./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/mix025_pso.opt_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ff03de63 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-wmm/mix025_pso.opt_rmo.opt.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3bbcbfea07b4de27a61735028fd08097276598be4815bd7ea5f14ba44ebf2380 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ff03de6 [2021-12-21 15:02:33,830 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 15:02:33,831 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 15:02:33,880 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 15:02:33,880 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 15:02:33,881 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 15:02:33,882 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 15:02:33,883 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 15:02:33,885 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 15:02:33,891 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 15:02:33,892 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 15:02:33,894 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 15:02:33,894 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 15:02:33,896 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 15:02:33,897 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 15:02:33,898 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 15:02:33,900 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 15:02:33,900 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 15:02:33,901 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 15:02:33,905 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 15:02:33,909 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 15:02:33,909 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 15:02:33,910 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 15:02:33,911 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 15:02:33,912 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 15:02:33,916 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 15:02:33,916 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 15:02:33,916 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 15:02:33,917 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 15:02:33,918 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 15:02:33,918 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 15:02:33,918 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 15:02:33,919 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 15:02:33,920 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 15:02:33,921 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 15:02:33,921 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 15:02:33,922 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 15:02:33,922 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 15:02:33,922 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 15:02:33,923 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 15:02:33,923 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 15:02:33,924 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-21 15:02:33,947 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 15:02:33,947 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 15:02:33,947 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 15:02:33,948 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 15:02:33,948 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-21 15:02:33,948 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-21 15:02:33,949 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 15:02:33,949 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 15:02:33,949 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 15:02:33,949 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 15:02:33,950 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-21 15:02:33,950 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-21 15:02:33,950 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-21 15:02:33,950 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 15:02:33,950 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-21 15:02:33,950 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-21 15:02:33,951 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-21 15:02:33,951 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-21 15:02:33,951 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-21 15:02:33,951 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 15:02:33,951 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-21 15:02:33,951 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 15:02:33,951 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 15:02:33,952 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-21 15:02:33,952 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 15:02:33,952 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 15:02:33,952 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-21 15:02:33,952 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-21 15:02:33,952 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-21 15:02:33,952 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-21 15:02:33,953 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-21 15:02:33,953 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-21 15:02:33,953 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-21 15:02:33,953 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 15:02:33,953 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3bbcbfea07b4de27a61735028fd08097276598be4815bd7ea5f14ba44ebf2380 [2021-12-21 15:02:34,155 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 15:02:34,174 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 15:02:34,176 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 15:02:34,177 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 15:02:34,177 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 15:02:34,178 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/mix025_pso.opt_rmo.opt.i [2021-12-21 15:02:34,228 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/996f4f829/12bd42818cf9445e80fd8e7f967e1237/FLAGeea0ac831 [2021-12-21 15:02:34,692 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 15:02:34,693 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix025_pso.opt_rmo.opt.i [2021-12-21 15:02:34,708 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/996f4f829/12bd42818cf9445e80fd8e7f967e1237/FLAGeea0ac831 [2021-12-21 15:02:34,722 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/996f4f829/12bd42818cf9445e80fd8e7f967e1237 [2021-12-21 15:02:34,724 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 15:02:34,725 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 15:02:34,727 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 15:02:34,727 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 15:02:34,729 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 15:02:34,730 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 03:02:34" (1/1) ... [2021-12-21 15:02:34,730 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@181b18fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:02:34, skipping insertion in model container [2021-12-21 15:02:34,731 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 03:02:34" (1/1) ... [2021-12-21 15:02:34,736 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 15:02:34,767 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 15:02:34,918 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix025_pso.opt_rmo.opt.i[999,1012] [2021-12-21 15:02:35,053 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 15:02:35,058 INFO L203 MainTranslator]: Completed pre-run [2021-12-21 15:02:35,067 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix025_pso.opt_rmo.opt.i[999,1012] [2021-12-21 15:02:35,099 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 15:02:35,123 INFO L208 MainTranslator]: Completed translation [2021-12-21 15:02:35,123 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:02:35 WrapperNode [2021-12-21 15:02:35,138 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-21 15:02:35,139 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-21 15:02:35,139 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-21 15:02:35,140 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-21 15:02:35,145 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:02:35" (1/1) ... [2021-12-21 15:02:35,166 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:02:35" (1/1) ... [2021-12-21 15:02:35,198 INFO L137 Inliner]: procedures = 176, calls = 56, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 177 [2021-12-21 15:02:35,198 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-21 15:02:35,199 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-21 15:02:35,199 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-21 15:02:35,199 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-21 15:02:35,208 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:02:35" (1/1) ... [2021-12-21 15:02:35,208 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:02:35" (1/1) ... [2021-12-21 15:02:35,213 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:02:35" (1/1) ... [2021-12-21 15:02:35,213 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:02:35" (1/1) ... [2021-12-21 15:02:35,220 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:02:35" (1/1) ... [2021-12-21 15:02:35,223 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:02:35" (1/1) ... [2021-12-21 15:02:35,224 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:02:35" (1/1) ... [2021-12-21 15:02:35,227 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-21 15:02:35,228 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-21 15:02:35,241 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-21 15:02:35,241 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-21 15:02:35,243 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:02:35" (1/1) ... [2021-12-21 15:02:35,250 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 15:02:35,266 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 15:02:35,296 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-21 15:02:35,303 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-21 15:02:35,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-21 15:02:35,332 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-12-21 15:02:35,332 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-21 15:02:35,332 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-21 15:02:35,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-21 15:02:35,332 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-12-21 15:02:35,333 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-12-21 15:02:35,334 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-12-21 15:02:35,334 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-12-21 15:02:35,334 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-12-21 15:02:35,334 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-12-21 15:02:35,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-21 15:02:35,334 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-12-21 15:02:35,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-21 15:02:35,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-21 15:02:35,336 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-12-21 15:02:35,482 INFO L234 CfgBuilder]: Building ICFG [2021-12-21 15:02:35,484 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-21 15:02:35,906 INFO L275 CfgBuilder]: Performing block encoding [2021-12-21 15:02:36,165 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-21 15:02:36,165 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-21 15:02:36,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 03:02:36 BoogieIcfgContainer [2021-12-21 15:02:36,168 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-21 15:02:36,170 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-21 15:02:36,170 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-21 15:02:36,172 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-21 15:02:36,173 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.12 03:02:34" (1/3) ... [2021-12-21 15:02:36,173 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16b7881b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 03:02:36, skipping insertion in model container [2021-12-21 15:02:36,173 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:02:35" (2/3) ... [2021-12-21 15:02:36,173 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16b7881b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 03:02:36, skipping insertion in model container [2021-12-21 15:02:36,174 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 03:02:36" (3/3) ... [2021-12-21 15:02:36,174 INFO L111 eAbstractionObserver]: Analyzing ICFG mix025_pso.opt_rmo.opt.i [2021-12-21 15:02:36,181 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-12-21 15:02:36,181 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-21 15:02:36,181 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-12-21 15:02:36,182 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-12-21 15:02:36,215 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,216 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,216 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,216 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,216 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,216 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,217 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,217 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,217 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,217 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,218 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,218 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,218 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,218 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,219 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,219 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,219 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,219 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,220 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,220 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,220 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,220 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,221 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,221 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,221 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,221 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,222 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,222 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,222 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,222 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,222 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,222 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,222 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,222 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,223 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,223 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,223 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,223 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,223 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,223 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,223 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,224 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,224 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,224 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,224 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,224 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,226 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,226 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,227 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,227 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,227 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,229 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,229 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,229 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,229 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,229 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,229 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,230 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,230 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,230 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,230 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,230 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,230 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,230 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,230 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,231 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,231 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,231 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,231 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,231 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,232 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,232 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,232 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,232 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,232 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,232 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,232 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,233 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,233 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,234 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,235 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,236 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,236 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,236 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,238 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,239 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,239 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,239 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,239 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,245 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,245 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,245 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,245 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,246 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,246 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,246 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,246 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,247 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,247 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,247 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,248 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,248 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,248 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,248 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,249 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,249 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,249 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,249 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,249 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,249 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,250 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,250 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,250 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,250 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,251 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,251 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,251 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,251 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,252 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,252 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,252 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,252 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,253 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,253 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,253 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,254 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,254 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,255 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,255 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,255 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,255 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,255 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,256 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,256 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,256 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,256 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,256 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,257 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,257 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,257 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,257 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,257 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,258 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,258 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,258 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,258 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,259 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,259 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,263 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,264 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,264 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,264 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,264 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,265 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,266 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,266 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,266 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,266 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,266 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,266 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,267 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,267 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,267 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,268 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,268 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,268 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,268 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,268 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,268 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,268 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,269 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,269 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,269 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,269 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,270 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,270 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,270 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,270 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,270 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,270 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,270 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,270 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,271 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,271 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,271 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,271 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,271 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,271 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,272 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,272 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,272 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,272 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,272 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,272 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,273 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,273 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,273 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-21 15:02:36,273 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-12-21 15:02:36,320 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-21 15:02:36,332 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-21 15:02:36,332 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-12-21 15:02:36,343 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 124 places, 116 transitions, 247 flow [2021-12-21 15:02:36,391 INFO L129 PetriNetUnfolder]: 2/113 cut-off events. [2021-12-21 15:02:36,391 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-12-21 15:02:36,394 INFO L84 FinitePrefix]: Finished finitePrefix Result has 123 conditions, 113 events. 2/113 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 55 event pairs, 0 based on Foata normal form. 0/109 useless extension candidates. Maximal degree in co-relation 73. Up to 2 conditions per place. [2021-12-21 15:02:36,394 INFO L82 GeneralOperation]: Start removeDead. Operand has 124 places, 116 transitions, 247 flow [2021-12-21 15:02:36,398 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 121 places, 113 transitions, 235 flow [2021-12-21 15:02:36,415 INFO L129 PetriNetUnfolder]: 0/59 cut-off events. [2021-12-21 15:02:36,415 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-12-21 15:02:36,416 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-21 15:02:36,416 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 15:02:36,417 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-12-21 15:02:36,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 15:02:36,422 INFO L85 PathProgramCache]: Analyzing trace with hash 1958117325, now seen corresponding path program 1 times [2021-12-21 15:02:36,428 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 15:02:36,428 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [256867570] [2021-12-21 15:02:36,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 15:02:36,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 15:02:36,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:02:36,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 15:02:36,676 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 15:02:36,676 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [256867570] [2021-12-21 15:02:36,677 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [256867570] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 15:02:36,677 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 15:02:36,677 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-21 15:02:36,678 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [544236485] [2021-12-21 15:02:36,678 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 15:02:36,683 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 15:02:36,684 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 15:02:36,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 15:02:36,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 15:02:36,709 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 103 out of 116 [2021-12-21 15:02:36,714 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 121 places, 113 transitions, 235 flow. Second operand has 3 states, 3 states have (on average 104.33333333333333) internal successors, (313), 3 states have internal predecessors, (313), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:02:36,714 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-21 15:02:36,714 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 103 of 116 [2021-12-21 15:02:36,715 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-21 15:02:36,824 INFO L129 PetriNetUnfolder]: 37/224 cut-off events. [2021-12-21 15:02:36,825 INFO L130 PetriNetUnfolder]: For 9/9 co-relation queries the response was YES. [2021-12-21 15:02:36,826 INFO L84 FinitePrefix]: Finished finitePrefix Result has 317 conditions, 224 events. 37/224 cut-off events. For 9/9 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 705 event pairs, 7 based on Foata normal form. 13/221 useless extension candidates. Maximal degree in co-relation 264. Up to 51 conditions per place. [2021-12-21 15:02:36,829 INFO L132 encePairwiseOnDemand]: 111/116 looper letters, 11 selfloop transitions, 2 changer transitions 0/113 dead transitions. [2021-12-21 15:02:36,829 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 121 places, 113 transitions, 264 flow [2021-12-21 15:02:36,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 15:02:36,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-12-21 15:02:36,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 327 transitions. [2021-12-21 15:02:36,839 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9396551724137931 [2021-12-21 15:02:36,840 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 327 transitions. [2021-12-21 15:02:36,840 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 327 transitions. [2021-12-21 15:02:36,843 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-21 15:02:36,845 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 327 transitions. [2021-12-21 15:02:36,848 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 109.0) internal successors, (327), 3 states have internal predecessors, (327), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:02:36,854 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 116.0) internal successors, (464), 4 states have internal predecessors, (464), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:02:36,854 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 116.0) internal successors, (464), 4 states have internal predecessors, (464), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:02:36,856 INFO L186 Difference]: Start difference. First operand has 121 places, 113 transitions, 235 flow. Second operand 3 states and 327 transitions. [2021-12-21 15:02:36,856 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 121 places, 113 transitions, 264 flow [2021-12-21 15:02:36,860 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 118 places, 113 transitions, 260 flow, removed 0 selfloop flow, removed 3 redundant places. [2021-12-21 15:02:36,862 INFO L242 Difference]: Finished difference. Result has 118 places, 109 transitions, 228 flow [2021-12-21 15:02:36,864 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=116, PETRI_DIFFERENCE_MINUEND_FLOW=224, PETRI_DIFFERENCE_MINUEND_PLACES=116, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=109, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=107, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=228, PETRI_PLACES=118, PETRI_TRANSITIONS=109} [2021-12-21 15:02:36,868 INFO L334 CegarLoopForPetriNet]: 121 programPoint places, -3 predicate places. [2021-12-21 15:02:36,868 INFO L470 AbstractCegarLoop]: Abstraction has has 118 places, 109 transitions, 228 flow [2021-12-21 15:02:36,869 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 104.33333333333333) internal successors, (313), 3 states have internal predecessors, (313), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:02:36,869 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-21 15:02:36,869 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 15:02:36,869 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-21 15:02:36,870 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-12-21 15:02:36,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 15:02:36,871 INFO L85 PathProgramCache]: Analyzing trace with hash -566480303, now seen corresponding path program 1 times [2021-12-21 15:02:36,871 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 15:02:36,871 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1727099188] [2021-12-21 15:02:36,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 15:02:36,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 15:02:36,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:02:37,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 15:02:37,075 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 15:02:37,076 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1727099188] [2021-12-21 15:02:37,076 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1727099188] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 15:02:37,076 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 15:02:37,076 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-21 15:02:37,076 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [845823733] [2021-12-21 15:02:37,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 15:02:37,077 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-21 15:02:37,078 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 15:02:37,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-21 15:02:37,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-21 15:02:37,080 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 89 out of 116 [2021-12-21 15:02:37,081 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 118 places, 109 transitions, 228 flow. Second operand has 6 states, 6 states have (on average 91.33333333333333) internal successors, (548), 6 states have internal predecessors, (548), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:02:37,081 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-21 15:02:37,081 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 89 of 116 [2021-12-21 15:02:37,081 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-21 15:02:37,667 INFO L129 PetriNetUnfolder]: 1304/3562 cut-off events. [2021-12-21 15:02:37,668 INFO L130 PetriNetUnfolder]: For 126/126 co-relation queries the response was YES. [2021-12-21 15:02:37,676 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5769 conditions, 3562 events. 1304/3562 cut-off events. For 126/126 co-relation queries the response was YES. Maximal size of possible extension queue 198. Compared 30189 event pairs, 242 based on Foata normal form. 0/3447 useless extension candidates. Maximal degree in co-relation 5713. Up to 924 conditions per place. [2021-12-21 15:02:37,683 INFO L132 encePairwiseOnDemand]: 104/116 looper letters, 29 selfloop transitions, 8 changer transitions 70/182 dead transitions. [2021-12-21 15:02:37,684 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 126 places, 182 transitions, 584 flow [2021-12-21 15:02:37,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-21 15:02:37,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-12-21 15:02:37,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 899 transitions. [2021-12-21 15:02:37,687 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8611111111111112 [2021-12-21 15:02:37,687 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 899 transitions. [2021-12-21 15:02:37,687 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 899 transitions. [2021-12-21 15:02:37,688 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-21 15:02:37,688 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 899 transitions. [2021-12-21 15:02:37,690 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 99.88888888888889) internal successors, (899), 9 states have internal predecessors, (899), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:02:37,692 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 116.0) internal successors, (1160), 10 states have internal predecessors, (1160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:02:37,693 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 116.0) internal successors, (1160), 10 states have internal predecessors, (1160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:02:37,693 INFO L186 Difference]: Start difference. First operand has 118 places, 109 transitions, 228 flow. Second operand 9 states and 899 transitions. [2021-12-21 15:02:37,693 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 126 places, 182 transitions, 584 flow [2021-12-21 15:02:37,695 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 124 places, 182 transitions, 566 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-12-21 15:02:37,697 INFO L242 Difference]: Finished difference. Result has 132 places, 102 transitions, 296 flow [2021-12-21 15:02:37,697 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=116, PETRI_DIFFERENCE_MINUEND_FLOW=224, PETRI_DIFFERENCE_MINUEND_PLACES=116, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=109, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=101, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=296, PETRI_PLACES=132, PETRI_TRANSITIONS=102} [2021-12-21 15:02:37,698 INFO L334 CegarLoopForPetriNet]: 121 programPoint places, 11 predicate places. [2021-12-21 15:02:37,698 INFO L470 AbstractCegarLoop]: Abstraction has has 132 places, 102 transitions, 296 flow [2021-12-21 15:02:37,698 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 91.33333333333333) internal successors, (548), 6 states have internal predecessors, (548), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:02:37,698 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-21 15:02:37,699 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 15:02:37,699 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-21 15:02:37,699 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-12-21 15:02:37,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 15:02:37,700 INFO L85 PathProgramCache]: Analyzing trace with hash -180533774, now seen corresponding path program 1 times [2021-12-21 15:02:37,700 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 15:02:37,700 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1166421199] [2021-12-21 15:02:37,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 15:02:37,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 15:02:37,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:02:37,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 15:02:37,808 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 15:02:37,808 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1166421199] [2021-12-21 15:02:37,808 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1166421199] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 15:02:37,808 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 15:02:37,809 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-21 15:02:37,809 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913308160] [2021-12-21 15:02:37,821 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 15:02:37,821 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-21 15:02:37,822 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 15:02:37,822 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-21 15:02:37,822 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-21 15:02:37,823 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 95 out of 116 [2021-12-21 15:02:37,824 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 132 places, 102 transitions, 296 flow. Second operand has 6 states, 6 states have (on average 96.83333333333333) internal successors, (581), 6 states have internal predecessors, (581), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:02:37,824 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-21 15:02:37,824 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 95 of 116 [2021-12-21 15:02:37,824 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-21 15:02:38,196 INFO L129 PetriNetUnfolder]: 685/1574 cut-off events. [2021-12-21 15:02:38,196 INFO L130 PetriNetUnfolder]: For 2516/2610 co-relation queries the response was YES. [2021-12-21 15:02:38,200 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4536 conditions, 1574 events. 685/1574 cut-off events. For 2516/2610 co-relation queries the response was YES. Maximal size of possible extension queue 139. Compared 10693 event pairs, 179 based on Foata normal form. 75/1562 useless extension candidates. Maximal degree in co-relation 4471. Up to 507 conditions per place. [2021-12-21 15:02:38,205 INFO L132 encePairwiseOnDemand]: 110/116 looper letters, 20 selfloop transitions, 3 changer transitions 40/147 dead transitions. [2021-12-21 15:02:38,205 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 122 places, 147 transitions, 650 flow [2021-12-21 15:02:38,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-21 15:02:38,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-12-21 15:02:38,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 908 transitions. [2021-12-21 15:02:38,207 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8697318007662835 [2021-12-21 15:02:38,208 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 908 transitions. [2021-12-21 15:02:38,208 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 908 transitions. [2021-12-21 15:02:38,208 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-21 15:02:38,208 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 908 transitions. [2021-12-21 15:02:38,210 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 100.88888888888889) internal successors, (908), 9 states have internal predecessors, (908), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:02:38,212 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 116.0) internal successors, (1160), 10 states have internal predecessors, (1160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:02:38,212 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 116.0) internal successors, (1160), 10 states have internal predecessors, (1160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:02:38,212 INFO L186 Difference]: Start difference. First operand has 132 places, 102 transitions, 296 flow. Second operand 9 states and 908 transitions. [2021-12-21 15:02:38,212 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 122 places, 147 transitions, 650 flow [2021-12-21 15:02:38,218 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 120 places, 147 transitions, 598 flow, removed 8 selfloop flow, removed 2 redundant places. [2021-12-21 15:02:38,219 INFO L242 Difference]: Finished difference. Result has 127 places, 102 transitions, 295 flow [2021-12-21 15:02:38,220 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=116, PETRI_DIFFERENCE_MINUEND_FLOW=272, PETRI_DIFFERENCE_MINUEND_PLACES=112, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=102, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=99, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=295, PETRI_PLACES=127, PETRI_TRANSITIONS=102} [2021-12-21 15:02:38,220 INFO L334 CegarLoopForPetriNet]: 121 programPoint places, 6 predicate places. [2021-12-21 15:02:38,220 INFO L470 AbstractCegarLoop]: Abstraction has has 127 places, 102 transitions, 295 flow [2021-12-21 15:02:38,221 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 96.83333333333333) internal successors, (581), 6 states have internal predecessors, (581), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:02:38,221 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-21 15:02:38,221 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 15:02:38,221 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-21 15:02:38,221 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-12-21 15:02:38,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 15:02:38,222 INFO L85 PathProgramCache]: Analyzing trace with hash 122241685, now seen corresponding path program 1 times [2021-12-21 15:02:38,222 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 15:02:38,222 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [595732244] [2021-12-21 15:02:38,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 15:02:38,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 15:02:38,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:02:38,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 15:02:38,296 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 15:02:38,297 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [595732244] [2021-12-21 15:02:38,297 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [595732244] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 15:02:38,297 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 15:02:38,297 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-21 15:02:38,297 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1165530085] [2021-12-21 15:02:38,297 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 15:02:38,298 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-21 15:02:38,298 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 15:02:38,298 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-21 15:02:38,298 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-21 15:02:38,299 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 93 out of 116 [2021-12-21 15:02:38,300 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 127 places, 102 transitions, 295 flow. Second operand has 6 states, 6 states have (on average 94.83333333333333) internal successors, (569), 6 states have internal predecessors, (569), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:02:38,300 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-21 15:02:38,300 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 93 of 116 [2021-12-21 15:02:38,300 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-21 15:02:38,600 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([899] L810-->L817: Formula: (let ((.cse10 (= (mod v_~x$w_buff0_used~0_293 256) 0)) (.cse11 (= (mod v_~x$r_buff1_thd3~0_62 256) 0)) (.cse13 (= (mod v_~x$w_buff1_used~0_210 256) 0)) (.cse12 (= (mod v_~x$r_buff0_thd3~0_70 256) 0)) (.cse14 (= 0 (mod v_~x$w_buff0_used~0_294 256)))) (let ((.cse7 (not .cse14)) (.cse6 (or .cse14 .cse12)) (.cse3 (not .cse13)) (.cse0 (or .cse13 .cse11)) (.cse2 (not .cse11)) (.cse4 (not .cse10)) (.cse5 (not .cse12)) (.cse1 (or .cse10 .cse12))) (and (or (and .cse0 .cse1 (= v_~x$w_buff1_used~0_210 v_~x$w_buff1_used~0_209)) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~x$w_buff1_used~0_209 0))) (or (and (= v_~x$w_buff0_used~0_294 v_~x$w_buff0_used~0_293) .cse6) (and (= v_~x$w_buff0_used~0_293 0) .cse7 .cse5)) (or (and .cse7 (= v_~x~0_80 v_~x$w_buff0~0_57) .cse5 (= |v_P2_#t~ite32_31| |v_P2Thread1of1ForFork1_#t~ite32_1|)) (and (= |v_P2_#t~ite32_31| v_~x~0_80) .cse6 (or (and (= |v_P2_#t~ite32_31| v_~x$w_buff1~0_50) .cse2 .cse3) (and .cse0 (= |v_P2_#t~ite32_31| v_~x~0_81))))) (let ((.cse9 (= (mod v_~x$r_buff0_thd3~0_69 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_209 256) 0))) (or (and (or (and (not .cse8) .cse2) (and .cse4 (not .cse9))) (= v_~x$r_buff1_thd3~0_61 0)) (and (or .cse9 .cse10) (or .cse11 .cse8) (= v_~x$r_buff1_thd3~0_62 v_~x$r_buff1_thd3~0_61)))) (or (and .cse4 (= v_~x$r_buff0_thd3~0_69 0) .cse5) (and .cse1 (= v_~x$r_buff0_thd3~0_70 v_~x$r_buff0_thd3~0_69)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_57, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_62, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_210, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_70, ~x~0=v_~x~0_81, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_57, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_61, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_209, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_69, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~x~0=v_~x~0_80} AuxVars[|v_P2_#t~ite32_31|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, P2Thread1of1ForFork1_#t~ite37, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, P2Thread1of1ForFork1_#t~ite33, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][110], [75#L4true, 9#L763true, 191#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 163#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 158#(= ~__unbuffered_p2_EAX~0 0), Black: 146#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 156#true, Black: 140#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 133#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), 21#L817true, Black: 134#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P0Thread1of1ForFork2InUse, Black: 142#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork0InUse, 68#P1ENTRYtrue, P2Thread1of1ForFork1InUse]) [2021-12-21 15:02:38,600 INFO L384 tUnfolder$Statistics]: this new event has 73 ancestors and is cut-off event [2021-12-21 15:02:38,601 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2021-12-21 15:02:38,601 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2021-12-21 15:02:38,601 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2021-12-21 15:02:38,631 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([899] L810-->L817: Formula: (let ((.cse10 (= (mod v_~x$w_buff0_used~0_293 256) 0)) (.cse11 (= (mod v_~x$r_buff1_thd3~0_62 256) 0)) (.cse13 (= (mod v_~x$w_buff1_used~0_210 256) 0)) (.cse12 (= (mod v_~x$r_buff0_thd3~0_70 256) 0)) (.cse14 (= 0 (mod v_~x$w_buff0_used~0_294 256)))) (let ((.cse7 (not .cse14)) (.cse6 (or .cse14 .cse12)) (.cse3 (not .cse13)) (.cse0 (or .cse13 .cse11)) (.cse2 (not .cse11)) (.cse4 (not .cse10)) (.cse5 (not .cse12)) (.cse1 (or .cse10 .cse12))) (and (or (and .cse0 .cse1 (= v_~x$w_buff1_used~0_210 v_~x$w_buff1_used~0_209)) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~x$w_buff1_used~0_209 0))) (or (and (= v_~x$w_buff0_used~0_294 v_~x$w_buff0_used~0_293) .cse6) (and (= v_~x$w_buff0_used~0_293 0) .cse7 .cse5)) (or (and .cse7 (= v_~x~0_80 v_~x$w_buff0~0_57) .cse5 (= |v_P2_#t~ite32_31| |v_P2Thread1of1ForFork1_#t~ite32_1|)) (and (= |v_P2_#t~ite32_31| v_~x~0_80) .cse6 (or (and (= |v_P2_#t~ite32_31| v_~x$w_buff1~0_50) .cse2 .cse3) (and .cse0 (= |v_P2_#t~ite32_31| v_~x~0_81))))) (let ((.cse9 (= (mod v_~x$r_buff0_thd3~0_69 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_209 256) 0))) (or (and (or (and (not .cse8) .cse2) (and .cse4 (not .cse9))) (= v_~x$r_buff1_thd3~0_61 0)) (and (or .cse9 .cse10) (or .cse11 .cse8) (= v_~x$r_buff1_thd3~0_62 v_~x$r_buff1_thd3~0_61)))) (or (and .cse4 (= v_~x$r_buff0_thd3~0_69 0) .cse5) (and .cse1 (= v_~x$r_buff0_thd3~0_70 v_~x$r_buff0_thd3~0_69)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_57, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_62, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_210, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_70, ~x~0=v_~x~0_81, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_57, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_61, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_209, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_69, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~x~0=v_~x~0_80} AuxVars[|v_P2_#t~ite32_31|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, P2Thread1of1ForFork1_#t~ite37, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, P2Thread1of1ForFork1_#t~ite33, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][95], [9#L763true, 189#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 59#L3true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 163#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 158#(= ~__unbuffered_p2_EAX~0 0), Black: 146#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 156#true, Black: 140#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 133#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), 21#L817true, Black: 134#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), P0Thread1of1ForFork2InUse, Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 93#L784true, Black: 142#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork0InUse, P2Thread1of1ForFork1InUse]) [2021-12-21 15:02:38,631 INFO L384 tUnfolder$Statistics]: this new event has 74 ancestors and is cut-off event [2021-12-21 15:02:38,631 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2021-12-21 15:02:38,632 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2021-12-21 15:02:38,632 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2021-12-21 15:02:38,634 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([899] L810-->L817: Formula: (let ((.cse10 (= (mod v_~x$w_buff0_used~0_293 256) 0)) (.cse11 (= (mod v_~x$r_buff1_thd3~0_62 256) 0)) (.cse13 (= (mod v_~x$w_buff1_used~0_210 256) 0)) (.cse12 (= (mod v_~x$r_buff0_thd3~0_70 256) 0)) (.cse14 (= 0 (mod v_~x$w_buff0_used~0_294 256)))) (let ((.cse7 (not .cse14)) (.cse6 (or .cse14 .cse12)) (.cse3 (not .cse13)) (.cse0 (or .cse13 .cse11)) (.cse2 (not .cse11)) (.cse4 (not .cse10)) (.cse5 (not .cse12)) (.cse1 (or .cse10 .cse12))) (and (or (and .cse0 .cse1 (= v_~x$w_buff1_used~0_210 v_~x$w_buff1_used~0_209)) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~x$w_buff1_used~0_209 0))) (or (and (= v_~x$w_buff0_used~0_294 v_~x$w_buff0_used~0_293) .cse6) (and (= v_~x$w_buff0_used~0_293 0) .cse7 .cse5)) (or (and .cse7 (= v_~x~0_80 v_~x$w_buff0~0_57) .cse5 (= |v_P2_#t~ite32_31| |v_P2Thread1of1ForFork1_#t~ite32_1|)) (and (= |v_P2_#t~ite32_31| v_~x~0_80) .cse6 (or (and (= |v_P2_#t~ite32_31| v_~x$w_buff1~0_50) .cse2 .cse3) (and .cse0 (= |v_P2_#t~ite32_31| v_~x~0_81))))) (let ((.cse9 (= (mod v_~x$r_buff0_thd3~0_69 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_209 256) 0))) (or (and (or (and (not .cse8) .cse2) (and .cse4 (not .cse9))) (= v_~x$r_buff1_thd3~0_61 0)) (and (or .cse9 .cse10) (or .cse11 .cse8) (= v_~x$r_buff1_thd3~0_62 v_~x$r_buff1_thd3~0_61)))) (or (and .cse4 (= v_~x$r_buff0_thd3~0_69 0) .cse5) (and .cse1 (= v_~x$r_buff0_thd3~0_70 v_~x$r_buff0_thd3~0_69)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_57, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_62, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_210, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_70, ~x~0=v_~x~0_81, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_57, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_61, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_209, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_69, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~x~0=v_~x~0_80} AuxVars[|v_P2_#t~ite32_31|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, P2Thread1of1ForFork1_#t~ite37, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, P2Thread1of1ForFork1_#t~ite33, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][110], [9#L763true, 80#L4-1true, 191#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 163#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 158#(= ~__unbuffered_p2_EAX~0 0), Black: 146#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 156#true, Black: 140#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 133#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 134#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 21#L817true, P0Thread1of1ForFork2InUse, Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 142#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork0InUse, 68#P1ENTRYtrue, P2Thread1of1ForFork1InUse]) [2021-12-21 15:02:38,634 INFO L384 tUnfolder$Statistics]: this new event has 74 ancestors and is cut-off event [2021-12-21 15:02:38,634 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2021-12-21 15:02:38,634 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2021-12-21 15:02:38,634 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2021-12-21 15:02:38,635 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([899] L810-->L817: Formula: (let ((.cse10 (= (mod v_~x$w_buff0_used~0_293 256) 0)) (.cse11 (= (mod v_~x$r_buff1_thd3~0_62 256) 0)) (.cse13 (= (mod v_~x$w_buff1_used~0_210 256) 0)) (.cse12 (= (mod v_~x$r_buff0_thd3~0_70 256) 0)) (.cse14 (= 0 (mod v_~x$w_buff0_used~0_294 256)))) (let ((.cse7 (not .cse14)) (.cse6 (or .cse14 .cse12)) (.cse3 (not .cse13)) (.cse0 (or .cse13 .cse11)) (.cse2 (not .cse11)) (.cse4 (not .cse10)) (.cse5 (not .cse12)) (.cse1 (or .cse10 .cse12))) (and (or (and .cse0 .cse1 (= v_~x$w_buff1_used~0_210 v_~x$w_buff1_used~0_209)) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~x$w_buff1_used~0_209 0))) (or (and (= v_~x$w_buff0_used~0_294 v_~x$w_buff0_used~0_293) .cse6) (and (= v_~x$w_buff0_used~0_293 0) .cse7 .cse5)) (or (and .cse7 (= v_~x~0_80 v_~x$w_buff0~0_57) .cse5 (= |v_P2_#t~ite32_31| |v_P2Thread1of1ForFork1_#t~ite32_1|)) (and (= |v_P2_#t~ite32_31| v_~x~0_80) .cse6 (or (and (= |v_P2_#t~ite32_31| v_~x$w_buff1~0_50) .cse2 .cse3) (and .cse0 (= |v_P2_#t~ite32_31| v_~x~0_81))))) (let ((.cse9 (= (mod v_~x$r_buff0_thd3~0_69 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_209 256) 0))) (or (and (or (and (not .cse8) .cse2) (and .cse4 (not .cse9))) (= v_~x$r_buff1_thd3~0_61 0)) (and (or .cse9 .cse10) (or .cse11 .cse8) (= v_~x$r_buff1_thd3~0_62 v_~x$r_buff1_thd3~0_61)))) (or (and .cse4 (= v_~x$r_buff0_thd3~0_69 0) .cse5) (and .cse1 (= v_~x$r_buff0_thd3~0_70 v_~x$r_buff0_thd3~0_69)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_57, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_62, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_210, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_70, ~x~0=v_~x~0_81, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_57, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_61, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_209, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_69, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~x~0=v_~x~0_80} AuxVars[|v_P2_#t~ite32_31|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, P2Thread1of1ForFork1_#t~ite37, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, P2Thread1of1ForFork1_#t~ite33, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][137], [75#L4true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 57#L768true, Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 163#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 158#(= ~__unbuffered_p2_EAX~0 0), Black: 146#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 156#true, Black: 140#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 195#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 133#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 134#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 21#L817true, Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P0Thread1of1ForFork2InUse, Black: 142#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork0InUse, 68#P1ENTRYtrue, P2Thread1of1ForFork1InUse]) [2021-12-21 15:02:38,635 INFO L384 tUnfolder$Statistics]: this new event has 74 ancestors and is cut-off event [2021-12-21 15:02:38,635 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2021-12-21 15:02:38,635 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2021-12-21 15:02:38,635 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2021-12-21 15:02:38,666 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([899] L810-->L817: Formula: (let ((.cse10 (= (mod v_~x$w_buff0_used~0_293 256) 0)) (.cse11 (= (mod v_~x$r_buff1_thd3~0_62 256) 0)) (.cse13 (= (mod v_~x$w_buff1_used~0_210 256) 0)) (.cse12 (= (mod v_~x$r_buff0_thd3~0_70 256) 0)) (.cse14 (= 0 (mod v_~x$w_buff0_used~0_294 256)))) (let ((.cse7 (not .cse14)) (.cse6 (or .cse14 .cse12)) (.cse3 (not .cse13)) (.cse0 (or .cse13 .cse11)) (.cse2 (not .cse11)) (.cse4 (not .cse10)) (.cse5 (not .cse12)) (.cse1 (or .cse10 .cse12))) (and (or (and .cse0 .cse1 (= v_~x$w_buff1_used~0_210 v_~x$w_buff1_used~0_209)) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~x$w_buff1_used~0_209 0))) (or (and (= v_~x$w_buff0_used~0_294 v_~x$w_buff0_used~0_293) .cse6) (and (= v_~x$w_buff0_used~0_293 0) .cse7 .cse5)) (or (and .cse7 (= v_~x~0_80 v_~x$w_buff0~0_57) .cse5 (= |v_P2_#t~ite32_31| |v_P2Thread1of1ForFork1_#t~ite32_1|)) (and (= |v_P2_#t~ite32_31| v_~x~0_80) .cse6 (or (and (= |v_P2_#t~ite32_31| v_~x$w_buff1~0_50) .cse2 .cse3) (and .cse0 (= |v_P2_#t~ite32_31| v_~x~0_81))))) (let ((.cse9 (= (mod v_~x$r_buff0_thd3~0_69 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_209 256) 0))) (or (and (or (and (not .cse8) .cse2) (and .cse4 (not .cse9))) (= v_~x$r_buff1_thd3~0_61 0)) (and (or .cse9 .cse10) (or .cse11 .cse8) (= v_~x$r_buff1_thd3~0_62 v_~x$r_buff1_thd3~0_61)))) (or (and .cse4 (= v_~x$r_buff0_thd3~0_69 0) .cse5) (and .cse1 (= v_~x$r_buff0_thd3~0_70 v_~x$r_buff0_thd3~0_69)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_57, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_62, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_210, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_70, ~x~0=v_~x~0_81, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_57, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_61, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_209, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_69, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~x~0=v_~x~0_80} AuxVars[|v_P2_#t~ite32_31|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, P2Thread1of1ForFork1_#t~ite37, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, P2Thread1of1ForFork1_#t~ite33, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][110], [75#L4true, 9#L763true, 191#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 163#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 158#(= ~__unbuffered_p2_EAX~0 0), Black: 146#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 156#true, Black: 140#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 133#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), 21#L817true, Black: 134#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), P0Thread1of1ForFork2InUse, Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 93#L784true, Black: 142#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork0InUse, P2Thread1of1ForFork1InUse]) [2021-12-21 15:02:38,667 INFO L384 tUnfolder$Statistics]: this new event has 75 ancestors and is cut-off event [2021-12-21 15:02:38,667 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2021-12-21 15:02:38,667 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2021-12-21 15:02:38,667 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2021-12-21 15:02:38,668 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([899] L810-->L817: Formula: (let ((.cse10 (= (mod v_~x$w_buff0_used~0_293 256) 0)) (.cse11 (= (mod v_~x$r_buff1_thd3~0_62 256) 0)) (.cse13 (= (mod v_~x$w_buff1_used~0_210 256) 0)) (.cse12 (= (mod v_~x$r_buff0_thd3~0_70 256) 0)) (.cse14 (= 0 (mod v_~x$w_buff0_used~0_294 256)))) (let ((.cse7 (not .cse14)) (.cse6 (or .cse14 .cse12)) (.cse3 (not .cse13)) (.cse0 (or .cse13 .cse11)) (.cse2 (not .cse11)) (.cse4 (not .cse10)) (.cse5 (not .cse12)) (.cse1 (or .cse10 .cse12))) (and (or (and .cse0 .cse1 (= v_~x$w_buff1_used~0_210 v_~x$w_buff1_used~0_209)) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~x$w_buff1_used~0_209 0))) (or (and (= v_~x$w_buff0_used~0_294 v_~x$w_buff0_used~0_293) .cse6) (and (= v_~x$w_buff0_used~0_293 0) .cse7 .cse5)) (or (and .cse7 (= v_~x~0_80 v_~x$w_buff0~0_57) .cse5 (= |v_P2_#t~ite32_31| |v_P2Thread1of1ForFork1_#t~ite32_1|)) (and (= |v_P2_#t~ite32_31| v_~x~0_80) .cse6 (or (and (= |v_P2_#t~ite32_31| v_~x$w_buff1~0_50) .cse2 .cse3) (and .cse0 (= |v_P2_#t~ite32_31| v_~x~0_81))))) (let ((.cse9 (= (mod v_~x$r_buff0_thd3~0_69 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_209 256) 0))) (or (and (or (and (not .cse8) .cse2) (and .cse4 (not .cse9))) (= v_~x$r_buff1_thd3~0_61 0)) (and (or .cse9 .cse10) (or .cse11 .cse8) (= v_~x$r_buff1_thd3~0_62 v_~x$r_buff1_thd3~0_61)))) (or (and .cse4 (= v_~x$r_buff0_thd3~0_69 0) .cse5) (and .cse1 (= v_~x$r_buff0_thd3~0_70 v_~x$r_buff0_thd3~0_69)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_57, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_62, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_210, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_70, ~x~0=v_~x~0_81, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_57, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_61, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_209, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_69, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~x~0=v_~x~0_80} AuxVars[|v_P2_#t~ite32_31|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, P2Thread1of1ForFork1_#t~ite37, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, P2Thread1of1ForFork1_#t~ite33, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][127], [193#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 59#L3true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), 57#L768true, Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 163#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 158#(= ~__unbuffered_p2_EAX~0 0), Black: 146#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 156#true, Black: 140#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 133#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), 21#L817true, Black: 134#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), P0Thread1of1ForFork2InUse, Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 93#L784true, Black: 142#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork0InUse, P2Thread1of1ForFork1InUse]) [2021-12-21 15:02:38,668 INFO L384 tUnfolder$Statistics]: this new event has 75 ancestors and is cut-off event [2021-12-21 15:02:38,668 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2021-12-21 15:02:38,668 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2021-12-21 15:02:38,668 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2021-12-21 15:02:38,670 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([899] L810-->L817: Formula: (let ((.cse10 (= (mod v_~x$w_buff0_used~0_293 256) 0)) (.cse11 (= (mod v_~x$r_buff1_thd3~0_62 256) 0)) (.cse13 (= (mod v_~x$w_buff1_used~0_210 256) 0)) (.cse12 (= (mod v_~x$r_buff0_thd3~0_70 256) 0)) (.cse14 (= 0 (mod v_~x$w_buff0_used~0_294 256)))) (let ((.cse7 (not .cse14)) (.cse6 (or .cse14 .cse12)) (.cse3 (not .cse13)) (.cse0 (or .cse13 .cse11)) (.cse2 (not .cse11)) (.cse4 (not .cse10)) (.cse5 (not .cse12)) (.cse1 (or .cse10 .cse12))) (and (or (and .cse0 .cse1 (= v_~x$w_buff1_used~0_210 v_~x$w_buff1_used~0_209)) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~x$w_buff1_used~0_209 0))) (or (and (= v_~x$w_buff0_used~0_294 v_~x$w_buff0_used~0_293) .cse6) (and (= v_~x$w_buff0_used~0_293 0) .cse7 .cse5)) (or (and .cse7 (= v_~x~0_80 v_~x$w_buff0~0_57) .cse5 (= |v_P2_#t~ite32_31| |v_P2Thread1of1ForFork1_#t~ite32_1|)) (and (= |v_P2_#t~ite32_31| v_~x~0_80) .cse6 (or (and (= |v_P2_#t~ite32_31| v_~x$w_buff1~0_50) .cse2 .cse3) (and .cse0 (= |v_P2_#t~ite32_31| v_~x~0_81))))) (let ((.cse9 (= (mod v_~x$r_buff0_thd3~0_69 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_209 256) 0))) (or (and (or (and (not .cse8) .cse2) (and .cse4 (not .cse9))) (= v_~x$r_buff1_thd3~0_61 0)) (and (or .cse9 .cse10) (or .cse11 .cse8) (= v_~x$r_buff1_thd3~0_62 v_~x$r_buff1_thd3~0_61)))) (or (and .cse4 (= v_~x$r_buff0_thd3~0_69 0) .cse5) (and .cse1 (= v_~x$r_buff0_thd3~0_70 v_~x$r_buff0_thd3~0_69)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_57, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_62, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_210, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_70, ~x~0=v_~x~0_81, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_57, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_61, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_209, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_69, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~x~0=v_~x~0_80} AuxVars[|v_P2_#t~ite32_31|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, P2Thread1of1ForFork1_#t~ite37, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, P2Thread1of1ForFork1_#t~ite33, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][137], [80#L4-1true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 57#L768true, Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 163#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 158#(= ~__unbuffered_p2_EAX~0 0), Black: 146#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 156#true, Black: 140#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 195#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 133#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), 21#L817true, Black: 134#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), P0Thread1of1ForFork2InUse, Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 142#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork0InUse, 68#P1ENTRYtrue, P2Thread1of1ForFork1InUse]) [2021-12-21 15:02:38,670 INFO L384 tUnfolder$Statistics]: this new event has 75 ancestors and is cut-off event [2021-12-21 15:02:38,670 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2021-12-21 15:02:38,670 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2021-12-21 15:02:38,670 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2021-12-21 15:02:38,702 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([899] L810-->L817: Formula: (let ((.cse10 (= (mod v_~x$w_buff0_used~0_293 256) 0)) (.cse11 (= (mod v_~x$r_buff1_thd3~0_62 256) 0)) (.cse13 (= (mod v_~x$w_buff1_used~0_210 256) 0)) (.cse12 (= (mod v_~x$r_buff0_thd3~0_70 256) 0)) (.cse14 (= 0 (mod v_~x$w_buff0_used~0_294 256)))) (let ((.cse7 (not .cse14)) (.cse6 (or .cse14 .cse12)) (.cse3 (not .cse13)) (.cse0 (or .cse13 .cse11)) (.cse2 (not .cse11)) (.cse4 (not .cse10)) (.cse5 (not .cse12)) (.cse1 (or .cse10 .cse12))) (and (or (and .cse0 .cse1 (= v_~x$w_buff1_used~0_210 v_~x$w_buff1_used~0_209)) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~x$w_buff1_used~0_209 0))) (or (and (= v_~x$w_buff0_used~0_294 v_~x$w_buff0_used~0_293) .cse6) (and (= v_~x$w_buff0_used~0_293 0) .cse7 .cse5)) (or (and .cse7 (= v_~x~0_80 v_~x$w_buff0~0_57) .cse5 (= |v_P2_#t~ite32_31| |v_P2Thread1of1ForFork1_#t~ite32_1|)) (and (= |v_P2_#t~ite32_31| v_~x~0_80) .cse6 (or (and (= |v_P2_#t~ite32_31| v_~x$w_buff1~0_50) .cse2 .cse3) (and .cse0 (= |v_P2_#t~ite32_31| v_~x~0_81))))) (let ((.cse9 (= (mod v_~x$r_buff0_thd3~0_69 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_209 256) 0))) (or (and (or (and (not .cse8) .cse2) (and .cse4 (not .cse9))) (= v_~x$r_buff1_thd3~0_61 0)) (and (or .cse9 .cse10) (or .cse11 .cse8) (= v_~x$r_buff1_thd3~0_62 v_~x$r_buff1_thd3~0_61)))) (or (and .cse4 (= v_~x$r_buff0_thd3~0_69 0) .cse5) (and .cse1 (= v_~x$r_buff0_thd3~0_70 v_~x$r_buff0_thd3~0_69)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_57, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_62, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_210, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_70, ~x~0=v_~x~0_81, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_57, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_61, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_209, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_69, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~x~0=v_~x~0_80} AuxVars[|v_P2_#t~ite32_31|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, P2Thread1of1ForFork1_#t~ite37, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, P2Thread1of1ForFork1_#t~ite33, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][110], [9#L763true, 80#L4-1true, 191#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 163#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 158#(= ~__unbuffered_p2_EAX~0 0), Black: 146#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 156#true, Black: 140#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 133#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), 21#L817true, Black: 134#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), P0Thread1of1ForFork2InUse, Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 93#L784true, Black: 142#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork0InUse, P2Thread1of1ForFork1InUse]) [2021-12-21 15:02:38,702 INFO L384 tUnfolder$Statistics]: this new event has 76 ancestors and is cut-off event [2021-12-21 15:02:38,702 INFO L387 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2021-12-21 15:02:38,702 INFO L387 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2021-12-21 15:02:38,702 INFO L387 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2021-12-21 15:02:38,703 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([899] L810-->L817: Formula: (let ((.cse10 (= (mod v_~x$w_buff0_used~0_293 256) 0)) (.cse11 (= (mod v_~x$r_buff1_thd3~0_62 256) 0)) (.cse13 (= (mod v_~x$w_buff1_used~0_210 256) 0)) (.cse12 (= (mod v_~x$r_buff0_thd3~0_70 256) 0)) (.cse14 (= 0 (mod v_~x$w_buff0_used~0_294 256)))) (let ((.cse7 (not .cse14)) (.cse6 (or .cse14 .cse12)) (.cse3 (not .cse13)) (.cse0 (or .cse13 .cse11)) (.cse2 (not .cse11)) (.cse4 (not .cse10)) (.cse5 (not .cse12)) (.cse1 (or .cse10 .cse12))) (and (or (and .cse0 .cse1 (= v_~x$w_buff1_used~0_210 v_~x$w_buff1_used~0_209)) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~x$w_buff1_used~0_209 0))) (or (and (= v_~x$w_buff0_used~0_294 v_~x$w_buff0_used~0_293) .cse6) (and (= v_~x$w_buff0_used~0_293 0) .cse7 .cse5)) (or (and .cse7 (= v_~x~0_80 v_~x$w_buff0~0_57) .cse5 (= |v_P2_#t~ite32_31| |v_P2Thread1of1ForFork1_#t~ite32_1|)) (and (= |v_P2_#t~ite32_31| v_~x~0_80) .cse6 (or (and (= |v_P2_#t~ite32_31| v_~x$w_buff1~0_50) .cse2 .cse3) (and .cse0 (= |v_P2_#t~ite32_31| v_~x~0_81))))) (let ((.cse9 (= (mod v_~x$r_buff0_thd3~0_69 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_209 256) 0))) (or (and (or (and (not .cse8) .cse2) (and .cse4 (not .cse9))) (= v_~x$r_buff1_thd3~0_61 0)) (and (or .cse9 .cse10) (or .cse11 .cse8) (= v_~x$r_buff1_thd3~0_62 v_~x$r_buff1_thd3~0_61)))) (or (and .cse4 (= v_~x$r_buff0_thd3~0_69 0) .cse5) (and .cse1 (= v_~x$r_buff0_thd3~0_70 v_~x$r_buff0_thd3~0_69)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_57, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_62, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_210, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_70, ~x~0=v_~x~0_81, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_57, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_61, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_209, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_69, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~x~0=v_~x~0_80} AuxVars[|v_P2_#t~ite32_31|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, P2Thread1of1ForFork1_#t~ite37, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, P2Thread1of1ForFork1_#t~ite33, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][137], [75#L4true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), 57#L768true, Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 163#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 158#(= ~__unbuffered_p2_EAX~0 0), Black: 146#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 156#true, 195#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 140#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 133#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), 21#L817true, Black: 134#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), P0Thread1of1ForFork2InUse, Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 93#L784true, Black: 142#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork0InUse, P2Thread1of1ForFork1InUse]) [2021-12-21 15:02:38,703 INFO L384 tUnfolder$Statistics]: this new event has 76 ancestors and is cut-off event [2021-12-21 15:02:38,703 INFO L387 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2021-12-21 15:02:38,703 INFO L387 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2021-12-21 15:02:38,703 INFO L387 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2021-12-21 15:02:38,749 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([899] L810-->L817: Formula: (let ((.cse10 (= (mod v_~x$w_buff0_used~0_293 256) 0)) (.cse11 (= (mod v_~x$r_buff1_thd3~0_62 256) 0)) (.cse13 (= (mod v_~x$w_buff1_used~0_210 256) 0)) (.cse12 (= (mod v_~x$r_buff0_thd3~0_70 256) 0)) (.cse14 (= 0 (mod v_~x$w_buff0_used~0_294 256)))) (let ((.cse7 (not .cse14)) (.cse6 (or .cse14 .cse12)) (.cse3 (not .cse13)) (.cse0 (or .cse13 .cse11)) (.cse2 (not .cse11)) (.cse4 (not .cse10)) (.cse5 (not .cse12)) (.cse1 (or .cse10 .cse12))) (and (or (and .cse0 .cse1 (= v_~x$w_buff1_used~0_210 v_~x$w_buff1_used~0_209)) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~x$w_buff1_used~0_209 0))) (or (and (= v_~x$w_buff0_used~0_294 v_~x$w_buff0_used~0_293) .cse6) (and (= v_~x$w_buff0_used~0_293 0) .cse7 .cse5)) (or (and .cse7 (= v_~x~0_80 v_~x$w_buff0~0_57) .cse5 (= |v_P2_#t~ite32_31| |v_P2Thread1of1ForFork1_#t~ite32_1|)) (and (= |v_P2_#t~ite32_31| v_~x~0_80) .cse6 (or (and (= |v_P2_#t~ite32_31| v_~x$w_buff1~0_50) .cse2 .cse3) (and .cse0 (= |v_P2_#t~ite32_31| v_~x~0_81))))) (let ((.cse9 (= (mod v_~x$r_buff0_thd3~0_69 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_209 256) 0))) (or (and (or (and (not .cse8) .cse2) (and .cse4 (not .cse9))) (= v_~x$r_buff1_thd3~0_61 0)) (and (or .cse9 .cse10) (or .cse11 .cse8) (= v_~x$r_buff1_thd3~0_62 v_~x$r_buff1_thd3~0_61)))) (or (and .cse4 (= v_~x$r_buff0_thd3~0_69 0) .cse5) (and .cse1 (= v_~x$r_buff0_thd3~0_70 v_~x$r_buff0_thd3~0_69)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_57, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_62, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_210, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_70, ~x~0=v_~x~0_81, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_57, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_61, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_209, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_69, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~x~0=v_~x~0_80} AuxVars[|v_P2_#t~ite32_31|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, P2Thread1of1ForFork1_#t~ite37, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, P2Thread1of1ForFork1_#t~ite33, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][137], [80#L4-1true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), 57#L768true, Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 163#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 158#(= ~__unbuffered_p2_EAX~0 0), Black: 146#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 156#true, 195#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 140#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 133#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), 21#L817true, Black: 134#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), P0Thread1of1ForFork2InUse, Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 93#L784true, Black: 142#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork0InUse, P2Thread1of1ForFork1InUse]) [2021-12-21 15:02:38,750 INFO L384 tUnfolder$Statistics]: this new event has 77 ancestors and is cut-off event [2021-12-21 15:02:38,750 INFO L387 tUnfolder$Statistics]: existing Event has 77 ancestors and is cut-off event [2021-12-21 15:02:38,750 INFO L387 tUnfolder$Statistics]: existing Event has 77 ancestors and is cut-off event [2021-12-21 15:02:38,750 INFO L387 tUnfolder$Statistics]: existing Event has 77 ancestors and is cut-off event [2021-12-21 15:02:38,756 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([899] L810-->L817: Formula: (let ((.cse10 (= (mod v_~x$w_buff0_used~0_293 256) 0)) (.cse11 (= (mod v_~x$r_buff1_thd3~0_62 256) 0)) (.cse13 (= (mod v_~x$w_buff1_used~0_210 256) 0)) (.cse12 (= (mod v_~x$r_buff0_thd3~0_70 256) 0)) (.cse14 (= 0 (mod v_~x$w_buff0_used~0_294 256)))) (let ((.cse7 (not .cse14)) (.cse6 (or .cse14 .cse12)) (.cse3 (not .cse13)) (.cse0 (or .cse13 .cse11)) (.cse2 (not .cse11)) (.cse4 (not .cse10)) (.cse5 (not .cse12)) (.cse1 (or .cse10 .cse12))) (and (or (and .cse0 .cse1 (= v_~x$w_buff1_used~0_210 v_~x$w_buff1_used~0_209)) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~x$w_buff1_used~0_209 0))) (or (and (= v_~x$w_buff0_used~0_294 v_~x$w_buff0_used~0_293) .cse6) (and (= v_~x$w_buff0_used~0_293 0) .cse7 .cse5)) (or (and .cse7 (= v_~x~0_80 v_~x$w_buff0~0_57) .cse5 (= |v_P2_#t~ite32_31| |v_P2Thread1of1ForFork1_#t~ite32_1|)) (and (= |v_P2_#t~ite32_31| v_~x~0_80) .cse6 (or (and (= |v_P2_#t~ite32_31| v_~x$w_buff1~0_50) .cse2 .cse3) (and .cse0 (= |v_P2_#t~ite32_31| v_~x~0_81))))) (let ((.cse9 (= (mod v_~x$r_buff0_thd3~0_69 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_209 256) 0))) (or (and (or (and (not .cse8) .cse2) (and .cse4 (not .cse9))) (= v_~x$r_buff1_thd3~0_61 0)) (and (or .cse9 .cse10) (or .cse11 .cse8) (= v_~x$r_buff1_thd3~0_62 v_~x$r_buff1_thd3~0_61)))) (or (and .cse4 (= v_~x$r_buff0_thd3~0_69 0) .cse5) (and .cse1 (= v_~x$r_buff0_thd3~0_70 v_~x$r_buff0_thd3~0_69)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_57, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_62, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_210, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_70, ~x~0=v_~x~0_81, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_57, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_61, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_209, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_69, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~x~0=v_~x~0_80} AuxVars[|v_P2_#t~ite32_31|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, P2Thread1of1ForFork1_#t~ite37, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, P2Thread1of1ForFork1_#t~ite33, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][114], [59#L3true, 102#L797true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 57#L768true, Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 163#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 158#(= ~__unbuffered_p2_EAX~0 0), 156#true, Black: 146#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 140#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 133#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), 180#true, Black: 134#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 21#L817true, Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P0Thread1of1ForFork2InUse, Black: 142#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork0InUse, P2Thread1of1ForFork1InUse]) [2021-12-21 15:02:38,756 INFO L384 tUnfolder$Statistics]: this new event has 78 ancestors and is cut-off event [2021-12-21 15:02:38,756 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is cut-off event [2021-12-21 15:02:38,757 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is cut-off event [2021-12-21 15:02:38,757 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is cut-off event [2021-12-21 15:02:38,773 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([899] L810-->L817: Formula: (let ((.cse10 (= (mod v_~x$w_buff0_used~0_293 256) 0)) (.cse11 (= (mod v_~x$r_buff1_thd3~0_62 256) 0)) (.cse13 (= (mod v_~x$w_buff1_used~0_210 256) 0)) (.cse12 (= (mod v_~x$r_buff0_thd3~0_70 256) 0)) (.cse14 (= 0 (mod v_~x$w_buff0_used~0_294 256)))) (let ((.cse7 (not .cse14)) (.cse6 (or .cse14 .cse12)) (.cse3 (not .cse13)) (.cse0 (or .cse13 .cse11)) (.cse2 (not .cse11)) (.cse4 (not .cse10)) (.cse5 (not .cse12)) (.cse1 (or .cse10 .cse12))) (and (or (and .cse0 .cse1 (= v_~x$w_buff1_used~0_210 v_~x$w_buff1_used~0_209)) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~x$w_buff1_used~0_209 0))) (or (and (= v_~x$w_buff0_used~0_294 v_~x$w_buff0_used~0_293) .cse6) (and (= v_~x$w_buff0_used~0_293 0) .cse7 .cse5)) (or (and .cse7 (= v_~x~0_80 v_~x$w_buff0~0_57) .cse5 (= |v_P2_#t~ite32_31| |v_P2Thread1of1ForFork1_#t~ite32_1|)) (and (= |v_P2_#t~ite32_31| v_~x~0_80) .cse6 (or (and (= |v_P2_#t~ite32_31| v_~x$w_buff1~0_50) .cse2 .cse3) (and .cse0 (= |v_P2_#t~ite32_31| v_~x~0_81))))) (let ((.cse9 (= (mod v_~x$r_buff0_thd3~0_69 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_209 256) 0))) (or (and (or (and (not .cse8) .cse2) (and .cse4 (not .cse9))) (= v_~x$r_buff1_thd3~0_61 0)) (and (or .cse9 .cse10) (or .cse11 .cse8) (= v_~x$r_buff1_thd3~0_62 v_~x$r_buff1_thd3~0_61)))) (or (and .cse4 (= v_~x$r_buff0_thd3~0_69 0) .cse5) (and .cse1 (= v_~x$r_buff0_thd3~0_70 v_~x$r_buff0_thd3~0_69)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_57, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_62, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_210, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_70, ~x~0=v_~x~0_81, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_57, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_61, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_209, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_69, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~x~0=v_~x~0_80} AuxVars[|v_P2_#t~ite32_31|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, P2Thread1of1ForFork1_#t~ite37, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, P2Thread1of1ForFork1_#t~ite33, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][114], [75#L4true, 9#L763true, 102#L797true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 163#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 158#(= ~__unbuffered_p2_EAX~0 0), Black: 146#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 156#true, Black: 140#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), 180#true, Black: 133#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 134#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 21#L817true, P0Thread1of1ForFork2InUse, Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 142#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork0InUse, P2Thread1of1ForFork1InUse]) [2021-12-21 15:02:38,773 INFO L384 tUnfolder$Statistics]: this new event has 78 ancestors and is cut-off event [2021-12-21 15:02:38,773 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is cut-off event [2021-12-21 15:02:38,773 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is cut-off event [2021-12-21 15:02:38,773 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is cut-off event [2021-12-21 15:02:38,780 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([899] L810-->L817: Formula: (let ((.cse10 (= (mod v_~x$w_buff0_used~0_293 256) 0)) (.cse11 (= (mod v_~x$r_buff1_thd3~0_62 256) 0)) (.cse13 (= (mod v_~x$w_buff1_used~0_210 256) 0)) (.cse12 (= (mod v_~x$r_buff0_thd3~0_70 256) 0)) (.cse14 (= 0 (mod v_~x$w_buff0_used~0_294 256)))) (let ((.cse7 (not .cse14)) (.cse6 (or .cse14 .cse12)) (.cse3 (not .cse13)) (.cse0 (or .cse13 .cse11)) (.cse2 (not .cse11)) (.cse4 (not .cse10)) (.cse5 (not .cse12)) (.cse1 (or .cse10 .cse12))) (and (or (and .cse0 .cse1 (= v_~x$w_buff1_used~0_210 v_~x$w_buff1_used~0_209)) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~x$w_buff1_used~0_209 0))) (or (and (= v_~x$w_buff0_used~0_294 v_~x$w_buff0_used~0_293) .cse6) (and (= v_~x$w_buff0_used~0_293 0) .cse7 .cse5)) (or (and .cse7 (= v_~x~0_80 v_~x$w_buff0~0_57) .cse5 (= |v_P2_#t~ite32_31| |v_P2Thread1of1ForFork1_#t~ite32_1|)) (and (= |v_P2_#t~ite32_31| v_~x~0_80) .cse6 (or (and (= |v_P2_#t~ite32_31| v_~x$w_buff1~0_50) .cse2 .cse3) (and .cse0 (= |v_P2_#t~ite32_31| v_~x~0_81))))) (let ((.cse9 (= (mod v_~x$r_buff0_thd3~0_69 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_209 256) 0))) (or (and (or (and (not .cse8) .cse2) (and .cse4 (not .cse9))) (= v_~x$r_buff1_thd3~0_61 0)) (and (or .cse9 .cse10) (or .cse11 .cse8) (= v_~x$r_buff1_thd3~0_62 v_~x$r_buff1_thd3~0_61)))) (or (and .cse4 (= v_~x$r_buff0_thd3~0_69 0) .cse5) (and .cse1 (= v_~x$r_buff0_thd3~0_70 v_~x$r_buff0_thd3~0_69)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_57, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_62, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_210, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_70, ~x~0=v_~x~0_81, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_57, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_61, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_209, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_69, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~x~0=v_~x~0_80} AuxVars[|v_P2_#t~ite32_31|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, P2Thread1of1ForFork1_#t~ite37, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, P2Thread1of1ForFork1_#t~ite33, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][114], [75#L4true, 102#L797true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 57#L768true, Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 163#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 158#(= ~__unbuffered_p2_EAX~0 0), 156#true, Black: 146#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 140#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 133#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), 180#true, 21#L817true, Black: 134#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P0Thread1of1ForFork2InUse, Black: 142#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork0InUse, P2Thread1of1ForFork1InUse]) [2021-12-21 15:02:38,780 INFO L384 tUnfolder$Statistics]: this new event has 79 ancestors and is cut-off event [2021-12-21 15:02:38,780 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2021-12-21 15:02:38,781 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2021-12-21 15:02:38,781 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2021-12-21 15:02:38,794 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([899] L810-->L817: Formula: (let ((.cse10 (= (mod v_~x$w_buff0_used~0_293 256) 0)) (.cse11 (= (mod v_~x$r_buff1_thd3~0_62 256) 0)) (.cse13 (= (mod v_~x$w_buff1_used~0_210 256) 0)) (.cse12 (= (mod v_~x$r_buff0_thd3~0_70 256) 0)) (.cse14 (= 0 (mod v_~x$w_buff0_used~0_294 256)))) (let ((.cse7 (not .cse14)) (.cse6 (or .cse14 .cse12)) (.cse3 (not .cse13)) (.cse0 (or .cse13 .cse11)) (.cse2 (not .cse11)) (.cse4 (not .cse10)) (.cse5 (not .cse12)) (.cse1 (or .cse10 .cse12))) (and (or (and .cse0 .cse1 (= v_~x$w_buff1_used~0_210 v_~x$w_buff1_used~0_209)) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~x$w_buff1_used~0_209 0))) (or (and (= v_~x$w_buff0_used~0_294 v_~x$w_buff0_used~0_293) .cse6) (and (= v_~x$w_buff0_used~0_293 0) .cse7 .cse5)) (or (and .cse7 (= v_~x~0_80 v_~x$w_buff0~0_57) .cse5 (= |v_P2_#t~ite32_31| |v_P2Thread1of1ForFork1_#t~ite32_1|)) (and (= |v_P2_#t~ite32_31| v_~x~0_80) .cse6 (or (and (= |v_P2_#t~ite32_31| v_~x$w_buff1~0_50) .cse2 .cse3) (and .cse0 (= |v_P2_#t~ite32_31| v_~x~0_81))))) (let ((.cse9 (= (mod v_~x$r_buff0_thd3~0_69 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_209 256) 0))) (or (and (or (and (not .cse8) .cse2) (and .cse4 (not .cse9))) (= v_~x$r_buff1_thd3~0_61 0)) (and (or .cse9 .cse10) (or .cse11 .cse8) (= v_~x$r_buff1_thd3~0_62 v_~x$r_buff1_thd3~0_61)))) (or (and .cse4 (= v_~x$r_buff0_thd3~0_69 0) .cse5) (and .cse1 (= v_~x$r_buff0_thd3~0_70 v_~x$r_buff0_thd3~0_69)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_57, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_62, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_210, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_70, ~x~0=v_~x~0_81, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_57, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_61, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_209, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_69, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~x~0=v_~x~0_80} AuxVars[|v_P2_#t~ite32_31|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, P2Thread1of1ForFork1_#t~ite37, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, P2Thread1of1ForFork1_#t~ite33, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][114], [9#L763true, 102#L797true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 115#L3-1true, Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 163#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 158#(= ~__unbuffered_p2_EAX~0 0), Black: 146#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 156#true, Black: 140#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), 180#true, Black: 133#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), 21#L817true, Black: 134#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), P0Thread1of1ForFork2InUse, Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 142#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork0InUse, P2Thread1of1ForFork1InUse]) [2021-12-21 15:02:38,794 INFO L384 tUnfolder$Statistics]: this new event has 79 ancestors and is cut-off event [2021-12-21 15:02:38,794 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2021-12-21 15:02:38,794 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2021-12-21 15:02:38,795 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2021-12-21 15:02:38,795 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([899] L810-->L817: Formula: (let ((.cse10 (= (mod v_~x$w_buff0_used~0_293 256) 0)) (.cse11 (= (mod v_~x$r_buff1_thd3~0_62 256) 0)) (.cse13 (= (mod v_~x$w_buff1_used~0_210 256) 0)) (.cse12 (= (mod v_~x$r_buff0_thd3~0_70 256) 0)) (.cse14 (= 0 (mod v_~x$w_buff0_used~0_294 256)))) (let ((.cse7 (not .cse14)) (.cse6 (or .cse14 .cse12)) (.cse3 (not .cse13)) (.cse0 (or .cse13 .cse11)) (.cse2 (not .cse11)) (.cse4 (not .cse10)) (.cse5 (not .cse12)) (.cse1 (or .cse10 .cse12))) (and (or (and .cse0 .cse1 (= v_~x$w_buff1_used~0_210 v_~x$w_buff1_used~0_209)) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~x$w_buff1_used~0_209 0))) (or (and (= v_~x$w_buff0_used~0_294 v_~x$w_buff0_used~0_293) .cse6) (and (= v_~x$w_buff0_used~0_293 0) .cse7 .cse5)) (or (and .cse7 (= v_~x~0_80 v_~x$w_buff0~0_57) .cse5 (= |v_P2_#t~ite32_31| |v_P2Thread1of1ForFork1_#t~ite32_1|)) (and (= |v_P2_#t~ite32_31| v_~x~0_80) .cse6 (or (and (= |v_P2_#t~ite32_31| v_~x$w_buff1~0_50) .cse2 .cse3) (and .cse0 (= |v_P2_#t~ite32_31| v_~x~0_81))))) (let ((.cse9 (= (mod v_~x$r_buff0_thd3~0_69 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_209 256) 0))) (or (and (or (and (not .cse8) .cse2) (and .cse4 (not .cse9))) (= v_~x$r_buff1_thd3~0_61 0)) (and (or .cse9 .cse10) (or .cse11 .cse8) (= v_~x$r_buff1_thd3~0_62 v_~x$r_buff1_thd3~0_61)))) (or (and .cse4 (= v_~x$r_buff0_thd3~0_69 0) .cse5) (and .cse1 (= v_~x$r_buff0_thd3~0_70 v_~x$r_buff0_thd3~0_69)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_57, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_62, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_210, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_70, ~x~0=v_~x~0_81, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_57, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_61, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_209, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_69, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~x~0=v_~x~0_80} AuxVars[|v_P2_#t~ite32_31|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, P2Thread1of1ForFork1_#t~ite37, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, P2Thread1of1ForFork1_#t~ite33, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][143], [9#L763true, 80#L4-1true, 102#L797true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 163#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 158#(= ~__unbuffered_p2_EAX~0 0), 185#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1))), Black: 146#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 156#true, Black: 140#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 133#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), 21#L817true, Black: 134#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), P0Thread1of1ForFork2InUse, Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 142#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork0InUse, P2Thread1of1ForFork1InUse]) [2021-12-21 15:02:38,795 INFO L384 tUnfolder$Statistics]: this new event has 79 ancestors and is cut-off event [2021-12-21 15:02:38,795 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2021-12-21 15:02:38,795 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2021-12-21 15:02:38,795 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2021-12-21 15:02:38,796 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([899] L810-->L817: Formula: (let ((.cse10 (= (mod v_~x$w_buff0_used~0_293 256) 0)) (.cse11 (= (mod v_~x$r_buff1_thd3~0_62 256) 0)) (.cse13 (= (mod v_~x$w_buff1_used~0_210 256) 0)) (.cse12 (= (mod v_~x$r_buff0_thd3~0_70 256) 0)) (.cse14 (= 0 (mod v_~x$w_buff0_used~0_294 256)))) (let ((.cse7 (not .cse14)) (.cse6 (or .cse14 .cse12)) (.cse3 (not .cse13)) (.cse0 (or .cse13 .cse11)) (.cse2 (not .cse11)) (.cse4 (not .cse10)) (.cse5 (not .cse12)) (.cse1 (or .cse10 .cse12))) (and (or (and .cse0 .cse1 (= v_~x$w_buff1_used~0_210 v_~x$w_buff1_used~0_209)) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~x$w_buff1_used~0_209 0))) (or (and (= v_~x$w_buff0_used~0_294 v_~x$w_buff0_used~0_293) .cse6) (and (= v_~x$w_buff0_used~0_293 0) .cse7 .cse5)) (or (and .cse7 (= v_~x~0_80 v_~x$w_buff0~0_57) .cse5 (= |v_P2_#t~ite32_31| |v_P2Thread1of1ForFork1_#t~ite32_1|)) (and (= |v_P2_#t~ite32_31| v_~x~0_80) .cse6 (or (and (= |v_P2_#t~ite32_31| v_~x$w_buff1~0_50) .cse2 .cse3) (and .cse0 (= |v_P2_#t~ite32_31| v_~x~0_81))))) (let ((.cse9 (= (mod v_~x$r_buff0_thd3~0_69 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_209 256) 0))) (or (and (or (and (not .cse8) .cse2) (and .cse4 (not .cse9))) (= v_~x$r_buff1_thd3~0_61 0)) (and (or .cse9 .cse10) (or .cse11 .cse8) (= v_~x$r_buff1_thd3~0_62 v_~x$r_buff1_thd3~0_61)))) (or (and .cse4 (= v_~x$r_buff0_thd3~0_69 0) .cse5) (and .cse1 (= v_~x$r_buff0_thd3~0_70 v_~x$r_buff0_thd3~0_69)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_57, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_62, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_210, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_70, ~x~0=v_~x~0_81, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_57, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_61, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_209, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_69, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~x~0=v_~x~0_80} AuxVars[|v_P2_#t~ite32_31|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, P2Thread1of1ForFork1_#t~ite37, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, P2Thread1of1ForFork1_#t~ite33, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][114], [75#L4true, 102#L797true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), 57#L768true, Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 163#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 158#(= ~__unbuffered_p2_EAX~0 0), Black: 146#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 156#true, Black: 140#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), 180#true, Black: 133#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 134#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 21#L817true, P0Thread1of1ForFork2InUse, Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 142#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork0InUse, P2Thread1of1ForFork1InUse]) [2021-12-21 15:02:38,796 INFO L384 tUnfolder$Statistics]: this new event has 79 ancestors and is cut-off event [2021-12-21 15:02:38,796 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2021-12-21 15:02:38,796 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2021-12-21 15:02:38,796 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2021-12-21 15:02:38,796 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2021-12-21 15:02:38,801 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([899] L810-->L817: Formula: (let ((.cse10 (= (mod v_~x$w_buff0_used~0_293 256) 0)) (.cse11 (= (mod v_~x$r_buff1_thd3~0_62 256) 0)) (.cse13 (= (mod v_~x$w_buff1_used~0_210 256) 0)) (.cse12 (= (mod v_~x$r_buff0_thd3~0_70 256) 0)) (.cse14 (= 0 (mod v_~x$w_buff0_used~0_294 256)))) (let ((.cse7 (not .cse14)) (.cse6 (or .cse14 .cse12)) (.cse3 (not .cse13)) (.cse0 (or .cse13 .cse11)) (.cse2 (not .cse11)) (.cse4 (not .cse10)) (.cse5 (not .cse12)) (.cse1 (or .cse10 .cse12))) (and (or (and .cse0 .cse1 (= v_~x$w_buff1_used~0_210 v_~x$w_buff1_used~0_209)) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~x$w_buff1_used~0_209 0))) (or (and (= v_~x$w_buff0_used~0_294 v_~x$w_buff0_used~0_293) .cse6) (and (= v_~x$w_buff0_used~0_293 0) .cse7 .cse5)) (or (and .cse7 (= v_~x~0_80 v_~x$w_buff0~0_57) .cse5 (= |v_P2_#t~ite32_31| |v_P2Thread1of1ForFork1_#t~ite32_1|)) (and (= |v_P2_#t~ite32_31| v_~x~0_80) .cse6 (or (and (= |v_P2_#t~ite32_31| v_~x$w_buff1~0_50) .cse2 .cse3) (and .cse0 (= |v_P2_#t~ite32_31| v_~x~0_81))))) (let ((.cse9 (= (mod v_~x$r_buff0_thd3~0_69 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_209 256) 0))) (or (and (or (and (not .cse8) .cse2) (and .cse4 (not .cse9))) (= v_~x$r_buff1_thd3~0_61 0)) (and (or .cse9 .cse10) (or .cse11 .cse8) (= v_~x$r_buff1_thd3~0_62 v_~x$r_buff1_thd3~0_61)))) (or (and .cse4 (= v_~x$r_buff0_thd3~0_69 0) .cse5) (and .cse1 (= v_~x$r_buff0_thd3~0_70 v_~x$r_buff0_thd3~0_69)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_57, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_62, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_210, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_70, ~x~0=v_~x~0_81, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_57, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_61, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_209, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_69, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~x~0=v_~x~0_80} AuxVars[|v_P2_#t~ite32_31|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, P2Thread1of1ForFork1_#t~ite37, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, P2Thread1of1ForFork1_#t~ite33, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][114], [102#L797true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 57#L768true, 115#L3-1true, Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 163#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 158#(= ~__unbuffered_p2_EAX~0 0), 156#true, Black: 146#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 140#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), 180#true, Black: 133#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), 21#L817true, Black: 134#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P0Thread1of1ForFork2InUse, Black: 142#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork0InUse, P2Thread1of1ForFork1InUse]) [2021-12-21 15:02:38,802 INFO L384 tUnfolder$Statistics]: this new event has 80 ancestors and is cut-off event [2021-12-21 15:02:38,802 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is cut-off event [2021-12-21 15:02:38,802 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is cut-off event [2021-12-21 15:02:38,802 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is cut-off event [2021-12-21 15:02:38,802 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([899] L810-->L817: Formula: (let ((.cse10 (= (mod v_~x$w_buff0_used~0_293 256) 0)) (.cse11 (= (mod v_~x$r_buff1_thd3~0_62 256) 0)) (.cse13 (= (mod v_~x$w_buff1_used~0_210 256) 0)) (.cse12 (= (mod v_~x$r_buff0_thd3~0_70 256) 0)) (.cse14 (= 0 (mod v_~x$w_buff0_used~0_294 256)))) (let ((.cse7 (not .cse14)) (.cse6 (or .cse14 .cse12)) (.cse3 (not .cse13)) (.cse0 (or .cse13 .cse11)) (.cse2 (not .cse11)) (.cse4 (not .cse10)) (.cse5 (not .cse12)) (.cse1 (or .cse10 .cse12))) (and (or (and .cse0 .cse1 (= v_~x$w_buff1_used~0_210 v_~x$w_buff1_used~0_209)) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~x$w_buff1_used~0_209 0))) (or (and (= v_~x$w_buff0_used~0_294 v_~x$w_buff0_used~0_293) .cse6) (and (= v_~x$w_buff0_used~0_293 0) .cse7 .cse5)) (or (and .cse7 (= v_~x~0_80 v_~x$w_buff0~0_57) .cse5 (= |v_P2_#t~ite32_31| |v_P2Thread1of1ForFork1_#t~ite32_1|)) (and (= |v_P2_#t~ite32_31| v_~x~0_80) .cse6 (or (and (= |v_P2_#t~ite32_31| v_~x$w_buff1~0_50) .cse2 .cse3) (and .cse0 (= |v_P2_#t~ite32_31| v_~x~0_81))))) (let ((.cse9 (= (mod v_~x$r_buff0_thd3~0_69 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_209 256) 0))) (or (and (or (and (not .cse8) .cse2) (and .cse4 (not .cse9))) (= v_~x$r_buff1_thd3~0_61 0)) (and (or .cse9 .cse10) (or .cse11 .cse8) (= v_~x$r_buff1_thd3~0_62 v_~x$r_buff1_thd3~0_61)))) (or (and .cse4 (= v_~x$r_buff0_thd3~0_69 0) .cse5) (and .cse1 (= v_~x$r_buff0_thd3~0_70 v_~x$r_buff0_thd3~0_69)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_57, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_62, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_210, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_70, ~x~0=v_~x~0_81, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_57, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_61, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_209, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_69, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~x~0=v_~x~0_80} AuxVars[|v_P2_#t~ite32_31|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, P2Thread1of1ForFork1_#t~ite37, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, P2Thread1of1ForFork1_#t~ite33, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][143], [80#L4-1true, 102#L797true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 57#L768true, Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 163#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 158#(= ~__unbuffered_p2_EAX~0 0), 156#true, 185#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1))), Black: 146#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 140#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 133#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), 21#L817true, Black: 134#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P0Thread1of1ForFork2InUse, Black: 142#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork0InUse, P2Thread1of1ForFork1InUse]) [2021-12-21 15:02:38,802 INFO L384 tUnfolder$Statistics]: this new event has 80 ancestors and is cut-off event [2021-12-21 15:02:38,803 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is cut-off event [2021-12-21 15:02:38,803 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is cut-off event [2021-12-21 15:02:38,803 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is cut-off event [2021-12-21 15:02:38,813 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([899] L810-->L817: Formula: (let ((.cse10 (= (mod v_~x$w_buff0_used~0_293 256) 0)) (.cse11 (= (mod v_~x$r_buff1_thd3~0_62 256) 0)) (.cse13 (= (mod v_~x$w_buff1_used~0_210 256) 0)) (.cse12 (= (mod v_~x$r_buff0_thd3~0_70 256) 0)) (.cse14 (= 0 (mod v_~x$w_buff0_used~0_294 256)))) (let ((.cse7 (not .cse14)) (.cse6 (or .cse14 .cse12)) (.cse3 (not .cse13)) (.cse0 (or .cse13 .cse11)) (.cse2 (not .cse11)) (.cse4 (not .cse10)) (.cse5 (not .cse12)) (.cse1 (or .cse10 .cse12))) (and (or (and .cse0 .cse1 (= v_~x$w_buff1_used~0_210 v_~x$w_buff1_used~0_209)) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~x$w_buff1_used~0_209 0))) (or (and (= v_~x$w_buff0_used~0_294 v_~x$w_buff0_used~0_293) .cse6) (and (= v_~x$w_buff0_used~0_293 0) .cse7 .cse5)) (or (and .cse7 (= v_~x~0_80 v_~x$w_buff0~0_57) .cse5 (= |v_P2_#t~ite32_31| |v_P2Thread1of1ForFork1_#t~ite32_1|)) (and (= |v_P2_#t~ite32_31| v_~x~0_80) .cse6 (or (and (= |v_P2_#t~ite32_31| v_~x$w_buff1~0_50) .cse2 .cse3) (and .cse0 (= |v_P2_#t~ite32_31| v_~x~0_81))))) (let ((.cse9 (= (mod v_~x$r_buff0_thd3~0_69 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_209 256) 0))) (or (and (or (and (not .cse8) .cse2) (and .cse4 (not .cse9))) (= v_~x$r_buff1_thd3~0_61 0)) (and (or .cse9 .cse10) (or .cse11 .cse8) (= v_~x$r_buff1_thd3~0_62 v_~x$r_buff1_thd3~0_61)))) (or (and .cse4 (= v_~x$r_buff0_thd3~0_69 0) .cse5) (and .cse1 (= v_~x$r_buff0_thd3~0_70 v_~x$r_buff0_thd3~0_69)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_57, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_62, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_210, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_70, ~x~0=v_~x~0_81, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_57, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_61, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_209, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_69, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~x~0=v_~x~0_80} AuxVars[|v_P2_#t~ite32_31|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, P2Thread1of1ForFork1_#t~ite37, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, P2Thread1of1ForFork1_#t~ite33, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][114], [102#L797true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), 57#L768true, Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 115#L3-1true, Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 163#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 158#(= ~__unbuffered_p2_EAX~0 0), Black: 146#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 156#true, Black: 140#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), 180#true, Black: 133#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 134#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 21#L817true, P0Thread1of1ForFork2InUse, Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 142#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork0InUse, P2Thread1of1ForFork1InUse]) [2021-12-21 15:02:38,813 INFO L384 tUnfolder$Statistics]: this new event has 80 ancestors and is cut-off event [2021-12-21 15:02:38,813 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is cut-off event [2021-12-21 15:02:38,813 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is cut-off event [2021-12-21 15:02:38,813 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is cut-off event [2021-12-21 15:02:38,813 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is cut-off event [2021-12-21 15:02:38,814 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([899] L810-->L817: Formula: (let ((.cse10 (= (mod v_~x$w_buff0_used~0_293 256) 0)) (.cse11 (= (mod v_~x$r_buff1_thd3~0_62 256) 0)) (.cse13 (= (mod v_~x$w_buff1_used~0_210 256) 0)) (.cse12 (= (mod v_~x$r_buff0_thd3~0_70 256) 0)) (.cse14 (= 0 (mod v_~x$w_buff0_used~0_294 256)))) (let ((.cse7 (not .cse14)) (.cse6 (or .cse14 .cse12)) (.cse3 (not .cse13)) (.cse0 (or .cse13 .cse11)) (.cse2 (not .cse11)) (.cse4 (not .cse10)) (.cse5 (not .cse12)) (.cse1 (or .cse10 .cse12))) (and (or (and .cse0 .cse1 (= v_~x$w_buff1_used~0_210 v_~x$w_buff1_used~0_209)) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~x$w_buff1_used~0_209 0))) (or (and (= v_~x$w_buff0_used~0_294 v_~x$w_buff0_used~0_293) .cse6) (and (= v_~x$w_buff0_used~0_293 0) .cse7 .cse5)) (or (and .cse7 (= v_~x~0_80 v_~x$w_buff0~0_57) .cse5 (= |v_P2_#t~ite32_31| |v_P2Thread1of1ForFork1_#t~ite32_1|)) (and (= |v_P2_#t~ite32_31| v_~x~0_80) .cse6 (or (and (= |v_P2_#t~ite32_31| v_~x$w_buff1~0_50) .cse2 .cse3) (and .cse0 (= |v_P2_#t~ite32_31| v_~x~0_81))))) (let ((.cse9 (= (mod v_~x$r_buff0_thd3~0_69 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_209 256) 0))) (or (and (or (and (not .cse8) .cse2) (and .cse4 (not .cse9))) (= v_~x$r_buff1_thd3~0_61 0)) (and (or .cse9 .cse10) (or .cse11 .cse8) (= v_~x$r_buff1_thd3~0_62 v_~x$r_buff1_thd3~0_61)))) (or (and .cse4 (= v_~x$r_buff0_thd3~0_69 0) .cse5) (and .cse1 (= v_~x$r_buff0_thd3~0_70 v_~x$r_buff0_thd3~0_69)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_57, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_62, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_210, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_70, ~x~0=v_~x~0_81, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_57, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_61, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_209, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_69, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~x~0=v_~x~0_80} AuxVars[|v_P2_#t~ite32_31|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, P2Thread1of1ForFork1_#t~ite37, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, P2Thread1of1ForFork1_#t~ite33, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][143], [80#L4-1true, 102#L797true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), 57#L768true, Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 163#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 158#(= ~__unbuffered_p2_EAX~0 0), Black: 146#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 156#true, 185#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1))), Black: 140#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 133#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 134#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 21#L817true, P0Thread1of1ForFork2InUse, Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 142#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork0InUse, P2Thread1of1ForFork1InUse]) [2021-12-21 15:02:38,814 INFO L384 tUnfolder$Statistics]: this new event has 80 ancestors and is cut-off event [2021-12-21 15:02:38,814 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is cut-off event [2021-12-21 15:02:38,814 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is cut-off event [2021-12-21 15:02:38,815 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is cut-off event [2021-12-21 15:02:38,815 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is cut-off event [2021-12-21 15:02:38,824 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([899] L810-->L817: Formula: (let ((.cse10 (= (mod v_~x$w_buff0_used~0_293 256) 0)) (.cse11 (= (mod v_~x$r_buff1_thd3~0_62 256) 0)) (.cse13 (= (mod v_~x$w_buff1_used~0_210 256) 0)) (.cse12 (= (mod v_~x$r_buff0_thd3~0_70 256) 0)) (.cse14 (= 0 (mod v_~x$w_buff0_used~0_294 256)))) (let ((.cse7 (not .cse14)) (.cse6 (or .cse14 .cse12)) (.cse3 (not .cse13)) (.cse0 (or .cse13 .cse11)) (.cse2 (not .cse11)) (.cse4 (not .cse10)) (.cse5 (not .cse12)) (.cse1 (or .cse10 .cse12))) (and (or (and .cse0 .cse1 (= v_~x$w_buff1_used~0_210 v_~x$w_buff1_used~0_209)) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~x$w_buff1_used~0_209 0))) (or (and (= v_~x$w_buff0_used~0_294 v_~x$w_buff0_used~0_293) .cse6) (and (= v_~x$w_buff0_used~0_293 0) .cse7 .cse5)) (or (and .cse7 (= v_~x~0_80 v_~x$w_buff0~0_57) .cse5 (= |v_P2_#t~ite32_31| |v_P2Thread1of1ForFork1_#t~ite32_1|)) (and (= |v_P2_#t~ite32_31| v_~x~0_80) .cse6 (or (and (= |v_P2_#t~ite32_31| v_~x$w_buff1~0_50) .cse2 .cse3) (and .cse0 (= |v_P2_#t~ite32_31| v_~x~0_81))))) (let ((.cse9 (= (mod v_~x$r_buff0_thd3~0_69 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_209 256) 0))) (or (and (or (and (not .cse8) .cse2) (and .cse4 (not .cse9))) (= v_~x$r_buff1_thd3~0_61 0)) (and (or .cse9 .cse10) (or .cse11 .cse8) (= v_~x$r_buff1_thd3~0_62 v_~x$r_buff1_thd3~0_61)))) (or (and .cse4 (= v_~x$r_buff0_thd3~0_69 0) .cse5) (and .cse1 (= v_~x$r_buff0_thd3~0_70 v_~x$r_buff0_thd3~0_69)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_57, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_62, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_210, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_70, ~x~0=v_~x~0_81, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_57, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_61, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_209, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_69, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~x~0=v_~x~0_80} AuxVars[|v_P2_#t~ite32_31|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, P2Thread1of1ForFork1_#t~ite37, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, P2Thread1of1ForFork1_#t~ite33, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][114], [9#L763true, 102#L797true, 105#L850true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 163#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 158#(= ~__unbuffered_p2_EAX~0 0), Black: 146#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 156#true, Black: 140#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), 180#true, Black: 133#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 134#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 21#L817true, P0Thread1of1ForFork2InUse, Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 142#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork0InUse, P2Thread1of1ForFork1InUse]) [2021-12-21 15:02:38,825 INFO L384 tUnfolder$Statistics]: this new event has 81 ancestors and is cut-off event [2021-12-21 15:02:38,825 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is cut-off event [2021-12-21 15:02:38,825 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is cut-off event [2021-12-21 15:02:38,825 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is cut-off event [2021-12-21 15:02:38,825 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([868] L850-->L853: Formula: (= v_~main$tmp_guard1~0_2 (ite (= (ite (not (and (= v_~__unbuffered_p2_EAX~0_3 2) (= v_~__unbuffered_p0_EAX~0_3 0) (= v_~__unbuffered_p2_EBX~0_3 0) (= 2 v_~y~0_5))) 1 0) 0) 0 1)) InVars {~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_3, ~y~0=v_~y~0_5} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_2, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_3, ~y~0=v_~y~0_5} AuxVars[] AssignedVars[~main$tmp_guard1~0][155], [9#L763true, 102#L797true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), 27#L810true, Black: 163#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 158#(= ~__unbuffered_p2_EAX~0 0), Black: 146#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 156#true, Black: 140#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 133#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), 180#true, Black: 134#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), P0Thread1of1ForFork2InUse, Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 142#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 45#L853true, P1Thread1of1ForFork0InUse, P2Thread1of1ForFork1InUse]) [2021-12-21 15:02:38,826 INFO L384 tUnfolder$Statistics]: this new event has 81 ancestors and is cut-off event [2021-12-21 15:02:38,826 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is cut-off event [2021-12-21 15:02:38,826 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is cut-off event [2021-12-21 15:02:38,826 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is cut-off event [2021-12-21 15:02:38,828 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([899] L810-->L817: Formula: (let ((.cse10 (= (mod v_~x$w_buff0_used~0_293 256) 0)) (.cse11 (= (mod v_~x$r_buff1_thd3~0_62 256) 0)) (.cse13 (= (mod v_~x$w_buff1_used~0_210 256) 0)) (.cse12 (= (mod v_~x$r_buff0_thd3~0_70 256) 0)) (.cse14 (= 0 (mod v_~x$w_buff0_used~0_294 256)))) (let ((.cse7 (not .cse14)) (.cse6 (or .cse14 .cse12)) (.cse3 (not .cse13)) (.cse0 (or .cse13 .cse11)) (.cse2 (not .cse11)) (.cse4 (not .cse10)) (.cse5 (not .cse12)) (.cse1 (or .cse10 .cse12))) (and (or (and .cse0 .cse1 (= v_~x$w_buff1_used~0_210 v_~x$w_buff1_used~0_209)) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~x$w_buff1_used~0_209 0))) (or (and (= v_~x$w_buff0_used~0_294 v_~x$w_buff0_used~0_293) .cse6) (and (= v_~x$w_buff0_used~0_293 0) .cse7 .cse5)) (or (and .cse7 (= v_~x~0_80 v_~x$w_buff0~0_57) .cse5 (= |v_P2_#t~ite32_31| |v_P2Thread1of1ForFork1_#t~ite32_1|)) (and (= |v_P2_#t~ite32_31| v_~x~0_80) .cse6 (or (and (= |v_P2_#t~ite32_31| v_~x$w_buff1~0_50) .cse2 .cse3) (and .cse0 (= |v_P2_#t~ite32_31| v_~x~0_81))))) (let ((.cse9 (= (mod v_~x$r_buff0_thd3~0_69 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_209 256) 0))) (or (and (or (and (not .cse8) .cse2) (and .cse4 (not .cse9))) (= v_~x$r_buff1_thd3~0_61 0)) (and (or .cse9 .cse10) (or .cse11 .cse8) (= v_~x$r_buff1_thd3~0_62 v_~x$r_buff1_thd3~0_61)))) (or (and .cse4 (= v_~x$r_buff0_thd3~0_69 0) .cse5) (and .cse1 (= v_~x$r_buff0_thd3~0_70 v_~x$r_buff0_thd3~0_69)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_57, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_62, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_210, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_70, ~x~0=v_~x~0_81, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_57, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_61, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_209, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_69, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~x~0=v_~x~0_80} AuxVars[|v_P2_#t~ite32_31|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, P2Thread1of1ForFork1_#t~ite37, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, P2Thread1of1ForFork1_#t~ite33, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][114], [102#L797true, 105#L850true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 57#L768true, Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 163#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 158#(= ~__unbuffered_p2_EAX~0 0), 156#true, Black: 146#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 140#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 133#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), 180#true, Black: 134#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 21#L817true, Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P0Thread1of1ForFork2InUse, Black: 142#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork0InUse, P2Thread1of1ForFork1InUse]) [2021-12-21 15:02:38,828 INFO L384 tUnfolder$Statistics]: this new event has 82 ancestors and is cut-off event [2021-12-21 15:02:38,828 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is cut-off event [2021-12-21 15:02:38,828 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is cut-off event [2021-12-21 15:02:38,828 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is cut-off event [2021-12-21 15:02:38,835 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([899] L810-->L817: Formula: (let ((.cse10 (= (mod v_~x$w_buff0_used~0_293 256) 0)) (.cse11 (= (mod v_~x$r_buff1_thd3~0_62 256) 0)) (.cse13 (= (mod v_~x$w_buff1_used~0_210 256) 0)) (.cse12 (= (mod v_~x$r_buff0_thd3~0_70 256) 0)) (.cse14 (= 0 (mod v_~x$w_buff0_used~0_294 256)))) (let ((.cse7 (not .cse14)) (.cse6 (or .cse14 .cse12)) (.cse3 (not .cse13)) (.cse0 (or .cse13 .cse11)) (.cse2 (not .cse11)) (.cse4 (not .cse10)) (.cse5 (not .cse12)) (.cse1 (or .cse10 .cse12))) (and (or (and .cse0 .cse1 (= v_~x$w_buff1_used~0_210 v_~x$w_buff1_used~0_209)) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~x$w_buff1_used~0_209 0))) (or (and (= v_~x$w_buff0_used~0_294 v_~x$w_buff0_used~0_293) .cse6) (and (= v_~x$w_buff0_used~0_293 0) .cse7 .cse5)) (or (and .cse7 (= v_~x~0_80 v_~x$w_buff0~0_57) .cse5 (= |v_P2_#t~ite32_31| |v_P2Thread1of1ForFork1_#t~ite32_1|)) (and (= |v_P2_#t~ite32_31| v_~x~0_80) .cse6 (or (and (= |v_P2_#t~ite32_31| v_~x$w_buff1~0_50) .cse2 .cse3) (and .cse0 (= |v_P2_#t~ite32_31| v_~x~0_81))))) (let ((.cse9 (= (mod v_~x$r_buff0_thd3~0_69 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_209 256) 0))) (or (and (or (and (not .cse8) .cse2) (and .cse4 (not .cse9))) (= v_~x$r_buff1_thd3~0_61 0)) (and (or .cse9 .cse10) (or .cse11 .cse8) (= v_~x$r_buff1_thd3~0_62 v_~x$r_buff1_thd3~0_61)))) (or (and .cse4 (= v_~x$r_buff0_thd3~0_69 0) .cse5) (and .cse1 (= v_~x$r_buff0_thd3~0_70 v_~x$r_buff0_thd3~0_69)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_57, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_62, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_210, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_70, ~x~0=v_~x~0_81, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_57, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_61, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_209, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_69, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~x~0=v_~x~0_80} AuxVars[|v_P2_#t~ite32_31|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, P2Thread1of1ForFork1_#t~ite37, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, P2Thread1of1ForFork1_#t~ite33, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][114], [102#L797true, 105#L850true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), 57#L768true, Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 163#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 158#(= ~__unbuffered_p2_EAX~0 0), Black: 146#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 156#true, Black: 140#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), 180#true, Black: 133#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 134#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 21#L817true, P0Thread1of1ForFork2InUse, Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 142#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork0InUse, P2Thread1of1ForFork1InUse]) [2021-12-21 15:02:38,836 INFO L384 tUnfolder$Statistics]: this new event has 82 ancestors and is cut-off event [2021-12-21 15:02:38,836 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is cut-off event [2021-12-21 15:02:38,836 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is cut-off event [2021-12-21 15:02:38,836 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is cut-off event [2021-12-21 15:02:38,836 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is cut-off event [2021-12-21 15:02:38,863 INFO L129 PetriNetUnfolder]: 1945/3960 cut-off events. [2021-12-21 15:02:38,864 INFO L130 PetriNetUnfolder]: For 3002/3488 co-relation queries the response was YES. [2021-12-21 15:02:38,877 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8992 conditions, 3960 events. 1945/3960 cut-off events. For 3002/3488 co-relation queries the response was YES. Maximal size of possible extension queue 342. Compared 30586 event pairs, 149 based on Foata normal form. 0/3686 useless extension candidates. Maximal degree in co-relation 8922. Up to 1008 conditions per place. [2021-12-21 15:02:38,886 INFO L132 encePairwiseOnDemand]: 106/116 looper letters, 37 selfloop transitions, 7 changer transitions 43/169 dead transitions. [2021-12-21 15:02:38,886 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 130 places, 169 transitions, 677 flow [2021-12-21 15:02:38,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-21 15:02:38,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-12-21 15:02:38,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1011 transitions. [2021-12-21 15:02:38,889 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.871551724137931 [2021-12-21 15:02:38,889 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1011 transitions. [2021-12-21 15:02:38,889 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1011 transitions. [2021-12-21 15:02:38,890 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-21 15:02:38,890 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1011 transitions. [2021-12-21 15:02:38,892 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 101.1) internal successors, (1011), 10 states have internal predecessors, (1011), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:02:38,893 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 116.0) internal successors, (1276), 11 states have internal predecessors, (1276), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:02:38,894 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 116.0) internal successors, (1276), 11 states have internal predecessors, (1276), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:02:38,894 INFO L186 Difference]: Start difference. First operand has 127 places, 102 transitions, 295 flow. Second operand 10 states and 1011 transitions. [2021-12-21 15:02:38,894 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 130 places, 169 transitions, 677 flow [2021-12-21 15:02:38,900 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 119 places, 169 transitions, 649 flow, removed 11 selfloop flow, removed 11 redundant places. [2021-12-21 15:02:38,902 INFO L242 Difference]: Finished difference. Result has 125 places, 106 transitions, 329 flow [2021-12-21 15:02:38,902 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=116, PETRI_DIFFERENCE_MINUEND_FLOW=267, PETRI_DIFFERENCE_MINUEND_PLACES=110, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=102, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=95, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=329, PETRI_PLACES=125, PETRI_TRANSITIONS=106} [2021-12-21 15:02:38,903 INFO L334 CegarLoopForPetriNet]: 121 programPoint places, 4 predicate places. [2021-12-21 15:02:38,903 INFO L470 AbstractCegarLoop]: Abstraction has has 125 places, 106 transitions, 329 flow [2021-12-21 15:02:38,903 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 94.83333333333333) internal successors, (569), 6 states have internal predecessors, (569), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:02:38,903 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-21 15:02:38,904 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 15:02:38,904 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-21 15:02:38,904 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-12-21 15:02:38,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 15:02:38,904 INFO L85 PathProgramCache]: Analyzing trace with hash -1675924850, now seen corresponding path program 1 times [2021-12-21 15:02:38,905 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 15:02:38,905 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289498446] [2021-12-21 15:02:38,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 15:02:38,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 15:02:38,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:02:38,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 15:02:38,996 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 15:02:38,996 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289498446] [2021-12-21 15:02:38,996 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [289498446] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 15:02:38,997 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 15:02:38,997 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-21 15:02:38,997 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1550299450] [2021-12-21 15:02:38,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 15:02:38,997 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-21 15:02:38,998 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 15:02:38,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-21 15:02:38,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-21 15:02:38,999 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 93 out of 116 [2021-12-21 15:02:38,999 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 125 places, 106 transitions, 329 flow. Second operand has 7 states, 7 states have (on average 94.85714285714286) internal successors, (664), 7 states have internal predecessors, (664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:02:39,000 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-21 15:02:39,000 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 93 of 116 [2021-12-21 15:02:39,000 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-21 15:02:39,427 INFO L129 PetriNetUnfolder]: 847/2156 cut-off events. [2021-12-21 15:02:39,428 INFO L130 PetriNetUnfolder]: For 3009/3140 co-relation queries the response was YES. [2021-12-21 15:02:39,434 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6268 conditions, 2156 events. 847/2156 cut-off events. For 3009/3140 co-relation queries the response was YES. Maximal size of possible extension queue 178. Compared 16923 event pairs, 69 based on Foata normal form. 65/2150 useless extension candidates. Maximal degree in co-relation 6200. Up to 514 conditions per place. [2021-12-21 15:02:39,438 INFO L132 encePairwiseOnDemand]: 106/116 looper letters, 49 selfloop transitions, 18 changer transitions 30/179 dead transitions. [2021-12-21 15:02:39,438 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 131 places, 179 transitions, 904 flow [2021-12-21 15:02:39,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-21 15:02:39,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-12-21 15:02:39,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1113 transitions. [2021-12-21 15:02:39,441 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.872257053291536 [2021-12-21 15:02:39,441 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 1113 transitions. [2021-12-21 15:02:39,441 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 1113 transitions. [2021-12-21 15:02:39,442 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-21 15:02:39,442 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 1113 transitions. [2021-12-21 15:02:39,444 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 101.18181818181819) internal successors, (1113), 11 states have internal predecessors, (1113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:02:39,445 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 116.0) internal successors, (1392), 12 states have internal predecessors, (1392), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:02:39,446 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 116.0) internal successors, (1392), 12 states have internal predecessors, (1392), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:02:39,446 INFO L186 Difference]: Start difference. First operand has 125 places, 106 transitions, 329 flow. Second operand 11 states and 1113 transitions. [2021-12-21 15:02:39,446 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 131 places, 179 transitions, 904 flow [2021-12-21 15:02:39,452 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 127 places, 179 transitions, 888 flow, removed 4 selfloop flow, removed 4 redundant places. [2021-12-21 15:02:39,454 INFO L242 Difference]: Finished difference. Result has 133 places, 121 transitions, 506 flow [2021-12-21 15:02:39,454 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=116, PETRI_DIFFERENCE_MINUEND_FLOW=320, PETRI_DIFFERENCE_MINUEND_PLACES=117, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=106, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=94, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=506, PETRI_PLACES=133, PETRI_TRANSITIONS=121} [2021-12-21 15:02:39,455 INFO L334 CegarLoopForPetriNet]: 121 programPoint places, 12 predicate places. [2021-12-21 15:02:39,455 INFO L470 AbstractCegarLoop]: Abstraction has has 133 places, 121 transitions, 506 flow [2021-12-21 15:02:39,455 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 94.85714285714286) internal successors, (664), 7 states have internal predecessors, (664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:02:39,455 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-21 15:02:39,455 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 15:02:39,455 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-21 15:02:39,456 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-12-21 15:02:39,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 15:02:39,456 INFO L85 PathProgramCache]: Analyzing trace with hash 393136652, now seen corresponding path program 1 times [2021-12-21 15:02:39,456 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 15:02:39,456 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1918444537] [2021-12-21 15:02:39,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 15:02:39,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 15:02:39,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:02:39,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 15:02:39,565 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 15:02:39,565 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1918444537] [2021-12-21 15:02:39,565 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1918444537] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 15:02:39,565 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 15:02:39,565 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-21 15:02:39,566 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1290937208] [2021-12-21 15:02:39,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 15:02:39,566 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-21 15:02:39,566 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 15:02:39,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-21 15:02:39,567 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-21 15:02:39,567 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 93 out of 116 [2021-12-21 15:02:39,568 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 133 places, 121 transitions, 506 flow. Second operand has 7 states, 7 states have (on average 95.28571428571429) internal successors, (667), 7 states have internal predecessors, (667), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:02:39,568 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-21 15:02:39,568 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 93 of 116 [2021-12-21 15:02:39,568 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-21 15:02:39,884 INFO L129 PetriNetUnfolder]: 405/1998 cut-off events. [2021-12-21 15:02:39,884 INFO L130 PetriNetUnfolder]: For 4242/4591 co-relation queries the response was YES. [2021-12-21 15:02:39,891 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5929 conditions, 1998 events. 405/1998 cut-off events. For 4242/4591 co-relation queries the response was YES. Maximal size of possible extension queue 189. Compared 19313 event pairs, 52 based on Foata normal form. 18/1905 useless extension candidates. Maximal degree in co-relation 5855. Up to 536 conditions per place. [2021-12-21 15:02:39,897 INFO L132 encePairwiseOnDemand]: 110/116 looper letters, 39 selfloop transitions, 3 changer transitions 17/160 dead transitions. [2021-12-21 15:02:39,897 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 139 places, 160 transitions, 774 flow [2021-12-21 15:02:39,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-21 15:02:39,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-12-21 15:02:39,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 707 transitions. [2021-12-21 15:02:39,899 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8706896551724138 [2021-12-21 15:02:39,900 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 707 transitions. [2021-12-21 15:02:39,900 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 707 transitions. [2021-12-21 15:02:39,900 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-21 15:02:39,900 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 707 transitions. [2021-12-21 15:02:39,901 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 101.0) internal successors, (707), 7 states have internal predecessors, (707), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:02:39,902 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 116.0) internal successors, (928), 8 states have internal predecessors, (928), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:02:39,903 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 116.0) internal successors, (928), 8 states have internal predecessors, (928), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:02:39,903 INFO L186 Difference]: Start difference. First operand has 133 places, 121 transitions, 506 flow. Second operand 7 states and 707 transitions. [2021-12-21 15:02:39,903 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 139 places, 160 transitions, 774 flow [2021-12-21 15:02:39,922 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 137 places, 160 transitions, 720 flow, removed 24 selfloop flow, removed 2 redundant places. [2021-12-21 15:02:39,924 INFO L242 Difference]: Finished difference. Result has 142 places, 123 transitions, 489 flow [2021-12-21 15:02:39,924 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=116, PETRI_DIFFERENCE_MINUEND_FLOW=452, PETRI_DIFFERENCE_MINUEND_PLACES=131, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=121, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=118, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=489, PETRI_PLACES=142, PETRI_TRANSITIONS=123} [2021-12-21 15:02:39,926 INFO L334 CegarLoopForPetriNet]: 121 programPoint places, 21 predicate places. [2021-12-21 15:02:39,927 INFO L470 AbstractCegarLoop]: Abstraction has has 142 places, 123 transitions, 489 flow [2021-12-21 15:02:39,927 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 95.28571428571429) internal successors, (667), 7 states have internal predecessors, (667), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:02:39,927 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-21 15:02:39,927 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 15:02:39,927 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-21 15:02:39,928 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-12-21 15:02:39,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 15:02:39,928 INFO L85 PathProgramCache]: Analyzing trace with hash -391975216, now seen corresponding path program 2 times [2021-12-21 15:02:39,929 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 15:02:39,929 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [709904024] [2021-12-21 15:02:39,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 15:02:39,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 15:02:39,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:02:40,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 15:02:40,044 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 15:02:40,044 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [709904024] [2021-12-21 15:02:40,044 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [709904024] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 15:02:40,044 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 15:02:40,044 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-21 15:02:40,045 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [241106831] [2021-12-21 15:02:40,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 15:02:40,045 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-21 15:02:40,045 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 15:02:40,046 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-21 15:02:40,046 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-21 15:02:40,046 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 93 out of 116 [2021-12-21 15:02:40,047 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 142 places, 123 transitions, 489 flow. Second operand has 8 states, 8 states have (on average 94.875) internal successors, (759), 8 states have internal predecessors, (759), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:02:40,047 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-21 15:02:40,047 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 93 of 116 [2021-12-21 15:02:40,047 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-21 15:02:40,560 INFO L129 PetriNetUnfolder]: 1246/3117 cut-off events. [2021-12-21 15:02:40,561 INFO L130 PetriNetUnfolder]: For 5172/5414 co-relation queries the response was YES. [2021-12-21 15:02:40,596 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9535 conditions, 3117 events. 1246/3117 cut-off events. For 5172/5414 co-relation queries the response was YES. Maximal size of possible extension queue 281. Compared 27176 event pairs, 105 based on Foata normal form. 76/3102 useless extension candidates. Maximal degree in co-relation 9508. Up to 446 conditions per place. [2021-12-21 15:02:40,600 INFO L132 encePairwiseOnDemand]: 106/116 looper letters, 27 selfloop transitions, 14 changer transitions 54/176 dead transitions. [2021-12-21 15:02:40,600 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 152 places, 176 transitions, 949 flow [2021-12-21 15:02:40,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-12-21 15:02:40,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-12-21 15:02:40,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 1381 transitions. [2021-12-21 15:02:40,604 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8503694581280788 [2021-12-21 15:02:40,604 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 1381 transitions. [2021-12-21 15:02:40,604 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 1381 transitions. [2021-12-21 15:02:40,605 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-21 15:02:40,605 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 1381 transitions. [2021-12-21 15:02:40,607 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 98.64285714285714) internal successors, (1381), 14 states have internal predecessors, (1381), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:02:40,609 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 116.0) internal successors, (1740), 15 states have internal predecessors, (1740), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:02:40,610 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 116.0) internal successors, (1740), 15 states have internal predecessors, (1740), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:02:40,610 INFO L186 Difference]: Start difference. First operand has 142 places, 123 transitions, 489 flow. Second operand 14 states and 1381 transitions. [2021-12-21 15:02:40,610 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 152 places, 176 transitions, 949 flow [2021-12-21 15:02:40,631 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 147 places, 176 transitions, 909 flow, removed 18 selfloop flow, removed 5 redundant places. [2021-12-21 15:02:40,633 INFO L242 Difference]: Finished difference. Result has 153 places, 111 transitions, 425 flow [2021-12-21 15:02:40,633 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=116, PETRI_DIFFERENCE_MINUEND_FLOW=461, PETRI_DIFFERENCE_MINUEND_PLACES=134, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=123, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=14, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=109, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=425, PETRI_PLACES=153, PETRI_TRANSITIONS=111} [2021-12-21 15:02:40,633 INFO L334 CegarLoopForPetriNet]: 121 programPoint places, 32 predicate places. [2021-12-21 15:02:40,634 INFO L470 AbstractCegarLoop]: Abstraction has has 153 places, 111 transitions, 425 flow [2021-12-21 15:02:40,634 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 94.875) internal successors, (759), 8 states have internal predecessors, (759), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:02:40,634 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-21 15:02:40,634 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 15:02:40,634 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-21 15:02:40,635 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-12-21 15:02:40,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 15:02:40,635 INFO L85 PathProgramCache]: Analyzing trace with hash -1532908603, now seen corresponding path program 1 times [2021-12-21 15:02:40,635 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 15:02:40,635 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1538728989] [2021-12-21 15:02:40,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 15:02:40,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 15:02:40,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:02:40,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 15:02:40,751 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 15:02:40,751 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1538728989] [2021-12-21 15:02:40,752 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1538728989] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 15:02:40,752 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 15:02:40,752 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-21 15:02:40,752 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351388104] [2021-12-21 15:02:40,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 15:02:40,752 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-21 15:02:40,752 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 15:02:40,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-21 15:02:40,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-21 15:02:40,754 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 89 out of 116 [2021-12-21 15:02:40,754 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 153 places, 111 transitions, 425 flow. Second operand has 7 states, 7 states have (on average 92.14285714285714) internal successors, (645), 7 states have internal predecessors, (645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:02:40,755 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-21 15:02:40,755 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 89 of 116 [2021-12-21 15:02:40,755 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-21 15:02:40,993 INFO L129 PetriNetUnfolder]: 151/1077 cut-off events. [2021-12-21 15:02:40,994 INFO L130 PetriNetUnfolder]: For 2039/2085 co-relation queries the response was YES. [2021-12-21 15:02:40,999 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2903 conditions, 1077 events. 151/1077 cut-off events. For 2039/2085 co-relation queries the response was YES. Maximal size of possible extension queue 134. Compared 9886 event pairs, 18 based on Foata normal form. 5/1019 useless extension candidates. Maximal degree in co-relation 2853. Up to 186 conditions per place. [2021-12-21 15:02:41,004 INFO L132 encePairwiseOnDemand]: 106/116 looper letters, 19 selfloop transitions, 5 changer transitions 18/127 dead transitions. [2021-12-21 15:02:41,004 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 150 places, 127 transitions, 581 flow [2021-12-21 15:02:41,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-21 15:02:41,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-12-21 15:02:41,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 663 transitions. [2021-12-21 15:02:41,006 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8165024630541872 [2021-12-21 15:02:41,006 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 663 transitions. [2021-12-21 15:02:41,006 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 663 transitions. [2021-12-21 15:02:41,007 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-21 15:02:41,007 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 663 transitions. [2021-12-21 15:02:41,008 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 94.71428571428571) internal successors, (663), 7 states have internal predecessors, (663), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:02:41,010 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 116.0) internal successors, (928), 8 states have internal predecessors, (928), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:02:41,011 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 116.0) internal successors, (928), 8 states have internal predecessors, (928), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:02:41,011 INFO L186 Difference]: Start difference. First operand has 153 places, 111 transitions, 425 flow. Second operand 7 states and 663 transitions. [2021-12-21 15:02:41,011 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 150 places, 127 transitions, 581 flow [2021-12-21 15:02:41,022 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 128 places, 127 transitions, 455 flow, removed 41 selfloop flow, removed 22 redundant places. [2021-12-21 15:02:41,023 INFO L242 Difference]: Finished difference. Result has 132 places, 107 transitions, 321 flow [2021-12-21 15:02:41,024 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=116, PETRI_DIFFERENCE_MINUEND_FLOW=319, PETRI_DIFFERENCE_MINUEND_PLACES=122, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=111, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=106, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=321, PETRI_PLACES=132, PETRI_TRANSITIONS=107} [2021-12-21 15:02:41,026 INFO L334 CegarLoopForPetriNet]: 121 programPoint places, 11 predicate places. [2021-12-21 15:02:41,026 INFO L470 AbstractCegarLoop]: Abstraction has has 132 places, 107 transitions, 321 flow [2021-12-21 15:02:41,026 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 92.14285714285714) internal successors, (645), 7 states have internal predecessors, (645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:02:41,026 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-21 15:02:41,026 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 15:02:41,027 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-21 15:02:41,027 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-12-21 15:02:41,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 15:02:41,027 INFO L85 PathProgramCache]: Analyzing trace with hash -1926835497, now seen corresponding path program 2 times [2021-12-21 15:02:41,027 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 15:02:41,028 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2059981112] [2021-12-21 15:02:41,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 15:02:41,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 15:02:41,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:02:41,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 15:02:41,204 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 15:02:41,205 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2059981112] [2021-12-21 15:02:41,205 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2059981112] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 15:02:41,205 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 15:02:41,205 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-12-21 15:02:41,205 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1444606862] [2021-12-21 15:02:41,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 15:02:41,206 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-12-21 15:02:41,206 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 15:02:41,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-12-21 15:02:41,207 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-12-21 15:02:41,207 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 90 out of 116 [2021-12-21 15:02:41,211 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 132 places, 107 transitions, 321 flow. Second operand has 9 states, 9 states have (on average 92.33333333333333) internal successors, (831), 9 states have internal predecessors, (831), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:02:41,211 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-21 15:02:41,211 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 90 of 116 [2021-12-21 15:02:41,211 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-21 15:02:41,371 INFO L129 PetriNetUnfolder]: 56/483 cut-off events. [2021-12-21 15:02:41,372 INFO L130 PetriNetUnfolder]: For 174/187 co-relation queries the response was YES. [2021-12-21 15:02:41,373 INFO L84 FinitePrefix]: Finished finitePrefix Result has 876 conditions, 483 events. 56/483 cut-off events. For 174/187 co-relation queries the response was YES. Maximal size of possible extension queue 61. Compared 3359 event pairs, 2 based on Foata normal form. 1/455 useless extension candidates. Maximal degree in co-relation 859. Up to 72 conditions per place. [2021-12-21 15:02:41,374 INFO L132 encePairwiseOnDemand]: 107/116 looper letters, 21 selfloop transitions, 5 changer transitions 7/119 dead transitions. [2021-12-21 15:02:41,374 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 138 places, 119 transitions, 427 flow [2021-12-21 15:02:41,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-21 15:02:41,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-12-21 15:02:41,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 934 transitions. [2021-12-21 15:02:41,376 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8051724137931034 [2021-12-21 15:02:41,376 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 934 transitions. [2021-12-21 15:02:41,376 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 934 transitions. [2021-12-21 15:02:41,377 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-21 15:02:41,377 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 934 transitions. [2021-12-21 15:02:41,378 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 93.4) internal successors, (934), 10 states have internal predecessors, (934), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:02:41,380 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 116.0) internal successors, (1276), 11 states have internal predecessors, (1276), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:02:41,380 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 116.0) internal successors, (1276), 11 states have internal predecessors, (1276), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:02:41,380 INFO L186 Difference]: Start difference. First operand has 132 places, 107 transitions, 321 flow. Second operand 10 states and 934 transitions. [2021-12-21 15:02:41,381 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 138 places, 119 transitions, 427 flow [2021-12-21 15:02:41,382 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 131 places, 119 transitions, 393 flow, removed 10 selfloop flow, removed 7 redundant places. [2021-12-21 15:02:41,383 INFO L242 Difference]: Finished difference. Result has 137 places, 109 transitions, 326 flow [2021-12-21 15:02:41,383 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=116, PETRI_DIFFERENCE_MINUEND_FLOW=295, PETRI_DIFFERENCE_MINUEND_PLACES=122, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=107, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=103, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=326, PETRI_PLACES=137, PETRI_TRANSITIONS=109} [2021-12-21 15:02:41,384 INFO L334 CegarLoopForPetriNet]: 121 programPoint places, 16 predicate places. [2021-12-21 15:02:41,384 INFO L470 AbstractCegarLoop]: Abstraction has has 137 places, 109 transitions, 326 flow [2021-12-21 15:02:41,385 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 92.33333333333333) internal successors, (831), 9 states have internal predecessors, (831), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 15:02:41,385 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-21 15:02:41,385 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 15:02:41,385 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-21 15:02:41,386 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-12-21 15:02:41,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 15:02:41,387 INFO L85 PathProgramCache]: Analyzing trace with hash -680506371, now seen corresponding path program 3 times [2021-12-21 15:02:41,387 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 15:02:41,387 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1824801845] [2021-12-21 15:02:41,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 15:02:41,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 15:02:41,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 15:02:41,424 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-21 15:02:41,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 15:02:41,499 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-21 15:02:41,500 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-21 15:02:41,501 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 6 remaining) [2021-12-21 15:02:41,502 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION (4 of 6 remaining) [2021-12-21 15:02:41,502 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 6 remaining) [2021-12-21 15:02:41,504 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (2 of 6 remaining) [2021-12-21 15:02:41,505 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (1 of 6 remaining) [2021-12-21 15:02:41,505 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 6 remaining) [2021-12-21 15:02:41,505 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-12-21 15:02:41,508 INFO L732 BasicCegarLoop]: Path program histogram: [3, 2, 1, 1, 1, 1, 1] [2021-12-21 15:02:41,512 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-12-21 15:02:41,512 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-21 15:02:41,635 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.12 03:02:41 BasicIcfg [2021-12-21 15:02:41,636 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-21 15:02:41,636 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-21 15:02:41,636 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-21 15:02:41,636 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-21 15:02:41,637 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 03:02:36" (3/4) ... [2021-12-21 15:02:41,638 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-12-21 15:02:41,700 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-21 15:02:41,700 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-21 15:02:41,701 INFO L158 Benchmark]: Toolchain (without parser) took 6975.88ms. Allocated memory was 121.6MB in the beginning and 446.7MB in the end (delta: 325.1MB). Free memory was 87.6MB in the beginning and 349.8MB in the end (delta: -262.2MB). Peak memory consumption was 63.2MB. Max. memory is 16.1GB. [2021-12-21 15:02:41,701 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 77.6MB. Free memory was 36.9MB in the beginning and 36.8MB in the end (delta: 45.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-21 15:02:41,702 INFO L158 Benchmark]: CACSL2BoogieTranslator took 411.67ms. Allocated memory is still 121.6MB. Free memory was 87.6MB in the beginning and 83.1MB in the end (delta: 4.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-21 15:02:41,702 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.17ms. Allocated memory is still 121.6MB. Free memory was 82.4MB in the beginning and 80.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-21 15:02:41,702 INFO L158 Benchmark]: Boogie Preprocessor took 28.70ms. Allocated memory is still 121.6MB. Free memory was 80.3MB in the beginning and 78.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-21 15:02:41,702 INFO L158 Benchmark]: RCFGBuilder took 939.58ms. Allocated memory was 121.6MB in the beginning and 182.5MB in the end (delta: 60.8MB). Free memory was 78.2MB in the beginning and 126.8MB in the end (delta: -48.5MB). Peak memory consumption was 47.6MB. Max. memory is 16.1GB. [2021-12-21 15:02:41,703 INFO L158 Benchmark]: TraceAbstraction took 5465.84ms. Allocated memory was 182.5MB in the beginning and 446.7MB in the end (delta: 264.2MB). Free memory was 126.8MB in the beginning and 385.5MB in the end (delta: -258.7MB). Peak memory consumption was 248.8MB. Max. memory is 16.1GB. [2021-12-21 15:02:41,703 INFO L158 Benchmark]: Witness Printer took 64.40ms. Allocated memory is still 446.7MB. Free memory was 385.5MB in the beginning and 349.8MB in the end (delta: 35.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2021-12-21 15:02:41,704 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 77.6MB. Free memory was 36.9MB in the beginning and 36.8MB in the end (delta: 45.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 411.67ms. Allocated memory is still 121.6MB. Free memory was 87.6MB in the beginning and 83.1MB in the end (delta: 4.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.17ms. Allocated memory is still 121.6MB. Free memory was 82.4MB in the beginning and 80.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.70ms. Allocated memory is still 121.6MB. Free memory was 80.3MB in the beginning and 78.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 939.58ms. Allocated memory was 121.6MB in the beginning and 182.5MB in the end (delta: 60.8MB). Free memory was 78.2MB in the beginning and 126.8MB in the end (delta: -48.5MB). Peak memory consumption was 47.6MB. Max. memory is 16.1GB. * TraceAbstraction took 5465.84ms. Allocated memory was 182.5MB in the beginning and 446.7MB in the end (delta: 264.2MB). Free memory was 126.8MB in the beginning and 385.5MB in the end (delta: -258.7MB). Peak memory consumption was 248.8MB. Max. memory is 16.1GB. * Witness Printer took 64.40ms. Allocated memory is still 446.7MB. Free memory was 385.5MB in the beginning and 349.8MB in the end (delta: 35.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - 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; VAL [__unbuffered_cnt=0] [L712] 0 int __unbuffered_p0_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0] [L714] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0] [L716] 0 int __unbuffered_p2_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0] [L717] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0] [L718] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0] [L720] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L721] 0 _Bool x$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0] [L722] 0 int x$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0] [L723] 0 _Bool x$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0] [L724] 0 _Bool x$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0] [L725] 0 _Bool x$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0] [L726] 0 _Bool x$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0] [L727] 0 _Bool x$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0] [L728] 0 _Bool x$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0] [L729] 0 _Bool x$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0] [L730] 0 _Bool x$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0] [L731] 0 _Bool x$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0] [L732] 0 int *x$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}] [L733] 0 int x$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0] [L734] 0 _Bool x$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0] [L735] 0 int x$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0] [L736] 0 _Bool x$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0] [L738] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L740] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L741] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L742] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L834] 0 pthread_t t666; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, t666={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L835] FCALL, FORK 0 pthread_create(&t666, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t666, ((void *)0), P0, ((void *)0))=-2, t666={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L836] 0 pthread_t t667; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t666={5:0}, t667={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L837] FCALL, FORK 0 pthread_create(&t667, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t667, ((void *)0), P1, ((void *)0))=-1, t666={5:0}, t667={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L838] 0 pthread_t t668; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t666={5:0}, t667={6:0}, t668={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L839] FCALL, FORK 0 pthread_create(&t668, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t668, ((void *)0), P2, ((void *)0))=0, t666={5:0}, t667={6:0}, t668={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L774] 2 x$w_buff1 = x$w_buff0 [L775] 2 x$w_buff0 = 1 [L776] 2 x$w_buff1_used = x$w_buff0_used [L777] 2 x$w_buff0_used = (_Bool)1 [L778] CALL 2 __VERIFIER_assert(!(x$w_buff1_used && x$w_buff0_used)) [L19] COND FALSE 2 !(!expression) [L778] RET 2 __VERIFIER_assert(!(x$w_buff1_used && x$w_buff0_used)) [L779] 2 x$r_buff1_thd0 = x$r_buff0_thd0 [L780] 2 x$r_buff1_thd1 = x$r_buff0_thd1 [L781] 2 x$r_buff1_thd2 = x$r_buff0_thd2 [L782] 2 x$r_buff1_thd3 = x$r_buff0_thd3 [L783] 2 x$r_buff0_thd2 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L786] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=0] [L803] 3 y = 2 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2, z=0] [L806] 3 __unbuffered_p2_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2, z=0] [L809] 3 __unbuffered_p2_EBX = z VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2, z=0] [L746] 1 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2, z=1] [L749] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L750] 1 weak$$choice2 = __VERIFIER_nondet_bool() [L751] 1 x$flush_delayed = weak$$choice2 [L752] 1 x$mem_tmp = x [L753] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) [L753] 1 x = !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) [L754] EXPR 1 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L754] 1 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L755] EXPR 1 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L755] 1 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L756] EXPR 1 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L756] 1 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L757] EXPR 1 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L757] 1 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L758] EXPR 1 weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) [L758] 1 x$r_buff0_thd1 = weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) [L759] EXPR 1 weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L759] 1 x$r_buff1_thd1 = weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L760] 1 __unbuffered_p0_EAX = x [L761] EXPR 1 x$flush_delayed ? x$mem_tmp : x [L761] 1 x = x$flush_delayed ? x$mem_tmp : x [L762] 1 x$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2, z=1] [L789] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L789] 2 x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L790] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L790] 2 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L791] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L791] 2 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L792] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L792] 2 x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L793] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L793] 2 x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L812] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L812] EXPR 3 x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x [L812] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L812] 3 x = x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L813] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used [L813] 3 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used [L814] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used [L814] 3 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used [L815] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3 [L815] 3 x$r_buff0_thd3 = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3 [L816] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3 [L816] 3 x$r_buff1_thd3 = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3 [L796] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2, z=1] [L767] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2, z=1] [L819] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2, z=1] [L841] 0 main$tmp_guard0 = __unbuffered_cnt == 3 VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t666={5:0}, t667={6:0}, t668={3:0}, weak$$choice0=49, weak$$choice2=255, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2, z=1] [L843] CALL 0 assume_abort_if_not(main$tmp_guard0) [L4] COND FALSE 0 !(!cond) VAL [\old(cond)=1, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2, z=1] [L843] RET 0 assume_abort_if_not(main$tmp_guard0) [L845] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L845] EXPR 0 x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x [L845] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L845] 0 x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L846] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L846] 0 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L847] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L847] 0 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L848] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L848] 0 x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L849] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L849] 0 x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L852] 0 main$tmp_guard1 = !(y == 2 && __unbuffered_p0_EAX == 0 && __unbuffered_p2_EAX == 2 && __unbuffered_p2_EBX == 0) VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t666={5:0}, t667={6:0}, t668={3:0}, weak$$choice0=49, weak$$choice2=255, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2, z=1] [L854] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L19] COND TRUE 0 !expression VAL [\old(expression)=0, \old(expression)=1, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2, z=1] [L19] 0 reach_error() VAL [\old(expression)=1, \old(expression)=0, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2, z=1] - UnprovableResult [Line: 19]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 835]: 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: 837]: 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: 839]: 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, 143 locations, 6 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 5.2s, OverallIterations: 10, TraceHistogramMax: 1, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 3.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 422 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 422 mSDsluCounter, 387 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 748 mSDsCounter, 80 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 996 IncrementalHoareTripleChecker+Invalid, 1076 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 80 mSolverCounterUnsat, 89 mSDtfsCounter, 996 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 100 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=506occurred in iteration=5, InterpolantAutomatonStates: 80, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 804 NumberOfCodeBlocks, 804 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 705 ConstructedInterpolants, 0 QuantifiedInterpolants, 2559 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-12-21 15:02:41,751 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE