./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe000_power.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 20ed64ec Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-wmm/safe000_power.opt.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 44c92fcd148a13aa4d63b75154abf06ac9208102 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-26 14:36:07,984 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-26 14:36:07,986 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-26 14:36:08,430 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-26 14:36:08,431 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-26 14:36:08,435 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-26 14:36:08,437 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-26 14:36:08,443 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-26 14:36:08,445 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-26 14:36:08,451 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-26 14:36:08,457 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-26 14:36:08,462 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-26 14:36:08,462 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-26 14:36:08,464 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-26 14:36:08,466 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-26 14:36:08,467 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-26 14:36:08,468 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-26 14:36:08,469 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-26 14:36:08,471 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-26 14:36:08,476 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-26 14:36:08,480 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-26 14:36:08,481 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-26 14:36:08,482 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-26 14:36:08,484 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-26 14:36:08,489 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-26 14:36:08,489 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-26 14:36:08,490 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-26 14:36:08,491 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-26 14:36:08,492 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-26 14:36:08,493 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-26 14:36:08,493 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-26 14:36:08,493 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-26 14:36:08,495 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-26 14:36:08,496 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-26 14:36:08,497 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-26 14:36:08,497 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-26 14:36:08,498 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-26 14:36:08,498 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-26 14:36:08,498 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-26 14:36:08,500 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-26 14:36:08,500 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-26 14:36:08,501 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-08-26 14:36:08,540 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-26 14:36:08,541 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-26 14:36:08,542 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-26 14:36:08,542 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-26 14:36:08,544 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-26 14:36:08,544 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-26 14:36:08,544 INFO L138 SettingsManager]: * Use SBE=true [2021-08-26 14:36:08,545 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-26 14:36:08,545 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-26 14:36:08,545 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-26 14:36:08,546 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-26 14:36:08,546 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-26 14:36:08,546 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-26 14:36:08,546 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-26 14:36:08,547 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-26 14:36:08,547 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-26 14:36:08,547 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-26 14:36:08,547 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-26 14:36:08,547 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-26 14:36:08,548 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-26 14:36:08,548 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-26 14:36:08,548 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-26 14:36:08,552 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 14:36:08,552 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-26 14:36:08,553 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-26 14:36:08,553 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-26 14:36:08,553 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-26 14:36:08,553 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-26 14:36:08,553 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-26 14:36:08,554 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-26 14:36:08,554 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 44c92fcd148a13aa4d63b75154abf06ac9208102 [2021-08-26 14:36:09,053 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-26 14:36:09,084 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-26 14:36:09,086 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-26 14:36:09,088 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-26 14:36:09,088 INFO L275 PluginConnector]: CDTParser initialized [2021-08-26 14:36:09,089 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe000_power.opt.i [2021-08-26 14:36:09,140 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26c2f6d5d/5bc2766cf9aa445d8fd4c0a70689e0f9/FLAG6edd9735b [2021-08-26 14:36:09,671 INFO L306 CDTParser]: Found 1 translation units. [2021-08-26 14:36:09,671 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe000_power.opt.i [2021-08-26 14:36:09,683 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26c2f6d5d/5bc2766cf9aa445d8fd4c0a70689e0f9/FLAG6edd9735b [2021-08-26 14:36:10,128 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26c2f6d5d/5bc2766cf9aa445d8fd4c0a70689e0f9 [2021-08-26 14:36:10,130 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-26 14:36:10,139 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-26 14:36:10,140 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-26 14:36:10,140 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-26 14:36:10,143 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-26 14:36:10,144 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 02:36:10" (1/1) ... [2021-08-26 14:36:10,144 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2891f988 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:36:10, skipping insertion in model container [2021-08-26 14:36:10,145 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 02:36:10" (1/1) ... [2021-08-26 14:36:10,150 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-26 14:36:10,191 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-26 14:36:10,345 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe000_power.opt.i[951,964] [2021-08-26 14:36:10,486 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 14:36:10,493 INFO L203 MainTranslator]: Completed pre-run [2021-08-26 14:36:10,503 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe000_power.opt.i[951,964] [2021-08-26 14:36:10,549 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 14:36:10,587 INFO L208 MainTranslator]: Completed translation [2021-08-26 14:36:10,587 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:36:10 WrapperNode [2021-08-26 14:36:10,587 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-26 14:36:10,589 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-26 14:36:10,589 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-26 14:36:10,589 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-26 14:36:10,594 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:36:10" (1/1) ... [2021-08-26 14:36:10,610 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:36:10" (1/1) ... [2021-08-26 14:36:10,634 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-26 14:36:10,635 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-26 14:36:10,635 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-26 14:36:10,635 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-26 14:36:10,645 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:36:10" (1/1) ... [2021-08-26 14:36:10,646 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:36:10" (1/1) ... [2021-08-26 14:36:10,659 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:36:10" (1/1) ... [2021-08-26 14:36:10,661 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:36:10" (1/1) ... [2021-08-26 14:36:10,671 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:36:10" (1/1) ... [2021-08-26 14:36:10,692 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:36:10" (1/1) ... [2021-08-26 14:36:10,694 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:36:10" (1/1) ... [2021-08-26 14:36:10,698 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-26 14:36:10,699 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-26 14:36:10,699 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-26 14:36:10,699 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-26 14:36:10,709 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:36:10" (1/1) ... [2021-08-26 14:36:10,715 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 14:36:10,723 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 14:36:10,741 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-08-26 14:36:10,764 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-08-26 14:36:10,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-08-26 14:36:10,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-26 14:36:10,781 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-08-26 14:36:10,781 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-26 14:36:10,781 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-26 14:36:10,781 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-08-26 14:36:10,781 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-08-26 14:36:10,781 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-08-26 14:36:10,781 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-08-26 14:36:10,782 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-08-26 14:36:10,782 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-08-26 14:36:10,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-26 14:36:10,782 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-08-26 14:36:10,782 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-26 14:36:10,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-26 14:36:10,784 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-26 14:36:13,408 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-26 14:36:13,408 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-08-26 14:36:13,410 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 02:36:13 BoogieIcfgContainer [2021-08-26 14:36:13,410 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-26 14:36:13,411 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-26 14:36:13,412 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-26 14:36:13,414 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-26 14:36:13,424 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.08 02:36:10" (1/3) ... [2021-08-26 14:36:13,426 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ffa3f97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 02:36:13, skipping insertion in model container [2021-08-26 14:36:13,426 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:36:10" (2/3) ... [2021-08-26 14:36:13,426 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ffa3f97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 02:36:13, skipping insertion in model container [2021-08-26 14:36:13,426 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 02:36:13" (3/3) ... [2021-08-26 14:36:13,427 INFO L111 eAbstractionObserver]: Analyzing ICFG safe000_power.opt.i [2021-08-26 14:36:13,431 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-08-26 14:36:13,444 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-26 14:36:13,445 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-08-26 14:36:13,445 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-26 14:36:13,505 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,505 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,505 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,505 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,506 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,506 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,506 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,506 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,506 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,506 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,507 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,507 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,507 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,507 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,507 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,508 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,508 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,508 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,508 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,508 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,509 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,509 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,509 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,509 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,509 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,510 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,510 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,510 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,510 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,510 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,510 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,511 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,511 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,511 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,512 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,512 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,512 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,512 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,512 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,513 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,513 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,513 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,513 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,513 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,513 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,514 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,514 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,514 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,514 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,514 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,514 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,515 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,515 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,515 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,515 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,515 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,515 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,515 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,516 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,516 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,516 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,516 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,516 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,516 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,517 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,517 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,517 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,517 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,517 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,517 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,517 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,518 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,518 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,518 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,518 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,518 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,518 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,519 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,519 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,519 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,519 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,519 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,519 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,520 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,520 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,520 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,520 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,520 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,520 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,520 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,521 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,521 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,521 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,521 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,521 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,521 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,532 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,532 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,532 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,532 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,532 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,533 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,533 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,533 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,533 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,533 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,533 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,534 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,534 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,534 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,534 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,534 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,534 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,534 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,535 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,535 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,535 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,535 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,535 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,535 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,536 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,536 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,536 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,536 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,536 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,536 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,537 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,537 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,537 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,537 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,537 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,537 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,537 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,538 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,542 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,542 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,542 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,542 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,542 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,542 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,543 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,543 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,543 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,543 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,543 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,543 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,544 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,544 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,544 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,544 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,544 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,544 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,545 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,545 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,545 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,545 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,545 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,545 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,545 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,546 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,546 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,546 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,546 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,546 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,546 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,547 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,547 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,547 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,547 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,547 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,547 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,547 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,548 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,548 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,548 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,548 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,548 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,548 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,549 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,549 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,549 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,549 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,549 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,549 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,549 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,550 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,550 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,550 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,550 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,550 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,550 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,551 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,551 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,551 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,551 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,551 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,551 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,551 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,552 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,552 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,552 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,552 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,552 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,552 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,553 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,553 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,553 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,553 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,553 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,553 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,554 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,554 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,554 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,554 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,554 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,554 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,555 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,555 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,555 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,555 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,555 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,555 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,559 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,560 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,560 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,560 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,560 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,560 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,560 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,560 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,561 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,561 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,561 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,561 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,562 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,562 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,562 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,562 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,562 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,562 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,563 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,563 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,563 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,563 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,564 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,564 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,564 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,564 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,564 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,565 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,565 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,565 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,565 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,565 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,565 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,566 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,566 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,566 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,566 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,566 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,566 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,567 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,567 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,567 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,567 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,567 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,568 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,568 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,568 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,568 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,569 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,569 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,569 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,569 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,572 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,572 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,572 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,572 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,572 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,573 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,573 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,573 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,573 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,573 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,573 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,573 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,574 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,575 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,576 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,576 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,576 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,576 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,576 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,576 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,577 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,577 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,577 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,577 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,577 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,577 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,578 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,578 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,578 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,578 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,578 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,578 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,579 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,579 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,579 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,579 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,579 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,579 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,580 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,580 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,580 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,580 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,580 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,580 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,581 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,581 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,581 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,581 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,581 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,581 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,582 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,582 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,582 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,582 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,582 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,582 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,583 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,583 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,583 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,583 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,583 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,583 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,584 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,584 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,584 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,584 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,584 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,584 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,585 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,585 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,585 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,585 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,585 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,587 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,587 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,587 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,588 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,588 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,588 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,588 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,588 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,588 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,589 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,589 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-26 14:36:13,590 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-08-26 14:36:13,624 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-26 14:36:13,629 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-26 14:36:13,629 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-08-26 14:36:13,667 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-08-26 14:36:13,678 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 133 places, 125 transitions, 265 flow [2021-08-26 14:36:13,680 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 133 places, 125 transitions, 265 flow [2021-08-26 14:36:13,681 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 133 places, 125 transitions, 265 flow [2021-08-26 14:36:13,725 INFO L129 PetriNetUnfolder]: 2/122 cut-off events. [2021-08-26 14:36:13,725 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-08-26 14:36:13,728 INFO L84 FinitePrefix]: Finished finitePrefix Result has 132 conditions, 122 events. 2/122 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 57 event pairs, 0 based on Foata normal form. 0/118 useless extension candidates. Maximal degree in co-relation 68. Up to 2 conditions per place. [2021-08-26 14:36:13,730 INFO L116 LiptonReduction]: Number of co-enabled transitions 1876 [2021-08-26 14:36:43,263 INFO L131 LiptonReduction]: Checked pairs total: 5392 [2021-08-26 14:36:43,263 INFO L133 LiptonReduction]: Total number of compositions: 106 [2021-08-26 14:36:43,270 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 37 places, 28 transitions, 71 flow [2021-08-26 14:36:43,317 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 899 states, 896 states have (on average 3.3504464285714284) internal successors, (3002), 898 states have internal predecessors, (3002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 14:36:43,321 INFO L276 IsEmpty]: Start isEmpty. Operand has 899 states, 896 states have (on average 3.3504464285714284) internal successors, (3002), 898 states have internal predecessors, (3002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 14:36:43,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-08-26 14:36:43,326 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 14:36:43,326 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2021-08-26 14:36:43,327 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-26 14:36:43,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 14:36:43,331 INFO L82 PathProgramCache]: Analyzing trace with hash 46129465, now seen corresponding path program 1 times [2021-08-26 14:36:43,338 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 14:36:43,338 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [240803541] [2021-08-26 14:36:43,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 14:36:43,339 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 14:36:43,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 14:36:43,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 14:36:43,509 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 14:36:43,509 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [240803541] [2021-08-26 14:36:43,510 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [240803541] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 14:36:43,510 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 14:36:43,510 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-08-26 14:36:43,512 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [597291704] [2021-08-26 14:36:43,515 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 14:36:43,522 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 14:36:43,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 14:36:43,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 14:36:43,538 INFO L87 Difference]: Start difference. First operand has 899 states, 896 states have (on average 3.3504464285714284) internal successors, (3002), 898 states have internal predecessors, (3002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 14:36:43,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 14:36:43,632 INFO L93 Difference]: Finished difference Result 737 states and 2305 transitions. [2021-08-26 14:36:43,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 14:36:43,634 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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 4 [2021-08-26 14:36:43,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 14:36:43,655 INFO L225 Difference]: With dead ends: 737 [2021-08-26 14:36:43,655 INFO L226 Difference]: Without dead ends: 687 [2021-08-26 14:36:43,656 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 14:36:43,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 687 states. [2021-08-26 14:36:43,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 687 to 687. [2021-08-26 14:36:43,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 687 states, 686 states have (on average 3.1341107871720117) internal successors, (2150), 686 states have internal predecessors, (2150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 14:36:43,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 687 states and 2150 transitions. [2021-08-26 14:36:43,726 INFO L78 Accepts]: Start accepts. Automaton has 687 states and 2150 transitions. Word has length 4 [2021-08-26 14:36:43,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 14:36:43,726 INFO L470 AbstractCegarLoop]: Abstraction has 687 states and 2150 transitions. [2021-08-26 14:36:43,727 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 14:36:43,727 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 2150 transitions. [2021-08-26 14:36:43,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-08-26 14:36:43,729 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 14:36:43,729 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 14:36:43,729 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-26 14:36:43,729 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-26 14:36:43,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 14:36:43,730 INFO L82 PathProgramCache]: Analyzing trace with hash 562749577, now seen corresponding path program 1 times [2021-08-26 14:36:43,730 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 14:36:43,730 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1445001190] [2021-08-26 14:36:43,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 14:36:43,731 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 14:36:43,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 14:36:43,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 14:36:43,854 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 14:36:43,854 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1445001190] [2021-08-26 14:36:43,854 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1445001190] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 14:36:43,854 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 14:36:43,855 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-26 14:36:43,855 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [801756949] [2021-08-26 14:36:43,856 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-26 14:36:43,856 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 14:36:43,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-26 14:36:43,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-26 14:36:43,858 INFO L87 Difference]: Start difference. First operand 687 states and 2150 transitions. Second operand has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 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) [2021-08-26 14:36:43,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 14:36:43,890 INFO L93 Difference]: Finished difference Result 762 states and 2295 transitions. [2021-08-26 14:36:43,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-26 14:36:43,891 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 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 [2021-08-26 14:36:43,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 14:36:43,895 INFO L225 Difference]: With dead ends: 762 [2021-08-26 14:36:43,895 INFO L226 Difference]: Without dead ends: 637 [2021-08-26 14:36:43,896 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 11.8ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-26 14:36:43,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 637 states. [2021-08-26 14:36:43,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 637 to 637. [2021-08-26 14:36:43,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 637 states, 636 states have (on average 3.09748427672956) internal successors, (1970), 636 states have internal predecessors, (1970), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 14:36:43,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 637 states and 1970 transitions. [2021-08-26 14:36:43,919 INFO L78 Accepts]: Start accepts. Automaton has 637 states and 1970 transitions. Word has length 10 [2021-08-26 14:36:43,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 14:36:43,920 INFO L470 AbstractCegarLoop]: Abstraction has 637 states and 1970 transitions. [2021-08-26 14:36:43,920 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 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) [2021-08-26 14:36:43,920 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 1970 transitions. [2021-08-26 14:36:43,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-08-26 14:36:43,922 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 14:36:43,922 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 14:36:43,922 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-26 14:36:43,922 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-26 14:36:43,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 14:36:43,923 INFO L82 PathProgramCache]: Analyzing trace with hash 1138691028, now seen corresponding path program 1 times [2021-08-26 14:36:43,923 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 14:36:43,923 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2105248621] [2021-08-26 14:36:43,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 14:36:43,924 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 14:36:43,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 14:36:44,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 14:36:44,008 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 14:36:44,008 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2105248621] [2021-08-26 14:36:44,008 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2105248621] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 14:36:44,009 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 14:36:44,009 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-26 14:36:44,009 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1158892881] [2021-08-26 14:36:44,009 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-26 14:36:44,009 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 14:36:44,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-26 14:36:44,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-26 14:36:44,010 INFO L87 Difference]: Start difference. First operand 637 states and 1970 transitions. Second operand has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 14:36:44,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 14:36:44,046 INFO L93 Difference]: Finished difference Result 705 states and 2101 transitions. [2021-08-26 14:36:44,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-26 14:36:44,047 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2021-08-26 14:36:44,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 14:36:44,051 INFO L225 Difference]: With dead ends: 705 [2021-08-26 14:36:44,051 INFO L226 Difference]: Without dead ends: 605 [2021-08-26 14:36:44,052 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 18.1ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-26 14:36:44,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 605 states. [2021-08-26 14:36:44,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 605 to 605. [2021-08-26 14:36:44,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 605 states, 604 states have (on average 3.062913907284768) internal successors, (1850), 604 states have internal predecessors, (1850), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 14:36:44,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 605 states and 1850 transitions. [2021-08-26 14:36:44,069 INFO L78 Accepts]: Start accepts. Automaton has 605 states and 1850 transitions. Word has length 11 [2021-08-26 14:36:44,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 14:36:44,070 INFO L470 AbstractCegarLoop]: Abstraction has 605 states and 1850 transitions. [2021-08-26 14:36:44,070 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 14:36:44,070 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 1850 transitions. [2021-08-26 14:36:44,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-08-26 14:36:44,072 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 14:36:44,072 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 14:36:44,072 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-26 14:36:44,072 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-26 14:36:44,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 14:36:44,073 INFO L82 PathProgramCache]: Analyzing trace with hash -2021282317, now seen corresponding path program 1 times [2021-08-26 14:36:44,073 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 14:36:44,073 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909977885] [2021-08-26 14:36:44,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 14:36:44,074 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 14:36:44,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 14:36:44,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 14:36:44,175 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 14:36:44,175 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1909977885] [2021-08-26 14:36:44,175 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1909977885] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 14:36:44,175 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 14:36:44,175 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 14:36:44,175 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1151581775] [2021-08-26 14:36:44,176 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 14:36:44,176 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 14:36:44,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 14:36:44,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 14:36:44,177 INFO L87 Difference]: Start difference. First operand 605 states and 1850 transitions. Second operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 5 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 14:36:44,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 14:36:44,277 INFO L93 Difference]: Finished difference Result 1268 states and 3696 transitions. [2021-08-26 14:36:44,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-26 14:36:44,278 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 3.25) internal successors, (13), 5 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2021-08-26 14:36:44,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 14:36:44,281 INFO L225 Difference]: With dead ends: 1268 [2021-08-26 14:36:44,282 INFO L226 Difference]: Without dead ends: 629 [2021-08-26 14:36:44,282 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 42.8ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-08-26 14:36:44,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 629 states. [2021-08-26 14:36:44,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 629 to 557. [2021-08-26 14:36:44,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 557 states, 556 states have (on average 2.908273381294964) internal successors, (1617), 556 states have internal predecessors, (1617), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 14:36:44,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 557 states and 1617 transitions. [2021-08-26 14:36:44,297 INFO L78 Accepts]: Start accepts. Automaton has 557 states and 1617 transitions. Word has length 13 [2021-08-26 14:36:44,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 14:36:44,297 INFO L470 AbstractCegarLoop]: Abstraction has 557 states and 1617 transitions. [2021-08-26 14:36:44,297 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 3.25) internal successors, (13), 5 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 14:36:44,298 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 1617 transitions. [2021-08-26 14:36:44,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-08-26 14:36:44,299 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 14:36:44,299 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 14:36:44,299 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-26 14:36:44,299 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-26 14:36:44,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 14:36:44,300 INFO L82 PathProgramCache]: Analyzing trace with hash -1951437481, now seen corresponding path program 1 times [2021-08-26 14:36:44,300 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 14:36:44,300 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1014576277] [2021-08-26 14:36:44,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 14:36:44,301 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 14:36:44,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 14:36:44,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 14:36:44,370 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 14:36:44,370 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1014576277] [2021-08-26 14:36:44,370 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1014576277] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 14:36:44,371 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 14:36:44,371 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 14:36:44,371 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1983033742] [2021-08-26 14:36:44,371 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 14:36:44,371 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 14:36:44,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 14:36:44,372 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 14:36:44,372 INFO L87 Difference]: Start difference. First operand 557 states and 1617 transitions. Second operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 14:36:44,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 14:36:44,411 INFO L93 Difference]: Finished difference Result 797 states and 2293 transitions. [2021-08-26 14:36:44,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-26 14:36:44,412 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2021-08-26 14:36:44,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 14:36:44,414 INFO L225 Difference]: With dead ends: 797 [2021-08-26 14:36:44,415 INFO L226 Difference]: Without dead ends: 389 [2021-08-26 14:36:44,415 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 25.7ms TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-08-26 14:36:44,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 389 states. [2021-08-26 14:36:44,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 389 to 389. [2021-08-26 14:36:44,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 389 states, 388 states have (on average 2.827319587628866) internal successors, (1097), 388 states have internal predecessors, (1097), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 14:36:44,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 389 states and 1097 transitions. [2021-08-26 14:36:44,425 INFO L78 Accepts]: Start accepts. Automaton has 389 states and 1097 transitions. Word has length 13 [2021-08-26 14:36:44,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 14:36:44,426 INFO L470 AbstractCegarLoop]: Abstraction has 389 states and 1097 transitions. [2021-08-26 14:36:44,426 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 14:36:44,426 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 1097 transitions. [2021-08-26 14:36:44,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-08-26 14:36:44,427 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 14:36:44,427 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 14:36:44,427 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-26 14:36:44,427 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-26 14:36:44,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 14:36:44,428 INFO L82 PathProgramCache]: Analyzing trace with hash 156531401, now seen corresponding path program 2 times [2021-08-26 14:36:44,428 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 14:36:44,428 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1449118964] [2021-08-26 14:36:44,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 14:36:44,428 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 14:36:44,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 14:36:44,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 14:36:44,495 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 14:36:44,495 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1449118964] [2021-08-26 14:36:44,495 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1449118964] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 14:36:44,495 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 14:36:44,495 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 14:36:44,496 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666642614] [2021-08-26 14:36:44,496 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 14:36:44,496 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 14:36:44,496 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 14:36:44,497 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 14:36:44,497 INFO L87 Difference]: Start difference. First operand 389 states and 1097 transitions. Second operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 14:36:44,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 14:36:44,532 INFO L93 Difference]: Finished difference Result 545 states and 1525 transitions. [2021-08-26 14:36:44,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-26 14:36:44,533 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2021-08-26 14:36:44,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 14:36:44,534 INFO L225 Difference]: With dead ends: 545 [2021-08-26 14:36:44,535 INFO L226 Difference]: Without dead ends: 245 [2021-08-26 14:36:44,535 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 25.6ms TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-08-26 14:36:44,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 245 states. [2021-08-26 14:36:44,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 245 to 245. [2021-08-26 14:36:44,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 245 states, 244 states have (on average 2.762295081967213) internal successors, (674), 244 states have internal predecessors, (674), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 14:36:44,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 245 states and 674 transitions. [2021-08-26 14:36:44,541 INFO L78 Accepts]: Start accepts. Automaton has 245 states and 674 transitions. Word has length 13 [2021-08-26 14:36:44,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 14:36:44,542 INFO L470 AbstractCegarLoop]: Abstraction has 245 states and 674 transitions. [2021-08-26 14:36:44,542 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 14:36:44,542 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 674 transitions. [2021-08-26 14:36:44,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-08-26 14:36:44,543 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 14:36:44,543 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 14:36:44,543 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-26 14:36:44,543 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-26 14:36:44,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 14:36:44,544 INFO L82 PathProgramCache]: Analyzing trace with hash -35974872, now seen corresponding path program 1 times [2021-08-26 14:36:44,544 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 14:36:44,544 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [518968604] [2021-08-26 14:36:44,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 14:36:44,544 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 14:36:44,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 14:36:44,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 14:36:44,761 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 14:36:44,761 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [518968604] [2021-08-26 14:36:44,761 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [518968604] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 14:36:44,762 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 14:36:44,762 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-26 14:36:44,762 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1082435813] [2021-08-26 14:36:44,762 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-08-26 14:36:44,762 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 14:36:44,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-26 14:36:44,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-08-26 14:36:44,763 INFO L87 Difference]: Start difference. First operand 245 states and 674 transitions. Second operand has 8 states, 7 states have (on average 2.142857142857143) internal successors, (15), 7 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 14:36:44,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 14:36:44,991 INFO L93 Difference]: Finished difference Result 277 states and 735 transitions. [2021-08-26 14:36:44,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-26 14:36:44,992 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 2.142857142857143) internal successors, (15), 7 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2021-08-26 14:36:44,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 14:36:44,993 INFO L225 Difference]: With dead ends: 277 [2021-08-26 14:36:44,993 INFO L226 Difference]: Without dead ends: 241 [2021-08-26 14:36:44,993 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 158.9ms TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-08-26 14:36:44,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241 states. [2021-08-26 14:36:44,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241 to 241. [2021-08-26 14:36:44,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 241 states, 240 states have (on average 2.7416666666666667) internal successors, (658), 240 states have internal predecessors, (658), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 14:36:44,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 658 transitions. [2021-08-26 14:36:45,000 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 658 transitions. Word has length 15 [2021-08-26 14:36:45,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 14:36:45,000 INFO L470 AbstractCegarLoop]: Abstraction has 241 states and 658 transitions. [2021-08-26 14:36:45,000 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.142857142857143) internal successors, (15), 7 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 14:36:45,000 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 658 transitions. [2021-08-26 14:36:45,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-08-26 14:36:45,001 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 14:36:45,001 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 14:36:45,001 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-26 14:36:45,002 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-26 14:36:45,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 14:36:45,002 INFO L82 PathProgramCache]: Analyzing trace with hash -999549392, now seen corresponding path program 1 times [2021-08-26 14:36:45,002 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 14:36:45,002 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [330352360] [2021-08-26 14:36:45,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 14:36:45,003 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 14:36:45,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 14:36:45,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 14:36:45,420 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 14:36:45,420 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [330352360] [2021-08-26 14:36:45,421 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [330352360] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 14:36:45,421 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 14:36:45,421 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-26 14:36:45,421 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [531767249] [2021-08-26 14:36:45,421 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-08-26 14:36:45,422 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 14:36:45,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-26 14:36:45,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-08-26 14:36:45,422 INFO L87 Difference]: Start difference. First operand 241 states and 658 transitions. Second operand has 8 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 14:36:45,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 14:36:45,664 INFO L93 Difference]: Finished difference Result 286 states and 767 transitions. [2021-08-26 14:36:45,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-26 14:36:45,665 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 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 16 [2021-08-26 14:36:45,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 14:36:45,667 INFO L225 Difference]: With dead ends: 286 [2021-08-26 14:36:45,667 INFO L226 Difference]: Without dead ends: 250 [2021-08-26 14:36:45,667 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 198.9ms TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-08-26 14:36:45,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2021-08-26 14:36:45,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 233. [2021-08-26 14:36:45,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 233 states, 232 states have (on average 2.689655172413793) internal successors, (624), 232 states have internal predecessors, (624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 14:36:45,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 624 transitions. [2021-08-26 14:36:45,674 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 624 transitions. Word has length 16 [2021-08-26 14:36:45,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 14:36:45,674 INFO L470 AbstractCegarLoop]: Abstraction has 233 states and 624 transitions. [2021-08-26 14:36:45,674 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 14:36:45,675 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 624 transitions. [2021-08-26 14:36:45,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-08-26 14:36:45,675 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 14:36:45,675 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 14:36:45,676 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-26 14:36:45,676 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-26 14:36:45,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 14:36:45,676 INFO L82 PathProgramCache]: Analyzing trace with hash -923987778, now seen corresponding path program 1 times [2021-08-26 14:36:45,677 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 14:36:45,677 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305267526] [2021-08-26 14:36:45,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 14:36:45,677 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 14:36:45,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 14:36:46,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 14:36:46,026 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 14:36:46,026 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305267526] [2021-08-26 14:36:46,026 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1305267526] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 14:36:46,026 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 14:36:46,026 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-26 14:36:46,027 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [659871811] [2021-08-26 14:36:46,027 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-08-26 14:36:46,027 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 14:36:46,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-26 14:36:46,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-08-26 14:36:46,028 INFO L87 Difference]: Start difference. First operand 233 states and 624 transitions. Second operand has 9 states, 8 states have (on average 2.125) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 14:36:46,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 14:36:46,241 INFO L93 Difference]: Finished difference Result 285 states and 756 transitions. [2021-08-26 14:36:46,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-26 14:36:46,242 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 2.125) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-08-26 14:36:46,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 14:36:46,243 INFO L225 Difference]: With dead ends: 285 [2021-08-26 14:36:46,243 INFO L226 Difference]: Without dead ends: 257 [2021-08-26 14:36:46,244 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 160.4ms TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2021-08-26 14:36:46,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states. [2021-08-26 14:36:46,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 249. [2021-08-26 14:36:46,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 249 states, 248 states have (on average 2.725806451612903) internal successors, (676), 248 states have internal predecessors, (676), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 14:36:46,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 676 transitions. [2021-08-26 14:36:46,250 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 676 transitions. Word has length 17 [2021-08-26 14:36:46,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 14:36:46,251 INFO L470 AbstractCegarLoop]: Abstraction has 249 states and 676 transitions. [2021-08-26 14:36:46,251 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.125) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 14:36:46,251 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 676 transitions. [2021-08-26 14:36:46,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-08-26 14:36:46,252 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 14:36:46,252 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 14:36:46,252 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-26 14:36:46,253 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-26 14:36:46,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 14:36:46,253 INFO L82 PathProgramCache]: Analyzing trace with hash -299161632, now seen corresponding path program 2 times [2021-08-26 14:36:46,253 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 14:36:46,253 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1502691575] [2021-08-26 14:36:46,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 14:36:46,254 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 14:36:46,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 14:36:46,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 14:36:46,668 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 14:36:46,668 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1502691575] [2021-08-26 14:36:46,668 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1502691575] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 14:36:46,669 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 14:36:46,669 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-08-26 14:36:46,669 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [59470906] [2021-08-26 14:36:46,669 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-08-26 14:36:46,669 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 14:36:46,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-08-26 14:36:46,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2021-08-26 14:36:46,670 INFO L87 Difference]: Start difference. First operand 249 states and 676 transitions. Second operand has 10 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 9 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 14:36:46,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 14:36:46,884 INFO L93 Difference]: Finished difference Result 270 states and 719 transitions. [2021-08-26 14:36:46,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-26 14:36:46,884 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 9 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-08-26 14:36:46,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 14:36:46,886 INFO L225 Difference]: With dead ends: 270 [2021-08-26 14:36:46,886 INFO L226 Difference]: Without dead ends: 252 [2021-08-26 14:36:46,886 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 192.6ms TimeCoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2021-08-26 14:36:46,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2021-08-26 14:36:46,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 246. [2021-08-26 14:36:46,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 245 states have (on average 2.7142857142857144) internal successors, (665), 245 states have internal predecessors, (665), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 14:36:46,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 665 transitions. [2021-08-26 14:36:46,893 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 665 transitions. Word has length 17 [2021-08-26 14:36:46,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 14:36:46,893 INFO L470 AbstractCegarLoop]: Abstraction has 246 states and 665 transitions. [2021-08-26 14:36:46,893 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 9 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 14:36:46,893 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 665 transitions. [2021-08-26 14:36:46,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-08-26 14:36:46,894 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 14:36:46,894 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 14:36:46,894 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-08-26 14:36:46,894 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-26 14:36:46,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 14:36:46,895 INFO L82 PathProgramCache]: Analyzing trace with hash -298953095, now seen corresponding path program 1 times [2021-08-26 14:36:46,895 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 14:36:46,895 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2053224962] [2021-08-26 14:36:46,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 14:36:46,895 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 14:36:46,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 14:36:47,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 14:36:47,186 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 14:36:47,186 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2053224962] [2021-08-26 14:36:47,186 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2053224962] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 14:36:47,186 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 14:36:47,187 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-08-26 14:36:47,187 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [487479904] [2021-08-26 14:36:47,187 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-08-26 14:36:47,187 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 14:36:47,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-08-26 14:36:47,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2021-08-26 14:36:47,188 INFO L87 Difference]: Start difference. First operand 246 states and 665 transitions. Second operand has 10 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 9 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 14:36:47,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 14:36:47,387 INFO L93 Difference]: Finished difference Result 266 states and 705 transitions. [2021-08-26 14:36:47,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-26 14:36:47,390 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 9 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-08-26 14:36:47,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 14:36:47,391 INFO L225 Difference]: With dead ends: 266 [2021-08-26 14:36:47,391 INFO L226 Difference]: Without dead ends: 248 [2021-08-26 14:36:47,392 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 184.8ms TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2021-08-26 14:36:47,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2021-08-26 14:36:47,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 242. [2021-08-26 14:36:47,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 242 states, 241 states have (on average 2.7012448132780085) internal successors, (651), 241 states have internal predecessors, (651), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 14:36:47,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 651 transitions. [2021-08-26 14:36:47,398 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 651 transitions. Word has length 17 [2021-08-26 14:36:47,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 14:36:47,399 INFO L470 AbstractCegarLoop]: Abstraction has 242 states and 651 transitions. [2021-08-26 14:36:47,399 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 9 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 14:36:47,399 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 651 transitions. [2021-08-26 14:36:47,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-08-26 14:36:47,400 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 14:36:47,400 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 14:36:47,400 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-08-26 14:36:47,400 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-26 14:36:47,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 14:36:47,401 INFO L82 PathProgramCache]: Analyzing trace with hash -299370169, now seen corresponding path program 1 times [2021-08-26 14:36:47,401 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 14:36:47,401 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2104122165] [2021-08-26 14:36:47,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 14:36:47,402 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 14:36:47,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 14:36:47,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 14:36:47,479 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 14:36:47,479 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2104122165] [2021-08-26 14:36:47,479 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2104122165] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 14:36:47,479 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 14:36:47,479 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 14:36:47,479 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529105272] [2021-08-26 14:36:47,480 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-26 14:36:47,480 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 14:36:47,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-26 14:36:47,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-26 14:36:47,481 INFO L87 Difference]: Start difference. First operand 242 states and 651 transitions. Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 14:36:47,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 14:36:47,505 INFO L93 Difference]: Finished difference Result 230 states and 541 transitions. [2021-08-26 14:36:47,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-26 14:36:47,506 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.25) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-08-26 14:36:47,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 14:36:47,507 INFO L225 Difference]: With dead ends: 230 [2021-08-26 14:36:47,507 INFO L226 Difference]: Without dead ends: 173 [2021-08-26 14:36:47,507 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 12.7ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-26 14:36:47,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2021-08-26 14:36:47,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 173. [2021-08-26 14:36:47,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 173 states, 172 states have (on average 2.3372093023255816) internal successors, (402), 172 states have internal predecessors, (402), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 14:36:47,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 402 transitions. [2021-08-26 14:36:47,512 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 402 transitions. Word has length 17 [2021-08-26 14:36:47,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 14:36:47,512 INFO L470 AbstractCegarLoop]: Abstraction has 173 states and 402 transitions. [2021-08-26 14:36:47,513 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.25) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 14:36:47,513 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 402 transitions. [2021-08-26 14:36:47,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-08-26 14:36:47,513 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 14:36:47,514 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 14:36:47,514 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-08-26 14:36:47,514 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-26 14:36:47,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 14:36:47,514 INFO L82 PathProgramCache]: Analyzing trace with hash -2077150439, now seen corresponding path program 1 times [2021-08-26 14:36:47,515 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 14:36:47,515 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1409562897] [2021-08-26 14:36:47,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 14:36:47,515 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 14:36:47,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 14:36:47,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 14:36:47,595 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 14:36:47,595 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1409562897] [2021-08-26 14:36:47,595 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1409562897] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 14:36:47,595 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 14:36:47,595 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 14:36:47,595 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1386063055] [2021-08-26 14:36:47,596 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 14:36:47,596 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 14:36:47,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 14:36:47,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-08-26 14:36:47,597 INFO L87 Difference]: Start difference. First operand 173 states and 402 transitions. Second operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 4 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 14:36:47,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 14:36:47,628 INFO L93 Difference]: Finished difference Result 139 states and 281 transitions. [2021-08-26 14:36:47,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-26 14:36:47,629 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 4 states have internal predecessors, (18), 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 18 [2021-08-26 14:36:47,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 14:36:47,630 INFO L225 Difference]: With dead ends: 139 [2021-08-26 14:36:47,630 INFO L226 Difference]: Without dead ends: 105 [2021-08-26 14:36:47,630 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 16.0ms TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-08-26 14:36:47,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2021-08-26 14:36:47,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2021-08-26 14:36:47,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 104 states have (on average 1.9423076923076923) internal successors, (202), 104 states have internal predecessors, (202), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 14:36:47,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 202 transitions. [2021-08-26 14:36:47,633 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 202 transitions. Word has length 18 [2021-08-26 14:36:47,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 14:36:47,633 INFO L470 AbstractCegarLoop]: Abstraction has 105 states and 202 transitions. [2021-08-26 14:36:47,634 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 4 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 14:36:47,634 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 202 transitions. [2021-08-26 14:36:47,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-08-26 14:36:47,634 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 14:36:47,634 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 14:36:47,635 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-08-26 14:36:47,635 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-26 14:36:47,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 14:36:47,635 INFO L82 PathProgramCache]: Analyzing trace with hash 748443133, now seen corresponding path program 1 times [2021-08-26 14:36:47,635 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 14:36:47,636 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655605498] [2021-08-26 14:36:47,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 14:36:47,636 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 14:36:47,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 14:36:48,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 14:36:48,016 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 14:36:48,016 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [655605498] [2021-08-26 14:36:48,016 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [655605498] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 14:36:48,016 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 14:36:48,016 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-08-26 14:36:48,016 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2019807945] [2021-08-26 14:36:48,017 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-08-26 14:36:48,017 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 14:36:48,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-08-26 14:36:48,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-08-26 14:36:48,017 INFO L87 Difference]: Start difference. First operand 105 states and 202 transitions. Second operand has 11 states, 10 states have (on average 2.0) internal successors, (20), 10 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 14:36:48,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 14:36:48,206 INFO L93 Difference]: Finished difference Result 116 states and 222 transitions. [2021-08-26 14:36:48,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-26 14:36:48,207 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 10 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-08-26 14:36:48,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 14:36:48,207 INFO L225 Difference]: With dead ends: 116 [2021-08-26 14:36:48,208 INFO L226 Difference]: Without dead ends: 113 [2021-08-26 14:36:48,208 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 188.5ms TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2021-08-26 14:36:48,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2021-08-26 14:36:48,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 107. [2021-08-26 14:36:48,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 106 states have (on average 1.9528301886792452) internal successors, (207), 106 states have internal predecessors, (207), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 14:36:48,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 207 transitions. [2021-08-26 14:36:48,211 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 207 transitions. Word has length 20 [2021-08-26 14:36:48,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 14:36:48,211 INFO L470 AbstractCegarLoop]: Abstraction has 107 states and 207 transitions. [2021-08-26 14:36:48,211 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 10 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 14:36:48,212 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 207 transitions. [2021-08-26 14:36:48,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-08-26 14:36:48,212 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 14:36:48,212 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 14:36:48,212 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-08-26 14:36:48,213 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-26 14:36:48,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 14:36:48,213 INFO L82 PathProgramCache]: Analyzing trace with hash 371646565, now seen corresponding path program 1 times [2021-08-26 14:36:48,213 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 14:36:48,213 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [211667745] [2021-08-26 14:36:48,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 14:36:48,214 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 14:36:48,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 14:36:48,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 14:36:48,336 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 14:36:48,336 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [211667745] [2021-08-26 14:36:48,336 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [211667745] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 14:36:48,336 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 14:36:48,337 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-26 14:36:48,337 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746560909] [2021-08-26 14:36:48,337 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-26 14:36:48,337 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 14:36:48,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-26 14:36:48,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-08-26 14:36:48,338 INFO L87 Difference]: Start difference. First operand 107 states and 207 transitions. Second operand has 6 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 5 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 14:36:48,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 14:36:48,378 INFO L93 Difference]: Finished difference Result 87 states and 165 transitions. [2021-08-26 14:36:48,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-26 14:36:48,379 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 5 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-08-26 14:36:48,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 14:36:48,379 INFO L225 Difference]: With dead ends: 87 [2021-08-26 14:36:48,379 INFO L226 Difference]: Without dead ends: 77 [2021-08-26 14:36:48,380 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 22.6ms TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-08-26 14:36:48,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2021-08-26 14:36:48,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 71. [2021-08-26 14:36:48,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 70 states have (on average 1.9142857142857144) internal successors, (134), 70 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 14:36:48,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 134 transitions. [2021-08-26 14:36:48,382 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 134 transitions. Word has length 20 [2021-08-26 14:36:48,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 14:36:48,383 INFO L470 AbstractCegarLoop]: Abstraction has 71 states and 134 transitions. [2021-08-26 14:36:48,383 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 5 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 14:36:48,383 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 134 transitions. [2021-08-26 14:36:48,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-08-26 14:36:48,384 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 14:36:48,384 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 14:36:48,384 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-08-26 14:36:48,384 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-26 14:36:48,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 14:36:48,385 INFO L82 PathProgramCache]: Analyzing trace with hash 359462890, now seen corresponding path program 1 times [2021-08-26 14:36:48,385 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 14:36:48,385 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1396243272] [2021-08-26 14:36:48,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 14:36:48,385 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 14:36:48,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-26 14:36:48,448 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-26 14:36:48,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-26 14:36:48,547 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-26 14:36:48,547 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-08-26 14:36:48,548 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 14:36:48,550 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 14:36:48,550 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-08-26 14:36:48,550 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-08-26 14:36:48,550 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION [2021-08-26 14:36:48,550 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 14:36:48,550 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-08-26 14:36:48,555 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-08-26 14:36:48,556 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-26 14:36:48,635 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.08 02:36:48 BasicIcfg [2021-08-26 14:36:48,635 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-26 14:36:48,635 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-26 14:36:48,635 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-26 14:36:48,636 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-26 14:36:48,636 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 02:36:13" (3/4) ... [2021-08-26 14:36:48,637 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-08-26 14:36:48,742 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-26 14:36:48,742 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-26 14:36:48,743 INFO L168 Benchmark]: Toolchain (without parser) took 38604.07 ms. Allocated memory was 58.7 MB in the beginning and 302.0 MB in the end (delta: 243.3 MB). Free memory was 43.6 MB in the beginning and 131.7 MB in the end (delta: -88.1 MB). Peak memory consumption was 154.3 MB. Max. memory is 16.1 GB. [2021-08-26 14:36:48,744 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 48.2 MB. Free memory was 30.9 MB in the beginning and 30.8 MB in the end (delta: 40.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-26 14:36:48,744 INFO L168 Benchmark]: CACSL2BoogieTranslator took 447.51 ms. Allocated memory is still 58.7 MB. Free memory was 43.5 MB in the beginning and 40.0 MB in the end (delta: 3.4 MB). Peak memory consumption was 17.9 MB. Max. memory is 16.1 GB. [2021-08-26 14:36:48,745 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.06 ms. Allocated memory is still 58.7 MB. Free memory was 40.0 MB in the beginning and 37.3 MB in the end (delta: 2.7 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-26 14:36:48,745 INFO L168 Benchmark]: Boogie Preprocessor took 63.10 ms. Allocated memory is still 58.7 MB. Free memory was 37.3 MB in the beginning and 34.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-08-26 14:36:48,745 INFO L168 Benchmark]: RCFGBuilder took 2711.39 ms. Allocated memory was 58.7 MB in the beginning and 104.9 MB in the end (delta: 46.1 MB). Free memory was 34.8 MB in the beginning and 64.6 MB in the end (delta: -29.9 MB). Peak memory consumption was 50.5 MB. Max. memory is 16.1 GB. [2021-08-26 14:36:48,745 INFO L168 Benchmark]: TraceAbstraction took 35223.43 ms. Allocated memory was 104.9 MB in the beginning and 302.0 MB in the end (delta: 197.1 MB). Free memory was 64.6 MB in the beginning and 157.9 MB in the end (delta: -93.3 MB). Peak memory consumption was 102.6 MB. Max. memory is 16.1 GB. [2021-08-26 14:36:48,746 INFO L168 Benchmark]: Witness Printer took 106.74 ms. Allocated memory is still 302.0 MB. Free memory was 157.9 MB in the beginning and 131.7 MB in the end (delta: 26.2 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. [2021-08-26 14:36:48,747 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 48.2 MB. Free memory was 30.9 MB in the beginning and 30.8 MB in the end (delta: 40.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 447.51 ms. Allocated memory is still 58.7 MB. Free memory was 43.5 MB in the beginning and 40.0 MB in the end (delta: 3.4 MB). Peak memory consumption was 17.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 46.06 ms. Allocated memory is still 58.7 MB. Free memory was 40.0 MB in the beginning and 37.3 MB in the end (delta: 2.7 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 63.10 ms. Allocated memory is still 58.7 MB. Free memory was 37.3 MB in the beginning and 34.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2711.39 ms. Allocated memory was 58.7 MB in the beginning and 104.9 MB in the end (delta: 46.1 MB). Free memory was 34.8 MB in the beginning and 64.6 MB in the end (delta: -29.9 MB). Peak memory consumption was 50.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 35223.43 ms. Allocated memory was 104.9 MB in the beginning and 302.0 MB in the end (delta: 197.1 MB). Free memory was 64.6 MB in the beginning and 157.9 MB in the end (delta: -93.3 MB). Peak memory consumption was 102.6 MB. Max. memory is 16.1 GB. * Witness Printer took 106.74 ms. Allocated memory is still 302.0 MB. Free memory was 157.9 MB in the beginning and 131.7 MB in the end (delta: 26.2 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 29583.2ms, 133 PlacesBefore, 37 PlacesAfterwards, 125 TransitionsBefore, 28 TransitionsAfterwards, 1876 CoEnabledTransitionPairs, 7 FixpointIterations, 56 TrivialSequentialCompositions, 44 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 5 ConcurrentYvCompositions, 1 ChoiceCompositions, 106 TotalNumberOfCompositions, 5392 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 2402, positive: 2191, positive conditional: 0, positive unconditional: 2191, negative: 211, negative conditional: 0, negative unconditional: 211, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1260, positive: 1205, positive conditional: 0, positive unconditional: 1205, negative: 55, negative conditional: 0, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1260, positive: 1182, positive conditional: 0, positive unconditional: 1182, negative: 78, negative conditional: 0, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 78, positive: 23, positive conditional: 0, positive unconditional: 23, negative: 43, negative conditional: 0, negative unconditional: 43, unknown: 12, unknown conditional: 0, unknown unconditional: 12] , SemanticIndependenceRelation.Query Time [ms]: [ total: 13319, positive: 54, positive conditional: 0, positive unconditional: 54, negative: 1180, negative conditional: 0, negative unconditional: 1180, unknown: 12085, unknown conditional: 0, unknown unconditional: 12085] ], Cache Queries: [ total: 2402, positive: 986, positive conditional: 0, positive unconditional: 986, negative: 156, negative conditional: 0, negative unconditional: 156, unknown: 1260, unknown conditional: 0, unknown unconditional: 1260] , Statistics on independence cache: Total cache size (in pairs): 130, Positive cache size: 108, Positive conditional cache size: 0, Positive unconditional cache size: 108, Negative cache size: 22, Negative conditional cache size: 0, Negative unconditional cache size: 22 - 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: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L709] 0 int __unbuffered_cnt = 0; [L711] 0 int __unbuffered_p0_EAX = 0; [L713] 0 int __unbuffered_p1_EAX = 0; [L714] 0 _Bool __unbuffered_p1_EAX$flush_delayed; [L715] 0 int __unbuffered_p1_EAX$mem_tmp; [L716] 0 _Bool __unbuffered_p1_EAX$r_buff0_thd0; [L717] 0 _Bool __unbuffered_p1_EAX$r_buff0_thd1; [L718] 0 _Bool __unbuffered_p1_EAX$r_buff0_thd2; [L719] 0 _Bool __unbuffered_p1_EAX$r_buff0_thd3; [L720] 0 _Bool __unbuffered_p1_EAX$r_buff1_thd0; [L721] 0 _Bool __unbuffered_p1_EAX$r_buff1_thd1; [L722] 0 _Bool __unbuffered_p1_EAX$r_buff1_thd2; [L723] 0 _Bool __unbuffered_p1_EAX$r_buff1_thd3; [L724] 0 _Bool __unbuffered_p1_EAX$read_delayed; [L725] 0 int *__unbuffered_p1_EAX$read_delayed_var; [L726] 0 int __unbuffered_p1_EAX$w_buff0; [L727] 0 _Bool __unbuffered_p1_EAX$w_buff0_used; [L728] 0 int __unbuffered_p1_EAX$w_buff1; [L729] 0 _Bool __unbuffered_p1_EAX$w_buff1_used; [L731] 0 int __unbuffered_p2_EAX = 0; [L732] 0 _Bool main$tmp_guard0; [L733] 0 _Bool main$tmp_guard1; [L735] 0 int x = 0; [L736] 0 _Bool x$flush_delayed; [L737] 0 int x$mem_tmp; [L738] 0 _Bool x$r_buff0_thd0; [L739] 0 _Bool x$r_buff0_thd1; [L740] 0 _Bool x$r_buff0_thd2; [L741] 0 _Bool x$r_buff0_thd3; [L742] 0 _Bool x$r_buff1_thd0; [L743] 0 _Bool x$r_buff1_thd1; [L744] 0 _Bool x$r_buff1_thd2; [L745] 0 _Bool x$r_buff1_thd3; [L746] 0 _Bool x$read_delayed; [L747] 0 int *x$read_delayed_var; [L748] 0 int x$w_buff0; [L749] 0 _Bool x$w_buff0_used; [L750] 0 int x$w_buff1; [L751] 0 _Bool x$w_buff1_used; [L753] 0 int y = 0; [L754] 0 _Bool weak$$choice0; [L755] 0 _Bool weak$$choice1; [L756] 0 _Bool weak$$choice2; [L853] 0 pthread_t t1780; [L854] FCALL, FORK 0 pthread_create(&t1780, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff0_thd3=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$r_buff1_thd3=0, __unbuffered_p1_EAX$read_delayed=0, __unbuffered_p1_EAX$read_delayed_var={0:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x={6:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L855] 0 pthread_t t1781; [L856] FCALL, FORK 0 pthread_create(&t1781, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff0_thd3=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$r_buff1_thd3=0, __unbuffered_p1_EAX$read_delayed=0, __unbuffered_p1_EAX$read_delayed_var={0:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, __unbuffered_p2_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x={6:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L789] 2 weak$$choice0 = __VERIFIER_nondet_bool() [L790] 2 weak$$choice2 = __VERIFIER_nondet_bool() [L791] 2 x$flush_delayed = weak$$choice2 [L792] EXPR 2 \read(x) [L792] 2 x$mem_tmp = x [L793] 2 weak$$choice1 = __VERIFIER_nondet_bool() [L794] EXPR 2 !x$w_buff0_used ? x : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff0_used && !x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? (weak$$choice0 ? x : (weak$$choice1 ? x$w_buff0 : x$w_buff1)) : (x$w_buff0_used && x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? (weak$$choice0 ? x$w_buff1 : x$w_buff0) : (weak$$choice0 ? x$w_buff0 : x)))) [L794] EXPR 2 \read(x) [L794] EXPR 2 !x$w_buff0_used ? x : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff0_used && !x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? (weak$$choice0 ? x : (weak$$choice1 ? x$w_buff0 : x$w_buff1)) : (x$w_buff0_used && x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? (weak$$choice0 ? x$w_buff1 : x$w_buff0) : (weak$$choice0 ? x$w_buff0 : x)))) [L794] 2 x = !x$w_buff0_used ? x : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff0_used && !x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? (weak$$choice0 ? x : (weak$$choice1 ? x$w_buff0 : x$w_buff1)) : (x$w_buff0_used && x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? (weak$$choice0 ? x$w_buff1 : x$w_buff0) : (weak$$choice0 ? x$w_buff0 : x)))) [L795] EXPR 2 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff0_used && !x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff0_used && x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? x$w_buff0 : x$w_buff0)))) [L795] 2 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff0_used && !x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff0_used && x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? x$w_buff0 : x$w_buff0)))) [L796] EXPR 2 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff1 : (x$w_buff0_used && !x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? x$w_buff1 : (x$w_buff0_used && x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? x$w_buff1 : x$w_buff1)))) [L796] 2 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff1 : (x$w_buff0_used && !x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? x$w_buff1 : (x$w_buff0_used && x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? x$w_buff1 : x$w_buff1)))) [L797] EXPR 2 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? weak$$choice0 || !weak$$choice1 : (x$w_buff0_used && x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? weak$$choice0 : weak$$choice0)))) [L797] 2 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? weak$$choice0 || !weak$$choice1 : (x$w_buff0_used && x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? weak$$choice0 : weak$$choice0)))) [L798] EXPR 2 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? weak$$choice0 : (x$w_buff0_used && x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)))) [L798] 2 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? weak$$choice0 : (x$w_buff0_used && x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)))) [L799] EXPR 2 weak$$choice2 ? x$r_buff0_thd2 : (!x$w_buff0_used ? x$r_buff0_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? x$r_buff0_thd2 : (x$w_buff0_used && x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)))) [L799] 2 x$r_buff0_thd2 = weak$$choice2 ? x$r_buff0_thd2 : (!x$w_buff0_used ? x$r_buff0_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? x$r_buff0_thd2 : (x$w_buff0_used && x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)))) [L800] EXPR 2 weak$$choice2 ? x$r_buff1_thd2 : (!x$w_buff0_used ? x$r_buff1_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? (weak$$choice0 ? x$r_buff1_thd2 : (_Bool)0) : (x$w_buff0_used && x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)))) [L800] 2 x$r_buff1_thd2 = weak$$choice2 ? x$r_buff1_thd2 : (!x$w_buff0_used ? x$r_buff1_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? (weak$$choice0 ? x$r_buff1_thd2 : (_Bool)0) : (x$w_buff0_used && x$r_buff1_thd2 && x$w_buff1_used && !x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)))) [L801] 2 __unbuffered_p1_EAX$read_delayed = (_Bool)1 [L802] 2 __unbuffered_p1_EAX$read_delayed_var = &x [L803] EXPR 2 \read(x) [L803] 2 __unbuffered_p1_EAX = x [L804] EXPR 2 x$flush_delayed ? x$mem_tmp : x [L804] 2 x = x$flush_delayed ? x$mem_tmp : x [L805] 2 x$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff0_thd3=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$r_buff1_thd3=0, __unbuffered_p1_EAX$read_delayed=1, __unbuffered_p1_EAX$read_delayed_var={6:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=1, weak$$choice2=255, x={6:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L808] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff0_thd3=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$r_buff1_thd3=0, __unbuffered_p1_EAX$read_delayed=1, __unbuffered_p1_EAX$read_delayed_var={6:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=1, weak$$choice2=255, x={6:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L811] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L811] EXPR 2 x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x [L811] EXPR 2 \read(x) [L811] EXPR 2 x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x [L811] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L811] 2 x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L812] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L812] 2 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L813] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L813] 2 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L814] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L814] 2 x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L815] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L815] 2 x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L818] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L820] 2 return 0; [L857] 0 pthread_t t1782; [L858] FCALL, FORK 0 pthread_create(&t1782, ((void *)0), P2, ((void *)0)) VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff0_thd3=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$r_buff1_thd3=0, __unbuffered_p1_EAX$read_delayed=1, __unbuffered_p1_EAX$read_delayed_var={6:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=1, weak$$choice2=255, x={6:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L825] 3 __unbuffered_p2_EAX = y VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff0_thd3=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$r_buff1_thd3=0, __unbuffered_p1_EAX$read_delayed=1, __unbuffered_p1_EAX$read_delayed_var={6:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, __unbuffered_p2_EAX=1, 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=1, weak$$choice2=255, x={6:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L828] 3 y = 2 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff0_thd3=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$r_buff1_thd3=0, __unbuffered_p1_EAX$read_delayed=1, __unbuffered_p1_EAX$read_delayed_var={6:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=1, weak$$choice2=255, x={6:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L760] 1 __unbuffered_p0_EAX = y VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=2, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff0_thd3=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$r_buff1_thd3=0, __unbuffered_p1_EAX$read_delayed=1, __unbuffered_p1_EAX$read_delayed_var={6:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, __unbuffered_p2_EAX=1, 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=1, weak$$choice2=255, x={6:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L831] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L831] EXPR 3 x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x [L831] EXPR 3 \read(x) [L831] EXPR 3 x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x [L831] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L831] 3 x = x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L832] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used [L832] 3 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used [L833] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used [L833] 3 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used [L834] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3 [L834] 3 x$r_buff0_thd3 = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3 [L835] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3 [L835] 3 x$r_buff1_thd3 = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3 [L838] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L840] 3 return 0; [L763] 1 x$w_buff1 = x$w_buff0 [L764] 1 x$w_buff0 = 1 [L765] 1 x$w_buff1_used = x$w_buff0_used [L766] 1 x$w_buff0_used = (_Bool)1 [L18] COND FALSE 1 !(!expression) [L768] 1 x$r_buff1_thd0 = x$r_buff0_thd0 [L769] 1 x$r_buff1_thd1 = x$r_buff0_thd1 [L770] 1 x$r_buff1_thd2 = x$r_buff0_thd2 [L771] 1 x$r_buff1_thd3 = x$r_buff0_thd3 [L772] 1 x$r_buff0_thd1 = (_Bool)1 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=2, __unbuffered_p1_EAX=0, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff0_thd3=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$r_buff1_thd3=0, __unbuffered_p1_EAX$read_delayed=1, __unbuffered_p1_EAX$read_delayed_var={6:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=1, weak$$choice2=255, x={6:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=1, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2] [L775] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L775] 1 x = x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L776] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used [L776] 1 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used [L777] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used [L777] 1 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used [L778] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1 [L778] 1 x$r_buff0_thd1 = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1 [L779] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1 [L779] 1 x$r_buff1_thd1 = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1 [L782] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L784] 1 return 0; [L860] 0 main$tmp_guard0 = __unbuffered_cnt == 3 [L3] COND FALSE 0 !(!cond) [L864] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L864] EXPR 0 x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x [L864] EXPR 0 \read(x) [L864] EXPR 0 x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x [L864] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L864] 0 x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L865] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L865] 0 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L866] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L866] 0 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L867] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L867] 0 x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L868] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L868] 0 x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L871] 0 weak$$choice1 = __VERIFIER_nondet_bool() [L872] EXPR 0 __unbuffered_p1_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p1_EAX$read_delayed_var : __unbuffered_p1_EAX) : __unbuffered_p1_EAX [L872] EXPR 0 weak$$choice1 ? *__unbuffered_p1_EAX$read_delayed_var : __unbuffered_p1_EAX [L872] EXPR 0 \read(*__unbuffered_p1_EAX$read_delayed_var) [L872] EXPR 0 weak$$choice1 ? *__unbuffered_p1_EAX$read_delayed_var : __unbuffered_p1_EAX [L872] EXPR 0 __unbuffered_p1_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p1_EAX$read_delayed_var : __unbuffered_p1_EAX) : __unbuffered_p1_EAX [L872] 0 __unbuffered_p1_EAX = __unbuffered_p1_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p1_EAX$read_delayed_var : __unbuffered_p1_EAX) : __unbuffered_p1_EAX [L873] 0 main$tmp_guard1 = !(y == 2 && __unbuffered_p0_EAX == 2 && __unbuffered_p1_EAX == 1 && __unbuffered_p2_EAX == 1) VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff0_thd3=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$r_buff1_thd3=0, __unbuffered_p1_EAX$read_delayed=1, __unbuffered_p1_EAX$read_delayed_var={6:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=1, weak$$choice2=255, x={6:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=1, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L18] COND TRUE 0 !expression [L18] 0 reach_error() VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EAX$flush_delayed=0, __unbuffered_p1_EAX$mem_tmp=0, __unbuffered_p1_EAX$r_buff0_thd0=0, __unbuffered_p1_EAX$r_buff0_thd1=0, __unbuffered_p1_EAX$r_buff0_thd2=0, __unbuffered_p1_EAX$r_buff0_thd3=0, __unbuffered_p1_EAX$r_buff1_thd0=0, __unbuffered_p1_EAX$r_buff1_thd1=0, __unbuffered_p1_EAX$r_buff1_thd2=0, __unbuffered_p1_EAX$r_buff1_thd3=0, __unbuffered_p1_EAX$read_delayed=1, __unbuffered_p1_EAX$read_delayed_var={6:0}, __unbuffered_p1_EAX$w_buff0=0, __unbuffered_p1_EAX$w_buff0_used=0, __unbuffered_p1_EAX$w_buff1=0, __unbuffered_p1_EAX$w_buff1_used=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=1, weak$$choice2=255, x={6:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=1, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] - UnprovableResult [Line: 18]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 858]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 854]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 856]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 152 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 34930.7ms, OverallIterations: 16, TraceHistogramMax: 1, EmptinessCheckTime: 21.2ms, AutomataDifference: 1813.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 29688.5ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 382 SDtfs, 480 SDslu, 862 SDs, 0 SdLazy, 661 SolverSat, 156 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 801.4ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 102 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 1263.5ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=899occurred in iteration=0, InterpolantAutomatonStates: 94, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 174.7ms AutomataMinimizationTime, 15 MinimizatonAttempts, 121 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 52.9ms SsaConstructionTime, 533.7ms SatisfiabilityAnalysisTime, 2281.9ms InterpolantComputationTime, 243 NumberOfCodeBlocks, 243 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 206 ConstructedInterpolants, 0 QuantifiedInterpolants, 2944 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 15 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-08-26 14:36:48,848 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...