./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-ext/32_pthread5_vs.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ff03de63 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-ext/32_pthread5_vs.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 a1dca423de1ee0965d72c4be0ada5e821e4dbfc023ab1c498b90df0e18b4c1f3 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ff03de6 [2021-12-21 14:59:57,308 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 14:59:57,309 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 14:59:57,341 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 14:59:57,341 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 14:59:57,342 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 14:59:57,343 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 14:59:57,344 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 14:59:57,345 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 14:59:57,345 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 14:59:57,346 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 14:59:57,346 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 14:59:57,347 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 14:59:57,347 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 14:59:57,348 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 14:59:57,349 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 14:59:57,349 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 14:59:57,350 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 14:59:57,351 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 14:59:57,365 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 14:59:57,371 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 14:59:57,373 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 14:59:57,374 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 14:59:57,374 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 14:59:57,376 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 14:59:57,381 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 14:59:57,381 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 14:59:57,382 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 14:59:57,382 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 14:59:57,383 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 14:59:57,383 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 14:59:57,384 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 14:59:57,384 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 14:59:57,385 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 14:59:57,386 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 14:59:57,387 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 14:59:57,387 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 14:59:57,388 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 14:59:57,388 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 14:59:57,389 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 14:59:57,390 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 14:59:57,391 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-21 14:59:57,410 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 14:59:57,410 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 14:59:57,411 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 14:59:57,411 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 14:59:57,411 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-21 14:59:57,412 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-21 14:59:57,412 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 14:59:57,412 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 14:59:57,412 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 14:59:57,413 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 14:59:57,413 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-21 14:59:57,413 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-21 14:59:57,413 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-21 14:59:57,413 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 14:59:57,413 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-21 14:59:57,413 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-21 14:59:57,414 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-21 14:59:57,414 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-21 14:59:57,414 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-21 14:59:57,414 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 14:59:57,414 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-21 14:59:57,414 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 14:59:57,415 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 14:59:57,415 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-21 14:59:57,415 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 14:59:57,415 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 14:59:57,415 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-21 14:59:57,415 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-21 14:59:57,416 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-21 14:59:57,416 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-21 14:59:57,416 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-21 14:59:57,416 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-21 14:59:57,416 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-21 14:59:57,416 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 14:59:57,416 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1dca423de1ee0965d72c4be0ada5e821e4dbfc023ab1c498b90df0e18b4c1f3 [2021-12-21 14:59:57,592 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 14:59:57,621 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 14:59:57,623 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 14:59:57,626 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 14:59:57,626 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 14:59:57,627 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/32_pthread5_vs.i [2021-12-21 14:59:57,689 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5778c2777/86c917136c804496a89867d65ce64d8c/FLAGc7589c9e6 [2021-12-21 14:59:58,076 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 14:59:58,077 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/32_pthread5_vs.i [2021-12-21 14:59:58,086 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5778c2777/86c917136c804496a89867d65ce64d8c/FLAGc7589c9e6 [2021-12-21 14:59:58,462 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5778c2777/86c917136c804496a89867d65ce64d8c [2021-12-21 14:59:58,464 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 14:59:58,465 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 14:59:58,479 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 14:59:58,480 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 14:59:58,482 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 14:59:58,483 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 02:59:58" (1/1) ... [2021-12-21 14:59:58,484 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51791683 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 02:59:58, skipping insertion in model container [2021-12-21 14:59:58,484 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 02:59:58" (1/1) ... [2021-12-21 14:59:58,488 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 14:59:58,509 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 14:59:58,748 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/32_pthread5_vs.i[30454,30467] [2021-12-21 14:59:58,752 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/32_pthread5_vs.i[30634,30647] [2021-12-21 14:59:58,761 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 14:59:58,768 INFO L203 MainTranslator]: Completed pre-run [2021-12-21 14:59:58,808 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/32_pthread5_vs.i[30454,30467] [2021-12-21 14:59:58,809 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/32_pthread5_vs.i[30634,30647] [2021-12-21 14:59:58,812 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 14:59:58,835 INFO L208 MainTranslator]: Completed translation [2021-12-21 14:59:58,835 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 02:59:58 WrapperNode [2021-12-21 14:59:58,835 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-21 14:59:58,836 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-21 14:59:58,837 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-21 14:59:58,837 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-21 14:59:58,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 02:59:58" (1/1) ... [2021-12-21 14:59:58,866 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 02:59:58" (1/1) ... [2021-12-21 14:59:58,891 INFO L137 Inliner]: procedures = 172, calls = 24, calls flagged for inlining = 12, calls inlined = 18, statements flattened = 128 [2021-12-21 14:59:58,892 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-21 14:59:58,893 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-21 14:59:58,893 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-21 14:59:58,893 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-21 14:59:58,898 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 02:59:58" (1/1) ... [2021-12-21 14:59:58,899 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 02:59:58" (1/1) ... [2021-12-21 14:59:58,908 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 02:59:58" (1/1) ... [2021-12-21 14:59:58,908 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 02:59:58" (1/1) ... [2021-12-21 14:59:58,912 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 02:59:58" (1/1) ... [2021-12-21 14:59:58,918 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 02:59:58" (1/1) ... [2021-12-21 14:59:58,920 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 02:59:58" (1/1) ... [2021-12-21 14:59:58,927 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-21 14:59:58,932 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-21 14:59:58,933 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-21 14:59:58,933 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-21 14:59:58,934 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 02:59:58" (1/1) ... [2021-12-21 14:59:58,940 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 14:59:58,947 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 14:59:58,961 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-21 14:59:58,979 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-21 14:59:59,004 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2021-12-21 14:59:59,004 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2021-12-21 14:59:59,005 INFO L130 BoogieDeclarations]: Found specification of procedure thr3 [2021-12-21 14:59:59,005 INFO L138 BoogieDeclarations]: Found implementation of procedure thr3 [2021-12-21 14:59:59,006 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-12-21 14:59:59,006 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-12-21 14:59:59,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-21 14:59:59,006 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-21 14:59:59,006 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-21 14:59:59,006 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-21 14:59:59,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-21 14:59:59,006 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-21 14:59:59,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-21 14:59:59,008 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-12-21 14:59:59,131 INFO L234 CfgBuilder]: Building ICFG [2021-12-21 14:59:59,132 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-21 14:59:59,327 INFO L275 CfgBuilder]: Performing block encoding [2021-12-21 14:59:59,370 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-21 14:59:59,371 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-12-21 14:59:59,373 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 02:59:59 BoogieIcfgContainer [2021-12-21 14:59:59,373 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-21 14:59:59,374 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-21 14:59:59,374 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-21 14:59:59,378 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-21 14:59:59,378 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.12 02:59:58" (1/3) ... [2021-12-21 14:59:59,379 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@778e9e00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 02:59:59, skipping insertion in model container [2021-12-21 14:59:59,379 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 02:59:58" (2/3) ... [2021-12-21 14:59:59,379 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@778e9e00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 02:59:59, skipping insertion in model container [2021-12-21 14:59:59,379 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 02:59:59" (3/3) ... [2021-12-21 14:59:59,380 INFO L111 eAbstractionObserver]: Analyzing ICFG 32_pthread5_vs.i [2021-12-21 14:59:59,384 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-12-21 14:59:59,384 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-21 14:59:59,385 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-12-21 14:59:59,385 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-12-21 14:59:59,414 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,414 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,415 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,415 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,415 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,415 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,421 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,421 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,427 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,428 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,428 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,428 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,428 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,428 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,428 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,429 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,429 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,429 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,429 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,429 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,430 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,430 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,430 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,430 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,431 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,431 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,431 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,431 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,431 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,431 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,432 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,432 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,432 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,432 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,433 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,433 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,433 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,433 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,434 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,434 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,434 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,434 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,434 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,434 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,435 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,435 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,435 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,435 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,435 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,435 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,436 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,436 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,436 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,436 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,437 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,437 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,437 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,437 