./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-deagle/reorder_c11_good-20.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ff03de63 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-deagle/reorder_c11_good-20.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2f66f1b2f8bc96c1cbd24e122a1b904932cb7f0e98e43f950b8a0288b2af2871 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ff03de6 [2021-12-21 15:26:34,258 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 15:26:34,260 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 15:26:34,298 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 15:26:34,298 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 15:26:34,301 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 15:26:34,302 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 15:26:34,304 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 15:26:34,305 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 15:26:34,309 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 15:26:34,310 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 15:26:34,311 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 15:26:34,311 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 15:26:34,313 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 15:26:34,314 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 15:26:34,317 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 15:26:34,317 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 15:26:34,318 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 15:26:34,319 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 15:26:34,324 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 15:26:34,325 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 15:26:34,325 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 15:26:34,327 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 15:26:34,327 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 15:26:34,332 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 15:26:34,332 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 15:26:34,332 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 15:26:34,334 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 15:26:34,334 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 15:26:34,334 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 15:26:34,335 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 15:26:34,335 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 15:26:34,336 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 15:26:34,337 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 15:26:34,338 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 15:26:34,338 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 15:26:34,338 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 15:26:34,339 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 15:26:34,339 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 15:26:34,340 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 15:26:34,340 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 15:26:34,341 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-21 15:26:34,365 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 15:26:34,365 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 15:26:34,365 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 15:26:34,366 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 15:26:34,366 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-21 15:26:34,366 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-21 15:26:34,367 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 15:26:34,367 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 15:26:34,367 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 15:26:34,367 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 15:26:34,368 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-21 15:26:34,368 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-21 15:26:34,368 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-21 15:26:34,369 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 15:26:34,369 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-21 15:26:34,369 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-21 15:26:34,369 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-21 15:26:34,369 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-21 15:26:34,369 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-21 15:26:34,370 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 15:26:34,370 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-21 15:26:34,370 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 15:26:34,370 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 15:26:34,370 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-21 15:26:34,370 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 15:26:34,371 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 15:26:34,371 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-21 15:26:34,372 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-21 15:26:34,372 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-21 15:26:34,372 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-21 15:26:34,372 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-21 15:26:34,372 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-21 15:26:34,373 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-21 15:26:34,373 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 15:26:34,373 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2f66f1b2f8bc96c1cbd24e122a1b904932cb7f0e98e43f950b8a0288b2af2871 [2021-12-21 15:26:34,557 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 15:26:34,574 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 15:26:34,577 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 15:26:34,578 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 15:26:34,579 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 15:26:34,580 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-deagle/reorder_c11_good-20.i [2021-12-21 15:26:34,633 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1fd756f5/e5e9d9def5ad426495e239d3472017f3/FLAGe622af194 [2021-12-21 15:26:35,006 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 15:26:35,006 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-deagle/reorder_c11_good-20.i [2021-12-21 15:26:35,019 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1fd756f5/e5e9d9def5ad426495e239d3472017f3/FLAGe622af194 [2021-12-21 15:26:35,419 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1fd756f5/e5e9d9def5ad426495e239d3472017f3 [2021-12-21 15:26:35,421 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 15:26:35,422 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 15:26:35,428 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 15:26:35,428 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 15:26:35,431 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 15:26:35,431 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 03:26:35" (1/1) ... [2021-12-21 15:26:35,432 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67b240fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:26:35, skipping insertion in model container [2021-12-21 15:26:35,432 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 03:26:35" (1/1) ... [2021-12-21 15:26:35,437 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 15:26:35,477 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 15:26:35,669 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-deagle/reorder_c11_good-20.i[30195,30208] [2021-12-21 15:26:35,681 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 15:26:35,688 INFO L203 MainTranslator]: Completed pre-run [2021-12-21 15:26:35,728 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-deagle/reorder_c11_good-20.i[30195,30208] [2021-12-21 15:26:35,731 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 15:26:35,758 INFO L208 MainTranslator]: Completed translation [2021-12-21 15:26:35,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:26:35 WrapperNode [2021-12-21 15:26:35,759 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-21 15:26:35,760 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-21 15:26:35,760 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-21 15:26:35,760 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-21 15:26:35,765 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:26:35" (1/1) ... [2021-12-21 15:26:35,789 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:26:35" (1/1) ... [2021-12-21 15:26:35,807 INFO L137 Inliner]: procedures = 163, calls = 21, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 71 [2021-12-21 15:26:35,808 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-21 15:26:35,809 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-21 15:26:35,809 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-21 15:26:35,809 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-21 15:26:35,815 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:26:35" (1/1) ... [2021-12-21 15:26:35,816 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:26:35" (1/1) ... [2021-12-21 15:26:35,820 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:26:35" (1/1) ... [2021-12-21 15:26:35,820 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:26:35" (1/1) ... [2021-12-21 15:26:35,825 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:26:35" (1/1) ... [2021-12-21 15:26:35,834 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:26:35" (1/1) ... [2021-12-21 15:26:35,835 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:26:35" (1/1) ... [2021-12-21 15:26:35,837 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-21 15:26:35,837 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-21 15:26:35,838 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-21 15:26:35,838 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-21 15:26:35,839 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:26:35" (1/1) ... [2021-12-21 15:26:35,844 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 15:26:35,853 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 15:26:35,863 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-21 15:26:35,864 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-21 15:26:35,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-21 15:26:35,886 INFO L130 BoogieDeclarations]: Found specification of procedure setThread [2021-12-21 15:26:35,887 INFO L138 BoogieDeclarations]: Found implementation of procedure setThread [2021-12-21 15:26:35,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-21 15:26:35,887 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-12-21 15:26:35,887 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-21 15:26:35,887 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-21 15:26:35,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-21 15:26:35,887 INFO L130 BoogieDeclarations]: Found specification of procedure checkThread [2021-12-21 15:26:35,887 INFO L138 BoogieDeclarations]: Found implementation of procedure checkThread [2021-12-21 15:26:35,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-21 15:26:35,893 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-12-21 15:26:35,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-21 15:26:35,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-21 15:26:35,894 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-12-21 15:26:35,964 INFO L234 CfgBuilder]: Building ICFG [2021-12-21 15:26:35,973 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-21 15:26:36,114 INFO L275 CfgBuilder]: Performing block encoding [2021-12-21 15:26:36,119 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-21 15:26:36,119 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-12-21 15:26:36,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 03:26:36 BoogieIcfgContainer [2021-12-21 15:26:36,123 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-21 15:26:36,124 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-21 15:26:36,124 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-21 15:26:36,127 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-21 15:26:36,127 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.12 03:26:35" (1/3) ... [2021-12-21 15:26:36,127 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14882041 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 03:26:36, skipping insertion in model container [2021-12-21 15:26:36,127 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:26:35" (2/3) ... [2021-12-21 15:26:36,128 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14882041 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 03:26:36, skipping insertion in model container [2021-12-21 15:26:36,128 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 03:26:36" (3/3) ... [2021-12-21 15:26:36,129 INFO L111 eAbstractionObserver]: Analyzing ICFG reorder_c11_good-20.i [2021-12-21 15:26:36,132 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-12-21 15:26:36,132 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-21 15:26:36,132 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-21 15:26:36,132 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-12-21 15:26:36,158 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of1ForFork0_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,159 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of1ForFork0_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,159 WARN L322 ript$VariableManager]: TermVariabe setThreadThread1of1ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,159 WARN L322 ript$VariableManager]: TermVariabe setThreadThread1of1ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,159 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of1ForFork0_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,159 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of1ForFork0_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,159 WARN L322 ript$VariableManager]: TermVariabe setThreadThread1of1ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,159 WARN L322 ript$VariableManager]: TermVariabe setThreadThread1of1ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,160 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,160 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,160 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,160 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,160 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of1ForFork1_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,160 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of1ForFork1_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,161 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread1of1ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,161 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread1of1ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,161 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of1ForFork1_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,161 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of1ForFork1_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,161 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread1of1ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,161 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread1of1ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,161 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,161 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,162 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,162 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,164 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,164 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,164 WARN L322 ript$VariableManager]: TermVariabe setThreadThread1of1ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,164 WARN L322 ript$VariableManager]: TermVariabe setThreadThread1of1ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,166 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,166 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,166 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread1of1ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,166 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread1of1ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,170 INFO L148 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-12-21 15:26:36,214 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-21 15:26:36,219 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-21 15:26:36,219 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-12-21 15:26:36,238 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 87 places, 91 transitions, 204 flow [2021-12-21 15:26:36,304 INFO L129 PetriNetUnfolder]: 24/202 cut-off events. [2021-12-21 15:26:36,304 INFO L130 PetriNetUnfolder]: For 8/8 co-relation queries the response was YES. [2021-12-21 15:26:36,308 INFO L84 FinitePrefix]: Finished finitePrefix Result has 222 conditions, 202 events. 24/202 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 623 event pairs, 0 based on Foata normal form. 0/170 useless extension candidates. Maximal degree in co-relation 105. Up to 8 conditions per place. [2021-12-21 15:26:36,308 INFO L82 GeneralOperation]: Start removeDead. Operand has 87 places, 91 transitions, 204 flow [2021-12-21 15:26:36,314 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 87 places, 89 transitions, 194 flow [2021-12-21 15:26:36,337 INFO L129 PetriNetUnfolder]: 4/63 cut-off events. [2021-12-21 15:26:36,337 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-12-21 15:26:36,337 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-21 15:26:36,338 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 15:26:36,338 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting checkThreadErr0ASSERT_VIOLATIONERROR_FUNCTION === [checkThreadErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, checkThreadErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 15:26:36,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 15:26:36,344 INFO L85 PathProgramCache]: Analyzing trace with hash 1384871672, now seen corresponding path program 1 times [2021-12-21 15:26:36,353 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 15:26:36,354 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [794336038] [2021-12-21 15:26:36,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 15:26:36,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 15:26:36,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:26:36,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 15:26:36,527 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 15:26:36,527 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [794336038] [2021-12-21 15:26:36,528 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [794336038] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 15:26:36,528 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 15:26:36,528 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-21 15:26:36,529 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647702085] [2021-12-21 15:26:36,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 15:26:36,536 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-12-21 15:26:36,536 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 15:26:36,559 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-12-21 15:26:36,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-21 15:26:36,565 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 78 out of 91 [2021-12-21 15:26:36,567 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 87 places, 89 transitions, 194 flow. Second operand has 2 states, 2 states have (on average 79.5) internal successors, (159), 2 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:26:36,568 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-21 15:26:36,568 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 78 of 91 [2021-12-21 15:26:36,569 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-21 15:26:36,600 INFO L129 PetriNetUnfolder]: 4/168 cut-off events. [2021-12-21 15:26:36,601 INFO L130 PetriNetUnfolder]: For 15/15 co-relation queries the response was YES. [2021-12-21 15:26:36,601 INFO L84 FinitePrefix]: Finished finitePrefix Result has 192 conditions, 168 events. 4/168 cut-off events. For 15/15 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 521 event pairs, 0 based on Foata normal form. 18/172 useless extension candidates. Maximal degree in co-relation 104. Up to 8 conditions per place. [2021-12-21 15:26:36,602 INFO L132 encePairwiseOnDemand]: 86/91 looper letters, 2 selfloop transitions, 0 changer transitions 26/81 dead transitions. [2021-12-21 15:26:36,602 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 85 places, 81 transitions, 186 flow [2021-12-21 15:26:36,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-21 15:26:36,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-12-21 15:26:36,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 165 transitions. [2021-12-21 15:26:36,615 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9065934065934066 [2021-12-21 15:26:36,616 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 165 transitions. [2021-12-21 15:26:36,619 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 165 transitions. [2021-12-21 15:26:36,620 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-21 15:26:36,622 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 165 transitions. [2021-12-21 15:26:36,624 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 82.5) internal successors, (165), 2 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:26:36,626 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 91.0) internal successors, (273), 3 states have internal predecessors, (273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:26:36,627 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 91.0) internal successors, (273), 3 states have internal predecessors, (273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:26:36,628 INFO L186 Difference]: Start difference. First operand has 87 places, 89 transitions, 194 flow. Second operand 2 states and 165 transitions. [2021-12-21 15:26:36,629 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 85 places, 81 transitions, 186 flow [2021-12-21 15:26:36,631 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 85 places, 81 transitions, 186 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-12-21 15:26:36,633 INFO L242 Difference]: Finished difference. Result has 85 places, 55 transitions, 120 flow [2021-12-21 15:26:36,652 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=178, PETRI_DIFFERENCE_MINUEND_PLACES=84, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=81, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=81, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=120, PETRI_PLACES=85, PETRI_TRANSITIONS=55} [2021-12-21 15:26:36,655 INFO L334 CegarLoopForPetriNet]: 87 programPoint places, -2 predicate places. [2021-12-21 15:26:36,656 INFO L470 AbstractCegarLoop]: Abstraction has has 85 places, 55 transitions, 120 flow [2021-12-21 15:26:36,656 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 79.5) internal successors, (159), 2 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:26:36,656 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-21 15:26:36,656 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 15:26:36,656 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-21 15:26:36,657 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1INUSE_VIOLATION === [checkThreadErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, checkThreadErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 15:26:36,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 15:26:36,658 INFO L85 PathProgramCache]: Analyzing trace with hash 1644059886, now seen corresponding path program 1 times [2021-12-21 15:26:36,658 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 15:26:36,658 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [865359954] [2021-12-21 15:26:36,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 15:26:36,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 15:26:36,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 15:26:36,717 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-21 15:26:36,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 15:26:36,745 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-21 15:26:36,747 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-21 15:26:36,748 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1INUSE_VIOLATION (3 of 4 remaining) [2021-12-21 15:26:36,749 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location checkThreadErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 4 remaining) [2021-12-21 15:26:36,750 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 4 remaining) [2021-12-21 15:26:36,750 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location checkThreadErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 4 remaining) [2021-12-21 15:26:36,750 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-21 15:26:36,753 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2021-12-21 15:26:36,754 WARN L234 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-12-21 15:26:36,754 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-12-21 15:26:36,764 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of2ForFork0_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,765 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of2ForFork0_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,765 WARN L322 ript$VariableManager]: TermVariabe setThreadThread1of2ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,765 WARN L322 ript$VariableManager]: TermVariabe setThreadThread1of2ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,765 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of2ForFork0_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,765 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of2ForFork0_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,765 WARN L322 ript$VariableManager]: TermVariabe setThreadThread1of2ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,765 WARN L322 ript$VariableManager]: TermVariabe setThreadThread1of2ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,766 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,766 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,766 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,766 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,766 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of2ForFork0_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,767 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of2ForFork0_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,767 WARN L322 ript$VariableManager]: TermVariabe setThreadThread2of2ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,767 WARN L322 ript$VariableManager]: TermVariabe setThreadThread2of2ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,767 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of2ForFork0_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,767 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of2ForFork0_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,767 WARN L322 ript$VariableManager]: TermVariabe setThreadThread2of2ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,767 WARN L322 ript$VariableManager]: TermVariabe setThreadThread2of2ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,768 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,768 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,768 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,768 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,769 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of2ForFork1_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,769 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of2ForFork1_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,769 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread1of2ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,769 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread1of2ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,769 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of2ForFork1_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,769 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of2ForFork1_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,769 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread1of2ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,770 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread1of2ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,770 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,770 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,770 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,770 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,771 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of2ForFork1_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,771 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of2ForFork1_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,771 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread2of2ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,771 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread2of2ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,771 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of2ForFork1_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,771 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of2ForFork1_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,771 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread2of2ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,772 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread2of2ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,772 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,772 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,772 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,772 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,773 WARN L322 ript$VariableManager]: TermVariabe setThreadThread1of2ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,773 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,773 WARN L322 ript$VariableManager]: TermVariabe setThreadThread1of2ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,773 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,774 WARN L322 ript$VariableManager]: TermVariabe setThreadThread2of2ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,774 WARN L322 ript$VariableManager]: TermVariabe setThreadThread2of2ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,774 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,774 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,774 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,774 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread1of2ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,775 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread1of2ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,775 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,775 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,775 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread2of2ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,775 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,775 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread2of2ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:36,788 INFO L148 ThreadInstanceAdder]: Constructed 8 joinOtherThreadTransitions. [2021-12-21 15:26:36,792 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-21 15:26:36,793 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-21 15:26:36,793 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-12-21 15:26:36,798 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 105 places, 110 transitions, 268 flow [2021-12-21 15:26:36,854 INFO L129 PetriNetUnfolder]: 107/656 cut-off events. [2021-12-21 15:26:36,855 INFO L130 PetriNetUnfolder]: For 72/72 co-relation queries the response was YES. [2021-12-21 15:26:36,860 INFO L84 FinitePrefix]: Finished finitePrefix Result has 753 conditions, 656 events. 107/656 cut-off events. For 72/72 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 3158 event pairs, 2 based on Foata normal form. 0/556 useless extension candidates. Maximal degree in co-relation 395. Up to 32 conditions per place. [2021-12-21 15:26:36,860 INFO L82 GeneralOperation]: Start removeDead. Operand has 105 places, 110 transitions, 268 flow [2021-12-21 15:26:36,863 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 105 places, 110 transitions, 268 flow [2021-12-21 15:26:36,867 INFO L129 PetriNetUnfolder]: 5/65 cut-off events. [2021-12-21 15:26:36,867 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-12-21 15:26:36,867 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-21 15:26:36,867 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 15:26:36,868 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting checkThreadErr0ASSERT_VIOLATIONERROR_FUNCTION === [checkThreadErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, checkThreadErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-21 15:26:36,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 15:26:36,868 INFO L85 PathProgramCache]: Analyzing trace with hash 1254997903, now seen corresponding path program 1 times [2021-12-21 15:26:36,868 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 15:26:36,869 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1426729534] [2021-12-21 15:26:36,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 15:26:36,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 15:26:36,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:26:36,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 15:26:36,915 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 15:26:36,915 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1426729534] [2021-12-21 15:26:36,915 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1426729534] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 15:26:36,915 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 15:26:36,916 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-21 15:26:36,916 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [686044732] [2021-12-21 15:26:36,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 15:26:36,916 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-12-21 15:26:36,916 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 15:26:36,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-12-21 15:26:36,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-21 15:26:36,918 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 88 out of 110 [2021-12-21 15:26:36,918 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 105 places, 110 transitions, 268 flow. Second operand has 2 states, 2 states have (on average 89.5) internal successors, (179), 2 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:26:36,918 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-21 15:26:36,918 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 88 of 110 [2021-12-21 15:26:36,918 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-21 15:26:36,974 INFO L129 PetriNetUnfolder]: 57/588 cut-off events. [2021-12-21 15:26:36,975 INFO L130 PetriNetUnfolder]: For 212/212 co-relation queries the response was YES. [2021-12-21 15:26:36,976 INFO L84 FinitePrefix]: Finished finitePrefix Result has 758 conditions, 588 events. 57/588 cut-off events. For 212/212 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 2981 event pairs, 1 based on Foata normal form. 81/625 useless extension candidates. Maximal degree in co-relation 384. Up to 73 conditions per place. [2021-12-21 15:26:36,977 INFO L132 encePairwiseOnDemand]: 104/110 looper letters, 4 selfloop transitions, 0 changer transitions 32/98 dead transitions. [2021-12-21 15:26:36,977 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 100 places, 98 transitions, 268 flow [2021-12-21 15:26:36,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-21 15:26:36,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-12-21 15:26:36,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 194 transitions. [2021-12-21 15:26:36,982 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8818181818181818 [2021-12-21 15:26:36,982 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 194 transitions. [2021-12-21 15:26:36,982 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 194 transitions. [2021-12-21 15:26:36,984 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-21 15:26:36,984 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 194 transitions. [2021-12-21 15:26:36,985 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 97.0) internal successors, (194), 2 states have internal predecessors, (194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:26:36,987 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 110.0) internal successors, (330), 3 states have internal predecessors, (330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:26:36,987 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 110.0) internal successors, (330), 3 states have internal predecessors, (330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:26:36,987 INFO L186 Difference]: Start difference. First operand has 105 places, 110 transitions, 268 flow. Second operand 2 states and 194 transitions. [2021-12-21 15:26:36,987 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 100 places, 98 transitions, 268 flow [2021-12-21 15:26:36,990 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 100 places, 98 transitions, 268 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-12-21 15:26:36,991 INFO L242 Difference]: Finished difference. Result has 100 places, 66 transitions, 156 flow [2021-12-21 15:26:36,991 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=110, PETRI_DIFFERENCE_MINUEND_FLOW=244, PETRI_DIFFERENCE_MINUEND_PLACES=99, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=98, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=98, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=156, PETRI_PLACES=100, PETRI_TRANSITIONS=66} [2021-12-21 15:26:36,992 INFO L334 CegarLoopForPetriNet]: 105 programPoint places, -5 predicate places. [2021-12-21 15:26:36,992 INFO L470 AbstractCegarLoop]: Abstraction has has 100 places, 66 transitions, 156 flow [2021-12-21 15:26:36,993 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 89.5) internal successors, (179), 2 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:26:36,993 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-21 15:26:36,993 INFO L254 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 15:26:36,993 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-21 15:26:36,993 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1INUSE_VIOLATION === [checkThreadErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, checkThreadErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-21 15:26:36,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 15:26:36,994 INFO L85 PathProgramCache]: Analyzing trace with hash 1114336808, now seen corresponding path program 1 times [2021-12-21 15:26:36,994 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 15:26:36,994 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850824289] [2021-12-21 15:26:36,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 15:26:36,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 15:26:37,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 15:26:37,035 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-21 15:26:37,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 15:26:37,055 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-21 15:26:37,055 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-21 15:26:37,056 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1INUSE_VIOLATION (4 of 5 remaining) [2021-12-21 15:26:37,056 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location checkThreadErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 5 remaining) [2021-12-21 15:26:37,057 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 5 remaining) [2021-12-21 15:26:37,057 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location checkThreadErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 5 remaining) [2021-12-21 15:26:37,057 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location checkThreadErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 5 remaining) [2021-12-21 15:26:37,057 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-21 15:26:37,058 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2021-12-21 15:26:37,058 WARN L234 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2021-12-21 15:26:37,058 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2021-12-21 15:26:37,076 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of3ForFork0_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,076 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of3ForFork0_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,076 WARN L322 ript$VariableManager]: TermVariabe setThreadThread1of3ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,076 WARN L322 ript$VariableManager]: TermVariabe setThreadThread1of3ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,076 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of3ForFork0_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,077 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of3ForFork0_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,077 WARN L322 ript$VariableManager]: TermVariabe setThreadThread1of3ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,077 WARN L322 ript$VariableManager]: TermVariabe setThreadThread1of3ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,077 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,077 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,077 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,078 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,078 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of3ForFork0_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,078 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of3ForFork0_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,078 WARN L322 ript$VariableManager]: TermVariabe setThreadThread2of3ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,078 WARN L322 ript$VariableManager]: TermVariabe setThreadThread2of3ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,078 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of3ForFork0_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,078 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of3ForFork0_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,079 WARN L322 ript$VariableManager]: TermVariabe setThreadThread2of3ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,079 WARN L322 ript$VariableManager]: TermVariabe setThreadThread2of3ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,079 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,079 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,079 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,079 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,079 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread3of3ForFork0_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,080 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread3of3ForFork0_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,080 WARN L322 ript$VariableManager]: TermVariabe setThreadThread3of3ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,080 WARN L322 ript$VariableManager]: TermVariabe setThreadThread3of3ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,080 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread3of3ForFork0_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,080 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread3of3ForFork0_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,080 WARN L322 ript$VariableManager]: TermVariabe setThreadThread3of3ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,080 WARN L322 ript$VariableManager]: TermVariabe setThreadThread3of3ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,081 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,081 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,081 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,081 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,081 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of3ForFork1_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,081 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of3ForFork1_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,081 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread1of3ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,082 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread1of3ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,082 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of3ForFork1_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,082 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of3ForFork1_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,082 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread1of3ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,082 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread1of3ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,083 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,083 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,087 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,087 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,087 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of3ForFork1_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,088 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of3ForFork1_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,088 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread2of3ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,088 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread2of3ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,088 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of3ForFork1_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,088 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of3ForFork1_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,088 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread2of3ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,088 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread2of3ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,089 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,089 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,089 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,089 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,089 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread3of3ForFork1_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,089 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread3of3ForFork1_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,089 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread3of3ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,090 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread3of3ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,090 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread3of3ForFork1_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,090 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread3of3ForFork1_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,091 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread3of3ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,093 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread3of3ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,093 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread3of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,101 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread3of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,101 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread3of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,101 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread3of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,102 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,103 WARN L322 ript$VariableManager]: TermVariabe setThreadThread1of3ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,103 WARN L322 ript$VariableManager]: TermVariabe setThreadThread1of3ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,103 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,103 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,103 WARN L322 ript$VariableManager]: TermVariabe setThreadThread2of3ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,104 WARN L322 ript$VariableManager]: TermVariabe setThreadThread2of3ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,104 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,104 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,104 WARN L322 ript$VariableManager]: TermVariabe setThreadThread3of3ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,104 WARN L322 ript$VariableManager]: TermVariabe setThreadThread3of3ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,104 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,105 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,105 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,105 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread1of3ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,105 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread1of3ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,105 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,106 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,106 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread2of3ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,106 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread2of3ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,106 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread3of3ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,106 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread3of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,106 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread3of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,106 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread3of3ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,111 INFO L148 ThreadInstanceAdder]: Constructed 12 joinOtherThreadTransitions. [2021-12-21 15:26:37,112 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-21 15:26:37,113 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-21 15:26:37,113 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-12-21 15:26:37,114 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 123 places, 129 transitions, 336 flow [2021-12-21 15:26:37,293 INFO L129 PetriNetUnfolder]: 496/2280 cut-off events. [2021-12-21 15:26:37,294 INFO L130 PetriNetUnfolder]: For 419/419 co-relation queries the response was YES. [2021-12-21 15:26:37,303 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2731 conditions, 2280 events. 496/2280 cut-off events. For 419/419 co-relation queries the response was YES. Maximal size of possible extension queue 44. Compared 15111 event pairs, 64 based on Foata normal form. 0/1960 useless extension candidates. Maximal degree in co-relation 1399. Up to 192 conditions per place. [2021-12-21 15:26:37,303 INFO L82 GeneralOperation]: Start removeDead. Operand has 123 places, 129 transitions, 336 flow [2021-12-21 15:26:37,313 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 123 places, 129 transitions, 336 flow [2021-12-21 15:26:37,318 INFO L129 PetriNetUnfolder]: 4/63 cut-off events. [2021-12-21 15:26:37,318 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-12-21 15:26:37,318 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-21 15:26:37,318 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 15:26:37,320 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting checkThreadErr0ASSERT_VIOLATIONERROR_FUNCTION === [checkThreadErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, checkThreadErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-12-21 15:26:37,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 15:26:37,320 INFO L85 PathProgramCache]: Analyzing trace with hash -1403195866, now seen corresponding path program 1 times [2021-12-21 15:26:37,320 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 15:26:37,321 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1261563700] [2021-12-21 15:26:37,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 15:26:37,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 15:26:37,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:26:37,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 15:26:37,363 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 15:26:37,363 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1261563700] [2021-12-21 15:26:37,363 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1261563700] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 15:26:37,363 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 15:26:37,363 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-21 15:26:37,364 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546821880] [2021-12-21 15:26:37,364 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 15:26:37,364 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-12-21 15:26:37,364 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 15:26:37,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-12-21 15:26:37,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-21 15:26:37,365 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 98 out of 129 [2021-12-21 15:26:37,365 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 123 places, 129 transitions, 336 flow. Second operand has 2 states, 2 states have (on average 99.5) internal successors, (199), 2 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:26:37,365 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-21 15:26:37,366 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 98 of 129 [2021-12-21 15:26:37,366 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-21 15:26:37,580 INFO L129 PetriNetUnfolder]: 336/2084 cut-off events. [2021-12-21 15:26:37,580 INFO L130 PetriNetUnfolder]: For 1217/1217 co-relation queries the response was YES. [2021-12-21 15:26:37,585 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2935 conditions, 2084 events. 336/2084 cut-off events. For 1217/1217 co-relation queries the response was YES. Maximal size of possible extension queue 43. Compared 14548 event pairs, 32 based on Foata normal form. 358/2294 useless extension candidates. Maximal degree in co-relation 1455. Up to 400 conditions per place. [2021-12-21 15:26:37,587 INFO L132 encePairwiseOnDemand]: 122/129 looper letters, 6 selfloop transitions, 0 changer transitions 36/113 dead transitions. [2021-12-21 15:26:37,587 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 115 places, 113 transitions, 340 flow [2021-12-21 15:26:37,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-21 15:26:37,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-12-21 15:26:37,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 221 transitions. [2021-12-21 15:26:37,589 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8565891472868217 [2021-12-21 15:26:37,589 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 221 transitions. [2021-12-21 15:26:37,589 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 221 transitions. [2021-12-21 15:26:37,589 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-21 15:26:37,590 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 221 transitions. [2021-12-21 15:26:37,590 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 110.5) internal successors, (221), 2 states have internal predecessors, (221), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:26:37,592 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 129.0) internal successors, (387), 3 states have internal predecessors, (387), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:26:37,592 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 129.0) internal successors, (387), 3 states have internal predecessors, (387), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:26:37,592 INFO L186 Difference]: Start difference. First operand has 123 places, 129 transitions, 336 flow. Second operand 2 states and 221 transitions. [2021-12-21 15:26:37,592 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 115 places, 113 transitions, 340 flow [2021-12-21 15:26:37,596 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 115 places, 113 transitions, 340 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-12-21 15:26:37,597 INFO L242 Difference]: Finished difference. Result has 115 places, 77 transitions, 196 flow [2021-12-21 15:26:37,598 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=129, PETRI_DIFFERENCE_MINUEND_FLOW=304, PETRI_DIFFERENCE_MINUEND_PLACES=114, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=113, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=113, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=196, PETRI_PLACES=115, PETRI_TRANSITIONS=77} [2021-12-21 15:26:37,599 INFO L334 CegarLoopForPetriNet]: 123 programPoint places, -8 predicate places. [2021-12-21 15:26:37,599 INFO L470 AbstractCegarLoop]: Abstraction has has 115 places, 77 transitions, 196 flow [2021-12-21 15:26:37,599 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 99.5) internal successors, (199), 2 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:26:37,600 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-21 15:26:37,600 INFO L254 CegarLoopForPetriNet]: trace histogram [4, 4, 4, 4, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 15:26:37,600 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-21 15:26:37,601 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [checkThreadErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, checkThreadErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-12-21 15:26:37,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 15:26:37,601 INFO L85 PathProgramCache]: Analyzing trace with hash -1345279344, now seen corresponding path program 1 times [2021-12-21 15:26:37,601 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 15:26:37,601 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [296539258] [2021-12-21 15:26:37,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 15:26:37,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 15:26:37,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 15:26:37,641 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-21 15:26:37,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 15:26:37,670 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-21 15:26:37,673 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-21 15:26:37,673 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION (5 of 6 remaining) [2021-12-21 15:26:37,673 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location checkThreadErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 6 remaining) [2021-12-21 15:26:37,674 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (3 of 6 remaining) [2021-12-21 15:26:37,674 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location checkThreadErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 6 remaining) [2021-12-21 15:26:37,674 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location checkThreadErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 6 remaining) [2021-12-21 15:26:37,674 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location checkThreadErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 6 remaining) [2021-12-21 15:26:37,674 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-21 15:26:37,675 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2021-12-21 15:26:37,675 WARN L234 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2021-12-21 15:26:37,675 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2021-12-21 15:26:37,706 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread3of4ForFork0_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,706 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread3of4ForFork0_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,707 WARN L322 ript$VariableManager]: TermVariabe setThreadThread3of4ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,707 WARN L322 ript$VariableManager]: TermVariabe setThreadThread3of4ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,707 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread3of4ForFork0_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,707 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread3of4ForFork0_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,707 WARN L322 ript$VariableManager]: TermVariabe setThreadThread3of4ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,707 WARN L322 ript$VariableManager]: TermVariabe setThreadThread3of4ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,707 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,708 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,708 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,708 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,708 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread4of4ForFork0_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,708 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread4of4ForFork0_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,708 WARN L322 ript$VariableManager]: TermVariabe setThreadThread4of4ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,708 WARN L322 ript$VariableManager]: TermVariabe setThreadThread4of4ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,708 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread4of4ForFork0_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,708 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread4of4ForFork0_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,709 WARN L322 ript$VariableManager]: TermVariabe setThreadThread4of4ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,709 WARN L322 ript$VariableManager]: TermVariabe setThreadThread4of4ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,709 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,709 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,709 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,709 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,709 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of4ForFork0_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,709 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of4ForFork0_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,710 WARN L322 ript$VariableManager]: TermVariabe setThreadThread2of4ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,710 WARN L322 ript$VariableManager]: TermVariabe setThreadThread2of4ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,710 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of4ForFork0_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,710 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of4ForFork0_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,710 WARN L322 ript$VariableManager]: TermVariabe setThreadThread2of4ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,710 WARN L322 ript$VariableManager]: TermVariabe setThreadThread2of4ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,710 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,710 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,711 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,711 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,711 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of4ForFork0_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,711 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of4ForFork0_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,711 WARN L322 ript$VariableManager]: TermVariabe setThreadThread1of4ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,711 WARN L322 ript$VariableManager]: TermVariabe setThreadThread1of4ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,711 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of4ForFork0_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,711 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of4ForFork0_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,711 WARN L322 ript$VariableManager]: TermVariabe setThreadThread1of4ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,712 WARN L322 ript$VariableManager]: TermVariabe setThreadThread1of4ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,712 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,712 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,712 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,712 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,712 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread4of4ForFork1_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,712 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread4of4ForFork1_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,713 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread4of4ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,713 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread4of4ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,713 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread4of4ForFork1_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,713 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread4of4ForFork1_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,713 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread4of4ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,713 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread4of4ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,713 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread4of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,713 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread4of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,713 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread4of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,714 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread4of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,714 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread3of4ForFork1_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,714 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread3of4ForFork1_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,714 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread3of4ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,714 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread3of4ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,714 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread3of4ForFork1_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,714 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread3of4ForFork1_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,714 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread3of4ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,715 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread3of4ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,715 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread3of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,715 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread3of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,718 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread3of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,718 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread3of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,718 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of4ForFork1_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,718 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of4ForFork1_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,719 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread2of4ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,719 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread2of4ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,719 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of4ForFork1_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,719 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of4ForFork1_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,719 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread2of4ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,719 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread2of4ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,719 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,719 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,719 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,720 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,720 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of4ForFork1_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,720 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of4ForFork1_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,720 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread1of4ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,720 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread1of4ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,720 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of4ForFork1_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,720 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of4ForFork1_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,720 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread1of4ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,720 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread1of4ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,721 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,721 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,721 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,721 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,721 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,726 WARN L322 ript$VariableManager]: TermVariabe setThreadThread1of4ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,726 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,726 WARN L322 ript$VariableManager]: TermVariabe setThreadThread1of4ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,726 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,727 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,727 WARN L322 ript$VariableManager]: TermVariabe setThreadThread2of4ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,727 WARN L322 ript$VariableManager]: TermVariabe setThreadThread2of4ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,727 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,727 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,727 WARN L322 ript$VariableManager]: TermVariabe setThreadThread3of4ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,727 WARN L322 ript$VariableManager]: TermVariabe setThreadThread3of4ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,728 WARN L322 ript$VariableManager]: TermVariabe setThreadThread4of4ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,728 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,729 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,729 WARN L322 ript$VariableManager]: TermVariabe setThreadThread4of4ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,729 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread1of4ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,731 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,732 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,732 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread1of4ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,732 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread2of4ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,732 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,732 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,732 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread2of4ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,733 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread3of4ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,733 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread3of4ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,733 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread3of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,733 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread3of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,733 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread4of4ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,733 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread4of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,734 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread4of4ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,734 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread4of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:37,739 INFO L148 ThreadInstanceAdder]: Constructed 16 joinOtherThreadTransitions. [2021-12-21 15:26:37,741 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-21 15:26:37,742 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-21 15:26:37,742 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-12-21 15:26:37,744 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 141 places, 148 transitions, 408 flow [2021-12-21 15:26:38,601 INFO L129 PetriNetUnfolder]: 2379/8746 cut-off events. [2021-12-21 15:26:38,602 INFO L130 PetriNetUnfolder]: For 2144/2144 co-relation queries the response was YES. [2021-12-21 15:26:38,649 INFO L84 FinitePrefix]: Finished finitePrefix Result has 10911 conditions, 8746 events. 2379/8746 cut-off events. For 2144/2144 co-relation queries the response was YES. Maximal size of possible extension queue 141. Compared 74794 event pairs, 626 based on Foata normal form. 0/7622 useless extension candidates. Maximal degree in co-relation 5388. Up to 1024 conditions per place. [2021-12-21 15:26:38,650 INFO L82 GeneralOperation]: Start removeDead. Operand has 141 places, 148 transitions, 408 flow [2021-12-21 15:26:38,690 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 141 places, 148 transitions, 408 flow [2021-12-21 15:26:38,694 INFO L129 PetriNetUnfolder]: 5/65 cut-off events. [2021-12-21 15:26:38,694 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-12-21 15:26:38,694 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-21 15:26:38,695 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 15:26:38,695 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting checkThreadErr0ASSERT_VIOLATIONERROR_FUNCTION === [checkThreadErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, checkThreadErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-12-21 15:26:38,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 15:26:38,695 INFO L85 PathProgramCache]: Analyzing trace with hash 1803735284, now seen corresponding path program 1 times [2021-12-21 15:26:38,695 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 15:26:38,696 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2121097052] [2021-12-21 15:26:38,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 15:26:38,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 15:26:38,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:26:38,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 15:26:38,735 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 15:26:38,736 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2121097052] [2021-12-21 15:26:38,736 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2121097052] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 15:26:38,737 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 15:26:38,737 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 15:26:38,737 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1574682341] [2021-12-21 15:26:38,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 15:26:38,737 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 15:26:38,737 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 15:26:38,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 15:26:38,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 15:26:38,740 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 83 out of 148 [2021-12-21 15:26:38,740 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 141 places, 148 transitions, 408 flow. Second operand has 3 states, 3 states have (on average 85.66666666666667) internal successors, (257), 3 states have internal predecessors, (257), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:26:38,740 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-21 15:26:38,740 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 83 of 148 [2021-12-21 15:26:38,740 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-21 15:26:40,036 INFO L129 PetriNetUnfolder]: 2570/10329 cut-off events. [2021-12-21 15:26:40,037 INFO L130 PetriNetUnfolder]: For 3152/3152 co-relation queries the response was YES. [2021-12-21 15:26:40,065 INFO L84 FinitePrefix]: Finished finitePrefix Result has 20596 conditions, 10329 events. 2570/10329 cut-off events. For 3152/3152 co-relation queries the response was YES. Maximal size of possible extension queue 248. Compared 102346 event pairs, 152 based on Foata normal form. 8872/18679 useless extension candidates. Maximal degree in co-relation 9974. Up to 4843 conditions per place. [2021-12-21 15:26:40,075 INFO L132 encePairwiseOnDemand]: 128/148 looper letters, 24 selfloop transitions, 4 changer transitions 64/160 dead transitions. [2021-12-21 15:26:40,076 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 131 places, 160 transitions, 642 flow [2021-12-21 15:26:40,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 15:26:40,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-12-21 15:26:40,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 350 transitions. [2021-12-21 15:26:40,078 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7882882882882883 [2021-12-21 15:26:40,078 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 350 transitions. [2021-12-21 15:26:40,078 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 350 transitions. [2021-12-21 15:26:40,078 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-21 15:26:40,078 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 350 transitions. [2021-12-21 15:26:40,079 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 116.66666666666667) internal successors, (350), 3 states have internal predecessors, (350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:26:40,081 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 148.0) internal successors, (592), 4 states have internal predecessors, (592), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:26:40,082 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 148.0) internal successors, (592), 4 states have internal predecessors, (592), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:26:40,082 INFO L186 Difference]: Start difference. First operand has 141 places, 148 transitions, 408 flow. Second operand 3 states and 350 transitions. [2021-12-21 15:26:40,082 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 131 places, 160 transitions, 642 flow [2021-12-21 15:26:40,090 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 131 places, 160 transitions, 642 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-12-21 15:26:40,094 INFO L242 Difference]: Finished difference. Result has 132 places, 90 transitions, 262 flow [2021-12-21 15:26:40,094 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=148, PETRI_DIFFERENCE_MINUEND_FLOW=368, PETRI_DIFFERENCE_MINUEND_PLACES=129, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=128, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=124, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=262, PETRI_PLACES=132, PETRI_TRANSITIONS=90} [2021-12-21 15:26:40,096 INFO L334 CegarLoopForPetriNet]: 141 programPoint places, -9 predicate places. [2021-12-21 15:26:40,096 INFO L470 AbstractCegarLoop]: Abstraction has has 132 places, 90 transitions, 262 flow [2021-12-21 15:26:40,097 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 85.66666666666667) internal successors, (257), 3 states have internal predecessors, (257), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:26:40,097 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-21 15:26:40,097 INFO L254 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 15:26:40,097 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-21 15:26:40,097 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1INUSE_VIOLATION === [checkThreadErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, checkThreadErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-12-21 15:26:40,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 15:26:40,098 INFO L85 PathProgramCache]: Analyzing trace with hash 160100486, now seen corresponding path program 1 times [2021-12-21 15:26:40,098 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 15:26:40,098 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1122709696] [2021-12-21 15:26:40,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 15:26:40,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 15:26:40,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 15:26:40,125 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-21 15:26:40,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 15:26:40,151 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-21 15:26:40,151 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-21 15:26:40,151 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1INUSE_VIOLATION (6 of 7 remaining) [2021-12-21 15:26:40,151 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location checkThreadErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 7 remaining) [2021-12-21 15:26:40,152 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (4 of 7 remaining) [2021-12-21 15:26:40,152 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location checkThreadErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 7 remaining) [2021-12-21 15:26:40,152 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location checkThreadErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 7 remaining) [2021-12-21 15:26:40,152 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location checkThreadErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 7 remaining) [2021-12-21 15:26:40,152 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location checkThreadErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 7 remaining) [2021-12-21 15:26:40,152 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-21 15:26:40,155 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2021-12-21 15:26:40,155 WARN L234 ceAbstractionStarter]: 4 thread instances were not sufficient, I will increase this number and restart the analysis [2021-12-21 15:26:40,156 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 5 thread instances. [2021-12-21 15:26:40,173 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread5of5ForFork0_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,173 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread5of5ForFork0_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,173 WARN L322 ript$VariableManager]: TermVariabe setThreadThread5of5ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,173 WARN L322 ript$VariableManager]: TermVariabe setThreadThread5of5ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,174 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread5of5ForFork0_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,174 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread5of5ForFork0_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,174 WARN L322 ript$VariableManager]: TermVariabe setThreadThread5of5ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,174 WARN L322 ript$VariableManager]: TermVariabe setThreadThread5of5ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,174 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,174 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,174 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,174 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,175 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of5ForFork0_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,175 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of5ForFork0_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,175 WARN L322 ript$VariableManager]: TermVariabe setThreadThread1of5ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,175 WARN L322 ript$VariableManager]: TermVariabe setThreadThread1of5ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,175 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of5ForFork0_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,175 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of5ForFork0_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,175 WARN L322 ript$VariableManager]: TermVariabe setThreadThread1of5ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,175 WARN L322 ript$VariableManager]: TermVariabe setThreadThread1of5ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,176 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,176 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,176 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,176 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,176 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread3of5ForFork0_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,176 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread3of5ForFork0_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,177 WARN L322 ript$VariableManager]: TermVariabe setThreadThread3of5ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,177 WARN L322 ript$VariableManager]: TermVariabe setThreadThread3of5ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,177 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread3of5ForFork0_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,177 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread3of5ForFork0_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,177 WARN L322 ript$VariableManager]: TermVariabe setThreadThread3of5ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,177 WARN L322 ript$VariableManager]: TermVariabe setThreadThread3of5ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,177 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,177 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,178 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,178 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,178 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread4of5ForFork0_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,178 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread4of5ForFork0_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,178 WARN L322 ript$VariableManager]: TermVariabe setThreadThread4of5ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,178 WARN L322 ript$VariableManager]: TermVariabe setThreadThread4of5ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,178 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread4of5ForFork0_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,178 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread4of5ForFork0_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,178 WARN L322 ript$VariableManager]: TermVariabe setThreadThread4of5ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,178 WARN L322 ript$VariableManager]: TermVariabe setThreadThread4of5ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,179 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,179 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,179 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,179 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,179 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of5ForFork0_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,180 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of5ForFork0_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,180 WARN L322 ript$VariableManager]: TermVariabe setThreadThread2of5ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,180 WARN L322 ript$VariableManager]: TermVariabe setThreadThread2of5ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,180 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of5ForFork0_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,180 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of5ForFork0_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,180 WARN L322 ript$VariableManager]: TermVariabe setThreadThread2of5ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,180 WARN L322 ript$VariableManager]: TermVariabe setThreadThread2of5ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,180 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,180 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,181 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,181 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,181 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread3of5ForFork1_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,181 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread3of5ForFork1_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,181 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread3of5ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,181 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread3of5ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,181 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread3of5ForFork1_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,181 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread3of5ForFork1_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,181 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread3of5ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,182 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread3of5ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,182 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread3of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,182 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread3of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,182 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread3of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,182 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread3of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,183 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread4of5ForFork1_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,183 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread4of5ForFork1_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,183 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread4of5ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,183 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread4of5ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,183 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread4of5ForFork1_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,183 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread4of5ForFork1_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,183 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread4of5ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,183 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread4of5ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,183 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread4of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,183 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread4of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,184 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread4of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,184 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread4of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,184 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of5ForFork1_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,184 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of5ForFork1_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,184 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread1of5ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,184 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread1of5ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,185 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of5ForFork1_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,185 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of5ForFork1_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,185 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread1of5ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,185 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread1of5ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,185 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,185 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,185 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,185 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,185 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of5ForFork1_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,186 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of5ForFork1_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,186 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread2of5ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,186 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread2of5ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,186 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of5ForFork1_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,186 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of5ForFork1_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,186 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread2of5ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,186 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread2of5ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,186 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,186 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,186 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,187 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,187 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread5of5ForFork1_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,187 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread5of5ForFork1_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,187 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread5of5ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,187 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread5of5ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,187 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread5of5ForFork1_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,187 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread5of5ForFork1_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,187 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread5of5ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,187 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread5of5ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,188 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread5of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,188 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread5of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,188 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread5of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,188 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread5of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,188 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,189 WARN L322 ript$VariableManager]: TermVariabe setThreadThread1of5ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,189 WARN L322 ript$VariableManager]: TermVariabe setThreadThread1of5ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,189 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,189 WARN L322 ript$VariableManager]: TermVariabe setThreadThread2of5ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,189 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,189 WARN L322 ript$VariableManager]: TermVariabe setThreadThread2of5ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,190 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,191 WARN L322 ript$VariableManager]: TermVariabe setThreadThread3of5ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,191 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,191 WARN L322 ript$VariableManager]: TermVariabe setThreadThread3of5ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,191 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,192 WARN L322 ript$VariableManager]: TermVariabe setThreadThread4of5ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,192 WARN L322 ript$VariableManager]: TermVariabe setThreadThread4of5ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,192 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,192 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,193 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,193 WARN L322 ript$VariableManager]: TermVariabe setThreadThread5of5ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,193 WARN L322 ript$VariableManager]: TermVariabe setThreadThread5of5ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,193 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,194 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread1of5ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,194 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,194 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread1of5ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,194 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,194 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread2of5ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,194 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,194 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread2of5ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,194 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,195 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread3of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,195 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread3of5ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,195 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread3of5ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,195 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread3of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,196 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread4of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,196 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread4of5ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,196 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread4of5ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,196 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread4of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,196 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread5of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,196 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread5of5ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,197 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread5of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,198 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread5of5ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:40,220 INFO L148 ThreadInstanceAdder]: Constructed 20 joinOtherThreadTransitions. [2021-12-21 15:26:40,224 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-21 15:26:40,224 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-21 15:26:40,225 INFO L340 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2021-12-21 15:26:40,227 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 159 places, 167 transitions, 484 flow [2021-12-21 15:26:44,031 INFO L129 PetriNetUnfolder]: 11372/35606 cut-off events. [2021-12-21 15:26:44,032 INFO L130 PetriNetUnfolder]: For 10450/10450 co-relation queries the response was YES. [2021-12-21 15:26:44,333 INFO L84 FinitePrefix]: Finished finitePrefix Result has 46032 conditions, 35606 events. 11372/35606 cut-off events. For 10450/10450 co-relation queries the response was YES. Maximal size of possible extension queue 515. Compared 380540 event pairs, 4296 based on Foata normal form. 0/31366 useless extension candidates. Maximal degree in co-relation 22301. Up to 5120 conditions per place. [2021-12-21 15:26:44,334 INFO L82 GeneralOperation]: Start removeDead. Operand has 159 places, 167 transitions, 484 flow [2021-12-21 15:26:44,507 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 159 places, 167 transitions, 484 flow [2021-12-21 15:26:44,513 INFO L129 PetriNetUnfolder]: 4/62 cut-off events. [2021-12-21 15:26:44,513 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-12-21 15:26:44,514 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-21 15:26:44,514 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 15:26:44,514 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting checkThreadErr0ASSERT_VIOLATIONERROR_FUNCTION === [checkThreadErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, checkThreadErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-12-21 15:26:44,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 15:26:44,514 INFO L85 PathProgramCache]: Analyzing trace with hash -1616139133, now seen corresponding path program 1 times [2021-12-21 15:26:44,514 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 15:26:44,515 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [953281448] [2021-12-21 15:26:44,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 15:26:44,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 15:26:44,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:26:44,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 15:26:44,542 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 15:26:44,542 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [953281448] [2021-12-21 15:26:44,542 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [953281448] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 15:26:44,542 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 15:26:44,543 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 15:26:44,543 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2121744904] [2021-12-21 15:26:44,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 15:26:44,543 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 15:26:44,543 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 15:26:44,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 15:26:44,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 15:26:44,545 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 93 out of 167 [2021-12-21 15:26:44,545 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 159 places, 167 transitions, 484 flow. Second operand has 3 states, 3 states have (on average 95.66666666666667) internal successors, (287), 3 states have internal predecessors, (287), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:26:44,545 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-21 15:26:44,546 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 93 of 167 [2021-12-21 15:26:44,546 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-21 15:26:49,519 INFO L129 PetriNetUnfolder]: 13354/43665 cut-off events. [2021-12-21 15:26:49,519 INFO L130 PetriNetUnfolder]: For 15570/15570 co-relation queries the response was YES. [2021-12-21 15:26:49,787 INFO L84 FinitePrefix]: Finished finitePrefix Result has 90314 conditions, 43665 events. 13354/43665 cut-off events. For 15570/15570 co-relation queries the response was YES. Maximal size of possible extension queue 770. Compared 509292 event pairs, 1312 based on Foata normal form. 44070/85669 useless extension candidates. Maximal degree in co-relation 43352. Up to 21516 conditions per place. [2021-12-21 15:26:49,810 INFO L132 encePairwiseOnDemand]: 146/167 looper letters, 26 selfloop transitions, 4 changer transitions 72/179 dead transitions. [2021-12-21 15:26:49,811 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 146 places, 179 transitions, 750 flow [2021-12-21 15:26:49,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 15:26:49,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-12-21 15:26:49,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 392 transitions. [2021-12-21 15:26:49,813 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.782435129740519 [2021-12-21 15:26:49,813 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 392 transitions. [2021-12-21 15:26:49,813 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 392 transitions. [2021-12-21 15:26:49,815 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-21 15:26:49,815 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 392 transitions. [2021-12-21 15:26:49,816 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 130.66666666666666) internal successors, (392), 3 states have internal predecessors, (392), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:26:49,817 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 167.0) internal successors, (668), 4 states have internal predecessors, (668), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:26:49,817 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 167.0) internal successors, (668), 4 states have internal predecessors, (668), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:26:49,817 INFO L186 Difference]: Start difference. First operand has 159 places, 167 transitions, 484 flow. Second operand 3 states and 392 transitions. [2021-12-21 15:26:49,817 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 146 places, 179 transitions, 750 flow [2021-12-21 15:26:49,825 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 146 places, 179 transitions, 750 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-12-21 15:26:49,829 INFO L242 Difference]: Finished difference. Result has 147 places, 101 transitions, 310 flow [2021-12-21 15:26:49,830 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=167, PETRI_DIFFERENCE_MINUEND_FLOW=436, PETRI_DIFFERENCE_MINUEND_PLACES=144, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=143, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=139, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=310, PETRI_PLACES=147, PETRI_TRANSITIONS=101} [2021-12-21 15:26:49,831 INFO L334 CegarLoopForPetriNet]: 159 programPoint places, -12 predicate places. [2021-12-21 15:26:49,831 INFO L470 AbstractCegarLoop]: Abstraction has has 147 places, 101 transitions, 310 flow [2021-12-21 15:26:49,831 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 95.66666666666667) internal successors, (287), 3 states have internal predecessors, (287), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:26:49,831 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-21 15:26:49,832 INFO L254 CegarLoopForPetriNet]: trace histogram [6, 6, 6, 6, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 15:26:49,832 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-21 15:26:49,832 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [checkThreadErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, checkThreadErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-12-21 15:26:49,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 15:26:49,832 INFO L85 PathProgramCache]: Analyzing trace with hash -1568276886, now seen corresponding path program 1 times [2021-12-21 15:26:49,832 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 15:26:49,834 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1406449789] [2021-12-21 15:26:49,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 15:26:49,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 15:26:49,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 15:26:49,849 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-21 15:26:49,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 15:26:49,873 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-21 15:26:49,873 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-21 15:26:49,873 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION (7 of 8 remaining) [2021-12-21 15:26:49,874 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location checkThreadErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 8 remaining) [2021-12-21 15:26:49,874 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (5 of 8 remaining) [2021-12-21 15:26:49,874 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location checkThreadErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 8 remaining) [2021-12-21 15:26:49,874 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location checkThreadErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 8 remaining) [2021-12-21 15:26:49,874 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location checkThreadErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 8 remaining) [2021-12-21 15:26:49,874 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location checkThreadErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 8 remaining) [2021-12-21 15:26:49,874 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location checkThreadErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 8 remaining) [2021-12-21 15:26:49,875 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-12-21 15:26:49,875 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2021-12-21 15:26:49,876 WARN L234 ceAbstractionStarter]: 5 thread instances were not sufficient, I will increase this number and restart the analysis [2021-12-21 15:26:49,876 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 6 thread instances. [2021-12-21 15:26:49,892 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread4of6ForFork0_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,892 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread4of6ForFork0_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,892 WARN L322 ript$VariableManager]: TermVariabe setThreadThread4of6ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,892 WARN L322 ript$VariableManager]: TermVariabe setThreadThread4of6ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,893 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread4of6ForFork0_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,893 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread4of6ForFork0_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,893 WARN L322 ript$VariableManager]: TermVariabe setThreadThread4of6ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,893 WARN L322 ript$VariableManager]: TermVariabe setThreadThread4of6ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,893 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread4of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,893 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread4of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,893 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread4of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,893 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread4of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,893 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread3of6ForFork0_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,894 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread3of6ForFork0_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,894 WARN L322 ript$VariableManager]: TermVariabe setThreadThread3of6ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,894 WARN L322 ript$VariableManager]: TermVariabe setThreadThread3of6ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,894 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread3of6ForFork0_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,894 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread3of6ForFork0_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,894 WARN L322 ript$VariableManager]: TermVariabe setThreadThread3of6ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,894 WARN L322 ript$VariableManager]: TermVariabe setThreadThread3of6ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,894 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread3of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,894 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread3of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,894 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread3of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,895 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread3of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,895 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of6ForFork0_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,895 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of6ForFork0_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,895 WARN L322 ript$VariableManager]: TermVariabe setThreadThread1of6ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,895 WARN L322 ript$VariableManager]: TermVariabe setThreadThread1of6ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,895 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of6ForFork0_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,895 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of6ForFork0_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,895 WARN L322 ript$VariableManager]: TermVariabe setThreadThread1of6ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,895 WARN L322 ript$VariableManager]: TermVariabe setThreadThread1of6ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,896 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,896 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,896 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,896 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,896 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of6ForFork0_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,896 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of6ForFork0_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,896 WARN L322 ript$VariableManager]: TermVariabe setThreadThread2of6ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,896 WARN L322 ript$VariableManager]: TermVariabe setThreadThread2of6ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,896 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of6ForFork0_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,897 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of6ForFork0_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,897 WARN L322 ript$VariableManager]: TermVariabe setThreadThread2of6ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,897 WARN L322 ript$VariableManager]: TermVariabe setThreadThread2of6ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,897 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,897 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,897 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,897 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,897 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread5of6ForFork0_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,897 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread5of6ForFork0_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,897 WARN L322 ript$VariableManager]: TermVariabe setThreadThread5of6ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,898 WARN L322 ript$VariableManager]: TermVariabe setThreadThread5of6ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,898 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread5of6ForFork0_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,898 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread5of6ForFork0_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,898 WARN L322 ript$VariableManager]: TermVariabe setThreadThread5of6ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,898 WARN L322 ript$VariableManager]: TermVariabe setThreadThread5of6ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,898 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread5of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,898 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread5of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,898 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread5of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,898 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread5of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,899 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread6of6ForFork0_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,899 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread6of6ForFork0_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,899 WARN L322 ript$VariableManager]: TermVariabe setThreadThread6of6ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,899 WARN L322 ript$VariableManager]: TermVariabe setThreadThread6of6ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,900 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread6of6ForFork0_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,900 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread6of6ForFork0_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,900 WARN L322 ript$VariableManager]: TermVariabe setThreadThread6of6ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,900 WARN L322 ript$VariableManager]: TermVariabe setThreadThread6of6ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,900 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread6of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,900 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread6of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,900 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread6of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,900 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread6of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,901 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread5of6ForFork1_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,901 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread5of6ForFork1_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,901 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread5of6ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,901 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread5of6ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,901 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread5of6ForFork1_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,901 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread5of6ForFork1_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,901 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread5of6ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,901 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread5of6ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,901 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread5of6ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,901 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread5of6ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,902 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread5of6ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,902 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread5of6ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,902 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread6of6ForFork1_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,902 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread6of6ForFork1_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,903 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread6of6ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,903 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread6of6ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,903 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread6of6ForFork1_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,903 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread6of6ForFork1_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,903 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread6of6ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,903 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread6of6ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,903 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread6of6ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,903 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread6of6ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,903 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread6of6ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,903 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread6of6ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,905 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of6ForFork1_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,905 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of6ForFork1_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,905 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread1of6ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,905 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread1of6ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,905 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of6ForFork1_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,905 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of6ForFork1_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,905 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread1of6ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,905 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread1of6ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,905 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of6ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,906 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of6ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,906 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of6ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,906 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of6ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,906 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread4of6ForFork1_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,906 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread4of6ForFork1_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,906 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread4of6ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,906 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread4of6ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,906 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread4of6ForFork1_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,906 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread4of6ForFork1_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,907 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread4of6ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,907 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread4of6ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,907 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread4of6ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,907 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread4of6ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,907 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread4of6ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,907 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread4of6ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,907 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of6ForFork1_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,907 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of6ForFork1_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,907 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread2of6ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,907 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread2of6ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,908 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of6ForFork1_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,908 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of6ForFork1_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,908 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread2of6ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,908 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread2of6ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,908 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of6ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,908 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of6ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,908 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of6ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,908 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of6ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,908 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread3of6ForFork1_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,909 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread3of6ForFork1_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,909 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread3of6ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,909 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread3of6ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,909 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread3of6ForFork1_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,909 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread3of6ForFork1_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,909 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread3of6ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,909 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread3of6ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,909 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread3of6ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,909 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread3of6ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,909 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread3of6ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,910 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread3of6ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,910 WARN L322 ript$VariableManager]: TermVariabe setThreadThread1of6ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,910 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,910 WARN L322 ript$VariableManager]: TermVariabe setThreadThread1of6ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,910 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread1of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,911 WARN L322 ript$VariableManager]: TermVariabe setThreadThread2of6ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,911 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,911 WARN L322 ript$VariableManager]: TermVariabe setThreadThread2of6ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,911 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread2of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,911 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread3of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,911 WARN L322 ript$VariableManager]: TermVariabe setThreadThread3of6ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,912 WARN L322 ript$VariableManager]: TermVariabe setThreadThread3of6ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,912 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread3of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,912 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread4of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,912 WARN L322 ript$VariableManager]: TermVariabe setThreadThread4of6ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,912 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread4of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,912 WARN L322 ript$VariableManager]: TermVariabe setThreadThread4of6ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,913 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread5of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,913 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread5of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,913 WARN L322 ript$VariableManager]: TermVariabe setThreadThread5of6ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,913 WARN L322 ript$VariableManager]: TermVariabe setThreadThread5of6ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,913 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread6of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,913 WARN L322 ript$VariableManager]: TermVariabe |setThreadThread6of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,913 WARN L322 ript$VariableManager]: TermVariabe setThreadThread6of6ForFork0_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,914 WARN L322 ript$VariableManager]: TermVariabe setThreadThread6of6ForFork0_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,914 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of6ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,914 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread1of6ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,914 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread1of6ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,914 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread1of6ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,914 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of6ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,914 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread2of6ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,915 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread2of6ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,915 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread2of6ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,915 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread3of6ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,915 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread3of6ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,915 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread3of6ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,915 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread3of6ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,915 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread4of6ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,916 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread4of6ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,916 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread4of6ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,916 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread4of6ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,916 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread5of6ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,916 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread5of6ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,916 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread5of6ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,916 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread5of6ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,917 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread6of6ForFork1_~param.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,917 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread6of6ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,917 WARN L322 ript$VariableManager]: TermVariabe |checkThreadThread6of6ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,917 WARN L322 ript$VariableManager]: TermVariabe checkThreadThread6of6ForFork1_~param.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:26:49,924 INFO L148 ThreadInstanceAdder]: Constructed 24 joinOtherThreadTransitions. [2021-12-21 15:26:49,926 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-21 15:26:49,929 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-21 15:26:49,929 INFO L340 AbstractCegarLoop]: Starting to check reachability of 9 error locations. [2021-12-21 15:26:49,932 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 177 places, 186 transitions, 564 flow [2021-12-21 15:27:07,942 INFO L129 PetriNetUnfolder]: 53395/148524 cut-off events. [2021-12-21 15:27:07,942 INFO L130 PetriNetUnfolder]: For 49552/49552 co-relation queries the response was YES. [2021-12-21 15:27:10,530 INFO L84 FinitePrefix]: Finished finitePrefix Result has 197953 conditions, 148524 events. 53395/148524 cut-off events. For 49552/49552 co-relation queries the response was YES. Maximal size of possible extension queue 1969. Compared 1876028 event pairs, 24930 based on Foata normal form. 0/131944 useless extension candidates. Maximal degree in co-relation 95341. Up to 24576 conditions per place. [2021-12-21 15:27:10,530 INFO L82 GeneralOperation]: Start removeDead. Operand has 177 places, 186 transitions, 564 flow [2021-12-21 15:27:11,545 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 177 places, 186 transitions, 564 flow [2021-12-21 15:27:11,547 INFO L129 PetriNetUnfolder]: 6/69 cut-off events. [2021-12-21 15:27:11,547 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-12-21 15:27:11,548 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-21 15:27:11,548 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 15:27:11,549 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting checkThreadErr0ASSERT_VIOLATIONERROR_FUNCTION === [checkThreadErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, checkThreadErr0ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2021-12-21 15:27:11,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 15:27:11,549 INFO L85 PathProgramCache]: Analyzing trace with hash 1025608986, now seen corresponding path program 1 times [2021-12-21 15:27:11,549 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 15:27:11,549 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [757286922] [2021-12-21 15:27:11,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 15:27:11,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 15:27:11,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:27:11,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 15:27:11,572 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 15:27:11,572 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [757286922] [2021-12-21 15:27:11,572 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [757286922] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 15:27:11,572 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 15:27:11,572 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 15:27:11,572 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681382469] [2021-12-21 15:27:11,573 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 15:27:11,573 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 15:27:11,573 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 15:27:11,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 15:27:11,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 15:27:11,574 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 103 out of 186 [2021-12-21 15:27:11,574 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 177 places, 186 transitions, 564 flow. Second operand has 3 states, 3 states have (on average 105.66666666666667) internal successors, (317), 3 states have internal predecessors, (317), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:27:11,574 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-21 15:27:11,574 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 103 of 186 [2021-12-21 15:27:11,574 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand