./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/mix004.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e19ca921 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/mix004.oepc.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 81dfcecae183e47a2274a923e55daf761c46d6146ab2c58970ae115599afe231 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 13:26:37,931 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 13:26:37,933 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 13:26:37,995 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 13:26:37,995 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 13:26:37,997 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 13:26:37,999 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 13:26:38,001 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 13:26:38,002 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 13:26:38,005 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 13:26:38,006 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 13:26:38,007 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 13:26:38,007 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 13:26:38,009 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 13:26:38,010 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 13:26:38,012 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 13:26:38,013 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 13:26:38,013 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 13:26:38,015 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 13:26:38,019 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 13:26:38,020 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 13:26:38,020 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 13:26:38,035 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 13:26:38,036 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 13:26:38,041 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 13:26:38,041 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 13:26:38,041 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 13:26:38,042 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 13:26:38,043 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 13:26:38,043 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 13:26:38,044 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 13:26:38,044 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 13:26:38,045 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 13:26:38,046 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 13:26:38,047 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 13:26:38,047 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 13:26:38,047 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 13:26:38,047 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 13:26:38,048 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 13:26:38,048 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 13:26:38,048 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 13:26:38,050 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-22 13:26:38,088 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 13:26:38,088 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 13:26:38,089 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 13:26:38,089 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 13:26:38,089 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 13:26:38,090 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 13:26:38,090 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 13:26:38,090 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 13:26:38,090 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 13:26:38,090 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 13:26:38,091 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-22 13:26:38,091 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 13:26:38,091 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-22 13:26:38,091 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 13:26:38,092 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-22 13:26:38,092 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 13:26:38,092 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-22 13:26:38,092 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-22 13:26:38,092 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 13:26:38,092 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 13:26:38,092 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-22 13:26:38,093 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 13:26:38,093 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 13:26:38,093 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 13:26:38,093 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 13:26:38,093 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 13:26:38,093 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 13:26:38,093 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-22 13:26:38,094 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 13:26:38,094 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 13:26:38,094 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-22 13:26:38,094 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-22 13:26:38,094 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-22 13:26:38,094 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 13:26:38,094 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 81dfcecae183e47a2274a923e55daf761c46d6146ab2c58970ae115599afe231 [2021-12-22 13:26:38,326 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 13:26:38,346 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 13:26:38,348 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 13:26:38,349 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 13:26:38,349 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 13:26:38,350 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/mix004.oepc.i [2021-12-22 13:26:38,406 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49fdabeb8/22dd15f6986b49d4923433fb737f7e9d/FLAGad618854d [2021-12-22 13:26:38,794 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 13:26:38,795 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix004.oepc.i [2021-12-22 13:26:38,811 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49fdabeb8/22dd15f6986b49d4923433fb737f7e9d/FLAGad618854d [2021-12-22 13:26:38,821 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49fdabeb8/22dd15f6986b49d4923433fb737f7e9d [2021-12-22 13:26:38,823 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 13:26:38,824 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 13:26:38,825 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 13:26:38,825 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 13:26:38,827 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 13:26:38,828 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 01:26:38" (1/1) ... [2021-12-22 13:26:38,828 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71b72a04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:26:38, skipping insertion in model container [2021-12-22 13:26:38,829 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 01:26:38" (1/1) ... [2021-12-22 13:26:38,833 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 13:26:38,875 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 13:26:39,105 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/mix004.oepc.i[945,958] [2021-12-22 13:26:39,299 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 13:26:39,308 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 13:26:39,318 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/mix004.oepc.i[945,958] [2021-12-22 13:26:39,360 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 13:26:39,391 INFO L208 MainTranslator]: Completed translation [2021-12-22 13:26:39,392 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:26:39 WrapperNode [2021-12-22 13:26:39,392 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 13:26:39,393 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 13:26:39,393 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 13:26:39,393 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 13:26:39,397 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:26:39" (1/1) ... [2021-12-22 13:26:39,424 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:26:39" (1/1) ... [2021-12-22 13:26:39,442 INFO L137 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 195 [2021-12-22 13:26:39,443 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 13:26:39,444 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 13:26:39,444 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 13:26:39,444 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 13:26:39,449 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:26:39" (1/1) ... [2021-12-22 13:26:39,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:26:39" (1/1) ... [2021-12-22 13:26:39,459 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:26:39" (1/1) ... [2021-12-22 13:26:39,459 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:26:39" (1/1) ... [2021-12-22 13:26:39,471 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:26:39" (1/1) ... [2021-12-22 13:26:39,483 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:26:39" (1/1) ... [2021-12-22 13:26:39,484 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:26:39" (1/1) ... [2021-12-22 13:26:39,495 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 13:26:39,496 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 13:26:39,496 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 13:26:39,496 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 13:26:39,497 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:26:39" (1/1) ... [2021-12-22 13:26:39,504 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 13:26:39,513 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 13:26:39,523 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) [2021-12-22 13:26:39,525 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 [2021-12-22 13:26:39,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-22 13:26:39,570 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-12-22 13:26:39,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-22 13:26:39,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-22 13:26:39,570 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-22 13:26:39,570 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-12-22 13:26:39,570 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-12-22 13:26:39,570 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-12-22 13:26:39,570 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-12-22 13:26:39,570 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-12-22 13:26:39,570 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-12-22 13:26:39,570 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-12-22 13:26:39,570 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-12-22 13:26:39,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-22 13:26:39,570 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-12-22 13:26:39,570 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 13:26:39,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 13:26:39,572 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-12-22 13:26:39,664 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 13:26:39,665 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 13:26:40,046 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 13:26:40,311 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 13:26:40,312 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-22 13:26:40,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 01:26:40 BoogieIcfgContainer [2021-12-22 13:26:40,314 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 13:26:40,315 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-22 13:26:40,315 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-22 13:26:40,317 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-22 13:26:40,318 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 01:26:38" (1/3) ... [2021-12-22 13:26:40,318 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@525c8a86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 01:26:40, skipping insertion in model container [2021-12-22 13:26:40,318 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:26:39" (2/3) ... [2021-12-22 13:26:40,319 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@525c8a86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 01:26:40, skipping insertion in model container [2021-12-22 13:26:40,319 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 01:26:40" (3/3) ... [2021-12-22 13:26:40,320 INFO L111 eAbstractionObserver]: Analyzing ICFG mix004.oepc.i [2021-12-22 13:26:40,323 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-12-22 13:26:40,323 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-22 13:26:40,324 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-12-22 13:26:40,324 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-12-22 13:26:40,377 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,377 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,377 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,378 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,378 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,378 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,378 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,379 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,379 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,379 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,379 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,380 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,380 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,380 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,380 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,380 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,381 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,381 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,381 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,382 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,382 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,382 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,382 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,383 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,383 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,383 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,383 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,383 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,384 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,384 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,384 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,384 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,384 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,385 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,385 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,385 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,385 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,385 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,385 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,386 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,386 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,386 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,386 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,386 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,386 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,387 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,387 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,387 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,387 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,387 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,388 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,388 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,388 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,388 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,388 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,388 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,389 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,389 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,389 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,389 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,389 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,389 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,390 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,390 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,390 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,390 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,390 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,391 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,391 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,391 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,391 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,391 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,391 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,391 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,392 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,392 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,393 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,393 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,395 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,395 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,395 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,395 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,396 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,397 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,397 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,397 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,397 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,401 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,402 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,402 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,402 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,402 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,402 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,402 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,403 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,403 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,403 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,403 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,403 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,403 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,403 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,404 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,404 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,404 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,404 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,404 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,404 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,404 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,404 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,405 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,405 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,406 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,406 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,406 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,406 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,406 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,406 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,406 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,406 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,406 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,407 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,407 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,407 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,407 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,407 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,407 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,407 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,407 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,407 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,408 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,408 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,408 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,409 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,410 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,410 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,410 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,410 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,410 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,410 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,410 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,410 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,410 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,411 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,411 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,411 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,411 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,411 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,412 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,412 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,412 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,412 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,413 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,413 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,413 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,413 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,413 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,414 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,414 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,414 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,414 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,414 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,414 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,414 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,414 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,414 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,415 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,415 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,415 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,415 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,415 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,417 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,417 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,417 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,417 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,417 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,417 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,417 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,418 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,418 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,418 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,418 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,418 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,418 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,418 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,419 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,419 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,419 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,419 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,422 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,422 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,422 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,422 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,422 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,422 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,422 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,423 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,423 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,423 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,423 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,423 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,423 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,423 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,424 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,424 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,424 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,427 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,427 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,427 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,427 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,427 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,427 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,427 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,428 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,428 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,429 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,429 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,429 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,429 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,429 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,429 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,429 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,430 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,430 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,430 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,431 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,431 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,431 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,432 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,432 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,433 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,433 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,433 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,433 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,433 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,434 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,434 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,434 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,434 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,434 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,434 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,434 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,435 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,435 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,435 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,435 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,435 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,436 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,436 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,436 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,436 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,436 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,436 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,436 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:26:40,437 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-12-22 13:26:40,467 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-22 13:26:40,471 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 [2021-12-22 13:26:40,471 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-12-22 13:26:40,481 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 152 places, 141 transitions, 302 flow [2021-12-22 13:26:40,526 INFO L129 PetriNetUnfolder]: 2/137 cut-off events. [2021-12-22 13:26:40,527 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-12-22 13:26:40,530 INFO L84 FinitePrefix]: Finished finitePrefix Result has 150 conditions, 137 events. 2/137 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 79 event pairs, 0 based on Foata normal form. 0/133 useless extension candidates. Maximal degree in co-relation 93. Up to 2 conditions per place. [2021-12-22 13:26:40,530 INFO L82 GeneralOperation]: Start removeDead. Operand has 152 places, 141 transitions, 302 flow [2021-12-22 13:26:40,535 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 148 places, 137 transitions, 286 flow [2021-12-22 13:26:40,549 INFO L129 PetriNetUnfolder]: 0/54 cut-off events. [2021-12-22 13:26:40,549 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-12-22 13:26:40,549 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:26:40,550 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] [2021-12-22 13:26:40,550 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-22 13:26:40,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:26:40,555 INFO L85 PathProgramCache]: Analyzing trace with hash 765515669, now seen corresponding path program 1 times [2021-12-22 13:26:40,561 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:26:40,561 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [611607333] [2021-12-22 13:26:40,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:26:40,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:26:40,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:26:40,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 13:26:40,817 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 13:26:40,817 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [611607333] [2021-12-22 13:26:40,818 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [611607333] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 13:26:40,818 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 13:26:40,818 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-22 13:26:40,819 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491175040] [2021-12-22 13:26:40,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 13:26:40,827 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-22 13:26:40,827 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 13:26:40,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-22 13:26:40,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-22 13:26:40,852 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 141 [2021-12-22 13:26:40,855 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 148 places, 137 transitions, 286 flow. Second operand has 3 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 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) [2021-12-22 13:26:40,856 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-22 13:26:40,856 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 141 [2021-12-22 13:26:40,857 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-22 13:26:41,006 INFO L129 PetriNetUnfolder]: 162/551 cut-off events. [2021-12-22 13:26:41,007 INFO L130 PetriNetUnfolder]: For 22/22 co-relation queries the response was YES. [2021-12-22 13:26:41,010 INFO L84 FinitePrefix]: Finished finitePrefix Result has 857 conditions, 551 events. 162/551 cut-off events. For 22/22 co-relation queries the response was YES. Maximal size of possible extension queue 44. Compared 2886 event pairs, 34 based on Foata normal form. 53/575 useless extension candidates. Maximal degree in co-relation 797. Up to 191 conditions per place. [2021-12-22 13:26:41,014 INFO L132 encePairwiseOnDemand]: 136/141 looper letters, 18 selfloop transitions, 2 changer transitions 0/141 dead transitions. [2021-12-22 13:26:41,014 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 148 places, 141 transitions, 343 flow [2021-12-22 13:26:41,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-22 13:26:41,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-12-22 13:26:41,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 400 transitions. [2021-12-22 13:26:41,025 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9456264775413712 [2021-12-22 13:26:41,026 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 400 transitions. [2021-12-22 13:26:41,026 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 400 transitions. [2021-12-22 13:26:41,027 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 13:26:41,029 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 400 transitions. [2021-12-22 13:26:41,033 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 133.33333333333334) internal successors, (400), 3 states have internal predecessors, (400), 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) [2021-12-22 13:26:41,037 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 141.0) internal successors, (564), 4 states have internal predecessors, (564), 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) [2021-12-22 13:26:41,038 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 141.0) internal successors, (564), 4 states have internal predecessors, (564), 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) [2021-12-22 13:26:41,039 INFO L186 Difference]: Start difference. First operand has 148 places, 137 transitions, 286 flow. Second operand 3 states and 400 transitions. [2021-12-22 13:26:41,040 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 148 places, 141 transitions, 343 flow [2021-12-22 13:26:41,042 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 144 places, 141 transitions, 336 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-12-22 13:26:41,045 INFO L242 Difference]: Finished difference. Result has 144 places, 133 transitions, 278 flow [2021-12-22 13:26:41,047 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=274, PETRI_DIFFERENCE_MINUEND_PLACES=142, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=133, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=131, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=278, PETRI_PLACES=144, PETRI_TRANSITIONS=133} [2021-12-22 13:26:41,049 INFO L334 CegarLoopForPetriNet]: 148 programPoint places, -4 predicate places. [2021-12-22 13:26:41,050 INFO L470 AbstractCegarLoop]: Abstraction has has 144 places, 133 transitions, 278 flow [2021-12-22 13:26:41,050 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 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) [2021-12-22 13:26:41,050 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:26:41,051 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] [2021-12-22 13:26:41,051 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-22 13:26:41,051 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-22 13:26:41,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:26:41,052 INFO L85 PathProgramCache]: Analyzing trace with hash 513982915, now seen corresponding path program 1 times [2021-12-22 13:26:41,052 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:26:41,052 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948915035] [2021-12-22 13:26:41,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:26:41,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:26:41,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:26:41,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 13:26:41,273 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 13:26:41,273 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [948915035] [2021-12-22 13:26:41,273 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [948915035] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 13:26:41,273 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 13:26:41,273 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-22 13:26:41,273 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495022055] [2021-12-22 13:26:41,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 13:26:41,274 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-22 13:26:41,274 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 13:26:41,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-22 13:26:41,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-22 13:26:41,276 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 108 out of 141 [2021-12-22 13:26:41,277 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 144 places, 133 transitions, 278 flow. Second operand has 7 states, 7 states have (on average 110.42857142857143) internal successors, (773), 7 states have internal predecessors, (773), 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) [2021-12-22 13:26:41,277 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-22 13:26:41,277 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 108 of 141 [2021-12-22 13:26:41,277 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-22 13:26:43,071 INFO L129 PetriNetUnfolder]: 6157/13838 cut-off events. [2021-12-22 13:26:43,071 INFO L130 PetriNetUnfolder]: For 568/568 co-relation queries the response was YES. [2021-12-22 13:26:43,110 INFO L84 FinitePrefix]: Finished finitePrefix Result has 22976 conditions, 13838 events. 6157/13838 cut-off events. For 568/568 co-relation queries the response was YES. Maximal size of possible extension queue 606. Compared 130967 event pairs, 861 based on Foata normal form. 0/13597 useless extension candidates. Maximal degree in co-relation 22912. Up to 4372 conditions per place. [2021-12-22 13:26:43,141 INFO L132 encePairwiseOnDemand]: 133/141 looper letters, 33 selfloop transitions, 4 changer transitions 80/208 dead transitions. [2021-12-22 13:26:43,141 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 153 places, 208 transitions, 650 flow [2021-12-22 13:26:43,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-22 13:26:43,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-12-22 13:26:43,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1186 transitions. [2021-12-22 13:26:43,145 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8411347517730496 [2021-12-22 13:26:43,145 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1186 transitions. [2021-12-22 13:26:43,146 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1186 transitions. [2021-12-22 13:26:43,146 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 13:26:43,146 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1186 transitions. [2021-12-22 13:26:43,149 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 118.6) internal successors, (1186), 10 states have internal predecessors, (1186), 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) [2021-12-22 13:26:43,152 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 141.0) internal successors, (1551), 11 states have internal predecessors, (1551), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:26:43,152 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 141.0) internal successors, (1551), 11 states have internal predecessors, (1551), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:26:43,152 INFO L186 Difference]: Start difference. First operand has 144 places, 133 transitions, 278 flow. Second operand 10 states and 1186 transitions. [2021-12-22 13:26:43,152 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 153 places, 208 transitions, 650 flow [2021-12-22 13:26:43,155 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 151 places, 208 transitions, 632 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-12-22 13:26:43,157 INFO L242 Difference]: Finished difference. Result has 158 places, 119 transitions, 270 flow [2021-12-22 13:26:43,158 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=274, PETRI_DIFFERENCE_MINUEND_PLACES=142, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=133, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=129, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=270, PETRI_PLACES=158, PETRI_TRANSITIONS=119} [2021-12-22 13:26:43,158 INFO L334 CegarLoopForPetriNet]: 148 programPoint places, 10 predicate places. [2021-12-22 13:26:43,158 INFO L470 AbstractCegarLoop]: Abstraction has has 158 places, 119 transitions, 270 flow [2021-12-22 13:26:43,159 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 110.42857142857143) internal successors, (773), 7 states have internal predecessors, (773), 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) [2021-12-22 13:26:43,159 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:26:43,159 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, 1] [2021-12-22 13:26:43,159 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-22 13:26:43,159 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-22 13:26:43,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:26:43,160 INFO L85 PathProgramCache]: Analyzing trace with hash -2058537064, now seen corresponding path program 1 times [2021-12-22 13:26:43,161 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:26:43,161 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1241186358] [2021-12-22 13:26:43,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:26:43,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:26:43,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:26:43,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 13:26:43,342 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 13:26:43,342 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1241186358] [2021-12-22 13:26:43,342 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1241186358] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 13:26:43,342 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 13:26:43,342 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-22 13:26:43,343 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16202026] [2021-12-22 13:26:43,343 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 13:26:43,344 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-22 13:26:43,344 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 13:26:43,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-22 13:26:43,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-22 13:26:43,345 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 108 out of 141 [2021-12-22 13:26:43,346 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 158 places, 119 transitions, 270 flow. Second operand has 7 states, 7 states have (on average 110.57142857142857) internal successors, (774), 7 states have internal predecessors, (774), 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) [2021-12-22 13:26:43,346 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-22 13:26:43,346 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 108 of 141 [2021-12-22 13:26:43,346 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-22 13:26:44,314 INFO L129 PetriNetUnfolder]: 4062/6547 cut-off events. [2021-12-22 13:26:44,315 INFO L130 PetriNetUnfolder]: For 1488/1488 co-relation queries the response was YES. [2021-12-22 13:26:44,334 INFO L84 FinitePrefix]: Finished finitePrefix Result has 13883 conditions, 6547 events. 