./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/rfi009_power.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 20ed64ec 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-wmm/rfi009_power.opt.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 a43f993da8b89a7f46eb57e45d9b64ee94fac36f .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-26 14:35:51,479 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-26 14:35:51,480 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-26 14:35:51,503 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-26 14:35:51,504 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-26 14:35:51,507 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-26 14:35:51,508 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-26 14:35:51,512 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-26 14:35:51,514 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-26 14:35:51,523 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-26 14:35:51,524 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-26 14:35:51,527 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-26 14:35:51,527 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-26 14:35:51,529 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-26 14:35:51,531 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-26 14:35:51,535 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-26 14:35:51,536 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-26 14:35:51,536 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-26 14:35:51,538 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-26 14:35:51,539 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-26 14:35:51,540 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-26 14:35:51,545 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-26 14:35:51,546 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-26 14:35:51,547 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-26 14:35:51,552 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-26 14:35:51,553 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-26 14:35:51,553 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-26 14:35:51,554 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-26 14:35:51,555 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-26 14:35:51,555 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-26 14:35:51,556 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-26 14:35:51,556 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-26 14:35:51,557 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-26 14:35:51,558 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-26 14:35:51,559 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-26 14:35:51,559 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-26 14:35:51,560 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-26 14:35:51,560 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-26 14:35:51,560 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-26 14:35:51,561 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-26 14:35:51,561 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-26 14:35:51,565 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-08-26 14:35:51,586 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-26 14:35:51,586 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-26 14:35:51,587 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-26 14:35:51,587 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-26 14:35:51,588 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-26 14:35:51,588 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-26 14:35:51,588 INFO L138 SettingsManager]: * Use SBE=true [2021-08-26 14:35:51,588 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-26 14:35:51,588 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-26 14:35:51,588 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-26 14:35:51,588 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-26 14:35:51,589 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-26 14:35:51,589 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-26 14:35:51,589 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-26 14:35:51,589 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-26 14:35:51,589 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-26 14:35:51,589 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-26 14:35:51,589 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-26 14:35:51,589 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-26 14:35:51,590 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-26 14:35:51,590 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-26 14:35:51,590 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-26 14:35:51,590 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 14:35:51,590 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-26 14:35:51,590 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-26 14:35:51,590 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-26 14:35:51,591 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-26 14:35:51,591 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-26 14:35:51,591 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-26 14:35:51,591 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-26 14:35:51,591 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a43f993da8b89a7f46eb57e45d9b64ee94fac36f [2021-08-26 14:35:51,818 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-26 14:35:51,836 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-26 14:35:51,839 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-26 14:35:51,841 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-26 14:35:51,841 INFO L275 PluginConnector]: CDTParser initialized [2021-08-26 14:35:51,842 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/rfi009_power.opt.i [2021-08-26 14:35:51,918 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/721e7e0e0/6bed1dad6f4c4484b9265ebd84f04092/FLAGf0be47e38 [2021-08-26 14:35:52,347 INFO L306 CDTParser]: Found 1 translation units. [2021-08-26 14:35:52,348 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/rfi009_power.opt.i [2021-08-26 14:35:52,358 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/721e7e0e0/6bed1dad6f4c4484b9265ebd84f04092/FLAGf0be47e38 [2021-08-26 14:35:52,368 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/721e7e0e0/6bed1dad6f4c4484b9265ebd84f04092 [2021-08-26 14:35:52,370 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-26 14:35:52,371 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-26 14:35:52,372 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-26 14:35:52,372 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-26 14:35:52,377 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-26 14:35:52,377 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 02:35:52" (1/1) ... [2021-08-26 14:35:52,378 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f091ed5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:35:52, skipping insertion in model container [2021-08-26 14:35:52,378 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 02:35:52" (1/1) ... [2021-08-26 14:35:52,382 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-26 14:35:52,426 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-26 14:35:52,517 WARN L228 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-wmm/rfi009_power.opt.i[993,1006] [2021-08-26 14:35:52,673 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 14:35:52,678 INFO L203 MainTranslator]: Completed pre-run [2021-08-26 14:35:52,686 WARN L228 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-wmm/rfi009_power.opt.i[993,1006] [2021-08-26 14:35:52,739 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 14:35:52,766 INFO L208 MainTranslator]: Completed translation [2021-08-26 14:35:52,766 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:35:52 WrapperNode [2021-08-26 14:35:52,767 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-26 14:35:52,767 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-26 14:35:52,767 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-26 14:35:52,768 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-26 14:35:52,772 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:35:52" (1/1) ... [2021-08-26 14:35:52,783 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:35:52" (1/1) ... [2021-08-26 14:35:52,805 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-26 14:35:52,805 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-26 14:35:52,806 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-26 14:35:52,806 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-26 14:35:52,811 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:35:52" (1/1) ... [2021-08-26 14:35:52,811 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:35:52" (1/1) ... [2021-08-26 14:35:52,815 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:35:52" (1/1) ... [2021-08-26 14:35:52,815 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:35:52" (1/1) ... [2021-08-26 14:35:52,821 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:35:52" (1/1) ... [2021-08-26 14:35:52,824 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:35:52" (1/1) ... [2021-08-26 14:35:52,828 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:35:52" (1/1) ... [2021-08-26 14:35:52,841 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-26 14:35:52,842 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-26 14:35:52,842 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-26 14:35:52,842 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-26 14:35:52,843 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:35:52" (1/1) ... [2021-08-26 14:35:52,861 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 14:35:52,867 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 14:35:52,886 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) [2021-08-26 14:35:52,907 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 [2021-08-26 14:35:52,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-26 14:35:52,934 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-08-26 14:35:52,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-26 14:35:52,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-26 14:35:52,935 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-08-26 14:35:52,935 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-08-26 14:35:52,936 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-08-26 14:35:52,936 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-08-26 14:35:52,936 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-08-26 14:35:52,936 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-08-26 14:35:52,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-26 14:35:52,936 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-08-26 14:35:52,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-26 14:35:52,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-26 14:35:52,938 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-26 14:35:54,787 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-26 14:35:54,787 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-08-26 14:35:54,789 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 02:35:54 BoogieIcfgContainer [2021-08-26 14:35:54,789 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-26 14:35:54,791 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-26 14:35:54,791 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-26 14:35:54,793 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-26 14:35:54,794 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.08 02:35:52" (1/3) ... [2021-08-26 14:35:54,794 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@658ffe92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 02:35:54, skipping insertion in model container [2021-08-26 14:35:54,794 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:35:52" (2/3) ... [2021-08-26 14:35:54,795 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@658ffe92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 02:35:54, skipping insertion in model container [2021-08-26 14:35:54,795 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 02:35:54" (3/3) ... [2021-08-26 14:35:54,796 INFO L111 eAbstractionObserver]: Analyzing ICFG rfi009_power.opt.i [2021-08-26 14:35:54,800 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-08-26 14:35:54,800 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-26 14:35:54,800 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-08-26 14:35:54,800 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-26 14:35:54,842 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,843 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,843 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,843 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,843 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,843 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,843 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,844 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,844 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,844 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,844 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,844 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,844 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,844 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,844 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,845 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,845 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,845 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,845 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,845 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,845 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,845 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,846 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,846 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,846 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,846 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,846 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,846 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,846 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,846 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,847 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,847 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,847 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,847 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,847 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,847 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,847 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,847 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,848 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,848 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,848 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,848 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,848 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,848 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,848 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,848 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,850 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,850 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,850 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,850 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,850 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,850 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,850 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,851 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,851 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,851 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,851 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,851 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,851 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,851 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,851 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,852 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,852 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,852 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,852 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,852 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,852 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,852 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,852 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,853 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,853 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,853 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,853 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,853 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,853 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,853 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,853 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,854 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,854 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,854 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,854 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,854 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,854 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,854 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,856 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,856 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,856 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,856 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,856 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,857 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,857 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,857 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,857 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,857 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,857 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,857 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,858 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,858 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,858 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,858 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,858 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,858 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,858 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,859 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,859 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,859 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,859 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,859 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,859 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,859 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,859 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,860 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,860 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,860 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,860 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,860 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,860 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,860 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,860 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,861 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,861 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,861 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,861 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,861 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,861 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,861 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,861 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,862 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,862 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,862 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,862 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,862 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,862 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,862 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,862 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,862 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,863 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,863 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,863 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,863 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,863 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,863 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,864 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,865 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,865 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,865 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,865 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,865 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,865 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,865 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,865 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,866 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,866 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,866 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,866 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,866 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,866 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,866 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,866 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,866 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,867 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,867 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,867 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,867 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,867 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,867 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,867 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,867 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,868 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,868 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,868 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,868 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,868 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,868 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,868 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,868 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,868 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,869 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,869 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,869 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,870 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,870 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,870 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,871 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,871 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,871 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,871 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,871 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,871 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,871 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,872 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,872 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,872 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,872 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,872 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,872 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,873 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,873 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,873 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,873 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,873 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,873 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,873 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,874 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,874 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,874 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,874 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,874 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,874 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,874 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,874 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,875 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,875 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,875 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,875 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,875 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,875 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,875 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,876 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,876 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,876 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,876 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,876 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,876 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,882 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,882 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,886 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,887 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,887 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,887 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,887 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,887 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,888 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,888 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,888 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,888 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,896 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,897 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,897 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,897 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,897 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,897 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,897 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,897 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,897 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,897 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,897 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,897 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,897 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,897 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,897 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,897 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,898 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,898 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,898 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,898 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,898 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,898 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,898 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,900 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,900 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,900 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,900 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,900 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,900 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,900 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,900 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,900 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,900 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,902 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,902 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,909 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,910 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,910 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,910 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,910 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,910 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,910 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,910 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,910 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,910 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,910 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,910 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,910 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,910 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,910 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,910 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,911 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,911 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,911 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,911 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,911 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,911 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,911 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,911 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,911 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:35:54,913 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-08-26 14:35:54,949 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-26 14:35:54,953 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, mConcurrency=FINITE_AUTOMATA, 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 [2021-08-26 14:35:54,953 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-08-26 14:35:54,964 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-08-26 14:35:54,976 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 115 places, 107 transitions, 229 flow [2021-08-26 14:35:54,978 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 115 places, 107 transitions, 229 flow [2021-08-26 14:35:54,979 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 115 places, 107 transitions, 229 flow [2021-08-26 14:35:55,009 INFO L129 PetriNetUnfolder]: 2/104 cut-off events. [2021-08-26 14:35:55,009 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-08-26 14:35:55,012 INFO L84 FinitePrefix]: Finished finitePrefix Result has 114 conditions, 104 events. 2/104 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 58 event pairs, 0 based on Foata normal form. 0/100 useless extension candidates. Maximal degree in co-relation 67. Up to 2 conditions per place. [2021-08-26 14:35:55,014 INFO L116 LiptonReduction]: Number of co-enabled transitions 1758 [2021-08-26 14:36:00,228 INFO L131 LiptonReduction]: Checked pairs total: 4442 [2021-08-26 14:36:00,229 INFO L133 LiptonReduction]: Total number of compositions: 94 [2021-08-26 14:36:00,234 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 35 places, 25 transitions, 65 flow [2021-08-26 14:36:00,259 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 546 states, 543 states have (on average 3.0386740331491713) internal successors, (1650), 545 states have internal predecessors, (1650), 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) [2021-08-26 14:36:00,262 INFO L276 IsEmpty]: Start isEmpty. Operand has 546 states, 543 states have (on average 3.0386740331491713) internal successors, (1650), 545 states have internal predecessors, (1650), 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) [2021-08-26 14:36:00,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-08-26 14:36:00,265 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 14:36:00,266 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2021-08-26 14:36:00,266 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-26 14:36:00,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 14:36:00,270 INFO L82 PathProgramCache]: Analyzing trace with hash 1269265871, now seen corresponding path program 1 times [2021-08-26 14:36:00,276 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 14:36:00,276 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [463067660] [2021-08-26 14:36:00,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 14:36:00,277 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 14:36:00,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 14:36:00,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 14:36:00,468 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 14:36:00,468 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [463067660] [2021-08-26 14:36:00,469 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [463067660] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 14:36:00,469 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 14:36:00,469 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-08-26 14:36:00,470 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779430071] [2021-08-26 14:36:00,476 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 14:36:00,476 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 14:36:00,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 14:36:00,487 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 14:36:00,490 INFO L87 Difference]: Start difference. First operand has 546 states, 543 states have (on average 3.0386740331491713) internal successors, (1650), 545 states have internal predecessors, (1650), 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) Second operand has 3 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 14:36:00,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 14:36:00,545 INFO L93 Difference]: Finished difference Result 458 states and 1364 transitions. [2021-08-26 14:36:00,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 14:36:00,547 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2021-08-26 14:36:00,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 14:36:00,559 INFO L225 Difference]: With dead ends: 458 [2021-08-26 14:36:00,559 INFO L226 Difference]: Without dead ends: 442 [2021-08-26 14:36:00,560 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 14:36:00,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 442 states. [2021-08-26 14:36:00,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 442 to 442. [2021-08-26 14:36:00,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 442 states, 441 states have (on average 3.002267573696145) internal successors, (1324), 441 states have internal predecessors, (1324), 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) [2021-08-26 14:36:00,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 442 states and 1324 transitions. [2021-08-26 14:36:00,612 INFO L78 Accepts]: Start accepts. Automaton has 442 states and 1324 transitions. Word has length 5 [2021-08-26 14:36:00,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 14:36:00,613 INFO L470 AbstractCegarLoop]: Abstraction has 442 states and 1324 transitions. [2021-08-26 14:36:00,613 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 14:36:00,613 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 1324 transitions. [2021-08-26 14:36:00,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-08-26 14:36:00,614 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 14:36:00,614 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 14:36:00,614 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-26 14:36:00,614 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-26 14:36:00,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 14:36:00,615 INFO L82 PathProgramCache]: Analyzing trace with hash -1568221067, now seen corresponding path program 1 times [2021-08-26 14:36:00,615 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 14:36:00,615 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [740715273] [2021-08-26 14:36:00,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 14:36:00,615 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 14:36:00,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 14:36:00,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 14:36:00,690 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 14:36:00,691 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [740715273] [2021-08-26 14:36:00,691 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [740715273] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 14:36:00,691 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 14:36:00,691 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-08-26 14:36:00,692 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [154105196] [2021-08-26 14:36:00,692 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 14:36:00,693 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 14:36:00,693 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 14:36:00,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 14:36:00,693 INFO L87 Difference]: Start difference. First operand 442 states and 1324 transitions. Second operand has 3 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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) [2021-08-26 14:36:00,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 14:36:00,708 INFO L93 Difference]: Finished difference Result 410 states and 1212 transitions. [2021-08-26 14:36:00,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 14:36:00,708 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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) Word has length 9 [2021-08-26 14:36:00,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 14:36:00,711 INFO L225 Difference]: With dead ends: 410 [2021-08-26 14:36:00,711 INFO L226 Difference]: Without dead ends: 410 [2021-08-26 14:36:00,712 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 14:36:00,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 410 states. [2021-08-26 14:36:00,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 410 to 410. [2021-08-26 14:36:00,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 410 states, 409 states have (on average 2.9633251833740832) internal successors, (1212), 409 states have internal predecessors, (1212), 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) [2021-08-26 14:36:00,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 410 states and 1212 transitions. [2021-08-26 14:36:00,727 INFO L78 Accepts]: Start accepts. Automaton has 410 states and 1212 transitions. Word has length 9 [2021-08-26 14:36:00,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 14:36:00,728 INFO L470 AbstractCegarLoop]: Abstraction has 410 states and 1212 transitions. [2021-08-26 14:36:00,728 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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) [2021-08-26 14:36:00,728 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 1212 transitions. [2021-08-26 14:36:00,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-08-26 14:36:00,730 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 14:36:00,730 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 14:36:00,730 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-26 14:36:00,730 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-26 14:36:00,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 14:36:00,730 INFO L82 PathProgramCache]: Analyzing trace with hash -1204491120, now seen corresponding path program 1 times [2021-08-26 14:36:00,731 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 14:36:00,731 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1234385352] [2021-08-26 14:36:00,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 14:36:00,731 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 14:36:00,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 14:36:00,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 14:36:00,859 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 14:36:00,859 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1234385352] [2021-08-26 14:36:00,859 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1234385352] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 14:36:00,859 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 14:36:00,859 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-26 14:36:00,859 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169940945] [2021-08-26 14:36:00,860 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-26 14:36:00,860 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 14:36:00,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-26 14:36:00,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-08-26 14:36:00,861 INFO L87 Difference]: Start difference. First operand 410 states and 1212 transitions. Second operand has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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) [2021-08-26 14:36:00,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 14:36:00,878 INFO L93 Difference]: Finished difference Result 394 states and 1156 transitions. [2021-08-26 14:36:00,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 14:36:00,879 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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) Word has length 11 [2021-08-26 14:36:00,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 14:36:00,881 INFO L225 Difference]: With dead ends: 394 [2021-08-26 14:36:00,883 INFO L226 Difference]: Without dead ends: 394 [2021-08-26 14:36:00,883 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.4ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-08-26 14:36:00,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 394 states. [2021-08-26 14:36:00,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 394 to 394. [2021-08-26 14:36:00,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 394 states, 393 states have (on average 2.94147582697201) internal successors, (1156), 393 states have internal predecessors, (1156), 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) [2021-08-26 14:36:00,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 394 states and 1156 transitions. [2021-08-26 14:36:00,902 INFO L78 Accepts]: Start accepts. Automaton has 394 states and 1156 transitions. Word has length 11 [2021-08-26 14:36:00,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 14:36:00,902 INFO L470 AbstractCegarLoop]: Abstraction has 394 states and 1156 transitions. [2021-08-26 14:36:00,903 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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) [2021-08-26 14:36:00,903 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 1156 transitions. [2021-08-26 14:36:00,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-08-26 14:36:00,907 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 14:36:00,907 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 14:36:00,907 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-26 14:36:00,907 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-26 14:36:00,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 14:36:00,908 INFO L82 PathProgramCache]: Analyzing trace with hash 1006665556, now seen corresponding path program 1 times [2021-08-26 14:36:00,908 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 14:36:00,908 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1428019247] [2021-08-26 14:36:00,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 14:36:00,909 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 14:36:00,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 14:36:00,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 14:36:00,991 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 14:36:00,991 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1428019247] [2021-08-26 14:36:00,991 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1428019247] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 14:36:00,991 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 14:36:00,991 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-26 14:36:00,991 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [762767764] [2021-08-26 14:36:00,992 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-26 14:36:00,992 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 14:36:00,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-26 14:36:00,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-26 14:36:00,992 INFO L87 Difference]: Start difference. First operand 394 states and 1156 transitions. Second operand has 4 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) [2021-08-26 14:36:01,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 14:36:01,023 INFO L93 Difference]: Finished difference Result 544 states and 1574 transitions. [2021-08-26 14:36:01,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-26 14:36:01,024 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Word has length 12 [2021-08-26 14:36:01,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 14:36:01,025 INFO L225 Difference]: With dead ends: 544 [2021-08-26 14:36:01,025 INFO L226 Difference]: Without dead ends: 286 [2021-08-26 14:36:01,026 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.9ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-26 14:36:01,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2021-08-26 14:36:01,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 286. [2021-08-26 14:36:01,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 286 states, 285 states have (on average 2.849122807017544) internal successors, (812), 285 states have internal predecessors, (812), 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) [2021-08-26 14:36:01,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 812 transitions. [2021-08-26 14:36:01,033 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 812 transitions. Word has length 12 [2021-08-26 14:36:01,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 14:36:01,033 INFO L470 AbstractCegarLoop]: Abstraction has 286 states and 812 transitions. [2021-08-26 14:36:01,034 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) [2021-08-26 14:36:01,034 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 812 transitions. [2021-08-26 14:36:01,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-08-26 14:36:01,037 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 14:36:01,037 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 14:36:01,038 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-26 14:36:01,038 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-26 14:36:01,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 14:36:01,039 INFO L82 PathProgramCache]: Analyzing trace with hash 2078324548, now seen corresponding path program 1 times [2021-08-26 14:36:01,039 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 14:36:01,040 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [465769110] [2021-08-26 14:36:01,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 14:36:01,040 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 14:36:01,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 14:36:01,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 14:36:01,147 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 14:36:01,147 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [465769110] [2021-08-26 14:36:01,148 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [465769110] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 14:36:01,148 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 14:36:01,148 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 14:36:01,148 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1960682373] [2021-08-26 14:36:01,152 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-26 14:36:01,152 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 14:36:01,153 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-26 14:36:01,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-26 14:36:01,153 INFO L87 Difference]: Start difference. First operand 286 states and 812 transitions. Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 3 states have internal predecessors, (13), 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) [2021-08-26 14:36:01,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 14:36:01,177 INFO L93 Difference]: Finished difference Result 282 states and 702 transitions. [2021-08-26 14:36:01,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-26 14:36:01,178 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.25) internal successors, (13), 3 states have internal predecessors, (13), 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) Word has length 13 [2021-08-26 14:36:01,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 14:36:01,179 INFO L225 Difference]: With dead ends: 282 [2021-08-26 14:36:01,179 INFO L226 Difference]: Without dead ends: 204 [2021-08-26 14:36:01,179 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.4ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-26 14:36:01,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2021-08-26 14:36:01,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 204. [2021-08-26 14:36:01,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 204 states, 203 states have (on average 2.4334975369458127) internal successors, (494), 203 states have internal predecessors, (494), 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) [2021-08-26 14:36:01,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 494 transitions. [2021-08-26 14:36:01,183 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 494 transitions. Word has length 13 [2021-08-26 14:36:01,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 14:36:01,183 INFO L470 AbstractCegarLoop]: Abstraction has 204 states and 494 transitions. [2021-08-26 14:36:01,183 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.25) internal successors, (13), 3 states have internal predecessors, (13), 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) [2021-08-26 14:36:01,183 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 494 transitions. [2021-08-26 14:36:01,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-08-26 14:36:01,184 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 14:36:01,184 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 14:36:01,184 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-26 14:36:01,184 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-26 14:36:01,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 14:36:01,185 INFO L82 PathProgramCache]: Analyzing trace with hash -1356500960, now seen corresponding path program 1 times [2021-08-26 14:36:01,185 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 14:36:01,185 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [445973348] [2021-08-26 14:36:01,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 14:36:01,185 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 14:36:01,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 14:36:01,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 14:36:01,280 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 14:36:01,280 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [445973348] [2021-08-26 14:36:01,281 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [445973348] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 14:36:01,281 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 14:36:01,281 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 14:36:01,281 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2147385782] [2021-08-26 14:36:01,281 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 14:36:01,282 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 14:36:01,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 14:36:01,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-08-26 14:36:01,282 INFO L87 Difference]: Start difference. First operand 204 states and 494 transitions. Second operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 4 states have internal predecessors, (15), 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) [2021-08-26 14:36:01,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 14:36:01,313 INFO L93 Difference]: Finished difference Result 167 states and 361 transitions. [2021-08-26 14:36:01,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-26 14:36:01,313 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.0) internal successors, (15), 4 states have internal predecessors, (15), 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) Word has length 15 [2021-08-26 14:36:01,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 14:36:01,314 INFO L225 Difference]: With dead ends: 167 [2021-08-26 14:36:01,314 INFO L226 Difference]: Without dead ends: 124 [2021-08-26 14:36:01,314 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 11.6ms TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-08-26 14:36:01,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2021-08-26 14:36:01,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2021-08-26 14:36:01,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 123 states have (on average 2.0813008130081303) internal successors, (256), 123 states have internal predecessors, (256), 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) [2021-08-26 14:36:01,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 256 transitions. [2021-08-26 14:36:01,317 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 256 transitions. Word has length 15 [2021-08-26 14:36:01,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 14:36:01,317 INFO L470 AbstractCegarLoop]: Abstraction has 124 states and 256 transitions. [2021-08-26 14:36:01,317 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.0) internal successors, (15), 4 states have internal predecessors, (15), 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) [2021-08-26 14:36:01,318 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 256 transitions. [2021-08-26 14:36:01,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-08-26 14:36:01,318 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 14:36:01,318 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 14:36:01,318 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-26 14:36:01,319 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-26 14:36:01,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 14:36:01,319 INFO L82 PathProgramCache]: Analyzing trace with hash -432865067, now seen corresponding path program 1 times [2021-08-26 14:36:01,319 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 14:36:01,320 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1805013524] [2021-08-26 14:36:01,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 14:36:01,320 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 14:36:01,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 14:36:01,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 14:36:01,435 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 14:36:01,435 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1805013524] [2021-08-26 14:36:01,435 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1805013524] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 14:36:01,435 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 14:36:01,435 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-26 14:36:01,435 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521304426] [2021-08-26 14:36:01,435 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-26 14:36:01,436 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 14:36:01,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-26 14:36:01,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-08-26 14:36:01,436 INFO L87 Difference]: Start difference. First operand 124 states and 256 transitions. Second operand has 6 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 5 states have internal predecessors, (17), 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) [2021-08-26 14:36:01,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 14:36:01,467 INFO L93 Difference]: Finished difference Result 108 states and 222 transitions. [2021-08-26 14:36:01,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-26 14:36:01,468 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 5 states have internal predecessors, (17), 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) Word has length 17 [2021-08-26 14:36:01,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 14:36:01,468 INFO L225 Difference]: With dead ends: 108 [2021-08-26 14:36:01,469 INFO L226 Difference]: Without dead ends: 97 [2021-08-26 14:36:01,469 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 16.0ms TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-08-26 14:36:01,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2021-08-26 14:36:01,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2021-08-26 14:36:01,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 96 states have (on average 2.1041666666666665) internal successors, (202), 96 states have internal predecessors, (202), 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) [2021-08-26 14:36:01,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 202 transitions. [2021-08-26 14:36:01,471 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 202 transitions. Word has length 17 [2021-08-26 14:36:01,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 14:36:01,472 INFO L470 AbstractCegarLoop]: Abstraction has 97 states and 202 transitions. [2021-08-26 14:36:01,472 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 5 states have internal predecessors, (17), 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) [2021-08-26 14:36:01,472 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 202 transitions. [2021-08-26 14:36:01,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-08-26 14:36:01,473 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 14:36:01,473 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 14:36:01,473 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-26 14:36:01,473 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-26 14:36:01,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 14:36:01,473 INFO L82 PathProgramCache]: Analyzing trace with hash -1341877952, now seen corresponding path program 1 times [2021-08-26 14:36:01,474 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 14:36:01,474 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1698934311] [2021-08-26 14:36:01,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 14:36:01,474 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 14:36:01,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 14:36:01,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 14:36:01,791 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 14:36:01,792 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1698934311] [2021-08-26 14:36:01,792 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1698934311] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 14:36:01,792 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 14:36:01,792 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-26 14:36:01,792 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2082684659] [2021-08-26 14:36:01,792 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-08-26 14:36:01,792 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 14:36:01,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-26 14:36:01,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-08-26 14:36:01,793 INFO L87 Difference]: Start difference. First operand 97 states and 202 transitions. Second operand has 8 states, 7 states have (on average 2.857142857142857) internal successors, (20), 7 states have internal predecessors, (20), 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) [2021-08-26 14:36:01,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 14:36:01,958 INFO L93 Difference]: Finished difference Result 111 states and 224 transitions. [2021-08-26 14:36:01,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-26 14:36:01,959 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 2.857142857142857) internal successors, (20), 7 states have internal predecessors, (20), 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) Word has length 20 [2021-08-26 14:36:01,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 14:36:01,959 INFO L225 Difference]: With dead ends: 111 [2021-08-26 14:36:01,959 INFO L226 Difference]: Without dead ends: 79 [2021-08-26 14:36:01,960 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 130.6ms TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2021-08-26 14:36:01,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2021-08-26 14:36:01,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2021-08-26 14:36:01,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 78 states have (on average 2.0256410256410255) internal successors, (158), 78 states have internal predecessors, (158), 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) [2021-08-26 14:36:01,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 158 transitions. [2021-08-26 14:36:01,961 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 158 transitions. Word has length 20 [2021-08-26 14:36:01,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 14:36:01,961 INFO L470 AbstractCegarLoop]: Abstraction has 79 states and 158 transitions. [2021-08-26 14:36:01,961 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.857142857142857) internal successors, (20), 7 states have internal predecessors, (20), 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) [2021-08-26 14:36:01,962 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 158 transitions. [2021-08-26 14:36:01,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-08-26 14:36:01,962 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 14:36:01,962 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 14:36:01,962 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-26 14:36:01,962 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-26 14:36:01,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 14:36:01,962 INFO L82 PathProgramCache]: Analyzing trace with hash 828691744, now seen corresponding path program 2 times [2021-08-26 14:36:01,963 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 14:36:01,963 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [302639002] [2021-08-26 14:36:01,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 14:36:01,963 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 14:36:01,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-26 14:36:01,994 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-26 14:36:02,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-26 14:36:02,103 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-26 14:36:02,104 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-08-26 14:36:02,104 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 14:36:02,105 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 14:36:02,106 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-08-26 14:36:02,106 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-08-26 14:36:02,108 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION [2021-08-26 14:36:02,108 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 14:36:02,109 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-26 14:36:02,113 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-08-26 14:36:02,113 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-26 14:36:02,183 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.08 02:36:02 BasicIcfg [2021-08-26 14:36:02,183 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-26 14:36:02,183 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-26 14:36:02,183 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-26 14:36:02,184 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-26 14:36:02,184 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 02:35:54" (3/4) ... [2021-08-26 14:36:02,195 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-08-26 14:36:02,268 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-26 14:36:02,271 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-26 14:36:02,272 INFO L168 Benchmark]: Toolchain (without parser) took 9900.33 ms. Allocated memory was 60.8 MB in the beginning and 306.2 MB in the end (delta: 245.4 MB). Free memory was 39.2 MB in the beginning and 228.3 MB in the end (delta: -189.0 MB). Peak memory consumption was 57.4 MB. Max. memory is 16.1 GB. [2021-08-26 14:36:02,272 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 60.8 MB. Free memory was 42.7 MB in the beginning and 42.6 MB in the end (delta: 41.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-26 14:36:02,272 INFO L168 Benchmark]: CACSL2BoogieTranslator took 395.32 ms. Allocated memory is still 60.8 MB. Free memory was 39.1 MB in the beginning and 30.6 MB in the end (delta: 8.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-08-26 14:36:02,273 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.69 ms. Allocated memory is still 60.8 MB. Free memory was 30.6 MB in the beginning and 27.7 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-08-26 14:36:02,273 INFO L168 Benchmark]: Boogie Preprocessor took 35.95 ms. Allocated memory is still 60.8 MB. Free memory was 27.7 MB in the beginning and 25.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-08-26 14:36:02,274 INFO L168 Benchmark]: RCFGBuilder took 1947.60 ms. Allocated memory was 60.8 MB in the beginning and 117.4 MB in the end (delta: 56.6 MB). Free memory was 25.3 MB in the beginning and 66.1 MB in the end (delta: -40.8 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. [2021-08-26 14:36:02,274 INFO L168 Benchmark]: TraceAbstraction took 7392.19 ms. Allocated memory was 117.4 MB in the beginning and 306.2 MB in the end (delta: 188.7 MB). Free memory was 66.1 MB in the beginning and 246.1 MB in the end (delta: -180.0 MB). Peak memory consumption was 121.0 MB. Max. memory is 16.1 GB. [2021-08-26 14:36:02,274 INFO L168 Benchmark]: Witness Printer took 87.22 ms. Allocated memory is still 306.2 MB. Free memory was 246.1 MB in the beginning and 228.3 MB in the end (delta: 17.8 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-08-26 14:36:02,275 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 60.8 MB. Free memory was 42.7 MB in the beginning and 42.6 MB in the end (delta: 41.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 395.32 ms. Allocated memory is still 60.8 MB. Free memory was 39.1 MB in the beginning and 30.6 MB in the end (delta: 8.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 37.69 ms. Allocated memory is still 60.8 MB. Free memory was 30.6 MB in the beginning and 27.7 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 35.95 ms. Allocated memory is still 60.8 MB. Free memory was 27.7 MB in the beginning and 25.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1947.60 ms. Allocated memory was 60.8 MB in the beginning and 117.4 MB in the end (delta: 56.6 MB). Free memory was 25.3 MB in the beginning and 66.1 MB in the end (delta: -40.8 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 7392.19 ms. Allocated memory was 117.4 MB in the beginning and 306.2 MB in the end (delta: 188.7 MB). Free memory was 66.1 MB in the beginning and 246.1 MB in the end (delta: -180.0 MB). Peak memory consumption was 121.0 MB. Max. memory is 16.1 GB. * Witness Printer took 87.22 ms. Allocated memory is still 306.2 MB. Free memory was 246.1 MB in the beginning and 228.3 MB in the end (delta: 17.8 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 5250.9ms, 115 PlacesBefore, 35 PlacesAfterwards, 107 TransitionsBefore, 25 TransitionsAfterwards, 1758 CoEnabledTransitionPairs, 7 FixpointIterations, 39 TrivialSequentialCompositions, 47 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 6 ConcurrentYvCompositions, 2 ChoiceCompositions, 94 TotalNumberOfCompositions, 4442 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 2147, positive: 1985, positive conditional: 0, positive unconditional: 1985, negative: 162, negative conditional: 0, negative unconditional: 162, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1261, positive: 1202, positive conditional: 0, positive unconditional: 1202, negative: 59, negative conditional: 0, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1261, positive: 1196, positive conditional: 0, positive unconditional: 1196, negative: 65, negative conditional: 0, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 65, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 59, negative conditional: 0, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 505, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 498, negative conditional: 0, negative unconditional: 498, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2147, positive: 783, positive conditional: 0, positive unconditional: 783, negative: 103, negative conditional: 0, negative unconditional: 103, unknown: 1261, unknown conditional: 0, unknown unconditional: 1261] , Statistics on independence cache: Total cache size (in pairs): 112, Positive cache size: 89, Positive conditional cache size: 0, Positive unconditional cache size: 89, Negative cache size: 23, Negative conditional cache size: 0, Negative unconditional cache size: 23 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 19]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; [L712] 0 int __unbuffered_p0_EAX = 0; [L714] 0 int __unbuffered_p0_EBX = 0; [L716] 0 int __unbuffered_p1_EAX = 0; [L718] 0 int __unbuffered_p1_EBX = 0; [L719] 0 _Bool main$tmp_guard0; [L720] 0 _Bool main$tmp_guard1; [L722] 0 int x = 0; [L724] 0 int y = 0; [L725] 0 _Bool y$flush_delayed; [L726] 0 int y$mem_tmp; [L727] 0 _Bool y$r_buff0_thd0; [L728] 0 _Bool y$r_buff0_thd1; [L729] 0 _Bool y$r_buff0_thd2; [L730] 0 _Bool y$r_buff0_thd3; [L731] 0 _Bool y$r_buff1_thd0; [L732] 0 _Bool y$r_buff1_thd1; [L733] 0 _Bool y$r_buff1_thd2; [L734] 0 _Bool y$r_buff1_thd3; [L735] 0 _Bool y$read_delayed; [L736] 0 int *y$read_delayed_var; [L737] 0 int y$w_buff0; [L738] 0 _Bool y$w_buff0_used; [L739] 0 int y$w_buff1; [L740] 0 _Bool y$w_buff1_used; [L741] 0 _Bool weak$$choice0; [L742] 0 _Bool weak$$choice2; [L844] 0 pthread_t t1740; [L845] FCALL, FORK 0 pthread_create(&t1740, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L846] 0 pthread_t t1741; [L847] FCALL, FORK 0 pthread_create(&t1741, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L774] 2 y$w_buff1 = y$w_buff0 [L775] 2 y$w_buff0 = 1 [L776] 2 y$w_buff1_used = y$w_buff0_used [L777] 2 y$w_buff0_used = (_Bool)1 [L19] COND FALSE 2 !(!expression) [L779] 2 y$r_buff1_thd0 = y$r_buff0_thd0 [L780] 2 y$r_buff1_thd1 = y$r_buff0_thd1 [L781] 2 y$r_buff1_thd2 = y$r_buff0_thd2 [L782] 2 y$r_buff1_thd3 = y$r_buff0_thd3 [L783] 2 y$r_buff0_thd2 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L786] 2 weak$$choice0 = __VERIFIER_nondet_bool() [L787] 2 weak$$choice2 = __VERIFIER_nondet_bool() [L788] 2 y$flush_delayed = weak$$choice2 [L789] 2 y$mem_tmp = y [L790] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1) [L790] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1 [L790] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1) [L790] 2 y = !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1) [L791] EXPR 2 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L791] 2 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L792] EXPR 2 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L792] 2 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L793] EXPR 2 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L793] 2 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L794] EXPR 2 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L794] 2 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L795] EXPR 2 weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L795] 2 y$r_buff0_thd2 = weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L796] EXPR 2 weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L796] 2 y$r_buff1_thd2 = weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L797] 2 __unbuffered_p1_EAX = y [L798] EXPR 2 y$flush_delayed ? y$mem_tmp : y [L798] 2 y = y$flush_delayed ? y$mem_tmp : y [L799] 2 y$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L802] 2 __unbuffered_p1_EBX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L848] 0 pthread_t t1742; [L849] FCALL, FORK 0 pthread_create(&t1742, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L819] 3 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L822] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L822] EXPR 3 y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y [L822] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L822] 3 y = y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L823] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L823] 3 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L824] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L824] 3 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L825] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L825] 3 y$r_buff0_thd3 = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L826] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L826] 3 y$r_buff1_thd3 = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L746] 1 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L749] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L750] 1 weak$$choice2 = __VERIFIER_nondet_bool() [L751] 1 y$flush_delayed = weak$$choice2 [L752] 1 y$mem_tmp = y [L753] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1) [L753] 1 y = !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1) [L754] EXPR 1 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)) [L754] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0) [L754] EXPR 1 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)) [L754] 1 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)) [L755] EXPR 1 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)) [L755] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1) [L755] EXPR 1 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)) [L755] 1 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)) [L756] EXPR 1 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used)) [L756] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used) [L756] EXPR 1 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used)) [L756] 1 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used)) [L757] EXPR 1 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L757] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0) [L757] EXPR 1 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L757] 1 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L758] EXPR 1 weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1)) [L758] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1) [L758] EXPR 1 weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1)) [L758] 1 y$r_buff0_thd1 = weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1)) [L759] EXPR 1 weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L759] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0) [L759] EXPR 1 weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L759] 1 y$r_buff1_thd1 = weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L760] 1 __unbuffered_p0_EBX = y [L761] EXPR 1 y$flush_delayed ? y$mem_tmp : y [L761] 1 y = y$flush_delayed ? y$mem_tmp : y [L762] 1 y$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L829] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L831] 3 return 0; [L805] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L805] 2 y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L806] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L806] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L807] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L807] 2 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L808] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L808] 2 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L809] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L809] 2 y$r_buff1_thd2 = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L767] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L769] 1 return 0; [L812] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L814] 2 return 0; [L851] 0 main$tmp_guard0 = __unbuffered_cnt == 3 [L4] COND FALSE 0 !(!cond) [L855] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L855] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L855] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L855] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L856] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L856] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L857] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L857] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L858] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L858] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L859] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L859] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L862] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 1 && __unbuffered_p0_EBX == 0 && __unbuffered_p1_EAX == 1 && __unbuffered_p1_EBX == 0) [L19] COND TRUE 0 !expression [L19] 0 reach_error() VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] - UnprovableResult [Line: 19]: 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: 845]: 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: 849]: 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: 847]: 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, 133 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 7163.1ms, OverallIterations: 9, TraceHistogramMax: 1, EmptinessCheckTime: 17.0ms, AutomataDifference: 418.5ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 5306.2ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 167 SDtfs, 268 SDslu, 261 SDs, 0 SdLazy, 134 SolverSat, 57 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 163.1ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 31 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 190.7ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=546occurred in iteration=0, InterpolantAutomatonStates: 39, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 91.9ms AutomataMinimizationTime, 8 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 48.2ms SsaConstructionTime, 354.2ms SatisfiabilityAnalysisTime, 647.3ms InterpolantComputationTime, 122 NumberOfCodeBlocks, 122 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 94 ConstructedInterpolants, 0 QuantifiedInterpolants, 684 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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! [2021-08-26 14:36:02,323 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...