./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe009_power.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8d31f386 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/safe009_power.oepc.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 8cdde5288235f7cfc06fc3b69021d8e3b3511610 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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-wip.dd.multireach-323-8d31f38 [2021-07-05 15:52:44,765 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-05 15:52:44,768 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-05 15:52:44,803 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-05 15:52:44,803 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-05 15:52:44,804 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-05 15:52:44,805 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-05 15:52:44,807 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-05 15:52:44,808 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-05 15:52:44,809 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-05 15:52:44,810 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-05 15:52:44,810 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-05 15:52:44,811 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-05 15:52:44,811 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-05 15:52:44,812 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-05 15:52:44,813 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-05 15:52:44,814 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-05 15:52:44,814 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-05 15:52:44,815 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-05 15:52:44,817 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-05 15:52:44,817 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-05 15:52:44,818 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-05 15:52:44,819 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-05 15:52:44,820 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-05 15:52:44,822 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-05 15:52:44,822 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-05 15:52:44,822 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-05 15:52:44,823 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-05 15:52:44,823 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-05 15:52:44,824 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-05 15:52:44,824 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-05 15:52:44,825 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-05 15:52:44,825 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-05 15:52:44,826 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-05 15:52:44,826 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-05 15:52:44,827 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-05 15:52:44,827 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-05 15:52:44,827 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-05 15:52:44,828 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-05 15:52:44,828 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-05 15:52:44,829 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-05 15:52:44,829 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-07-05 15:52:44,858 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-05 15:52:44,859 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-05 15:52:44,860 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-05 15:52:44,861 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-05 15:52:44,861 INFO L138 SettingsManager]: * Use SBE=true [2021-07-05 15:52:44,861 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-05 15:52:44,861 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-05 15:52:44,861 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-05 15:52:44,861 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-05 15:52:44,862 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-05 15:52:44,862 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-05 15:52:44,862 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-05 15:52:44,863 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-05 15:52:44,863 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-05 15:52:44,863 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-05 15:52:44,863 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-05 15:52:44,863 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-05 15:52:44,863 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-05 15:52:44,864 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-05 15:52:44,864 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-05 15:52:44,864 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 15:52:44,864 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-05 15:52:44,864 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-05 15:52:44,864 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-05 15:52:44,864 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-05 15:52:44,865 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-05 15:52:44,865 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-05 15:52:44,865 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-05 15:52:44,865 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8cdde5288235f7cfc06fc3b69021d8e3b3511610 [2021-07-05 15:52:45,142 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-05 15:52:45,170 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-05 15:52:45,172 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-05 15:52:45,173 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-05 15:52:45,174 INFO L275 PluginConnector]: CDTParser initialized [2021-07-05 15:52:45,175 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe009_power.oepc.i [2021-07-05 15:52:45,227 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2754ade0/a983e6a71ff14f66b740f840bf32e02a/FLAGc488f5185 [2021-07-05 15:52:45,652 INFO L306 CDTParser]: Found 1 translation units. [2021-07-05 15:52:45,653 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe009_power.oepc.i [2021-07-05 15:52:45,667 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2754ade0/a983e6a71ff14f66b740f840bf32e02a/FLAGc488f5185 [2021-07-05 15:52:45,975 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2754ade0/a983e6a71ff14f66b740f840bf32e02a [2021-07-05 15:52:45,979 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-05 15:52:45,980 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-05 15:52:45,982 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-05 15:52:45,982 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-05 15:52:45,985 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-05 15:52:45,985 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 03:52:45" (1/1) ... [2021-07-05 15:52:45,987 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23e54828 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:52:45, skipping insertion in model container [2021-07-05 15:52:45,987 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 03:52:45" (1/1) ... [2021-07-05 15:52:45,992 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-05 15:52:46,030 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-05 15:52:46,174 WARN L224 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/safe009_power.oepc.i[995,1008] [2021-07-05 15:52:46,373 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 15:52:46,379 INFO L203 MainTranslator]: Completed pre-run [2021-07-05 15:52:46,387 WARN L224 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/safe009_power.oepc.i[995,1008] [2021-07-05 15:52:46,434 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 15:52:46,483 INFO L208 MainTranslator]: Completed translation [2021-07-05 15:52:46,484 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:52:46 WrapperNode [2021-07-05 15:52:46,484 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-05 15:52:46,485 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-05 15:52:46,485 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-05 15:52:46,485 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-05 15:52:46,490 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:52:46" (1/1) ... [2021-07-05 15:52:46,501 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:52:46" (1/1) ... [2021-07-05 15:52:46,520 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-05 15:52:46,521 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-05 15:52:46,521 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-05 15:52:46,521 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-05 15:52:46,526 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:52:46" (1/1) ... [2021-07-05 15:52:46,526 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:52:46" (1/1) ... [2021-07-05 15:52:46,529 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:52:46" (1/1) ... [2021-07-05 15:52:46,530 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:52:46" (1/1) ... [2021-07-05 15:52:46,537 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:52:46" (1/1) ... [2021-07-05 15:52:46,539 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:52:46" (1/1) ... [2021-07-05 15:52:46,542 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:52:46" (1/1) ... [2021-07-05 15:52:46,545 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-05 15:52:46,545 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-05 15:52:46,546 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-05 15:52:46,546 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-05 15:52:46,546 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:52:46" (1/1) ... [2021-07-05 15:52:46,550 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 15:52:46,564 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-05 15:52:46,574 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) [2021-07-05 15:52:46,594 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 [2021-07-05 15:52:46,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-07-05 15:52:46,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-05 15:52:46,626 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-05 15:52:46,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-05 15:52:46,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-05 15:52:46,627 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-05 15:52:46,627 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-05 15:52:46,627 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-05 15:52:46,627 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-05 15:52:46,628 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-05 15:52:46,628 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-05 15:52:46,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-05 15:52:46,628 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-05 15:52:46,629 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-05 15:52:46,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-05 15:52:46,633 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-05 15:52:48,909 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-05 15:52:48,910 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-05 15:52:48,911 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 03:52:48 BoogieIcfgContainer [2021-07-05 15:52:48,911 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-05 15:52:48,913 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-05 15:52:48,913 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-05 15:52:48,915 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-05 15:52:48,915 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.07 03:52:45" (1/3) ... [2021-07-05 15:52:48,915 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@610ec482 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 03:52:48, skipping insertion in model container [2021-07-05 15:52:48,915 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:52:46" (2/3) ... [2021-07-05 15:52:48,916 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@610ec482 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 03:52:48, skipping insertion in model container [2021-07-05 15:52:48,916 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 03:52:48" (3/3) ... [2021-07-05 15:52:48,917 INFO L111 eAbstractionObserver]: Analyzing ICFG safe009_power.oepc.i [2021-07-05 15:52:48,922 WARN L144 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-05 15:52:48,922 INFO L198 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-05 15:52:48,923 INFO L158 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-05 15:52:48,923 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-05 15:52:48,959 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,959 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,960 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,960 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,960 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,960 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,960 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,960 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,960 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,961 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,961 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,961 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,961 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,961 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,961 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,961 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,961 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,962 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,962 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,962 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,962 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,962 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,962 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,962 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,962 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,963 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,963 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,963 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,963 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,963 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,963 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,963 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,963 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,964 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,964 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,964 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,964 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,964 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,964 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,964 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,964 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,965 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,965 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,965 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,965 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,965 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,965 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,965 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,965 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,965 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,966 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,966 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,966 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,966 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,966 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,966 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,966 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,966 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,967 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,967 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,967 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,967 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,967 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,967 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,967 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,967 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,968 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,968 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,968 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,968 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,968 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,968 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,968 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,968 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,969 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,969 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,969 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,969 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,969 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,969 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,969 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,969 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,969 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,970 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,970 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,970 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,970 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,970 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,970 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,970 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,971 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,971 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,971 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,971 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,971 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,971 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,974 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,974 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,974 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,975 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,975 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,975 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,975 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,975 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,975 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,975 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,975 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,976 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,976 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,976 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,976 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,976 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,976 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,976 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,976 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,976 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,977 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,977 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,977 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,977 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,977 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,977 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,977 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,977 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,977 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,978 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,978 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,978 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,978 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,978 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,978 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,978 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,978 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,978 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,979 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,979 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,979 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,979 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,979 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,979 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,979 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,979 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,980 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,980 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,980 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,980 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,980 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,980 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,980 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,980 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,980 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,981 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,981 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,981 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,981 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,981 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,981 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,981 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,981 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,982 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,982 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,982 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,982 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,982 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,982 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,982 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,982 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,982 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,983 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,983 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,983 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,983 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,983 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,983 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,983 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,983 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,984 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,984 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,984 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,984 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,984 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,984 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,984 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,984 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,987 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,988 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,988 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,988 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,988 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,988 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,988 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,989 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,989 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,989 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,989 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,989 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,989 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,989 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~mem54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,989 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~mem54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,990 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,990 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,990 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,990 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,990 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,990 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,991 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,991 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~mem54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,991 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~mem54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,991 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,991 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,991 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,991 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,991 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,992 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,992 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,992 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,992 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,992 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,993 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,993 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,993 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,993 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,993 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,993 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,993 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,994 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,994 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,994 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,994 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,994 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,994 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,994 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,994 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,995 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,995 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,995 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,995 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,995 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,995 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,996 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,996 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,996 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,996 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,996 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,997 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,997 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,997 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,997 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,998 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,998 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,999 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~mem54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,999 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,999 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,999 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,999 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,999 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,999 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:48,999 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,000 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,001 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,012 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,012 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,013 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,013 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,013 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,013 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,013 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,013 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,013 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,013 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,015 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,015 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,015 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,015 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,015 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,016 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,016 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,016 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,016 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,016 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,016 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,016 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,016 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,017 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,017 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,017 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,017 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,017 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,017 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,017 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,017 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,018 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,018 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,018 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,018 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,018 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,018 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,018 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,018 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,019 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,019 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,019 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,019 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,019 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,019 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,019 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,019 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,020 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,020 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,020 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,020 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,020 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,020 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,020 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,021 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,021 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,021 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,021 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,021 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,021 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,021 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,021 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,022 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:52:49,023 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-05 15:52:49,050 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 15:52:49,054 INFO L329 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, mLimitAnalysisTime=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-07-05 15:52:49,054 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 15:52:49,063 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-07-05 15:52:49,069 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 129 places, 121 transitions, 257 flow [2021-07-05 15:52:49,071 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 129 places, 121 transitions, 257 flow [2021-07-05 15:52:49,072 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 129 places, 121 transitions, 257 flow [2021-07-05 15:52:49,100 INFO L129 PetriNetUnfolder]: 2/118 cut-off events. [2021-07-05 15:52:49,101 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-07-05 15:52:49,103 INFO L84 FinitePrefix]: Finished finitePrefix Result has 128 conditions, 118 events. 2/118 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 45 event pairs, 0 based on Foata normal form. 0/115 useless extension candidates. Maximal degree in co-relation 65. Up to 2 conditions per place. [2021-07-05 15:52:49,105 INFO L116 LiptonReduction]: Number of co-enabled transitions 1570 [2021-07-05 15:52:49,633 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 70 [2021-07-05 15:52:50,054 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 96 [2021-07-05 15:52:50,203 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-07-05 15:52:53,169 WARN L205 SmtUtils]: Spent 2.58 s on a formula simplification. DAG size of input: 406 DAG size of output: 364 [2021-07-05 15:52:54,553 WARN L205 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 361 DAG size of output: 361 [2021-07-05 15:52:58,051 WARN L205 SmtUtils]: Spent 3.49 s on a formula simplification. DAG size of input: 566 DAG size of output: 532 [2021-07-05 15:52:59,597 WARN L205 SmtUtils]: Spent 1.54 s on a formula simplification that was a NOOP. DAG size: 528 [2021-07-05 15:53:00,605 WARN L205 SmtUtils]: Spent 847.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 236 [2021-07-05 15:53:00,990 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2021-07-05 15:53:02,687 WARN L205 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 368 DAG size of output: 324 [2021-07-05 15:53:03,460 WARN L205 SmtUtils]: Spent 770.00 ms on a formula simplification that was a NOOP. DAG size: 321 [2021-07-05 15:53:07,768 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-07-05 15:53:07,901 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-07-05 15:53:13,113 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2021-07-05 15:53:13,276 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2021-07-05 15:53:13,467 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2021-07-05 15:53:13,619 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2021-07-05 15:53:14,190 WARN L205 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 163 [2021-07-05 15:53:14,449 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2021-07-05 15:53:14,995 WARN L205 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 163 [2021-07-05 15:53:15,259 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2021-07-05 15:53:15,261 INFO L131 LiptonReduction]: Checked pairs total: 3750 [2021-07-05 15:53:15,262 INFO L133 LiptonReduction]: Total number of compositions: 106 [2021-07-05 15:53:15,268 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 34 places, 25 transitions, 65 flow [2021-07-05 15:53:15,302 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 530 states, 528 states have (on average 3.2234848484848486) internal successors, (1702), 529 states have internal predecessors, (1702), 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) [2021-07-05 15:53:15,304 INFO L276 IsEmpty]: Start isEmpty. Operand has 530 states, 528 states have (on average 3.2234848484848486) internal successors, (1702), 529 states have internal predecessors, (1702), 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) [2021-07-05 15:53:15,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-07-05 15:53:15,311 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 15:53:15,311 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 15:53:15,312 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 15:53:15,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 15:53:15,318 INFO L82 PathProgramCache]: Analyzing trace with hash 1495822868, now seen corresponding path program 1 times [2021-07-05 15:53:15,324 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 15:53:15,324 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [286377878] [2021-07-05 15:53:15,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 15:53:15,325 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 15:53:15,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 15:53:15,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 15:53:15,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 15:53:15,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 15:53:15,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 15:53:15,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 15:53:15,513 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 15:53:15,514 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [286377878] [2021-07-05 15:53:15,514 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [286377878] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 15:53:15,514 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 15:53:15,514 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-05 15:53:15,515 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1094485860] [2021-07-05 15:53:15,518 INFO L425 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-05 15:53:15,518 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 15:53:15,529 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-05 15:53:15,529 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 15:53:15,532 INFO L87 Difference]: Start difference. First operand has 530 states, 528 states have (on average 3.2234848484848486) internal successors, (1702), 529 states have internal predecessors, (1702), 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 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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) [2021-07-05 15:53:15,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 15:53:15,563 INFO L93 Difference]: Finished difference Result 530 states and 1622 transitions. [2021-07-05 15:53:15,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-05 15:53:15,564 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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 8 [2021-07-05 15:53:15,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 15:53:15,580 INFO L225 Difference]: With dead ends: 530 [2021-07-05 15:53:15,581 INFO L226 Difference]: Without dead ends: 450 [2021-07-05 15:53:15,582 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 15:53:15,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 450 states. [2021-07-05 15:53:15,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 450 to 450. [2021-07-05 15:53:15,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 450 states, 449 states have (on average 3.024498886414254) internal successors, (1358), 449 states have internal predecessors, (1358), 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) [2021-07-05 15:53:15,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 450 states and 1358 transitions. [2021-07-05 15:53:15,650 INFO L78 Accepts]: Start accepts. Automaton has 450 states and 1358 transitions. Word has length 8 [2021-07-05 15:53:15,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 15:53:15,651 INFO L442 AbstractCegarLoop]: Abstraction has 450 states and 1358 transitions. [2021-07-05 15:53:15,651 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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) [2021-07-05 15:53:15,651 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 1358 transitions. [2021-07-05 15:53:15,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-07-05 15:53:15,652 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 15:53:15,652 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 15:53:15,652 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-05 15:53:15,652 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 15:53:15,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 15:53:15,653 INFO L82 PathProgramCache]: Analyzing trace with hash -1328928893, now seen corresponding path program 1 times [2021-07-05 15:53:15,653 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 15:53:15,654 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [420102131] [2021-07-05 15:53:15,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 15:53:15,654 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 15:53:15,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 15:53:15,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 15:53:15,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 15:53:15,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 15:53:15,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-05 15:53:15,752 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-07-05 15:53:15,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-05 15:53:15,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 15:53:15,756 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 15:53:15,756 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [420102131] [2021-07-05 15:53:15,756 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [420102131] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 15:53:15,756 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 15:53:15,756 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 15:53:15,756 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1923442780] [2021-07-05 15:53:15,757 INFO L425 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-05 15:53:15,757 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 15:53:15,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-05 15:53:15,758 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-07-05 15:53:15,758 INFO L87 Difference]: Start difference. First operand 450 states and 1358 transitions. Second operand has 5 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 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) [2021-07-05 15:53:15,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 15:53:15,789 INFO L93 Difference]: Finished difference Result 498 states and 1446 transitions. [2021-07-05 15:53:15,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-05 15:53:15,789 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 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 10 [2021-07-05 15:53:15,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 15:53:15,792 INFO L225 Difference]: With dead ends: 498 [2021-07-05 15:53:15,792 INFO L226 Difference]: Without dead ends: 418 [2021-07-05 15:53:15,792 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 12.3ms TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-07-05 15:53:15,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 418 states. [2021-07-05 15:53:15,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 418 to 418. [2021-07-05 15:53:15,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 418 states, 417 states have (on average 2.988009592326139) internal successors, (1246), 417 states have internal predecessors, (1246), 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) [2021-07-05 15:53:15,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 418 states and 1246 transitions. [2021-07-05 15:53:15,812 INFO L78 Accepts]: Start accepts. Automaton has 418 states and 1246 transitions. Word has length 10 [2021-07-05 15:53:15,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 15:53:15,812 INFO L442 AbstractCegarLoop]: Abstraction has 418 states and 1246 transitions. [2021-07-05 15:53:15,812 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 5 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 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) [2021-07-05 15:53:15,812 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 1246 transitions. [2021-07-05 15:53:15,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-07-05 15:53:15,814 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 15:53:15,814 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 15:53:15,814 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-05 15:53:15,814 INFO L374 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 15:53:15,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 15:53:15,817 INFO L82 PathProgramCache]: Analyzing trace with hash 1752885965, now seen corresponding path program 1 times [2021-07-05 15:53:15,818 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 15:53:15,818 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1258772911] [2021-07-05 15:53:15,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 15:53:15,818 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 15:53:15,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 15:53:15,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 15:53:15,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 15:53:15,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 15:53:15,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-05 15:53:15,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 15:53:15,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-05 15:53:15,963 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-07-05 15:53:15,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-05 15:53:15,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 15:53:15,983 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 15:53:15,983 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1258772911] [2021-07-05 15:53:15,983 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1258772911] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 15:53:15,983 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 15:53:15,983 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-05 15:53:15,983 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1510307793] [2021-07-05 15:53:15,983 INFO L425 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-05 15:53:15,984 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 15:53:15,984 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-05 15:53:15,984 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-07-05 15:53:15,984 INFO L87 Difference]: Start difference. First operand 418 states and 1246 transitions. Second operand has 6 states, 5 states have (on average 2.2) internal successors, (11), 5 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) [2021-07-05 15:53:16,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 15:53:16,018 INFO L93 Difference]: Finished difference Result 530 states and 1522 transitions. [2021-07-05 15:53:16,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-05 15:53:16,018 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.2) internal successors, (11), 5 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 [2021-07-05 15:53:16,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 15:53:16,019 INFO L225 Difference]: With dead ends: 530 [2021-07-05 15:53:16,019 INFO L226 Difference]: Without dead ends: 242 [2021-07-05 15:53:16,020 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 37.0ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-07-05 15:53:16,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2021-07-05 15:53:16,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 242. [2021-07-05 15:53:16,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 242 states, 241 states have (on average 2.680497925311203) internal successors, (646), 241 states have internal predecessors, (646), 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) [2021-07-05 15:53:16,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 646 transitions. [2021-07-05 15:53:16,024 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 646 transitions. Word has length 11 [2021-07-05 15:53:16,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 15:53:16,024 INFO L442 AbstractCegarLoop]: Abstraction has 242 states and 646 transitions. [2021-07-05 15:53:16,024 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 6 states, 5 states have (on average 2.2) internal successors, (11), 5 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) [2021-07-05 15:53:16,025 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 646 transitions. [2021-07-05 15:53:16,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-07-05 15:53:16,037 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 15:53:16,037 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 15:53:16,037 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-05 15:53:16,037 INFO L374 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 15:53:16,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 15:53:16,038 INFO L82 PathProgramCache]: Analyzing trace with hash 882419206, now seen corresponding path program 1 times [2021-07-05 15:53:16,038 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 15:53:16,038 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1191370219] [2021-07-05 15:53:16,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 15:53:16,038 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 15:53:16,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 15:53:16,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 15:53:16,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-07-05 15:53:16,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 15:53:16,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-07-05 15:53:16,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 15:53:16,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-07-05 15:53:16,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 15:53:16,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-05 15:53:16,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 15:53:16,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-05 15:53:16,258 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-07-05 15:53:16,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-05 15:53:16,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 15:53:16,263 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 15:53:16,266 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1191370219] [2021-07-05 15:53:16,266 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1191370219] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 15:53:16,266 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 15:53:16,267 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-05 15:53:16,267 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [739483591] [2021-07-05 15:53:16,267 INFO L425 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-05 15:53:16,267 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 15:53:16,268 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-05 15:53:16,268 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-07-05 15:53:16,268 INFO L87 Difference]: Start difference. First operand 242 states and 646 transitions. Second operand has 7 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 6 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) [2021-07-05 15:53:16,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 15:53:16,381 INFO L93 Difference]: Finished difference Result 270 states and 698 transitions. [2021-07-05 15:53:16,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-05 15:53:16,381 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 6 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 [2021-07-05 15:53:16,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 15:53:16,382 INFO L225 Difference]: With dead ends: 270 [2021-07-05 15:53:16,382 INFO L226 Difference]: Without dead ends: 238 [2021-07-05 15:53:16,382 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 58.1ms TimeCoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2021-07-05 15:53:16,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2021-07-05 15:53:16,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 238. [2021-07-05 15:53:16,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 238 states, 237 states have (on average 2.6666666666666665) internal successors, (632), 237 states have internal predecessors, (632), 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) [2021-07-05 15:53:16,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 632 transitions. [2021-07-05 15:53:16,387 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 632 transitions. Word has length 13 [2021-07-05 15:53:16,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 15:53:16,387 INFO L442 AbstractCegarLoop]: Abstraction has 238 states and 632 transitions. [2021-07-05 15:53:16,387 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 7 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 6 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) [2021-07-05 15:53:16,387 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 632 transitions. [2021-07-05 15:53:16,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-07-05 15:53:16,389 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 15:53:16,389 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 15:53:16,389 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-05 15:53:16,390 INFO L374 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 15:53:16,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 15:53:16,391 INFO L82 PathProgramCache]: Analyzing trace with hash 1585138794, now seen corresponding path program 1 times [2021-07-05 15:53:16,391 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 15:53:16,391 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1225484568] [2021-07-05 15:53:16,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 15:53:16,391 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 15:53:16,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 15:53:16,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 15:53:16,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-05 15:53:16,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 15:53:16,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-05 15:53:16,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 15:53:16,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-05 15:53:16,478 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-07-05 15:53:16,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-05 15:53:16,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 15:53:16,483 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 15:53:16,483 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1225484568] [2021-07-05 15:53:16,483 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1225484568] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 15:53:16,484 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 15:53:16,484 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 15:53:16,484 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038487195] [2021-07-05 15:53:16,484 INFO L425 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-05 15:53:16,484 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 15:53:16,484 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-05 15:53:16,485 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-07-05 15:53:16,485 INFO L87 Difference]: Start difference. First operand 238 states and 632 transitions. Second operand has 5 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 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) [2021-07-05 15:53:16,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 15:53:16,557 INFO L93 Difference]: Finished difference Result 306 states and 806 transitions. [2021-07-05 15:53:16,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-05 15:53:16,558 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 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 14 [2021-07-05 15:53:16,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 15:53:16,559 INFO L225 Difference]: With dead ends: 306 [2021-07-05 15:53:16,559 INFO L226 Difference]: Without dead ends: 276 [2021-07-05 15:53:16,560 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 22.5ms TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-07-05 15:53:16,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2021-07-05 15:53:16,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 264. [2021-07-05 15:53:16,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 264 states, 263 states have (on average 2.688212927756654) internal successors, (707), 263 states have internal predecessors, (707), 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) [2021-07-05 15:53:16,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 707 transitions. [2021-07-05 15:53:16,565 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 707 transitions. Word has length 14 [2021-07-05 15:53:16,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 15:53:16,565 INFO L442 AbstractCegarLoop]: Abstraction has 264 states and 707 transitions. [2021-07-05 15:53:16,566 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 5 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 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) [2021-07-05 15:53:16,566 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 707 transitions. [2021-07-05 15:53:16,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-07-05 15:53:16,566 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 15:53:16,566 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 15:53:16,566 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-05 15:53:16,567 INFO L374 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 15:53:16,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 15:53:16,567 INFO L82 PathProgramCache]: Analyzing trace with hash 1585157053, now seen corresponding path program 1 times [2021-07-05 15:53:16,567 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 15:53:16,567 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [617109701] [2021-07-05 15:53:16,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 15:53:16,567 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 15:53:16,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 15:53:16,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 15:53:16,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 15:53:16,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 15:53:16,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-05 15:53:16,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 15:53:16,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 15:53:16,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 15:53:16,642 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 15:53:16,642 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [617109701] [2021-07-05 15:53:16,642 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [617109701] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 15:53:16,642 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 15:53:16,643 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 15:53:16,643 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1089693663] [2021-07-05 15:53:16,643 INFO L425 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-05 15:53:16,643 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 15:53:16,643 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-05 15:53:16,643 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-07-05 15:53:16,644 INFO L87 Difference]: Start difference. First operand 264 states and 707 transitions. Second operand has 4 states, 4 states have (on average 3.5) internal successors, (14), 3 states have internal predecessors, (14), 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) [2021-07-05 15:53:16,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 15:53:16,663 INFO L93 Difference]: Finished difference Result 262 states and 622 transitions. [2021-07-05 15:53:16,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-05 15:53:16,664 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.5) internal successors, (14), 3 states have internal predecessors, (14), 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 14 [2021-07-05 15:53:16,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 15:53:16,665 INFO L225 Difference]: With dead ends: 262 [2021-07-05 15:53:16,665 INFO L226 Difference]: Without dead ends: 206 [2021-07-05 15:53:16,665 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.7ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-07-05 15:53:16,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206 states. [2021-07-05 15:53:16,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206 to 206. [2021-07-05 15:53:16,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 206 states, 205 states have (on average 2.375609756097561) internal successors, (487), 205 states have internal predecessors, (487), 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) [2021-07-05 15:53:16,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 487 transitions. [2021-07-05 15:53:16,669 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 487 transitions. Word has length 14 [2021-07-05 15:53:16,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 15:53:16,669 INFO L442 AbstractCegarLoop]: Abstraction has 206 states and 487 transitions. [2021-07-05 15:53:16,669 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 3.5) internal successors, (14), 3 states have internal predecessors, (14), 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) [2021-07-05 15:53:16,669 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 487 transitions. [2021-07-05 15:53:16,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-07-05 15:53:16,670 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 15:53:16,670 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 15:53:16,670 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-07-05 15:53:16,670 INFO L374 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 15:53:16,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 15:53:16,670 INFO L82 PathProgramCache]: Analyzing trace with hash -861092012, now seen corresponding path program 1 times [2021-07-05 15:53:16,671 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 15:53:16,671 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [858445756] [2021-07-05 15:53:16,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 15:53:16,671 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 15:53:16,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 15:53:16,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 15:53:16,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 15:53:16,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 15:53:16,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 15:53:16,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 15:53:16,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-05 15:53:16,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 15:53:16,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 15:53:16,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 15:53:16,751 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 15:53:16,751 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [858445756] [2021-07-05 15:53:16,751 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [858445756] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 15:53:16,751 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 15:53:16,751 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-05 15:53:16,751 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1332915695] [2021-07-05 15:53:16,751 INFO L425 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-05 15:53:16,751 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 15:53:16,752 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-05 15:53:16,752 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-07-05 15:53:16,752 INFO L87 Difference]: Start difference. First operand 206 states and 487 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) [2021-07-05 15:53:16,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 15:53:16,784 INFO L93 Difference]: Finished difference Result 163 states and 339 transitions. [2021-07-05 15:53:16,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-05 15:53:16,784 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 [2021-07-05 15:53:16,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 15:53:16,785 INFO L225 Difference]: With dead ends: 163 [2021-07-05 15:53:16,785 INFO L226 Difference]: Without dead ends: 128 [2021-07-05 15:53:16,785 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 18.5ms TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-07-05 15:53:16,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2021-07-05 15:53:16,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 122. [2021-07-05 15:53:16,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 121 states have (on average 2.0) internal successors, (242), 121 states have internal predecessors, (242), 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) [2021-07-05 15:53:16,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 242 transitions. [2021-07-05 15:53:16,787 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 242 transitions. Word has length 15 [2021-07-05 15:53:16,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 15:53:16,787 INFO L442 AbstractCegarLoop]: Abstraction has 122 states and 242 transitions. [2021-07-05 15:53:16,787 INFO L443 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) [2021-07-05 15:53:16,787 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 242 transitions. [2021-07-05 15:53:16,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-07-05 15:53:16,787 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 15:53:16,787 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 15:53:16,788 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-07-05 15:53:16,788 INFO L374 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 15:53:16,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 15:53:16,788 INFO L82 PathProgramCache]: Analyzing trace with hash 821399098, now seen corresponding path program 1 times [2021-07-05 15:53:16,788 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 15:53:16,788 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1808353259] [2021-07-05 15:53:16,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 15:53:16,788 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 15:53:16,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 15:53:16,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 15:53:16,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-07-05 15:53:16,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 15:53:16,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-07-05 15:53:16,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 15:53:16,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-05 15:53:16,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 15:53:16,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-05 15:53:16,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 15:53:16,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-07-05 15:53:16,954 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-07-05 15:53:16,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-05 15:53:16,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 15:53:16,959 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 15:53:16,959 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1808353259] [2021-07-05 15:53:16,959 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1808353259] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 15:53:16,959 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 15:53:16,959 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-05 15:53:16,959 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1507124843] [2021-07-05 15:53:16,960 INFO L425 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-05 15:53:16,960 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 15:53:16,960 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-05 15:53:16,960 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-07-05 15:53:16,960 INFO L87 Difference]: Start difference. First operand 122 states and 242 transitions. Second operand has 7 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 6 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) [2021-07-05 15:53:17,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 15:53:17,077 INFO L93 Difference]: Finished difference Result 182 states and 349 transitions. [2021-07-05 15:53:17,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-05 15:53:17,078 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 6 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 [2021-07-05 15:53:17,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 15:53:17,078 INFO L225 Difference]: With dead ends: 182 [2021-07-05 15:53:17,079 INFO L226 Difference]: Without dead ends: 136 [2021-07-05 15:53:17,079 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 75.1ms TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-07-05 15:53:17,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2021-07-05 15:53:17,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 130. [2021-07-05 15:53:17,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 130 states, 129 states have (on average 1.9534883720930232) internal successors, (252), 129 states have internal predecessors, (252), 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) [2021-07-05 15:53:17,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 252 transitions. [2021-07-05 15:53:17,081 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 252 transitions. Word has length 17 [2021-07-05 15:53:17,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 15:53:17,081 INFO L442 AbstractCegarLoop]: Abstraction has 130 states and 252 transitions. [2021-07-05 15:53:17,081 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 7 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 6 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) [2021-07-05 15:53:17,081 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 252 transitions. [2021-07-05 15:53:17,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-07-05 15:53:17,082 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 15:53:17,082 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 15:53:17,082 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-07-05 15:53:17,082 INFO L374 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 15:53:17,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 15:53:17,082 INFO L82 PathProgramCache]: Analyzing trace with hash -918976891, now seen corresponding path program 1 times [2021-07-05 15:53:17,082 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 15:53:17,082 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1240351318] [2021-07-05 15:53:17,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 15:53:17,082 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 15:53:17,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 15:53:17,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 15:53:17,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 15:53:17,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 15:53:17,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 15:53:17,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 15:53:17,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 15:53:17,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 15:53:17,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-05 15:53:17,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 15:53:17,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 15:53:17,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 15:53:17,160 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 15:53:17,160 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1240351318] [2021-07-05 15:53:17,160 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1240351318] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 15:53:17,160 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 15:53:17,160 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-05 15:53:17,160 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1859957855] [2021-07-05 15:53:17,160 INFO L425 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-05 15:53:17,161 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 15:53:17,161 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-05 15:53:17,161 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-07-05 15:53:17,161 INFO L87 Difference]: Start difference. First operand 130 states and 252 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) [2021-07-05 15:53:17,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 15:53:17,194 INFO L93 Difference]: Finished difference Result 108 states and 207 transitions. [2021-07-05 15:53:17,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-05 15:53:17,194 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 [2021-07-05 15:53:17,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 15:53:17,195 INFO L225 Difference]: With dead ends: 108 [2021-07-05 15:53:17,195 INFO L226 Difference]: Without dead ends: 80 [2021-07-05 15:53:17,195 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 17.5ms TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-07-05 15:53:17,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2021-07-05 15:53:17,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 68. [2021-07-05 15:53:17,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 67 states have (on average 1.9104477611940298) internal successors, (128), 67 states have internal predecessors, (128), 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) [2021-07-05 15:53:17,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 128 transitions. [2021-07-05 15:53:17,197 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 128 transitions. Word has length 17 [2021-07-05 15:53:17,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 15:53:17,197 INFO L442 AbstractCegarLoop]: Abstraction has 68 states and 128 transitions. [2021-07-05 15:53:17,197 INFO L443 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) [2021-07-05 15:53:17,197 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 128 transitions. [2021-07-05 15:53:17,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-07-05 15:53:17,198 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 15:53:17,198 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 15:53:17,198 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-07-05 15:53:17,198 INFO L374 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 15:53:17,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 15:53:17,198 INFO L82 PathProgramCache]: Analyzing trace with hash 1525682666, now seen corresponding path program 1 times [2021-07-05 15:53:17,198 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 15:53:17,199 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [855207058] [2021-07-05 15:53:17,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 15:53:17,199 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 15:53:17,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-05 15:53:17,260 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-05 15:53:17,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-05 15:53:17,356 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-05 15:53:17,379 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-05 15:53:17,379 INFO L639 BasicCegarLoop]: Counterexample is feasible [2021-07-05 15:53:17,381 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-07-05 15:53:17,381 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 15:53:17,383 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was UNSAFE (1/4) [2021-07-05 15:53:17,385 INFO L224 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-05 15:53:17,438 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.07 03:53:17 BasicIcfg [2021-07-05 15:53:17,439 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-05 15:53:17,439 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-07-05 15:53:17,439 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-07-05 15:53:17,439 INFO L275 PluginConnector]: Witness Printer initialized [2021-07-05 15:53:17,439 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 03:52:48" (3/4) ... [2021-07-05 15:53:17,441 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-07-05 15:53:17,489 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-07-05 15:53:17,490 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-07-05 15:53:17,490 INFO L168 Benchmark]: Toolchain (without parser) took 31509.84 ms. Allocated memory was 58.7 MB in the beginning and 499.1 MB in the end (delta: 440.4 MB). Free memory was 35.9 MB in the beginning and 395.8 MB in the end (delta: -359.9 MB). Peak memory consumption was 79.9 MB. Max. memory is 16.1 GB. [2021-07-05 15:53:17,490 INFO L168 Benchmark]: CDTParser took 0.51 ms. Allocated memory is still 58.7 MB. Free memory is still 39.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-07-05 15:53:17,491 INFO L168 Benchmark]: CACSL2BoogieTranslator took 502.41 ms. Allocated memory was 58.7 MB in the beginning and 75.5 MB in the end (delta: 16.8 MB). Free memory was 35.6 MB in the beginning and 56.8 MB in the end (delta: -21.1 MB). Peak memory consumption was 23.2 MB. Max. memory is 16.1 GB. [2021-07-05 15:53:17,491 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.42 ms. Allocated memory is still 75.5 MB. Free memory was 56.8 MB in the beginning and 53.8 MB in the end (delta: 3.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-05 15:53:17,491 INFO L168 Benchmark]: Boogie Preprocessor took 24.23 ms. Allocated memory is still 75.5 MB. Free memory was 53.8 MB in the beginning and 50.9 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-07-05 15:53:17,491 INFO L168 Benchmark]: RCFGBuilder took 2366.15 ms. Allocated memory was 75.5 MB in the beginning and 151.0 MB in the end (delta: 75.5 MB). Free memory was 50.9 MB in the beginning and 81.7 MB in the end (delta: -30.9 MB). Peak memory consumption was 65.3 MB. Max. memory is 16.1 GB. [2021-07-05 15:53:17,491 INFO L168 Benchmark]: TraceAbstraction took 28526.10 ms. Allocated memory was 151.0 MB in the beginning and 499.1 MB in the end (delta: 348.1 MB). Free memory was 80.7 MB in the beginning and 418.8 MB in the end (delta: -338.1 MB). Peak memory consumption was 264.8 MB. Max. memory is 16.1 GB. [2021-07-05 15:53:17,492 INFO L168 Benchmark]: Witness Printer took 50.66 ms. Allocated memory is still 499.1 MB. Free memory was 418.8 MB in the beginning and 395.8 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2021-07-05 15:53:17,493 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51 ms. Allocated memory is still 58.7 MB. Free memory is still 39.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 502.41 ms. Allocated memory was 58.7 MB in the beginning and 75.5 MB in the end (delta: 16.8 MB). Free memory was 35.6 MB in the beginning and 56.8 MB in the end (delta: -21.1 MB). Peak memory consumption was 23.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 35.42 ms. Allocated memory is still 75.5 MB. Free memory was 56.8 MB in the beginning and 53.8 MB in the end (delta: 3.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 24.23 ms. Allocated memory is still 75.5 MB. Free memory was 53.8 MB in the beginning and 50.9 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2366.15 ms. Allocated memory was 75.5 MB in the beginning and 151.0 MB in the end (delta: 75.5 MB). Free memory was 50.9 MB in the beginning and 81.7 MB in the end (delta: -30.9 MB). Peak memory consumption was 65.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 28526.10 ms. Allocated memory was 151.0 MB in the beginning and 499.1 MB in the end (delta: 348.1 MB). Free memory was 80.7 MB in the beginning and 418.8 MB in the end (delta: -338.1 MB). Peak memory consumption was 264.8 MB. Max. memory is 16.1 GB. * Witness Printer took 50.66 ms. Allocated memory is still 499.1 MB. Free memory was 418.8 MB in the beginning and 395.8 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 26191.2ms, 129 PlacesBefore, 34 PlacesAfterwards, 121 TransitionsBefore, 25 TransitionsAfterwards, 1570 CoEnabledTransitionPairs, 7 FixpointIterations, 55 TrivialSequentialCompositions, 44 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 6 ConcurrentYvCompositions, 1 ChoiceCompositions, 106 TotalNumberOfCompositions, 3750 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1754, positive: 1589, positive conditional: 0, positive unconditional: 1589, negative: 165, negative conditional: 0, negative unconditional: 165, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 991, positive: 955, positive conditional: 0, positive unconditional: 955, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 991, positive: 935, positive conditional: 0, positive unconditional: 935, negative: 56, negative conditional: 0, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 56, positive: 20, positive conditional: 0, positive unconditional: 20, negative: 29, negative conditional: 0, negative unconditional: 29, unknown: 7, unknown conditional: 0, unknown unconditional: 7] , SemanticIndependenceRelation.Query Time [ms]: [ total: 7079, positive: 43, positive conditional: 0, positive unconditional: 43, negative: 731, negative conditional: 0, negative unconditional: 731, unknown: 6306, unknown conditional: 0, unknown unconditional: 6306] ], Cache Queries: [ total: 1754, positive: 634, positive conditional: 0, positive unconditional: 634, negative: 129, negative conditional: 0, negative unconditional: 129, unknown: 991, unknown conditional: 0, unknown unconditional: 991] , Statistics on independence cache: Total cache size (in pairs): 100, Positive cache size: 84, Positive conditional cache size: 0, Positive unconditional cache size: 84, Negative cache size: 16, Negative conditional cache size: 0, Negative unconditional cache size: 16 - 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; [L713] 0 _Bool __unbuffered_p0_EAX$flush_delayed; [L714] 0 int __unbuffered_p0_EAX$mem_tmp; [L715] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd0; [L716] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd1; [L717] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd2; [L718] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd3; [L719] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd0; [L720] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd1; [L721] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd2; [L722] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd3; [L723] 0 _Bool __unbuffered_p0_EAX$read_delayed; [L724] 0 int *__unbuffered_p0_EAX$read_delayed_var; [L725] 0 int __unbuffered_p0_EAX$w_buff0; [L726] 0 _Bool __unbuffered_p0_EAX$w_buff0_used; [L727] 0 int __unbuffered_p0_EAX$w_buff1; [L728] 0 _Bool __unbuffered_p0_EAX$w_buff1_used; [L730] 0 int __unbuffered_p1_EAX = 0; [L731] 0 _Bool main$tmp_guard0; [L732] 0 _Bool main$tmp_guard1; [L734] 0 int x = 0; [L736] 0 int y = 0; [L737] 0 _Bool y$flush_delayed; [L738] 0 int y$mem_tmp; [L739] 0 _Bool y$r_buff0_thd0; [L740] 0 _Bool y$r_buff0_thd1; [L741] 0 _Bool y$r_buff0_thd2; [L742] 0 _Bool y$r_buff0_thd3; [L743] 0 _Bool y$r_buff1_thd0; [L744] 0 _Bool y$r_buff1_thd1; [L745] 0 _Bool y$r_buff1_thd2; [L746] 0 _Bool y$r_buff1_thd3; [L747] 0 _Bool y$read_delayed; [L748] 0 int *y$read_delayed_var; [L749] 0 int y$w_buff0; [L750] 0 _Bool y$w_buff0_used; [L751] 0 int y$w_buff1; [L752] 0 _Bool y$w_buff1_used; [L753] 0 _Bool weak$$choice0; [L754] 0 _Bool weak$$choice1; [L755] 0 _Bool weak$$choice2; [L835] 0 pthread_t t1985; [L836] FCALL, FORK 0 pthread_create(&t1985, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y={8:0}, 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] [L837] 0 pthread_t t1986; [L838] FCALL, FORK 0 pthread_create(&t1986, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y={8:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L839] 0 pthread_t t1987; [L840] FCALL, FORK 0 pthread_create(&t1987, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y={8:0}, 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] [L759] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L760] 1 weak$$choice2 = __VERIFIER_nondet_bool() [L761] 1 y$flush_delayed = weak$$choice2 [L762] EXPR 1 \read(y) [L762] 1 y$mem_tmp = y [L763] 1 weak$$choice1 = __VERIFIER_nondet_bool() [L764] EXPR 1 !y$w_buff0_used ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (weak$$choice0 ? y : (weak$$choice1 ? y$w_buff0 : y$w_buff1)) : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (weak$$choice0 ? y$w_buff1 : y$w_buff0) : (weak$$choice0 ? y$w_buff0 : y)))) [L764] EXPR 1 \read(y) [L764] EXPR 1 !y$w_buff0_used ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (weak$$choice0 ? y : (weak$$choice1 ? y$w_buff0 : y$w_buff1)) : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (weak$$choice0 ? y$w_buff1 : y$w_buff0) : (weak$$choice0 ? y$w_buff0 : y)))) [L764] 1 y = !y$w_buff0_used ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (weak$$choice0 ? y : (weak$$choice1 ? y$w_buff0 : y$w_buff1)) : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (weak$$choice0 ? y$w_buff1 : y$w_buff0) : (weak$$choice0 ? y$w_buff0 : y)))) [L765] EXPR 1 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)))) [L765] EXPR 1 !y$w_buff0_used ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0))) [L765] EXPR 1 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)))) [L765] 1 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)))) [L766] EXPR 1 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)))) [L766] EXPR 1 !y$w_buff0_used ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1))) [L766] EXPR 1 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)))) [L766] 1 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)))) [L767] EXPR 1 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? weak$$choice0 || !weak$$choice1 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? weak$$choice0 : weak$$choice0)))) [L767] EXPR 1 !y$w_buff0_used ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? weak$$choice0 || !weak$$choice1 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? weak$$choice0 : weak$$choice0))) [L767] EXPR 1 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? weak$$choice0 || !weak$$choice1 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? weak$$choice0 : weak$$choice0)))) [L767] 1 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? weak$$choice0 || !weak$$choice1 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? weak$$choice0 : weak$$choice0)))) [L768] EXPR 1 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? weak$$choice0 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)))) [L768] EXPR 1 !y$w_buff0_used ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? weak$$choice0 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))) [L768] EXPR 1 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? weak$$choice0 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)))) [L768] 1 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? weak$$choice0 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)))) [L769] EXPR 1 weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)))) [L769] EXPR 1 !y$w_buff0_used ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))) [L769] EXPR 1 weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)))) [L769] 1 y$r_buff0_thd1 = weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)))) [L770] EXPR 1 weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (weak$$choice0 ? y$r_buff1_thd1 : (_Bool)0) : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)))) [L770] EXPR 1 !y$w_buff0_used ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (weak$$choice0 ? y$r_buff1_thd1 : (_Bool)0) : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))) [L770] EXPR 1 weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (weak$$choice0 ? y$r_buff1_thd1 : (_Bool)0) : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)))) [L770] 1 y$r_buff1_thd1 = weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (weak$$choice0 ? y$r_buff1_thd1 : (_Bool)0) : (y$w_buff0_used && y$r_buff1_thd1 && y$w_buff1_used && !y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)))) [L771] 1 __unbuffered_p0_EAX$read_delayed = (_Bool)1 [L772] 1 __unbuffered_p0_EAX$read_delayed_var = &y [L773] EXPR 1 \read(y) [L773] 1 __unbuffered_p0_EAX = y [L774] EXPR 1 y$flush_delayed ? y$mem_tmp : y [L774] EXPR 1 \read(y) [L774] EXPR 1 y$flush_delayed ? y$mem_tmp : y [L774] 1 y = y$flush_delayed ? y$mem_tmp : y [L775] 1 y$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={8:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y={8:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L778] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={8:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=1, y={8:0}, 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] [L790] 2 __unbuffered_p1_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={8:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=1, y={8:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L793] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={8:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=1, y={8:0}, 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] [L796] 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) [L796] EXPR 2 y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y [L796] EXPR 2 \read(y) [L796] EXPR 2 y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y [L796] 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) [L796] 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) [L797] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L797] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L798] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L798] 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 [L799] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L799] 2 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L800] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L800] 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 [L803] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L805] 2 return 0; [L810] 3 y = 2 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={8:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=1, y={8:0}, 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] [L783] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L785] 1 return 0; [L813] 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) [L813] EXPR 3 y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y [L813] EXPR 3 \read(y) [L813] EXPR 3 y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y [L813] 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) [L813] 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) [L814] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L814] 3 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L815] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L815] 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 [L816] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L816] 3 y$r_buff0_thd3 = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L817] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L817] 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 [L820] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L822] 3 return 0; [L842] 0 main$tmp_guard0 = __unbuffered_cnt == 3 [L4] COND FALSE 0 !(!cond) [L846] 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) [L846] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L846] EXPR 0 \read(y) [L846] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L846] 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) [L846] 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) [L847] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L847] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L848] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L848] 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 [L849] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L849] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L850] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L850] 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 [L853] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L854] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L855] 0 y$flush_delayed = weak$$choice2 [L856] EXPR 0 \read(y) [L856] 0 y$mem_tmp = y [L857] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L857] EXPR 0 \read(y) [L857] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L857] 0 y = !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L858] EXPR 0 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L858] 0 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L859] EXPR 0 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L859] 0 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L860] EXPR 0 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L860] 0 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L861] EXPR 0 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L861] 0 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L862] EXPR 0 weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L862] 0 y$r_buff0_thd0 = weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L863] EXPR 0 weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L863] 0 y$r_buff1_thd0 = weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L864] 0 weak$$choice1 = __VERIFIER_nondet_bool() [L865] EXPR 0 __unbuffered_p0_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX) : __unbuffered_p0_EAX [L865] EXPR 0 weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX [L865] EXPR 0 \read(*__unbuffered_p0_EAX$read_delayed_var) [L865] EXPR 0 weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX [L865] EXPR 0 __unbuffered_p0_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX) : __unbuffered_p0_EAX [L865] 0 __unbuffered_p0_EAX = __unbuffered_p0_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX) : __unbuffered_p0_EAX [L866] EXPR 0 \read(y) [L866] 0 main$tmp_guard1 = !(y == 2 && __unbuffered_p0_EAX == 2 && __unbuffered_p1_EAX == 1) [L867] EXPR 0 y$flush_delayed ? y$mem_tmp : y [L867] 0 y = y$flush_delayed ? y$mem_tmp : y [L868] 0 y$flush_delayed = (_Bool)0 [L19] COND TRUE 0 !expression [L19] 0 reach_error() VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=2, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={8:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=51, weak$$choice1=255, weak$$choice2=255, x=1, y={8:0}, y$flush_delayed=0, y$mem_tmp=2, 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] - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION with 1 thread instances CFG has 7 procedures, 145 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 28334.8ms, OverallIterations: 10, TraceHistogramMax: 1, EmptinessCheckTime: 27.5ms, AutomataDifference: 532.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 26247.7ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 213 SDtfs, 250 SDslu, 417 SDs, 0 SdLazy, 271 SolverSat, 54 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 258.2ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 50 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 250.9ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=530occurred in iteration=0, InterpolantAutomatonStates: 49, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 102.4ms AutomataMinimizationTime, 9 MinimizatonAttempts, 36 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 57.1ms SsaConstructionTime, 493.9ms SatisfiabilityAnalysisTime, 589.0ms InterpolantComputationTime, 139 NumberOfCodeBlocks, 139 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 110 ConstructedInterpolants, 0 QuantifiedInterpolants, 867 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 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! [2021-07-05 15:53:17,580 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...