4062/6547 cut-off events. For 1488/1488 co-relation queries the response was YES. Maximal size of possible extension queue 357. Compared 41163 event pairs, 558 based on Foata normal form. 144/6595 useless extension candidates. Maximal degree in co-relation 13810. Up to 3207 conditions per place. [2021-12-22 13:26:44,359 INFO L132 encePairwiseOnDemand]: 135/141 looper letters, 36 selfloop transitions, 2 changer transitions 58/187 dead transitions. [2021-12-22 13:26:44,359 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 146 places, 187 transitions, 621 flow [2021-12-22 13:26:44,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-22 13:26:44,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-12-22 13:26:44,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1070 transitions. [2021-12-22 13:26:44,362 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.843183609141056 [2021-12-22 13:26:44,362 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1070 transitions. [2021-12-22 13:26:44,362 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1070 transitions. [2021-12-22 13:26:44,363 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 13:26:44,363 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1070 transitions. [2021-12-22 13:26:44,365 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 118.88888888888889) internal successors, (1070), 9 states have internal predecessors, (1070), 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) [2021-12-22 13:26:44,366 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 141.0) internal successors, (1410), 10 states have internal predecessors, (1410), 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) [2021-12-22 13:26:44,367 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 141.0) internal successors, (1410), 10 states have internal predecessors, (1410), 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) [2021-12-22 13:26:44,367 INFO L186 Difference]: Start difference. First operand has 158 places, 119 transitions, 270 flow. Second operand 9 states and 1070 transitions. [2021-12-22 13:26:44,367 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 146 places, 187 transitions, 621 flow [2021-12-22 13:26:44,413 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 137 places, 187 transitions, 583 flow, removed 14 selfloop flow, removed 9 redundant places. [2021-12-22 13:26:44,415 INFO L242 Difference]: Finished difference. Result has 144 places, 119 transitions, 270 flow [2021-12-22 13:26:44,415 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=250, PETRI_DIFFERENCE_MINUEND_PLACES=129, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=119, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=117, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=270, PETRI_PLACES=144, PETRI_TRANSITIONS=119} [2021-12-22 13:26:44,416 INFO L334 CegarLoopForPetriNet]: 148 programPoint places, -4 predicate places. [2021-12-22 13:26:44,416 INFO L470 AbstractCegarLoop]: Abstraction has has 144 places, 119 transitions, 270 flow [2021-12-22 13:26:44,416 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 110.57142857142857) internal successors, (774), 7 states have internal predecessors, (774), 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) [2021-12-22 13:26:44,416 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:26:44,417 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, 1, 1, 1, 1] [2021-12-22 13:26:44,417 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-22 13:26:44,417 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-22 13:26:44,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:26:44,417 INFO L85 PathProgramCache]: Analyzing trace with hash 537114027, now seen corresponding path program 1 times [2021-12-22 13:26:44,417 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:26:44,417 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1640159984] [2021-12-22 13:26:44,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:26:44,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:26:44,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:26:44,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 13:26:44,502 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 13:26:44,502 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1640159984] [2021-12-22 13:26:44,502 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1640159984] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 13:26:44,502 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 13:26:44,502 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 13:26:44,502 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694699889] [2021-12-22 13:26:44,503 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 13:26:44,503 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 13:26:44,503 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 13:26:44,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 13:26:44,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-22 13:26:44,504 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 114 out of 141 [2021-12-22 13:26:44,505 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 144 places, 119 transitions, 270 flow. Second operand has 6 states, 6 states have (on average 116.0) internal successors, (696), 6 states have internal predecessors, (696), 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) [2021-12-22 13:26:44,505 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-22 13:26:44,505 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 114 of 141 [2021-12-22 13:26:44,505 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-22 13:26:45,531 INFO L129 PetriNetUnfolder]: 4140/7475 cut-off events. [2021-12-22 13:26:45,532 INFO L130 PetriNetUnfolder]: For 433/433 co-relation queries the response was YES. [2021-12-22 13:26:45,556 INFO L84 FinitePrefix]: Finished finitePrefix Result has 14274 conditions, 7475 events. 4140/7475 cut-off events. For 433/433 co-relation queries the response was YES. Maximal size of possible extension queue 526. Compared 57482 event pairs, 187 based on Foata normal form. 0/7341 useless extension candidates. Maximal degree in co-relation 14207. Up to 2233 conditions per place. [2021-12-22 13:26:45,574 INFO L132 encePairwiseOnDemand]: 130/141 looper letters, 38 selfloop transitions, 7 changer transitions 60/201 dead transitions. [2021-12-22 13:26:45,574 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 147 places, 201 transitions, 650 flow [2021-12-22 13:26:45,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-22 13:26:45,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-12-22 13:26:45,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1247 transitions. [2021-12-22 13:26:45,577 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8843971631205674 [2021-12-22 13:26:45,577 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1247 transitions. [2021-12-22 13:26:45,577 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1247 transitions. [2021-12-22 13:26:45,578 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 13:26:45,578 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1247 transitions. [2021-12-22 13:26:45,580 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 124.7) internal successors, (1247), 10 states have internal predecessors, (1247), 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) [2021-12-22 13:26:45,582 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 141.0) internal successors, (1551), 11 states have internal predecessors, (1551), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:26:45,582 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 141.0) internal successors, (1551), 11 states have internal predecessors, (1551), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:26:45,582 INFO L186 Difference]: Start difference. First operand has 144 places, 119 transitions, 270 flow. Second operand 10 states and 1247 transitions. [2021-12-22 13:26:45,582 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 147 places, 201 transitions, 650 flow [2021-12-22 13:26:45,618 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 139 places, 201 transitions, 634 flow, removed 6 selfloop flow, removed 8 redundant places. [2021-12-22 13:26:45,620 INFO L242 Difference]: Finished difference. Result has 145 places, 122 transitions, 320 flow [2021-12-22 13:26:45,620 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=254, PETRI_DIFFERENCE_MINUEND_PLACES=130, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=119, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=112, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=320, PETRI_PLACES=145, PETRI_TRANSITIONS=122} [2021-12-22 13:26:45,621 INFO L334 CegarLoopForPetriNet]: 148 programPoint places, -3 predicate places. [2021-12-22 13:26:45,621 INFO L470 AbstractCegarLoop]: Abstraction has has 145 places, 122 transitions, 320 flow [2021-12-22 13:26:45,621 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 116.0) internal successors, (696), 6 states have internal predecessors, (696), 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) [2021-12-22 13:26:45,621 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:26:45,621 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, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 13:26:45,622 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-22 13:26:45,622 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-22 13:26:45,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:26:45,622 INFO L85 PathProgramCache]: Analyzing trace with hash -1526092245, now seen corresponding path program 1 times [2021-12-22 13:26:45,622 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:26:45,623 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [803898979] [2021-12-22 13:26:45,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:26:45,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:26:45,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:26:45,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 13:26:45,703 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 13:26:45,703 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [803898979] [2021-12-22 13:26:45,704 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [803898979] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 13:26:45,704 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 13:26:45,704 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-22 13:26:45,704 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2106480942] [2021-12-22 13:26:45,704 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 13:26:45,704 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-22 13:26:45,705 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 13:26:45,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-22 13:26:45,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-22 13:26:45,706 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 114 out of 141 [2021-12-22 13:26:45,706 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 145 places, 122 transitions, 320 flow. Second operand has 7 states, 7 states have (on average 116.0) internal successors, (812), 7 states have internal predecessors, (812), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:26:45,706 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-22 13:26:45,707 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 114 of 141 [2021-12-22 13:26:45,707 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-22 13:26:46,641 INFO L129 PetriNetUnfolder]: 1872/3837 cut-off events. [2021-12-22 13:26:46,641 INFO L130 PetriNetUnfolder]: For 3742/3790 co-relation queries the response was YES. [2021-12-22 13:26:46,670 INFO L84 FinitePrefix]: Finished finitePrefix Result has 10233 conditions, 3837 events. 1872/3837 cut-off events. For 3742/3790 co-relation queries the response was YES. Maximal size of possible extension queue 267. Compared 28504 event pairs, 80 based on Foata normal form. 108/3924 useless extension candidates. Maximal degree in co-relation 10165. Up to 1002 conditions per place. [2021-12-22 13:26:46,680 INFO L132 encePairwiseOnDemand]: 131/141 looper letters, 46 selfloop transitions, 11 changer transitions 47/200 dead transitions. [2021-12-22 13:26:46,680 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 148 places, 200 transitions, 857 flow [2021-12-22 13:26:46,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-22 13:26:46,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-12-22 13:26:46,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1246 transitions. [2021-12-22 13:26:46,683 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8836879432624114 [2021-12-22 13:26:46,683 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1246 transitions. [2021-12-22 13:26:46,683 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1246 transitions. [2021-12-22 13:26:46,684 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 13:26:46,684 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1246 transitions. [2021-12-22 13:26:46,686 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 124.6) internal successors, (1246), 10 states have internal predecessors, (1246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:26:46,688 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 141.0) internal successors, (1551), 11 states have internal predecessors, (1551), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:26:46,688 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 141.0) internal successors, (1551), 11 states have internal predecessors, (1551), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:26:46,688 INFO L186 Difference]: Start difference. First operand has 145 places, 122 transitions, 320 flow. Second operand 10 states and 1246 transitions. [2021-12-22 13:26:46,688 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 148 places, 200 transitions, 857 flow [2021-12-22 13:26:46,698 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 143 places, 200 transitions, 832 flow, removed 7 selfloop flow, removed 5 redundant places. [2021-12-22 13:26:46,700 INFO L242 Difference]: Finished difference. Result has 149 places, 126 transitions, 408 flow [2021-12-22 13:26:46,700 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=305, PETRI_DIFFERENCE_MINUEND_PLACES=134, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=122, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=111, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=408, PETRI_PLACES=149, PETRI_TRANSITIONS=126} [2021-12-22 13:26:46,701 INFO L334 CegarLoopForPetriNet]: 148 programPoint places, 1 predicate places. [2021-12-22 13:26:46,701 INFO L470 AbstractCegarLoop]: Abstraction has has 149 places, 126 transitions, 408 flow [2021-12-22 13:26:46,701 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 116.0) internal successors, (812), 7 states have internal predecessors, (812), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:26:46,702 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:26:46,702 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 13:26:46,702 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-22 13:26:46,702 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-22 13:26:46,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:26:46,703 INFO L85 PathProgramCache]: Analyzing trace with hash -651810341, now seen corresponding path program 1 times [2021-12-22 13:26:46,703 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:26:46,703 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [71803547] [2021-12-22 13:26:46,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:26:46,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:26:46,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:26:46,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 13:26:46,859 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 13:26:46,859 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [71803547] [2021-12-22 13:26:46,860 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [71803547] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 13:26:46,860 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 13:26:46,860 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-22 13:26:46,860 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319086509] [2021-12-22 13:26:46,861 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 13:26:46,861 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-22 13:26:46,861 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 13:26:46,861 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-22 13:26:46,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-22 13:26:46,863 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 106 out of 141 [2021-12-22 13:26:46,864 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 149 places, 126 transitions, 408 flow. Second operand has 7 states, 7 states have (on average 109.57142857142857) internal successors, (767), 7 states have internal predecessors, (767), 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) [2021-12-22 13:26:46,864 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-22 13:26:46,864 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 106 of 141 [2021-12-22 13:26:46,864 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-22 13:26:47,813 INFO L129 PetriNetUnfolder]: 2458/6061 cut-off events. [2021-12-22 13:26:47,813 INFO L130 PetriNetUnfolder]: For 8373/9264 co-relation queries the response was YES. [2021-12-22 13:26:47,864 INFO L84 FinitePrefix]: Finished finitePrefix Result has 15605 conditions, 6061 events. 2458/6061 cut-off events. For 8373/9264 co-relation queries the response was YES. Maximal size of possible extension queue 258. Compared 52349 event pairs, 442 based on Foata normal form. 158/6062 useless extension candidates. Maximal degree in co-relation 15527. Up to 1705 conditions per place. [2021-12-22 13:26:47,912 INFO L132 encePairwiseOnDemand]: 127/141 looper letters, 84 selfloop transitions, 24 changer transitions 0/204 dead transitions. [2021-12-22 13:26:47,913 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 155 places, 204 transitions, 786 flow [2021-12-22 13:26:47,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-22 13:26:47,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-12-22 13:26:47,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1276 transitions. [2021-12-22 13:26:47,916 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8226950354609929 [2021-12-22 13:26:47,917 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 1276 transitions. [2021-12-22 13:26:47,917 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 1276 transitions. [2021-12-22 13:26:47,917 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 13:26:47,917 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 1276 transitions. [2021-12-22 13:26:47,919 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 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) [2021-12-22 13:26:47,922 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 141.0) internal successors, (1692), 12 states have internal predecessors, (1692), 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) [2021-12-22 13:26:47,922 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 141.0) internal successors, (1692), 12 states have internal predecessors, (1692), 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) [2021-12-22 13:26:47,922 INFO L186 Difference]: Start difference. First operand has 149 places, 126 transitions, 408 flow. Second operand 11 states and 1276 transitions. [2021-12-22 13:26:47,922 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 155 places, 204 transitions, 786 flow [2021-12-22 13:26:47,998 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 146 places, 204 transitions, 717 flow, removed 25 selfloop flow, removed 9 redundant places. [2021-12-22 13:26:48,001 INFO L242 Difference]: Finished difference. Result has 154 places, 145 transitions, 511 flow [2021-12-22 13:26:48,002 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=339, PETRI_DIFFERENCE_MINUEND_PLACES=136, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=126, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=113, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=511, PETRI_PLACES=154, PETRI_TRANSITIONS=145} [2021-12-22 13:26:48,004 INFO L334 CegarLoopForPetriNet]: 148 programPoint places, 6 predicate places. [2021-12-22 13:26:48,004 INFO L470 AbstractCegarLoop]: Abstraction has has 154 places, 145 transitions, 511 flow [2021-12-22 13:26:48,005 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 109.57142857142857) internal successors, (767), 7 states have internal predecessors, (767), 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) [2021-12-22 13:26:48,019 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:26:48,019 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 13:26:48,019 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-22 13:26:48,020 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-22 13:26:48,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:26:48,021 INFO L85 PathProgramCache]: Analyzing trace with hash -1277382497, now seen corresponding path program 2 times [2021-12-22 13:26:48,021 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:26:48,021 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [846895966] [2021-12-22 13:26:48,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:26:48,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:26:48,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:26:48,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 13:26:48,215 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 13:26:48,215 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [846895966] [2021-12-22 13:26:48,216 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [846895966] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 13:26:48,216 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 13:26:48,216 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-22 13:26:48,216 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [957379908] [2021-12-22 13:26:48,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 13:26:48,219 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-22 13:26:48,219 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 13:26:48,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-22 13:26:48,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-22 13:26:48,221 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 114 out of 141 [2021-12-22 13:26:48,221 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 154 places, 145 transitions, 511 flow. Second operand has 8 states, 8 states have (on average 116.125) internal successors, (929), 8 states have internal predecessors, (929), 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) [2021-12-22 13:26:48,222 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-22 13:26:48,222 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 114 of 141 [2021-12-22 13:26:48,222 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-22 13:26:49,147 INFO L129 PetriNetUnfolder]: 2108/5122 cut-off events. [2021-12-22 13:26:49,148 INFO L130 PetriNetUnfolder]: For 6573/6777 co-relation queries the response was YES. [2021-12-22 13:26:49,164 INFO L84 FinitePrefix]: Finished finitePrefix Result has 13966 conditions, 5122 events. 