315 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,771 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,771 WARN L315 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,772 WARN L315 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,772 WARN L315 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,772 WARN L315 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,772 WARN L315 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,772 WARN L315 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,772 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,773 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,773 WARN L315 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,773 WARN L315 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,773 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,773 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,773 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,773 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,774 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,774 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,774 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,774 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,774 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,774 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,775 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,775 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,775 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,775 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,775 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,775 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,775 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,775 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,776 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,776 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,776 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,776 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,776 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,776 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,777 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,777 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,777 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,777 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,777 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,777 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,777 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,777 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,778 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,778 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,778 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,778 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,778 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,778 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,778 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,779 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,779 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,779 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,779 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,779 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,779 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,780 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,780 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,780 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,780 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,780 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,780 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,780 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,781 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,781 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,781 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,781 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,781 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,781 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,781 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,781 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,782 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,782 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,782 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,782 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,782 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,782 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,783 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,783 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,783 WARN L315 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,783 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,785 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,785 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,785 WARN L315 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,785 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,786 WARN L315 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,787 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,787 WARN L315 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,787 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,788 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,788 WARN L315 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,788 WARN L315 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,789 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,790 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,790 WARN L315 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,790 WARN L315 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,790 WARN L315 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,791 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,791 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,792 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,792 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,792 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,792 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,792 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,792 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,793 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,794 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,794 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,794 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,794 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,794 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,794 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,794 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,796 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,796 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,796 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,796 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,796 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,796 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,797 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,797 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,798 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,798 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,798 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,798 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,799 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,799 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,799 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,799 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,800 WARN L315 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,800 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,801 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,801 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,801 WARN L315 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,801 WARN L315 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,801 WARN L315 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,801 WARN L315 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 14:39:09,803 INFO L251 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2020-04-17 14:39:09,803 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-04-17 14:39:09,803 INFO L376 AbstractCegarLoop]: Hoare is true [2020-04-17 14:39:09,803 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-04-17 14:39:09,803 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-04-17 14:39:09,803 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-04-17 14:39:09,803 INFO L380 AbstractCegarLoop]: Difference is false [2020-04-17 14:39:09,804 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-04-17 14:39:09,804 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-04-17 14:39:09,806 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 220 places, 254 transitions, 598 flow [2020-04-17 14:39:09,806 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 220 places, 254 transitions, 598 flow [2020-04-17 14:39:09,824 INFO L129 PetriNetUnfolder]: 29/165 cut-off events. [2020-04-17 14:39:09,824 INFO L130 PetriNetUnfolder]: For 30/30 co-relation queries the response was YES. [2020-04-17 14:39:09,826 INFO L80 FinitePrefix]: Finished finitePrefix Result has 203 conditions, 165 events. 29/165 cut-off events. For 30/30 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 461 event pairs, 0 based on Foata normal form. 0/129 useless extension candidates. Maximal degree in co-relation 192. Up to 12 conditions per place. [2020-04-17 14:39:09,836 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 220 places, 254 transitions, 598 flow [2020-04-17 14:39:09,854 INFO L129 PetriNetUnfolder]: 29/165 cut-off events. [2020-04-17 14:39:09,855 INFO L130 PetriNetUnfolder]: For 30/30 co-relation queries the response was YES. [2020-04-17 14:39:09,856 INFO L80 FinitePrefix]: Finished finitePrefix Result has 203 conditions, 165 events. 29/165 cut-off events. For 30/30 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 461 event pairs, 0 based on Foata normal form. 0/129 useless extension candidates. Maximal degree in co-relation 192. Up to 12 conditions per place. [2020-04-17 14:39:09,862 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 9184 [2020-04-17 14:39:09,863 INFO L170 etLargeBlockEncoding]: Semantic Check. [2020-04-17 14:39:13,025 WARN L192 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 43 [2020-04-17 14:39:13,936 INFO L206 etLargeBlockEncoding]: Checked pairs total: 21326 [2020-04-17 14:39:13,936 INFO L214 etLargeBlockEncoding]: Total number of compositions: 197 [2020-04-17 14:39:13,937 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 88 places, 87 transitions, 264 flow Received shutdown request... [2020-04-17 14:42:17,948 WARN L544 AbstractCegarLoop]: Verification canceled [2020-04-17 14:42:17,950 WARN L228 ceAbstractionStarter]: Timeout [2020-04-17 14:42:17,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.04 02:42:17 BasicIcfg [2020-04-17 14:42:17,951 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-04-17 14:42:17,953 INFO L168 Benchmark]: Toolchain (without parser) took 239719.78 ms. Allocated memory was 138.4 MB in the beginning and 3.3 GB in the end (delta: 3.2 GB). Free memory was 101.5 MB in the beginning and 1.6 GB in the end (delta: -1.5 GB). Peak memory consumption was 3.2 GB. Max. memory is 7.1 GB. [2020-04-17 14:42:17,954 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 138.4 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2020-04-17 14:42:17,955 INFO L168 Benchmark]: CACSL2BoogieTranslator took 739.67 ms. Allocated memory was 138.4 MB in the beginning and 203.4 MB in the end (delta: 65.0 MB). Free memory was 99.5 MB in the beginning and 162.3 MB in the end (delta: -62.8 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. [2020-04-17 14:42:17,955 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.40 ms. Allocated memory is still 203.4 MB. Free memory was 162.3 MB in the beginning and 160.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2020-04-17 14:42:17,956 INFO L168 Benchmark]: Boogie Preprocessor took 30.30 ms. Allocated memory is still 203.4 MB. Free memory was 160.2 MB in the beginning and 158.9 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2020-04-17 14:42:17,957 INFO L168 Benchmark]: RCFGBuilder took 509.98 ms. Allocated memory is still 203.4 MB. Free memory was 158.9 MB in the beginning and 138.5 MB in the end (delta: 20.4 MB). Peak memory consumption was 20.4 MB. Max. memory is 7.1 GB. [2020-04-17 14:42:17,958 INFO L168 Benchmark]: TraceAbstraction took 238359.40 ms. Allocated memory was 203.4 MB in the beginning and 3.3 GB in the end (delta: 3.1 GB). Free memory was 137.9 MB in the beginning and 1.6 GB in the end (delta: -1.5 GB). Peak memory consumption was 3.1 GB. Max. memory is 7.1 GB. [2020-04-17 14:42:17,963 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 138.4 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 739.67 ms. Allocated memory was 138.4 MB in the beginning and 203.4 MB in the end (delta: 65.0 MB). Free memory was 99.5 MB in the beginning and 162.3 MB in the end (delta: -62.8 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 53.40 ms. Allocated memory is still 203.4 MB. Free memory was 162.3 MB in the beginning and 160.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 30.30 ms. Allocated memory is still 203.4 MB. Free memory was 160.2 MB in the beginning and 158.9 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 509.98 ms. Allocated memory is still 203.4 MB. Free memory was 158.9 MB in the beginning and 138.5 MB in the end (delta: 20.4 MB). Peak memory consumption was 20.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 238359.40 ms. Allocated memory was 203.4 MB in the beginning and 3.3 GB in the end (delta: 3.1 GB). Free memory was 137.9 MB in the beginning and 1.6 GB in the end (delta: -1.5 GB). Peak memory consumption was 3.1 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 1.4s, 64 ProgramPointsBefore, 27 ProgramPointsAfterwards, 70 TransitionsBefore, 26 TransitionsAfterwards, 1776 CoEnabledTransitionPairs, 5 FixpointIterations, 11 TrivialSequentialCompositions, 27 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 13 ConcurrentYvCompositions, 7 ChoiceCompositions, 820 VarBasedMoverChecksPositive, 32 VarBasedMoverChecksNegative, 20 SemBasedMoverChecksPositive, 23 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.2s, 0 MoverChecksTotal, 1943 CheckedPairsTotal, 51 TotalNumberOfCompositions - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 1.8s, 103 ProgramPointsBefore, 43 ProgramPointsAfterwards, 116 TransitionsBefore, 42 TransitionsAfterwards, 3160 CoEnabledTransitionPairs, 6 FixpointIterations, 34 TrivialSequentialCompositions, 26 ConcurrentSequentialCompositions, 5 TrivialYvCompositions, 18 ConcurrentYvCompositions, 14 ChoiceCompositions, 1523 VarBasedMoverChecksPositive, 59 VarBasedMoverChecksNegative, 39 SemBasedMoverChecksPositive, 32 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.2s, 0 MoverChecksTotal, 5093 CheckedPairsTotal, 83 TotalNumberOfCompositions - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 2.4s, 142 ProgramPointsBefore, 58 ProgramPointsAfterwards, 162 TransitionsBefore, 57 TransitionsAfterwards, 4856 CoEnabledTransitionPairs, 7 FixpointIterations, 58 TrivialSequentialCompositions, 31 ConcurrentSequentialCompositions, 15 TrivialYvCompositions, 19 ConcurrentYvCompositions, 21 ChoiceCompositions, 2217 VarBasedMoverChecksPositive, 91 VarBasedMoverChecksNegative, 56 SemBasedMoverChecksPositive, 57 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.3s, 0 MoverChecksTotal, 9637 CheckedPairsTotal, 123 TotalNumberOfCompositions - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 3.3s, 181 ProgramPointsBefore, 73 ProgramPointsAfterwards, 208 TransitionsBefore, 72 TransitionsAfterwards, 6864 CoEnabledTransitionPairs, 7 FixpointIterations, 86 TrivialSequentialCompositions, 34 ConcurrentSequentialCompositions, 18 TrivialYvCompositions, 22 ConcurrentYvCompositions, 28 ChoiceCompositions, 3253 VarBasedMoverChecksPositive, 188 VarBasedMoverChecksNegative, 152 SemBasedMoverChecksPositive, 87 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.6s, 0 MoverChecksTotal, 15185 CheckedPairsTotal, 160 TotalNumberOfCompositions - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 4.1s, 220 ProgramPointsBefore, 88 ProgramPointsAfterwards, 254 TransitionsBefore, 87 TransitionsAfterwards, 9184 CoEnabledTransitionPairs, 7 FixpointIterations, 113 TrivialSequentialCompositions, 36 ConcurrentSequentialCompositions, 22 TrivialYvCompositions, 26 ConcurrentYvCompositions, 35 ChoiceCompositions, 4204 VarBasedMoverChecksPositive, 150 VarBasedMoverChecksNegative, 112 SemBasedMoverChecksPositive, 80 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.4s, 0 MoverChecksTotal, 21326 CheckedPairsTotal, 197 TotalNumberOfCompositions - TimeoutResultAtElement [Line: 699]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 699). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 88 places, 87 transitions, 264 flow. Already constructed 357274 states. Currently 26752 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 58 locations, 1 error locations. Started 5 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 238.0s, OverallIterations: 9, TraceHistogramMax: 5, AutomataDifference: 13.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 211.0s, HoareTripleCheckerStatistics: 317 SDtfs, 243 SDslu, 407 SDs, 0 SdLazy, 116 SolverSat, 27 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 15 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=111907occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 12.8s AutomataMinimizationTime, 5 MinimizatonAttempts, 18781 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 108 NumberOfCodeBlocks, 108 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 53 ConstructedInterpolants, 0 QuantifiedInterpolants, 2293 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown