./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/goblint-regression/28-race_reach_75-tricky_address2_racefree.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e19ca921 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/goblint-regression/28-race_reach_75-tricky_address2_racefree.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 3c0354ee6107efc04d15102ecf9eef73430e38e14b70f16419cd07cd733fd0df --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 13:38:46,154 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 13:38:46,156 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 13:38:46,190 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 13:38:46,191 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 13:38:46,193 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 13:38:46,194 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 13:38:46,196 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 13:38:46,198 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 13:38:46,202 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 13:38:46,202 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 13:38:46,204 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 13:38:46,204 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 13:38:46,206 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 13:38:46,207 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 13:38:46,209 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 13:38:46,210 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 13:38:46,210 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 13:38:46,212 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 13:38:46,216 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 13:38:46,217 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 13:38:46,218 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 13:38:46,219 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 13:38:46,219 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 13:38:46,224 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 13:38:46,224 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 13:38:46,225 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 13:38:46,226 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 13:38:46,226 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 13:38:46,227 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 13:38:46,227 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 13:38:46,228 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 13:38:46,229 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 13:38:46,230 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 13:38:46,230 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 13:38:46,231 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 13:38:46,231 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 13:38:46,231 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 13:38:46,231 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 13:38:46,232 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 13:38:46,233 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 13:38:46,233 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-22 13:38:46,257 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 13:38:46,258 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 13:38:46,258 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 13:38:46,258 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 13:38:46,259 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 13:38:46,259 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 13:38:46,260 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 13:38:46,260 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 13:38:46,260 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 13:38:46,260 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 13:38:46,261 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-22 13:38:46,261 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 13:38:46,261 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-22 13:38:46,275 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 13:38:46,275 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-22 13:38:46,275 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 13:38:46,276 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-22 13:38:46,276 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-22 13:38:46,276 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 13:38:46,276 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 13:38:46,276 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-22 13:38:46,276 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 13:38:46,277 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 13:38:46,277 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 13:38:46,277 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 13:38:46,277 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 13:38:46,277 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 13:38:46,277 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-22 13:38:46,278 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 13:38:46,278 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 13:38:46,278 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-22 13:38:46,278 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-22 13:38:46,278 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-22 13:38:46,278 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 13:38:46,279 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3c0354ee6107efc04d15102ecf9eef73430e38e14b70f16419cd07cd733fd0df [2021-12-22 13:38:46,475 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 13:38:46,493 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 13:38:46,494 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 13:38:46,495 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 13:38:46,495 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 13:38:46,496 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/goblint-regression/28-race_reach_75-tricky_address2_racefree.i [2021-12-22 13:38:46,544 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6757902c1/98fe2409b3f34ed581c7428d4ce541da/FLAG9201e531a [2021-12-22 13:38:46,968 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 13:38:46,968 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/goblint-regression/28-race_reach_75-tricky_address2_racefree.i [2021-12-22 13:38:46,991 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6757902c1/98fe2409b3f34ed581c7428d4ce541da/FLAG9201e531a [2021-12-22 13:38:46,999 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6757902c1/98fe2409b3f34ed581c7428d4ce541da [2021-12-22 13:38:47,002 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 13:38:47,003 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 13:38:47,005 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 13:38:47,006 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 13:38:47,008 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 13:38:47,009 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 01:38:47" (1/1) ... [2021-12-22 13:38:47,009 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3facfc8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:38:47, skipping insertion in model container [2021-12-22 13:38:47,009 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 01:38:47" (1/1) ... [2021-12-22 13:38:47,014 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 13:38:47,055 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 13:38:47,379 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/goblint-regression/28-race_reach_75-tricky_address2_racefree.i[41323,41336] [2021-12-22 13:38:47,407 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 13:38:47,416 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 13:38:47,445 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/goblint-regression/28-race_reach_75-tricky_address2_racefree.i[41323,41336] [2021-12-22 13:38:47,456 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 13:38:47,493 INFO L208 MainTranslator]: Completed translation [2021-12-22 13:38:47,494 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:38:47 WrapperNode [2021-12-22 13:38:47,494 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 13:38:47,494 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 13:38:47,495 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 13:38:47,495 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 13:38:47,499 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:38:47" (1/1) ... [2021-12-22 13:38:47,519 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:38:47" (1/1) ... [2021-12-22 13:38:47,548 INFO L137 Inliner]: procedures = 270, calls = 41, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 186 [2021-12-22 13:38:47,549 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 13:38:47,549 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 13:38:47,549 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 13:38:47,550 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 13:38:47,555 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:38:47" (1/1) ... [2021-12-22 13:38:47,555 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:38:47" (1/1) ... [2021-12-22 13:38:47,566 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:38:47" (1/1) ... [2021-12-22 13:38:47,566 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:38:47" (1/1) ... [2021-12-22 13:38:47,571 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:38:47" (1/1) ... [2021-12-22 13:38:47,574 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:38:47" (1/1) ... [2021-12-22 13:38:47,576 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:38:47" (1/1) ... [2021-12-22 13:38:47,582 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 13:38:47,583 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 13:38:47,583 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 13:38:47,583 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 13:38:47,588 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:38:47" (1/1) ... [2021-12-22 13:38:47,593 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 13:38:47,606 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 13:38:47,621 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) [2021-12-22 13:38:47,624 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 [2021-12-22 13:38:47,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-22 13:38:47,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-22 13:38:47,656 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-22 13:38:47,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-22 13:38:47,656 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-12-22 13:38:47,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-22 13:38:47,657 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-12-22 13:38:47,657 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-12-22 13:38:47,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-22 13:38:47,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 13:38:47,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 13:38:47,658 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-12-22 13:38:47,799 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 13:38:47,800 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 13:38:47,988 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 13:38:47,994 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 13:38:47,994 INFO L299 CfgBuilder]: Removed 23 assume(true) statements. [2021-12-22 13:38:47,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 01:38:47 BoogieIcfgContainer [2021-12-22 13:38:47,996 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 13:38:47,997 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-22 13:38:47,997 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-22 13:38:48,000 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-22 13:38:48,000 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 01:38:47" (1/3) ... [2021-12-22 13:38:48,001 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@414599f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 01:38:48, skipping insertion in model container [2021-12-22 13:38:48,001 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:38:47" (2/3) ... [2021-12-22 13:38:48,001 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@414599f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 01:38:48, skipping insertion in model container [2021-12-22 13:38:48,001 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 01:38:47" (3/3) ... [2021-12-22 13:38:48,002 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_75-tricky_address2_racefree.i [2021-12-22 13:38:48,005 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-12-22 13:38:48,006 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-22 13:38:48,006 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-12-22 13:38:48,006 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-12-22 13:38:48,033 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,034 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,034 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,034 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,034 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,034 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,034 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,035 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,035 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,035 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,036 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,036 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,036 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,036 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,036 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,036 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,036 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,037 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,037 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,037 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,037 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,037 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,038 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,038 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,038 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,038 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,038 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,038 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,039 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,039 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,039 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,039 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,039 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,040 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,040 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,040 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,040 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,040 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,040 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,041 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,041 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,041 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,041 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,041 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,042 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,042 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,042 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,042 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,043 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,043 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,043 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,043 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,043 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,043 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,044 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,044 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,044 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,044 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,044 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,044 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,045 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,045 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,045 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,045 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,045 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,046 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,046 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,046 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,046 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,046 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,047 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,047 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,047 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,047 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,048 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,048 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,048 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,048 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,048 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,048 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,049 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,049 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,049 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,049 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,049 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,049 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,050 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,050 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,050 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,050 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,050 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,051 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,051 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,051 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,051 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,051 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,051 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,052 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,052 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,052 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,052 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,052 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,052 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,053 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,053 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,053 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,053 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,053 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,053 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,054 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,054 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,054 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,054 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,054 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,054 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,054 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,055 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,055 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,055 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,055 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,055 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,055 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,056 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,056 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,056 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,056 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,058 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,059 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,059 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,059 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,059 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,059 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,059 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,059 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,060 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,060 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,060 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,060 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,060 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,060 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,060 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,060 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,061 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,061 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,061 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,061 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,061 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,061 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:48,064 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-12-22 13:38:48,093 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-22 13:38:48,097 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 [2021-12-22 13:38:48,097 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-12-22 13:38:48,105 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 169 places, 197 transitions, 402 flow [2021-12-22 13:38:48,159 INFO L129 PetriNetUnfolder]: 45/269 cut-off events. [2021-12-22 13:38:48,162 INFO L130 PetriNetUnfolder]: For 1/2 co-relation queries the response was YES. [2021-12-22 13:38:48,171 INFO L84 FinitePrefix]: Finished finitePrefix Result has 275 conditions, 269 events. 45/269 cut-off events. For 1/2 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 860 event pairs, 0 based on Foata normal form. 0/218 useless extension candidates. Maximal degree in co-relation 147. Up to 8 conditions per place. [2021-12-22 13:38:48,172 INFO L82 GeneralOperation]: Start removeDead. Operand has 169 places, 197 transitions, 402 flow [2021-12-22 13:38:48,180 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 165 places, 192 transitions, 389 flow [2021-12-22 13:38:48,207 INFO L129 PetriNetUnfolder]: 12/127 cut-off events. [2021-12-22 13:38:48,208 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-12-22 13:38:48,209 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:38:48,209 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 13:38:48,209 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-22 13:38:48,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:38:48,213 INFO L85 PathProgramCache]: Analyzing trace with hash -706001553, now seen corresponding path program 1 times [2021-12-22 13:38:48,218 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:38:48,219 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1824620510] [2021-12-22 13:38:48,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:38:48,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:38:48,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:38:48,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 13:38:48,366 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 13:38:48,366 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1824620510] [2021-12-22 13:38:48,367 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1824620510] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 13:38:48,367 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 13:38:48,367 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-22 13:38:48,368 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249893464] [2021-12-22 13:38:48,369 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 13:38:48,374 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-12-22 13:38:48,374 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 13:38:48,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-12-22 13:38:48,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-22 13:38:48,392 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 166 out of 197 [2021-12-22 13:38:48,396 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 165 places, 192 transitions, 389 flow. Second operand has 2 states, 2 states have (on average 167.0) internal successors, (334), 2 states have internal predecessors, (334), 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) [2021-12-22 13:38:48,396 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-22 13:38:48,396 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 166 of 197 [2021-12-22 13:38:48,397 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-22 13:38:48,440 INFO L129 PetriNetUnfolder]: 4/221 cut-off events. [2021-12-22 13:38:48,441 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-12-22 13:38:48,443 INFO L84 FinitePrefix]: Finished finitePrefix Result has 228 conditions, 221 events. 4/221 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 641 event pairs, 0 based on Foata normal form. 40/248 useless extension candidates. Maximal degree in co-relation 122. Up to 4 conditions per place. [2021-12-22 13:38:48,445 INFO L132 encePairwiseOnDemand]: 170/197 looper letters, 1 selfloop transitions, 0 changer transitions 1/163 dead transitions. [2021-12-22 13:38:48,445 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 164 places, 163 transitions, 333 flow [2021-12-22 13:38:48,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-22 13:38:48,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-12-22 13:38:48,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 360 transitions. [2021-12-22 13:38:48,459 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9137055837563451 [2021-12-22 13:38:48,459 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 360 transitions. [2021-12-22 13:38:48,459 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 360 transitions. [2021-12-22 13:38:48,462 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 13:38:48,463 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 360 transitions. [2021-12-22 13:38:48,466 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 180.0) internal successors, (360), 2 states have internal predecessors, (360), 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) [2021-12-22 13:38:48,471 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 197.0) internal successors, (591), 3 states have internal predecessors, (591), 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) [2021-12-22 13:38:48,471 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 197.0) internal successors, (591), 3 states have internal predecessors, (591), 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) [2021-12-22 13:38:48,472 INFO L186 Difference]: Start difference. First operand has 165 places, 192 transitions, 389 flow. Second operand 2 states and 360 transitions. [2021-12-22 13:38:48,473 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 164 places, 163 transitions, 333 flow [2021-12-22 13:38:48,475 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 164 places, 163 transitions, 333 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-12-22 13:38:48,478 INFO L242 Difference]: Finished difference. Result has 164 places, 162 transitions, 329 flow [2021-12-22 13:38:48,480 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=197, PETRI_DIFFERENCE_MINUEND_FLOW=331, PETRI_DIFFERENCE_MINUEND_PLACES=163, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=163, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=163, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=329, PETRI_PLACES=164, PETRI_TRANSITIONS=162} [2021-12-22 13:38:48,484 INFO L334 CegarLoopForPetriNet]: 165 programPoint places, -1 predicate places. [2021-12-22 13:38:48,484 INFO L470 AbstractCegarLoop]: Abstraction has has 164 places, 162 transitions, 329 flow [2021-12-22 13:38:48,485 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 167.0) internal successors, (334), 2 states have internal predecessors, (334), 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) [2021-12-22 13:38:48,486 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:38:48,488 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 13:38:48,488 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-22 13:38:48,489 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-22 13:38:48,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:38:48,489 INFO L85 PathProgramCache]: Analyzing trace with hash -932142378, now seen corresponding path program 1 times [2021-12-22 13:38:48,490 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:38:48,490 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [712528862] [2021-12-22 13:38:48,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:38:48,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:38:48,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:38:48,578 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-12-22 13:38:48,578 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 13:38:48,578 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [712528862] [2021-12-22 13:38:48,578 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [712528862] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 13:38:48,579 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 13:38:48,579 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-22 13:38:48,579 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2127835902] [2021-12-22 13:38:48,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 13:38:48,581 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-22 13:38:48,581 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 13:38:48,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-22 13:38:48,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-22 13:38:48,583 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 159 out of 197 [2021-12-22 13:38:48,584 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 164 places, 162 transitions, 329 flow. Second operand has 3 states, 3 states have (on average 160.33333333333334) internal successors, (481), 3 states have internal predecessors, (481), 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) [2021-12-22 13:38:48,584 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-22 13:38:48,584 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 159 of 197 [2021-12-22 13:38:48,584 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-22 13:38:48,627 INFO L129 PetriNetUnfolder]: 4/224 cut-off events. [2021-12-22 13:38:48,628 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-12-22 13:38:48,628 INFO L84 FinitePrefix]: Finished finitePrefix Result has 243 conditions, 224 events. 4/224 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 638 event pairs, 0 based on Foata normal form. 0/212 useless extension candidates. Maximal degree in co-relation 239. Up to 9 conditions per place. [2021-12-22 13:38:48,629 INFO L132 encePairwiseOnDemand]: 194/197 looper letters, 10 selfloop transitions, 2 changer transitions 0/166 dead transitions. [2021-12-22 13:38:48,629 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 165 places, 166 transitions, 361 flow [2021-12-22 13:38:48,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-22 13:38:48,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-12-22 13:38:48,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 490 transitions. [2021-12-22 13:38:48,631 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8291032148900169 [2021-12-22 13:38:48,631 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 490 transitions. [2021-12-22 13:38:48,631 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 490 transitions. [2021-12-22 13:38:48,631 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 13:38:48,632 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 490 transitions. [2021-12-22 13:38:48,632 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 163.33333333333334) internal successors, (490), 3 states have internal predecessors, (490), 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) [2021-12-22 13:38:48,634 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 197.0) internal successors, (788), 4 states have internal predecessors, (788), 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) [2021-12-22 13:38:48,634 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 197.0) internal successors, (788), 4 states have internal predecessors, (788), 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) [2021-12-22 13:38:48,634 INFO L186 Difference]: Start difference. First operand has 164 places, 162 transitions, 329 flow. Second operand 3 states and 490 transitions. [2021-12-22 13:38:48,635 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 165 places, 166 transitions, 361 flow [2021-12-22 13:38:48,635 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 165 places, 166 transitions, 361 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-12-22 13:38:48,638 INFO L242 Difference]: Finished difference. Result has 166 places, 163 transitions, 341 flow [2021-12-22 13:38:48,638 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=197, PETRI_DIFFERENCE_MINUEND_FLOW=329, PETRI_DIFFERENCE_MINUEND_PLACES=163, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=162, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=160, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=341, PETRI_PLACES=166, PETRI_TRANSITIONS=163} [2021-12-22 13:38:48,639 INFO L334 CegarLoopForPetriNet]: 165 programPoint places, 1 predicate places. [2021-12-22 13:38:48,639 INFO L470 AbstractCegarLoop]: Abstraction has has 166 places, 163 transitions, 341 flow [2021-12-22 13:38:48,639 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 160.33333333333334) internal successors, (481), 3 states have internal predecessors, (481), 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) [2021-12-22 13:38:48,639 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:38:48,640 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 13:38:48,640 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-22 13:38:48,640 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-22 13:38:48,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:38:48,640 INFO L85 PathProgramCache]: Analyzing trace with hash -408777690, now seen corresponding path program 1 times [2021-12-22 13:38:48,640 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:38:48,641 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [367718797] [2021-12-22 13:38:48,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:38:48,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:38:48,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:38:48,699 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-12-22 13:38:48,700 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 13:38:48,700 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [367718797] [2021-12-22 13:38:48,700 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [367718797] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-22 13:38:48,700 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1806459102] [2021-12-22 13:38:48,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:38:48,701 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 13:38:48,701 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 13:38:48,704 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-22 13:38:48,705 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-22 13:38:48,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:38:48,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-22 13:38:48,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 13:38:48,954 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-12-22 13:38:48,954 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-22 13:38:49,049 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-12-22 13:38:49,049 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1806459102] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-22 13:38:49,049 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-22 13:38:49,049 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2021-12-22 13:38:49,050 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1818717197] [2021-12-22 13:38:49,050 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-22 13:38:49,054 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-12-22 13:38:49,054 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 13:38:49,055 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-12-22 13:38:49,055 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2021-12-22 13:38:49,056 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 158 out of 197 [2021-12-22 13:38:49,058 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 166 places, 163 transitions, 341 flow. Second operand has 10 states, 10 states have (on average 160.1) internal successors, (1601), 10 states have internal predecessors, (1601), 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) [2021-12-22 13:38:49,058 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-22 13:38:49,058 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 158 of 197 [2021-12-22 13:38:49,058 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-22 13:38:49,123 INFO L129 PetriNetUnfolder]: 4/231 cut-off events. [2021-12-22 13:38:49,123 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-12-22 13:38:49,124 INFO L84 FinitePrefix]: Finished finitePrefix Result has 266 conditions, 231 events. 4/231 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 633 event pairs, 0 based on Foata normal form. 2/222 useless extension candidates. Maximal degree in co-relation 260. Up to 6 conditions per place. [2021-12-22 13:38:49,125 INFO L132 encePairwiseOnDemand]: 191/197 looper letters, 11 selfloop transitions, 9 changer transitions 0/173 dead transitions. [2021-12-22 13:38:49,125 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 174 places, 173 transitions, 403 flow [2021-12-22 13:38:49,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-22 13:38:49,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-12-22 13:38:49,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1444 transitions. [2021-12-22 13:38:49,128 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.81443880428652 [2021-12-22 13:38:49,128 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1444 transitions. [2021-12-22 13:38:49,128 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1444 transitions. [2021-12-22 13:38:49,129 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 13:38:49,129 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1444 transitions. [2021-12-22 13:38:49,131 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 160.44444444444446) internal successors, (1444), 9 states have internal predecessors, (1444), 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) [2021-12-22 13:38:49,134 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 197.0) internal successors, (1970), 10 states have internal predecessors, (1970), 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) [2021-12-22 13:38:49,135 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 197.0) internal successors, (1970), 10 states have internal predecessors, (1970), 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) [2021-12-22 13:38:49,135 INFO L186 Difference]: Start difference. First operand has 166 places, 163 transitions, 341 flow. Second operand 9 states and 1444 transitions. [2021-12-22 13:38:49,135 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 174 places, 173 transitions, 403 flow [2021-12-22 13:38:49,136 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 173 places, 173 transitions, 401 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-12-22 13:38:49,138 INFO L242 Difference]: Finished difference. Result has 176 places, 169 transitions, 389 flow [2021-12-22 13:38:49,139 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=197, PETRI_DIFFERENCE_MINUEND_FLOW=339, PETRI_DIFFERENCE_MINUEND_PLACES=165, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=163, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=157, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=389, PETRI_PLACES=176, PETRI_TRANSITIONS=169} [2021-12-22 13:38:49,139 INFO L334 CegarLoopForPetriNet]: 165 programPoint places, 11 predicate places. [2021-12-22 13:38:49,139 INFO L470 AbstractCegarLoop]: Abstraction has has 176 places, 169 transitions, 389 flow [2021-12-22 13:38:49,140 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 160.1) internal successors, (1601), 10 states have internal predecessors, (1601), 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) [2021-12-22 13:38:49,140 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:38:49,141 INFO L254 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 13:38:49,161 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-22 13:38:49,355 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 13:38:49,356 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-22 13:38:49,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:38:49,356 INFO L85 PathProgramCache]: Analyzing trace with hash 81295910, now seen corresponding path program 2 times [2021-12-22 13:38:49,356 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:38:49,357 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [159892727] [2021-12-22 13:38:49,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:38:49,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:38:49,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:38:49,459 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-12-22 13:38:49,459 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 13:38:49,459 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [159892727] [2021-12-22 13:38:49,459 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [159892727] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-22 13:38:49,460 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [398095176] [2021-12-22 13:38:49,460 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-22 13:38:49,460 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 13:38:49,460 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 13:38:49,461 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-22 13:38:49,462 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-22 13:38:49,525 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-22 13:38:49,525 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-22 13:38:49,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-22 13:38:49,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 13:38:49,623 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-12-22 13:38:49,623 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-22 13:38:49,763 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-12-22 13:38:49,763 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [398095176] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-22 13:38:49,763 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-22 13:38:49,763 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2021-12-22 13:38:49,763 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1992771307] [2021-12-22 13:38:49,766 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-22 13:38:49,766 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-12-22 13:38:49,766 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 13:38:49,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-12-22 13:38:49,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2021-12-22 13:38:49,770 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 158 out of 197 [2021-12-22 13:38:49,772 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 176 places, 169 transitions, 389 flow. Second operand has 18 states, 18 states have (on average 160.27777777777777) internal successors, (2885), 18 states have internal predecessors, (2885), 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) [2021-12-22 13:38:49,772 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-22 13:38:49,773 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 158 of 197 [2021-12-22 13:38:49,773 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-22 13:38:49,931 INFO L129 PetriNetUnfolder]: 4/251 cut-off events. [2021-12-22 13:38:49,931 INFO L130 PetriNetUnfolder]: For 22/22 co-relation queries the response was YES. [2021-12-22 13:38:49,932 INFO L84 FinitePrefix]: Finished finitePrefix Result has 355 conditions, 251 events. 4/251 cut-off events. For 22/22 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 633 event pairs, 0 based on Foata normal form. 4/244 useless extension candidates. Maximal degree in co-relation 347. Up to 11 conditions per place. [2021-12-22 13:38:49,932 INFO L132 encePairwiseOnDemand]: 191/197 looper letters, 19 selfloop transitions, 21 changer transitions 0/193 dead transitions. [2021-12-22 13:38:49,933 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 196 places, 193 transitions, 577 flow [2021-12-22 13:38:49,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-12-22 13:38:49,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2021-12-22 13:38:49,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 3362 transitions. [2021-12-22 13:38:49,937 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8126661832245589 [2021-12-22 13:38:49,937 INFO L72 ComplementDD]: Start complementDD. Operand 21 states and 3362 transitions. [2021-12-22 13:38:49,937 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 3362 transitions. [2021-12-22 13:38:49,939 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 13:38:49,939 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 3362 transitions. [2021-12-22 13:38:49,944 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 22 states, 21 states have (on average 160.0952380952381) internal successors, (3362), 21 states have internal predecessors, (3362), 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) [2021-12-22 13:38:49,948 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 22 states, 22 states have (on average 197.0) internal successors, (4334), 22 states have internal predecessors, (4334), 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) [2021-12-22 13:38:49,949 INFO L81 ComplementDD]: Finished complementDD. Result has 22 states, 22 states have (on average 197.0) internal successors, (4334), 22 states have internal predecessors, (4334), 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) [2021-12-22 13:38:49,949 INFO L186 Difference]: Start difference. First operand has 176 places, 169 transitions, 389 flow. Second operand 21 states and 3362 transitions. [2021-12-22 13:38:49,949 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 196 places, 193 transitions, 577 flow [2021-12-22 13:38:49,951 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 195 places, 193 transitions, 563 flow, removed 6 selfloop flow, removed 1 redundant places. [2021-12-22 13:38:49,953 INFO L242 Difference]: Finished difference. Result has 200 places, 182 transitions, 513 flow [2021-12-22 13:38:49,954 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=197, PETRI_DIFFERENCE_MINUEND_FLOW=383, PETRI_DIFFERENCE_MINUEND_PLACES=175, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=169, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=158, PETRI_DIFFERENCE_SUBTRAHEND_STATES=21, PETRI_FLOW=513, PETRI_PLACES=200, PETRI_TRANSITIONS=182} [2021-12-22 13:38:49,955 INFO L334 CegarLoopForPetriNet]: 165 programPoint places, 35 predicate places. [2021-12-22 13:38:49,955 INFO L470 AbstractCegarLoop]: Abstraction has has 200 places, 182 transitions, 513 flow [2021-12-22 13:38:49,961 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 160.27777777777777) internal successors, (2885), 18 states have internal predecessors, (2885), 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) [2021-12-22 13:38:49,961 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:38:49,961 INFO L254 CegarLoopForPetriNet]: trace histogram [7, 7, 7, 7, 7, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 13:38:49,980 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-12-22 13:38:50,172 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2021-12-22 13:38:50,173 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-22 13:38:50,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:38:50,173 INFO L85 PathProgramCache]: Analyzing trace with hash 653252134, now seen corresponding path program 3 times [2021-12-22 13:38:50,173 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:38:50,174 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1995380109] [2021-12-22 13:38:50,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:38:50,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:38:50,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:38:50,303 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-12-22 13:38:50,303 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 13:38:50,303 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1995380109] [2021-12-22 13:38:50,303 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1995380109] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-22 13:38:50,303 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [84457014] [2021-12-22 13:38:50,304 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-12-22 13:38:50,304 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 13:38:50,304 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 13:38:50,305 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-22 13:38:50,306 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-22 13:38:50,400 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2021-12-22 13:38:50,401 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-22 13:38:50,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 16 conjunts are in the unsatisfiable core [2021-12-22 13:38:50,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 13:38:50,538 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-12-22 13:38:50,538 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-22 13:38:50,704 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-12-22 13:38:50,704 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [84457014] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-22 13:38:50,704 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-22 13:38:50,704 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 23 [2021-12-22 13:38:50,705 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1149398617] [2021-12-22 13:38:50,705 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-22 13:38:50,705 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-12-22 13:38:50,705 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 13:38:50,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-12-22 13:38:50,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2021-12-22 13:38:50,708 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 158 out of 197 [2021-12-22 13:38:50,711 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 200 places, 182 transitions, 513 flow. Second operand has 23 states, 23 states have (on average 160.43478260869566) internal successors, (3690), 23 states have internal predecessors, (3690), 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) [2021-12-22 13:38:50,711 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-22 13:38:50,711 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 158 of 197 [2021-12-22 13:38:50,711 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-22 13:38:50,948 INFO L129 PetriNetUnfolder]: 4/266 cut-off events. [2021-12-22 13:38:50,948 INFO L130 PetriNetUnfolder]: For 110/110 co-relation queries the response was YES. [2021-12-22 13:38:50,949 INFO L84 FinitePrefix]: Finished finitePrefix Result has 456 conditions, 266 events. 4/266 cut-off events. For 110/110 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 633 event pairs, 0 based on Foata normal form. 3/258 useless extension candidates. Maximal degree in co-relation 443. Up to 17 conditions per place. [2021-12-22 13:38:50,949 INFO L132 encePairwiseOnDemand]: 191/197 looper letters, 25 selfloop transitions, 30 changer transitions 0/208 dead transitions. [2021-12-22 13:38:50,949 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 229 places, 208 transitions, 769 flow [2021-12-22 13:38:50,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-12-22 13:38:50,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2021-12-22 13:38:50,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 4798 transitions. [2021-12-22 13:38:50,956 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.811844331641286 [2021-12-22 13:38:50,957 INFO L72 ComplementDD]: Start complementDD. Operand 30 states and 4798 transitions. [2021-12-22 13:38:50,957 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 4798 transitions. [2021-12-22 13:38:50,958 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 13:38:50,958 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 30 states and 4798 transitions. [2021-12-22 13:38:50,964 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 31 states, 30 states have (on average 159.93333333333334) internal successors, (4798), 30 states have internal predecessors, (4798), 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) [2021-12-22 13:38:50,970 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 31 states, 31 states have (on average 197.0) internal successors, (6107), 31 states have internal predecessors, (6107), 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) [2021-12-22 13:38:50,972 INFO L81 ComplementDD]: Finished complementDD. Result has 31 states, 31 states have (on average 197.0) internal successors, (6107), 31 states have internal predecessors, (6107), 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) [2021-12-22 13:38:50,972 INFO L186 Difference]: Start difference. First operand has 200 places, 182 transitions, 513 flow. Second operand 30 states and 4798 transitions. [2021-12-22 13:38:50,972 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 229 places, 208 transitions, 769 flow [2021-12-22 13:38:50,975 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 223 places, 208 transitions, 739 flow, removed 9 selfloop flow, removed 6 redundant places. [2021-12-22 13:38:50,977 INFO L242 Difference]: Finished difference. Result has 227 places, 192 transitions, 641 flow [2021-12-22 13:38:50,977 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=197, PETRI_DIFFERENCE_MINUEND_FLOW=489, PETRI_DIFFERENCE_MINUEND_PLACES=194, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=182, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=22, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=159, PETRI_DIFFERENCE_SUBTRAHEND_STATES=30, PETRI_FLOW=641, PETRI_PLACES=227, PETRI_TRANSITIONS=192} [2021-12-22 13:38:50,978 INFO L334 CegarLoopForPetriNet]: 165 programPoint places, 62 predicate places. [2021-12-22 13:38:50,978 INFO L470 AbstractCegarLoop]: Abstraction has has 227 places, 192 transitions, 641 flow [2021-12-22 13:38:50,979 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 160.43478260869566) internal successors, (3690), 23 states have internal predecessors, (3690), 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) [2021-12-22 13:38:50,979 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:38:50,979 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 13:38:50,999 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-12-22 13:38:51,193 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 13:38:51,193 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-22 13:38:51,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:38:51,194 INFO L85 PathProgramCache]: Analyzing trace with hash -2059256618, now seen corresponding path program 4 times [2021-12-22 13:38:51,194 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:38:51,194 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1070153253] [2021-12-22 13:38:51,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:38:51,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:38:51,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 13:38:51,231 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 13:38:51,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 13:38:51,307 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 13:38:51,307 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-22 13:38:51,308 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 4 remaining) [2021-12-22 13:38:51,309 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 4 remaining) [2021-12-22 13:38:51,309 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 4 remaining) [2021-12-22 13:38:51,309 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 4 remaining) [2021-12-22 13:38:51,309 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-22 13:38:51,312 INFO L732 BasicCegarLoop]: Path program histogram: [4, 1, 1] [2021-12-22 13:38:51,313 WARN L234 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-12-22 13:38:51,313 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-12-22 13:38:51,335 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,335 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,335 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,335 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,335 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,335 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,335 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,335 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,336 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,336 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,336 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,336 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,336 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,336 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,336 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,336 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,337 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,337 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,337 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,337 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,337 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,337 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,337 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,337 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,337 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,337 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,337 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,337 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,337 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,337 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,337 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,338 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,338 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,338 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,338 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,338 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,338 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,339 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,339 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,339 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,339 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,339 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,339 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,339 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,339 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,339 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,339 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,339 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,339 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,340 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,340 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,340 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,340 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,340 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,340 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,340 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,340 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,340 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,340 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,340 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,340 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,340 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,340 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,340 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,341 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,341 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,341 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,341 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,341 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,341 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,341 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,341 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,341 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,341 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,341 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,341 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,341 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,342 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,342 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,342 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,342 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,342 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,342 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,342 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,342 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,342 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,342 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,342 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,342 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,342 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,342 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,342 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,343 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,343 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,343 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,343 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,343 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,343 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,343 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,343 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,343 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,343 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,343 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,343 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,343 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,343 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,343 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,344 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,344 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,344 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,344 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,344 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,344 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,344 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,344 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,344 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,345 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,345 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,345 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,345 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,345 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,345 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,345 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,345 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,351 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,351 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,352 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,352 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,352 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,352 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,352 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,352 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,352 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,352 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,353 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,353 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,353 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,353 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,353 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,353 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,353 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,353 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,353 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,353 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,354 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,354 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,354 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,354 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,354 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,354 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,354 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,354 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,354 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,354 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,354 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,354 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,354 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,355 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,355 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,355 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,355 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,355 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,355 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,355 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,355 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,355 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,355 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,355 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,355 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,355 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,356 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,356 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,356 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,356 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,356 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,356 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,356 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,356 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,356 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,356 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,357 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,357 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,357 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,357 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,357 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,357 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,357 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,357 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,357 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,357 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,357 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,357 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,357 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,358 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,358 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,358 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,358 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,358 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,358 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,358 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,358 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,358 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,358 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,358 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,358 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,359 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,359 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,359 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,359 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,359 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,359 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,359 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,359 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,359 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,359 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,359 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,360 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,360 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,360 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,360 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,360 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,360 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,360 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,360 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,360 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,360 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,360 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,360 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,361 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,361 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,361 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,361 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,361 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,361 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,361 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,361 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,361 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,361 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,361 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,361 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,362 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,362 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,362 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,362 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,362 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,362 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,362 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,362 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,362 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,362 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,362 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,362 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,363 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,363 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,363 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,363 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,363 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,363 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,363 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,364 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,364 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,364 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,364 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,364 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,364 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,364 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,364 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,364 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,364 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,364 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,364 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,365 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,365 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,365 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,365 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,365 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,365 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,365 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,366 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,366 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,366 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,366 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,366 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,366 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,366 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,366 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,366 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,366 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,366 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,366 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,366 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,367 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,367 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,367 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,367 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,367 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:51,368 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-12-22 13:38:51,369 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-22 13:38:51,370 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 [2021-12-22 13:38:51,370 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-12-22 13:38:51,371 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 229 places, 269 transitions, 556 flow [2021-12-22 13:38:51,425 INFO L129 PetriNetUnfolder]: 75/438 cut-off events. [2021-12-22 13:38:51,426 INFO L130 PetriNetUnfolder]: For 6/8 co-relation queries the response was YES. [2021-12-22 13:38:51,429 INFO L84 FinitePrefix]: Finished finitePrefix Result has 452 conditions, 438 events. 75/438 cut-off events. For 6/8 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 1740 event pairs, 0 based on Foata normal form. 0/354 useless extension candidates. Maximal degree in co-relation 271. Up to 12 conditions per place. [2021-12-22 13:38:51,429 INFO L82 GeneralOperation]: Start removeDead. Operand has 229 places, 269 transitions, 556 flow [2021-12-22 13:38:51,433 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 229 places, 269 transitions, 556 flow [2021-12-22 13:38:51,439 INFO L129 PetriNetUnfolder]: 15/139 cut-off events. [2021-12-22 13:38:51,439 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-12-22 13:38:51,439 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:38:51,439 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 13:38:51,440 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-12-22 13:38:51,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:38:51,440 INFO L85 PathProgramCache]: Analyzing trace with hash -280318449, now seen corresponding path program 1 times [2021-12-22 13:38:51,440 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:38:51,440 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [419383987] [2021-12-22 13:38:51,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:38:51,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:38:51,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:38:51,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 13:38:51,473 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 13:38:51,473 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [419383987] [2021-12-22 13:38:51,473 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [419383987] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 13:38:51,474 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 13:38:51,474 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-22 13:38:51,474 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1720113218] [2021-12-22 13:38:51,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 13:38:51,475 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-12-22 13:38:51,475 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 13:38:51,475 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-12-22 13:38:51,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-22 13:38:51,477 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 223 out of 269 [2021-12-22 13:38:51,478 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 229 places, 269 transitions, 556 flow. Second operand has 2 states, 2 states have (on average 224.0) internal successors, (448), 2 states have internal predecessors, (448), 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) [2021-12-22 13:38:51,478 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-22 13:38:51,478 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 223 of 269 [2021-12-22 13:38:51,478 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-22 13:38:51,515 INFO L129 PetriNetUnfolder]: 9/367 cut-off events. [2021-12-22 13:38:51,515 INFO L130 PetriNetUnfolder]: For 18/22 co-relation queries the response was YES. [2021-12-22 13:38:51,517 INFO L84 FinitePrefix]: Finished finitePrefix Result has 388 conditions, 367 events. 9/367 cut-off events. For 18/22 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 1433 event pairs, 0 based on Foata normal form. 91/437 useless extension candidates. Maximal degree in co-relation 230. Up to 7 conditions per place. [2021-12-22 13:38:51,518 INFO L132 encePairwiseOnDemand]: 230/269 looper letters, 4 selfloop transitions, 0 changer transitions 1/227 dead transitions. [2021-12-22 13:38:51,518 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 227 places, 227 transitions, 480 flow [2021-12-22 13:38:51,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-22 13:38:51,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-12-22 13:38:51,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 489 transitions. [2021-12-22 13:38:51,520 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9089219330855018 [2021-12-22 13:38:51,520 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 489 transitions. [2021-12-22 13:38:51,520 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 489 transitions. [2021-12-22 13:38:51,520 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 13:38:51,520 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 489 transitions. [2021-12-22 13:38:51,521 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 244.5) internal successors, (489), 2 states have internal predecessors, (489), 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) [2021-12-22 13:38:51,522 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 269.0) internal successors, (807), 3 states have internal predecessors, (807), 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) [2021-12-22 13:38:51,522 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 269.0) internal successors, (807), 3 states have internal predecessors, (807), 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) [2021-12-22 13:38:51,522 INFO L186 Difference]: Start difference. First operand has 229 places, 269 transitions, 556 flow. Second operand 2 states and 489 transitions. [2021-12-22 13:38:51,523 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 227 places, 227 transitions, 480 flow [2021-12-22 13:38:51,524 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 227 places, 227 transitions, 480 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-12-22 13:38:51,525 INFO L242 Difference]: Finished difference. Result has 227 places, 226 transitions, 470 flow [2021-12-22 13:38:51,526 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=269, PETRI_DIFFERENCE_MINUEND_FLOW=472, PETRI_DIFFERENCE_MINUEND_PLACES=226, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=227, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=227, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=470, PETRI_PLACES=227, PETRI_TRANSITIONS=226} [2021-12-22 13:38:51,527 INFO L334 CegarLoopForPetriNet]: 229 programPoint places, -2 predicate places. [2021-12-22 13:38:51,527 INFO L470 AbstractCegarLoop]: Abstraction has has 227 places, 226 transitions, 470 flow [2021-12-22 13:38:51,527 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 224.0) internal successors, (448), 2 states have internal predecessors, (448), 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) [2021-12-22 13:38:51,527 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:38:51,527 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 13:38:51,528 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-22 13:38:51,528 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-12-22 13:38:51,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:38:51,528 INFO L85 PathProgramCache]: Analyzing trace with hash -2106119919, now seen corresponding path program 1 times [2021-12-22 13:38:51,529 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:38:51,529 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1653601103] [2021-12-22 13:38:51,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:38:51,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:38:51,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:38:51,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 13:38:51,567 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 13:38:51,567 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1653601103] [2021-12-22 13:38:51,567 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1653601103] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 13:38:51,567 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 13:38:51,567 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-22 13:38:51,567 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [886554922] [2021-12-22 13:38:51,567 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 13:38:51,568 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-22 13:38:51,568 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 13:38:51,568 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-22 13:38:51,568 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-22 13:38:51,569 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 216 out of 269 [2021-12-22 13:38:51,569 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 227 places, 226 transitions, 470 flow. Second operand has 3 states, 3 states have (on average 217.0) internal successors, (651), 3 states have internal predecessors, (651), 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) [2021-12-22 13:38:51,570 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-22 13:38:51,570 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 216 of 269 [2021-12-22 13:38:51,570 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-22 13:38:51,619 INFO L129 PetriNetUnfolder]: 9/370 cut-off events. [2021-12-22 13:38:51,619 INFO L130 PetriNetUnfolder]: For 18/22 co-relation queries the response was YES. [2021-12-22 13:38:51,622 INFO L84 FinitePrefix]: Finished finitePrefix Result has 403 conditions, 370 events. 9/370 cut-off events. For 18/22 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 1429 event pairs, 0 based on Foata normal form. 0/350 useless extension candidates. Maximal degree in co-relation 398. Up to 14 conditions per place. [2021-12-22 13:38:51,623 INFO L132 encePairwiseOnDemand]: 266/269 looper letters, 13 selfloop transitions, 2 changer transitions 0/230 dead transitions. [2021-12-22 13:38:51,623 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 228 places, 230 transitions, 508 flow [2021-12-22 13:38:51,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-22 13:38:51,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-12-22 13:38:51,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 664 transitions. [2021-12-22 13:38:51,625 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8228004956629492 [2021-12-22 13:38:51,625 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 664 transitions. [2021-12-22 13:38:51,625 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 664 transitions. [2021-12-22 13:38:51,625 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 13:38:51,625 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 664 transitions. [2021-12-22 13:38:51,626 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 221.33333333333334) internal successors, (664), 3 states have internal predecessors, (664), 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) [2021-12-22 13:38:51,627 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 269.0) internal successors, (1076), 4 states have internal predecessors, (1076), 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) [2021-12-22 13:38:51,628 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 269.0) internal successors, (1076), 4 states have internal predecessors, (1076), 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) [2021-12-22 13:38:51,628 INFO L186 Difference]: Start difference. First operand has 227 places, 226 transitions, 470 flow. Second operand 3 states and 664 transitions. [2021-12-22 13:38:51,628 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 228 places, 230 transitions, 508 flow [2021-12-22 13:38:51,630 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 228 places, 230 transitions, 508 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-12-22 13:38:51,632 INFO L242 Difference]: Finished difference. Result has 229 places, 227 transitions, 482 flow [2021-12-22 13:38:51,632 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=269, PETRI_DIFFERENCE_MINUEND_FLOW=470, PETRI_DIFFERENCE_MINUEND_PLACES=226, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=226, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=224, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=482, PETRI_PLACES=229, PETRI_TRANSITIONS=227} [2021-12-22 13:38:51,633 INFO L334 CegarLoopForPetriNet]: 229 programPoint places, 0 predicate places. [2021-12-22 13:38:51,633 INFO L470 AbstractCegarLoop]: Abstraction has has 229 places, 227 transitions, 482 flow [2021-12-22 13:38:51,633 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 217.0) internal successors, (651), 3 states have internal predecessors, (651), 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) [2021-12-22 13:38:51,633 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:38:51,634 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 13:38:51,634 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-22 13:38:51,634 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-12-22 13:38:51,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:38:51,634 INFO L85 PathProgramCache]: Analyzing trace with hash 178238190, now seen corresponding path program 1 times [2021-12-22 13:38:51,635 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:38:51,635 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1290863539] [2021-12-22 13:38:51,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:38:51,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:38:51,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:38:51,678 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 13:38:51,678 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 13:38:51,678 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1290863539] [2021-12-22 13:38:51,679 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1290863539] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-22 13:38:51,679 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [41712890] [2021-12-22 13:38:51,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:38:51,679 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 13:38:51,679 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 13:38:51,696 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-22 13:38:51,715 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-12-22 13:38:51,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:38:51,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-22 13:38:51,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 13:38:51,846 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-22 13:38:51,847 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-22 13:38:51,847 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [41712890] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 13:38:51,847 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-22 13:38:51,847 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2021-12-22 13:38:51,847 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1857190688] [2021-12-22 13:38:51,847 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 13:38:51,847 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-22 13:38:51,848 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 13:38:51,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-22 13:38:51,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-22 13:38:51,849 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 216 out of 269 [2021-12-22 13:38:51,849 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 229 places, 227 transitions, 482 flow. Second operand has 3 states, 3 states have (on average 217.0) internal successors, (651), 3 states have internal predecessors, (651), 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) [2021-12-22 13:38:51,849 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-22 13:38:51,849 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 216 of 269 [2021-12-22 13:38:51,849 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-22 13:38:51,890 INFO L129 PetriNetUnfolder]: 7/325 cut-off events. [2021-12-22 13:38:51,890 INFO L130 PetriNetUnfolder]: For 15/34 co-relation queries the response was YES. [2021-12-22 13:38:51,892 INFO L84 FinitePrefix]: Finished finitePrefix Result has 368 conditions, 325 events. 7/325 cut-off events. For 15/34 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 1107 event pairs, 0 based on Foata normal form. 1/310 useless extension candidates. Maximal degree in co-relation 361. Up to 16 conditions per place. [2021-12-22 13:38:51,893 INFO L132 encePairwiseOnDemand]: 266/269 looper letters, 13 selfloop transitions, 2 changer transitions 0/231 dead transitions. [2021-12-22 13:38:51,893 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 231 places, 231 transitions, 520 flow [2021-12-22 13:38:51,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-22 13:38:51,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-12-22 13:38:51,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 664 transitions. [2021-12-22 13:38:51,895 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8228004956629492 [2021-12-22 13:38:51,895 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 664 transitions. [2021-12-22 13:38:51,895 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 664 transitions. [2021-12-22 13:38:51,895 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 13:38:51,895 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 664 transitions. [2021-12-22 13:38:51,896 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 221.33333333333334) internal successors, (664), 3 states have internal predecessors, (664), 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) [2021-12-22 13:38:51,897 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 269.0) internal successors, (1076), 4 states have internal predecessors, (1076), 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) [2021-12-22 13:38:51,897 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 269.0) internal successors, (1076), 4 states have internal predecessors, (1076), 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) [2021-12-22 13:38:51,897 INFO L186 Difference]: Start difference. First operand has 229 places, 227 transitions, 482 flow. Second operand 3 states and 664 transitions. [2021-12-22 13:38:51,897 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 231 places, 231 transitions, 520 flow [2021-12-22 13:38:51,898 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 230 places, 231 transitions, 518 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-12-22 13:38:51,900 INFO L242 Difference]: Finished difference. Result has 231 places, 228 transitions, 492 flow [2021-12-22 13:38:51,901 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=269, PETRI_DIFFERENCE_MINUEND_FLOW=480, PETRI_DIFFERENCE_MINUEND_PLACES=228, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=227, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=225, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=492, PETRI_PLACES=231, PETRI_TRANSITIONS=228} [2021-12-22 13:38:51,901 INFO L334 CegarLoopForPetriNet]: 229 programPoint places, 2 predicate places. [2021-12-22 13:38:51,901 INFO L470 AbstractCegarLoop]: Abstraction has has 231 places, 228 transitions, 492 flow [2021-12-22 13:38:51,902 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 217.0) internal successors, (651), 3 states have internal predecessors, (651), 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) [2021-12-22 13:38:51,902 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:38:51,902 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 13:38:51,921 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-12-22 13:38:52,117 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 13:38:52,117 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-12-22 13:38:52,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:38:52,117 INFO L85 PathProgramCache]: Analyzing trace with hash 1515379677, now seen corresponding path program 1 times [2021-12-22 13:38:52,117 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:38:52,117 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2065310249] [2021-12-22 13:38:52,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:38:52,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:38:52,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:38:52,148 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-12-22 13:38:52,148 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 13:38:52,148 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2065310249] [2021-12-22 13:38:52,148 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2065310249] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-22 13:38:52,148 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1435620502] [2021-12-22 13:38:52,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:38:52,148 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 13:38:52,148 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 13:38:52,149 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-22 13:38:52,150 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-12-22 13:38:52,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:38:52,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-22 13:38:52,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 13:38:52,284 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-12-22 13:38:52,284 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-22 13:38:52,373 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-12-22 13:38:52,373 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1435620502] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-22 13:38:52,373 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-22 13:38:52,373 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2021-12-22 13:38:52,374 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [462003620] [2021-12-22 13:38:52,374 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-22 13:38:52,374 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-12-22 13:38:52,374 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 13:38:52,374 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-12-22 13:38:52,374 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2021-12-22 13:38:52,376 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 215 out of 269 [2021-12-22 13:38:52,377 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 231 places, 228 transitions, 492 flow. Second operand has 10 states, 10 states have (on average 217.2) internal successors, (2172), 10 states have internal predecessors, (2172), 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) [2021-12-22 13:38:52,377 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-22 13:38:52,377 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 215 of 269 [2021-12-22 13:38:52,377 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-22 13:38:52,475 INFO L129 PetriNetUnfolder]: 7/332 cut-off events. [2021-12-22 13:38:52,475 INFO L130 PetriNetUnfolder]: For 19/23 co-relation queries the response was YES. [2021-12-22 13:38:52,477 INFO L84 FinitePrefix]: Finished finitePrefix Result has 387 conditions, 332 events. 7/332 cut-off events. For 19/23 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 1102 event pairs, 0 based on Foata normal form. 2/320 useless extension candidates. Maximal degree in co-relation 379. Up to 11 conditions per place. [2021-12-22 13:38:52,477 INFO L132 encePairwiseOnDemand]: 263/269 looper letters, 14 selfloop transitions, 9 changer transitions 0/238 dead transitions. [2021-12-22 13:38:52,477 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 239 places, 238 transitions, 560 flow [2021-12-22 13:38:52,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-22 13:38:52,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-12-22 13:38:52,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1960 transitions. [2021-12-22 13:38:52,480 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8095828170177612 [2021-12-22 13:38:52,480 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1960 transitions. [2021-12-22 13:38:52,480 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1960 transitions. [2021-12-22 13:38:52,481 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 13:38:52,481 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1960 transitions. [2021-12-22 13:38:52,484 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 217.77777777777777) internal successors, (1960), 9 states have internal predecessors, (1960), 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) [2021-12-22 13:38:52,486 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 269.0) internal successors, (2690), 10 states have internal predecessors, (2690), 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) [2021-12-22 13:38:52,487 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 269.0) internal successors, (2690), 10 states have internal predecessors, (2690), 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) [2021-12-22 13:38:52,487 INFO L186 Difference]: Start difference. First operand has 231 places, 228 transitions, 492 flow. Second operand 9 states and 1960 transitions. [2021-12-22 13:38:52,487 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 239 places, 238 transitions, 560 flow [2021-12-22 13:38:52,488 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 238 places, 238 transitions, 558 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-12-22 13:38:52,490 INFO L242 Difference]: Finished difference. Result has 241 places, 234 transitions, 540 flow [2021-12-22 13:38:52,490 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=269, PETRI_DIFFERENCE_MINUEND_FLOW=490, PETRI_DIFFERENCE_MINUEND_PLACES=230, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=228, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=222, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=540, PETRI_PLACES=241, PETRI_TRANSITIONS=234} [2021-12-22 13:38:52,491 INFO L334 CegarLoopForPetriNet]: 229 programPoint places, 12 predicate places. [2021-12-22 13:38:52,491 INFO L470 AbstractCegarLoop]: Abstraction has has 241 places, 234 transitions, 540 flow [2021-12-22 13:38:52,491 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 217.2) internal successors, (2172), 10 states have internal predecessors, (2172), 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) [2021-12-22 13:38:52,491 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:38:52,492 INFO L254 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 13:38:52,511 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-12-22 13:38:52,708 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-12-22 13:38:52,708 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-12-22 13:38:52,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:38:52,709 INFO L85 PathProgramCache]: Analyzing trace with hash -412502595, now seen corresponding path program 2 times [2021-12-22 13:38:52,709 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:38:52,709 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337346343] [2021-12-22 13:38:52,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:38:52,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:38:52,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:38:52,761 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-12-22 13:38:52,762 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 13:38:52,762 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1337346343] [2021-12-22 13:38:52,762 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1337346343] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-22 13:38:52,762 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2005829358] [2021-12-22 13:38:52,762 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-22 13:38:52,762 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 13:38:52,762 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 13:38:52,763 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-22 13:38:52,764 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-12-22 13:38:52,828 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-22 13:38:52,829 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-22 13:38:52,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-22 13:38:52,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 13:38:52,909 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-12-22 13:38:52,909 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-22 13:38:53,023 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-12-22 13:38:53,023 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2005829358] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-22 13:38:53,023 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-22 13:38:53,023 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2021-12-22 13:38:53,023 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049357278] [2021-12-22 13:38:53,023 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-22 13:38:53,024 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-12-22 13:38:53,024 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 13:38:53,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-12-22 13:38:53,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2021-12-22 13:38:53,026 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 215 out of 269 [2021-12-22 13:38:53,028 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 241 places, 234 transitions, 540 flow. Second operand has 18 states, 18 states have (on average 217.33333333333334) internal successors, (3912), 18 states have internal predecessors, (3912), 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) [2021-12-22 13:38:53,028 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-22 13:38:53,028 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 215 of 269 [2021-12-22 13:38:53,028 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-22 13:38:53,185 INFO L129 PetriNetUnfolder]: 7/352 cut-off events. [2021-12-22 13:38:53,185 INFO L130 PetriNetUnfolder]: For 39/43 co-relation queries the response was YES. [2021-12-22 13:38:53,188 INFO L84 FinitePrefix]: Finished finitePrefix Result has 476 conditions, 352 events. 7/352 cut-off events. For 39/43 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 1102 event pairs, 0 based on Foata normal form. 4/342 useless extension candidates. Maximal degree in co-relation 466. Up to 11 conditions per place. [2021-12-22 13:38:53,189 INFO L132 encePairwiseOnDemand]: 263/269 looper letters, 22 selfloop transitions, 21 changer transitions 0/258 dead transitions. [2021-12-22 13:38:53,189 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 261 places, 258 transitions, 734 flow [2021-12-22 13:38:53,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-12-22 13:38:53,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2021-12-22 13:38:53,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 4562 transitions. [2021-12-22 13:38:53,195 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8075765622234023 [2021-12-22 13:38:53,195 INFO L72 ComplementDD]: Start complementDD. Operand 21 states and 4562 transitions. [2021-12-22 13:38:53,195 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 4562 transitions. [2021-12-22 13:38:53,197 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 13:38:53,197 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 4562 transitions. [2021-12-22 13:38:53,217 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 22 states, 21 states have (on average 217.23809523809524) internal successors, (4562), 21 states have internal predecessors, (4562), 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) [2021-12-22 13:38:53,223 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 22 states, 22 states have (on average 269.0) internal successors, (5918), 22 states have internal predecessors, (5918), 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) [2021-12-22 13:38:53,223 INFO L81 ComplementDD]: Finished complementDD. Result has 22 states, 22 states have (on average 269.0) internal successors, (5918), 22 states have internal predecessors, (5918), 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) [2021-12-22 13:38:53,223 INFO L186 Difference]: Start difference. First operand has 241 places, 234 transitions, 540 flow. Second operand 21 states and 4562 transitions. [2021-12-22 13:38:53,223 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 261 places, 258 transitions, 734 flow [2021-12-22 13:38:53,225 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 260 places, 258 transitions, 720 flow, removed 6 selfloop flow, removed 1 redundant places. [2021-12-22 13:38:53,227 INFO L242 Difference]: Finished difference. Result has 265 places, 247 transitions, 664 flow [2021-12-22 13:38:53,227 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=269, PETRI_DIFFERENCE_MINUEND_FLOW=534, PETRI_DIFFERENCE_MINUEND_PLACES=240, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=234, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=223, PETRI_DIFFERENCE_SUBTRAHEND_STATES=21, PETRI_FLOW=664, PETRI_PLACES=265, PETRI_TRANSITIONS=247} [2021-12-22 13:38:53,228 INFO L334 CegarLoopForPetriNet]: 229 programPoint places, 36 predicate places. [2021-12-22 13:38:53,228 INFO L470 AbstractCegarLoop]: Abstraction has has 265 places, 247 transitions, 664 flow [2021-12-22 13:38:53,229 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 217.33333333333334) internal successors, (3912), 18 states have internal predecessors, (3912), 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) [2021-12-22 13:38:53,229 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:38:53,229 INFO L254 CegarLoopForPetriNet]: trace histogram [7, 7, 7, 7, 7, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 13:38:53,247 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-12-22 13:38:53,443 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 13:38:53,443 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-12-22 13:38:53,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:38:53,444 INFO L85 PathProgramCache]: Analyzing trace with hash -2002198147, now seen corresponding path program 3 times [2021-12-22 13:38:53,444 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:38:53,444 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [167031267] [2021-12-22 13:38:53,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:38:53,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:38:53,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:38:53,550 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-12-22 13:38:53,550 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 13:38:53,550 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [167031267] [2021-12-22 13:38:53,550 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [167031267] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-22 13:38:53,550 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [259446077] [2021-12-22 13:38:53,550 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-12-22 13:38:53,551 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 13:38:53,551 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 13:38:53,551 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-22 13:38:53,552 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-12-22 13:38:53,647 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2021-12-22 13:38:53,647 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-22 13:38:53,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 16 conjunts are in the unsatisfiable core [2021-12-22 13:38:53,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 13:38:53,785 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-12-22 13:38:53,785 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-22 13:38:53,949 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-12-22 13:38:53,950 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [259446077] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-22 13:38:53,950 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-22 13:38:53,950 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 23 [2021-12-22 13:38:53,950 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1413496486] [2021-12-22 13:38:53,950 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-22 13:38:53,951 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-12-22 13:38:53,951 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 13:38:53,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-12-22 13:38:53,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2021-12-22 13:38:53,953 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 215 out of 269 [2021-12-22 13:38:53,956 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 265 places, 247 transitions, 664 flow. Second operand has 23 states, 23 states have (on average 217.47826086956522) internal successors, (5002), 23 states have internal predecessors, (5002), 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) [2021-12-22 13:38:53,956 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-22 13:38:53,956 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 215 of 269 [2021-12-22 13:38:53,957 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-22 13:38:54,190 INFO L129 PetriNetUnfolder]: 7/367 cut-off events. [2021-12-22 13:38:54,190 INFO L130 PetriNetUnfolder]: For 127/131 co-relation queries the response was YES. [2021-12-22 13:38:54,192 INFO L84 FinitePrefix]: Finished finitePrefix Result has 577 conditions, 367 events. 7/367 cut-off events. For 127/131 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 1102 event pairs, 0 based on Foata normal form. 3/356 useless extension candidates. Maximal degree in co-relation 562. Up to 17 conditions per place. [2021-12-22 13:38:54,193 INFO L132 encePairwiseOnDemand]: 263/269 looper letters, 28 selfloop transitions, 30 changer transitions 0/273 dead transitions. [2021-12-22 13:38:54,193 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 294 places, 273 transitions, 926 flow [2021-12-22 13:38:54,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-12-22 13:38:54,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2021-12-22 13:38:54,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 6511 transitions. [2021-12-22 13:38:54,198 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8068153655514251 [2021-12-22 13:38:54,198 INFO L72 ComplementDD]: Start complementDD. Operand 30 states and 6511 transitions. [2021-12-22 13:38:54,199 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 6511 transitions. [2021-12-22 13:38:54,200 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 13:38:54,200 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 30 states and 6511 transitions. [2021-12-22 13:38:54,206 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 31 states, 30 states have (on average 217.03333333333333) internal successors, (6511), 30 states have internal predecessors, (6511), 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) [2021-12-22 13:38:54,213 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 31 states, 31 states have (on average 269.0) internal successors, (8339), 31 states have internal predecessors, (8339), 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) [2021-12-22 13:38:54,213 INFO L81 ComplementDD]: Finished complementDD. Result has 31 states, 31 states have (on average 269.0) internal successors, (8339), 31 states have internal predecessors, (8339), 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) [2021-12-22 13:38:54,214 INFO L186 Difference]: Start difference. First operand has 265 places, 247 transitions, 664 flow. Second operand 30 states and 6511 transitions. [2021-12-22 13:38:54,214 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 294 places, 273 transitions, 926 flow [2021-12-22 13:38:54,216 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 288 places, 273 transitions, 896 flow, removed 9 selfloop flow, removed 6 redundant places. [2021-12-22 13:38:54,218 INFO L242 Difference]: Finished difference. Result has 292 places, 257 transitions, 792 flow [2021-12-22 13:38:54,219 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=269, PETRI_DIFFERENCE_MINUEND_FLOW=640, PETRI_DIFFERENCE_MINUEND_PLACES=259, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=247, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=22, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=224, PETRI_DIFFERENCE_SUBTRAHEND_STATES=30, PETRI_FLOW=792, PETRI_PLACES=292, PETRI_TRANSITIONS=257} [2021-12-22 13:38:54,219 INFO L334 CegarLoopForPetriNet]: 229 programPoint places, 63 predicate places. [2021-12-22 13:38:54,219 INFO L470 AbstractCegarLoop]: Abstraction has has 292 places, 257 transitions, 792 flow [2021-12-22 13:38:54,220 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 217.47826086956522) internal successors, (5002), 23 states have internal predecessors, (5002), 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) [2021-12-22 13:38:54,220 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:38:54,220 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 13:38:54,240 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-12-22 13:38:54,435 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 13:38:54,435 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-12-22 13:38:54,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:38:54,436 INFO L85 PathProgramCache]: Analyzing trace with hash -1312549664, now seen corresponding path program 4 times [2021-12-22 13:38:54,436 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:38:54,436 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [354617617] [2021-12-22 13:38:54,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:38:54,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:38:54,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 13:38:54,454 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 13:38:54,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 13:38:54,484 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 13:38:54,485 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-22 13:38:54,485 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION (4 of 5 remaining) [2021-12-22 13:38:54,485 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 5 remaining) [2021-12-22 13:38:54,485 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 5 remaining) [2021-12-22 13:38:54,485 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 5 remaining) [2021-12-22 13:38:54,486 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 5 remaining) [2021-12-22 13:38:54,486 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-12-22 13:38:54,486 INFO L732 BasicCegarLoop]: Path program histogram: [4, 1, 1, 1] [2021-12-22 13:38:54,486 WARN L234 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2021-12-22 13:38:54,486 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2021-12-22 13:38:54,499 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,500 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,500 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,500 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,500 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,500 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,500 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,500 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,500 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,501 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,501 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,501 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,501 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,501 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,501 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,501 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,501 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,502 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,502 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,502 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,502 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,502 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,502 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,502 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,502 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,502 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,503 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,503 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,503 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,503 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,503 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,503 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,503 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,503 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,504 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,504 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,504 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,504 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,504 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,504 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,504 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,504 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,504 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,505 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,505 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,505 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,505 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,505 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,505 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,505 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,506 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,506 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,506 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,506 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,506 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,506 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,506 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,506 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,506 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,507 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,507 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,507 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,507 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,507 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,507 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,507 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,507 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,508 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,508 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,508 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,508 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,508 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,508 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,508 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,508 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,509 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,509 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,509 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,509 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,509 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,509 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,509 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,509 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,509 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,510 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,510 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,510 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,510 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,510 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,510 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,510 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,510 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,511 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,511 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,511 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,511 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,511 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,511 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,511 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,511 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,511 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,512 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,512 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,512 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,512 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,512 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,512 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,512 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,512 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,513 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,513 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,513 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,513 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,513 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,513 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,513 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,513 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,513 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,514 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,514 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,514 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,514 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,514 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,514 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,514 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,514 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,516 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,516 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,516 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,517 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,517 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,517 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,517 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,517 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,517 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,517 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,517 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,518 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,518 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,518 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,518 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,519 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,519 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,519 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,519 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,519 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,520 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,520 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,520 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,520 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,520 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,520 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,520 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,520 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,520 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,521 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,521 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,521 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,521 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,521 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,521 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,521 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,521 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,521 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,522 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,522 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,522 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,522 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,522 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,522 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,522 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,522 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,523 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,523 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,523 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,523 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,523 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,523 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,523 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,523 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,524 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,524 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,524 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,524 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,524 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,524 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,524 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,524 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,524 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,525 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,525 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,525 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,525 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,525 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,525 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,525 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,525 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,526 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,526 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,526 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,526 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,526 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,526 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,526 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,526 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,528 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,528 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,528 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,528 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,528 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,528 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,528 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,528 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,528 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,529 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,529 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,529 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,529 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,529 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,529 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,529 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,529 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,530 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,530 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,530 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,530 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,530 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,530 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,530 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,530 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,530 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,531 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,531 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,531 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,531 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,531 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,531 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,531 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,531 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,531 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,532 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,532 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,532 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,532 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,532 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,532 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,533 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,533 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,533 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,533 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,533 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,533 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,533 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,533 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,534 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,534 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,534 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,534 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,534 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,534 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,534 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,534 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,534 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,535 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,535 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,535 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,535 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,535 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,535 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,535 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,535 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,535 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,536 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,536 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,536 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,536 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,536 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,536 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,536 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,536 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,537 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,537 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,537 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,537 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,537 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,537 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,537 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,537 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,537 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,538 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,538 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,538 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,538 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,538 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,538 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,538 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,538 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,539 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,539 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,539 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,539 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,539 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,539 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,539 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,539 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,539 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,540 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,540 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,540 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,540 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,540 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,540 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,540 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,541 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,541 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,541 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,541 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,541 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,541 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,541 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,541 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,541 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,542 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,542 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,542 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,542 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,542 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,542 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,542 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,542 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,543 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,543 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,543 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,543 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,543 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,543 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,543 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,543 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,543 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,544 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,544 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,544 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,544 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,544 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,544 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,544 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,544 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,545 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,545 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,545 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,545 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,545 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,545 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,545 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,545 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,548 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,548 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,548 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,548 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,548 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,548 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,549 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,549 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,549 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,549 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,549 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,549 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,549 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,549 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,549 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,550 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,550 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,550 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,550 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,550 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,550 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,550 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,551 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,551 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,551 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,551 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,551 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,551 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,551 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,552 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,552 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,552 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,552 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,552 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,552 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,552 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,552 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,552 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,553 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,553 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,553 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,553 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,553 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,553 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,554 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,554 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,554 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,555 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,555 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,555 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,555 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,555 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,555 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,555 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,555 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,555 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,555 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,556 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,556 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,556 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,556 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,556 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,556 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,556 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,556 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,556 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:38:54,558 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-12-22 13:38:54,559 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-22 13:38:54,559 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 [2021-12-22 13:38:54,559 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-12-22 13:38:54,561 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 289 places, 341 transitions, 712 flow [2021-12-22 13:38:54,639 INFO L129 PetriNetUnfolder]: 110/640 cut-off events. [2021-12-22 13:38:54,639 INFO L130 PetriNetUnfolder]: For 19/22 co-relation queries the response was YES. [2021-12-22 13:38:54,645 INFO L84 FinitePrefix]: Finished finitePrefix Result has 668 conditions, 640 events. 110/640 cut-off events. For 19/22 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 2832 event pairs, 1 based on Foata normal form. 0/519 useless extension candidates. Maximal degree in co-relation 446. Up to 16 conditions per place. [2021-12-22 13:38:54,645 INFO L82 GeneralOperation]: Start removeDead. Operand has 289 places, 341 transitions, 712 flow [2021-12-22 13:38:54,651 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 289 places, 341 transitions, 712 flow [2021-12-22 13:38:54,656 INFO L129 PetriNetUnfolder]: 15/137 cut-off events. [2021-12-22 13:38:54,656 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-12-22 13:38:54,656 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:38:54,656 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 13:38:54,656 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-12-22 13:38:54,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:38:54,657 INFO L85 PathProgramCache]: Analyzing trace with hash 1898214065, now seen corresponding path program 1 times [2021-12-22 13:38:54,657 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:38:54,657 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [683035528] [2021-12-22 13:38:54,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:38:54,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:38:54,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:38:54,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 13:38:54,671 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 13:38:54,671 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [683035528] [2021-12-22 13:38:54,671 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [683035528] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 13:38:54,671 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 13:38:54,671 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-22 13:38:54,671 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [867305283] [2021-12-22 13:38:54,672 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 13:38:54,672 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-22 13:38:54,672 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 13:38:54,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-22 13:38:54,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-22 13:38:54,673 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 273 out of 341 [2021-12-22 13:38:54,673 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 289 places, 341 transitions, 712 flow. Second operand has 3 states, 3 states have (on average 274.0) internal successors, (822), 3 states have internal predecessors, (822), 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) [2021-12-22 13:38:54,673 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-22 13:38:54,673 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 273 of 341 [2021-12-22 13:38:54,673 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-22 13:38:54,741 INFO L129 PetriNetUnfolder]: 16/543 cut-off events. [2021-12-22 13:38:54,741 INFO L130 PetriNetUnfolder]: For 53/68 co-relation queries the response was YES. [2021-12-22 13:38:54,747 INFO L84 FinitePrefix]: Finished finitePrefix Result has 598 conditions, 543 events. 16/543 cut-off events. For 53/68 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 2452 event pairs, 1 based on Foata normal form. 208/720 useless extension candidates. Maximal degree in co-relation 396. Up to 23 conditions per place. [2021-12-22 13:38:54,748 INFO L132 encePairwiseOnDemand]: 287/341 looper letters, 15 selfloop transitions, 2 changer transitions 1/290 dead transitions. [2021-12-22 13:38:54,748 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 287 places, 290 transitions, 644 flow [2021-12-22 13:38:54,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-22 13:38:54,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-12-22 13:38:54,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 889 transitions. [2021-12-22 13:38:54,750 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8690127077223851 [2021-12-22 13:38:54,750 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 889 transitions. [2021-12-22 13:38:54,750 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 889 transitions. [2021-12-22 13:38:54,751 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 13:38:54,751 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 889 transitions. [2021-12-22 13:38:54,752 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 296.3333333333333) internal successors, (889), 3 states have internal predecessors, (889), 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) [2021-12-22 13:38:54,753 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 341.0) internal successors, (1364), 4 states have internal predecessors, (1364), 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) [2021-12-22 13:38:54,753 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 341.0) internal successors, (1364), 4 states have internal predecessors, (1364), 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) [2021-12-22 13:38:54,753 INFO L186 Difference]: Start difference. First operand has 289 places, 341 transitions, 712 flow. Second operand 3 states and 889 transitions. [2021-12-22 13:38:54,753 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 287 places, 290 transitions, 644 flow [2021-12-22 13:38:54,754 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 287 places, 290 transitions, 644 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-12-22 13:38:54,757 INFO L242 Difference]: Finished difference. Result has 288 places, 286 transitions, 612 flow [2021-12-22 13:38:54,757 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=341, PETRI_DIFFERENCE_MINUEND_FLOW=602, PETRI_DIFFERENCE_MINUEND_PLACES=285, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=286, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=284, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=612, PETRI_PLACES=288, PETRI_TRANSITIONS=286} [2021-12-22 13:38:54,758 INFO L334 CegarLoopForPetriNet]: 289 programPoint places, -1 predicate places. [2021-12-22 13:38:54,758 INFO L470 AbstractCegarLoop]: Abstraction has has 288 places, 286 transitions, 612 flow [2021-12-22 13:38:54,759 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 274.0) internal successors, (822), 3 states have internal predecessors, (822), 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) [2021-12-22 13:38:54,759 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:38:54,759 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 13:38:54,759 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-12-22 13:38:54,759 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-12-22 13:38:54,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:38:54,759 INFO L85 PathProgramCache]: Analyzing trace with hash -163255965, now seen corresponding path program 1 times [2021-12-22 13:38:54,759 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:38:54,759 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [447819639] [2021-12-22 13:38:54,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:38:54,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:38:54,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:38:54,781 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 13:38:54,781 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 13:38:54,781 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [447819639] [2021-12-22 13:38:54,781 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [447819639] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-22 13:38:54,781 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1428278111] [2021-12-22 13:38:54,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:38:54,781 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 13:38:54,781 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 13:38:54,782 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-22 13:38:54,784 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-12-22 13:38:54,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:38:54,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-22 13:38:54,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 13:38:54,923 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-22 13:38:54,923 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-22 13:38:54,924 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1428278111] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 13:38:54,924 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-22 13:38:54,924 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2021-12-22 13:38:54,924 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2121518144] [2021-12-22 13:38:54,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 13:38:54,925 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-22 13:38:54,925 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 13:38:54,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-22 13:38:54,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-22 13:38:54,926 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 273 out of 341 [2021-12-22 13:38:54,927 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 288 places, 286 transitions, 612 flow. Second operand has 3 states, 3 states have (on average 274.0) internal successors, (822), 3 states have internal predecessors, (822), 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) [2021-12-22 13:38:54,927 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-22 13:38:54,927 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 273 of 341 [2021-12-22 13:38:54,927 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-22 13:38:54,993 INFO L129 PetriNetUnfolder]: 14/497 cut-off events. [2021-12-22 13:38:54,993 INFO L130 PetriNetUnfolder]: For 62/152 co-relation queries the response was YES. [2021-12-22 13:38:54,998 INFO L84 FinitePrefix]: Finished finitePrefix Result has 567 conditions, 497 events. 14/497 cut-off events. For 62/152 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 2139 event pairs, 1 based on Foata normal form. 1/472 useless extension candidates. Maximal degree in co-relation 529. Up to 30 conditions per place. [2021-12-22 13:38:55,000 INFO L132 encePairwiseOnDemand]: 338/341 looper letters, 15 selfloop transitions, 2 changer transitions 0/290 dead transitions. [2021-12-22 13:38:55,000 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 289 places, 290 transitions, 654 flow [2021-12-22 13:38:55,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-22 13:38:55,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-12-22 13:38:55,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 837 transitions. [2021-12-22 13:38:55,001 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8181818181818182 [2021-12-22 13:38:55,001 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 837 transitions. [2021-12-22 13:38:55,001 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 837 transitions. [2021-12-22 13:38:55,002 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 13:38:55,002 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 837 transitions. [2021-12-22 13:38:55,003 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 279.0) internal successors, (837), 3 states have internal predecessors, (837), 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) [2021-12-22 13:38:55,004 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 341.0) internal successors, (1364), 4 states have internal predecessors, (1364), 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) [2021-12-22 13:38:55,004 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 341.0) internal successors, (1364), 4 states have internal predecessors, (1364), 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) [2021-12-22 13:38:55,004 INFO L186 Difference]: Start difference. First operand has 288 places, 286 transitions, 612 flow. Second operand 3 states and 837 transitions. [2021-12-22 13:38:55,004 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 289 places, 290 transitions, 654 flow [2021-12-22 13:38:55,006 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 288 places, 290 transitions, 652 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-12-22 13:38:55,008 INFO L242 Difference]: Finished difference. Result has 289 places, 287 transitions, 622 flow [2021-12-22 13:38:55,008 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=341, PETRI_DIFFERENCE_MINUEND_FLOW=610, PETRI_DIFFERENCE_MINUEND_PLACES=286, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=286, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=284, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=622, PETRI_PLACES=289, PETRI_TRANSITIONS=287} [2021-12-22 13:38:55,009 INFO L334 CegarLoopForPetriNet]: 289 programPoint places, 0 predicate places. [2021-12-22 13:38:55,009 INFO L470 AbstractCegarLoop]: Abstraction has has 289 places, 287 transitions, 622 flow [2021-12-22 13:38:55,009 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 274.0) internal successors, (822), 3 states have internal predecessors, (822), 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) [2021-12-22 13:38:55,009 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:38:55,010 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 13:38:55,028 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-12-22 13:38:55,223 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-12-22 13:38:55,224 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-12-22 13:38:55,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:38:55,224 INFO L85 PathProgramCache]: Analyzing trace with hash -522046394, now seen corresponding path program 1 times [2021-12-22 13:38:55,224 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:38:55,224 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [342854744] [2021-12-22 13:38:55,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:38:55,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:38:55,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:38:55,258 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-22 13:38:55,258 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 13:38:55,258 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [342854744] [2021-12-22 13:38:55,258 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [342854744] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-22 13:38:55,258 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1065855170] [2021-12-22 13:38:55,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:38:55,258 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 13:38:55,259 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 13:38:55,259 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-22 13:38:55,260 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-12-22 13:38:55,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:38:55,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-22 13:38:55,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 13:38:55,417 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-22 13:38:55,417 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-22 13:38:55,505 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-22 13:38:55,505 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1065855170] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-22 13:38:55,505 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-22 13:38:55,505 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2021-12-22 13:38:55,506 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1472036741] [2021-12-22 13:38:55,506 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-22 13:38:55,506 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-12-22 13:38:55,506 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 13:38:55,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-12-22 13:38:55,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2021-12-22 13:38:55,508 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 272 out of 341 [2021-12-22 13:38:55,509 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 289 places, 287 transitions, 622 flow. Second operand has 10 states, 10 states have (on average 274.1) internal successors, (2741), 10 states have internal predecessors, (2741), 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) [2021-12-22 13:38:55,509 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-22 13:38:55,509 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 272 of 341 [2021-12-22 13:38:55,509 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-22 13:38:55,632 INFO L129 PetriNetUnfolder]: 14/504 cut-off events. [2021-12-22 13:38:55,632 INFO L130 PetriNetUnfolder]: For 54/69 co-relation queries the response was YES. [2021-12-22 13:38:55,636 INFO L84 FinitePrefix]: Finished finitePrefix Result has 583 conditions, 504 events. 14/504 cut-off events. For 54/69 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 2128 event pairs, 1 based on Foata normal form. 2/483 useless extension candidates. Maximal degree in co-relation 511. Up to 20 conditions per place. [2021-12-22 13:38:55,637 INFO L132 encePairwiseOnDemand]: 335/341 looper letters, 16 selfloop transitions, 9 changer transitions 0/297 dead transitions. [2021-12-22 13:38:55,637 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 297 places, 297 transitions, 694 flow [2021-12-22 13:38:55,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-22 13:38:55,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-12-22 13:38:55,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 2475 transitions. [2021-12-22 13:38:55,640 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8064516129032258 [2021-12-22 13:38:55,640 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 2475 transitions. [2021-12-22 13:38:55,640 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 2475 transitions. [2021-12-22 13:38:55,640 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 13:38:55,640 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 2475 transitions. [2021-12-22 13:38:55,643 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 275.0) internal successors, (2475), 9 states have internal predecessors, (2475), 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) [2021-12-22 13:38:55,645 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 341.0) internal successors, (3410), 10 states have internal predecessors, (3410), 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) [2021-12-22 13:38:55,645 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 341.0) internal successors, (3410), 10 states have internal predecessors, (3410), 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) [2021-12-22 13:38:55,645 INFO L186 Difference]: Start difference. First operand has 289 places, 287 transitions, 622 flow. Second operand 9 states and 2475 transitions. [2021-12-22 13:38:55,646 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 297 places, 297 transitions, 694 flow [2021-12-22 13:38:55,647 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 296 places, 297 transitions, 692 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-12-22 13:38:55,649 INFO L242 Difference]: Finished difference. Result has 299 places, 293 transitions, 670 flow [2021-12-22 13:38:55,650 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=341, PETRI_DIFFERENCE_MINUEND_FLOW=620, PETRI_DIFFERENCE_MINUEND_PLACES=288, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=287, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=281, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=670, PETRI_PLACES=299, PETRI_TRANSITIONS=293} [2021-12-22 13:38:55,650 INFO L334 CegarLoopForPetriNet]: 289 programPoint places, 10 predicate places. [2021-12-22 13:38:55,650 INFO L470 AbstractCegarLoop]: Abstraction has has 299 places, 293 transitions, 670 flow [2021-12-22 13:38:55,651 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 274.1) internal successors, (2741), 10 states have internal predecessors, (2741), 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) [2021-12-22 13:38:55,651 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:38:55,651 INFO L254 CegarLoopForPetriNet]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 13:38:55,673 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-12-22 13:38:55,871 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-12-22 13:38:55,871 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-12-22 13:38:55,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:38:55,872 INFO L85 PathProgramCache]: Analyzing trace with hash -2078839546, now seen corresponding path program 2 times [2021-12-22 13:38:55,872 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:38:55,872 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1486945576] [2021-12-22 13:38:55,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:38:55,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:38:55,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:38:55,897 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-12-22 13:38:55,897 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 13:38:55,898 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1486945576] [2021-12-22 13:38:55,898 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1486945576] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-22 13:38:55,898 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [470578244] [2021-12-22 13:38:55,898 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-22 13:38:55,898 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 13:38:55,898 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 13:38:55,899 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-22 13:38:55,906 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-12-22 13:38:55,984 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-22 13:38:55,985 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-22 13:38:55,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-22 13:38:55,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 13:38:56,103 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-22 13:38:56,104 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-22 13:38:56,234 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-22 13:38:56,234 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [470578244] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-22 13:38:56,234 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-22 13:38:56,234 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 9, 9] total 19 [2021-12-22 13:38:56,234 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086077198] [2021-12-22 13:38:56,234 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-22 13:38:56,235 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-12-22 13:38:56,235 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 13:38:56,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-12-22 13:38:56,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2021-12-22 13:38:56,238 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 265 out of 341 [2021-12-22 13:38:56,241 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 299 places, 293 transitions, 670 flow. Second operand has 19 states, 19 states have (on average 268.05263157894734) internal successors, (5093), 19 states have internal predecessors, (5093), 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) [2021-12-22 13:38:56,241 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-22 13:38:56,241 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 265 of 341 [2021-12-22 13:38:56,241 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-22 13:38:56,481 INFO L129 PetriNetUnfolder]: 12/479 cut-off events. [2021-12-22 13:38:56,481 INFO L130 PetriNetUnfolder]: For 65/87 co-relation queries the response was YES. [2021-12-22 13:38:56,485 INFO L84 FinitePrefix]: Finished finitePrefix Result has 646 conditions, 479 events. 12/479 cut-off events. For 65/87 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 1718 event pairs, 2 based on Foata normal form. 6/464 useless extension candidates. Maximal degree in co-relation 489. Up to 29 conditions per place. [2021-12-22 13:38:56,487 INFO L132 encePairwiseOnDemand]: 330/341 looper letters, 35 selfloop transitions, 26 changer transitions 0/325 dead transitions. [2021-12-22 13:38:56,487 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 323 places, 325 transitions, 918 flow [2021-12-22 13:38:56,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-12-22 13:38:56,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2021-12-22 13:38:56,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 6691 transitions. [2021-12-22 13:38:56,491 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7848680351906159 [2021-12-22 13:38:56,491 INFO L72 ComplementDD]: Start complementDD. Operand 25 states and 6691 transitions. [2021-12-22 13:38:56,491 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 6691 transitions. [2021-12-22 13:38:56,492 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 13:38:56,492 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 25 states and 6691 transitions. [2021-12-22 13:38:56,498 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 26 states, 25 states have (on average 267.64) internal successors, (6691), 25 states have internal predecessors, (6691), 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) [2021-12-22 13:38:56,505 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 26 states, 26 states have (on average 341.0) internal successors, (8866), 26 states have internal predecessors, (8866), 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) [2021-12-22 13:38:56,506 INFO L81 ComplementDD]: Finished complementDD. Result has 26 states, 26 states have (on average 341.0) internal successors, (8866), 26 states have internal predecessors, (8866), 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) [2021-12-22 13:38:56,506 INFO L186 Difference]: Start difference. First operand has 299 places, 293 transitions, 670 flow. Second operand 25 states and 6691 transitions. [2021-12-22 13:38:56,506 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 323 places, 325 transitions, 918 flow [2021-12-22 13:38:56,508 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 322 places, 325 transitions, 904 flow, removed 6 selfloop flow, removed 1 redundant places. [2021-12-22 13:38:56,510 INFO L242 Difference]: Finished difference. Result has 330 places, 309 transitions, 828 flow [2021-12-22 13:38:56,511 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=341, PETRI_DIFFERENCE_MINUEND_FLOW=664, PETRI_DIFFERENCE_MINUEND_PLACES=298, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=293, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=277, PETRI_DIFFERENCE_SUBTRAHEND_STATES=25, PETRI_FLOW=828, PETRI_PLACES=330, PETRI_TRANSITIONS=309} [2021-12-22 13:38:56,511 INFO L334 CegarLoopForPetriNet]: 289 programPoint places, 41 predicate places. [2021-12-22 13:38:56,511 INFO L470 AbstractCegarLoop]: Abstraction has has 330 places, 309 transitions, 828 flow [2021-12-22 13:38:56,512 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 268.05263157894734) internal successors, (5093), 19 states have internal predecessors, (5093), 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) [2021-12-22 13:38:56,513 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:38:56,513 INFO L254 CegarLoopForPetriNet]: trace histogram [7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 13:38:56,529 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-12-22 13:38:56,727 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-12-22 13:38:56,727 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-12-22 13:38:56,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:38:56,728 INFO L85 PathProgramCache]: Analyzing trace with hash -497132495, now seen corresponding path program 1 times [2021-12-22 13:38:56,728 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:38:56,728 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1642520480] [2021-12-22 13:38:56,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:38:56,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:38:56,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:38:56,842 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 13:38:56,843 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 13:38:56,843 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1642520480] [2021-12-22 13:38:56,843 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1642520480] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-22 13:38:56,843 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [287937881] [2021-12-22 13:38:56,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:38:56,843 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 13:38:56,843 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 13:38:56,844 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-22 13:38:56,845 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-12-22 13:38:56,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:38:56,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 16 conjunts are in the unsatisfiable core [2021-12-22 13:38:56,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 13:38:57,062 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 13:38:57,063 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-22 13:38:57,255 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 13:38:57,256 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [287937881] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-22 13:38:57,256 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-22 13:38:57,256 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 23 [2021-12-22 13:38:57,256 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1198476925] [2021-12-22 13:38:57,256 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-22 13:38:57,257 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-12-22 13:38:57,257 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 13:38:57,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-12-22 13:38:57,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2021-12-22 13:38:57,260 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 272 out of 341 [2021-12-22 13:38:57,264 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 330 places, 309 transitions, 828 flow. Second operand has 23 states, 23 states have (on average 274.4347826086956) internal successors, (6312), 23 states have internal predecessors, (6312), 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) [2021-12-22 13:38:57,264 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-22 13:38:57,264 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 272 of 341 [2021-12-22 13:38:57,264 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-22 13:38:57,545 INFO L129 PetriNetUnfolder]: 12/494 cut-off events. [2021-12-22 13:38:57,546 INFO L130 PetriNetUnfolder]: For 169/173 co-relation queries the response was YES. [2021-12-22 13:38:57,551 INFO L84 FinitePrefix]: Finished finitePrefix Result has 746 conditions, 494 events. 12/494 cut-off events. For 169/173 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 1718 event pairs, 2 based on Foata normal form. 3/476 useless extension candidates. Maximal degree in co-relation 525. Up to 20 conditions per place. [2021-12-22 13:38:57,553 INFO L132 encePairwiseOnDemand]: 335/341 looper letters, 30 selfloop transitions, 30 changer transitions 0/335 dead transitions. [2021-12-22 13:38:57,553 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 359 places, 335 transitions, 1094 flow [2021-12-22 13:38:57,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-12-22 13:38:57,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2021-12-22 13:38:57,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 8223 transitions. [2021-12-22 13:38:57,559 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8038123167155425 [2021-12-22 13:38:57,560 INFO L72 ComplementDD]: Start complementDD. Operand 30 states and 8223 transitions. [2021-12-22 13:38:57,560 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 8223 transitions. [2021-12-22 13:38:57,561 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 13:38:57,561 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 30 states and 8223 transitions. [2021-12-22 13:38:57,569 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 31 states, 30 states have (on average 274.1) internal successors, (8223), 30 states have internal predecessors, (8223), 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) [2021-12-22 13:38:57,577 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 31 states, 31 states have (on average 341.0) internal successors, (10571), 31 states have internal predecessors, (10571), 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) [2021-12-22 13:38:57,578 INFO L81 ComplementDD]: Finished complementDD. Result has 31 states, 31 states have (on average 341.0) internal successors, (10571), 31 states have internal predecessors, (10571), 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) [2021-12-22 13:38:57,578 INFO L186 Difference]: Start difference. First operand has 330 places, 309 transitions, 828 flow. Second operand 30 states and 8223 transitions. [2021-12-22 13:38:57,578 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 359 places, 335 transitions, 1094 flow [2021-12-22 13:38:57,581 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 352 places, 335 transitions, 1060 flow, removed 10 selfloop flow, removed 7 redundant places. [2021-12-22 13:38:57,585 INFO L242 Difference]: Finished difference. Result has 356 places, 319 transitions, 952 flow [2021-12-22 13:38:57,585 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=341, PETRI_DIFFERENCE_MINUEND_FLOW=800, PETRI_DIFFERENCE_MINUEND_PLACES=323, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=309, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=22, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=286, PETRI_DIFFERENCE_SUBTRAHEND_STATES=30, PETRI_FLOW=952, PETRI_PLACES=356, PETRI_TRANSITIONS=319} [2021-12-22 13:38:57,585 INFO L334 CegarLoopForPetriNet]: 289 programPoint places, 67 predicate places. [2021-12-22 13:38:57,585 INFO L470 AbstractCegarLoop]: Abstraction has has 356 places, 319 transitions, 952 flow [2021-12-22 13:38:57,587 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 274.4347826086956) internal successors, (6312), 23 states have internal predecessors, (6312), 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) [2021-12-22 13:38:57,587 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:38:57,587 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 13:38:57,606 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-12-22 13:38:57,804 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-12-22 13:38:57,804 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-12-22 13:38:57,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:38:57,805 INFO L85 PathProgramCache]: Analyzing trace with hash 28146467, now seen corresponding path program 2 times [2021-12-22 13:38:57,805 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:38:57,805 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1642130028] [2021-12-22 13:38:57,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:38:57,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:38:57,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:38:58,048 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-12-22 13:38:58,048 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 13:38:58,048 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1642130028] [2021-12-22 13:38:58,048 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1642130028] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 13:38:58,048 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 13:38:58,048 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-12-22 13:38:58,049 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351539252] [2021-12-22 13:38:58,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 13:38:58,050 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-12-22 13:38:58,050 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 13:38:58,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-12-22 13:38:58,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2021-12-22 13:38:58,052 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 201 out of 341 [2021-12-22 13:38:58,053 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 356 places, 319 transitions, 952 flow. Second operand has 13 states, 13 states have (on average 203.23076923076923) internal successors, (2642), 13 states have internal predecessors, (2642), 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) [2021-12-22 13:38:58,053 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-22 13:38:58,053 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 201 of 341 [2021-12-22 13:38:58,054 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand