./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe002_rmo.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5fbdf5bf 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/safe002_rmo.oepc.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 69c5df1c708cf064b65314121bb91fdb93823fab ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-5fbdf5b [2021-08-29 22:20:21,369 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-29 22:20:21,372 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-29 22:20:21,413 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-29 22:20:21,414 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-29 22:20:21,417 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-29 22:20:21,418 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-29 22:20:21,422 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-29 22:20:21,424 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-29 22:20:21,428 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-29 22:20:21,429 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-29 22:20:21,432 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-29 22:20:21,432 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-29 22:20:21,434 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-29 22:20:21,435 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-29 22:20:21,440 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-29 22:20:21,441 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-29 22:20:21,441 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-29 22:20:21,443 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-29 22:20:21,449 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-29 22:20:21,450 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-29 22:20:21,451 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-29 22:20:21,452 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-29 22:20:21,453 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-29 22:20:21,458 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-29 22:20:21,458 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-29 22:20:21,458 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-29 22:20:21,459 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-29 22:20:21,460 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-29 22:20:21,460 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-29 22:20:21,461 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-29 22:20:21,461 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-29 22:20:21,462 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-29 22:20:21,463 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-29 22:20:21,464 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-29 22:20:21,464 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-29 22:20:21,464 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-29 22:20:21,464 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-29 22:20:21,465 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-29 22:20:21,466 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-29 22:20:21,466 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-29 22:20:21,467 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-08-29 22:20:21,496 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-29 22:20:21,497 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-29 22:20:21,498 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-29 22:20:21,498 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-29 22:20:21,499 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-29 22:20:21,499 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-29 22:20:21,499 INFO L138 SettingsManager]: * Use SBE=true [2021-08-29 22:20:21,500 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-29 22:20:21,500 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-29 22:20:21,500 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-29 22:20:21,500 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-29 22:20:21,501 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-29 22:20:21,501 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-29 22:20:21,501 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-29 22:20:21,501 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-29 22:20:21,501 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-29 22:20:21,501 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-29 22:20:21,501 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-29 22:20:21,502 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-29 22:20:21,502 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-29 22:20:21,502 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-29 22:20:21,502 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-29 22:20:21,502 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-29 22:20:21,502 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-29 22:20:21,502 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-29 22:20:21,503 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-29 22:20:21,503 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-29 22:20:21,503 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-29 22:20:21,503 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-29 22:20:21,503 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-29 22:20:21,503 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 69c5df1c708cf064b65314121bb91fdb93823fab [2021-08-29 22:20:21,758 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-29 22:20:21,771 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-29 22:20:21,773 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-29 22:20:21,774 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-29 22:20:21,774 INFO L275 PluginConnector]: CDTParser initialized [2021-08-29 22:20:21,775 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe002_rmo.oepc.i [2021-08-29 22:20:21,816 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56c08b8e9/3ee852d791bd4c0e9139c6a657d2cced/FLAGf83a63a4e [2021-08-29 22:20:22,246 INFO L306 CDTParser]: Found 1 translation units. [2021-08-29 22:20:22,247 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe002_rmo.oepc.i [2021-08-29 22:20:22,261 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56c08b8e9/3ee852d791bd4c0e9139c6a657d2cced/FLAGf83a63a4e [2021-08-29 22:20:22,273 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56c08b8e9/3ee852d791bd4c0e9139c6a657d2cced [2021-08-29 22:20:22,275 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-29 22:20:22,276 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-29 22:20:22,278 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-29 22:20:22,279 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-29 22:20:22,281 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-29 22:20:22,282 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 10:20:22" (1/1) ... [2021-08-29 22:20:22,282 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@474a1786 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 10:20:22, skipping insertion in model container [2021-08-29 22:20:22,283 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 10:20:22" (1/1) ... [2021-08-29 22:20:22,287 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-29 22:20:22,325 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-29 22:20:22,427 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/safe002_rmo.oepc.i[993,1006] [2021-08-29 22:20:22,651 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-29 22:20:22,668 INFO L203 MainTranslator]: Completed pre-run [2021-08-29 22:20:22,676 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/safe002_rmo.oepc.i[993,1006] [2021-08-29 22:20:22,748 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-29 22:20:22,791 INFO L208 MainTranslator]: Completed translation [2021-08-29 22:20:22,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 10:20:22 WrapperNode [2021-08-29 22:20:22,791 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-29 22:20:22,793 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-29 22:20:22,794 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-29 22:20:22,794 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-29 22:20:22,811 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 10:20:22" (1/1) ... [2021-08-29 22:20:22,839 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 10:20:22" (1/1) ... [2021-08-29 22:20:22,869 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-29 22:20:22,874 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-29 22:20:22,874 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-29 22:20:22,874 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-29 22:20:22,879 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 10:20:22" (1/1) ... [2021-08-29 22:20:22,880 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 10:20:22" (1/1) ... [2021-08-29 22:20:22,906 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 10:20:22" (1/1) ... [2021-08-29 22:20:22,907 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 10:20:22" (1/1) ... [2021-08-29 22:20:22,919 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 10:20:22" (1/1) ... [2021-08-29 22:20:22,941 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 10:20:22" (1/1) ... [2021-08-29 22:20:22,943 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 10:20:22" (1/1) ... [2021-08-29 22:20:22,947 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-29 22:20:22,948 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-29 22:20:22,960 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-29 22:20:22,961 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-29 22:20:22,961 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 10:20:22" (1/1) ... [2021-08-29 22:20:22,966 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-29 22:20:22,974 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-29 22:20:22,992 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) [2021-08-29 22:20:23,005 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 [2021-08-29 22:20:23,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-08-29 22:20:23,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-29 22:20:23,019 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-08-29 22:20:23,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-29 22:20:23,019 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-29 22:20:23,020 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-08-29 22:20:23,020 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-08-29 22:20:23,020 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-08-29 22:20:23,020 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-08-29 22:20:23,020 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-08-29 22:20:23,020 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-08-29 22:20:23,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-29 22:20:23,021 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-08-29 22:20:23,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-29 22:20:23,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-29 22:20:23,022 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-29 22:20:24,032 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-29 22:20:24,032 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-08-29 22:20:24,036 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 10:20:24 BoogieIcfgContainer [2021-08-29 22:20:24,037 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-29 22:20:24,038 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-29 22:20:24,038 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-29 22:20:24,041 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-29 22:20:24,041 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 10:20:22" (1/3) ... [2021-08-29 22:20:24,042 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@237c846a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 10:20:24, skipping insertion in model container [2021-08-29 22:20:24,042 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 10:20:22" (2/3) ... [2021-08-29 22:20:24,042 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@237c846a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 10:20:24, skipping insertion in model container [2021-08-29 22:20:24,042 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 10:20:24" (3/3) ... [2021-08-29 22:20:24,043 INFO L111 eAbstractionObserver]: Analyzing ICFG safe002_rmo.oepc.i [2021-08-29 22:20:24,048 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-08-29 22:20:24,048 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-29 22:20:24,048 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-08-29 22:20:24,049 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-29 22:20:24,095 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,096 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,096 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,096 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,096 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,096 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,096 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,096 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,097 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,097 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,097 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,097 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,097 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,098 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,098 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,098 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,098 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,099 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,099 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,099 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,099 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,099 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,099 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,100 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,100 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,100 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,100 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,101 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,101 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,101 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,101 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,114 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,114 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,114 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,114 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,114 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,115 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,115 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,115 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,115 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,115 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,115 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,115 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,115 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,115 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,116 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,116 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,116 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,116 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,116 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,116 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,117 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,118 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,118 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,118 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,118 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,119 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,119 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,119 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,119 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,119 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,119 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,119 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,119 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,120 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,120 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,120 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,120 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,120 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,120 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,121 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,121 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,121 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,121 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,121 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,122 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,122 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,122 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,122 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,122 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,122 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,122 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,123 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,123 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,123 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,123 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,124 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,124 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,126 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,127 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,127 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,127 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,127 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,127 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,128 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,128 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,129 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,134 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,134 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,134 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,135 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,135 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,135 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,135 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,135 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,135 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,135 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,135 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,136 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,136 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,136 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,136 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,136 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,136 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,136 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,136 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,137 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,137 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,137 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,137 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,137 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,137 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,137 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,138 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,138 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,138 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,138 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,138 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,138 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,139 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,139 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,139 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,139 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,139 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,139 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,139 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,139 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,140 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,140 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,140 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,140 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,140 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,140 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,140 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,140 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,140 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,141 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,141 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,141 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,141 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,141 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,141 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,141 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,141 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,141 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,142 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,142 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,142 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,142 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,142 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,143 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,143 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,143 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,143 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,143 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,143 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,143 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,143 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,144 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,144 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,144 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,144 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,144 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,144 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,144 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,145 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,145 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,145 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,145 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,145 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,145 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,145 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,147 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,147 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,147 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,147 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,147 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,148 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,148 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,148 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,148 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,148 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,148 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,148 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,148 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,148 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,149 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,149 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,149 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,149 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,149 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,149 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,149 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,149 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,149 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,150 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,150 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,150 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,150 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,150 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,150 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,150 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,150 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,150 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,151 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,154 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,154 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,155 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,155 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,155 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,155 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,155 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,156 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,156 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,159 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,160 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,161 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,161 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,161 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,161 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,161 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,162 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,162 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,162 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,162 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,162 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,162 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,163 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,163 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,163 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,163 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,163 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,163 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,163 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,164 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,164 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,164 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,164 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,166 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,167 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,167 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,167 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,167 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,167 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,168 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,168 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,168 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,168 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,168 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,168 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,168 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,169 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,169 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,169 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,169 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,169 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,169 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,170 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,170 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,170 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,170 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,170 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,170 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,170 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,170 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,171 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,171 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,171 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,171 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,172 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,172 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,172 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,172 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,172 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,172 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,172 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,172 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,173 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,173 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,173 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,173 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,173 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,173 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,174 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,174 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,174 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,174 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,174 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,174 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,174 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,174 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,175 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,175 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,175 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,175 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,175 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,175 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,175 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,175 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,175 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,176 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,176 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,176 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,176 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,176 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,176 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,176 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,176 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,177 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,177 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,177 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,177 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,177 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,177 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,177 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,177 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,178 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,178 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-29 22:20:24,178 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-08-29 22:20:24,207 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-29 22:20:24,212 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 [2021-08-29 22:20:24,212 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-08-29 22:20:24,220 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-08-29 22:20:24,229 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 131 places, 123 transitions, 261 flow [2021-08-29 22:20:24,231 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 131 places, 123 transitions, 261 flow [2021-08-29 22:20:24,233 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 131 places, 123 transitions, 261 flow [2021-08-29 22:20:24,307 INFO L129 PetriNetUnfolder]: 2/120 cut-off events. [2021-08-29 22:20:24,307 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-08-29 22:20:24,309 INFO L84 FinitePrefix]: Finished finitePrefix Result has 130 conditions, 120 events. 2/120 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 52 event pairs, 0 based on Foata normal form. 0/117 useless extension candidates. Maximal degree in co-relation 66. Up to 2 conditions per place. [2021-08-29 22:20:24,311 INFO L116 LiptonReduction]: Number of co-enabled transitions 1652 [2021-08-29 22:20:39,354 INFO L131 LiptonReduction]: Checked pairs total: 4484 [2021-08-29 22:20:39,354 INFO L133 LiptonReduction]: Total number of compositions: 107 [2021-08-29 22:20:39,363 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 35 places, 26 transitions, 67 flow [2021-08-29 22:20:39,439 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 550 states, 549 states have (on average 3.265938069216758) internal successors, (1793), 549 states have internal predecessors, (1793), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 22:20:39,460 INFO L276 IsEmpty]: Start isEmpty. Operand has 550 states, 549 states have (on average 3.265938069216758) internal successors, (1793), 549 states have internal predecessors, (1793), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 22:20:39,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-08-29 22:20:39,465 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 22:20:39,465 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 22:20:39,466 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-29 22:20:39,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 22:20:39,470 INFO L82 PathProgramCache]: Analyzing trace with hash 1723843106, now seen corresponding path program 1 times [2021-08-29 22:20:39,476 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 22:20:39,489 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1609094508] [2021-08-29 22:20:39,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 22:20:39,490 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 22:20:39,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 22:20:39,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 22:20:39,692 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 22:20:39,692 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1609094508] [2021-08-29 22:20:39,693 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1609094508] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 22:20:39,693 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 22:20:39,693 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-29 22:20:39,694 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [638392612] [2021-08-29 22:20:39,697 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-29 22:20:39,697 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 22:20:39,715 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-29 22:20:39,716 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-29 22:20:39,719 INFO L87 Difference]: Start difference. First operand has 550 states, 549 states have (on average 3.265938069216758) internal successors, (1793), 549 states have internal predecessors, (1793), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 22:20:39,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 22:20:39,769 INFO L93 Difference]: Finished difference Result 550 states and 1693 transitions. [2021-08-29 22:20:39,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-29 22:20:39,771 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2021-08-29 22:20:39,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 22:20:39,790 INFO L225 Difference]: With dead ends: 550 [2021-08-29 22:20:39,790 INFO L226 Difference]: Without dead ends: 550 [2021-08-29 22:20:39,791 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.02ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-29 22:20:39,795 INFO L928 BasicCegarLoop]: 13 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.22ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 13 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.23ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.80ms IncrementalHoareTripleChecker+Time [2021-08-29 22:20:39,796 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 13 Invalid, 8 Unknown, 0 Unchecked, 0.23ms Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 15.80ms Time] [2021-08-29 22:20:39,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 550 states. [2021-08-29 22:20:39,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 550 to 550. [2021-08-29 22:20:39,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 550 states, 549 states have (on average 3.083788706739526) internal successors, (1693), 549 states have internal predecessors, (1693), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 22:20:39,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 550 states and 1693 transitions. [2021-08-29 22:20:39,861 INFO L78 Accepts]: Start accepts. Automaton has 550 states and 1693 transitions. Word has length 8 [2021-08-29 22:20:39,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 22:20:39,862 INFO L470 AbstractCegarLoop]: Abstraction has 550 states and 1693 transitions. [2021-08-29 22:20:39,862 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 22:20:39,863 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 1693 transitions. [2021-08-29 22:20:39,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-08-29 22:20:39,865 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 22:20:39,865 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 22:20:39,865 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-29 22:20:39,865 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-29 22:20:39,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 22:20:39,867 INFO L82 PathProgramCache]: Analyzing trace with hash -1244265478, now seen corresponding path program 1 times [2021-08-29 22:20:39,867 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 22:20:39,870 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [531681695] [2021-08-29 22:20:39,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 22:20:39,870 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 22:20:39,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 22:20:40,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 22:20:40,014 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 22:20:40,014 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [531681695] [2021-08-29 22:20:40,015 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [531681695] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 22:20:40,015 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 22:20:40,015 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-29 22:20:40,015 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713888127] [2021-08-29 22:20:40,016 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-29 22:20:40,016 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 22:20:40,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-29 22:20:40,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-29 22:20:40,017 INFO L87 Difference]: Start difference. First operand 550 states and 1693 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) [2021-08-29 22:20:40,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 22:20:40,078 INFO L93 Difference]: Finished difference Result 610 states and 1806 transitions. [2021-08-29 22:20:40,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-29 22:20:40,079 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 [2021-08-29 22:20:40,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 22:20:40,081 INFO L225 Difference]: With dead ends: 610 [2021-08-29 22:20:40,082 INFO L226 Difference]: Without dead ends: 510 [2021-08-29 22:20:40,082 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.78ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-29 22:20:40,083 INFO L928 BasicCegarLoop]: 18 mSDtfsCounter, 26 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 38.72ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 42 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.76ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 45.51ms IncrementalHoareTripleChecker+Time [2021-08-29 22:20:40,083 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [26 Valid, 42 Invalid, 37 Unknown, 0 Unchecked, 1.76ms Time], IncrementalHoareTripleChecker [0 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 45.51ms Time] [2021-08-29 22:20:40,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 510 states. [2021-08-29 22:20:40,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 510 to 510. [2021-08-29 22:20:40,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 510 states, 509 states have (on average 3.0471512770137523) internal successors, (1551), 509 states have internal predecessors, (1551), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 22:20:40,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 510 states and 1551 transitions. [2021-08-29 22:20:40,095 INFO L78 Accepts]: Start accepts. Automaton has 510 states and 1551 transitions. Word has length 10 [2021-08-29 22:20:40,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 22:20:40,095 INFO L470 AbstractCegarLoop]: Abstraction has 510 states and 1551 transitions. [2021-08-29 22:20:40,096 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) [2021-08-29 22:20:40,096 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 1551 transitions. [2021-08-29 22:20:40,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-08-29 22:20:40,101 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 22:20:40,101 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 22:20:40,101 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-29 22:20:40,102 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-29 22:20:40,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 22:20:40,102 INFO L82 PathProgramCache]: Analyzing trace with hash 35841918, now seen corresponding path program 1 times [2021-08-29 22:20:40,102 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 22:20:40,102 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [427518977] [2021-08-29 22:20:40,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 22:20:40,104 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 22:20:40,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 22:20:40,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 22:20:40,215 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 22:20:40,217 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [427518977] [2021-08-29 22:20:40,217 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [427518977] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 22:20:40,218 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 22:20:40,218 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-29 22:20:40,218 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [361561189] [2021-08-29 22:20:40,218 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-29 22:20:40,218 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 22:20:40,219 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-29 22:20:40,219 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-29 22:20:40,219 INFO L87 Difference]: Start difference. First operand 510 states and 1551 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) [2021-08-29 22:20:40,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 22:20:40,288 INFO L93 Difference]: Finished difference Result 550 states and 1613 transitions. [2021-08-29 22:20:40,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-29 22:20:40,289 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 [2021-08-29 22:20:40,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 22:20:40,291 INFO L225 Difference]: With dead ends: 550 [2021-08-29 22:20:40,291 INFO L226 Difference]: Without dead ends: 470 [2021-08-29 22:20:40,291 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.30ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-29 22:20:40,293 INFO L928 BasicCegarLoop]: 17 mSDtfsCounter, 24 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 43.73ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 42 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.09ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 50.91ms IncrementalHoareTripleChecker+Time [2021-08-29 22:20:40,295 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [24 Valid, 42 Invalid, 40 Unknown, 0 Unchecked, 1.09ms Time], IncrementalHoareTripleChecker [1 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 50.91ms Time] [2021-08-29 22:20:40,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 470 states. [2021-08-29 22:20:40,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 470 to 470. [2021-08-29 22:20:40,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 470 states, 469 states have (on average 3.0042643923240937) internal successors, (1409), 469 states have internal predecessors, (1409), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 22:20:40,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 470 states and 1409 transitions. [2021-08-29 22:20:40,304 INFO L78 Accepts]: Start accepts. Automaton has 470 states and 1409 transitions. Word has length 11 [2021-08-29 22:20:40,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 22:20:40,305 INFO L470 AbstractCegarLoop]: Abstraction has 470 states and 1409 transitions. [2021-08-29 22:20:40,305 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) [2021-08-29 22:20:40,305 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 1409 transitions. [2021-08-29 22:20:40,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-08-29 22:20:40,306 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 22:20:40,306 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 22:20:40,306 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-29 22:20:40,307 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-29 22:20:40,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 22:20:40,307 INFO L82 PathProgramCache]: Analyzing trace with hash -476501382, now seen corresponding path program 1 times [2021-08-29 22:20:40,307 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 22:20:40,307 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2127851656] [2021-08-29 22:20:40,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 22:20:40,308 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 22:20:40,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 22:20:40,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 22:20:40,510 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 22:20:40,510 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2127851656] [2021-08-29 22:20:40,510 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2127851656] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 22:20:40,510 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 22:20:40,510 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-29 22:20:40,511 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15839967] [2021-08-29 22:20:40,511 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-29 22:20:40,511 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 22:20:40,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-29 22:20:40,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-08-29 22:20:40,512 INFO L87 Difference]: Start difference. First operand 470 states and 1409 transitions. Second operand has 7 states, 6 states have (on average 2.0) internal successors, (12), 6 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 22:20:40,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 22:20:40,623 INFO L93 Difference]: Finished difference Result 563 states and 1645 transitions. [2021-08-29 22:20:40,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-29 22:20:40,623 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 2.0) internal successors, (12), 6 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2021-08-29 22:20:40,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 22:20:40,625 INFO L225 Difference]: With dead ends: 563 [2021-08-29 22:20:40,625 INFO L226 Difference]: Without dead ends: 494 [2021-08-29 22:20:40,626 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 53.55ms TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-08-29 22:20:40,626 INFO L928 BasicCegarLoop]: 15 mSDtfsCounter, 48 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 69.22ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 35 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.88ms SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 79.67ms IncrementalHoareTripleChecker+Time [2021-08-29 22:20:40,626 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [48 Valid, 35 Invalid, 88 Unknown, 0 Unchecked, 0.88ms Time], IncrementalHoareTripleChecker [31 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 79.67ms Time] [2021-08-29 22:20:40,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 494 states. [2021-08-29 22:20:40,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 494 to 494. [2021-08-29 22:20:40,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 494 states, 493 states have (on average 2.993914807302231) internal successors, (1476), 493 states have internal predecessors, (1476), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 22:20:40,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 494 states and 1476 transitions. [2021-08-29 22:20:40,636 INFO L78 Accepts]: Start accepts. Automaton has 494 states and 1476 transitions. Word has length 12 [2021-08-29 22:20:40,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 22:20:40,637 INFO L470 AbstractCegarLoop]: Abstraction has 494 states and 1476 transitions. [2021-08-29 22:20:40,637 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.0) internal successors, (12), 6 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 22:20:40,637 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 1476 transitions. [2021-08-29 22:20:40,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-08-29 22:20:40,638 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 22:20:40,638 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 22:20:40,638 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-29 22:20:40,638 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-29 22:20:40,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 22:20:40,639 INFO L82 PathProgramCache]: Analyzing trace with hash -1984068537, now seen corresponding path program 1 times [2021-08-29 22:20:40,639 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 22:20:40,639 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022952708] [2021-08-29 22:20:40,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 22:20:40,639 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 22:20:40,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 22:20:40,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 22:20:40,771 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 22:20:40,771 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1022952708] [2021-08-29 22:20:40,771 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1022952708] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 22:20:40,772 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 22:20:40,772 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-29 22:20:40,772 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1558824722] [2021-08-29 22:20:40,772 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-29 22:20:40,772 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 22:20:40,773 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-29 22:20:40,773 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-08-29 22:20:40,773 INFO L87 Difference]: Start difference. First operand 494 states and 1476 transitions. Second operand has 7 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 6 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 22:20:40,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 22:20:40,900 INFO L93 Difference]: Finished difference Result 638 states and 1872 transitions. [2021-08-29 22:20:40,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-29 22:20:40,901 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 6 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2021-08-29 22:20:40,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 22:20:40,902 INFO L225 Difference]: With dead ends: 638 [2021-08-29 22:20:40,902 INFO L226 Difference]: Without dead ends: 344 [2021-08-29 22:20:40,902 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 53.30ms TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2021-08-29 22:20:40,903 INFO L928 BasicCegarLoop]: 11 mSDtfsCounter, 46 mSDsluCounter, 50 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 78.51ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 45 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.71ms SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 91.51ms IncrementalHoareTripleChecker+Time [2021-08-29 22:20:40,903 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [46 Valid, 45 Invalid, 102 Unknown, 0 Unchecked, 0.71ms Time], IncrementalHoareTripleChecker [25 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 91.51ms Time] [2021-08-29 22:20:40,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 344 states. [2021-08-29 22:20:40,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 344 to 344. [2021-08-29 22:20:40,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 344 states, 343 states have (on average 2.813411078717201) internal successors, (965), 343 states have internal predecessors, (965), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 22:20:40,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 344 states and 965 transitions. [2021-08-29 22:20:40,909 INFO L78 Accepts]: Start accepts. Automaton has 344 states and 965 transitions. Word has length 13 [2021-08-29 22:20:40,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 22:20:40,910 INFO L470 AbstractCegarLoop]: Abstraction has 344 states and 965 transitions. [2021-08-29 22:20:40,910 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 6 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 22:20:40,910 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 965 transitions. [2021-08-29 22:20:40,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-08-29 22:20:40,910 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 22:20:40,911 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 22:20:40,911 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-29 22:20:40,911 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-29 22:20:40,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 22:20:40,911 INFO L82 PathProgramCache]: Analyzing trace with hash 559907183, now seen corresponding path program 1 times [2021-08-29 22:20:40,911 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 22:20:40,911 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1709250326] [2021-08-29 22:20:40,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 22:20:40,912 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 22:20:40,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 22:20:40,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 22:20:40,993 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 22:20:40,993 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1709250326] [2021-08-29 22:20:40,994 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1709250326] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 22:20:40,994 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 22:20:40,994 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 22:20:40,994 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [118895175] [2021-08-29 22:20:40,994 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-29 22:20:40,994 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 22:20:40,995 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-29 22:20:40,995 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-29 22:20:40,995 INFO L87 Difference]: Start difference. First operand 344 states and 965 transitions. Second operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 3 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) [2021-08-29 22:20:41,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 22:20:41,045 INFO L93 Difference]: Finished difference Result 334 states and 831 transitions. [2021-08-29 22:20:41,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-29 22:20:41,045 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 3 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 [2021-08-29 22:20:41,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 22:20:41,046 INFO L225 Difference]: With dead ends: 334 [2021-08-29 22:20:41,046 INFO L226 Difference]: Without dead ends: 258 [2021-08-29 22:20:41,047 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.83ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-29 22:20:41,047 INFO L928 BasicCegarLoop]: 12 mSDtfsCounter, 23 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.24ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 31 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.33ms SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 42.86ms IncrementalHoareTripleChecker+Time [2021-08-29 22:20:41,047 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [23 Valid, 31 Invalid, 55 Unknown, 0 Unchecked, 0.33ms Time], IncrementalHoareTripleChecker [3 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 42.86ms Time] [2021-08-29 22:20:41,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2021-08-29 22:20:41,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 258. [2021-08-29 22:20:41,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 258 states, 257 states have (on average 2.463035019455253) internal successors, (633), 257 states have internal predecessors, (633), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 22:20:41,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 633 transitions. [2021-08-29 22:20:41,052 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 633 transitions. Word has length 15 [2021-08-29 22:20:41,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 22:20:41,053 INFO L470 AbstractCegarLoop]: Abstraction has 258 states and 633 transitions. [2021-08-29 22:20:41,053 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 3 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) [2021-08-29 22:20:41,053 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 633 transitions. [2021-08-29 22:20:41,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-08-29 22:20:41,053 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 22:20:41,053 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 22:20:41,054 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-29 22:20:41,054 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-29 22:20:41,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 22:20:41,054 INFO L82 PathProgramCache]: Analyzing trace with hash -21761404, now seen corresponding path program 1 times [2021-08-29 22:20:41,055 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 22:20:41,055 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996091173] [2021-08-29 22:20:41,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 22:20:41,055 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 22:20:41,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 22:20:41,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 22:20:41,244 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 22:20:41,244 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1996091173] [2021-08-29 22:20:41,244 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1996091173] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 22:20:41,244 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 22:20:41,244 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-29 22:20:41,244 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [483062780] [2021-08-29 22:20:41,245 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-29 22:20:41,245 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 22:20:41,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-29 22:20:41,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-08-29 22:20:41,245 INFO L87 Difference]: Start difference. First operand 258 states and 633 transitions. Second operand has 7 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 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) [2021-08-29 22:20:41,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 22:20:41,358 INFO L93 Difference]: Finished difference Result 266 states and 639 transitions. [2021-08-29 22:20:41,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-29 22:20:41,359 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 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 [2021-08-29 22:20:41,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 22:20:41,360 INFO L225 Difference]: With dead ends: 266 [2021-08-29 22:20:41,361 INFO L226 Difference]: Without dead ends: 250 [2021-08-29 22:20:41,361 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 59.50ms TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-08-29 22:20:41,361 INFO L928 BasicCegarLoop]: 13 mSDtfsCounter, 34 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 70.08ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 40 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.67ms SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 64 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 81.13ms IncrementalHoareTripleChecker+Time [2021-08-29 22:20:41,361 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [34 Valid, 40 Invalid, 90 Unknown, 0 Unchecked, 0.67ms Time], IncrementalHoareTripleChecker [26 Valid, 64 Invalid, 0 Unknown, 0 Unchecked, 81.13ms Time] [2021-08-29 22:20:41,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2021-08-29 22:20:41,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 232. [2021-08-29 22:20:41,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 232 states, 231 states have (on average 2.445887445887446) internal successors, (565), 231 states have internal predecessors, (565), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 22:20:41,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 565 transitions. [2021-08-29 22:20:41,367 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 565 transitions. Word has length 16 [2021-08-29 22:20:41,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 22:20:41,367 INFO L470 AbstractCegarLoop]: Abstraction has 232 states and 565 transitions. [2021-08-29 22:20:41,367 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 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) [2021-08-29 22:20:41,367 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 565 transitions. [2021-08-29 22:20:41,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-08-29 22:20:41,368 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 22:20:41,368 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 22:20:41,368 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-29 22:20:41,368 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-29 22:20:41,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 22:20:41,369 INFO L82 PathProgramCache]: Analyzing trace with hash 1533661535, now seen corresponding path program 1 times [2021-08-29 22:20:41,369 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 22:20:41,369 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [660068585] [2021-08-29 22:20:41,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 22:20:41,370 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 22:20:41,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 22:20:41,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 22:20:41,424 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 22:20:41,424 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [660068585] [2021-08-29 22:20:41,425 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [660068585] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 22:20:41,425 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 22:20:41,425 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-29 22:20:41,425 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1769944219] [2021-08-29 22:20:41,425 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-29 22:20:41,426 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 22:20:41,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-29 22:20:41,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-29 22:20:41,426 INFO L87 Difference]: Start difference. First operand 232 states and 565 transitions. Second operand has 5 states, 4 states have (on average 4.25) internal successors, (17), 5 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 22:20:41,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 22:20:41,482 INFO L93 Difference]: Finished difference Result 360 states and 852 transitions. [2021-08-29 22:20:41,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-29 22:20:41,483 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 4.25) internal successors, (17), 5 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-08-29 22:20:41,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 22:20:41,484 INFO L225 Difference]: With dead ends: 360 [2021-08-29 22:20:41,484 INFO L226 Difference]: Without dead ends: 252 [2021-08-29 22:20:41,484 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 13.64ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-08-29 22:20:41,485 INFO L928 BasicCegarLoop]: 25 mSDtfsCounter, 30 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 37.32ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 67 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.42ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 43.85ms IncrementalHoareTripleChecker+Time [2021-08-29 22:20:41,485 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [30 Valid, 67 Invalid, 52 Unknown, 0 Unchecked, 0.42ms Time], IncrementalHoareTripleChecker [0 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 43.85ms Time] [2021-08-29 22:20:41,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2021-08-29 22:20:41,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 232. [2021-08-29 22:20:41,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 232 states, 231 states have (on average 2.2813852813852815) internal successors, (527), 231 states have internal predecessors, (527), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 22:20:41,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 527 transitions. [2021-08-29 22:20:41,490 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 527 transitions. Word has length 17 [2021-08-29 22:20:41,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 22:20:41,490 INFO L470 AbstractCegarLoop]: Abstraction has 232 states and 527 transitions. [2021-08-29 22:20:41,490 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 4.25) internal successors, (17), 5 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 22:20:41,491 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 527 transitions. [2021-08-29 22:20:41,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-08-29 22:20:41,491 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 22:20:41,491 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 22:20:41,491 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-29 22:20:41,491 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-29 22:20:41,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 22:20:41,492 INFO L82 PathProgramCache]: Analyzing trace with hash 110421617, now seen corresponding path program 1 times [2021-08-29 22:20:41,492 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 22:20:41,492 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [218667402] [2021-08-29 22:20:41,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 22:20:41,492 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 22:20:41,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 22:20:41,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 22:20:41,570 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 22:20:41,570 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [218667402] [2021-08-29 22:20:41,570 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [218667402] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 22:20:41,570 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 22:20:41,570 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-29 22:20:41,570 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685255598] [2021-08-29 22:20:41,571 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-29 22:20:41,571 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 22:20:41,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-29 22:20:41,571 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-08-29 22:20:41,571 INFO L87 Difference]: Start difference. First operand 232 states and 527 transitions. Second operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 4 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) [2021-08-29 22:20:41,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 22:20:41,629 INFO L93 Difference]: Finished difference Result 190 states and 387 transitions. [2021-08-29 22:20:41,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-29 22:20:41,630 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.4) internal successors, (17), 4 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 [2021-08-29 22:20:41,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 22:20:41,630 INFO L225 Difference]: With dead ends: 190 [2021-08-29 22:20:41,630 INFO L226 Difference]: Without dead ends: 152 [2021-08-29 22:20:41,631 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 8.61ms TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-08-29 22:20:41,631 INFO L928 BasicCegarLoop]: 12 mSDtfsCounter, 42 mSDsluCounter, 50 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 42.34ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 36 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.35ms SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 51.16ms IncrementalHoareTripleChecker+Time [2021-08-29 22:20:41,631 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [42 Valid, 36 Invalid, 67 Unknown, 0 Unchecked, 0.35ms Time], IncrementalHoareTripleChecker [6 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 51.16ms Time] [2021-08-29 22:20:41,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2021-08-29 22:20:41,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 152. [2021-08-29 22:20:41,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 151 states have (on average 2.006622516556291) internal successors, (303), 151 states have internal predecessors, (303), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 22:20:41,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 303 transitions. [2021-08-29 22:20:41,634 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 303 transitions. Word has length 17 [2021-08-29 22:20:41,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 22:20:41,635 INFO L470 AbstractCegarLoop]: Abstraction has 152 states and 303 transitions. [2021-08-29 22:20:41,635 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.4) internal successors, (17), 4 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) [2021-08-29 22:20:41,635 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 303 transitions. [2021-08-29 22:20:41,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-08-29 22:20:41,635 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 22:20:41,635 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 22:20:41,636 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-29 22:20:41,636 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-29 22:20:41,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 22:20:41,636 INFO L82 PathProgramCache]: Analyzing trace with hash 27859656, now seen corresponding path program 1 times [2021-08-29 22:20:41,636 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 22:20:41,636 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1944256394] [2021-08-29 22:20:41,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 22:20:41,637 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 22:20:41,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 22:20:41,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 22:20:41,742 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 22:20:41,742 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1944256394] [2021-08-29 22:20:41,743 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1944256394] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 22:20:41,743 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 22:20:41,743 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-29 22:20:41,743 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2137518415] [2021-08-29 22:20:41,743 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-29 22:20:41,743 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 22:20:41,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-29 22:20:41,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-08-29 22:20:41,744 INFO L87 Difference]: Start difference. First operand 152 states and 303 transitions. Second operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 5 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 22:20:41,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 22:20:41,804 INFO L93 Difference]: Finished difference Result 132 states and 262 transitions. [2021-08-29 22:20:41,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-29 22:20:41,805 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 5 states have internal predecessors, (19), 0 states have call successors, (0), 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 19 [2021-08-29 22:20:41,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 22:20:41,805 INFO L225 Difference]: With dead ends: 132 [2021-08-29 22:20:41,805 INFO L226 Difference]: Without dead ends: 74 [2021-08-29 22:20:41,805 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 11.93ms TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-08-29 22:20:41,806 INFO L928 BasicCegarLoop]: 11 mSDtfsCounter, 38 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 43.98ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 35 SdHoareTripleChecker+Invalid, 70 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.34ms SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 52.76ms IncrementalHoareTripleChecker+Time [2021-08-29 22:20:41,806 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [38 Valid, 35 Invalid, 70 Unknown, 0 Unchecked, 0.34ms Time], IncrementalHoareTripleChecker [9 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 52.76ms Time] [2021-08-29 22:20:41,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2021-08-29 22:20:41,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2021-08-29 22:20:41,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 73 states have (on average 1.9315068493150684) internal successors, (141), 73 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 22:20:41,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 141 transitions. [2021-08-29 22:20:41,808 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 141 transitions. Word has length 19 [2021-08-29 22:20:41,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 22:20:41,808 INFO L470 AbstractCegarLoop]: Abstraction has 74 states and 141 transitions. [2021-08-29 22:20:41,809 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 5 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 22:20:41,809 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 141 transitions. [2021-08-29 22:20:41,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-08-29 22:20:41,809 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 22:20:41,809 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 22:20:41,809 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-08-29 22:20:41,809 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-29 22:20:41,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 22:20:41,810 INFO L82 PathProgramCache]: Analyzing trace with hash -1801375868, now seen corresponding path program 1 times [2021-08-29 22:20:41,810 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 22:20:41,810 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1050149579] [2021-08-29 22:20:41,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 22:20:41,810 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 22:20:41,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-29 22:20:41,865 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-29 22:20:41,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-29 22:20:41,965 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-29 22:20:41,965 INFO L627 BasicCegarLoop]: Counterexample is feasible [2021-08-29 22:20:41,966 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2021-08-29 22:20:41,967 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2021-08-29 22:20:41,967 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2021-08-29 22:20:41,967 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2021-08-29 22:20:41,967 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-08-29 22:20:41,971 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-08-29 22:20:41,971 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-29 22:20:42,034 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.08 10:20:42 BasicIcfg [2021-08-29 22:20:42,034 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-29 22:20:42,034 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-29 22:20:42,035 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-29 22:20:42,035 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-29 22:20:42,035 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 10:20:24" (3/4) ... [2021-08-29 22:20:42,036 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-08-29 22:20:42,095 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-29 22:20:42,095 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-29 22:20:42,095 INFO L158 Benchmark]: Toolchain (without parser) took 19819.31ms. Allocated memory was 60.8MB in the beginning and 281.0MB in the end (delta: 220.2MB). Free memory was 38.5MB in the beginning and 103.2MB in the end (delta: -64.7MB). Peak memory consumption was 155.4MB. Max. memory is 16.1GB. [2021-08-29 22:20:42,096 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 60.8MB. Free memory was 43.4MB in the beginning and 43.4MB in the end (delta: 38.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-08-29 22:20:42,096 INFO L158 Benchmark]: CACSL2BoogieTranslator took 513.12ms. Allocated memory is still 60.8MB. Free memory was 38.3MB in the beginning and 30.0MB in the end (delta: 8.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-08-29 22:20:42,096 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.04ms. Allocated memory is still 60.8MB. Free memory was 29.8MB in the beginning and 26.9MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-08-29 22:20:42,096 INFO L158 Benchmark]: Boogie Preprocessor took 73.45ms. Allocated memory was 60.8MB in the beginning and 79.7MB in the end (delta: 18.9MB). Free memory was 26.9MB in the beginning and 59.8MB in the end (delta: -32.9MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. [2021-08-29 22:20:42,097 INFO L158 Benchmark]: RCFGBuilder took 1088.61ms. Allocated memory was 79.7MB in the beginning and 117.4MB in the end (delta: 37.7MB). Free memory was 59.8MB in the beginning and 61.2MB in the end (delta: -1.3MB). Peak memory consumption was 34.9MB. Max. memory is 16.1GB. [2021-08-29 22:20:42,097 INFO L158 Benchmark]: TraceAbstraction took 17995.90ms. Allocated memory was 117.4MB in the beginning and 281.0MB in the end (delta: 163.6MB). Free memory was 60.4MB in the beginning and 128.4MB in the end (delta: -68.0MB). Peak memory consumption was 94.2MB. Max. memory is 16.1GB. [2021-08-29 22:20:42,097 INFO L158 Benchmark]: Witness Printer took 60.49ms. Allocated memory is still 281.0MB. Free memory was 128.4MB in the beginning and 103.2MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-08-29 22:20:42,098 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 60.8MB. Free memory was 43.4MB in the beginning and 43.4MB in the end (delta: 38.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 513.12ms. Allocated memory is still 60.8MB. Free memory was 38.3MB in the beginning and 30.0MB in the end (delta: 8.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.04ms. Allocated memory is still 60.8MB. Free memory was 29.8MB in the beginning and 26.9MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.45ms. Allocated memory was 60.8MB in the beginning and 79.7MB in the end (delta: 18.9MB). Free memory was 26.9MB in the beginning and 59.8MB in the end (delta: -32.9MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. * RCFGBuilder took 1088.61ms. Allocated memory was 79.7MB in the beginning and 117.4MB in the end (delta: 37.7MB). Free memory was 59.8MB in the beginning and 61.2MB in the end (delta: -1.3MB). Peak memory consumption was 34.9MB. Max. memory is 16.1GB. * TraceAbstraction took 17995.90ms. Allocated memory was 117.4MB in the beginning and 281.0MB in the end (delta: 163.6MB). Free memory was 60.4MB in the beginning and 128.4MB in the end (delta: -68.0MB). Peak memory consumption was 94.2MB. Max. memory is 16.1GB. * Witness Printer took 60.49ms. Allocated memory is still 281.0MB. Free memory was 128.4MB in the beginning and 103.2MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 15122.61ms, 131 PlacesBefore, 35 PlacesAfterwards, 123 TransitionsBefore, 26 TransitionsAfterwards, 1652 CoEnabledTransitionPairs, 8 FixpointIterations, 56 TrivialSequentialCompositions, 43 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 7 ConcurrentYvCompositions, 1 ChoiceCompositions, 107 TotalNumberOfCompositions, 4484 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 2118, positive: 1919, positive conditional: 0, positive unconditional: 1919, negative: 199, negative conditional: 0, negative unconditional: 199, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1099, positive: 1054, positive conditional: 0, positive unconditional: 1054, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1099, positive: 1031, positive conditional: 0, positive unconditional: 1031, negative: 68, negative conditional: 0, negative unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 23, positive conditional: 0, positive unconditional: 23, negative: 44, negative conditional: 0, negative unconditional: 44, unknown: 1, unknown conditional: 0, unknown unconditional: 1] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1232, positive: 20, positive conditional: 0, positive unconditional: 20, negative: 411, negative conditional: 0, negative unconditional: 411, unknown: 801, unknown conditional: 0, unknown unconditional: 801] ], Cache Queries: [ total: 2118, positive: 865, positive conditional: 0, positive unconditional: 865, negative: 154, negative conditional: 0, negative unconditional: 154, unknown: 1099, unknown conditional: 0, unknown unconditional: 1099] , Statistics on independence cache: Total cache size (in pairs): 116, Positive cache size: 96, Positive conditional cache size: 0, Positive unconditional cache size: 96, Negative cache size: 20, Negative conditional cache size: 0, Negative unconditional cache size: 20 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.00ms ErrorAutomatonConstructionTimeTotal, 0.00ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.00ms ErrorAutomatonConstructionTimeAvg, 0.00ms ErrorAutomatonDifferenceTimeAvg, 0.00ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 19]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; [L712] 0 int __unbuffered_p0_EAX = 0; [L713] 0 _Bool __unbuffered_p0_EAX$flush_delayed; [L714] 0 int __unbuffered_p0_EAX$mem_tmp; [L715] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd0; [L716] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd1; [L717] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd2; [L718] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd3; [L719] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd0; [L720] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd1; [L721] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd2; [L722] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd3; [L723] 0 _Bool __unbuffered_p0_EAX$read_delayed; [L724] 0 int *__unbuffered_p0_EAX$read_delayed_var; [L725] 0 int __unbuffered_p0_EAX$w_buff0; [L726] 0 _Bool __unbuffered_p0_EAX$w_buff0_used; [L727] 0 int __unbuffered_p0_EAX$w_buff1; [L728] 0 _Bool __unbuffered_p0_EAX$w_buff1_used; [L730] 0 int __unbuffered_p0_EBX = 0; [L732] 0 int __unbuffered_p2_EAX = 0; [L733] 0 _Bool main$tmp_guard0; [L734] 0 _Bool main$tmp_guard1; [L736] 0 int x = 0; [L738] 0 int y = 0; [L739] 0 _Bool y$flush_delayed; [L740] 0 int y$mem_tmp; [L741] 0 _Bool y$r_buff0_thd0; [L742] 0 _Bool y$r_buff0_thd1; [L743] 0 _Bool y$r_buff0_thd2; [L744] 0 _Bool y$r_buff0_thd3; [L745] 0 _Bool y$r_buff1_thd0; [L746] 0 _Bool y$r_buff1_thd1; [L747] 0 _Bool y$r_buff1_thd2; [L748] 0 _Bool y$r_buff1_thd3; [L749] 0 _Bool y$read_delayed; [L750] 0 int *y$read_delayed_var; [L751] 0 int y$w_buff0; [L752] 0 _Bool y$w_buff0_used; [L753] 0 int y$w_buff1; [L754] 0 _Bool y$w_buff1_used; [L755] 0 _Bool weak$$choice0; [L756] 0 _Bool weak$$choice1; [L757] 0 _Bool weak$$choice2; [L852] 0 pthread_t t1837; [L853] FCALL, FORK 0 pthread_create(&t1837, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y={6:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L854] 0 pthread_t t1838; [L855] FCALL, FORK 0 pthread_create(&t1838, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y={6:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L761] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L762] 1 weak$$choice2 = __VERIFIER_nondet_bool() [L763] 1 y$flush_delayed = weak$$choice2 [L764] EXPR 1 \read(y) [L764] 1 y$mem_tmp = y [L765] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1) [L765] EXPR 1 \read(y) [L765] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1) [L765] 1 y = !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1) [L766] EXPR 1 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)) [L766] 1 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)) [L767] EXPR 1 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)) [L767] 1 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)) [L768] EXPR 1 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used)) [L768] 1 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used)) [L769] EXPR 1 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L769] 1 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L770] EXPR 1 weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1)) [L770] 1 y$r_buff0_thd1 = weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1)) [L771] EXPR 1 weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L771] 1 y$r_buff1_thd1 = weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L772] 1 __unbuffered_p0_EAX$read_delayed = (_Bool)1 [L773] 1 __unbuffered_p0_EAX$read_delayed_var = &y [L774] EXPR 1 \read(y) [L774] 1 __unbuffered_p0_EAX = y [L775] EXPR 1 y$flush_delayed ? y$mem_tmp : y [L775] 1 y = y$flush_delayed ? y$mem_tmp : y [L776] 1 y$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={6:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=7, weak$$choice1=0, weak$$choice2=255, x=0, y={6:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L779] 1 __unbuffered_p0_EBX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={6:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=7, weak$$choice1=0, weak$$choice2=255, x=0, y={6:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L791] 2 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={6:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=7, weak$$choice1=0, weak$$choice2=255, x=1, y={6:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L784] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L786] 1 return 0; [L794] 2 y = 1 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={6:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=7, weak$$choice1=0, weak$$choice2=255, x=1, y={6:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L797] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L797] EXPR 2 y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y [L797] EXPR 2 \read(y) [L797] EXPR 2 y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y [L797] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L797] 2 y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L798] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L798] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L799] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L799] 2 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L800] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L800] 2 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L801] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L801] 2 y$r_buff1_thd2 = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L856] 0 pthread_t t1839; [L857] FCALL, FORK 0 pthread_create(&t1839, ((void *)0), P2, ((void *)0)) VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={6:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=7, weak$$choice1=0, weak$$choice2=255, x=1, y={6:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L811] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L812] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L813] 3 y$flush_delayed = weak$$choice2 [L814] EXPR 3 \read(y) [L814] 3 y$mem_tmp = y [L815] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff1) [L815] EXPR 3 \read(y) [L815] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff1) [L815] 3 y = !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff1) [L816] EXPR 3 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0)) [L816] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0) [L816] EXPR 3 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0)) [L816] 3 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0)) [L817] EXPR 3 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1)) [L817] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1) [L817] EXPR 3 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1)) [L817] 3 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1)) [L818] EXPR 3 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used)) [L818] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used) [L818] EXPR 3 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used)) [L818] 3 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used)) [L819] EXPR 3 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L819] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L819] EXPR 3 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L819] 3 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L820] EXPR 3 weak$$choice2 ? y$r_buff0_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3)) [L820] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3) [L820] EXPR 3 weak$$choice2 ? y$r_buff0_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3)) [L820] 3 y$r_buff0_thd3 = weak$$choice2 ? y$r_buff0_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3)) [L821] EXPR 3 weak$$choice2 ? y$r_buff1_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L821] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L821] EXPR 3 weak$$choice2 ? y$r_buff1_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L821] 3 y$r_buff1_thd3 = weak$$choice2 ? y$r_buff1_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L822] EXPR 3 \read(y) [L822] 3 __unbuffered_p2_EAX = y [L823] EXPR 3 y$flush_delayed ? y$mem_tmp : y [L823] EXPR 3 \read(y) [L823] EXPR 3 y$flush_delayed ? y$mem_tmp : y [L823] 3 y = y$flush_delayed ? y$mem_tmp : y [L824] 3 y$flush_delayed = (_Bool)0 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={6:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice1=0, weak$$choice2=0, x=1, y={6:0}, y$flush_delayed=0, y$mem_tmp=1, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L827] 3 y = 2 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={6:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice1=0, weak$$choice2=0, x=1, y={6:0}, y$flush_delayed=0, y$mem_tmp=1, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L830] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L830] EXPR 3 y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y [L830] EXPR 3 \read(y) [L830] EXPR 3 y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y [L830] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L830] 3 y = y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L831] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L831] 3 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L832] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L832] 3 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L833] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L833] 3 y$r_buff0_thd3 = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L834] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L834] 3 y$r_buff1_thd3 = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L804] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L806] 2 return 0; [L837] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L839] 3 return 0; [L859] 0 main$tmp_guard0 = __unbuffered_cnt == 3 [L4] COND FALSE 0 !(!cond) [L863] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L863] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L863] EXPR 0 \read(y) [L863] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L863] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L863] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L864] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L864] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L865] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L865] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L866] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L866] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L867] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L867] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L870] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L871] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L872] 0 y$flush_delayed = weak$$choice2 [L873] EXPR 0 \read(y) [L873] 0 y$mem_tmp = y [L874] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L874] EXPR 0 \read(y) [L874] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L874] 0 y = !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L875] EXPR 0 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L875] 0 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L876] EXPR 0 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L876] 0 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L877] EXPR 0 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L877] 0 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L878] EXPR 0 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L878] 0 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L879] EXPR 0 weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L879] 0 y$r_buff0_thd0 = weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L880] EXPR 0 weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L880] 0 y$r_buff1_thd0 = weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L881] 0 weak$$choice1 = __VERIFIER_nondet_bool() [L882] EXPR 0 __unbuffered_p0_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX) : __unbuffered_p0_EAX [L882] EXPR 0 weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX [L882] EXPR 0 \read(*__unbuffered_p0_EAX$read_delayed_var) [L882] EXPR 0 weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX [L882] EXPR 0 __unbuffered_p0_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX) : __unbuffered_p0_EAX [L882] 0 __unbuffered_p0_EAX = __unbuffered_p0_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX) : __unbuffered_p0_EAX [L883] EXPR 0 \read(y) [L883] 0 main$tmp_guard1 = !(y == 2 && __unbuffered_p0_EAX == 2 && __unbuffered_p0_EBX == 0 && __unbuffered_p2_EAX == 1) [L884] EXPR 0 y$flush_delayed ? y$mem_tmp : y [L884] 0 y = y$flush_delayed ? y$mem_tmp : y [L885] 0 y$flush_delayed = (_Bool)0 [L19] COND TRUE 0 !expression [L19] 0 reach_error() VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=2, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={6:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=10, weak$$choice1=1, weak$$choice2=255, x=1, y={6:0}, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] - UnprovableResult [Line: 855]: 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: 853]: 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: 857]: 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, 148 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 17763.98ms, OverallIterations: 11, TraceHistogramMax: 1, EmptinessCheckTime: 20.34ms, AutomataDifference: 846.93ms, DeadEndRemovalTime: 0.00ms, HoareAnnotationTime: 0.00ms, InitialAbstractionConstructionTime: 15243.94ms, PartialOrderReductionTime: 0.00ms, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 311 SdHoareTripleChecker+Valid, 555.16ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 311 mSDsluCounter, 386 SdHoareTripleChecker+Invalid, 471.36ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 407 mSDsCounter, 101 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 508 IncrementalHoareTripleChecker+Invalid, 609 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 101 mSolverCounterUnsat, 147 mSDtfsCounter, 508 mSolverCounterSat, 6.78ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 56 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 224.44ms Time, 0.00ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=550occurred in iteration=0, InterpolantAutomatonStates: 54, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.00ms DumpTime, AutomataMinimizationStatistics: 108.19ms AutomataMinimizationTime, 10 MinimizatonAttempts, 38 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 46.53ms SsaConstructionTime, 560.20ms SatisfiabilityAnalysisTime, 628.07ms InterpolantComputationTime, 159 NumberOfCodeBlocks, 159 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 128 ConstructedInterpolants, 0 QuantifiedInterpolants, 878 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 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! [2021-08-29 22:20:42,134 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...