2108/5122 cut-off events. For 6573/6777 co-relation queries the response was YES. Maximal size of possible extension queue 279. Compared 43534 event pairs, 253 based on Foata normal form. 159/5118 useless extension candidates. Maximal degree in co-relation 13889. Up to 973 conditions per place. [2021-12-22 13:26:49,177 INFO L132 encePairwiseOnDemand]: 131/141 looper letters, 77 selfloop transitions, 27 changer transitions 31/238 dead transitions. [2021-12-22 13:26:49,178 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 164 places, 238 transitions, 1264 flow [2021-12-22 13:26:49,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-22 13:26:49,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-12-22 13:26:49,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1371 transitions. [2021-12-22 13:26:49,181 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8839458413926499 [2021-12-22 13:26:49,181 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 1371 transitions. [2021-12-22 13:26:49,181 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 1371 transitions. [2021-12-22 13:26:49,182 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 13:26:49,182 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 1371 transitions. [2021-12-22 13:26:49,184 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 124.63636363636364) internal successors, (1371), 11 states have internal predecessors, (1371), 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) [2021-12-22 13:26:49,186 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 141.0) internal successors, (1692), 12 states have internal predecessors, (1692), 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) [2021-12-22 13:26:49,187 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 141.0) internal successors, (1692), 12 states have internal predecessors, (1692), 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) [2021-12-22 13:26:49,187 INFO L186 Difference]: Start difference. First operand has 154 places, 145 transitions, 511 flow. Second operand 11 states and 1371 transitions. [2021-12-22 13:26:49,187 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 164 places, 238 transitions, 1264 flow [2021-12-22 13:26:49,200 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 162 places, 238 transitions, 1253 flow, removed 1 selfloop flow, removed 2 redundant places. [2021-12-22 13:26:49,203 INFO L242 Difference]: Finished difference. Result has 165 places, 155 transitions, 713 flow [2021-12-22 13:26:49,203 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=500, PETRI_DIFFERENCE_MINUEND_PLACES=152, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=145, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=16, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=128, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=713, PETRI_PLACES=165, PETRI_TRANSITIONS=155} [2021-12-22 13:26:49,203 INFO L334 CegarLoopForPetriNet]: 148 programPoint places, 17 predicate places. [2021-12-22 13:26:49,203 INFO L470 AbstractCegarLoop]: Abstraction has has 165 places, 155 transitions, 713 flow [2021-12-22 13:26:49,204 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 116.125) internal successors, (929), 8 states have internal predecessors, (929), 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) [2021-12-22 13:26:49,204 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:26:49,204 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 13:26:49,204 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-22 13:26:49,204 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-22 13:26:49,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:26:49,205 INFO L85 PathProgramCache]: Analyzing trace with hash -1807924206, now seen corresponding path program 1 times [2021-12-22 13:26:49,205 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:26:49,205 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [882802835] [2021-12-22 13:26:49,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:26:49,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:26:49,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:26:49,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 13:26:49,324 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 13:26:49,324 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [882802835] [2021-12-22 13:26:49,324 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [882802835] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 13:26:49,324 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 13:26:49,324 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-12-22 13:26:49,324 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729018973] [2021-12-22 13:26:49,325 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 13:26:49,325 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-12-22 13:26:49,325 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 13:26:49,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-12-22 13:26:49,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-12-22 13:26:49,326 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 114 out of 141 [2021-12-22 13:26:49,327 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 165 places, 155 transitions, 713 flow. Second operand has 9 states, 9 states have (on average 116.22222222222223) internal successors, (1046), 9 states have internal predecessors, (1046), 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) [2021-12-22 13:26:49,327 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-22 13:26:49,328 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 114 of 141 [2021-12-22 13:26:49,328 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-22 13:26:49,642 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1141] L833-->L849: Formula: (let ((.cse31 (= (mod v_~a$w_buff1_used~0_356 256) 0)) (.cse28 (= (mod v_~a$r_buff0_thd4~0_234 256) 0)) (.cse23 (= (mod v_~a$r_buff1_thd4~0_179 256) 0))) (let ((.cse0 (= (mod v_~weak$$choice2~0_86 256) 0)) (.cse22 (= (mod v_~a$w_buff1_used~0_355 256) 0)) (.cse12 (= (mod v_~a$w_buff0_used~0_489 256) 0)) (.cse18 (not .cse23)) (.cse11 (and .cse23 .cse28)) (.cse13 (and .cse28 .cse31)) (.cse5 (not .cse28)) (.cse30 (= (mod v_~a$w_buff0_used~0_490 256) 0))) (let ((.cse4 (or .cse30 .cse28)) (.cse2 (or .cse5 (not .cse31))) (.cse6 (not .cse30)) (.cse8 (or .cse11 .cse30 .cse13)) (.cse1 (or .cse5 .cse18)) (.cse14 (or .cse12 .cse28)) (.cse16 (not .cse12)) (.cse21 (not .cse22)) (.cse9 (not .cse0))) (and (= v_~a$flush_delayed~0_44 0) (let ((.cse7 (= |v_P3_#t~ite28_47| |v_P3Thread1of1ForFork0_#t~ite28_1|))) (or (and (= |v_P3_#t~ite29_41| v_~a$w_buff1~0_120) .cse0 (or (and (= |v_P3_#t~ite28_47| |v_P3_#t~ite29_41|) .cse1 .cse2 (let ((.cse3 (= |v_P3_#t~ite28_47| v_~a$w_buff1~0_121))) (or (and .cse3 .cse4) (and .cse5 .cse3 .cse6))) .cse6) (and .cse7 .cse8 (= |v_P3_#t~ite29_41| v_~a$w_buff1~0_121)))) (and .cse7 (= |v_P3_#t~ite29_41| |v_P3Thread1of1ForFork0_#t~ite29_1|) (= v_~a$w_buff1~0_121 v_~a$w_buff1~0_120) .cse9))) (= v_~a~0_186 v_~a$mem_tmp~0_26) (let ((.cse10 (= |v_P3_#t~ite34_47| |v_P3Thread1of1ForFork0_#t~ite34_1|))) (or (and (= v_~a$w_buff1_used~0_356 v_~a$w_buff1_used~0_355) (= |v_P3_#t~ite35_41| |v_P3Thread1of1ForFork0_#t~ite35_1|) .cse9 .cse10) (and (= |v_P3_#t~ite35_41| v_~a$w_buff1_used~0_355) (or (and (= |v_P3_#t~ite35_41| v_~a$w_buff1_used~0_356) (or .cse11 .cse12 .cse13) .cse10) (and .cse1 (let ((.cse15 (= |v_P3_#t~ite34_47| 0))) (or (and .cse14 .cse15) (and .cse5 .cse16 .cse15))) .cse16 .cse2 (= |v_P3_#t~ite34_47| |v_P3_#t~ite35_41|))) .cse0))) (let ((.cse24 (= |v_P3_#t~ite40_69| |v_P3Thread1of1ForFork0_#t~ite40_1|))) (or (and (= |v_P3_#t~ite41_61| v_~a$r_buff1_thd4~0_178) .cse0 (let ((.cse20 (= (mod v_~a$r_buff0_thd4~0_233 256) 0))) (or (let ((.cse17 (not .cse20))) (and (or .cse17 .cse18) (let ((.cse19 (= |v_P3_#t~ite40_69| 0))) (or (and .cse19 (or .cse20 .cse12)) (and .cse17 .cse16 .cse19))) .cse16 (= |v_P3_#t~ite40_69| |v_P3_#t~ite41_61|) (or .cse17 .cse21))) (and (or (and .cse20 .cse22) (and .cse20 .cse23) .cse12) (= |v_P3_#t~ite41_61| v_~a$r_buff1_thd4~0_179) .cse24)))) (and (= |v_P3_#t~ite41_61| |v_P3Thread1of1ForFork0_#t~ite41_1|) .cse9 (= v_~a$r_buff1_thd4~0_178 v_~a$r_buff1_thd4~0_179) .cse24))) (= |v_P3Thread1of1ForFork0_#t~nondet21_1| v_~weak$$choice0~0_19) (or (and (= v_~a~0_184 v_~__unbuffered_p3_EBX~0_16) .cse0) (and .cse9 (= v_~a~0_184 v_~a$mem_tmp~0_26))) (let ((.cse25 (= |v_P3_#t~ite31_49| |v_P3Thread1of1ForFork0_#t~ite31_1|))) (or (and (= |v_P3_#t~ite32_45| v_~a$w_buff0_used~0_489) (or (and (= |v_P3_#t~ite32_45| v_~a$w_buff0_used~0_490) .cse25 .cse8) (and (= |v_P3_#t~ite32_45| |v_P3_#t~ite31_49|) .cse1 .cse2 .cse6 (or (and .cse4 (= |v_P3_#t~ite31_49| v_~a$w_buff0_used~0_490)) (and .cse5 (= |v_P3_#t~ite31_49| 0) .cse6)))) .cse0) (and .cse25 .cse9 (= v_~a$w_buff0_used~0_489 v_~a$w_buff0_used~0_490) (= |v_P3_#t~ite32_45| |v_P3Thread1of1ForFork0_#t~ite32_1|)))) (or (and (= |v_P3_#t~ite23_57| v_~__unbuffered_p3_EBX~0_16) .cse1 .cse2 (or (and .cse5 .cse6 (= |v_P3_#t~ite23_57| v_~a$w_buff0~0_112)) (and (= |v_P3_#t~ite23_57| v_~a$w_buff1~0_121) .cse4)) .cse6) (and (= |v_P3_#t~ite23_57| |v_P3Thread1of1ForFork0_#t~ite23_1|) (= v_~a~0_186 v_~__unbuffered_p3_EBX~0_16) .cse8)) (let ((.cse27 (= |v_P3_#t~ite25_55| |v_P3Thread1of1ForFork0_#t~ite25_1|))) (or (and (= |v_P3_#t~ite26_47| v_~a$w_buff0~0_111) (or (and .cse1 (let ((.cse26 (= |v_P3_#t~ite25_55| v_~a$w_buff0~0_112))) (or (and .cse26 .cse5 .cse6) (and .cse26 .cse4))) .cse2 .cse6 (= |v_P3_#t~ite25_55| |v_P3_#t~ite26_47|)) (and (= |v_P3_#t~ite26_47| v_~a$w_buff0~0_112) .cse8 .cse27)) .cse0) (and (= |v_P3_#t~ite26_47| |v_P3Thread1of1ForFork0_#t~ite26_1|) (= v_~a$w_buff0~0_112 v_~a$w_buff0~0_111) .cse9 .cse27))) (let ((.cse29 (= |v_P3_#t~ite37_67| |v_P3Thread1of1ForFork0_#t~ite37_1|))) (or (and .cse0 (or (and (or (and .cse28 .cse22) .cse11 .cse12) .cse29 (= |v_P3_#t~ite38_61| v_~a$r_buff0_thd4~0_234)) (and .cse1 (= |v_P3_#t~ite37_67| |v_P3_#t~ite38_61|) .cse16 (or (and .cse14 (= |v_P3_#t~ite37_67| v_~a$r_buff0_thd4~0_234)) (and .cse5 .cse16 (= |v_P3_#t~ite37_67| 0))) (or .cse5 .cse21))) (= |v_P3_#t~ite38_61| v_~a$r_buff0_thd4~0_233)) (and (= |v_P3_#t~ite38_61| |v_P3Thread1of1ForFork0_#t~ite38_1|) .cse29 .cse9 (= v_~a$r_buff0_thd4~0_234 v_~a$r_buff0_thd4~0_233)))) (= |v_P3Thread1of1ForFork0_#t~nondet22_1| v_~weak$$choice2~0_86))))) InVars {P3Thread1of1ForFork0_#t~ite41=|v_P3Thread1of1ForFork0_#t~ite41_1|, P3Thread1of1ForFork0_#t~ite40=|v_P3Thread1of1ForFork0_#t~ite40_1|, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_179, P3Thread1of1ForFork0_#t~nondet22=|v_P3Thread1of1ForFork0_#t~nondet22_1|, P3Thread1of1ForFork0_#t~nondet21=|v_P3Thread1of1ForFork0_#t~nondet21_1|, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_490, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_234, ~a~0=v_~a~0_186, ~a$w_buff1~0=v_~a$w_buff1~0_121, ~a$w_buff0~0=v_~a$w_buff0~0_112, P3Thread1of1ForFork0_#t~ite29=|v_P3Thread1of1ForFork0_#t~ite29_1|, P3Thread1of1ForFork0_#t~ite28=|v_P3Thread1of1ForFork0_#t~ite28_1|, P3Thread1of1ForFork0_#t~ite38=|v_P3Thread1of1ForFork0_#t~ite38_1|, P3Thread1of1ForFork0_#t~ite37=|v_P3Thread1of1ForFork0_#t~ite37_1|, P3Thread1of1ForFork0_#t~ite26=|v_P3Thread1of1ForFork0_#t~ite26_1|, P3Thread1of1ForFork0_#t~ite25=|v_P3Thread1of1ForFork0_#t~ite25_1|, P3Thread1of1ForFork0_#t~ite35=|v_P3Thread1of1ForFork0_#t~ite35_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_356, P3Thread1of1ForFork0_#t~ite34=|v_P3Thread1of1ForFork0_#t~ite34_1|, P3Thread1of1ForFork0_#t~ite23=|v_P3Thread1of1ForFork0_#t~ite23_1|, P3Thread1of1ForFork0_#t~ite32=|v_P3Thread1of1ForFork0_#t~ite32_1|, P3Thread1of1ForFork0_#t~ite31=|v_P3Thread1of1ForFork0_#t~ite31_1|} OutVars{P3Thread1of1ForFork0_#t~ite30=|v_P3Thread1of1ForFork0_#t~ite30_1|, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_178, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_233, ~a~0=v_~a~0_184, ~a$mem_tmp~0=v_~a$mem_tmp~0_26, ~a$w_buff1~0=v_~a$w_buff1~0_120, P3Thread1of1ForFork0_#t~ite39=|v_P3Thread1of1ForFork0_#t~ite39_1|, P3Thread1of1ForFork0_#t~ite38=|v_P3Thread1of1ForFork0_#t~ite38_2|, P3Thread1of1ForFork0_#t~ite37=|v_P3Thread1of1ForFork0_#t~ite37_2|, P3Thread1of1ForFork0_#t~ite36=|v_P3Thread1of1ForFork0_#t~ite36_1|, P3Thread1of1ForFork0_#t~ite35=|v_P3Thread1of1ForFork0_#t~ite35_2|, P3Thread1of1ForFork0_#t~ite34=|v_P3Thread1of1ForFork0_#t~ite34_2|, P3Thread1of1ForFork0_#t~ite33=|v_P3Thread1of1ForFork0_#t~ite33_1|, P3Thread1of1ForFork0_#t~ite32=|v_P3Thread1of1ForFork0_#t~ite32_2|, P3Thread1of1ForFork0_#t~ite31=|v_P3Thread1of1ForFork0_#t~ite31_2|, P3Thread1of1ForFork0_#t~ite42=|v_P3Thread1of1ForFork0_#t~ite42_1|, P3Thread1of1ForFork0_#t~ite41=|v_P3Thread1of1ForFork0_#t~ite41_2|, P3Thread1of1ForFork0_#t~ite43=|v_P3Thread1of1ForFork0_#t~ite43_1|, P3Thread1of1ForFork0_#t~ite40=|v_P3Thread1of1ForFork0_#t~ite40_2|, P3Thread1of1ForFork0_#t~nondet22=|v_P3Thread1of1ForFork0_#t~nondet22_2|, P3Thread1of1ForFork0_#t~nondet21=|v_P3Thread1of1ForFork0_#t~nondet21_2|, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_489, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_16, ~weak$$choice0~0=v_~weak$$choice0~0_19, ~a$flush_delayed~0=v_~a$flush_delayed~0_44, ~a$w_buff0~0=v_~a$w_buff0~0_111, P3Thread1of1ForFork0_#t~ite29=|v_P3Thread1of1ForFork0_#t~ite29_2|, P3Thread1of1ForFork0_#t~ite28=|v_P3Thread1of1ForFork0_#t~ite28_2|, P3Thread1of1ForFork0_#t~ite27=|v_P3Thread1of1ForFork0_#t~ite27_1|, P3Thread1of1ForFork0_#t~ite26=|v_P3Thread1of1ForFork0_#t~ite26_2|, P3Thread1of1ForFork0_#t~ite25=|v_P3Thread1of1ForFork0_#t~ite25_2|, P3Thread1of1ForFork0_#t~ite24=|v_P3Thread1of1ForFork0_#t~ite24_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_355, P3Thread1of1ForFork0_#t~ite23=|v_P3Thread1of1ForFork0_#t~ite23_2|, ~weak$$choice2~0=v_~weak$$choice2~0_86} AuxVars[|v_P3_#t~ite29_41|, |v_P3_#t~ite34_47|, |v_P3_#t~ite41_61|, |v_P3_#t~ite25_55|, |v_P3_#t~ite32_45|, |v_P3_#t~ite28_47|, |v_P3_#t~ite26_47|, |v_P3_#t~ite31_49|, |v_P3_#t~ite38_61|, |v_P3_#t~ite23_57|, |v_P3_#t~ite37_67|, |v_P3_#t~ite35_41|, |v_P3_#t~ite40_69|] AssignedVars[P3Thread1of1ForFork0_#t~ite30, ~a$r_buff1_thd4~0, ~a$r_buff0_thd4~0, ~a~0, ~a$mem_tmp~0, ~a$w_buff1~0, P3Thread1of1ForFork0_#t~ite39, P3Thread1of1ForFork0_#t~ite38, P3Thread1of1ForFork0_#t~ite37, P3Thread1of1ForFork0_#t~ite36, P3Thread1of1ForFork0_#t~ite35, P3Thread1of1ForFork0_#t~ite34, P3Thread1of1ForFork0_#t~ite33, P3Thread1of1ForFork0_#t~ite32, P3Thread1of1ForFork0_#t~ite31, P3Thread1of1ForFork0_#t~ite42, P3Thread1of1ForFork0_#t~ite41, P3Thread1of1ForFork0_#t~ite43, P3Thread1of1ForFork0_#t~ite40, P3Thread1of1ForFork0_#t~nondet22, P3Thread1of1ForFork0_#t~nondet21, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~weak$$choice0~0, ~a$flush_delayed~0, ~a$w_buff0~0, P3Thread1of1ForFork0_#t~ite29, P3Thread1of1ForFork0_#t~ite28, P3Thread1of1ForFork0_#t~ite27, P3Thread1of1ForFork0_#t~ite26, P3Thread1of1ForFork0_#t~ite25, P3Thread1of1ForFork0_#t~ite24, ~a$w_buff1_used~0, P3Thread1of1ForFork0_#t~ite23, ~weak$$choice2~0][122], [299#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 66#L820true, 56#L790true, Black: 186#(= ~__unbuffered_p2_EAX~0 0), 260#(= ~z~0 1), 101#L780true, P1Thread1of1ForFork1InUse, P0Thread1of1ForFork3InUse, P2Thread1of1ForFork2InUse, Black: 278#(and (= ~z~0 1) (<= 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|))), 242#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 268#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), P3Thread1of1ForFork0InUse, Black: 276#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 274#(and (= ~z~0 1) (<= 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: 266#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 272#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 270#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 326#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 220#(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)), 8#L880-3true, Black: 218#(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)), Black: 216#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 108#L849true, Black: 161#(= ~__unbuffered_p3_EAX~0 0), Black: 309#(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: 293#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 305#(and (<= ~__unbuffered_cnt~0 2) (<= |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))]) [2021-12-22 13:26:49,643 INFO L384 tUnfolder$Statistics]: this new event has 88 ancestors and is cut-off event [2021-12-22 13:26:49,643 INFO L387 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2021-12-22 13:26:49,643 INFO L387 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2021-12-22 13:26:49,643 INFO L387 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2021-12-22 13:26:49,718 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1141] L833-->L849: Formula: (let ((.cse31 (= (mod v_~a$w_buff1_used~0_356 256) 0)) (.cse28 (= (mod v_~a$r_buff0_thd4~0_234 256) 0)) (.cse23 (= (mod v_~a$r_buff1_thd4~0_179 256) 0))) (let ((.cse0 (= (mod v_~weak$$choice2~0_86 256) 0)) (.cse22 (= (mod v_~a$w_buff1_used~0_355 256) 0)) (.cse12 (= (mod v_~a$w_buff0_used~0_489 256) 0)) (.cse18 (not .cse23)) (.cse11 (and .cse23 .cse28)) (.cse13 (and .cse28 .cse31)) (.cse5 (not .cse28)) (.cse30 (= (mod v_~a$w_buff0_used~0_490 256) 0))) (let ((.cse4 (or .cse30 .cse28)) (.cse2 (or .cse5 (not .cse31))) (.cse6 (not .cse30)) (.cse8 (or .cse11 .cse30 .cse13)) (.cse1 (or .cse5 .cse18)) (.cse14 (or .cse12 .cse28)) (.cse16 (not .cse12)) (.cse21 (not .cse22)) (.cse9 (not .cse0))) (and (= v_~a$flush_delayed~0_44 0) (let ((.cse7 (= |v_P3_#t~ite28_47| |v_P3Thread1of1ForFork0_#t~ite28_1|))) (or (and (= |v_P3_#t~ite29_41| v_~a$w_buff1~0_120) .cse0 (or (and (= |v_P3_#t~ite28_47| |v_P3_#t~ite29_41|) .cse1 .cse2 (let ((.cse3 (= |v_P3_#t~ite28_47| v_~a$w_buff1~0_121))) (or (and .cse3 .cse4) (and .cse5 .cse3 .cse6))) .cse6) (and .cse7 .cse8 (= |v_P3_#t~ite29_41| v_~a$w_buff1~0_121)))) (and .cse7 (= |v_P3_#t~ite29_41| |v_P3Thread1of1ForFork0_#t~ite29_1|) (= v_~a$w_buff1~0_121 v_~a$w_buff1~0_120) .cse9))) (= v_~a~0_186 v_~a$mem_tmp~0_26) (let ((.cse10 (= |v_P3_#t~ite34_47| |v_P3Thread1of1ForFork0_#t~ite34_1|))) (or (and (= v_~a$w_buff1_used~0_356 v_~a$w_buff1_used~0_355) (= |v_P3_#t~ite35_41| |v_P3Thread1of1ForFork0_#t~ite35_1|) .cse9 .cse10) (and (= |v_P3_#t~ite35_41| v_~a$w_buff1_used~0_355) (or (and (= |v_P3_#t~ite35_41| v_~a$w_buff1_used~0_356) (or .cse11 .cse12 .cse13) .cse10) (and .cse1 (let ((.cse15 (= |v_P3_#t~ite34_47| 0))) (or (and .cse14 .cse15) (and .cse5 .cse16 .cse15))) .cse16 .cse2 (= |v_P3_#t~ite34_47| |v_P3_#t~ite35_41|))) .cse0))) (let ((.cse24 (= |v_P3_#t~ite40_69| |v_P3Thread1of1ForFork0_#t~ite40_1|))) (or (and (= |v_P3_#t~ite41_61| v_~a$r_buff1_thd4~0_178) .cse0 (let ((.cse20 (= (mod v_~a$r_buff0_thd4~0_233 256) 0))) (or (let ((.cse17 (not .cse20))) (and (or .cse17 .cse18) (let ((.cse19 (= |v_P3_#t~ite40_69| 0))) (or (and .cse19 (or .cse20 .cse12)) (and .cse17 .cse16 .cse19))) .cse16 (= |v_P3_#t~ite40_69| |v_P3_#t~ite41_61|) (or .cse17 .cse21))) (and (or (and .cse20 .cse22) (and .cse20 .cse23) .cse12) (= |v_P3_#t~ite41_61| v_~a$r_buff1_thd4~0_179) .cse24)))) (and (= |v_P3_#t~ite41_61| |v_P3Thread1of1ForFork0_#t~ite41_1|) .cse9 (= v_~a$r_buff1_thd4~0_178 v_~a$r_buff1_thd4~0_179) .cse24))) (= |v_P3Thread1of1ForFork0_#t~nondet21_1| v_~weak$$choice0~0_19) (or (and (= v_~a~0_184 v_~__unbuffered_p3_EBX~0_16) .cse0) (and .cse9 (= v_~a~0_184 v_~a$mem_tmp~0_26))) (let ((.cse25 (= |v_P3_#t~ite31_49| |v_P3Thread1of1ForFork0_#t~ite31_1|))) (or (and (= |v_P3_#t~ite32_45| v_~a$w_buff0_used~0_489) (or (and (= |v_P3_#t~ite32_45| v_~a$w_buff0_used~0_490) .cse25 .cse8) (and (= |v_P3_#t~ite32_45| |v_P3_#t~ite31_49|) .cse1 .cse2 .cse6 (or (and .cse4 (= |v_P3_#t~ite31_49| v_~a$w_buff0_used~0_490)) (and .cse5 (= |v_P3_#t~ite31_49| 0) .cse6)))) .cse0) (and .cse25 .cse9 (= v_~a$w_buff0_used~0_489 v_~a$w_buff0_used~0_490) (= |v_P3_#t~ite32_45| |v_P3Thread1of1ForFork0_#t~ite32_1|)))) (or (and (= |v_P3_#t~ite23_57| v_~__unbuffered_p3_EBX~0_16) .cse1 .cse2 (or (and .cse5 .cse6 (= |v_P3_#t~ite23_57| v_~a$w_buff0~0_112)) (and (= |v_P3_#t~ite23_57| v_~a$w_buff1~0_121) .cse4)) .cse6) (and (= |v_P3_#t~ite23_57| |v_P3Thread1of1ForFork0_#t~ite23_1|) (= v_~a~0_186 v_~__unbuffered_p3_EBX~0_16) .cse8)) (let ((.cse27 (= |v_P3_#t~ite25_55| |v_P3Thread1of1ForFork0_#t~ite25_1|))) (or (and (= |v_P3_#t~ite26_47| v_~a$w_buff0~0_111) (or (and .cse1 (let ((.cse26 (= |v_P3_#t~ite25_55| v_~a$w_buff0~0_112))) (or (and .cse26 .cse5 .cse6) (and .cse26 .cse4))) .cse2 .cse6 (= |v_P3_#t~ite25_55| |v_P3_#t~ite26_47|)) (and (= |v_P3_#t~ite26_47| v_~a$w_buff0~0_112) .cse8 .cse27)) .cse0) (and (= |v_P3_#t~ite26_47| |v_P3Thread1of1ForFork0_#t~ite26_1|) (= v_~a$w_buff0~0_112 v_~a$w_buff0~0_111) .cse9 .cse27))) (let ((.cse29 (= |v_P3_#t~ite37_67| |v_P3Thread1of1ForFork0_#t~ite37_1|))) (or (and .cse0 (or (and (or (and .cse28 .cse22) .cse11 .cse12) .cse29 (= |v_P3_#t~ite38_61| v_~a$r_buff0_thd4~0_234)) (and .cse1 (= |v_P3_#t~ite37_67| |v_P3_#t~ite38_61|) .cse16 (or (and .cse14 (= |v_P3_#t~ite37_67| v_~a$r_buff0_thd4~0_234)) (and .cse5 .cse16 (= |v_P3_#t~ite37_67| 0))) (or .cse5 .cse21))) (= |v_P3_#t~ite38_61| v_~a$r_buff0_thd4~0_233)) (and (= |v_P3_#t~ite38_61| |v_P3Thread1of1ForFork0_#t~ite38_1|) .cse29 .cse9 (= v_~a$r_buff0_thd4~0_234 v_~a$r_buff0_thd4~0_233)))) (= |v_P3Thread1of1ForFork0_#t~nondet22_1| v_~weak$$choice2~0_86))))) InVars {P3Thread1of1ForFork0_#t~ite41=|v_P3Thread1of1ForFork0_#t~ite41_1|, P3Thread1of1ForFork0_#t~ite40=|v_P3Thread1of1ForFork0_#t~ite40_1|, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_179, P3Thread1of1ForFork0_#t~nondet22=|v_P3Thread1of1ForFork0_#t~nondet22_1|, P3Thread1of1ForFork0_#t~nondet21=|v_P3Thread1of1ForFork0_#t~nondet21_1|, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_490, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_234, ~a~0=v_~a~0_186, ~a$w_buff1~0=v_~a$w_buff1~0_121, ~a$w_buff0~0=v_~a$w_buff0~0_112, P3Thread1of1ForFork0_#t~ite29=|v_P3Thread1of1ForFork0_#t~ite29_1|, P3Thread1of1ForFork0_#t~ite28=|v_P3Thread1of1ForFork0_#t~ite28_1|, P3Thread1of1ForFork0_#t~ite38=|v_P3Thread1of1ForFork0_#t~ite38_1|, P3Thread1of1ForFork0_#t~ite37=|v_P3Thread1of1ForFork0_#t~ite37_1|, P3Thread1of1ForFork0_#t~ite26=|v_P3Thread1of1ForFork0_#t~ite26_1|, P3Thread1of1ForFork0_#t~ite25=|v_P3Thread1of1ForFork0_#t~ite25_1|, P3Thread1of1ForFork0_#t~ite35=|v_P3Thread1of1ForFork0_#t~ite35_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_356, P3Thread1of1ForFork0_#t~ite34=|v_P3Thread1of1ForFork0_#t~ite34_1|, P3Thread1of1ForFork0_#t~ite23=|v_P3Thread1of1ForFork0_#t~ite23_1|, P3Thread1of1ForFork0_#t~ite32=|v_P3Thread1of1ForFork0_#t~ite32_1|, P3Thread1of1ForFork0_#t~ite31=|v_P3Thread1of1ForFork0_#t~ite31_1|} OutVars{P3Thread1of1ForFork0_#t~ite30=|v_P3Thread1of1ForFork0_#t~ite30_1|, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_178, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_233, ~a~0=v_~a~0_184, ~a$mem_tmp~0=v_~a$mem_tmp~0_26, ~a$w_buff1~0=v_~a$w_buff1~0_120, P3Thread1of1ForFork0_#t~ite39=|v_P3Thread1of1ForFork0_#t~ite39_1|, P3Thread1of1ForFork0_#t~ite38=|v_P3Thread1of1ForFork0_#t~ite38_2|, P3Thread1of1ForFork0_#t~ite37=|v_P3Thread1of1ForFork0_#t~ite37_2|, P3Thread1of1ForFork0_#t~ite36=|v_P3Thread1of1ForFork0_#t~ite36_1|, P3Thread1of1ForFork0_#t~ite35=|v_P3Thread1of1ForFork0_#t~ite35_2|, P3Thread1of1ForFork0_#t~ite34=|v_P3Thread1of1ForFork0_#t~ite34_2|, P3Thread1of1ForFork0_#t~ite33=|v_P3Thread1of1ForFork0_#t~ite33_1|, P3Thread1of1ForFork0_#t~ite32=|v_P3Thread1of1ForFork0_#t~ite32_2|, P3Thread1of1ForFork0_#t~ite31=|v_P3Thread1of1ForFork0_#t~ite31_2|, P3Thread1of1ForFork0_#t~ite42=|v_P3Thread1of1ForFork0_#t~ite42_1|, P3Thread1of1ForFork0_#t~ite41=|v_P3Thread1of1ForFork0_#t~ite41_2|, P3Thread1of1ForFork0_#t~ite43=|v_P3Thread1of1ForFork0_#t~ite43_1|, P3Thread1of1ForFork0_#t~ite40=|v_P3Thread1of1ForFork0_#t~ite40_2|, P3Thread1of1ForFork0_#t~nondet22=|v_P3Thread1of1ForFork0_#t~nondet22_2|, P3Thread1of1ForFork0_#t~nondet21=|v_P3Thread1of1ForFork0_#t~nondet21_2|, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_489, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_16, ~weak$$choice0~0=v_~weak$$choice0~0_19, ~a$flush_delayed~0=v_~a$flush_delayed~0_44, ~a$w_buff0~0=v_~a$w_buff0~0_111, P3Thread1of1ForFork0_#t~ite29=|v_P3Thread1of1ForFork0_#t~ite29_2|, P3Thread1of1ForFork0_#t~ite28=|v_P3Thread1of1ForFork0_#t~ite28_2|, P3Thread1of1ForFork0_#t~ite27=|v_P3Thread1of1ForFork0_#t~ite27_1|, P3Thread1of1ForFork0_#t~ite26=|v_P3Thread1of1ForFork0_#t~ite26_2|, P3Thread1of1ForFork0_#t~ite25=|v_P3Thread1of1ForFork0_#t~ite25_2|, P3Thread1of1ForFork0_#t~ite24=|v_P3Thread1of1ForFork0_#t~ite24_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_355, P3Thread1of1ForFork0_#t~ite23=|v_P3Thread1of1ForFork0_#t~ite23_2|, ~weak$$choice2~0=v_~weak$$choice2~0_86} AuxVars[|v_P3_#t~ite29_41|, |v_P3_#t~ite34_47|, |v_P3_#t~ite41_61|, |v_P3_#t~ite25_55|, |v_P3_#t~ite32_45|, |v_P3_#t~ite28_47|, |v_P3_#t~ite26_47|, |v_P3_#t~ite31_49|, |v_P3_#t~ite38_61|, |v_P3_#t~ite23_57|, |v_P3_#t~ite37_67|, |v_P3_#t~ite35_41|, |v_P3_#t~ite40_69|] AssignedVars[P3Thread1of1ForFork0_#t~ite30, ~a$r_buff1_thd4~0, ~a$r_buff0_thd4~0, ~a~0, ~a$mem_tmp~0, ~a$w_buff1~0, P3Thread1of1ForFork0_#t~ite39, P3Thread1of1ForFork0_#t~ite38, P3Thread1of1ForFork0_#t~ite37, P3Thread1of1ForFork0_#t~ite36, P3Thread1of1ForFork0_#t~ite35, P3Thread1of1ForFork0_#t~ite34, P3Thread1of1ForFork0_#t~ite33, P3Thread1of1ForFork0_#t~ite32, P3Thread1of1ForFork0_#t~ite31, P3Thread1of1ForFork0_#t~ite42, P3Thread1of1ForFork0_#t~ite41, P3Thread1of1ForFork0_#t~ite43, P3Thread1of1ForFork0_#t~ite40, P3Thread1of1ForFork0_#t~nondet22, P3Thread1of1ForFork0_#t~nondet21, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~weak$$choice0~0, ~a$flush_delayed~0, ~a$w_buff0~0, P3Thread1of1ForFork0_#t~ite29, P3Thread1of1ForFork0_#t~ite28, P3Thread1of1ForFork0_#t~ite27, P3Thread1of1ForFork0_#t~ite26, P3Thread1of1ForFork0_#t~ite25, P3Thread1of1ForFork0_#t~ite24, ~a$w_buff1_used~0, P3Thread1of1ForFork0_#t~ite23, ~weak$$choice2~0][133], [56#L790true, Black: 186#(= ~__unbuffered_p2_EAX~0 0), 260#(= ~z~0 1), 101#L780true, P1Thread1of1ForFork1InUse, 236#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), P0Thread1of1ForFork3InUse, P2Thread1of1ForFork2InUse, Black: 278#(and (= ~z~0 1) (<= 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: 268#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), P3Thread1of1ForFork0InUse, Black: 276#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 274#(and (= ~z~0 1) (<= 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|))), 126#L823true, Black: 266#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 272#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 270#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 220#(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)), 8#L880-3true, Black: 218#(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)), Black: 216#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 328#(and (<= ~__unbuffered_cnt~0 2) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 108#L849true, Black: 161#(= ~__unbuffered_p3_EAX~0 0), Black: 309#(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)), 301#(and (<= ~__unbuffered_cnt~0 2) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 293#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 305#(and (<= ~__unbuffered_cnt~0 2) (<= |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: 242#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))]) [2021-12-22 13:26:49,719 INFO L384 tUnfolder$Statistics]: this new event has 89 ancestors and is cut-off event [2021-12-22 13:26:49,719 INFO L387 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2021-12-22 13:26:49,719 INFO L387 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2021-12-22 13:26:49,719 INFO L387 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2021-12-22 13:26:49,822 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1141] L833-->L849: Formula: (let ((.cse31 (= (mod v_~a$w_buff1_used~0_356 256) 0)) (.cse28 (= (mod v_~a$r_buff0_thd4~0_234 256) 0)) (.cse23 (= (mod v_~a$r_buff1_thd4~0_179 256) 0))) (let ((.cse0 (= (mod v_~weak$$choice2~0_86 256) 0)) (.cse22 (= (mod v_~a$w_buff1_used~0_355 256) 0)) (.cse12 (= (mod v_~a$w_buff0_used~0_489 256) 0)) (.cse18 (not .cse23)) (.cse11 (and .cse23 .cse28)) (.cse13 (and .cse28 .cse31)) (.cse5 (not .cse28)) (.cse30 (= (mod v_~a$w_buff0_used~0_490 256) 0))) (let ((.cse4 (or .cse30 .cse28)) (.cse2 (or .cse5 (not .cse31))) (.cse6 (not .cse30)) (.cse8 (or .cse11 .cse30 .cse13)) (.cse1 (or .cse5 .cse18)) (.cse14 (or .cse12 .cse28)) (.cse16 (not .cse12)) (.cse21 (not .cse22)) (.cse9 (not .cse0))) (and (= v_~a$flush_delayed~0_44 0) (let ((.cse7 (= |v_P3_#t~ite28_47| |v_P3Thread1of1ForFork0_#t~ite28_1|))) (or (and (= |v_P3_#t~ite29_41| v_~a$w_buff1~0_120) .cse0 (or (and (= |v_P3_#t~ite28_47| |v_P3_#t~ite29_41|) .cse1 .cse2 (let ((.cse3 (= |v_P3_#t~ite28_47| v_~a$w_buff1~0_121))) (or (and .cse3 .cse4) (and .cse5 .cse3 .cse6))) .cse6) (and .cse7 .cse8 (= |v_P3_#t~ite29_41| v_~a$w_buff1~0_121)))) (and .cse7 (= |v_P3_#t~ite29_41| |v_P3Thread1of1ForFork0_#t~ite29_1|) (= v_~a$w_buff1~0_121 v_~a$w_buff1~0_120) .cse9))) (= v_~a~0_186 v_~a$mem_tmp~0_26) (let ((.cse10 (= |v_P3_#t~ite34_47| |v_P3Thread1of1ForFork0_#t~ite34_1|))) (or (and (= v_~a$w_buff1_used~0_356 v_~a$w_buff1_used~0_355) (= |v_P3_#t~ite35_41| |v_P3Thread1of1ForFork0_#t~ite35_1|) .cse9 .cse10) (and (= |v_P3_#t~ite35_41| v_~a$w_buff1_used~0_355) (or (and (= |v_P3_#t~ite35_41| v_~a$w_buff1_used~0_356) (or .cse11 .cse12 .cse13) .cse10) (and .cse1 (let ((.cse15 (= |v_P3_#t~ite34_47| 0))) (or (and .cse14 .cse15) (and .cse5 .cse16 .cse15))) .cse16 .cse2 (= |v_P3_#t~ite34_47| |v_P3_#t~ite35_41|))) .cse0))) (let ((.cse24 (= |v_P3_#t~ite40_69| |v_P3Thread1of1ForFork0_#t~ite40_1|))) (or (and (= |v_P3_#t~ite41_61| v_~a$r_buff1_thd4~0_178) .cse0 (let ((.cse20 (= (mod v_~a$r_buff0_thd4~0_233 256) 0))) (or (let ((.cse17 (not .cse20))) (and (or .cse17 .cse18) (let ((.cse19 (= |v_P3_#t~ite40_69| 0))) (or (and .cse19 (or .cse20 .cse12)) (and .cse17 .cse16 .cse19))) .cse16 (= |v_P3_#t~ite40_69| |v_P3_#t~ite41_61|) (or .cse17 .cse21))) (and (or (and .cse20 .cse22) (and .cse20 .cse23) .cse12) (= |v_P3_#t~ite41_61| v_~a$r_buff1_thd4~0_179) .cse24)))) (and (= |v_P3_#t~ite41_61| |v_P3Thread1of1ForFork0_#t~ite41_1|) .cse9 (= v_~a$r_buff1_thd4~0_178 v_~a$r_buff1_thd4~0_179) .cse24))) (= |v_P3Thread1of1ForFork0_#t~nondet21_1| v_~weak$$choice0~0_19) (or (and (= v_~a~0_184 v_~__unbuffered_p3_EBX~0_16) .cse0) (and .cse9 (= v_~a~0_184 v_~a$mem_tmp~0_26))) (let ((.cse25 (= |v_P3_#t~ite31_49| |v_P3Thread1of1ForFork0_#t~ite31_1|))) (or (and (= |v_P3_#t~ite32_45| v_~a$w_buff0_used~0_489) (or (and (= |v_P3_#t~ite32_45| v_~a$w_buff0_used~0_490) .cse25 .cse8) (and (= |v_P3_#t~ite32_45| |v_P3_#t~ite31_49|) .cse1 .cse2 .cse6 (or (and .cse4 (= |v_P3_#t~ite31_49| v_~a$w_buff0_used~0_490)) (and .cse5 (= |v_P3_#t~ite31_49| 0) .cse6)))) .cse0) (and .cse25 .cse9 (= v_~a$w_buff0_used~0_489 v_~a$w_buff0_used~0_490) (= |v_P3_#t~ite32_45| |v_P3Thread1of1ForFork0_#t~ite32_1|)))) (or (and (= |v_P3_#t~ite23_57| v_~__unbuffered_p3_EBX~0_16) .cse1 .cse2 (or (and .cse5 .cse6 (= |v_P3_#t~ite23_57| v_~a$w_buff0~0_112)) (and (= |v_P3_#t~ite23_57| v_~a$w_buff1~0_121) .cse4)) .cse6) (and (= |v_P3_#t~ite23_57| |v_P3Thread1of1ForFork0_#t~ite23_1|) (= v_~a~0_186 v_~__unbuffered_p3_EBX~0_16) .cse8)) (let ((.cse27 (= |v_P3_#t~ite25_55| |v_P3Thread1of1ForFork0_#t~ite25_1|))) (or (and (= |v_P3_#t~ite26_47| v_~a$w_buff0~0_111) (or (and .cse1 (let ((.cse26 (= |v_P3_#t~ite25_55| v_~a$w_buff0~0_112))) (or (and .cse26 .cse5 .cse6) (and .cse26 .cse4))) .cse2 .cse6 (= |v_P3_#t~ite25_55| |v_P3_#t~ite26_47|)) (and (= |v_P3_#t~ite26_47| v_~a$w_buff0~0_112) .cse8 .cse27)) .cse0) (and (= |v_P3_#t~ite26_47| |v_P3Thread1of1ForFork0_#t~ite26_1|) (= v_~a$w_buff0~0_112 v_~a$w_buff0~0_111) .cse9 .cse27))) (let ((.cse29 (= |v_P3_#t~ite37_67| |v_P3Thread1of1ForFork0_#t~ite37_1|))) (or (and .cse0 (or (and (or (and .cse28 .cse22) .cse11 .cse12) .cse29 (= |v_P3_#t~ite38_61| v_~a$r_buff0_thd4~0_234)) (and .cse1 (= |v_P3_#t~ite37_67| |v_P3_#t~ite38_61|) .cse16 (or (and .cse14 (= |v_P3_#t~ite37_67| v_~a$r_buff0_thd4~0_234)) (and .cse5 .cse16 (= |v_P3_#t~ite37_67| 0))) (or .cse5 .cse21))) (= |v_P3_#t~ite38_61| v_~a$r_buff0_thd4~0_233)) (and (= |v_P3_#t~ite38_61| |v_P3Thread1of1ForFork0_#t~ite38_1|) .cse29 .cse9 (= v_~a$r_buff0_thd4~0_234 v_~a$r_buff0_thd4~0_233)))) (= |v_P3Thread1of1ForFork0_#t~nondet22_1| v_~weak$$choice2~0_86))))) InVars {P3Thread1of1ForFork0_#t~ite41=|v_P3Thread1of1ForFork0_#t~ite41_1|, P3Thread1of1ForFork0_#t~ite40=|v_P3Thread1of1ForFork0_#t~ite40_1|, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_179, P3Thread1of1ForFork0_#t~nondet22=|v_P3Thread1of1ForFork0_#t~nondet22_1|, P3Thread1of1ForFork0_#t~nondet21=|v_P3Thread1of1ForFork0_#t~nondet21_1|, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_490, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_234, ~a~0=v_~a~0_186, ~a$w_buff1~0=v_~a$w_buff1~0_121, ~a$w_buff0~0=v_~a$w_buff0~0_112, P3Thread1of1ForFork0_#t~ite29=|v_P3Thread1of1ForFork0_#t~ite29_1|, P3Thread1of1ForFork0_#t~ite28=|v_P3Thread1of1ForFork0_#t~ite28_1|, P3Thread1of1ForFork0_#t~ite38=|v_P3Thread1of1ForFork0_#t~ite38_1|, P3Thread1of1ForFork0_#t~ite37=|v_P3Thread1of1ForFork0_#t~ite37_1|, P3Thread1of1ForFork0_#t~ite26=|v_P3Thread1of1ForFork0_#t~ite26_1|, P3Thread1of1ForFork0_#t~ite25=|v_P3Thread1of1ForFork0_#t~ite25_1|, P3Thread1of1ForFork0_#t~ite35=|v_P3Thread1of1ForFork0_#t~ite35_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_356, P3Thread1of1ForFork0_#t~ite34=|v_P3Thread1of1ForFork0_#t~ite34_1|, P3Thread1of1ForFork0_#t~ite23=|v_P3Thread1of1ForFork0_#t~ite23_1|, P3Thread1of1ForFork0_#t~ite32=|v_P3Thread1of1ForFork0_#t~ite32_1|, P3Thread1of1ForFork0_#t~ite31=|v_P3Thread1of1ForFork0_#t~ite31_1|} OutVars{P3Thread1of1ForFork0_#t~ite30=|v_P3Thread1of1ForFork0_#t~ite30_1|, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_178, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_233, ~a~0=v_~a~0_184, ~a$mem_tmp~0=v_~a$mem_tmp~0_26, ~a$w_buff1~0=v_~a$w_buff1~0_120, P3Thread1of1ForFork0_#t~ite39=|v_P3Thread1of1ForFork0_#t~ite39_1|, P3Thread1of1ForFork0_#t~ite38=|v_P3Thread1of1ForFork0_#t~ite38_2|, P3Thread1of1ForFork0_#t~ite37=|v_P3Thread1of1ForFork0_#t~ite37_2|, P3Thread1of1ForFork0_#t~ite36=|v_P3Thread1of1ForFork0_#t~ite36_1|, P3Thread1of1ForFork0_#t~ite35=|v_P3Thread1of1ForFork0_#t~ite35_2|, P3Thread1of1ForFork0_#t~ite34=|v_P3Thread1of1ForFork0_#t~ite34_2|, P3Thread1of1ForFork0_#t~ite33=|v_P3Thread1of1ForFork0_#t~ite33_1|, P3Thread1of1ForFork0_#t~ite32=|v_P3Thread1of1ForFork0_#t~ite32_2|, P3Thread1of1ForFork0_#t~ite31=|v_P3Thread1of1ForFork0_#t~ite31_2|, P3Thread1of1ForFork0_#t~ite42=|v_P3Thread1of1ForFork0_#t~ite42_1|, P3Thread1of1ForFork0_#t~ite41=|v_P3Thread1of1ForFork0_#t~ite41_2|, P3Thread1of1ForFork0_#t~ite43=|v_P3Thread1of1ForFork0_#t~ite43_1|, P3Thread1of1ForFork0_#t~ite40=|v_P3Thread1of1ForFork0_#t~ite40_2|, P3Thread1of1ForFork0_#t~nondet22=|v_P3Thread1of1ForFork0_#t~nondet22_2|, P3Thread1of1ForFork0_#t~nondet21=|v_P3Thread1of1ForFork0_#t~nondet21_2|, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_489, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_16, ~weak$$choice0~0=v_~weak$$choice0~0_19, ~a$flush_delayed~0=v_~a$flush_delayed~0_44, ~a$w_buff0~0=v_~a$w_buff0~0_111, P3Thread1of1ForFork0_#t~ite29=|v_P3Thread1of1ForFork0_#t~ite29_2|, P3Thread1of1ForFork0_#t~ite28=|v_P3Thread1of1ForFork0_#t~ite28_2|, P3Thread1of1ForFork0_#t~ite27=|v_P3Thread1of1ForFork0_#t~ite27_1|, P3Thread1of1ForFork0_#t~ite26=|v_P3Thread1of1ForFork0_#t~ite26_2|, P3Thread1of1ForFork0_#t~ite25=|v_P3Thread1of1ForFork0_#t~ite25_2|, P3Thread1of1ForFork0_#t~ite24=|v_P3Thread1of1ForFork0_#t~ite24_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_355, P3Thread1of1ForFork0_#t~ite23=|v_P3Thread1of1ForFork0_#t~ite23_2|, ~weak$$choice2~0=v_~weak$$choice2~0_86} AuxVars[|v_P3_#t~ite29_41|, |v_P3_#t~ite34_47|, |v_P3_#t~ite41_61|, |v_P3_#t~ite25_55|, |v_P3_#t~ite32_45|, |v_P3_#t~ite28_47|, |v_P3_#t~ite26_47|, |v_P3_#t~ite31_49|, |v_P3_#t~ite38_61|, |v_P3_#t~ite23_57|, |v_P3_#t~ite37_67|, |v_P3_#t~ite35_41|, |v_P3_#t~ite40_69|] AssignedVars[P3Thread1of1ForFork0_#t~ite30, ~a$r_buff1_thd4~0, ~a$r_buff0_thd4~0, ~a~0, ~a$mem_tmp~0, ~a$w_buff1~0, P3Thread1of1ForFork0_#t~ite39, P3Thread1of1ForFork0_#t~ite38, P3Thread1of1ForFork0_#t~ite37, P3Thread1of1ForFork0_#t~ite36, P3Thread1of1ForFork0_#t~ite35, P3Thread1of1ForFork0_#t~ite34, P3Thread1of1ForFork0_#t~ite33, P3Thread1of1ForFork0_#t~ite32, P3Thread1of1ForFork0_#t~ite31, P3Thread1of1ForFork0_#t~ite42, P3Thread1of1ForFork0_#t~ite41, P3Thread1of1ForFork0_#t~ite43, P3Thread1of1ForFork0_#t~ite40, P3Thread1of1ForFork0_#t~nondet22, P3Thread1of1ForFork0_#t~nondet21, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~weak$$choice0~0, ~a$flush_delayed~0, ~a$w_buff0~0, P3Thread1of1ForFork0_#t~ite29, P3Thread1of1ForFork0_#t~ite28, P3Thread1of1ForFork0_#t~ite27, P3Thread1of1ForFork0_#t~ite26, P3Thread1of1ForFork0_#t~ite25, P3Thread1of1ForFork0_#t~ite24, ~a$w_buff1_used~0, P3Thread1of1ForFork0_#t~ite23, ~weak$$choice2~0][133], [56#L790true, Black: 186#(= ~__unbuffered_p2_EAX~0 0), 260#(= ~z~0 1), 101#L780true, P1Thread1of1ForFork1InUse, P0Thread1of1ForFork3InUse, P2Thread1of1ForFork2InUse, Black: 278#(and (= ~z~0 1) (<= 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: 268#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), P3Thread1of1ForFork0InUse, Black: 276#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 274#(and (= ~z~0 1) (<= 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: 266#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), 126#L823true, Black: 272#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 270#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 220#(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: 218#(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)), Black: 216#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 328#(and (<= ~__unbuffered_cnt~0 2) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 108#L849true, Black: 161#(= ~__unbuffered_p3_EAX~0 0), Black: 309#(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)), 301#(and (<= ~__unbuffered_cnt~0 2) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 35#L883true, Black: 293#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 305#(and (<= ~__unbuffered_cnt~0 2) (<= |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: 242#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))]) [2021-12-22 13:26:49,823 INFO L384 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2021-12-22 13:26:49,823 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-12-22 13:26:49,823 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-12-22 13:26:49,823 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-12-22 13:26:49,991 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1141] L833-->L849: Formula: (let ((.cse31 (= (mod v_~a$w_buff1_used~0_356 256) 0)) (.cse28 (= (mod v_~a$r_buff0_thd4~0_234 256) 0)) (.cse23 (= (mod v_~a$r_buff1_thd4~0_179 256) 0))) (let ((.cse0 (= (mod v_~weak$$choice2~0_86 256) 0)) (.cse22 (= (mod v_~a$w_buff1_used~0_355 256) 0)) (.cse12 (= (mod v_~a$w_buff0_used~0_489 256) 0)) (.cse18 (not .cse23)) (.cse11 (and .cse23 .cse28)) (.cse13 (and .cse28 .cse31)) (.cse5 (not .cse28)) (.cse30 (= (mod v_~a$w_buff0_used~0_490 256) 0))) (let ((.cse4 (or .cse30 .cse28)) (.cse2 (or .cse5 (not .cse31))) (.cse6 (not .cse30)) (.cse8 (or .cse11 .cse30 .cse13)) (.cse1 (or .cse5 .cse18)) (.cse14 (or .cse12 .cse28)) (.cse16 (not .cse12)) (.cse21 (not .cse22)) (.cse9 (not .cse0))) (and (= v_~a$flush_delayed~0_44 0) (let ((.cse7 (= |v_P3_#t~ite28_47| |v_P3Thread1of1ForFork0_#t~ite28_1|))) (or (and (= |v_P3_#t~ite29_41| v_~a$w_buff1~0_120) .cse0 (or (and (= |v_P3_#t~ite28_47| |v_P3_#t~ite29_41|) .cse1 .cse2 (let ((.cse3 (= |v_P3_#t~ite28_47| v_~a$w_buff1~0_121))) (or (and .cse3 .cse4) (and .cse5 .cse3 .cse6))) .cse6) (and .cse7 .cse8 (= |v_P3_#t~ite29_41| v_~a$w_buff1~0_121)))) (and .cse7 (= |v_P3_#t~ite29_41| |v_P3Thread1of1ForFork0_#t~ite29_1|) (= v_~a$w_buff1~0_121 v_~a$w_buff1~0_120) .cse9))) (= v_~a~0_186 v_~a$mem_tmp~0_26) (let ((.cse10 (= |v_P3_#t~ite34_47| |v_P3Thread1of1ForFork0_#t~ite34_1|))) (or (and (= v_~a$w_buff1_used~0_356 v_~a$w_buff1_used~0_355) (= |v_P3_#t~ite35_41| |v_P3Thread1of1ForFork0_#t~ite35_1|) .cse9 .cse10) (and (= |v_P3_#t~ite35_41| v_~a$w_buff1_used~0_355) (or (and (= |v_P3_#t~ite35_41| v_~a$w_buff1_used~0_356) (or .cse11 .cse12 .cse13) .cse10) (and .cse1 (let ((.cse15 (= |v_P3_#t~ite34_47| 0))) (or (and .cse14 .cse15) (and .cse5 .cse16 .cse15))) .cse16 .cse2 (= |v_P3_#t~ite34_47| |v_P3_#t~ite35_41|))) .cse0))) (let ((.cse24 (= |v_P3_#t~ite40_69| |v_P3Thread1of1ForFork0_#t~ite40_1|))) (or (and (= |v_P3_#t~ite41_61| v_~a$r_buff1_thd4~0_178) .cse0 (let ((.cse20 (= (mod v_~a$r_buff0_thd4~0_233 256) 0))) (or (let ((.cse17 (not .cse20))) (and (or .cse17 .cse18) (let ((.cse19 (= |v_P3_#t~ite40_69| 0))) (or (and .cse19 (or .cse20 .cse12)) (and .cse17 .cse16 .cse19))) .cse16 (= |v_P3_#t~ite40_69| |v_P3_#t~ite41_61|) (or .cse17 .cse21))) (and (or (and .cse20 .cse22) (and .cse20 .cse23) .cse12) (= |v_P3_#t~ite41_61| v_~a$r_buff1_thd4~0_179) .cse24)))) (and (= |v_P3_#t~ite41_61| |v_P3Thread1of1ForFork0_#t~ite41_1|) .cse9 (= v_~a$r_buff1_thd4~0_178 v_~a$r_buff1_thd4~0_179) .cse24))) (= |v_P3Thread1of1ForFork0_#t~nondet21_1| v_~weak$$choice0~0_19) (or (and (= v_~a~0_184 v_~__unbuffered_p3_EBX~0_16) .cse0) (and .cse9 (= v_~a~0_184 v_~a$mem_tmp~0_26))) (let ((.cse25 (= |v_P3_#t~ite31_49| |v_P3Thread1of1ForFork0_#t~ite31_1|))) (or (and (= |v_P3_#t~ite32_45| v_~a$w_buff0_used~0_489) (or (and (= |v_P3_#t~ite32_45| v_~a$w_buff0_used~0_490) .cse25 .cse8) (and (= |v_P3_#t~ite32_45| |v_P3_#t~ite31_49|) .cse1 .cse2 .cse6 (or (and .cse4 (= |v_P3_#t~ite31_49| v_~a$w_buff0_used~0_490)) (and .cse5 (= |v_P3_#t~ite31_49| 0) .cse6)))) .cse0) (and .cse25 .cse9 (= v_~a$w_buff0_used~0_489 v_~a$w_buff0_used~0_490) (= |v_P3_#t~ite32_45| |v_P3Thread1of1ForFork0_#t~ite32_1|)))) (or (and (= |v_P3_#t~ite23_57| v_~__unbuffered_p3_EBX~0_16) .cse1 .cse2 (or (and .cse5 .cse6 (= |v_P3_#t~ite23_57| v_~a$w_buff0~0_112)) (and (= |v_P3_#t~ite23_57| v_~a$w_buff1~0_121) .cse4)) .cse6) (and (= |v_P3_#t~ite23_57| |v_P3Thread1of1ForFork0_#t~ite23_1|) (= v_~a~0_186 v_~__unbuffered_p3_EBX~0_16) .cse8)) (let ((.cse27 (= |v_P3_#t~ite25_55| |v_P3Thread1of1ForFork0_#t~ite25_1|))) (or (and (= |v_P3_#t~ite26_47| v_~a$w_buff0~0_111) (or (and .cse1 (let ((.cse26 (= |v_P3_#t~ite25_55| v_~a$w_buff0~0_112))) (or (and .cse26 .cse5 .cse6) (and .cse26 .cse4))) .cse2 .cse6 (= |v_P3_#t~ite25_55| |v_P3_#t~ite26_47|)) (and (= |v_P3_#t~ite26_47| v_~a$w_buff0~0_112) .cse8 .cse27)) .cse0) (and (= |v_P3_#t~ite26_47| |v_P3Thread1of1ForFork0_#t~ite26_1|) (= v_~a$w_buff0~0_112 v_~a$w_buff0~0_111) .cse9 .cse27))) (let ((.cse29 (= |v_P3_#t~ite37_67| |v_P3Thread1of1ForFork0_#t~ite37_1|))) (or (and .cse0 (or (and (or (and .cse28 .cse22) .cse11 .cse12) .cse29 (= |v_P3_#t~ite38_61| v_~a$r_buff0_thd4~0_234)) (and .cse1 (= |v_P3_#t~ite37_67| |v_P3_#t~ite38_61|) .cse16 (or (and .cse14 (= |v_P3_#t~ite37_67| v_~a$r_buff0_thd4~0_234)) (and .cse5 .cse16 (= |v_P3_#t~ite37_67| 0))) (or .cse5 .cse21))) (= |v_P3_#t~ite38_61| v_~a$r_buff0_thd4~0_233)) (and (= |v_P3_#t~ite38_61| |v_P3Thread1of1ForFork0_#t~ite38_1|) .cse29 .cse9 (= v_~a$r_buff0_thd4~0_234 v_~a$r_buff0_thd4~0_233)))) (= |v_P3Thread1of1ForFork0_#t~nondet22_1| v_~weak$$choice2~0_86))))) InVars {P3Thread1of1ForFork0_#t~ite41=|v_P3Thread1of1ForFork0_#t~ite41_1|, P3Thread1of1ForFork0_#t~ite40=|v_P3Thread1of1ForFork0_#t~ite40_1|, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_179, P3Thread1of1ForFork0_#t~nondet22=|v_P3Thread1of1ForFork0_#t~nondet22_1|, P3Thread1of1ForFork0_#t~nondet21=|v_P3Thread1of1ForFork0_#t~nondet21_1|, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_490, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_234, ~a~0=v_~a~0_186, ~a$w_buff1~0=v_~a$w_buff1~0_121, ~a$w_buff0~0=v_~a$w_buff0~0_112, P3Thread1of1ForFork0_#t~ite29=|v_P3Thread1of1ForFork0_#t~ite29_1|, P3Thread1of1ForFork0_#t~ite28=|v_P3Thread1of1ForFork0_#t~ite28_1|, P3Thread1of1ForFork0_#t~ite38=|v_P3Thread1of1ForFork0_#t~ite38_1|, P3Thread1of1ForFork0_#t~ite37=|v_P3Thread1of1ForFork0_#t~ite37_1|, P3Thread1of1ForFork0_#t~ite26=|v_P3Thread1of1ForFork0_#t~ite26_1|, P3Thread1of1ForFork0_#t~ite25=|v_P3Thread1of1ForFork0_#t~ite25_1|, P3Thread1of1ForFork0_#t~ite35=|v_P3Thread1of1ForFork0_#t~ite35_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_356, P3Thread1of1ForFork0_#t~ite34=|v_P3Thread1of1ForFork0_#t~ite34_1|, P3Thread1of1ForFork0_#t~ite23=|v_P3Thread1of1ForFork0_#t~ite23_1|, P3Thread1of1ForFork0_#t~ite32=|v_P3Thread1of1ForFork0_#t~ite32_1|, P3Thread1of1ForFork0_#t~ite31=|v_P3Thread1of1ForFork0_#t~ite31_1|} OutVars{P3Thread1of1ForFork0_#t~ite30=|v_P3Thread1of1ForFork0_#t~ite30_1|, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_178, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_233, ~a~0=v_~a~0_184, ~a$mem_tmp~0=v_~a$mem_tmp~0_26, ~a$w_buff1~0=v_~a$w_buff1~0_120, P3Thread1of1ForFork0_#t~ite39=|v_P3Thread1of1ForFork0_#t~ite39_1|, P3Thread1of1ForFork0_#t~ite38=|v_P3Thread1of1ForFork0_#t~ite38_2|, P3Thread1of1ForFork0_#t~ite37=|v_P3Thread1of1ForFork0_#t~ite37_2|, P3Thread1of1ForFork0_#t~ite36=|v_P3Thread1of1ForFork0_#t~ite36_1|, P3Thread1of1ForFork0_#t~ite35=|v_P3Thread1of1ForFork0_#t~ite35_2|, P3Thread1of1ForFork0_#t~ite34=|v_P3Thread1of1ForFork0_#t~ite34_2|, P3Thread1of1ForFork0_#t~ite33=|v_P3Thread1of1ForFork0_#t~ite33_1|, P3Thread1of1ForFork0_#t~ite32=|v_P3Thread1of1ForFork0_#t~ite32_2|, P3Thread1of1ForFork0_#t~ite31=|v_P3Thread1of1ForFork0_#t~ite31_2|, P3Thread1of1ForFork0_#t~ite42=|v_P3Thread1of1ForFork0_#t~ite42_1|, P3Thread1of1ForFork0_#t~ite41=|v_P3Thread1of1ForFork0_#t~ite41_2|, P3Thread1of1ForFork0_#t~ite43=|v_P3Thread1of1ForFork0_#t~ite43_1|, P3Thread1of1ForFork0_#t~ite40=|v_P3Thread1of1ForFork0_#t~ite40_2|, P3Thread1of1ForFork0_#t~nondet22=|v_P3Thread1of1ForFork0_#t~nondet22_2|, P3Thread1of1ForFork0_#t~nondet21=|v_P3Thread1of1ForFork0_#t~nondet21_2|, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_489, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_16, ~weak$$choice0~0=v_~weak$$choice0~0_19, ~a$flush_delayed~0=v_~a$flush_delayed~0_44, ~a$w_buff0~0=v_~a$w_buff0~0_111, P3Thread1of1ForFork0_#t~ite29=|v_P3Thread1of1ForFork0_#t~ite29_2|, P3Thread1of1ForFork0_#t~ite28=|v_P3Thread1of1ForFork0_#t~ite28_2|, P3Thread1of1ForFork0_#t~ite27=|v_P3Thread1of1ForFork0_#t~ite27_1|, P3Thread1of1ForFork0_#t~ite26=|v_P3Thread1of1ForFork0_#t~ite26_2|, P3Thread1of1ForFork0_#t~ite25=|v_P3Thread1of1ForFork0_#t~ite25_2|, P3Thread1of1ForFork0_#t~ite24=|v_P3Thread1of1ForFork0_#t~ite24_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_355, P3Thread1of1ForFork0_#t~ite23=|v_P3Thread1of1ForFork0_#t~ite23_2|, ~weak$$choice2~0=v_~weak$$choice2~0_86} AuxVars[|v_P3_#t~ite29_41|, |v_P3_#t~ite34_47|, |v_P3_#t~ite41_61|, |v_P3_#t~ite25_55|, |v_P3_#t~ite32_45|, |v_P3_#t~ite28_47|, |v_P3_#t~ite26_47|, |v_P3_#t~ite31_49|, |v_P3_#t~ite38_61|, |v_P3_#t~ite23_57|, |v_P3_#t~ite37_67|, |v_P3_#t~ite35_41|, |v_P3_#t~ite40_69|] AssignedVars[P3Thread1of1ForFork0_#t~ite30, ~a$r_buff1_thd4~0, ~a$r_buff0_thd4~0, ~a~0, ~a$mem_tmp~0, ~a$w_buff1~0, P3Thread1of1ForFork0_#t~ite39, P3Thread1of1ForFork0_#t~ite38, P3Thread1of1ForFork0_#t~ite37, P3Thread1of1ForFork0_#t~ite36, P3Thread1of1ForFork0_#t~ite35, P3Thread1of1ForFork0_#t~ite34, P3Thread1of1ForFork0_#t~ite33, P3Thread1of1ForFork0_#t~ite32, P3Thread1of1ForFork0_#t~ite31, P3Thread1of1ForFork0_#t~ite42, P3Thread1of1ForFork0_#t~ite41, P3Thread1of1ForFork0_#t~ite43, P3Thread1of1ForFork0_#t~ite40, P3Thread1of1ForFork0_#t~nondet22, P3Thread1of1ForFork0_#t~nondet21, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~weak$$choice0~0, ~a$flush_delayed~0, ~a$w_buff0~0, P3Thread1of1ForFork0_#t~ite29, P3Thread1of1ForFork0_#t~ite28, P3Thread1of1ForFork0_#t~ite27, P3Thread1of1ForFork0_#t~ite26, P3Thread1of1ForFork0_#t~ite25, P3Thread1of1ForFork0_#t~ite24, ~a$w_buff1_used~0, P3Thread1of1ForFork0_#t~ite23, ~weak$$choice2~0][144], [56#L790true, Black: 186#(= ~__unbuffered_p2_EAX~0 0), 260#(= ~z~0 1), 101#L780true, P1Thread1of1ForFork1InUse, P0Thread1of1ForFork3InUse, P2Thread1of1ForFork2InUse, Black: 278#(and (= ~z~0 1) (<= 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: 268#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), P3Thread1of1ForFork0InUse, Black: 276#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 274#(and (= ~z~0 1) (<= 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|))), 126#L823true, Black: 266#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 272#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 270#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 72#L884-1true, Black: 220#(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: 218#(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)), Black: 216#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 108#L849true, Black: 161#(= ~__unbuffered_p3_EAX~0 0), 332#(and (<= ~__unbuffered_cnt~0 2) (<= |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)), 303#(and (<= ~__unbuffered_cnt~0 2) (<= |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)), Black: 309#(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: 293#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 305#(and (<= ~__unbuffered_cnt~0 2) (<= |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: 242#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))]) [2021-12-22 13:26:49,993 INFO L384 tUnfolder$Statistics]: this new event has 94 ancestors and is cut-off event [2021-12-22 13:26:49,993 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-12-22 13:26:49,993 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-12-22 13:26:49,996 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-12-22 13:26:50,038 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1141] L833-->L849: Formula: (let ((.cse31 (= (mod v_~a$w_buff1_used~0_356 256) 0)) (.cse28 (= (mod v_~a$r_buff0_thd4~0_234 256) 0)) (.cse23 (= (mod v_~a$r_buff1_thd4~0_179 256) 0))) (let ((.cse0 (= (mod v_~weak$$choice2~0_86 256) 0)) (.cse22 (= (mod v_~a$w_buff1_used~0_355 256) 0)) (.cse12 (= (mod v_~a$w_buff0_used~0_489 256) 0)) (.cse18 (not .cse23)) (.cse11 (and .cse23 .cse28)) (.cse13 (and .cse28 .cse31)) (.cse5 (not .cse28)) (.cse30 (= (mod v_~a$w_buff0_used~0_490 256) 0))) (let ((.cse4 (or .cse30 .cse28)) (.cse2 (or .cse5 (not .cse31))) (.cse6 (not .cse30)) (.cse8 (or .cse11 .cse30 .cse13)) (.cse1 (or .cse5 .cse18)) (.cse14 (or .cse12 .cse28)) (.cse16 (not .cse12)) (.cse21 (not .cse22)) (.cse9 (not .cse0))) (and (= v_~a$flush_delayed~0_44 0) (let ((.cse7 (= |v_P3_#t~ite28_47| |v_P3Thread1of1ForFork0_#t~ite28_1|))) (or (and (= |v_P3_#t~ite29_41| v_~a$w_buff1~0_120) .cse0 (or (and (= |v_P3_#t~ite28_47| |v_P3_#t~ite29_41|) .cse1 .cse2 (let ((.cse3 (= |v_P3_#t~ite28_47| v_~a$w_buff1~0_121))) (or (and .cse3 .cse4) (and .cse5 .cse3 .cse6))) .cse6) (and .cse7 .cse8 (= |v_P3_#t~ite29_41| v_~a$w_buff1~0_121)))) (and .cse7 (= |v_P3_#t~ite29_41| |v_P3Thread1of1ForFork0_#t~ite29_1|) (= v_~a$w_buff1~0_121 v_~a$w_buff1~0_120) .cse9))) (= v_~a~0_186 v_~a$mem_tmp~0_26) (let ((.cse10 (= |v_P3_#t~ite34_47| |v_P3Thread1of1ForFork0_#t~ite34_1|))) (or (and (= v_~a$w_buff1_used~0_356 v_~a$w_buff1_used~0_355) (= |v_P3_#t~ite35_41| |v_P3Thread1of1ForFork0_#t~ite35_1|) .cse9 .cse10) (and (= |v_P3_#t~ite35_41| v_~a$w_buff1_used~0_355) (or (and (= |v_P3_#t~ite35_41| v_~a$w_buff1_used~0_356) (or .cse11 .cse12 .cse13) .cse10) (and .cse1 (let ((.cse15 (= |v_P3_#t~ite34_47| 0))) (or (and .cse14 .cse15) (and .cse5 .cse16 .cse15))) .cse16 .cse2 (= |v_P3_#t~ite34_47| |v_P3_#t~ite35_41|))) .cse0))) (let ((.cse24 (= |v_P3_#t~ite40_69| |v_P3Thread1of1ForFork0_#t~ite40_1|))) (or (and (= |v_P3_#t~ite41_61| v_~a$r_buff1_thd4~0_178) .cse0 (let ((.cse20 (= (mod v_~a$r_buff0_thd4~0_233 256) 0))) (or (let ((.cse17 (not .cse20))) (and (or .cse17 .cse18) (let ((.cse19 (= |v_P3_#t~ite40_69| 0))) (or (and .cse19 (or .cse20 .cse12)) (and .cse17 .cse16 .cse19))) .cse16 (= |v_P3_#t~ite40_69| |v_P3_#t~ite41_61|) (or .cse17 .cse21))) (and (or (and .cse20 .cse22) (and .cse20 .cse23) .cse12) (= |v_P3_#t~ite41_61| v_~a$r_buff1_thd4~0_179) .cse24)))) (and (= |v_P3_#t~ite41_61| |v_P3Thread1of1ForFork0_#t~ite41_1|) .cse9 (= v_~a$r_buff1_thd4~0_178 v_~a$r_buff1_thd4~0_179) .cse24))) (= |v_P3Thread1of1ForFork0_#t~nondet21_1| v_~weak$$choice0~0_19) (or (and (= v_~a~0_184 v_~__unbuffered_p3_EBX~0_16) .cse0) (and .cse9 (= v_~a~0_184 v_~a$mem_tmp~0_26))) (let ((.cse25 (= |v_P3_#t~ite31_49| |v_P3Thread1of1ForFork0_#t~ite31_1|))) (or (and (= |v_P3_#t~ite32_45| v_~a$w_buff0_used~0_489) (or (and (= |v_P3_#t~ite32_45| v_~a$w_buff0_used~0_490) .cse25 .cse8) (and (= |v_P3_#t~ite32_45| |v_P3_#t~ite31_49|) .cse1 .cse2 .cse6 (or (and .cse4 (= |v_P3_#t~ite31_49| v_~a$w_buff0_used~0_490)) (and .cse5 (= |v_P3_#t~ite31_49| 0) .cse6)))) .cse0) (and .cse25 .cse9 (= v_~a$w_buff0_used~0_489 v_~a$w_buff0_used~0_490) (= |v_P3_#t~ite32_45| |v_P3Thread1of1ForFork0_#t~ite32_1|)))) (or (and (= |v_P3_#t~ite23_57| v_~__unbuffered_p3_EBX~0_16) .cse1 .cse2 (or (and .cse5 .cse6 (= |v_P3_#t~ite23_57| v_~a$w_buff0~0_112)) (and (= |v_P3_#t~ite23_57| v_~a$w_buff1~0_121) .cse4)) .cse6) (and (= |v_P3_#t~ite23_57| |v_P3Thread1of1ForFork0_#t~ite23_1|) (= v_~a~0_186 v_~__unbuffered_p3_EBX~0_16) .cse8)) (let ((.cse27 (= |v_P3_#t~ite25_55| |v_P3Thread1of1ForFork0_#t~ite25_1|))) (or (and (= |v_P3_#t~ite26_47| v_~a$w_buff0~0_111) (or (and .cse1 (let ((.cse26 (= |v_P3_#t~ite25_55| v_~a$w_buff0~0_112))) (or (and .cse26 .cse5 .cse6) (and .cse26 .cse4))) .cse2 .cse6 (= |v_P3_#t~ite25_55| |v_P3_#t~ite26_47|)) (and (= |v_P3_#t~ite26_47| v_~a$w_buff0~0_112) .cse8 .cse27)) .cse0) (and (= |v_P3_#t~ite26_47| |v_P3Thread1of1ForFork0_#t~ite26_1|) (= v_~a$w_buff0~0_112 v_~a$w_buff0~0_111) .cse9 .cse27))) (let ((.cse29 (= |v_P3_#t~ite37_67| |v_P3Thread1of1ForFork0_#t~ite37_1|))) (or (and .cse0 (or (and (or (and .cse28 .cse22) .cse11 .cse12) .cse29 (= |v_P3_#t~ite38_61| v_~a$r_buff0_thd4~0_234)) (and .cse1 (= |v_P3_#t~ite37_67| |v_P3_#t~ite38_61|) .cse16 (or (and .cse14 (= |v_P3_#t~ite37_67| v_~a$r_buff0_thd4~0_234)) (and .cse5 .cse16 (= |v_P3_#t~ite37_67| 0))) (or .cse5 .cse21))) (= |v_P3_#t~ite38_61| v_~a$r_buff0_thd4~0_233)) (and (= |v_P3_#t~ite38_61| |v_P3Thread1of1ForFork0_#t~ite38_1|) .cse29 .cse9 (= v_~a$r_buff0_thd4~0_234 v_~a$r_buff0_thd4~0_233)))) (= |v_P3Thread1of1ForFork0_#t~nondet22_1| v_~weak$$choice2~0_86))))) InVars {P3Thread1of1ForFork0_#t~ite41=|v_P3Thread1of1ForFork0_#t~ite41_1|, P3Thread1of1ForFork0_#t~ite40=|v_P3Thread1of1ForFork0_#t~ite40_1|, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_179, P3Thread1of1ForFork0_#t~nondet22=|v_P3Thread1of1ForFork0_#t~nondet22_1|, P3Thread1of1ForFork0_#t~nondet21=|v_P3Thread1of1ForFork0_#t~nondet21_1|, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_490, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_234, ~a~0=v_~a~0_186, ~a$w_buff1~0=v_~a$w_buff1~0_121, ~a$w_buff0~0=v_~a$w_buff0~0_112, P3Thread1of1ForFork0_#t~ite29=|v_P3Thread1of1ForFork0_#t~ite29_1|, P3Thread1of1ForFork0_#t~ite28=|v_P3Thread1of1ForFork0_#t~ite28_1|, P3Thread1of1ForFork0_#t~ite38=|v_P3Thread1of1ForFork0_#t~ite38_1|, P3Thread1of1ForFork0_#t~ite37=|v_P3Thread1of1ForFork0_#t~ite37_1|, P3Thread1of1ForFork0_#t~ite26=|v_P3Thread1of1ForFork0_#t~ite26_1|, P3Thread1of1ForFork0_#t~ite25=|v_P3Thread1of1ForFork0_#t~ite25_1|, P3Thread1of1ForFork0_#t~ite35=|v_P3Thread1of1ForFork0_#t~ite35_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_356, P3Thread1of1ForFork0_#t~ite34=|v_P3Thread1of1ForFork0_#t~ite34_1|, P3Thread1of1ForFork0_#t~ite23=|v_P3Thread1of1ForFork0_#t~ite23_1|, P3Thread1of1ForFork0_#t~ite32=|v_P3Thread1of1ForFork0_#t~ite32_1|, P3Thread1of1ForFork0_#t~ite31=|v_P3Thread1of1ForFork0_#t~ite31_1|} OutVars{P3Thread1of1ForFork0_#t~ite30=|v_P3Thread1of1ForFork0_#t~ite30_1|, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_178, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_233, ~a~0=v_~a~0_184, ~a$mem_tmp~0=v_~a$mem_tmp~0_26, ~a$w_buff1~0=v_~a$w_buff1~0_120, P3Thread1of1ForFork0_#t~ite39=|v_P3Thread1of1ForFork0_#t~ite39_1|, P3Thread1of1ForFork0_#t~ite38=|v_P3Thread1of1ForFork0_#t~ite38_2|, P3Thread1of1ForFork0_#t~ite37=|v_P3Thread1of1ForFork0_#t~ite37_2|, P3Thread1of1ForFork0_#t~ite36=|v_P3Thread1of1ForFork0_#t~ite36_1|, P3Thread1of1ForFork0_#t~ite35=|v_P3Thread1of1ForFork0_#t~ite35_2|, P3Thread1of1ForFork0_#t~ite34=|v_P3Thread1of1ForFork0_#t~ite34_2|, P3Thread1of1ForFork0_#t~ite33=|v_P3Thread1of1ForFork0_#t~ite33_1|, P3Thread1of1ForFork0_#t~ite32=|v_P3Thread1of1ForFork0_#t~ite32_2|, P3Thread1of1ForFork0_#t~ite31=|v_P3Thread1of1ForFork0_#t~ite31_2|, P3Thread1of1ForFork0_#t~ite42=|v_P3Thread1of1ForFork0_#t~ite42_1|, P3Thread1of1ForFork0_#t~ite41=|v_P3Thread1of1ForFork0_#t~ite41_2|, P3Thread1of1ForFork0_#t~ite43=|v_P3Thread1of1ForFork0_#t~ite43_1|, P3Thread1of1ForFork0_#t~ite40=|v_P3Thread1of1ForFork0_#t~ite40_2|, P3Thread1of1ForFork0_#t~nondet22=|v_P3Thread1of1ForFork0_#t~nondet22_2|, P3Thread1of1ForFork0_#t~nondet21=|v_P3Thread1of1ForFork0_#t~nondet21_2|, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_489, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_16, ~weak$$choice0~0=v_~weak$$choice0~0_19, ~a$flush_delayed~0=v_~a$flush_delayed~0_44, ~a$w_buff0~0=v_~a$w_buff0~0_111, P3Thread1of1ForFork0_#t~ite29=|v_P3Thread1of1ForFork0_#t~ite29_2|, P3Thread1of1ForFork0_#t~ite28=|v_P3Thread1of1ForFork0_#t~ite28_2|, P3Thread1of1ForFork0_#t~ite27=|v_P3Thread1of1ForFork0_#t~ite27_1|, P3Thread1of1ForFork0_#t~ite26=|v_P3Thread1of1ForFork0_#t~ite26_2|, P3Thread1of1ForFork0_#t~ite25=|v_P3Thread1of1ForFork0_#t~ite25_2|, P3Thread1of1ForFork0_#t~ite24=|v_P3Thread1of1ForFork0_#t~ite24_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_355, P3Thread1of1ForFork0_#t~ite23=|v_P3Thread1of1ForFork0_#t~ite23_2|, ~weak$$choice2~0=v_~weak$$choice2~0_86} AuxVars[|v_P3_#t~ite29_41|, |v_P3_#t~ite34_47|, |v_P3_#t~ite41_61|, |v_P3_#t~ite25_55|, |v_P3_#t~ite32_45|, |v_P3_#t~ite28_47|, |v_P3_#t~ite26_47|, |v_P3_#t~ite31_49|, |v_P3_#t~ite38_61|, |v_P3_#t~ite23_57|, |v_P3_#t~ite37_67|, |v_P3_#t~ite35_41|, |v_P3_#t~ite40_69|] AssignedVars[P3Thread1of1ForFork0_#t~ite30, ~a$r_buff1_thd4~0, ~a$r_buff0_thd4~0, ~a~0, ~a$mem_tmp~0, ~a$w_buff1~0, P3Thread1of1ForFork0_#t~ite39, P3Thread1of1ForFork0_#t~ite38, P3Thread1of1ForFork0_#t~ite37, P3Thread1of1ForFork0_#t~ite36, P3Thread1of1ForFork0_#t~ite35, P3Thread1of1ForFork0_#t~ite34, P3Thread1of1ForFork0_#t~ite33, P3Thread1of1ForFork0_#t~ite32, P3Thread1of1ForFork0_#t~ite31, P3Thread1of1ForFork0_#t~ite42, P3Thread1of1ForFork0_#t~ite41, P3Thread1of1ForFork0_#t~ite43, P3Thread1of1ForFork0_#t~ite40, P3Thread1of1ForFork0_#t~nondet22, P3Thread1of1ForFork0_#t~nondet21, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~weak$$choice0~0, ~a$flush_delayed~0, ~a$w_buff0~0, P3Thread1of1ForFork0_#t~ite29, P3Thread1of1ForFork0_#t~ite28, P3Thread1of1ForFork0_#t~ite27, P3Thread1of1ForFork0_#t~ite26, P3Thread1of1ForFork0_#t~ite25, P3Thread1of1ForFork0_#t~ite24, ~a$w_buff1_used~0, P3Thread1of1ForFork0_#t~ite23, ~weak$$choice2~0][144], [56#L790true, Black: 186#(= ~__unbuffered_p2_EAX~0 0), 260#(= ~z~0 1), 101#L780true, P1Thread1of1ForFork1InUse, P0Thread1of1ForFork3InUse, P2Thread1of1ForFork2InUse, Black: 278#(and (= ~z~0 1) (<= 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|))), P3Thread1of1ForFork0InUse, Black: 268#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 276#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 274#(and (= ~z~0 1) (<= 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|))), 126#L823true, Black: 266#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 272#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 270#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 220#(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: 218#(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)), Black: 216#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 73#L2true, 108#L849true, Black: 161#(= ~__unbuffered_p3_EAX~0 0), 303#(and (<= ~__unbuffered_cnt~0 2) (<= |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)), 332#(and (<= ~__unbuffered_cnt~0 2) (<= |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)), Black: 309#(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: 293#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 305#(and (<= ~__unbuffered_cnt~0 2) (<= |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: 242#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))]) [2021-12-22 13:26:50,039 INFO L384 tUnfolder$Statistics]: this new event has 95 ancestors and is cut-off event [2021-12-22 13:26:50,039 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-12-22 13:26:50,039 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-12-22 13:26:50,039 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-12-22 13:26:50,083 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1141] L833-->L849: Formula: (let ((.cse31 (= (mod v_~a$w_buff1_used~0_356 256) 0)) (.cse28 (= (mod v_~a$r_buff0_thd4~0_234 256) 0)) (.cse23 (= (mod v_~a$r_buff1_thd4~0_179 256) 0))) (let ((.cse0 (= (mod v_~weak$$choice2~0_86 256) 0)) (.cse22 (= (mod v_~a$w_buff1_used~0_355 256) 0)) (.cse12 (= (mod v_~a$w_buff0_used~0_489 256) 0)) (.cse18 (not .cse23)) (.cse11 (and .cse23 .cse28)) (.cse13 (and .cse28 .cse31)) (.cse5 (not .cse28)) (.cse30 (= (mod v_~a$w_buff0_used~0_490 256) 0))) (let ((.cse4 (or .cse30 .cse28)) (.cse2 (or .cse5 (not .cse31))) (.cse6 (not .cse30)) (.cse8 (or .cse11 .cse30 .cse13)) (.cse1 (or .cse5 .cse18)) (.cse14 (or .cse12 .cse28)) (.cse16 (not .cse12)) (.cse21 (not .cse22)) (.cse9 (not .cse0))) (and (= v_~a$flush_delayed~0_44 0) (let ((.cse7 (= |v_P3_#t~ite28_47| |v_P3Thread1of1ForFork0_#t~ite28_1|))) (or (and (= |v_P3_#t~ite29_41| v_~a$w_buff1~0_120) .cse0 (or (and (= |v_P3_#t~ite28_47| |v_P3_#t~ite29_41|) .cse1 .cse2 (let ((.cse3 (= |v_P3_#t~ite28_47| v_~a$w_buff1~0_121))) (or (and .cse3 .cse4) (and .cse5 .cse3 .cse6))) .cse6) (and .cse7 .cse8 (= |v_P3_#t~ite29_41| v_~a$w_buff1~0_121)))) (and .cse7 (= |v_P3_#t~ite29_41| |v_P3Thread1of1ForFork0_#t~ite29_1|) (= v_~a$w_buff1~0_121 v_~a$w_buff1~0_120) .cse9))) (= v_~a~0_186 v_~a$mem_tmp~0_26) (let ((.cse10 (= |v_P3_#t~ite34_47| |v_P3Thread1of1ForFork0_#t~ite34_1|))) (or (and (= v_~a$w_buff1_used~0_356 v_~a$w_buff1_used~0_355) (= |v_P3_#t~ite35_41| |v_P3Thread1of1ForFork0_#t~ite35_1|) .cse9 .cse10) (and (= |v_P3_#t~ite35_41| v_~a$w_buff1_used~0_355) (or (and (= |v_P3_#t~ite35_41| v_~a$w_buff1_used~0_356) (or .cse11 .cse12 .cse13) .cse10) (and .cse1 (let ((.cse15 (= |v_P3_#t~ite34_47| 0))) (or (and .cse14 .cse15) (and .cse5 .cse16 .cse15))) .cse16 .cse2 (= |v_P3_#t~ite34_47| |v_P3_#t~ite35_41|))) .cse0))) (let ((.cse24 (= |v_P3_#t~ite40_69| |v_P3Thread1of1ForFork0_#t~ite40_1|))) (or (and (= |v_P3_#t~ite41_61| v_~a$r_buff1_thd4~0_178) .cse0 (let ((.cse20 (= (mod v_~a$r_buff0_thd4~0_233 256) 0))) (or (let ((.cse17 (not .cse20))) (and (or .cse17 .cse18) (let ((.cse19 (= |v_P3_#t~ite40_69| 0))) (or (and .cse19 (or .cse20 .cse12)) (and .cse17 .cse16 .cse19))) .cse16 (= |v_P3_#t~ite40_69| |v_P3_#t~ite41_61|) (or .cse17 .cse21))) (and (or (and .cse20 .cse22) (and .cse20 .cse23) .cse12) (= |v_P3_#t~ite41_61| v_~a$r_buff1_thd4~0_179) .cse24)))) (and (= |v_P3_#t~ite41_61| |v_P3Thread1of1ForFork0_#t~ite41_1|) .cse9 (= v_~a$r_buff1_thd4~0_178 v_~a$r_buff1_thd4~0_179) .cse24))) (= |v_P3Thread1of1ForFork0_#t~nondet21_1| v_~weak$$choice0~0_19) (or (and (= v_~a~0_184 v_~__unbuffered_p3_EBX~0_16) .cse0) (and .cse9 (= v_~a~0_184 v_~a$mem_tmp~0_26))) (let ((.cse25 (= |v_P3_#t~ite31_49| |v_P3Thread1of1ForFork0_#t~ite31_1|))) (or (and (= |v_P3_#t~ite32_45| v_~a$w_buff0_used~0_489) (or (and (= |v_P3_#t~ite32_45| v_~a$w_buff0_used~0_490) .cse25 .cse8) (and (= |v_P3_#t~ite32_45| |v_P3_#t~ite31_49|) .cse1 .cse2 .cse6 (or (and .cse4 (= |v_P3_#t~ite31_49| v_~a$w_buff0_used~0_490)) (and .cse5 (= |v_P3_#t~ite31_49| 0) .cse6)))) .cse0) (and .cse25 .cse9 (= v_~a$w_buff0_used~0_489 v_~a$w_buff0_used~0_490) (= |v_P3_#t~ite32_45| |v_P3Thread1of1ForFork0_#t~ite32_1|)))) (or (and (= |v_P3_#t~ite23_57| v_~__unbuffered_p3_EBX~0_16) .cse1 .cse2 (or (and .cse5 .cse6 (= |v_P3_#t~ite23_57| v_~a$w_buff0~0_112)) (and (= |v_P3_#t~ite23_57| v_~a$w_buff1~0_121) .cse4)) .cse6) (and (= |v_P3_#t~ite23_57| |v_P3Thread1of1ForFork0_#t~ite23_1|) (= v_~a~0_186 v_~__unbuffered_p3_EBX~0_16) .cse8)) (let ((.cse27 (= |v_P3_#t~ite25_55| |v_P3Thread1of1ForFork0_#t~ite25_1|))) (or (and (= |v_P3_#t~ite26_47| v_~a$w_buff0~0_111) (or (and .cse1 (let ((.cse26 (= |v_P3_#t~ite25_55| v_~a$w_buff0~0_112))) (or (and .cse26 .cse5 .cse6) (and .cse26 .cse4))) .cse2 .cse6 (= |v_P3_#t~ite25_55| |v_P3_#t~ite26_47|)) (and (= |v_P3_#t~ite26_47| v_~a$w_buff0~0_112) .cse8 .cse27)) .cse0) (and (= |v_P3_#t~ite26_47| |v_P3Thread1of1ForFork0_#t~ite26_1|) (= v_~a$w_buff0~0_112 v_~a$w_buff0~0_111) .cse9 .cse27))) (let ((.cse29 (= |v_P3_#t~ite37_67| |v_P3Thread1of1ForFork0_#t~ite37_1|))) (or (and .cse0 (or (and (or (and .cse28 .cse22) .cse11 .cse12) .cse29 (= |v_P3_#t~ite38_61| v_~a$r_buff0_thd4~0_234)) (and .cse1 (= |v_P3_#t~ite37_67| |v_P3_#t~ite38_61|) .cse16 (or (and .cse14 (= |v_P3_#t~ite37_67| v_~a$r_buff0_thd4~0_234)) (and .cse5 .cse16 (= |v_P3_#t~ite37_67| 0))) (or .cse5 .cse21))) (= |v_P3_#t~ite38_61| v_~a$r_buff0_thd4~0_233)) (and (= |v_P3_#t~ite38_61| |v_P3Thread1of1ForFork0_#t~ite38_1|) .cse29 .cse9 (= v_~a$r_buff0_thd4~0_234 v_~a$r_buff0_thd4~0_233)))) (= |v_P3Thread1of1ForFork0_#t~nondet22_1| v_~weak$$choice2~0_86))))) InVars {P3Thread1of1ForFork0_#t~ite41=|v_P3Thread1of1ForFork0_#t~ite41_1|, P3Thread1of1ForFork0_#t~ite40=|v_P3Thread1of1ForFork0_#t~ite40_1|, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_179, P3Thread1of1ForFork0_#t~nondet22=|v_P3Thread1of1ForFork0_#t~nondet22_1|, P3Thread1of1ForFork0_#t~nondet21=|v_P3Thread1of1ForFork0_#t~nondet21_1|, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_490, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_234, ~a~0=v_~a~0_186, ~a$w_buff1~0=v_~a$w_buff1~0_121, ~a$w_buff0~0=v_~a$w_buff0~0_112, P3Thread1of1ForFork0_#t~ite29=|v_P3Thread1of1ForFork0_#t~ite29_1|, P3Thread1of1ForFork0_#t~ite28=|v_P3Thread1of1ForFork0_#t~ite28_1|, P3Thread1of1ForFork0_#t~ite38=|v_P3Thread1of1ForFork0_#t~ite38_1|, P3Thread1of1ForFork0_#t~ite37=|v_P3Thread1of1ForFork0_#t~ite37_1|, P3Thread1of1ForFork0_#t~ite26=|v_P3Thread1of1ForFork0_#t~ite26_1|, P3Thread1of1ForFork0_#t~ite25=|v_P3Thread1of1ForFork0_#t~ite25_1|, P3Thread1of1ForFork0_#t~ite35=|v_P3Thread1of1ForFork0_#t~ite35_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_356, P3Thread1of1ForFork0_#t~ite34=|v_P3Thread1of1ForFork0_#t~ite34_1|, P3Thread1of1ForFork0_#t~ite23=|v_P3Thread1of1ForFork0_#t~ite23_1|, P3Thread1of1ForFork0_#t~ite32=|v_P3Thread1of1ForFork0_#t~ite32_1|, P3Thread1of1ForFork0_#t~ite31=|v_P3Thread1of1ForFork0_#t~ite31_1|} OutVars{P3Thread1of1ForFork0_#t~ite30=|v_P3Thread1of1ForFork0_#t~ite30_1|, ~a$r_buff1_thd4~0=v_~a$r_buff1_thd4~0_178, ~a$r_buff0_thd4~0=v_~a$r_buff0_thd4~0_233, ~a~0=v_~a~0_184, ~a$mem_tmp~0=v_~a$mem_tmp~0_26, ~a$w_buff1~0=v_~a$w_buff1~0_120, P3Thread1of1ForFork0_#t~ite39=|v_P3Thread1of1ForFork0_#t~ite39_1|, P3Thread1of1ForFork0_#t~ite38=|v_P3Thread1of1ForFork0_#t~ite38_2|, P3Thread1of1ForFork0_#t~ite37=|v_P3Thread1of1ForFork0_#t~ite37_2|, P3Thread1of1ForFork0_#t~ite36=|v_P3Thread1of1ForFork0_#t~ite36_1|, P3Thread1of1ForFork0_#t~ite35=|v_P3Thread1of1ForFork0_#t~ite35_2|, P3Thread1of1ForFork0_#t~ite34=|v_P3Thread1of1ForFork0_#t~ite34_2|, P3Thread1of1ForFork0_#t~ite33=|v_P3Thread1of1ForFork0_#t~ite33_1|, P3Thread1of1ForFork0_#t~ite32=|v_P3Thread1of1ForFork0_#t~ite32_2|, P3Thread1of1ForFork0_#t~ite31=|v_P3Thread1of1ForFork0_#t~ite31_2|, P3Thread1of1ForFork0_#t~ite42=|v_P3Thread1of1ForFork0_#t~ite42_1|, P3Thread1of1ForFork0_#t~ite41=|v_P3Thread1of1ForFork0_#t~ite41_2|, P3Thread1of1ForFork0_#t~ite43=|v_P3Thread1of1ForFork0_#t~ite43_1|, P3Thread1of1ForFork0_#t~ite40=|v_P3Thread1of1ForFork0_#t~ite40_2|, P3Thread1of1ForFork0_#t~nondet22=|v_P3Thread1of1ForFork0_#t~nondet22_2|, P3Thread1of1ForFork0_#t~nondet21=|v_P3Thread1of1ForFork0_#t~nondet21_2|, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_489, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_16, ~weak$$choice0~0=v_~weak$$choice0~0_19, ~a$flush_delayed~0=v_~a$flush_delayed~0_44, ~a$w_buff0~0=v_~a$w_buff0~0_111, P3Thread1of1ForFork0_#t~ite29=|v_P3Thread1of1ForFork0_#t~ite29_2|, P3Thread1of1ForFork0_#t~ite28=|v_P3Thread1of1ForFork0_#t~ite28_2|, P3Thread1of1ForFork0_#t~ite27=|v_P3Thread1of1ForFork0_#t~ite27_1|, P3Thread1of1ForFork0_#t~ite26=|v_P3Thread1of1ForFork0_#t~ite26_2|, P3Thread1of1ForFork0_#t~ite25=|v_P3Thread1of1ForFork0_#t~ite25_2|, P3Thread1of1ForFork0_#t~ite24=|v_P3Thread1of1ForFork0_#t~ite24_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_355, P3Thread1of1ForFork0_#t~ite23=|v_P3Thread1of1ForFork0_#t~ite23_2|, ~weak$$choice2~0=v_~weak$$choice2~0_86} AuxVars[|v_P3_#t~ite29_41|, |v_P3_#t~ite34_47|, |v_P3_#t~ite41_61|, |v_P3_#t~ite25_55|, |v_P3_#t~ite32_45|, |v_P3_#t~ite28_47|, |v_P3_#t~ite26_47|, |v_P3_#t~ite31_49|, |v_P3_#t~ite38_61|, |v_P3_#t~ite23_57|, |v_P3_#t~ite37_67|, |v_P3_#t~ite35_41|, |v_P3_#t~ite40_69|] AssignedVars[P3Thread1of1ForFork0_#t~ite30, ~a$r_buff1_thd4~0, ~a$r_buff0_thd4~0, ~a~0, ~a$mem_tmp~0, ~a$w_buff1~0, P3Thread1of1ForFork0_#t~ite39, P3Thread1of1ForFork0_#t~ite38, P3Thread1of1ForFork0_#t~ite37, P3Thread1of1ForFork0_#t~ite36, P3Thread1of1ForFork0_#t~ite35, P3Thread1of1ForFork0_#t~ite34, P3Thread1of1ForFork0_#t~ite33, P3Thread1of1ForFork0_#t~ite32, P3Thread1of1ForFork0_#t~ite31, P3Thread1of1ForFork0_#t~ite42, P3Thread1of1ForFork0_#t~ite41, P3Thread1of1ForFork0_#t~ite43, P3Thread1of1ForFork0_#t~ite40, P3Thread1of1ForFork0_#t~nondet22, P3Thread1of1ForFork0_#t~nondet21, ~a$w_buff0_used~0, ~__unbuffered_p3_EBX~0, ~weak$$choice0~0, ~a$flush_delayed~0, ~a$w_buff0~0, P3Thread1of1ForFork0_#t~ite29, P3Thread1of1ForFork0_#t~ite28, P3Thread1of1ForFork0_#t~ite27, P3Thread1of1ForFork0_#t~ite26, P3Thread1of1ForFork0_#t~ite25, P3Thread1of1ForFork0_#t~ite24, ~a$w_buff1_used~0, P3Thread1of1ForFork0_#t~ite23, ~weak$$choice2~0][150], [63#L3true, 56#L790true, 305#(and (<= ~__unbuffered_cnt~0 2) (<= |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: 186#(= ~__unbuffered_p2_EAX~0 0), 260#(= ~z~0 1), 101#L780true, P1Thread1of1ForFork1InUse, P0Thread1of1ForFork3InUse, P2Thread1of1ForFork2InUse, Black: 278#(and (= ~z~0 1) (<= 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: 268#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), P3Thread1of1ForFork0InUse, Black: 276#(and (= ~z~0 1) (<= 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 (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 274#(and (= ~z~0 1) (<= 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|))), 126#L823true, Black: 266#(and (= ~z~0 1) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)))), Black: 272#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 270#(and (= ~z~0 1) (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 220#(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: 218#(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)), Black: 216#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 108#L849true, Black: 161#(= ~__unbuffered_p3_EAX~0 0), 334#(and (<= ~__unbuffered_cnt~0 2) (<= |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: 309#(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: 293#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 242#(and (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))]) [2021-12-22 13:26:50,083 INFO L384 tUnfolder$Statistics]: this new event has 96 ancestors and is cut-off event [2021-12-22 13:26:50,084 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-12-22 13:26:50,084 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-12-22 13:26:50,084 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-12-22 13:26:50,266 INFO L129 PetriNetUnfolder]: 2110/4754 cut-off events. [2021-12-22 13:26:50,266 INFO L130 PetriNetUnfolder]: For 10101/10530 co-relation queries the response was YES. [2021-12-22 13:26:50,298 INFO L84 FinitePrefix]: Finished finitePrefix Result has 14975 conditions, 4754 events. 2110/4754 cut-off events. For 10101/10530 co-relation queries the response was YES. Maximal size of possible extension queue 281. Compared 38643 event pairs, 285 based on Foata normal form. 47/4617 useless extension candidates. Maximal degree in co-relation 14951. Up to 924 conditions per place. [2021-12-22 13:26:50,320 INFO L132 encePairwiseOnDemand]: 131/141 looper letters, 63 selfloop transitions, 33 changer transitions 32/228 dead transitions. [2021-12-22 13:26:50,320 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 175 places, 228 transitions, 1321 flow [2021-12-22 13:26:50,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-12-22 13:26:50,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-12-22 13:26:50,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 1707 transitions. [2021-12-22 13:26:50,324 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8647416413373861 [2021-12-22 13:26:50,324 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 1707 transitions. [2021-12-22 13:26:50,324 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 1707 transitions. [2021-12-22 13:26:50,325 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 13:26:50,325 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 1707 transitions. [2021-12-22 13:26:50,328 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 121.92857142857143) internal successors, (1707), 14 states have internal predecessors, (1707), 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) [2021-12-22 13:26:50,330 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 141.0) internal successors, (2115), 15 states have internal predecessors, (2115), 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) [2021-12-22 13:26:50,331 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 141.0) internal successors, (2115), 15 states have internal predecessors, (2115), 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) [2021-12-22 13:26:50,331 INFO L186 Difference]: Start difference. First operand has 165 places, 155 transitions, 713 flow. Second operand 14 states and 1707 transitions. [2021-12-22 13:26:50,331 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 175 places, 228 transitions, 1321 flow [2021-12-22 13:26:50,455 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 164 places, 228 transitions, 1040 flow, removed 124 selfloop flow, removed 11 redundant places. [2021-12-22 13:26:50,457 INFO L242 Difference]: Finished difference. Result has 170 places, 151 transitions, 579 flow [2021-12-22 13:26:50,458 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=498, PETRI_DIFFERENCE_MINUEND_PLACES=151, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=155, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=30, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=122, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=579, PETRI_PLACES=170, PETRI_TRANSITIONS=151} [2021-12-22 13:26:50,458 INFO L334 CegarLoopForPetriNet]: 148 programPoint places, 22 predicate places. [2021-12-22 13:26:50,458 INFO L470 AbstractCegarLoop]: Abstraction has has 170 places, 151 transitions, 579 flow [2021-12-22 13:26:50,459 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 116.22222222222223) internal successors, (1046), 9 states have internal predecessors, (1046), 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) [2021-12-22 13:26:50,459 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:26:50,459 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 13:26:50,459 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-22 13:26:50,459 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-22 13:26:50,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:26:50,460 INFO L85 PathProgramCache]: Analyzing trace with hash 1082220137, now seen corresponding path program 1 times [2021-12-22 13:26:50,460 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:26:50,460 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [805347522] [2021-12-22 13:26:50,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:26:50,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:26:50,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:26:50,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 13:26:50,609 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 13:26:50,609 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [805347522] [2021-12-22 13:26:50,609 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [805347522] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 13:26:50,610 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 13:26:50,610 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-12-22 13:26:50,610 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [173903916] [2021-12-22 13:26:50,610 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 13:26:50,610 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-12-22 13:26:50,610 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 13:26:50,611 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-12-22 13:26:50,611 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2021-12-22 13:26:50,612 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 104 out of 141 [2021-12-22 13:26:50,613 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 170 places, 151 transitions, 579 flow. Second operand has 9 states, 9 states have (on average 107.55555555555556) internal successors, (968), 9 states have internal predecessors, (968), 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) [2021-12-22 13:26:50,613 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-22 13:26:50,613 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 104 of 141 [2021-12-22 13:26:50,613 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-22 13:26:51,658 INFO L129 PetriNetUnfolder]: 2331/6317 cut-off events. [2021-12-22 13:26:51,659 INFO L130 PetriNetUnfolder]: For 8144/8290 co-relation queries the response was YES. [2021-12-22 13:26:51,699 INFO L84 FinitePrefix]: Finished finitePrefix Result has 16633 conditions, 6317 events. 2331/6317 cut-off events. For 8144/8290 co-relation queries the response was YES. Maximal size of possible extension queue 416. Compared 62389 event pairs, 100 based on Foata normal form. 1/6196 useless extension candidates. Maximal degree in co-relation 16550. Up to 940 conditions per place. [2021-12-22 13:26:51,751 INFO L132 encePairwiseOnDemand]: 125/141 looper letters, 73 selfloop transitions, 29 changer transitions 5/221 dead transitions. [2021-12-22 13:26:51,751 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 175 places, 221 transitions, 1125 flow [2021-12-22 13:26:51,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-22 13:26:51,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-12-22 13:26:51,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1234 transitions. [2021-12-22 13:26:51,754 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7956157317859446 [2021-12-22 13:26:51,754 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 1234 transitions. [2021-12-22 13:26:51,754 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 1234 transitions. [2021-12-22 13:26:51,755 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 13:26:51,755 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 1234 transitions. [2021-12-22 13:26:51,757 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 112.18181818181819) internal successors, (1234), 11 states have internal predecessors, (1234), 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) [2021-12-22 13:26:51,759 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 141.0) internal successors, (1692), 12 states have internal predecessors, (1692), 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) [2021-12-22 13:26:51,759 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 141.0) internal successors, (1692), 12 states have internal predecessors, (1692), 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) [2021-12-22 13:26:51,759 INFO L186 Difference]: Start difference. First operand has 170 places, 151 transitions, 579 flow. Second operand 11 states and 1234 transitions. [2021-12-22 13:26:51,759 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 175 places, 221 transitions, 1125 flow [2021-12-22 13:26:51,844 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 164 places, 221 transitions, 1063 flow, removed 10 selfloop flow, removed 11 redundant places. [2021-12-22 13:26:51,846 INFO L242 Difference]: Finished difference. Result has 172 places, 173 transitions, 763 flow [2021-12-22 13:26:51,847 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=521, PETRI_DIFFERENCE_MINUEND_PLACES=154, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=151, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=137, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=763, PETRI_PLACES=172, PETRI_TRANSITIONS=173} [2021-12-22 13:26:51,848 INFO L334 CegarLoopForPetriNet]: 148 programPoint places, 24 predicate places. [2021-12-22 13:26:51,848 INFO L470 AbstractCegarLoop]: Abstraction has has 172 places, 173 transitions, 763 flow [2021-12-22 13:26:51,848 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 107.55555555555556) internal successors, (968), 9 states have internal predecessors, (968), 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) [2021-12-22 13:26:51,848 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:26:51,849 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 13:26:51,849 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-22 13:26:51,849 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-22 13:26:51,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:26:51,849 INFO L85 PathProgramCache]: Analyzing trace with hash -1420509013, now seen corresponding path program 2 times [2021-12-22 13:26:51,849 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:26:51,850 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [849747563] [2021-12-22 13:26:51,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:26:51,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:26:51,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:26:52,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 13:26:52,174 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 13:26:52,174 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [849747563] [2021-12-22 13:26:52,174 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [849747563] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 13:26:52,177 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 13:26:52,177 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-12-22 13:26:52,178 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742853657] [2021-12-22 13:26:52,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 13:26:52,178 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-12-22 13:26:52,179 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 13:26:52,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-12-22 13:26:52,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2021-12-22 13:26:52,181 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 99 out of 141 [2021-12-22 13:26:52,182 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 172 places, 173 transitions, 763 flow. Second operand has 13 states, 13 states have (on average 101.84615384615384) internal successors, (1324), 13 states have internal predecessors, (1324), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:26:52,182 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-22 13:26:52,182 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 99 of 141 [2021-12-22 13:26:52,182 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-22 13:26:53,405 INFO L129 PetriNetUnfolder]: 3117/9741 cut-off events. [2021-12-22 13:26:53,405 INFO L130 PetriNetUnfolder]: For 13802/13920 co-relation queries the response was YES. [2021-12-22 13:26:53,462 INFO L84 FinitePrefix]: Finished finitePrefix Result has 27167 conditions, 9741 events. 3117/9741 cut-off events. For 13802/13920 co-relation queries the response was YES. Maximal size of possible extension queue 774. Compared 113901 event pairs, 380 based on Foata normal form. 1/9477 useless extension candidates. Maximal degree in co-relation 27140. Up to 1227 conditions per place. [2021-12-22 13:26:53,480 INFO L132 encePairwiseOnDemand]: 122/141 looper letters, 71 selfloop transitions, 27 changer transitions 27/235 dead transitions. [2021-12-22 13:26:53,480 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 181 places, 235 transitions, 1473 flow [2021-12-22 13:26:53,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-22 13:26:53,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-12-22 13:26:53,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1372 transitions. [2021-12-22 13:26:53,483 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7484997272231315 [2021-12-22 13:26:53,483 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1372 transitions. [2021-12-22 13:26:53,483 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1372 transitions. [2021-12-22 13:26:53,484 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 13:26:53,484 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1372 transitions. [2021-12-22 13:26:53,486 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 105.53846153846153) internal successors, (1372), 13 states have internal predecessors, (1372), 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) [2021-12-22 13:26:53,488 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 141.0) internal successors, (1974), 14 states have internal predecessors, (1974), 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) [2021-12-22 13:26:53,489 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 141.0) internal successors, (1974), 14 states have internal predecessors, (1974), 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) [2021-12-22 13:26:53,489 INFO L186 Difference]: Start difference. First operand has 172 places, 173 transitions, 763 flow. Second operand 13 states and 1372 transitions. [2021-12-22 13:26:53,489 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 181 places, 235 transitions, 1473 flow [2021-12-22 13:26:53,741 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 174 places, 235 transitions, 1333 flow, removed 68 selfloop flow, removed 7 redundant places. [2021-12-22 13:26:53,744 INFO L242 Difference]: Finished difference. Result has 181 places, 179 transitions, 871 flow [2021-12-22 13:26:53,744 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=705, PETRI_DIFFERENCE_MINUEND_PLACES=162, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=173, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=21, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=147, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=871, PETRI_PLACES=181, PETRI_TRANSITIONS=179} [2021-12-22 13:26:53,745 INFO L334 CegarLoopForPetriNet]: 148 programPoint places, 33 predicate places. [2021-12-22 13:26:53,745 INFO L470 AbstractCegarLoop]: Abstraction has has 181 places, 179 transitions, 871 flow [2021-12-22 13:26:53,745 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 101.84615384615384) internal successors, (1324), 13 states have internal predecessors, (1324), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:26:53,745 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:26:53,746 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 13:26:53,746 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-12-22 13:26:53,746 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-22 13:26:53,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:26:53,746 INFO L85 PathProgramCache]: Analyzing trace with hash -1616815989, now seen corresponding path program 3 times [2021-12-22 13:26:53,746 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:26:53,747 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [269329482] [2021-12-22 13:26:53,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:26:53,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:26:53,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:26:53,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 13:26:53,840 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 13:26:53,840 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [269329482] [2021-12-22 13:26:53,840 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [269329482] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 13:26:53,840 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 13:26:53,840 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-22 13:26:53,840 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1688067388] [2021-12-22 13:26:53,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 13:26:53,841 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-22 13:26:53,841 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 13:26:53,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-22 13:26:53,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-22 13:26:53,842 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 115 out of 141 [2021-12-22 13:26:53,843 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 181 places, 179 transitions, 871 flow. Second operand has 7 states, 7 states have (on average 118.0) internal successors, (826), 7 states have internal predecessors, (826), 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) [2021-12-22 13:26:53,843 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-22 13:26:53,843 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 115 of 141 [2021-12-22 13:26:53,843 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-22 13:26:55,287 INFO L129 PetriNetUnfolder]: 3964/14101 cut-off events. [2021-12-22 13:26:55,287 INFO L130 PetriNetUnfolder]: For 19740/21375 co-relation queries the response was YES. [2021-12-22 13:26:55,351 INFO L84 FinitePrefix]: Finished finitePrefix Result has 37870 conditions, 14101 events. 3964/14101 cut-off events. For 19740/21375 co-relation queries the response was YES. Maximal size of possible extension queue 1111. Compared 185401 event pairs, 391 based on Foata normal form. 84/13661 useless extension candidates. Maximal degree in co-relation 37841. Up to 1658 conditions per place. [2021-12-22 13:26:55,361 INFO L132 encePairwiseOnDemand]: 135/141 looper letters, 37 selfloop transitions, 1 changer transitions 70/236 dead transitions. [2021-12-22 13:26:55,361 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 182 places, 236 transitions, 1583 flow [2021-12-22 13:26:55,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-22 13:26:55,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-12-22 13:26:55,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 847 transitions. [2021-12-22 13:26:55,364 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8581560283687943 [2021-12-22 13:26:55,364 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 847 transitions. [2021-12-22 13:26:55,365 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 847 transitions. [2021-12-22 13:26:55,365 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 13:26:55,365 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 847 transitions. [2021-12-22 13:26:55,367 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 121.0) internal successors, (847), 7 states have internal predecessors, (847), 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) [2021-12-22 13:26:55,369 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 141.0) internal successors, (1128), 8 states have internal predecessors, (1128), 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) [2021-12-22 13:26:55,369 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 141.0) internal successors, (1128), 8 states have internal predecessors, (1128), 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) [2021-12-22 13:26:55,369 INFO L186 Difference]: Start difference. First operand has 181 places, 179 transitions, 871 flow. Second operand 7 states and 847 transitions. [2021-12-22 13:26:55,369 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 182 places, 236 transitions, 1583 flow [2021-12-22 13:26:55,896 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 174 places, 236 transitions, 1515 flow, removed 7 selfloop flow, removed 8 redundant places. [2021-12-22 13:26:55,898 INFO L242 Difference]: Finished difference. Result has 179 places, 159 transitions, 664 flow [2021-12-22 13:26:55,899 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=833, PETRI_DIFFERENCE_MINUEND_PLACES=168, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=179, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=178, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=664, PETRI_PLACES=179, PETRI_TRANSITIONS=159} [2021-12-22 13:26:55,899 INFO L334 CegarLoopForPetriNet]: 148 programPoint places, 31 predicate places. [2021-12-22 13:26:55,899 INFO L470 AbstractCegarLoop]: Abstraction has has 179 places, 159 transitions, 664 flow [2021-12-22 13:26:55,900 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 118.0) internal successors, (826), 7 states have internal predecessors, (826), 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) [2021-12-22 13:26:55,900 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:26:55,900 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 13:26:55,900 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-12-22 13:26:55,900 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-12-22 13:26:55,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:26:55,901 INFO L85 PathProgramCache]: Analyzing trace with hash -528602515, now seen corresponding path program 4 times [2021-12-22 13:26:55,901 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:26:55,901 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [815579734] [2021-12-22 13:26:55,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:26:55,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:26:55,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 13:26:55,944 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 13:26:55,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 13:26:56,036 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 13:26:56,036 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-22 13:26:56,037 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2021-12-22 13:26:56,038 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 7 remaining) [2021-12-22 13:26:56,039 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (4 of 7 remaining) [2021-12-22 13:26:56,039 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (3 of 7 remaining) [2021-12-22 13:26:56,042 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (2 of 7 remaining) [2021-12-22 13:26:56,042 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATION (1 of 7 remaining) [2021-12-22 13:26:56,042 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 7 remaining) [2021-12-22 13:26:56,042 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-12-22 13:26:56,045 INFO L732 BasicCegarLoop]: Path program histogram: [4, 2, 1, 1, 1, 1, 1, 1] [2021-12-22 13:26:56,049 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-12-22 13:26:56,049 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-22 13:26:56,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.12 01:26:56 BasicIcfg [2021-12-22 13:26:56,201 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-22 13:26:56,201 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-22 13:26:56,201 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-22 13:26:56,201 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-22 13:26:56,202 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 01:26:40" (3/4) ... [2021-12-22 13:26:56,203 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-12-22 13:26:56,319 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-22 13:26:56,319 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-22 13:26:56,320 INFO L158 Benchmark]: Toolchain (without parser) took 17496.17ms. Allocated memory was 94.4MB in the beginning and 2.2GB in the end (delta: 2.1GB). Free memory was 63.5MB in the beginning and 1.5GB in the end (delta: -1.5GB). Peak memory consumption was 635.4MB. Max. memory is 16.1GB. [2021-12-22 13:26:56,320 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 94.4MB. Free memory was 51.7MB in the beginning and 51.7MB in the end (delta: 42.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-22 13:26:56,321 INFO L158 Benchmark]: CACSL2BoogieTranslator took 567.32ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 63.1MB in the beginning and 75.1MB in the end (delta: -12.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-22 13:26:56,321 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.58ms. Allocated memory is still 113.2MB. Free memory was 75.1MB in the beginning and 72.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-22 13:26:56,321 INFO L158 Benchmark]: Boogie Preprocessor took 51.89ms. Allocated memory is still 113.2MB. Free memory was 72.6MB in the beginning and 70.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-22 13:26:56,321 INFO L158 Benchmark]: RCFGBuilder took 817.99ms. Allocated memory is still 113.2MB. Free memory was 70.2MB in the beginning and 50.4MB in the end (delta: 19.8MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. [2021-12-22 13:26:56,322 INFO L158 Benchmark]: TraceAbstraction took 15885.89ms. Allocated memory was 113.2MB in the beginning and 2.2GB in the end (delta: 2.1GB). Free memory was 50.4MB in the beginning and 1.6GB in the end (delta: -1.5GB). Peak memory consumption was 544.0MB. Max. memory is 16.1GB. [2021-12-22 13:26:56,322 INFO L158 Benchmark]: Witness Printer took 118.39ms. Allocated memory is still 2.2GB. Free memory was 1.6GB in the beginning and 1.5GB in the end (delta: 59.8MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2021-12-22 13:26:56,325 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 94.4MB. Free memory was 51.7MB in the beginning and 51.7MB in the end (delta: 42.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 567.32ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 63.1MB in the beginning and 75.1MB in the end (delta: -12.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.58ms. Allocated memory is still 113.2MB. Free memory was 75.1MB in the beginning and 72.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.89ms. Allocated memory is still 113.2MB. Free memory was 72.6MB in the beginning and 70.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 817.99ms. Allocated memory is still 113.2MB. Free memory was 70.2MB in the beginning and 50.4MB in the end (delta: 19.8MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. * TraceAbstraction took 15885.89ms. Allocated memory was 113.2MB in the beginning and 2.2GB in the end (delta: 2.1GB). Free memory was 50.4MB in the beginning and 1.6GB in the end (delta: -1.5GB). Peak memory consumption was 544.0MB. Max. memory is 16.1GB. * Witness Printer took 118.39ms. Allocated memory is still 2.2GB. Free memory was 1.6GB in the beginning and 1.5GB in the end (delta: 59.8MB). Peak memory consumption was 58.7MB. 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: 18]: 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_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0] [L716] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0] [L718] 0 int __unbuffered_p2_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0] [L720] 0 int __unbuffered_p3_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0] [L722] 0 int __unbuffered_p3_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0] [L724] 0 int a = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0] [L725] 0 _Bool a$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0] [L726] 0 int a$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0] [L727] 0 _Bool a$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0] [L728] 0 _Bool a$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0] [L729] 0 _Bool a$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0] [L730] 0 _Bool a$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0] [L731] 0 _Bool a$r_buff0_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0] [L732] 0 _Bool a$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0] [L733] 0 _Bool a$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0] [L734] 0 _Bool a$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0] [L735] 0 _Bool a$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0] [L736] 0 _Bool a$r_buff1_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0] [L737] 0 _Bool a$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0] [L738] 0 int *a$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}] [L739] 0 int a$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0] [L740] 0 _Bool a$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0] [L741] 0 int a$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0] [L742] 0 _Bool a$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0] [L743] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0] [L744] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0] [L746] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L748] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L750] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0] [L751] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, z=0] [L752] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L873] 0 pthread_t t89; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, t89={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L874] FCALL, FORK 0 pthread_create(&t89, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t89, ((void *)0), P0, ((void *)0))=-3, t89={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L875] 0 pthread_t t90; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, t89={5:0}, t90={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L876] FCALL, FORK 0 pthread_create(&t90, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t90, ((void *)0), P1, ((void *)0))=-2, t89={5:0}, t90={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L756] 1 a$w_buff1 = a$w_buff0 [L757] 1 a$w_buff0 = 1 [L758] 1 a$w_buff1_used = a$w_buff0_used [L759] 1 a$w_buff0_used = (_Bool)1 [L760] CALL 1 __VERIFIER_assert(!(a$w_buff1_used && a$w_buff0_used)) [L18] COND FALSE 1 !(!expression) [L760] RET 1 __VERIFIER_assert(!(a$w_buff1_used && a$w_buff0_used)) [L761] 1 a$r_buff1_thd0 = a$r_buff0_thd0 [L762] 1 a$r_buff1_thd1 = a$r_buff0_thd1 [L763] 1 a$r_buff1_thd2 = a$r_buff0_thd2 [L764] 1 a$r_buff1_thd3 = a$r_buff0_thd3 [L765] 1 a$r_buff1_thd4 = a$r_buff0_thd4 [L766] 1 a$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L769] 1 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L786] 2 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L789] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L877] 0 pthread_t t91; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t89={5:0}, t90={6:0}, t91={7:0}, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L878] FCALL, FORK 0 pthread_create(&t91, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t91, ((void *)0), P2, ((void *)0))=-1, t89={5:0}, t90={6:0}, t91={7:0}, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L806] 3 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L809] 3 __unbuffered_p2_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L879] 0 pthread_t t92; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t89={5:0}, t90={6:0}, t91={7:0}, t92={3:0}, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L880] FCALL, FORK 0 pthread_create(&t92, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t92, ((void *)0), P3, ((void *)0))=0, t89={5:0}, t90={6:0}, t91={7:0}, t92={3:0}, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L812] 3 __unbuffered_p2_EBX = z VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L829] 4 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=1] [L832] 4 __unbuffered_p3_EAX = z VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=1] [L835] 4 weak$$choice0 = __VERIFIER_nondet_bool() [L836] 4 weak$$choice2 = __VERIFIER_nondet_bool() [L837] 4 a$flush_delayed = weak$$choice2 [L838] 4 a$mem_tmp = a [L839] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff1) [L839] 4 a = !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff1) [L840] EXPR 4 weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0)) [L840] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0) [L840] EXPR 4 weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0)) [L840] 4 a$w_buff0 = weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0)) [L841] EXPR 4 weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1)) [L841] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1) [L841] EXPR 4 weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1)) [L841] 4 a$w_buff1 = weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1)) [L842] EXPR 4 weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used)) [L842] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used) [L842] EXPR 4 weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used)) [L842] 4 a$w_buff0_used = weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used)) [L843] EXPR 4 weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L843] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0) [L843] EXPR 4 weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L843] 4 a$w_buff1_used = weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L844] EXPR 4 weak$$choice2 ? a$r_buff0_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4)) [L844] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4) [L844] EXPR 4 weak$$choice2 ? a$r_buff0_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4)) [L844] 4 a$r_buff0_thd4 = weak$$choice2 ? a$r_buff0_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4)) [L845] EXPR 4 weak$$choice2 ? a$r_buff1_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L845] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0) [L845] EXPR 4 weak$$choice2 ? a$r_buff1_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L845] 4 a$r_buff1_thd4 = weak$$choice2 ? a$r_buff1_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L846] 4 __unbuffered_p3_EBX = a [L847] EXPR 4 a$flush_delayed ? a$mem_tmp : a [L847] 4 a = a$flush_delayed ? a$mem_tmp : a [L848] 4 a$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=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=0, x=1, y=1, z=1] [L792] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L792] EXPR 2 a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a [L792] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L792] 2 a = a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L793] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L793] 2 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L794] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L794] 2 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L795] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L795] 2 a$r_buff0_thd2 = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L796] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 [L796] 2 a$r_buff1_thd2 = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 [L815] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L815] EXPR 3 a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a [L815] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L815] 3 a = a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L816] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used [L816] 3 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used [L817] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used [L817] 3 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used [L818] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3 [L818] 3 a$r_buff0_thd3 = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3 [L819] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3 [L819] 3 a$r_buff1_thd3 = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3 [L851] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L851] EXPR 4 a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a [L851] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L851] 4 a = a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L852] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used [L852] 4 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used [L853] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$w_buff1_used [L853] 4 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$w_buff1_used [L854] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4 [L854] 4 a$r_buff0_thd4 = a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4 [L855] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$r_buff1_thd4 [L855] 4 a$r_buff1_thd4 = a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$r_buff1_thd4 [L772] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a) [L772] 1 a = a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a) [L773] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L773] 1 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L774] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used [L774] 1 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used [L775] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L775] 1 a$r_buff0_thd1 = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L776] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1 [L776] 1 a$r_buff1_thd1 = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1 [L779] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1] [L799] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=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=0, x=1, y=1, z=1] [L822] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=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=0, x=1, y=1, z=1] [L858] 4 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=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=0, x=1, y=1, z=1] [L882] 0 main$tmp_guard0 = __unbuffered_cnt == 4 VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t89={5:0}, t90={6:0}, t91={7:0}, t92={3:0}, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1] [L884] CALL 0 assume_abort_if_not(main$tmp_guard0) [L3] COND FALSE 0 !(!cond) VAL [\old(cond)=1, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1] [L884] RET 0 assume_abort_if_not(main$tmp_guard0) [L886] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L886] EXPR 0 a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a [L886] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L886] 0 a = a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L887] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used [L887] 0 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used [L888] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used [L888] 0 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used [L889] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0 [L889] 0 a$r_buff0_thd0 = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0 [L890] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0 [L890] 0 a$r_buff1_thd0 = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0 [L893] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 0 && __unbuffered_p1_EAX == 0 && __unbuffered_p2_EAX == 1 && __unbuffered_p2_EBX == 0 && __unbuffered_p3_EAX == 1 && __unbuffered_p3_EBX == 0) VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t89={5:0}, t90={6:0}, t91={7:0}, t92={3:0}, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1] [L895] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L18] COND TRUE 0 !expression VAL [\old(expression)=0, \old(expression)=1, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1] [L18] 0 reach_error() VAL [\old(expression)=1, \old(expression)=0, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, 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=0, x=1, y=1, z=1] - UnprovableResult [Line: 18]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 876]: 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: 874]: 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: 878]: 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: 880]: 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 9 procedures, 179 locations, 7 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: 15.6s, OverallIterations: 12, TraceHistogramMax: 1, PathProgramHistogramMax: 4, EmptinessCheckTime: 0.0s, AutomataDifference: 13.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 816 SdHoareTripleChecker+Valid, 2.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 816 mSDsluCounter, 894 SdHoareTripleChecker+Invalid, 1.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1646 mSDsCounter, 160 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2033 IncrementalHoareTripleChecker+Invalid, 2193 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 160 mSolverCounterUnsat, 181 mSDtfsCounter, 2033 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 146 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 121 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 172 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=871occurred in iteration=10, InterpolantAutomatonStates: 109, 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, 0.5s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 1167 NumberOfCodeBlocks, 1167 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1046 ConstructedInterpolants, 0 QuantifiedInterpolants, 5790 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 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! [2021-12-22 13:26:56,361 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- 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