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,438 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,438 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,438 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,438 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,438 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,438 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,438 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,439 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,439 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,439 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,439 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,439 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,440 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,440 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,440 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,440 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,440 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,440 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,441 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,441 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,443 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,444 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,444 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,444 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,444 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,444 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,445 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,445 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,445 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,445 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,446 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,446 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,446 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,446 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,447 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,447 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,447 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,450 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,450 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 14:59:59,451 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-12-21 14:59:59,510 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-21 14:59:59,514 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-21 14:59:59,514 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-12-21 14:59:59,537 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 93 places, 91 transitions, 197 flow [2021-12-21 14:59:59,581 INFO L129 PetriNetUnfolder]: 8/100 cut-off events. [2021-12-21 14:59:59,581 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-12-21 14:59:59,586 INFO L84 FinitePrefix]: Finished finitePrefix Result has 111 conditions, 100 events. 8/100 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 153 event pairs, 0 based on Foata normal form. 0/88 useless extension candidates. Maximal degree in co-relation 83. Up to 4 conditions per place. [2021-12-21 14:59:59,586 INFO L82 GeneralOperation]: Start removeDead. Operand has 93 places, 91 transitions, 197 flow [2021-12-21 14:59:59,590 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 91 places, 89 transitions, 189 flow [2021-12-21 14:59:59,599 INFO L129 PetriNetUnfolder]: 3/53 cut-off events. [2021-12-21 14:59:59,611 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-12-21 14:59:59,611 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-21 14:59:59,612 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] [2021-12-21 14:59:59,613 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thr2Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION (and 3 more)] === [2021-12-21 14:59:59,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 14:59:59,617 INFO L85 PathProgramCache]: Analyzing trace with hash 542323430, now seen corresponding path program 1 times [2021-12-21 14:59:59,625 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 14:59:59,626 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1177123208] [2021-12-21 14:59:59,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 14:59:59,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 14:59:59,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 14:59:59,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 14:59:59,814 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 14:59:59,815 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1177123208] [2021-12-21 14:59:59,815 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1177123208] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 14:59:59,816 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 14:59:59,816 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-21 14:59:59,817 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [45662711] [2021-12-21 14:59:59,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 14:59:59,824 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-21 14:59:59,825 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 14:59:59,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-21 14:59:59,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-21 14:59:59,857 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 62 out of 91 [2021-12-21 14:59:59,860 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 91 places, 89 transitions, 189 flow. Second operand has 4 states, 4 states have (on average 63.5) internal successors, (254), 4 states have internal predecessors, (254), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 14:59:59,861 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-21 14:59:59,861 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 62 of 91 [2021-12-21 14:59:59,862 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-21 15:00:00,197 INFO L129 PetriNetUnfolder]: 769/1730 cut-off events. [2021-12-21 15:00:00,197 INFO L130 PetriNetUnfolder]: For 37/37 co-relation queries the response was YES. [2021-12-21 15:00:00,205 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3052 conditions, 1730 events. 769/1730 cut-off events. For 37/37 co-relation queries the response was YES. Maximal size of possible extension queue 129. Compared 12130 event pairs, 147 based on Foata normal form. 773/2393 useless extension candidates. Maximal degree in co-relation 3020. Up to 427 conditions per place. [2021-12-21 15:00:00,218 INFO L132 encePairwiseOnDemand]: 76/91 looper letters, 48 selfloop transitions, 12 changer transitions 0/113 dead transitions. [2021-12-21 15:00:00,218 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 84 places, 113 transitions, 366 flow [2021-12-21 15:00:00,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-21 15:00:00,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-12-21 15:00:00,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 398 transitions. [2021-12-21 15:00:00,244 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8747252747252747 [2021-12-21 15:00:00,245 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 398 transitions. [2021-12-21 15:00:00,245 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 398 transitions. [2021-12-21 15:00:00,249 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-21 15:00:00,251 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 398 transitions. [2021-12-21 15:00:00,255 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 79.6) internal successors, (398), 5 states have internal predecessors, (398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:00,263 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 91.0) internal successors, (546), 6 states have internal predecessors, (546), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:00,263 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 91.0) internal successors, (546), 6 states have internal predecessors, (546), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:00,265 INFO L186 Difference]: Start difference. First operand has 91 places, 89 transitions, 189 flow. Second operand 5 states and 398 transitions. [2021-12-21 15:00:00,266 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 84 places, 113 transitions, 366 flow [2021-12-21 15:00:00,271 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 82 places, 113 transitions, 363 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-12-21 15:00:00,274 INFO L242 Difference]: Finished difference. Result has 86 places, 83 transitions, 247 flow [2021-12-21 15:00:00,276 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=157, PETRI_DIFFERENCE_MINUEND_PLACES=78, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=74, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=66, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=247, PETRI_PLACES=86, PETRI_TRANSITIONS=83} [2021-12-21 15:00:00,281 INFO L334 CegarLoopForPetriNet]: 91 programPoint places, -5 predicate places. [2021-12-21 15:00:00,281 INFO L470 AbstractCegarLoop]: Abstraction has has 86 places, 83 transitions, 247 flow [2021-12-21 15:00:00,282 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 63.5) internal successors, (254), 4 states have internal predecessors, (254), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:00,282 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-21 15:00:00,282 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] [2021-12-21 15:00:00,282 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-21 15:00:00,283 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting thr2Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION (and 3 more)] === [2021-12-21 15:00:00,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 15:00:00,284 INFO L85 PathProgramCache]: Analyzing trace with hash -1281600319, now seen corresponding path program 1 times [2021-12-21 15:00:00,284 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 15:00:00,284 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1757802789] [2021-12-21 15:00:00,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 15:00:00,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 15:00:00,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:00:00,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 15:00:00,402 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 15:00:00,402 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1757802789] [2021-12-21 15:00:00,402 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1757802789] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 15:00:00,403 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 15:00:00,403 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-21 15:00:00,403 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913795653] [2021-12-21 15:00:00,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 15:00:00,404 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-21 15:00:00,404 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 15:00:00,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-21 15:00:00,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-21 15:00:00,406 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 61 out of 91 [2021-12-21 15:00:00,407 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 86 places, 83 transitions, 247 flow. Second operand has 6 states, 6 states have (on average 62.5) internal successors, (375), 6 states have internal predecessors, (375), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:00,407 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-21 15:00:00,407 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 61 of 91 [2021-12-21 15:00:00,407 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-21 15:00:00,644 INFO L129 PetriNetUnfolder]: 337/1034 cut-off events. [2021-12-21 15:00:00,645 INFO L130 PetriNetUnfolder]: For 329/335 co-relation queries the response was YES. [2021-12-21 15:00:00,648 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2070 conditions, 1034 events. 337/1034 cut-off events. For 329/335 co-relation queries the response was YES. Maximal size of possible extension queue 63. Compared 6845 event pairs, 63 based on Foata normal form. 93/1079 useless extension candidates. Maximal degree in co-relation 2031. Up to 159 conditions per place. [2021-12-21 15:00:00,652 INFO L132 encePairwiseOnDemand]: 75/91 looper letters, 48 selfloop transitions, 28 changer transitions 0/128 dead transitions. [2021-12-21 15:00:00,652 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 93 places, 128 transitions, 522 flow [2021-12-21 15:00:00,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-21 15:00:00,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-12-21 15:00:00,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 572 transitions. [2021-12-21 15:00:00,654 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7857142857142857 [2021-12-21 15:00:00,655 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 572 transitions. [2021-12-21 15:00:00,655 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 572 transitions. [2021-12-21 15:00:00,655 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-21 15:00:00,655 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 572 transitions. [2021-12-21 15:00:00,657 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 71.5) internal successors, (572), 8 states have internal predecessors, (572), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:00,658 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 91.0) internal successors, (819), 9 states have internal predecessors, (819), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:00,659 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 91.0) internal successors, (819), 9 states have internal predecessors, (819), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:00,659 INFO L186 Difference]: Start difference. First operand has 86 places, 83 transitions, 247 flow. Second operand 8 states and 572 transitions. [2021-12-21 15:00:00,659 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 93 places, 128 transitions, 522 flow [2021-12-21 15:00:00,663 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 93 places, 128 transitions, 518 flow, removed 2 selfloop flow, removed 0 redundant places. [2021-12-21 15:00:00,665 INFO L242 Difference]: Finished difference. Result has 98 places, 100 transitions, 440 flow [2021-12-21 15:00:00,667 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=225, PETRI_DIFFERENCE_MINUEND_PLACES=86, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=80, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=61, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=440, PETRI_PLACES=98, PETRI_TRANSITIONS=100} [2021-12-21 15:00:00,667 INFO L334 CegarLoopForPetriNet]: 91 programPoint places, 7 predicate places. [2021-12-21 15:00:00,668 INFO L470 AbstractCegarLoop]: Abstraction has has 98 places, 100 transitions, 440 flow [2021-12-21 15:00:00,668 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 62.5) internal successors, (375), 6 states have internal predecessors, (375), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:00,668 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-21 15:00:00,669 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] [2021-12-21 15:00:00,669 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-21 15:00:00,670 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thr2Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION (and 3 more)] === [2021-12-21 15:00:00,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 15:00:00,674 INFO L85 PathProgramCache]: Analyzing trace with hash 1259715748, now seen corresponding path program 1 times [2021-12-21 15:00:00,674 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 15:00:00,674 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460308101] [2021-12-21 15:00:00,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 15:00:00,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 15:00:00,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:00:00,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 15:00:00,721 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 15:00:00,721 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1460308101] [2021-12-21 15:00:00,722 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1460308101] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 15:00:00,722 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 15:00:00,722 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-21 15:00:00,722 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1696183504] [2021-12-21 15:00:00,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 15:00:00,723 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-21 15:00:00,723 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 15:00:00,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-21 15:00:00,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-21 15:00:00,724 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 62 out of 91 [2021-12-21 15:00:00,724 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 98 places, 100 transitions, 440 flow. Second operand has 4 states, 4 states have (on average 64.25) internal successors, (257), 4 states have internal predecessors, (257), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:00,724 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-21 15:00:00,724 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 62 of 91 [2021-12-21 15:00:00,724 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-21 15:00:00,865 INFO L129 PetriNetUnfolder]: 298/943 cut-off events. [2021-12-21 15:00:00,865 INFO L130 PetriNetUnfolder]: For 1495/1529 co-relation queries the response was YES. [2021-12-21 15:00:00,868 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2986 conditions, 943 events. 298/943 cut-off events. For 1495/1529 co-relation queries the response was YES. Maximal size of possible extension queue 58. Compared 6091 event pairs, 91 based on Foata normal form. 28/912 useless extension candidates. Maximal degree in co-relation 2941. Up to 320 conditions per place. [2021-12-21 15:00:00,873 INFO L132 encePairwiseOnDemand]: 84/91 looper letters, 59 selfloop transitions, 12 changer transitions 0/124 dead transitions. [2021-12-21 15:00:00,873 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 102 places, 124 transitions, 737 flow [2021-12-21 15:00:00,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-21 15:00:00,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-12-21 15:00:00,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 360 transitions. [2021-12-21 15:00:00,875 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7912087912087912 [2021-12-21 15:00:00,875 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 360 transitions. [2021-12-21 15:00:00,875 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 360 transitions. [2021-12-21 15:00:00,875 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-21 15:00:00,875 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 360 transitions. [2021-12-21 15:00:00,876 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 72.0) internal successors, (360), 5 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) [2021-12-21 15:00:00,877 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 91.0) internal successors, (546), 6 states have internal predecessors, (546), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:00,877 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 91.0) internal successors, (546), 6 states have internal predecessors, (546), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:00,877 INFO L186 Difference]: Start difference. First operand has 98 places, 100 transitions, 440 flow. Second operand 5 states and 360 transitions. [2021-12-21 15:00:00,877 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 102 places, 124 transitions, 737 flow [2021-12-21 15:00:00,881 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 101 places, 124 transitions, 730 flow, removed 3 selfloop flow, removed 1 redundant places. [2021-12-21 15:00:00,883 INFO L242 Difference]: Finished difference. Result has 103 places, 102 transitions, 496 flow [2021-12-21 15:00:00,883 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=433, PETRI_DIFFERENCE_MINUEND_PLACES=97, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=100, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=89, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=496, PETRI_PLACES=103, PETRI_TRANSITIONS=102} [2021-12-21 15:00:00,884 INFO L334 CegarLoopForPetriNet]: 91 programPoint places, 12 predicate places. [2021-12-21 15:00:00,884 INFO L470 AbstractCegarLoop]: Abstraction has has 103 places, 102 transitions, 496 flow [2021-12-21 15:00:00,884 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 64.25) internal successors, (257), 4 states have internal predecessors, (257), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:00,885 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-21 15:00:00,885 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] [2021-12-21 15:00:00,885 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-21 15:00:00,885 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION (and 3 more)] === [2021-12-21 15:00:00,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 15:00:00,886 INFO L85 PathProgramCache]: Analyzing trace with hash 1826699581, now seen corresponding path program 1 times [2021-12-21 15:00:00,886 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 15:00:00,886 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1076614084] [2021-12-21 15:00:00,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 15:00:00,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 15:00:00,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 15:00:00,915 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-21 15:00:00,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 15:00:00,938 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-21 15:00:00,938 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-21 15:00:00,939 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION (6 of 7 remaining) [2021-12-21 15:00:00,940 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 7 remaining) [2021-12-21 15:00:00,940 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err0ASSERT_VIOLATIONERROR_FUNCTION (4 of 7 remaining) [2021-12-21 15:00:00,940 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (3 of 7 remaining) [2021-12-21 15:00:00,941 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (2 of 7 remaining) [2021-12-21 15:00:00,941 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err0ASSERT_VIOLATIONERROR_FUNCTION (1 of 7 remaining) [2021-12-21 15:00:00,941 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 7 remaining) [2021-12-21 15:00:00,941 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-21 15:00:00,944 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2021-12-21 15:00:00,945 WARN L234 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-12-21 15:00:00,945 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-12-21 15:00:00,958 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,959 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,959 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,959 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,959 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,959 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,959 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,959 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,960 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,960 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,960 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,960 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,960 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,960 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,960 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,961 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,961 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,961 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,961 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,961 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,962 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,962 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,962 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,962 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,962 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,962 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,962 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,962 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,963 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,963 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,963 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,963 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,963 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,963 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,963 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,964 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,964 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,964 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,964 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,964 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,965 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,965 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,965 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,965 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,965 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,965 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,965 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,965 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,966 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,966 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,966 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,966 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,966 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,967 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,967 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,968 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,969 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,969 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,969 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,970 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,970 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,970 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,970 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,970 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,970 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,971 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,971 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,971 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,971 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,971 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,972 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,972 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,972 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,972 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,973 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,973 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,973 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,974 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,975 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,975 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,975 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,975 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,975 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,975 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,975 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,975 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,976 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,976 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,976 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,976 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,976 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,979 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,979 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,980 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,980 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,980 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,981 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,981 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,981 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,981 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,981 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,981 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,981 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,981 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,982 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,982 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,982 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,982 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,982 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,982 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,983 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,983 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,983 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,983 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,983 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,983 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,984 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,984 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,984 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,984 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,984 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,984 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,984 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,984 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,985 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,985 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,985 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,986 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,986 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,986 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,986 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,986 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,987 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,989 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,989 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,989 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,990 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,990 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,990 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,990 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,990 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,990 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,990 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,990 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,990 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,991 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,991 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,991 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,991 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,991 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,994 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,994 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,994 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,994 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,994 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,995 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,995 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,995 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,995 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,995 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,995 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,995 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,995 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,996 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,996 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,996 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,996 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,996 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,996 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,996 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,996 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,996 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,996 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,996 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,996 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,997 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,997 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,997 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,997 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,997 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,997 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,997 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,998 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,998 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,998 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,998 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,998 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,998 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,998 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,998 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,998 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,998 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,998 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,998 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:00,999 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-12-21 15:00:01,000 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-21 15:00:01,000 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-21 15:00:01,000 INFO L340 AbstractCegarLoop]: Starting to check reachability of 9 error locations. [2021-12-21 15:00:01,002 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 140 places, 138 transitions, 312 flow [2021-12-21 15:00:01,025 INFO L129 PetriNetUnfolder]: 12/137 cut-off events. [2021-12-21 15:00:01,025 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-12-21 15:00:01,026 INFO L84 FinitePrefix]: Finished finitePrefix Result has 155 conditions, 137 events. 12/137 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 281 event pairs, 0 based on Foata normal form. 0/119 useless extension candidates. Maximal degree in co-relation 148. Up to 6 conditions per place. [2021-12-21 15:00:01,026 INFO L82 GeneralOperation]: Start removeDead. Operand has 140 places, 138 transitions, 312 flow [2021-12-21 15:00:01,027 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 114 places, 113 transitions, 244 flow [2021-12-21 15:00:01,030 INFO L129 PetriNetUnfolder]: 3/53 cut-off events. [2021-12-21 15:00:01,030 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-12-21 15:00:01,030 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-21 15:00:01,030 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] [2021-12-21 15:00:01,030 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thr2Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION (and 5 more)] === [2021-12-21 15:00:01,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 15:00:01,031 INFO L85 PathProgramCache]: Analyzing trace with hash 242664739, now seen corresponding path program 1 times [2021-12-21 15:00:01,031 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 15:00:01,031 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [568563702] [2021-12-21 15:00:01,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 15:00:01,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 15:00:01,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:00:01,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 15:00:01,072 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 15:00:01,072 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [568563702] [2021-12-21 15:00:01,072 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [568563702] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 15:00:01,072 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 15:00:01,072 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-21 15:00:01,073 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445712530] [2021-12-21 15:00:01,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 15:00:01,073 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-21 15:00:01,073 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 15:00:01,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-21 15:00:01,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-21 15:00:01,075 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 84 out of 138 [2021-12-21 15:00:01,075 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 114 places, 113 transitions, 244 flow. Second operand has 4 states, 4 states have (on average 85.5) internal successors, (342), 4 states have internal predecessors, (342), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:01,075 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-21 15:00:01,075 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 84 of 138 [2021-12-21 15:00:01,075 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-21 15:00:03,115 INFO L129 PetriNetUnfolder]: 11944/22352 cut-off events. [2021-12-21 15:00:03,115 INFO L130 PetriNetUnfolder]: For 1367/1367 co-relation queries the response was YES. [2021-12-21 15:00:03,210 INFO L84 FinitePrefix]: Finished finitePrefix Result has 40272 conditions, 22352 events. 11944/22352 cut-off events. For 1367/1367 co-relation queries the response was YES. Maximal size of possible extension queue 1214. Compared 212724 event pairs, 3229 based on Foata normal form. 8108/28476 useless extension candidates. Maximal degree in co-relation 40239. Up to 5309 conditions per place. [2021-12-21 15:00:03,420 INFO L132 encePairwiseOnDemand]: 119/138 looper letters, 79 selfloop transitions, 17 changer transitions 0/162 dead transitions. [2021-12-21 15:00:03,420 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 106 places, 162 transitions, 558 flow [2021-12-21 15:00:03,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-21 15:00:03,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-12-21 15:00:03,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 550 transitions. [2021-12-21 15:00:03,422 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7971014492753623 [2021-12-21 15:00:03,422 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 550 transitions. [2021-12-21 15:00:03,422 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 550 transitions. [2021-12-21 15:00:03,423 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-21 15:00:03,423 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 550 transitions. [2021-12-21 15:00:03,424 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 110.0) internal successors, (550), 5 states have internal predecessors, (550), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:03,426 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 138.0) internal successors, (828), 6 states have internal predecessors, (828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:03,426 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 138.0) internal successors, (828), 6 states have internal predecessors, (828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:03,426 INFO L186 Difference]: Start difference. First operand has 114 places, 113 transitions, 244 flow. Second operand 5 states and 550 transitions. [2021-12-21 15:00:03,426 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 106 places, 162 transitions, 558 flow [2021-12-21 15:00:03,427 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 104 places, 162 transitions, 553 flow, removed 1 selfloop flow, removed 2 redundant places. [2021-12-21 15:00:03,429 INFO L242 Difference]: Finished difference. Result has 108 places, 110 transitions, 342 flow [2021-12-21 15:00:03,430 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=138, PETRI_DIFFERENCE_MINUEND_FLOW=206, PETRI_DIFFERENCE_MINUEND_PLACES=100, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=96, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=85, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=342, PETRI_PLACES=108, PETRI_TRANSITIONS=110} [2021-12-21 15:00:03,431 INFO L334 CegarLoopForPetriNet]: 114 programPoint places, -6 predicate places. [2021-12-21 15:00:03,431 INFO L470 AbstractCegarLoop]: Abstraction has has 108 places, 110 transitions, 342 flow [2021-12-21 15:00:03,433 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 85.5) internal successors, (342), 4 states have internal predecessors, (342), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:03,434 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-21 15:00:03,434 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] [2021-12-21 15:00:03,434 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-21 15:00:03,434 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting thr2Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION (and 5 more)] === [2021-12-21 15:00:03,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 15:00:03,435 INFO L85 PathProgramCache]: Analyzing trace with hash 39245840, now seen corresponding path program 1 times [2021-12-21 15:00:03,435 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 15:00:03,435 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059415641] [2021-12-21 15:00:03,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 15:00:03,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 15:00:03,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:00:03,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 15:00:03,520 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 15:00:03,520 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1059415641] [2021-12-21 15:00:03,520 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1059415641] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 15:00:03,520 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 15:00:03,520 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-21 15:00:03,521 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593092429] [2021-12-21 15:00:03,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 15:00:03,521 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-21 15:00:03,521 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 15:00:03,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-21 15:00:03,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-21 15:00:03,524 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 83 out of 138 [2021-12-21 15:00:03,524 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 108 places, 110 transitions, 342 flow. Second operand has 6 states, 6 states have (on average 84.5) internal successors, (507), 6 states have internal predecessors, (507), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:03,524 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-21 15:00:03,524 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 83 of 138 [2021-12-21 15:00:03,524 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-21 15:00:03,783 INFO L129 PetriNetUnfolder]: 359/1853 cut-off events. [2021-12-21 15:00:03,784 INFO L130 PetriNetUnfolder]: For 728/728 co-relation queries the response was YES. [2021-12-21 15:00:03,790 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3701 conditions, 1853 events. 359/1853 cut-off events. For 728/728 co-relation queries the response was YES. Maximal size of possible extension queue 104. Compared 16830 event pairs, 47 based on Foata normal form. 854/2578 useless extension candidates. Maximal degree in co-relation 3661. Up to 252 conditions per place. [2021-12-21 15:00:03,796 INFO L132 encePairwiseOnDemand]: 116/138 looper letters, 43 selfloop transitions, 54 changer transitions 0/162 dead transitions. [2021-12-21 15:00:03,796 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 116 places, 162 transitions, 702 flow [2021-12-21 15:00:03,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-21 15:00:03,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-12-21 15:00:03,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 866 transitions. [2021-12-21 15:00:03,799 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6972624798711755 [2021-12-21 15:00:03,799 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 866 transitions. [2021-12-21 15:00:03,799 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 866 transitions. [2021-12-21 15:00:03,799 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-21 15:00:03,799 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 866 transitions. [2021-12-21 15:00:03,801 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 96.22222222222223) internal successors, (866), 9 states have internal predecessors, (866), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:03,802 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 138.0) internal successors, (1380), 10 states have internal predecessors, (1380), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:03,803 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 138.0) internal successors, (1380), 10 states have internal predecessors, (1380), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:03,803 INFO L186 Difference]: Start difference. First operand has 108 places, 110 transitions, 342 flow. Second operand 9 states and 866 transitions. [2021-12-21 15:00:03,803 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 116 places, 162 transitions, 702 flow [2021-12-21 15:00:03,812 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 115 places, 162 transitions, 679 flow, removed 9 selfloop flow, removed 1 redundant places. [2021-12-21 15:00:03,816 INFO L242 Difference]: Finished difference. Result has 117 places, 138 transitions, 521 flow [2021-12-21 15:00:03,816 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=138, PETRI_DIFFERENCE_MINUEND_FLOW=294, PETRI_DIFFERENCE_MINUEND_PLACES=107, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=105, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=21, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=80, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=521, PETRI_PLACES=117, PETRI_TRANSITIONS=138} [2021-12-21 15:00:03,818 INFO L334 CegarLoopForPetriNet]: 114 programPoint places, 3 predicate places. [2021-12-21 15:00:03,819 INFO L470 AbstractCegarLoop]: Abstraction has has 117 places, 138 transitions, 521 flow [2021-12-21 15:00:03,819 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 84.5) internal successors, (507), 6 states have internal predecessors, (507), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:03,819 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-21 15:00:03,819 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] [2021-12-21 15:00:03,819 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-21 15:00:03,820 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thr2Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION (and 5 more)] === [2021-12-21 15:00:03,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 15:00:03,820 INFO L85 PathProgramCache]: Analyzing trace with hash -1538496625, now seen corresponding path program 1 times [2021-12-21 15:00:03,820 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 15:00:03,820 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1013374362] [2021-12-21 15:00:03,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 15:00:03,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 15:00:03,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:00:03,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 15:00:03,848 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 15:00:03,848 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1013374362] [2021-12-21 15:00:03,848 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1013374362] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 15:00:03,848 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 15:00:03,849 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-21 15:00:03,849 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [168394772] [2021-12-21 15:00:03,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 15:00:03,849 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-21 15:00:03,849 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 15:00:03,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-21 15:00:03,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-21 15:00:03,850 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 84 out of 138 [2021-12-21 15:00:03,851 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 117 places, 138 transitions, 521 flow. Second operand has 4 states, 4 states have (on average 86.5) internal successors, (346), 4 states have internal predecessors, (346), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:03,851 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-21 15:00:03,851 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 84 of 138 [2021-12-21 15:00:03,851 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-21 15:00:04,111 INFO L129 PetriNetUnfolder]: 390/1860 cut-off events. [2021-12-21 15:00:04,111 INFO L130 PetriNetUnfolder]: For 1249/1250 co-relation queries the response was YES. [2021-12-21 15:00:04,115 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4628 conditions, 1860 events. 390/1860 cut-off events. For 1249/1250 co-relation queries the response was YES. Maximal size of possible extension queue 108. Compared 16808 event pairs, 58 based on Foata normal form. 36/1748 useless extension candidates. Maximal degree in co-relation 4586. Up to 436 conditions per place. [2021-12-21 15:00:04,120 INFO L132 encePairwiseOnDemand]: 130/138 looper letters, 84 selfloop transitions, 12 changer transitions 0/161 dead transitions. [2021-12-21 15:00:04,120 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 119 places, 161 transitions, 840 flow [2021-12-21 15:00:04,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-21 15:00:04,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-12-21 15:00:04,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 489 transitions. [2021-12-21 15:00:04,121 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7086956521739131 [2021-12-21 15:00:04,122 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 489 transitions. [2021-12-21 15:00:04,122 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 489 transitions. [2021-12-21 15:00:04,122 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-21 15:00:04,122 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 489 transitions. [2021-12-21 15:00:04,123 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 97.8) internal successors, (489), 5 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) [2021-12-21 15:00:04,124 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 138.0) internal successors, (828), 6 states have internal predecessors, (828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:04,124 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 138.0) internal successors, (828), 6 states have internal predecessors, (828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:04,124 INFO L186 Difference]: Start difference. First operand has 117 places, 138 transitions, 521 flow. Second operand 5 states and 489 transitions. [2021-12-21 15:00:04,124 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 119 places, 161 transitions, 840 flow [2021-12-21 15:00:04,128 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 118 places, 161 transitions, 831 flow, removed 2 selfloop flow, removed 1 redundant places. [2021-12-21 15:00:04,130 INFO L242 Difference]: Finished difference. Result has 121 places, 140 transitions, 589 flow [2021-12-21 15:00:04,130 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=138, PETRI_DIFFERENCE_MINUEND_FLOW=504, PETRI_DIFFERENCE_MINUEND_PLACES=114, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=136, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=125, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=589, PETRI_PLACES=121, PETRI_TRANSITIONS=140} [2021-12-21 15:00:04,131 INFO L334 CegarLoopForPetriNet]: 114 programPoint places, 7 predicate places. [2021-12-21 15:00:04,131 INFO L470 AbstractCegarLoop]: Abstraction has has 121 places, 140 transitions, 589 flow [2021-12-21 15:00:04,147 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 86.5) internal successors, (346), 4 states have internal predecessors, (346), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:04,147 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-21 15:00:04,147 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] [2021-12-21 15:00:04,148 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-21 15:00:04,148 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting thr3Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION (and 5 more)] === [2021-12-21 15:00:04,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 15:00:04,148 INFO L85 PathProgramCache]: Analyzing trace with hash 603770055, now seen corresponding path program 1 times [2021-12-21 15:00:04,148 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 15:00:04,148 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [939449074] [2021-12-21 15:00:04,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 15:00:04,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 15:00:04,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:00:04,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 15:00:04,179 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 15:00:04,179 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [939449074] [2021-12-21 15:00:04,179 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [939449074] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 15:00:04,179 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 15:00:04,179 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 15:00:04,179 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742830047] [2021-12-21 15:00:04,179 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 15:00:04,180 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 15:00:04,180 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 15:00:04,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 15:00:04,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 15:00:04,180 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 93 out of 138 [2021-12-21 15:00:04,181 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 121 places, 140 transitions, 589 flow. Second operand has 3 states, 3 states have (on average 95.66666666666667) internal successors, (287), 3 states have internal predecessors, (287), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:04,181 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-21 15:00:04,181 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 93 of 138 [2021-12-21 15:00:04,181 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-21 15:00:04,448 INFO L129 PetriNetUnfolder]: 843/3229 cut-off events. [2021-12-21 15:00:04,449 INFO L130 PetriNetUnfolder]: For 2199/2200 co-relation queries the response was YES. [2021-12-21 15:00:04,464 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7848 conditions, 3229 events. 843/3229 cut-off events. For 2199/2200 co-relation queries the response was YES. Maximal size of possible extension queue 166. Compared 31384 event pairs, 131 based on Foata normal form. 0/3097 useless extension candidates. Maximal degree in co-relation 7804. Up to 954 conditions per place. [2021-12-21 15:00:04,476 INFO L132 encePairwiseOnDemand]: 132/138 looper letters, 94 selfloop transitions, 4 changer transitions 0/185 dead transitions. [2021-12-21 15:00:04,476 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 123 places, 185 transitions, 980 flow [2021-12-21 15:00:04,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 15:00:04,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-12-21 15:00:04,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 322 transitions. [2021-12-21 15:00:04,477 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7777777777777778 [2021-12-21 15:00:04,478 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 322 transitions. [2021-12-21 15:00:04,478 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 322 transitions. [2021-12-21 15:00:04,478 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-21 15:00:04,478 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 322 transitions. [2021-12-21 15:00:04,479 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 107.33333333333333) internal successors, (322), 3 states have internal predecessors, (322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:04,479 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 138.0) internal successors, (552), 4 states have internal predecessors, (552), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:04,480 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 138.0) internal successors, (552), 4 states have internal predecessors, (552), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:04,480 INFO L186 Difference]: Start difference. First operand has 121 places, 140 transitions, 589 flow. Second operand 3 states and 322 transitions. [2021-12-21 15:00:04,480 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 123 places, 185 transitions, 980 flow [2021-12-21 15:00:04,488 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 122 places, 185 transitions, 972 flow, removed 2 selfloop flow, removed 1 redundant places. [2021-12-21 15:00:04,491 INFO L242 Difference]: Finished difference. Result has 124 places, 142 transitions, 609 flow [2021-12-21 15:00:04,491 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=138, PETRI_DIFFERENCE_MINUEND_FLOW=581, PETRI_DIFFERENCE_MINUEND_PLACES=120, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=140, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=136, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=609, PETRI_PLACES=124, PETRI_TRANSITIONS=142} [2021-12-21 15:00:04,492 INFO L334 CegarLoopForPetriNet]: 114 programPoint places, 10 predicate places. [2021-12-21 15:00:04,492 INFO L470 AbstractCegarLoop]: Abstraction has has 124 places, 142 transitions, 609 flow [2021-12-21 15:00:04,492 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 95.66666666666667) internal successors, (287), 3 states have internal predecessors, (287), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:04,492 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-21 15:00:04,493 INFO L254 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 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] [2021-12-21 15:00:04,493 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-21 15:00:04,493 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2INUSE_VIOLATION === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION (and 5 more)] === [2021-12-21 15:00:04,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 15:00:04,494 INFO L85 PathProgramCache]: Analyzing trace with hash 345022202, now seen corresponding path program 1 times [2021-12-21 15:00:04,494 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 15:00:04,494 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1025322785] [2021-12-21 15:00:04,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 15:00:04,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 15:00:04,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 15:00:04,505 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-21 15:00:04,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 15:00:04,516 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-21 15:00:04,516 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-21 15:00:04,516 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr2INUSE_VIOLATION (8 of 9 remaining) [2021-12-21 15:00:04,516 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err0ASSERT_VIOLATIONERROR_FUNCTION (7 of 9 remaining) [2021-12-21 15:00:04,516 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err0ASSERT_VIOLATIONERROR_FUNCTION (6 of 9 remaining) [2021-12-21 15:00:04,517 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (5 of 9 remaining) [2021-12-21 15:00:04,517 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (4 of 9 remaining) [2021-12-21 15:00:04,517 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err0ASSERT_VIOLATIONERROR_FUNCTION (3 of 9 remaining) [2021-12-21 15:00:04,517 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err0ASSERT_VIOLATIONERROR_FUNCTION (2 of 9 remaining) [2021-12-21 15:00:04,517 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err0ASSERT_VIOLATIONERROR_FUNCTION (1 of 9 remaining) [2021-12-21 15:00:04,517 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 9 remaining) [2021-12-21 15:00:04,517 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-21 15:00:04,518 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2021-12-21 15:00:04,518 WARN L234 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2021-12-21 15:00:04,518 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2021-12-21 15:00:04,533 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,534 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,534 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,534 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,534 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,534 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,534 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,534 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,535 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,535 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,535 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,535 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,535 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,535 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,535 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,535 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,536 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,536 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,536 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,536 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,536 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,536 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,536 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,537 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,537 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,537 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,537 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,537 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,537 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,537 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,537 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,537 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,538 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,538 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,538 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,538 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,538 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,538 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,538 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,539 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,539 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,539 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,539 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,539 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,539 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,539 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,539 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,539 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,540 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,540 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,540 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,540 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,540 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,540 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,540 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,540 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,541 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,541 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,541 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,541 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,541 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,541 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,542 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,542 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,542 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,542 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,542 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,542 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,542 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,542 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,542 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,543 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,543 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,543 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,543 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,544 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,544 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,544 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,544 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,544 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,544 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,544 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,544 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,545 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,545 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,545 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,545 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,545 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,545 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,545 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,546 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,546 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,546 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,546 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,546 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,546 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,546 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,547 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,547 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,547 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,547 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,547 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,547 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,547 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,548 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,548 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,548 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,548 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,548 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,548 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,548 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,549 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,549 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,549 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,549 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,549 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,549 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,549 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,550 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,550 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,550 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,550 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,550 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,550 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,550 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,550 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,551 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,551 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,551 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,551 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,551 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,551 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,552 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,552 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,552 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,552 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,552 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,552 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,552 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,553 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,553 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,553 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,553 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,553 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,553 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,553 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,553 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,554 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,554 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,554 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,554 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,554 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,555 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,555 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,555 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,555 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,555 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,555 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,555 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,555 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,555 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,556 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,556 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,556 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,556 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,556 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,556 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,556 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,557 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,557 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,557 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,557 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,557 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,557 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,558 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,558 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,558 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,558 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,558 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,558 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,558 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,558 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,558 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,559 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,559 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,559 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,559 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,559 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,559 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,559 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,560 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,560 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,560 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,560 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,560 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,560 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,560 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,560 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,561 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,561 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,561 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,561 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,561 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,561 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,561 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,561 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,562 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,562 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,562 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,562 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,562 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,562 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,562 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,562 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,563 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,563 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,563 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,563 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,563 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,563 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,563 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,563 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,563 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,564 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,564 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,564 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,564 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,564 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,564 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,564 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,565 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,565 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,565 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,565 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,565 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,565 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,566 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,566 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,566 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,566 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,566 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,566 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,567 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,567 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,567 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,567 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,567 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,567 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,568 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,568 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,568 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,568 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,568 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,568 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,568 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,569 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,569 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,569 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,569 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,569 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,570 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,570 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,570 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,570 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,570 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,570 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,571 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,571 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,571 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,571 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,571 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,571 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,571 WARN L322 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,572 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,572 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,572 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,572 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,572 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,572 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,572 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,573 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,573 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,573 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,573 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,573 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,573 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,574 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,574 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,574 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,574 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,574 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:00:04,574 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-12-21 15:00:04,575 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-21 15:00:04,576 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-21 15:00:04,576 INFO L340 AbstractCegarLoop]: Starting to check reachability of 11 error locations. [2021-12-21 15:00:04,577 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 187 places, 185 transitions, 433 flow [2021-12-21 15:00:04,590 INFO L129 PetriNetUnfolder]: 16/174 cut-off events. [2021-12-21 15:00:04,590 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2021-12-21 15:00:04,591 INFO L84 FinitePrefix]: Finished finitePrefix Result has 200 conditions, 174 events. 16/174 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 405 event pairs, 0 based on Foata normal form. 0/150 useless extension candidates. Maximal degree in co-relation 190. Up to 8 conditions per place. [2021-12-21 15:00:04,591 INFO L82 GeneralOperation]: Start removeDead. Operand has 187 places, 185 transitions, 433 flow [2021-12-21 15:00:04,592 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 137 places, 137 transitions, 301 flow [2021-12-21 15:00:04,595 INFO L129 PetriNetUnfolder]: 3/54 cut-off events. [2021-12-21 15:00:04,595 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-12-21 15:00:04,595 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-21 15:00:04,595 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] [2021-12-21 15:00:04,596 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thr2Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION (and 7 more)] === [2021-12-21 15:00:04,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 15:00:04,596 INFO L85 PathProgramCache]: Analyzing trace with hash 678210754, now seen corresponding path program 1 times [2021-12-21 15:00:04,596 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 15:00:04,596 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [112719886] [2021-12-21 15:00:04,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 15:00:04,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 15:00:04,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:00:04,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 15:00:04,645 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 15:00:04,646 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [112719886] [2021-12-21 15:00:04,646 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [112719886] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 15:00:04,646 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 15:00:04,646 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-21 15:00:04,646 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [953295582] [2021-12-21 15:00:04,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 15:00:04,646 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-21 15:00:04,646 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 15:00:04,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-21 15:00:04,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-21 15:00:04,647 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 106 out of 185 [2021-12-21 15:00:04,647 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 137 places, 137 transitions, 301 flow. Second operand has 4 states, 4 states have (on average 107.5) internal successors, (430), 4 states have internal predecessors, (430), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:04,648 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-21 15:00:04,648 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 106 of 185 [2021-12-21 15:00:04,648 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-21 15:00:24,208 INFO L129 PetriNetUnfolder]: 156570/249486 cut-off events. [2021-12-21 15:00:24,208 INFO L130 PetriNetUnfolder]: For 26446/26446 co-relation queries the response was YES. [2021-12-21 15:00:26,070 INFO L84 FinitePrefix]: Finished finitePrefix Result has 467301 conditions, 249486 events. 156570/249486 cut-off events. For 26446/26446 co-relation queries the response was YES. Maximal size of possible extension queue 10229. Compared 2573004 event pairs, 34487 based on Foata normal form. 83748/314111 useless extension candidates. Maximal degree in co-relation 467267. Up to 62582 conditions per place. [2021-12-21 15:00:27,903 INFO L132 encePairwiseOnDemand]: 162/185 looper letters, 108 selfloop transitions, 22 changer transitions 0/209 dead transitions. [2021-12-21 15:00:27,903 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 128 places, 209 transitions, 750 flow [2021-12-21 15:00:27,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-21 15:00:27,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-12-21 15:00:27,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 700 transitions. [2021-12-21 15:00:27,906 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7567567567567568 [2021-12-21 15:00:27,906 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 700 transitions. [2021-12-21 15:00:27,906 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 700 transitions. [2021-12-21 15:00:27,906 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-21 15:00:27,906 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 700 transitions. [2021-12-21 15:00:27,908 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 140.0) internal successors, (700), 5 states have internal predecessors, (700), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:27,909 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 185.0) internal successors, (1110), 6 states have internal predecessors, (1110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:27,909 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 185.0) internal successors, (1110), 6 states have internal predecessors, (1110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:27,909 INFO L186 Difference]: Start difference. First operand has 137 places, 137 transitions, 301 flow. Second operand 5 states and 700 transitions. [2021-12-21 15:00:27,909 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 128 places, 209 transitions, 750 flow [2021-12-21 15:00:27,922 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 126 places, 209 transitions, 735 flow, removed 6 selfloop flow, removed 2 redundant places. [2021-12-21 15:00:27,924 INFO L242 Difference]: Finished difference. Result has 130 places, 137 transitions, 435 flow [2021-12-21 15:00:27,925 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=185, PETRI_DIFFERENCE_MINUEND_FLOW=255, PETRI_DIFFERENCE_MINUEND_PLACES=122, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=118, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=104, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=435, PETRI_PLACES=130, PETRI_TRANSITIONS=137} [2021-12-21 15:00:27,926 INFO L334 CegarLoopForPetriNet]: 137 programPoint places, -7 predicate places. [2021-12-21 15:00:27,926 INFO L470 AbstractCegarLoop]: Abstraction has has 130 places, 137 transitions, 435 flow [2021-12-21 15:00:27,927 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 107.5) internal successors, (430), 4 states have internal predecessors, (430), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:27,927 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-21 15:00:27,927 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] [2021-12-21 15:00:27,927 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-12-21 15:00:27,927 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting thr2Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION (and 7 more)] === [2021-12-21 15:00:27,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 15:00:27,928 INFO L85 PathProgramCache]: Analyzing trace with hash 1142746072, now seen corresponding path program 1 times [2021-12-21 15:00:27,928 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 15:00:27,928 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [625314771] [2021-12-21 15:00:27,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 15:00:27,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 15:00:27,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:00:27,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 15:00:27,978 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 15:00:27,978 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [625314771] [2021-12-21 15:00:27,978 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [625314771] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 15:00:27,978 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 15:00:27,978 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-21 15:00:27,978 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2009371757] [2021-12-21 15:00:27,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 15:00:27,979 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-21 15:00:27,979 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 15:00:27,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-21 15:00:27,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-21 15:00:27,980 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 105 out of 185 [2021-12-21 15:00:27,980 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 130 places, 137 transitions, 435 flow. Second operand has 6 states, 6 states have (on average 106.5) internal successors, (639), 6 states have internal predecessors, (639), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:27,981 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-21 15:00:27,981 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 105 of 185 [2021-12-21 15:00:27,981 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-21 15:00:28,835 INFO L129 PetriNetUnfolder]: 1797/7931 cut-off events. [2021-12-21 15:00:28,835 INFO L130 PetriNetUnfolder]: For 3609/3609 co-relation queries the response was YES. [2021-12-21 15:00:28,870 INFO L84 FinitePrefix]: Finished finitePrefix Result has 16014 conditions, 7931 events. 1797/7931 cut-off events. For 3609/3609 co-relation queries the response was YES. Maximal size of possible extension queue 434. Compared 94888 event pairs, 300 based on Foata normal form. 4972/12226 useless extension candidates. Maximal degree in co-relation 15973. Up to 1220 conditions per place. [2021-12-21 15:00:28,898 INFO L132 encePairwiseOnDemand]: 153/185 looper letters, 56 selfloop transitions, 74 changer transitions 0/208 dead transitions. [2021-12-21 15:00:28,898 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 139 places, 208 transitions, 934 flow [2021-12-21 15:00:28,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-21 15:00:28,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-12-21 15:00:28,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1213 transitions. [2021-12-21 15:00:28,901 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6556756756756756 [2021-12-21 15:00:28,901 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1213 transitions. [2021-12-21 15:00:28,901 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1213 transitions. [2021-12-21 15:00:28,901 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-21 15:00:28,902 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1213 transitions. [2021-12-21 15:00:28,913 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 121.3) internal successors, (1213), 10 states have internal predecessors, (1213), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:28,917 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 185.0) internal successors, (2035), 11 states have internal predecessors, (2035), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:28,918 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 185.0) internal successors, (2035), 11 states have internal predecessors, (2035), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:28,918 INFO L186 Difference]: Start difference. First operand has 130 places, 137 transitions, 435 flow. Second operand 10 states and 1213 transitions. [2021-12-21 15:00:28,918 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 139 places, 208 transitions, 934 flow [2021-12-21 15:00:28,955 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 138 places, 208 transitions, 906 flow, removed 11 selfloop flow, removed 1 redundant places. [2021-12-21 15:00:28,957 INFO L242 Difference]: Finished difference. Result has 141 places, 177 transitions, 713 flow [2021-12-21 15:00:28,957 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=185, PETRI_DIFFERENCE_MINUEND_FLOW=376, PETRI_DIFFERENCE_MINUEND_PLACES=129, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=131, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=28, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=98, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=713, PETRI_PLACES=141, PETRI_TRANSITIONS=177} [2021-12-21 15:00:28,958 INFO L334 CegarLoopForPetriNet]: 137 programPoint places, 4 predicate places. [2021-12-21 15:00:28,958 INFO L470 AbstractCegarLoop]: Abstraction has has 141 places, 177 transitions, 713 flow [2021-12-21 15:00:28,959 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 106.5) internal successors, (639), 6 states have internal predecessors, (639), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:28,959 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-21 15:00:28,959 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] [2021-12-21 15:00:28,959 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-12-21 15:00:28,959 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thr2Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION (and 7 more)] === [2021-12-21 15:00:28,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 15:00:28,960 INFO L85 PathProgramCache]: Analyzing trace with hash 437762095, now seen corresponding path program 1 times [2021-12-21 15:00:28,960 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 15:00:28,960 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337554830] [2021-12-21 15:00:28,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 15:00:28,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 15:00:28,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:00:28,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 15:00:28,987 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 15:00:28,987 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1337554830] [2021-12-21 15:00:28,988 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1337554830] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 15:00:28,988 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 15:00:28,988 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-21 15:00:28,988 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [261074083] [2021-12-21 15:00:28,988 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 15:00:28,988 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-21 15:00:28,989 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 15:00:28,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-21 15:00:28,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-21 15:00:28,990 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 106 out of 185 [2021-12-21 15:00:28,990 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 141 places, 177 transitions, 713 flow. Second operand has 4 states, 4 states have (on average 108.5) internal successors, (434), 4 states have internal predecessors, (434), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:28,990 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-21 15:00:28,991 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 106 of 185 [2021-12-21 15:00:28,991 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-21 15:00:29,762 INFO L129 PetriNetUnfolder]: 2003/8926 cut-off events. [2021-12-21 15:00:29,762 INFO L130 PetriNetUnfolder]: For 7233/7239 co-relation queries the response was YES. [2021-12-21 15:00:29,790 INFO L84 FinitePrefix]: Finished finitePrefix Result has 21976 conditions, 8926 events. 2003/8926 cut-off events. For 7233/7239 co-relation queries the response was YES. Maximal size of possible extension queue 478. Compared 108852 event pairs, 530 based on Foata normal form. 109/8221 useless extension candidates. Maximal degree in co-relation 21932. Up to 2280 conditions per place. [2021-12-21 15:00:29,816 INFO L132 encePairwiseOnDemand]: 175/185 looper letters, 116 selfloop transitions, 15 changer transitions 0/209 dead transitions. [2021-12-21 15:00:29,816 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 143 places, 209 transitions, 1159 flow [2021-12-21 15:00:29,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-21 15:00:29,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-12-21 15:00:29,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 623 transitions. [2021-12-21 15:00:29,818 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6735135135135135 [2021-12-21 15:00:29,818 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 623 transitions. [2021-12-21 15:00:29,818 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 623 transitions. [2021-12-21 15:00:29,819 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-21 15:00:29,819 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 623 transitions. [2021-12-21 15:00:29,820 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 124.6) internal successors, (623), 5 states have internal predecessors, (623), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:29,821 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 185.0) internal successors, (1110), 6 states have internal predecessors, (1110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:29,821 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 185.0) internal successors, (1110), 6 states have internal predecessors, (1110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:29,821 INFO L186 Difference]: Start difference. First operand has 141 places, 177 transitions, 713 flow. Second operand 5 states and 623 transitions. [2021-12-21 15:00:29,821 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 143 places, 209 transitions, 1159 flow [2021-12-21 15:00:29,871 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 141 places, 209 transitions, 1145 flow, removed 3 selfloop flow, removed 2 redundant places. [2021-12-21 15:00:29,873 INFO L242 Difference]: Finished difference. Result has 144 places, 180 transitions, 800 flow [2021-12-21 15:00:29,873 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=185, PETRI_DIFFERENCE_MINUEND_FLOW=691, PETRI_DIFFERENCE_MINUEND_PLACES=137, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=175, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=161, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=800, PETRI_PLACES=144, PETRI_TRANSITIONS=180} [2021-12-21 15:00:29,874 INFO L334 CegarLoopForPetriNet]: 137 programPoint places, 7 predicate places. [2021-12-21 15:00:29,874 INFO L470 AbstractCegarLoop]: Abstraction has has 144 places, 180 transitions, 800 flow [2021-12-21 15:00:29,874 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 108.5) internal successors, (434), 4 states have internal predecessors, (434), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:29,874 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-21 15:00:29,874 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] [2021-12-21 15:00:29,874 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-12-21 15:00:29,874 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting thr3Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION (and 7 more)] === [2021-12-21 15:00:29,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 15:00:29,875 INFO L85 PathProgramCache]: Analyzing trace with hash -1713401640, now seen corresponding path program 1 times [2021-12-21 15:00:29,875 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 15:00:29,875 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [290343131] [2021-12-21 15:00:29,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 15:00:29,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 15:00:29,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:00:29,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 15:00:29,913 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 15:00:29,913 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [290343131] [2021-12-21 15:00:29,913 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [290343131] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 15:00:29,913 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 15:00:29,913 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 15:00:29,914 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194331731] [2021-12-21 15:00:29,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 15:00:29,914 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 15:00:29,914 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 15:00:29,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 15:00:29,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 15:00:29,915 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 119 out of 185 [2021-12-21 15:00:29,916 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 144 places, 180 transitions, 800 flow. Second operand has 3 states, 3 states have (on average 121.66666666666667) internal successors, (365), 3 states have internal predecessors, (365), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:29,916 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-21 15:00:29,916 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 119 of 185 [2021-12-21 15:00:29,916 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-21 15:00:31,267 INFO L129 PetriNetUnfolder]: 4495/15827 cut-off events. [2021-12-21 15:00:31,267 INFO L130 PetriNetUnfolder]: For 11877/11878 co-relation queries the response was YES. [2021-12-21 15:00:31,346 INFO L84 FinitePrefix]: Finished finitePrefix Result has 38680 conditions, 15827 events. 4495/15827 cut-off events. For 11877/11878 co-relation queries the response was YES. Maximal size of possible extension queue 818. Compared 201566 event pairs, 805 based on Foata normal form. 0/15075 useless extension candidates. Maximal degree in co-relation 38635. Up to 4656 conditions per place. [2021-12-21 15:00:31,405 INFO L132 encePairwiseOnDemand]: 177/185 looper letters, 132 selfloop transitions, 5 changer transitions 0/244 dead transitions. [2021-12-21 15:00:31,405 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 146 places, 244 transitions, 1366 flow [2021-12-21 15:00:31,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 15:00:31,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-12-21 15:00:31,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 416 transitions. [2021-12-21 15:00:31,409 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7495495495495496 [2021-12-21 15:00:31,409 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 416 transitions. [2021-12-21 15:00:31,409 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 416 transitions. [2021-12-21 15:00:31,410 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-21 15:00:31,410 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 416 transitions. [2021-12-21 15:00:31,412 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 138.66666666666666) internal successors, (416), 3 states have internal predecessors, (416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:31,412 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 185.0) internal successors, (740), 4 states have internal predecessors, (740), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:31,413 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 185.0) internal successors, (740), 4 states have internal predecessors, (740), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:31,413 INFO L186 Difference]: Start difference. First operand has 144 places, 180 transitions, 800 flow. Second operand 3 states and 416 transitions. [2021-12-21 15:00:31,413 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 146 places, 244 transitions, 1366 flow [2021-12-21 15:00:31,482 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 144 places, 244 transitions, 1315 flow, removed 6 selfloop flow, removed 2 redundant places. [2021-12-21 15:00:31,484 INFO L242 Difference]: Finished difference. Result has 146 places, 183 transitions, 801 flow [2021-12-21 15:00:31,485 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=185, PETRI_DIFFERENCE_MINUEND_FLOW=763, PETRI_DIFFERENCE_MINUEND_PLACES=142, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=180, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=175, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=801, PETRI_PLACES=146, PETRI_TRANSITIONS=183} [2021-12-21 15:00:31,485 INFO L334 CegarLoopForPetriNet]: 137 programPoint places, 9 predicate places. [2021-12-21 15:00:31,485 INFO L470 AbstractCegarLoop]: Abstraction has has 146 places, 183 transitions, 801 flow [2021-12-21 15:00:31,485 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 121.66666666666667) internal successors, (365), 3 states have internal predecessors, (365), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:00:31,486 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-21 15:00:31,486 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] [2021-12-21 15:00:31,486 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-12-21 15:00:31,486 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting thr3Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION (and 7 more)] === [2021-12-21 15:00:31,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 15:00:31,486 INFO L85 PathProgramCache]: Analyzing trace with hash -1878098968, now seen corresponding path program 1 times [2021-12-21 15:00:31,486 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 15:00:31,487 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [54687126] [2021-12-21 15:00:31,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 15:00:31,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 15:00:31,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 15:00:31,501 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-21 15:00:31,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 15:00:31,526 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-21 15:00:31,526 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-21 15:00:31,526 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location thr3Err0ASSERT_VIOLATIONERROR_FUNCTION (10 of 11 remaining) [2021-12-21 15:00:31,526 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err0ASSERT_VIOLATIONERROR_FUNCTION (9 of 11 remaining) [2021-12-21 15:00:31,526 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err0ASSERT_VIOLATIONERROR_FUNCTION (8 of 11 remaining) [2021-12-21 15:00:31,527 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (7 of 11 remaining) [2021-12-21 15:00:31,527 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (6 of 11 remaining) [2021-12-21 15:00:31,527 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (5 of 11 remaining) [2021-12-21 15:00:31,527 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err0ASSERT_VIOLATIONERROR_FUNCTION (4 of 11 remaining) [2021-12-21 15:00:31,527 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err0ASSERT_VIOLATIONERROR_FUNCTION (3 of 11 remaining) [2021-12-21 15:00:31,527 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err0ASSERT_VIOLATIONERROR_FUNCTION (2 of 11 remaining) [2021-12-21 15:00:31,527 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err0ASSERT_VIOLATIONERROR_FUNCTION (1 of 11 remaining) [2021-12-21 15:00:31,527 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 11 remaining) [2021-12-21 15:00:31,527 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-12-21 15:00:31,527 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2021-12-21 15:00:31,530 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 3 thread instances [2021-12-21 15:00:31,530 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-21 15:00:31,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.12 03:00:31 BasicIcfg [2021-12-21 15:00:31,595 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-21 15:00:31,595 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-21 15:00:31,595 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-21 15:00:31,595 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-21 15:00:31,596 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 02:59:59" (3/4) ... [2021-12-21 15:00:31,598 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-12-21 15:00:31,652 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-21 15:00:31,654 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-21 15:00:31,654 INFO L158 Benchmark]: Toolchain (without parser) took 33189.80ms. Allocated memory was 86.0MB in the beginning and 13.6GB in the end (delta: 13.5GB). Free memory was 52.5MB in the beginning and 11.2GB in the end (delta: -11.1GB). Peak memory consumption was 2.4GB. Max. memory is 16.1GB. [2021-12-21 15:00:31,655 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 86.0MB. Free memory is still 42.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-21 15:00:31,655 INFO L158 Benchmark]: CACSL2BoogieTranslator took 356.36ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 52.3MB in the beginning and 72.3MB in the end (delta: -19.9MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2021-12-21 15:00:31,655 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.46ms. Allocated memory is still 104.9MB. Free memory was 72.3MB in the beginning and 70.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-21 15:00:31,655 INFO L158 Benchmark]: Boogie Preprocessor took 39.18ms. Allocated memory is still 104.9MB. Free memory was 70.0MB in the beginning and 68.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-21 15:00:31,656 INFO L158 Benchmark]: RCFGBuilder took 440.62ms. Allocated memory is still 104.9MB. Free memory was 68.4MB in the beginning and 75.1MB in the end (delta: -6.7MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2021-12-21 15:00:31,656 INFO L158 Benchmark]: TraceAbstraction took 32220.42ms. Allocated memory was 104.9MB in the beginning and 13.6GB in the end (delta: 13.5GB). Free memory was 74.5MB in the beginning and 11.2GB in the end (delta: -11.1GB). Peak memory consumption was 2.4GB. Max. memory is 16.1GB. [2021-12-21 15:00:31,657 INFO L158 Benchmark]: Witness Printer took 58.76ms. Allocated memory is still 13.6GB. Free memory was 11.2GB in the beginning and 11.2GB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-12-21 15:00:31,658 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 86.0MB. Free memory is still 42.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 356.36ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 52.3MB in the beginning and 72.3MB in the end (delta: -19.9MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.46ms. Allocated memory is still 104.9MB. Free memory was 72.3MB in the beginning and 70.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.18ms. Allocated memory is still 104.9MB. Free memory was 70.0MB in the beginning and 68.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 440.62ms. Allocated memory is still 104.9MB. Free memory was 68.4MB in the beginning and 75.1MB in the end (delta: -6.7MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. * TraceAbstraction took 32220.42ms. Allocated memory was 104.9MB in the beginning and 13.6GB in the end (delta: 13.5GB). Free memory was 74.5MB in the beginning and 11.2GB in the end (delta: -11.1GB). Peak memory consumption was 2.4GB. Max. memory is 16.1GB. * Witness Printer took 58.76ms. Allocated memory is still 13.6GB. Free memory was 11.2GB in the beginning and 11.2GB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 716]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L689] 0 int g0 = 0,g1 = 0,x = 0; VAL [g0=0, g1=0, x=0] [L690] 0 _Bool lock = 0; VAL [g0=0, g1=0, lock=0, x=0] [L691] 0 int mutex = 0; VAL [g0=0, g1=0, lock=0, mutex=0, x=0] [L735] 0 pthread_t t; VAL [g0=0, g1=0, lock=0, mutex=0, t={3:0}, x=0] [L736] FCALL, FORK 0 pthread_create(&t, 0, thr1, 0) VAL [g0=0, g1=0, lock=0, mutex=0, pthread_create(&t, 0, thr1, 0)=-2, t={3:0}, x=0] [L737] FCALL, FORK 0 pthread_create(&t, 0, thr2, 0) VAL [g0=0, g1=0, lock=0, mutex=0, pthread_create(&t, 0, thr2, 0)=-1, t={3:0}, x=0] [L738] COND TRUE 0 1 VAL [g0=0, g1=0, lock=0, mutex=0, t={3:0}, x=0] [L740] FCALL, FORK 0 pthread_create(&t, 0, thr3, 0) VAL [g0=0, g1=0, lock=0, mutex=0, pthread_create(&t, 0, thr3, 0)=0, t={3:0}, x=0] [L728] CALL 1 __VERIFIER_atomic_acquire() [L694] CALL 1 assume_abort_if_not(mutex==0) [L4] COND FALSE 1 !(!cond) [L694] RET 1 assume_abort_if_not(mutex==0) [L695] 1 mutex = 1 [L728] RET 1 __VERIFIER_atomic_acquire() [L729] 1 g0=1 VAL [arg={0:0}, arg={0:0}, g0=1, g1=0, lock=0, mutex=1, x=0] [L729] 1 g1=1 VAL [arg={0:0}, arg={0:0}, g0=1, g1=1, lock=0, mutex=1, x=0] [L730] CALL 1 __VERIFIER_atomic_release() [L699] CALL 1 assume_abort_if_not(mutex==1) [L4] COND FALSE 1 !(!cond) [L699] RET 1 assume_abort_if_not(mutex==1) [L700] 1 mutex = 0 [L730] RET 1 __VERIFIER_atomic_release() [L704] CALL 3 __VERIFIER_atomic_acquire() [L694] CALL 3 assume_abort_if_not(mutex==0) [L4] COND FALSE 3 !(!cond) [L694] RET 3 assume_abort_if_not(mutex==0) [L695] 3 mutex = 1 [L704] RET 3 __VERIFIER_atomic_acquire() [L705] COND TRUE 3 __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=1, arg={0:0}, arg={0:0}, g0=1, g1=1, lock=0, mutex=1, x=0] [L707] 3 g0=0 VAL [arg={0:0}, arg={0:0}, g0=0, g1=1, lock=0, mutex=1, x=0] [L708] 3 g1=0 VAL [arg={0:0}, arg={0:0}, g0=0, g1=0, lock=0, mutex=1, x=0] [L709] 3 lock=0 VAL [arg={0:0}, arg={0:0}, g0=0, g1=0, lock=0, mutex=1, x=0] [L711] CALL 3 __VERIFIER_atomic_release() [L699] CALL 3 assume_abort_if_not(mutex==1) [L4] COND FALSE 3 !(!cond) [L699] RET 3 assume_abort_if_not(mutex==1) [L700] 3 mutex = 0 [L711] RET 3 __VERIFIER_atomic_release() [L712] CALL 3 __VERIFIER_atomic_acquire() [L694] CALL 3 assume_abort_if_not(mutex==0) [L4] COND FALSE 3 !(!cond) [L694] RET 3 assume_abort_if_not(mutex==0) [L695] 3 mutex = 1 [L712] RET 3 __VERIFIER_atomic_acquire() [L731] 1 lock=1 VAL [arg={0:0}, arg={0:0}, g0=0, g1=0, lock=1, mutex=1, x=0] [L713] COND TRUE 3 \read(lock) VAL [arg={0:0}, arg={0:0}, g0=0, g1=0, lock=1, mutex=1, x=0] [L715] 3 x=1 VAL [arg={0:0}, arg={0:0}, g0=0, g1=0, lock=1, mutex=1, x=1] [L716] COND TRUE 3 !(g0==1 && g1==1) VAL [arg={0:0}, arg={0:0}, g0=0, g1=0, lock=1, mutex=1, x=1] [L716] 3 reach_error() VAL [arg={0:0}, arg={0:0}, g0=0, g1=0, lock=1, mutex=1, x=1] - UnprovableResult [Line: 723]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 737]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 740]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 736]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 128 locations, 7 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 1.4s, OverallIterations: 4, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 120 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 120 mSDsluCounter, 56 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 135 mSDsCounter, 35 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 316 IncrementalHoareTripleChecker+Invalid, 351 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 35 mSolverCounterUnsat, 36 mSDtfsCounter, 316 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 19 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=496occurred in iteration=3, InterpolantAutomatonStates: 18, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 148 NumberOfCodeBlocks, 148 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 103 ConstructedInterpolants, 0 QuantifiedInterpolants, 229 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data with 2 thread instances CFG has 10 procedures, 169 locations, 9 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 3.5s, OverallIterations: 5, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 189 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 189 mSDsluCounter, 66 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 169 mSDsCounter, 79 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 400 IncrementalHoareTripleChecker+Invalid, 479 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 79 mSolverCounterUnsat, 49 mSDtfsCounter, 400 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 23 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=609occurred in iteration=4, InterpolantAutomatonStates: 22, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 202 NumberOfCodeBlocks, 202 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 149 ConstructedInterpolants, 0 QuantifiedInterpolants, 413 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data with 3 thread instances CFG has 13 procedures, 210 locations, 11 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 27.0s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 26.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 284 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 284 mSDsluCounter, 99 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 271 mSDsCounter, 116 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 642 IncrementalHoareTripleChecker+Invalid, 758 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 116 mSolverCounterUnsat, 67 mSDtfsCounter, 642 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=801occurred in iteration=4, InterpolantAutomatonStates: 23, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 208 NumberOfCodeBlocks, 208 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 149 ConstructedInterpolants, 0 QuantifiedInterpolants, 317 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-12-21 15:00:31,691 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE