./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/mix025_pso.opt_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 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/mix025_pso.opt_rmo.opt.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3bbcbfea07b4de27a61735028fd08097276598be4815bd7ea5f14ba44ebf2380 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 13:28:06,927 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 13:28:06,942 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 13:28:06,967 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 13:28:06,969 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 13:28:06,972 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 13:28:06,973 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 13:28:06,978 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 13:28:06,980 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 13:28:06,985 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 13:28:06,986 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 13:28:06,987 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 13:28:06,987 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 13:28:06,989 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 13:28:06,990 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 13:28:06,992 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 13:28:06,993 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 13:28:06,994 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 13:28:06,997 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 13:28:06,998 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 13:28:07,001 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 13:28:07,002 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 13:28:07,003 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 13:28:07,004 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 13:28:07,007 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 13:28:07,010 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 13:28:07,011 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 13:28:07,012 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 13:28:07,012 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 13:28:07,013 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 13:28:07,013 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 13:28:07,014 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 13:28:07,015 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 13:28:07,015 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 13:28:07,016 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 13:28:07,017 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 13:28:07,018 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 13:28:07,018 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 13:28:07,018 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 13:28:07,019 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 13:28:07,019 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 13:28:07,020 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-22 13:28:07,042 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 13:28:07,042 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 13:28:07,043 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 13:28:07,043 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 13:28:07,044 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 13:28:07,044 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 13:28:07,044 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 13:28:07,045 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 13:28:07,045 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 13:28:07,045 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 13:28:07,046 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-22 13:28:07,046 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 13:28:07,046 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-22 13:28:07,046 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 13:28:07,046 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-22 13:28:07,047 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 13:28:07,047 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-22 13:28:07,047 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-22 13:28:07,047 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 13:28:07,047 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 13:28:07,047 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-22 13:28:07,048 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 13:28:07,048 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 13:28:07,048 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 13:28:07,048 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 13:28:07,048 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 13:28:07,048 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 13:28:07,049 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-22 13:28:07,049 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 13:28:07,049 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 13:28:07,049 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-22 13:28:07,049 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-22 13:28:07,050 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-22 13:28:07,050 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 13:28:07,050 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3bbcbfea07b4de27a61735028fd08097276598be4815bd7ea5f14ba44ebf2380 [2021-12-22 13:28:07,243 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 13:28:07,260 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 13:28:07,262 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 13:28:07,263 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 13:28:07,264 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 13:28:07,265 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/mix025_pso.opt_rmo.opt.i [2021-12-22 13:28:07,320 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7dae7cd1/a95252c424e64a3c975b730d53589b05/FLAG57923691f [2021-12-22 13:28:07,784 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 13:28:07,788 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix025_pso.opt_rmo.opt.i [2021-12-22 13:28:07,804 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7dae7cd1/a95252c424e64a3c975b730d53589b05/FLAG57923691f [2021-12-22 13:28:07,819 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7dae7cd1/a95252c424e64a3c975b730d53589b05 [2021-12-22 13:28:07,821 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 13:28:07,823 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 13:28:07,824 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 13:28:07,824 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 13:28:07,826 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 13:28:07,827 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 01:28:07" (1/1) ... [2021-12-22 13:28:07,828 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@686bb6e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:28:07, skipping insertion in model container [2021-12-22 13:28:07,829 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 01:28:07" (1/1) ... [2021-12-22 13:28:07,834 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 13:28:07,875 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 13:28:08,023 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix025_pso.opt_rmo.opt.i[999,1012] [2021-12-22 13:28:08,159 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 13:28:08,178 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 13:28:08,190 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix025_pso.opt_rmo.opt.i[999,1012] [2021-12-22 13:28:08,243 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 13:28:08,271 INFO L208 MainTranslator]: Completed translation [2021-12-22 13:28:08,272 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:28:08 WrapperNode [2021-12-22 13:28:08,272 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 13:28:08,273 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 13:28:08,273 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 13:28:08,273 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 13:28:08,278 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:28:08" (1/1) ... [2021-12-22 13:28:08,289 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:28:08" (1/1) ... [2021-12-22 13:28:08,309 INFO L137 Inliner]: procedures = 176, calls = 56, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 177 [2021-12-22 13:28:08,309 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 13:28:08,310 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 13:28:08,310 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 13:28:08,310 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 13:28:08,316 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:28:08" (1/1) ... [2021-12-22 13:28:08,316 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:28:08" (1/1) ... [2021-12-22 13:28:08,320 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:28:08" (1/1) ... [2021-12-22 13:28:08,320 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:28:08" (1/1) ... [2021-12-22 13:28:08,327 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:28:08" (1/1) ... [2021-12-22 13:28:08,332 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:28:08" (1/1) ... [2021-12-22 13:28:08,334 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:28:08" (1/1) ... [2021-12-22 13:28:08,337 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 13:28:08,348 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 13:28:08,355 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 13:28:08,355 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 13:28:08,356 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:28:08" (1/1) ... [2021-12-22 13:28:08,362 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 13:28:08,371 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 13:28:08,382 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 13:28:08,388 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 13:28:08,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-22 13:28:08,412 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-12-22 13:28:08,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-22 13:28:08,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-22 13:28:08,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-22 13:28:08,412 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-12-22 13:28:08,413 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-12-22 13:28:08,413 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-12-22 13:28:08,413 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-12-22 13:28:08,413 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-12-22 13:28:08,413 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-12-22 13:28:08,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-22 13:28:08,413 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-12-22 13:28:08,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 13:28:08,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 13:28:08,415 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 13:28:08,545 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 13:28:08,547 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 13:28:08,944 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 13:28:09,136 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 13:28:09,137 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-22 13:28:09,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 01:28:09 BoogieIcfgContainer [2021-12-22 13:28:09,139 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 13:28:09,140 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-22 13:28:09,140 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-22 13:28:09,142 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-22 13:28:09,143 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 01:28:07" (1/3) ... [2021-12-22 13:28:09,143 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@571e6f15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 01:28:09, skipping insertion in model container [2021-12-22 13:28:09,143 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:28:08" (2/3) ... [2021-12-22 13:28:09,143 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@571e6f15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 01:28:09, skipping insertion in model container [2021-12-22 13:28:09,144 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 01:28:09" (3/3) ... [2021-12-22 13:28:09,145 INFO L111 eAbstractionObserver]: Analyzing ICFG mix025_pso.opt_rmo.opt.i [2021-12-22 13:28:09,150 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-12-22 13:28:09,150 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-22 13:28:09,151 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-12-22 13:28:09,151 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-12-22 13:28:09,187 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,187 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,188 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,188 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,188 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,188 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,188 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,188 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,189 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,189 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,189 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,190 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,190 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,190 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,190 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,190 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,191 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,191 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,191 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,191 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,192 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,192 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,192 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,192 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,192 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,193 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,193 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,193 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,193 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,193 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,193 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,193 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,194 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,194 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,194 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,194 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,194 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,194 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,194 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,194 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,195 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,195 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,195 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,195 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,195 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,195 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,197 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,198 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,198 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,198 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,198 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,200 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,200 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,200 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,201 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,201 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,201 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,201 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,201 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,201 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,202 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,202 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,202 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,202 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,203 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,203 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,203 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,203 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,203 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,204 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,204 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,204 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,204 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,204 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,204 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,204 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,204 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,205 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,205 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,206 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,207 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,207 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,208 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,208 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,211 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,211 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,211 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,211 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,212 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,217 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,217 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,218 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,218 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,218 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,218 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,218 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,219 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,219 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,219 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,219 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,219 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,220 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,220 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,220 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,220 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,220 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,221 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,221 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,221 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,221 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,221 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,222 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,222 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,222 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,222 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,222 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,222 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,222 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,224 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,224 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,225 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,225 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,225 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,225 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,225 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,225 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,226 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,226 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,226 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,226 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,226 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,226 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,226 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,227 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,227 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,227 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,227 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,227 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,228 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,228 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,228 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,228 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,228 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,228 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,229 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,229 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,229 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,229 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,232 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,233 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,233 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,233 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,233 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,233 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,233 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,233 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,234 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,234 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,234 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,234 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,235 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,235 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,235 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,235 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,235 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,236 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,236 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,236 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,236 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,236 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,237 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,237 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,237 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,237 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,237 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,237 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,237 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,238 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,238 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,238 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,238 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,238 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,238 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,238 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,239 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,239 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,239 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,239 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,239 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,239 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,239 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,240 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,240 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,240 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,240 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,240 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,240 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:28:09,241 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-12-22 13:28:09,286 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-22 13:28:09,293 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 13:28:09,294 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-12-22 13:28:09,303 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 124 places, 116 transitions, 247 flow [2021-12-22 13:28:09,345 INFO L129 PetriNetUnfolder]: 2/113 cut-off events. [2021-12-22 13:28:09,345 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-12-22 13:28:09,348 INFO L84 FinitePrefix]: Finished finitePrefix Result has 123 conditions, 113 events. 2/113 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 55 event pairs, 0 based on Foata normal form. 0/109 useless extension candidates. Maximal degree in co-relation 73. Up to 2 conditions per place. [2021-12-22 13:28:09,349 INFO L82 GeneralOperation]: Start removeDead. Operand has 124 places, 116 transitions, 247 flow [2021-12-22 13:28:09,353 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 121 places, 113 transitions, 235 flow [2021-12-22 13:28:09,370 INFO L129 PetriNetUnfolder]: 0/59 cut-off events. [2021-12-22 13:28:09,371 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-12-22 13:28:09,371 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:28:09,372 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 13:28:09,372 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-12-22 13:28:09,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:28:09,377 INFO L85 PathProgramCache]: Analyzing trace with hash 1958117325, now seen corresponding path program 1 times [2021-12-22 13:28:09,383 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:28:09,384 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [562970398] [2021-12-22 13:28:09,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:28:09,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:28:09,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:28:09,644 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 13:28:09,645 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 13:28:09,645 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [562970398] [2021-12-22 13:28:09,645 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [562970398] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 13:28:09,645 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 13:28:09,646 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-22 13:28:09,647 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [495497270] [2021-12-22 13:28:09,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 13:28:09,653 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-22 13:28:09,653 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 13:28:09,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-22 13:28:09,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-22 13:28:09,680 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 103 out of 116 [2021-12-22 13:28:09,684 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 121 places, 113 transitions, 235 flow. Second operand has 3 states, 3 states have (on average 104.33333333333333) internal successors, (313), 3 states have internal predecessors, (313), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:28:09,685 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-22 13:28:09,685 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 103 of 116 [2021-12-22 13:28:09,686 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-22 13:28:09,784 INFO L129 PetriNetUnfolder]: 37/224 cut-off events. [2021-12-22 13:28:09,784 INFO L130 PetriNetUnfolder]: For 9/9 co-relation queries the response was YES. [2021-12-22 13:28:09,785 INFO L84 FinitePrefix]: Finished finitePrefix Result has 317 conditions, 224 events. 37/224 cut-off events. For 9/9 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 705 event pairs, 7 based on Foata normal form. 13/221 useless extension candidates. Maximal degree in co-relation 264. Up to 51 conditions per place. [2021-12-22 13:28:09,799 INFO L132 encePairwiseOnDemand]: 111/116 looper letters, 11 selfloop transitions, 2 changer transitions 0/113 dead transitions. [2021-12-22 13:28:09,799 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 121 places, 113 transitions, 264 flow [2021-12-22 13:28:09,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-22 13:28:09,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-12-22 13:28:09,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 327 transitions. [2021-12-22 13:28:09,809 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9396551724137931 [2021-12-22 13:28:09,809 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 327 transitions. [2021-12-22 13:28:09,810 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 327 transitions. [2021-12-22 13:28:09,811 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 13:28:09,812 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 327 transitions. [2021-12-22 13:28:09,816 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 109.0) internal successors, (327), 3 states have internal predecessors, (327), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:28:09,821 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 116.0) internal successors, (464), 4 states have internal predecessors, (464), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:28:09,821 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 116.0) internal successors, (464), 4 states have internal predecessors, (464), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:28:09,823 INFO L186 Difference]: Start difference. First operand has 121 places, 113 transitions, 235 flow. Second operand 3 states and 327 transitions. [2021-12-22 13:28:09,823 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 121 places, 113 transitions, 264 flow [2021-12-22 13:28:09,826 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 118 places, 113 transitions, 260 flow, removed 0 selfloop flow, removed 3 redundant places. [2021-12-22 13:28:09,828 INFO L242 Difference]: Finished difference. Result has 118 places, 109 transitions, 228 flow [2021-12-22 13:28:09,829 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=116, PETRI_DIFFERENCE_MINUEND_FLOW=224, PETRI_DIFFERENCE_MINUEND_PLACES=116, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=109, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=107, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=228, PETRI_PLACES=118, PETRI_TRANSITIONS=109} [2021-12-22 13:28:09,832 INFO L334 CegarLoopForPetriNet]: 121 programPoint places, -3 predicate places. [2021-12-22 13:28:09,832 INFO L470 AbstractCegarLoop]: Abstraction has has 118 places, 109 transitions, 228 flow [2021-12-22 13:28:09,832 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 104.33333333333333) internal successors, (313), 3 states have internal predecessors, (313), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:28:09,833 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:28:09,833 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 13:28:09,833 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-22 13:28:09,833 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-12-22 13:28:09,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:28:09,834 INFO L85 PathProgramCache]: Analyzing trace with hash -566480303, now seen corresponding path program 1 times [2021-12-22 13:28:09,834 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:28:09,834 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1549986223] [2021-12-22 13:28:09,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:28:09,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:28:09,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:28:09,982 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 13:28:09,982 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 13:28:09,982 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1549986223] [2021-12-22 13:28:09,982 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1549986223] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 13:28:09,982 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 13:28:09,982 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 13:28:09,982 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396221186] [2021-12-22 13:28:09,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 13:28:09,984 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 13:28:09,984 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 13:28:09,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 13:28:09,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-22 13:28:09,985 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 89 out of 116 [2021-12-22 13:28:09,986 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 118 places, 109 transitions, 228 flow. Second operand has 6 states, 6 states have (on average 91.33333333333333) internal successors, (548), 6 states have internal predecessors, (548), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:28:09,986 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-22 13:28:09,986 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 89 of 116 [2021-12-22 13:28:09,986 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-22 13:28:10,709 INFO L129 PetriNetUnfolder]: 1304/3562 cut-off events. [2021-12-22 13:28:10,709 INFO L130 PetriNetUnfolder]: For 126/126 co-relation queries the response was YES. [2021-12-22 13:28:10,716 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5769 conditions, 3562 events. 1304/3562 cut-off events. For 126/126 co-relation queries the response was YES. Maximal size of possible extension queue 198. Compared 30189 event pairs, 242 based on Foata normal form. 0/3447 useless extension candidates. Maximal degree in co-relation 5713. Up to 924 conditions per place. [2021-12-22 13:28:10,723 INFO L132 encePairwiseOnDemand]: 104/116 looper letters, 29 selfloop transitions, 8 changer transitions 70/182 dead transitions. [2021-12-22 13:28:10,723 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 126 places, 182 transitions, 584 flow [2021-12-22 13:28:10,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-22 13:28:10,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-12-22 13:28:10,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 899 transitions. [2021-12-22 13:28:10,727 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8611111111111112 [2021-12-22 13:28:10,728 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 899 transitions. [2021-12-22 13:28:10,728 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 899 transitions. [2021-12-22 13:28:10,728 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 13:28:10,729 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 899 transitions. [2021-12-22 13:28:10,731 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 99.88888888888889) internal successors, (899), 9 states have internal predecessors, (899), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:28:10,733 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 116.0) internal successors, (1160), 10 states have internal predecessors, (1160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:28:10,733 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 116.0) internal successors, (1160), 10 states have internal predecessors, (1160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:28:10,734 INFO L186 Difference]: Start difference. First operand has 118 places, 109 transitions, 228 flow. Second operand 9 states and 899 transitions. [2021-12-22 13:28:10,734 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 126 places, 182 transitions, 584 flow [2021-12-22 13:28:10,735 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 124 places, 182 transitions, 566 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-12-22 13:28:10,737 INFO L242 Difference]: Finished difference. Result has 132 places, 102 transitions, 296 flow [2021-12-22 13:28:10,737 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=116, PETRI_DIFFERENCE_MINUEND_FLOW=224, PETRI_DIFFERENCE_MINUEND_PLACES=116, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=109, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=101, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=296, PETRI_PLACES=132, PETRI_TRANSITIONS=102} [2021-12-22 13:28:10,738 INFO L334 CegarLoopForPetriNet]: 121 programPoint places, 11 predicate places. [2021-12-22 13:28:10,738 INFO L470 AbstractCegarLoop]: Abstraction has has 132 places, 102 transitions, 296 flow [2021-12-22 13:28:10,739 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 91.33333333333333) internal successors, (548), 6 states have internal predecessors, (548), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:28:10,739 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:28:10,739 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 13:28:10,739 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-22 13:28:10,739 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-12-22 13:28:10,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:28:10,740 INFO L85 PathProgramCache]: Analyzing trace with hash -180533774, now seen corresponding path program 1 times [2021-12-22 13:28:10,740 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:28:10,740 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [649433391] [2021-12-22 13:28:10,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:28:10,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:28:10,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:28:10,880 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 13:28:10,881 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 13:28:10,881 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [649433391] [2021-12-22 13:28:10,881 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [649433391] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 13:28:10,881 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 13:28:10,881 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 13:28:10,881 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1265503477] [2021-12-22 13:28:10,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 13:28:10,882 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 13:28:10,882 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 13:28:10,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 13:28:10,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-22 13:28:10,884 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 95 out of 116 [2021-12-22 13:28:10,884 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 132 places, 102 transitions, 296 flow. Second operand has 6 states, 6 states have (on average 96.83333333333333) internal successors, (581), 6 states have internal predecessors, (581), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:28:10,885 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-22 13:28:10,885 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 95 of 116 [2021-12-22 13:28:10,885 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-22 13:28:11,310 INFO L129 PetriNetUnfolder]: 685/1574 cut-off events. [2021-12-22 13:28:11,310 INFO L130 PetriNetUnfolder]: For 2516/2610 co-relation queries the response was YES. [2021-12-22 13:28:11,314 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4536 conditions, 1574 events. 685/1574 cut-off events. For 2516/2610 co-relation queries the response was YES. Maximal size of possible extension queue 139. Compared 10693 event pairs, 179 based on Foata normal form. 75/1562 useless extension candidates. Maximal degree in co-relation 4471. Up to 507 conditions per place. [2021-12-22 13:28:11,319 INFO L132 encePairwiseOnDemand]: 110/116 looper letters, 20 selfloop transitions, 3 changer transitions 40/147 dead transitions. [2021-12-22 13:28:11,319 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 122 places, 147 transitions, 650 flow [2021-12-22 13:28:11,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-22 13:28:11,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-12-22 13:28:11,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 908 transitions. [2021-12-22 13:28:11,322 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8697318007662835 [2021-12-22 13:28:11,322 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 908 transitions. [2021-12-22 13:28:11,322 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 908 transitions. [2021-12-22 13:28:11,322 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 13:28:11,322 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 908 transitions. [2021-12-22 13:28:11,324 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 100.88888888888889) internal successors, (908), 9 states have internal predecessors, (908), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:28:11,325 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 116.0) internal successors, (1160), 10 states have internal predecessors, (1160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:28:11,326 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 116.0) internal successors, (1160), 10 states have internal predecessors, (1160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:28:11,326 INFO L186 Difference]: Start difference. First operand has 132 places, 102 transitions, 296 flow. Second operand 9 states and 908 transitions. [2021-12-22 13:28:11,326 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 122 places, 147 transitions, 650 flow [2021-12-22 13:28:11,334 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 120 places, 147 transitions, 598 flow, removed 8 selfloop flow, removed 2 redundant places. [2021-12-22 13:28:11,338 INFO L242 Difference]: Finished difference. Result has 127 places, 102 transitions, 295 flow [2021-12-22 13:28:11,338 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=116, PETRI_DIFFERENCE_MINUEND_FLOW=272, PETRI_DIFFERENCE_MINUEND_PLACES=112, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=102, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=99, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=295, PETRI_PLACES=127, PETRI_TRANSITIONS=102} [2021-12-22 13:28:11,339 INFO L334 CegarLoopForPetriNet]: 121 programPoint places, 6 predicate places. [2021-12-22 13:28:11,340 INFO L470 AbstractCegarLoop]: Abstraction has has 127 places, 102 transitions, 295 flow [2021-12-22 13:28:11,340 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 96.83333333333333) internal successors, (581), 6 states have internal predecessors, (581), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:28:11,340 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:28:11,340 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 13:28:11,340 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-22 13:28:11,341 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-12-22 13:28:11,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:28:11,341 INFO L85 PathProgramCache]: Analyzing trace with hash 122241685, now seen corresponding path program 1 times [2021-12-22 13:28:11,341 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:28:11,342 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [228912509] [2021-12-22 13:28:11,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:28:11,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:28:11,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:28:11,467 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 13:28:11,467 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 13:28:11,468 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [228912509] [2021-12-22 13:28:11,468 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [228912509] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 13:28:11,468 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 13:28:11,468 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 13:28:11,469 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [555993127] [2021-12-22 13:28:11,469 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 13:28:11,470 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 13:28:11,470 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 13:28:11,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 13:28:11,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-22 13:28:11,475 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 93 out of 116 [2021-12-22 13:28:11,475 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 127 places, 102 transitions, 295 flow. Second operand has 6 states, 6 states have (on average 94.83333333333333) internal successors, (569), 6 states have internal predecessors, (569), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:28:11,476 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-22 13:28:11,476 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 93 of 116 [2021-12-22 13:28:11,476 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-22 13:28:11,825 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([899] L810-->L817: Formula: (let ((.cse10 (= (mod v_~x$w_buff0_used~0_293 256) 0)) (.cse11 (= (mod v_~x$r_buff1_thd3~0_62 256) 0)) (.cse13 (= (mod v_~x$w_buff1_used~0_210 256) 0)) (.cse12 (= (mod v_~x$r_buff0_thd3~0_70 256) 0)) (.cse14 (= 0 (mod v_~x$w_buff0_used~0_294 256)))) (let ((.cse7 (not .cse14)) (.cse6 (or .cse14 .cse12)) (.cse3 (not .cse13)) (.cse0 (or .cse13 .cse11)) (.cse2 (not .cse11)) (.cse4 (not .cse10)) (.cse5 (not .cse12)) (.cse1 (or .cse10 .cse12))) (and (or (and .cse0 .cse1 (= v_~x$w_buff1_used~0_210 v_~x$w_buff1_used~0_209)) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~x$w_buff1_used~0_209 0))) (or (and (= v_~x$w_buff0_used~0_294 v_~x$w_buff0_used~0_293) .cse6) (and (= v_~x$w_buff0_used~0_293 0) .cse7 .cse5)) (or (and .cse7 (= v_~x~0_80 v_~x$w_buff0~0_57) .cse5 (= |v_P2_#t~ite32_31| |v_P2Thread1of1ForFork1_#t~ite32_1|)) (and (= |v_P2_#t~ite32_31| v_~x~0_80) .cse6 (or (and (= |v_P2_#t~ite32_31| v_~x$w_buff1~0_50) .cse2 .cse3) (and .cse0 (= |v_P2_#t~ite32_31| v_~x~0_81))))) (let ((.cse9 (= (mod v_~x$r_buff0_thd3~0_69 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_209 256) 0))) (or (and (or (and (not .cse8) .cse2) (and .cse4 (not .cse9))) (= v_~x$r_buff1_thd3~0_61 0)) (and (or .cse9 .cse10) (or .cse11 .cse8) (= v_~x$r_buff1_thd3~0_62 v_~x$r_buff1_thd3~0_61)))) (or (and .cse4 (= v_~x$r_buff0_thd3~0_69 0) .cse5) (and .cse1 (= v_~x$r_buff0_thd3~0_70 v_~x$r_buff0_thd3~0_69)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_57, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_62, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_210, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_70, ~x~0=v_~x~0_81, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_57, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_61, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_209, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_69, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~x~0=v_~x~0_80} AuxVars[|v_P2_#t~ite32_31|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, P2Thread1of1ForFork1_#t~ite37, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, P2Thread1of1ForFork1_#t~ite33, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][110], [75#L4true, 9#L763true, 191#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 163#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 158#(= ~__unbuffered_p2_EAX~0 0), Black: 146#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 156#true, Black: 140#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 133#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), 21#L817true, Black: 134#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P0Thread1of1ForFork2InUse, Black: 142#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork0InUse, 68#P1ENTRYtrue, P2Thread1of1ForFork1InUse]) [2021-12-22 13:28:11,826 INFO L384 tUnfolder$Statistics]: this new event has 73 ancestors and is cut-off event [2021-12-22 13:28:11,826 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2021-12-22 13:28:11,826 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2021-12-22 13:28:11,826 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2021-12-22 13:28:11,861 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([899] L810-->L817: Formula: (let ((.cse10 (= (mod v_~x$w_buff0_used~0_293 256) 0)) (.cse11 (= (mod v_~x$r_buff1_thd3~0_62 256) 0)) (.cse13 (= (mod v_~x$w_buff1_used~0_210 256) 0)) (.cse12 (= (mod v_~x$r_buff0_thd3~0_70 256) 0)) (.cse14 (= 0 (mod v_~x$w_buff0_used~0_294 256)))) (let ((.cse7 (not .cse14)) (.cse6 (or .cse14 .cse12)) (.cse3 (not .cse13)) (.cse0 (or .cse13 .cse11)) (.cse2 (not .cse11)) (.cse4 (not .cse10)) (.cse5 (not .cse12)) (.cse1 (or .cse10 .cse12))) (and (or (and .cse0 .cse1 (= v_~x$w_buff1_used~0_210 v_~x$w_buff1_used~0_209)) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~x$w_buff1_used~0_209 0))) (or (and (= v_~x$w_buff0_used~0_294 v_~x$w_buff0_used~0_293) .cse6) (and (= v_~x$w_buff0_used~0_293 0) .cse7 .cse5)) (or (and .cse7 (= v_~x~0_80 v_~x$w_buff0~0_57) .cse5 (= |v_P2_#t~ite32_31| |v_P2Thread1of1ForFork1_#t~ite32_1|)) (and (= |v_P2_#t~ite32_31| v_~x~0_80) .cse6 (or (and (= |v_P2_#t~ite32_31| v_~x$w_buff1~0_50) .cse2 .cse3) (and .cse0 (= |v_P2_#t~ite32_31| v_~x~0_81))))) (let ((.cse9 (= (mod v_~x$r_buff0_thd3~0_69 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_209 256) 0))) (or (and (or (and (not .cse8) .cse2) (and .cse4 (not .cse9))) (= v_~x$r_buff1_thd3~0_61 0)) (and (or .cse9 .cse10) (or .cse11 .cse8) (= v_~x$r_buff1_thd3~0_62 v_~x$r_buff1_thd3~0_61)))) (or (and .cse4 (= v_~x$r_buff0_thd3~0_69 0) .cse5) (and .cse1 (= v_~x$r_buff0_thd3~0_70 v_~x$r_buff0_thd3~0_69)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_57, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_62, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_210, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_70, ~x~0=v_~x~0_81, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_57, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_61, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_209, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_69, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~x~0=v_~x~0_80} AuxVars[|v_P2_#t~ite32_31|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, P2Thread1of1ForFork1_#t~ite37, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, P2Thread1of1ForFork1_#t~ite33, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][95], [9#L763true, 189#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 59#L3true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 163#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 158#(= ~__unbuffered_p2_EAX~0 0), Black: 146#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 156#true, Black: 140#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 133#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), 21#L817true, Black: 134#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), P0Thread1of1ForFork2InUse, Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 93#L784true, Black: 142#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork0InUse, P2Thread1of1ForFork1InUse]) [2021-12-22 13:28:11,861 INFO L384 tUnfolder$Statistics]: this new event has 74 ancestors and is cut-off event [2021-12-22 13:28:11,861 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2021-12-22 13:28:11,862 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2021-12-22 13:28:11,862 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2021-12-22 13:28:11,864 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([899] L810-->L817: Formula: (let ((.cse10 (= (mod v_~x$w_buff0_used~0_293 256) 0)) (.cse11 (= (mod v_~x$r_buff1_thd3~0_62 256) 0)) (.cse13 (= (mod v_~x$w_buff1_used~0_210 256) 0)) (.cse12 (= (mod v_~x$r_buff0_thd3~0_70 256) 0)) (.cse14 (= 0 (mod v_~x$w_buff0_used~0_294 256)))) (let ((.cse7 (not .cse14)) (.cse6 (or .cse14 .cse12)) (.cse3 (not .cse13)) (.cse0 (or .cse13 .cse11)) (.cse2 (not .cse11)) (.cse4 (not .cse10)) (.cse5 (not .cse12)) (.cse1 (or .cse10 .cse12))) (and (or (and .cse0 .cse1 (= v_~x$w_buff1_used~0_210 v_~x$w_buff1_used~0_209)) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~x$w_buff1_used~0_209 0))) (or (and (= v_~x$w_buff0_used~0_294 v_~x$w_buff0_used~0_293) .cse6) (and (= v_~x$w_buff0_used~0_293 0) .cse7 .cse5)) (or (and .cse7 (= v_~x~0_80 v_~x$w_buff0~0_57) .cse5 (= |v_P2_#t~ite32_31| |v_P2Thread1of1ForFork1_#t~ite32_1|)) (and (= |v_P2_#t~ite32_31| v_~x~0_80) .cse6 (or (and (= |v_P2_#t~ite32_31| v_~x$w_buff1~0_50) .cse2 .cse3) (and .cse0 (= |v_P2_#t~ite32_31| v_~x~0_81))))) (let ((.cse9 (= (mod v_~x$r_buff0_thd3~0_69 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_209 256) 0))) (or (and (or (and (not .cse8) .cse2) (and .cse4 (not .cse9))) (= v_~x$r_buff1_thd3~0_61 0)) (and (or .cse9 .cse10) (or .cse11 .cse8) (= v_~x$r_buff1_thd3~0_62 v_~x$r_buff1_thd3~0_61)))) (or (and .cse4 (= v_~x$r_buff0_thd3~0_69 0) .cse5) (and .cse1 (= v_~x$r_buff0_thd3~0_70 v_~x$r_buff0_thd3~0_69)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_57, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_62, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_210, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_70, ~x~0=v_~x~0_81, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_57, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_61, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_209, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_69, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~x~0=v_~x~0_80} AuxVars[|v_P2_#t~ite32_31|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, P2Thread1of1ForFork1_#t~ite37, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, P2Thread1of1ForFork1_#t~ite33, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][110], [9#L763true, 80#L4-1true, 191#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 163#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 158#(= ~__unbuffered_p2_EAX~0 0), Black: 146#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 156#true, Black: 140#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 133#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 134#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 21#L817true, P0Thread1of1ForFork2InUse, Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 142#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork0InUse, 68#P1ENTRYtrue, P2Thread1of1ForFork1InUse]) [2021-12-22 13:28:11,864 INFO L384 tUnfolder$Statistics]: this new event has 74 ancestors and is cut-off event [2021-12-22 13:28:11,864 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2021-12-22 13:28:11,865 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2021-12-22 13:28:11,865 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2021-12-22 13:28:11,865 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([899] L810-->L817: Formula: (let ((.cse10 (= (mod v_~x$w_buff0_used~0_293 256) 0)) (.cse11 (= (mod v_~x$r_buff1_thd3~0_62 256) 0)) (.cse13 (= (mod v_~x$w_buff1_used~0_210 256) 0)) (.cse12 (= (mod v_~x$r_buff0_thd3~0_70 256) 0)) (.cse14 (= 0 (mod v_~x$w_buff0_used~0_294 256)))) (let ((.cse7 (not .cse14)) (.cse6 (or .cse14 .cse12)) (.cse3 (not .cse13)) (.cse0 (or .cse13 .cse11)) (.cse2 (not .cse11)) (.cse4 (not .cse10)) (.cse5 (not .cse12)) (.cse1 (or .cse10 .cse12))) (and (or (and .cse0 .cse1 (= v_~x$w_buff1_used~0_210 v_~x$w_buff1_used~0_209)) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~x$w_buff1_used~0_209 0))) (or (and (= v_~x$w_buff0_used~0_294 v_~x$w_buff0_used~0_293) .cse6) (and (= v_~x$w_buff0_used~0_293 0) .cse7 .cse5)) (or (and .cse7 (= v_~x~0_80 v_~x$w_buff0~0_57) .cse5 (= |v_P2_#t~ite32_31| |v_P2Thread1of1ForFork1_#t~ite32_1|)) (and (= |v_P2_#t~ite32_31| v_~x~0_80) .cse6 (or (and (= |v_P2_#t~ite32_31| v_~x$w_buff1~0_50) .cse2 .cse3) (and .cse0 (= |v_P2_#t~ite32_31| v_~x~0_81))))) (let ((.cse9 (= (mod v_~x$r_buff0_thd3~0_69 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_209 256) 0))) (or (and (or (and (not .cse8) .cse2) (and .cse4 (not .cse9))) (= v_~x$r_buff1_thd3~0_61 0)) (and (or .cse9 .cse10) (or .cse11 .cse8) (= v_~x$r_buff1_thd3~0_62 v_~x$r_buff1_thd3~0_61)))) (or (and .cse4 (= v_~x$r_buff0_thd3~0_69 0) .cse5) (and .cse1 (= v_~x$r_buff0_thd3~0_70 v_~x$r_buff0_thd3~0_69)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_57, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_62, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_210, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_70, ~x~0=v_~x~0_81, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_57, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_61, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_209, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_69, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~x~0=v_~x~0_80} AuxVars[|v_P2_#t~ite32_31|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, P2Thread1of1ForFork1_#t~ite37, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, P2Thread1of1ForFork1_#t~ite33, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][137], [75#L4true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 57#L768true, Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 163#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 158#(= ~__unbuffered_p2_EAX~0 0), Black: 146#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 156#true, Black: 140#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 195#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 133#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 134#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 21#L817true, Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P0Thread1of1ForFork2InUse, Black: 142#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork0InUse, 68#P1ENTRYtrue, P2Thread1of1ForFork1InUse]) [2021-12-22 13:28:11,866 INFO L384 tUnfolder$Statistics]: this new event has 74 ancestors and is cut-off event [2021-12-22 13:28:11,866 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2021-12-22 13:28:11,866 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2021-12-22 13:28:11,866 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2021-12-22 13:28:11,903 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([899] L810-->L817: Formula: (let ((.cse10 (= (mod v_~x$w_buff0_used~0_293 256) 0)) (.cse11 (= (mod v_~x$r_buff1_thd3~0_62 256) 0)) (.cse13 (= (mod v_~x$w_buff1_used~0_210 256) 0)) (.cse12 (= (mod v_~x$r_buff0_thd3~0_70 256) 0)) (.cse14 (= 0 (mod v_~x$w_buff0_used~0_294 256)))) (let ((.cse7 (not .cse14)) (.cse6 (or .cse14 .cse12)) (.cse3 (not .cse13)) (.cse0 (or .cse13 .cse11)) (.cse2 (not .cse11)) (.cse4 (not .cse10)) (.cse5 (not .cse12)) (.cse1 (or .cse10 .cse12))) (and (or (and .cse0 .cse1 (= v_~x$w_buff1_used~0_210 v_~x$w_buff1_used~0_209)) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~x$w_buff1_used~0_209 0))) (or (and (= v_~x$w_buff0_used~0_294 v_~x$w_buff0_used~0_293) .cse6) (and (= v_~x$w_buff0_used~0_293 0) .cse7 .cse5)) (or (and .cse7 (= v_~x~0_80 v_~x$w_buff0~0_57) .cse5 (= |v_P2_#t~ite32_31| |v_P2Thread1of1ForFork1_#t~ite32_1|)) (and (= |v_P2_#t~ite32_31| v_~x~0_80) .cse6 (or (and (= |v_P2_#t~ite32_31| v_~x$w_buff1~0_50) .cse2 .cse3) (and .cse0 (= |v_P2_#t~ite32_31| v_~x~0_81))))) (let ((.cse9 (= (mod v_~x$r_buff0_thd3~0_69 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_209 256) 0))) (or (and (or (and (not .cse8) .cse2) (and .cse4 (not .cse9))) (= v_~x$r_buff1_thd3~0_61 0)) (and (or .cse9 .cse10) (or .cse11 .cse8) (= v_~x$r_buff1_thd3~0_62 v_~x$r_buff1_thd3~0_61)))) (or (and .cse4 (= v_~x$r_buff0_thd3~0_69 0) .cse5) (and .cse1 (= v_~x$r_buff0_thd3~0_70 v_~x$r_buff0_thd3~0_69)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_57, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_62, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_210, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_70, ~x~0=v_~x~0_81, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_57, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_61, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_209, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_69, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~x~0=v_~x~0_80} AuxVars[|v_P2_#t~ite32_31|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, P2Thread1of1ForFork1_#t~ite37, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, P2Thread1of1ForFork1_#t~ite33, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][110], [75#L4true, 9#L763true, 191#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 163#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 158#(= ~__unbuffered_p2_EAX~0 0), Black: 146#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 156#true, Black: 140#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 133#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), 21#L817true, Black: 134#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), P0Thread1of1ForFork2InUse, Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 93#L784true, Black: 142#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork0InUse, P2Thread1of1ForFork1InUse]) [2021-12-22 13:28:11,903 INFO L384 tUnfolder$Statistics]: this new event has 75 ancestors and is cut-off event [2021-12-22 13:28:11,904 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2021-12-22 13:28:11,904 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2021-12-22 13:28:11,904 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2021-12-22 13:28:11,905 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([899] L810-->L817: Formula: (let ((.cse10 (= (mod v_~x$w_buff0_used~0_293 256) 0)) (.cse11 (= (mod v_~x$r_buff1_thd3~0_62 256) 0)) (.cse13 (= (mod v_~x$w_buff1_used~0_210 256) 0)) (.cse12 (= (mod v_~x$r_buff0_thd3~0_70 256) 0)) (.cse14 (= 0 (mod v_~x$w_buff0_used~0_294 256)))) (let ((.cse7 (not .cse14)) (.cse6 (or .cse14 .cse12)) (.cse3 (not .cse13)) (.cse0 (or .cse13 .cse11)) (.cse2 (not .cse11)) (.cse4 (not .cse10)) (.cse5 (not .cse12)) (.cse1 (or .cse10 .cse12))) (and (or (and .cse0 .cse1 (= v_~x$w_buff1_used~0_210 v_~x$w_buff1_used~0_209)) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~x$w_buff1_used~0_209 0))) (or (and (= v_~x$w_buff0_used~0_294 v_~x$w_buff0_used~0_293) .cse6) (and (= v_~x$w_buff0_used~0_293 0) .cse7 .cse5)) (or (and .cse7 (= v_~x~0_80 v_~x$w_buff0~0_57) .cse5 (= |v_P2_#t~ite32_31| |v_P2Thread1of1ForFork1_#t~ite32_1|)) (and (= |v_P2_#t~ite32_31| v_~x~0_80) .cse6 (or (and (= |v_P2_#t~ite32_31| v_~x$w_buff1~0_50) .cse2 .cse3) (and .cse0 (= |v_P2_#t~ite32_31| v_~x~0_81))))) (let ((.cse9 (= (mod v_~x$r_buff0_thd3~0_69 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_209 256) 0))) (or (and (or (and (not .cse8) .cse2) (and .cse4 (not .cse9))) (= v_~x$r_buff1_thd3~0_61 0)) (and (or .cse9 .cse10) (or .cse11 .cse8) (= v_~x$r_buff1_thd3~0_62 v_~x$r_buff1_thd3~0_61)))) (or (and .cse4 (= v_~x$r_buff0_thd3~0_69 0) .cse5) (and .cse1 (= v_~x$r_buff0_thd3~0_70 v_~x$r_buff0_thd3~0_69)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_57, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_62, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_210, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_70, ~x~0=v_~x~0_81, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_57, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_61, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_209, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_69, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~x~0=v_~x~0_80} AuxVars[|v_P2_#t~ite32_31|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, P2Thread1of1ForFork1_#t~ite37, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, P2Thread1of1ForFork1_#t~ite33, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][127], [193#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 59#L3true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), 57#L768true, Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 163#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 158#(= ~__unbuffered_p2_EAX~0 0), Black: 146#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 156#true, Black: 140#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 133#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), 21#L817true, Black: 134#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), P0Thread1of1ForFork2InUse, Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 93#L784true, Black: 142#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork0InUse, P2Thread1of1ForFork1InUse]) [2021-12-22 13:28:11,905 INFO L384 tUnfolder$Statistics]: this new event has 75 ancestors and is cut-off event [2021-12-22 13:28:11,905 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2021-12-22 13:28:11,905 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2021-12-22 13:28:11,905 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2021-12-22 13:28:11,907 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([899] L810-->L817: Formula: (let ((.cse10 (= (mod v_~x$w_buff0_used~0_293 256) 0)) (.cse11 (= (mod v_~x$r_buff1_thd3~0_62 256) 0)) (.cse13 (= (mod v_~x$w_buff1_used~0_210 256) 0)) (.cse12 (= (mod v_~x$r_buff0_thd3~0_70 256) 0)) (.cse14 (= 0 (mod v_~x$w_buff0_used~0_294 256)))) (let ((.cse7 (not .cse14)) (.cse6 (or .cse14 .cse12)) (.cse3 (not .cse13)) (.cse0 (or .cse13 .cse11)) (.cse2 (not .cse11)) (.cse4 (not .cse10)) (.cse5 (not .cse12)) (.cse1 (or .cse10 .cse12))) (and (or (and .cse0 .cse1 (= v_~x$w_buff1_used~0_210 v_~x$w_buff1_used~0_209)) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~x$w_buff1_used~0_209 0))) (or (and (= v_~x$w_buff0_used~0_294 v_~x$w_buff0_used~0_293) .cse6) (and (= v_~x$w_buff0_used~0_293 0) .cse7 .cse5)) (or (and .cse7 (= v_~x~0_80 v_~x$w_buff0~0_57) .cse5 (= |v_P2_#t~ite32_31| |v_P2Thread1of1ForFork1_#t~ite32_1|)) (and (= |v_P2_#t~ite32_31| v_~x~0_80) .cse6 (or (and (= |v_P2_#t~ite32_31| v_~x$w_buff1~0_50) .cse2 .cse3) (and .cse0 (= |v_P2_#t~ite32_31| v_~x~0_81))))) (let ((.cse9 (= (mod v_~x$r_buff0_thd3~0_69 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_209 256) 0))) (or (and (or (and (not .cse8) .cse2) (and .cse4 (not .cse9))) (= v_~x$r_buff1_thd3~0_61 0)) (and (or .cse9 .cse10) (or .cse11 .cse8) (= v_~x$r_buff1_thd3~0_62 v_~x$r_buff1_thd3~0_61)))) (or (and .cse4 (= v_~x$r_buff0_thd3~0_69 0) .cse5) (and .cse1 (= v_~x$r_buff0_thd3~0_70 v_~x$r_buff0_thd3~0_69)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_57, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_62, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_210, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_70, ~x~0=v_~x~0_81, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_57, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_61, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_209, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_69, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~x~0=v_~x~0_80} AuxVars[|v_P2_#t~ite32_31|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, P2Thread1of1ForFork1_#t~ite37, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, P2Thread1of1ForFork1_#t~ite33, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][137], [80#L4-1true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 57#L768true, Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 163#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 158#(= ~__unbuffered_p2_EAX~0 0), Black: 146#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 156#true, Black: 140#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 195#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 133#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), 21#L817true, Black: 134#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), P0Thread1of1ForFork2InUse, Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 142#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork0InUse, 68#P1ENTRYtrue, P2Thread1of1ForFork1InUse]) [2021-12-22 13:28:11,907 INFO L384 tUnfolder$Statistics]: this new event has 75 ancestors and is cut-off event [2021-12-22 13:28:11,908 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2021-12-22 13:28:11,908 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2021-12-22 13:28:11,908 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2021-12-22 13:28:11,942 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([899] L810-->L817: Formula: (let ((.cse10 (= (mod v_~x$w_buff0_used~0_293 256) 0)) (.cse11 (= (mod v_~x$r_buff1_thd3~0_62 256) 0)) (.cse13 (= (mod v_~x$w_buff1_used~0_210 256) 0)) (.cse12 (= (mod v_~x$r_buff0_thd3~0_70 256) 0)) (.cse14 (= 0 (mod v_~x$w_buff0_used~0_294 256)))) (let ((.cse7 (not .cse14)) (.cse6 (or .cse14 .cse12)) (.cse3 (not .cse13)) (.cse0 (or .cse13 .cse11)) (.cse2 (not .cse11)) (.cse4 (not .cse10)) (.cse5 (not .cse12)) (.cse1 (or .cse10 .cse12))) (and (or (and .cse0 .cse1 (= v_~x$w_buff1_used~0_210 v_~x$w_buff1_used~0_209)) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~x$w_buff1_used~0_209 0))) (or (and (= v_~x$w_buff0_used~0_294 v_~x$w_buff0_used~0_293) .cse6) (and (= v_~x$w_buff0_used~0_293 0) .cse7 .cse5)) (or (and .cse7 (= v_~x~0_80 v_~x$w_buff0~0_57) .cse5 (= |v_P2_#t~ite32_31| |v_P2Thread1of1ForFork1_#t~ite32_1|)) (and (= |v_P2_#t~ite32_31| v_~x~0_80) .cse6 (or (and (= |v_P2_#t~ite32_31| v_~x$w_buff1~0_50) .cse2 .cse3) (and .cse0 (= |v_P2_#t~ite32_31| v_~x~0_81))))) (let ((.cse9 (= (mod v_~x$r_buff0_thd3~0_69 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_209 256) 0))) (or (and (or (and (not .cse8) .cse2) (and .cse4 (not .cse9))) (= v_~x$r_buff1_thd3~0_61 0)) (and (or .cse9 .cse10) (or .cse11 .cse8) (= v_~x$r_buff1_thd3~0_62 v_~x$r_buff1_thd3~0_61)))) (or (and .cse4 (= v_~x$r_buff0_thd3~0_69 0) .cse5) (and .cse1 (= v_~x$r_buff0_thd3~0_70 v_~x$r_buff0_thd3~0_69)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_57, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_62, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_210, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_70, ~x~0=v_~x~0_81, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_57, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_61, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_209, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_69, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~x~0=v_~x~0_80} AuxVars[|v_P2_#t~ite32_31|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, P2Thread1of1ForFork1_#t~ite37, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, P2Thread1of1ForFork1_#t~ite33, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][110], [9#L763true, 80#L4-1true, 191#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 163#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 158#(= ~__unbuffered_p2_EAX~0 0), Black: 146#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 156#true, Black: 140#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 133#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), 21#L817true, Black: 134#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), P0Thread1of1ForFork2InUse, Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 93#L784true, Black: 142#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork0InUse, P2Thread1of1ForFork1InUse]) [2021-12-22 13:28:11,943 INFO L384 tUnfolder$Statistics]: this new event has 76 ancestors and is cut-off event [2021-12-22 13:28:11,943 INFO L387 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2021-12-22 13:28:11,958 INFO L387 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2021-12-22 13:28:11,958 INFO L387 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2021-12-22 13:28:11,959 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([899] L810-->L817: Formula: (let ((.cse10 (= (mod v_~x$w_buff0_used~0_293 256) 0)) (.cse11 (= (mod v_~x$r_buff1_thd3~0_62 256) 0)) (.cse13 (= (mod v_~x$w_buff1_used~0_210 256) 0)) (.cse12 (= (mod v_~x$r_buff0_thd3~0_70 256) 0)) (.cse14 (= 0 (mod v_~x$w_buff0_used~0_294 256)))) (let ((.cse7 (not .cse14)) (.cse6 (or .cse14 .cse12)) (.cse3 (not .cse13)) (.cse0 (or .cse13 .cse11)) (.cse2 (not .cse11)) (.cse4 (not .cse10)) (.cse5 (not .cse12)) (.cse1 (or .cse10 .cse12))) (and (or (and .cse0 .cse1 (= v_~x$w_buff1_used~0_210 v_~x$w_buff1_used~0_209)) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~x$w_buff1_used~0_209 0))) (or (and (= v_~x$w_buff0_used~0_294 v_~x$w_buff0_used~0_293) .cse6) (and (= v_~x$w_buff0_used~0_293 0) .cse7 .cse5)) (or (and .cse7 (= v_~x~0_80 v_~x$w_buff0~0_57) .cse5 (= |v_P2_#t~ite32_31| |v_P2Thread1of1ForFork1_#t~ite32_1|)) (and (= |v_P2_#t~ite32_31| v_~x~0_80) .cse6 (or (and (= |v_P2_#t~ite32_31| v_~x$w_buff1~0_50) .cse2 .cse3) (and .cse0 (= |v_P2_#t~ite32_31| v_~x~0_81))))) (let ((.cse9 (= (mod v_~x$r_buff0_thd3~0_69 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_209 256) 0))) (or (and (or (and (not .cse8) .cse2) (and .cse4 (not .cse9))) (= v_~x$r_buff1_thd3~0_61 0)) (and (or .cse9 .cse10) (or .cse11 .cse8) (= v_~x$r_buff1_thd3~0_62 v_~x$r_buff1_thd3~0_61)))) (or (and .cse4 (= v_~x$r_buff0_thd3~0_69 0) .cse5) (and .cse1 (= v_~x$r_buff0_thd3~0_70 v_~x$r_buff0_thd3~0_69)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_57, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_62, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_210, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_70, ~x~0=v_~x~0_81, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_57, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_61, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_209, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_69, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~x~0=v_~x~0_80} AuxVars[|v_P2_#t~ite32_31|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, P2Thread1of1ForFork1_#t~ite37, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, P2Thread1of1ForFork1_#t~ite33, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][137], [75#L4true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), 57#L768true, Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 163#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 158#(= ~__unbuffered_p2_EAX~0 0), Black: 146#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 156#true, 195#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 140#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 133#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), 21#L817true, Black: 134#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), P0Thread1of1ForFork2InUse, Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 93#L784true, Black: 142#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork0InUse, P2Thread1of1ForFork1InUse]) [2021-12-22 13:28:11,960 INFO L384 tUnfolder$Statistics]: this new event has 76 ancestors and is cut-off event [2021-12-22 13:28:11,960 INFO L387 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2021-12-22 13:28:11,960 INFO L387 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2021-12-22 13:28:11,960 INFO L387 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2021-12-22 13:28:11,989 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([899] L810-->L817: Formula: (let ((.cse10 (= (mod v_~x$w_buff0_used~0_293 256) 0)) (.cse11 (= (mod v_~x$r_buff1_thd3~0_62 256) 0)) (.cse13 (= (mod v_~x$w_buff1_used~0_210 256) 0)) (.cse12 (= (mod v_~x$r_buff0_thd3~0_70 256) 0)) (.cse14 (= 0 (mod v_~x$w_buff0_used~0_294 256)))) (let ((.cse7 (not .cse14)) (.cse6 (or .cse14 .cse12)) (.cse3 (not .cse13)) (.cse0 (or .cse13 .cse11)) (.cse2 (not .cse11)) (.cse4 (not .cse10)) (.cse5 (not .cse12)) (.cse1 (or .cse10 .cse12))) (and (or (and .cse0 .cse1 (= v_~x$w_buff1_used~0_210 v_~x$w_buff1_used~0_209)) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~x$w_buff1_used~0_209 0))) (or (and (= v_~x$w_buff0_used~0_294 v_~x$w_buff0_used~0_293) .cse6) (and (= v_~x$w_buff0_used~0_293 0) .cse7 .cse5)) (or (and .cse7 (= v_~x~0_80 v_~x$w_buff0~0_57) .cse5 (= |v_P2_#t~ite32_31| |v_P2Thread1of1ForFork1_#t~ite32_1|)) (and (= |v_P2_#t~ite32_31| v_~x~0_80) .cse6 (or (and (= |v_P2_#t~ite32_31| v_~x$w_buff1~0_50) .cse2 .cse3) (and .cse0 (= |v_P2_#t~ite32_31| v_~x~0_81))))) (let ((.cse9 (= (mod v_~x$r_buff0_thd3~0_69 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_209 256) 0))) (or (and (or (and (not .cse8) .cse2) (and .cse4 (not .cse9))) (= v_~x$r_buff1_thd3~0_61 0)) (and (or .cse9 .cse10) (or .cse11 .cse8) (= v_~x$r_buff1_thd3~0_62 v_~x$r_buff1_thd3~0_61)))) (or (and .cse4 (= v_~x$r_buff0_thd3~0_69 0) .cse5) (and .cse1 (= v_~x$r_buff0_thd3~0_70 v_~x$r_buff0_thd3~0_69)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_57, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_62, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_210, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_70, ~x~0=v_~x~0_81, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_57, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_61, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_209, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_69, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~x~0=v_~x~0_80} AuxVars[|v_P2_#t~ite32_31|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, P2Thread1of1ForFork1_#t~ite37, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, P2Thread1of1ForFork1_#t~ite33, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][137], [80#L4-1true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), 57#L768true, Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 163#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 158#(= ~__unbuffered_p2_EAX~0 0), Black: 146#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 156#true, 195#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 140#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 133#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), 21#L817true, Black: 134#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), P0Thread1of1ForFork2InUse, Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 93#L784true, Black: 142#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork0InUse, P2Thread1of1ForFork1InUse]) [2021-12-22 13:28:11,989 INFO L384 tUnfolder$Statistics]: this new event has 77 ancestors and is cut-off event [2021-12-22 13:28:11,989 INFO L387 tUnfolder$Statistics]: existing Event has 77 ancestors and is cut-off event [2021-12-22 13:28:11,989 INFO L387 tUnfolder$Statistics]: existing Event has 77 ancestors and is cut-off event [2021-12-22 13:28:11,989 INFO L387 tUnfolder$Statistics]: existing Event has 77 ancestors and is cut-off event [2021-12-22 13:28:11,996 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([899] L810-->L817: Formula: (let ((.cse10 (= (mod v_~x$w_buff0_used~0_293 256) 0)) (.cse11 (= (mod v_~x$r_buff1_thd3~0_62 256) 0)) (.cse13 (= (mod v_~x$w_buff1_used~0_210 256) 0)) (.cse12 (= (mod v_~x$r_buff0_thd3~0_70 256) 0)) (.cse14 (= 0 (mod v_~x$w_buff0_used~0_294 256)))) (let ((.cse7 (not .cse14)) (.cse6 (or .cse14 .cse12)) (.cse3 (not .cse13)) (.cse0 (or .cse13 .cse11)) (.cse2 (not .cse11)) (.cse4 (not .cse10)) (.cse5 (not .cse12)) (.cse1 (or .cse10 .cse12))) (and (or (and .cse0 .cse1 (= v_~x$w_buff1_used~0_210 v_~x$w_buff1_used~0_209)) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~x$w_buff1_used~0_209 0))) (or (and (= v_~x$w_buff0_used~0_294 v_~x$w_buff0_used~0_293) .cse6) (and (= v_~x$w_buff0_used~0_293 0) .cse7 .cse5)) (or (and .cse7 (= v_~x~0_80 v_~x$w_buff0~0_57) .cse5 (= |v_P2_#t~ite32_31| |v_P2Thread1of1ForFork1_#t~ite32_1|)) (and (= |v_P2_#t~ite32_31| v_~x~0_80) .cse6 (or (and (= |v_P2_#t~ite32_31| v_~x$w_buff1~0_50) .cse2 .cse3) (and .cse0 (= |v_P2_#t~ite32_31| v_~x~0_81))))) (let ((.cse9 (= (mod v_~x$r_buff0_thd3~0_69 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_209 256) 0))) (or (and (or (and (not .cse8) .cse2) (and .cse4 (not .cse9))) (= v_~x$r_buff1_thd3~0_61 0)) (and (or .cse9 .cse10) (or .cse11 .cse8) (= v_~x$r_buff1_thd3~0_62 v_~x$r_buff1_thd3~0_61)))) (or (and .cse4 (= v_~x$r_buff0_thd3~0_69 0) .cse5) (and .cse1 (= v_~x$r_buff0_thd3~0_70 v_~x$r_buff0_thd3~0_69)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_57, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_62, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_210, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_70, ~x~0=v_~x~0_81, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_57, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_61, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_209, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_69, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~x~0=v_~x~0_80} AuxVars[|v_P2_#t~ite32_31|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, P2Thread1of1ForFork1_#t~ite37, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, P2Thread1of1ForFork1_#t~ite33, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][114], [59#L3true, 102#L797true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 57#L768true, Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 163#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 158#(= ~__unbuffered_p2_EAX~0 0), 156#true, Black: 146#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 140#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 133#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), 180#true, Black: 134#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 21#L817true, Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P0Thread1of1ForFork2InUse, Black: 142#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork0InUse, P2Thread1of1ForFork1InUse]) [2021-12-22 13:28:11,996 INFO L384 tUnfolder$Statistics]: this new event has 78 ancestors and is cut-off event [2021-12-22 13:28:11,996 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is cut-off event [2021-12-22 13:28:11,996 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is cut-off event [2021-12-22 13:28:11,996 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is cut-off event [2021-12-22 13:28:12,013 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([899] L810-->L817: Formula: (let ((.cse10 (= (mod v_~x$w_buff0_used~0_293 256) 0)) (.cse11 (= (mod v_~x$r_buff1_thd3~0_62 256) 0)) (.cse13 (= (mod v_~x$w_buff1_used~0_210 256) 0)) (.cse12 (= (mod v_~x$r_buff0_thd3~0_70 256) 0)) (.cse14 (= 0 (mod v_~x$w_buff0_used~0_294 256)))) (let ((.cse7 (not .cse14)) (.cse6 (or .cse14 .cse12)) (.cse3 (not .cse13)) (.cse0 (or .cse13 .cse11)) (.cse2 (not .cse11)) (.cse4 (not .cse10)) (.cse5 (not .cse12)) (.cse1 (or .cse10 .cse12))) (and (or (and .cse0 .cse1 (= v_~x$w_buff1_used~0_210 v_~x$w_buff1_used~0_209)) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~x$w_buff1_used~0_209 0))) (or (and (= v_~x$w_buff0_used~0_294 v_~x$w_buff0_used~0_293) .cse6) (and (= v_~x$w_buff0_used~0_293 0) .cse7 .cse5)) (or (and .cse7 (= v_~x~0_80 v_~x$w_buff0~0_57) .cse5 (= |v_P2_#t~ite32_31| |v_P2Thread1of1ForFork1_#t~ite32_1|)) (and (= |v_P2_#t~ite32_31| v_~x~0_80) .cse6 (or (and (= |v_P2_#t~ite32_31| v_~x$w_buff1~0_50) .cse2 .cse3) (and .cse0 (= |v_P2_#t~ite32_31| v_~x~0_81))))) (let ((.cse9 (= (mod v_~x$r_buff0_thd3~0_69 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_209 256) 0))) (or (and (or (and (not .cse8) .cse2) (and .cse4 (not .cse9))) (= v_~x$r_buff1_thd3~0_61 0)) (and (or .cse9 .cse10) (or .cse11 .cse8) (= v_~x$r_buff1_thd3~0_62 v_~x$r_buff1_thd3~0_61)))) (or (and .cse4 (= v_~x$r_buff0_thd3~0_69 0) .cse5) (and .cse1 (= v_~x$r_buff0_thd3~0_70 v_~x$r_buff0_thd3~0_69)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_57, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_62, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_210, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_70, ~x~0=v_~x~0_81, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_57, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_61, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_209, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_69, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~x~0=v_~x~0_80} AuxVars[|v_P2_#t~ite32_31|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, P2Thread1of1ForFork1_#t~ite37, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, P2Thread1of1ForFork1_#t~ite33, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][114], [75#L4true, 9#L763true, 102#L797true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 163#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 158#(= ~__unbuffered_p2_EAX~0 0), Black: 146#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 156#true, Black: 140#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), 180#true, Black: 133#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 134#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 21#L817true, P0Thread1of1ForFork2InUse, Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 142#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork0InUse, P2Thread1of1ForFork1InUse]) [2021-12-22 13:28:12,013 INFO L384 tUnfolder$Statistics]: this new event has 78 ancestors and is cut-off event [2021-12-22 13:28:12,013 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is cut-off event [2021-12-22 13:28:12,013 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is cut-off event [2021-12-22 13:28:12,014 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is cut-off event [2021-12-22 13:28:12,021 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([899] L810-->L817: Formula: (let ((.cse10 (= (mod v_~x$w_buff0_used~0_293 256) 0)) (.cse11 (= (mod v_~x$r_buff1_thd3~0_62 256) 0)) (.cse13 (= (mod v_~x$w_buff1_used~0_210 256) 0)) (.cse12 (= (mod v_~x$r_buff0_thd3~0_70 256) 0)) (.cse14 (= 0 (mod v_~x$w_buff0_used~0_294 256)))) (let ((.cse7 (not .cse14)) (.cse6 (or .cse14 .cse12)) (.cse3 (not .cse13)) (.cse0 (or .cse13 .cse11)) (.cse2 (not .cse11)) (.cse4 (not .cse10)) (.cse5 (not .cse12)) (.cse1 (or .cse10 .cse12))) (and (or (and .cse0 .cse1 (= v_~x$w_buff1_used~0_210 v_~x$w_buff1_used~0_209)) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~x$w_buff1_used~0_209 0))) (or (and (= v_~x$w_buff0_used~0_294 v_~x$w_buff0_used~0_293) .cse6) (and (= v_~x$w_buff0_used~0_293 0) .cse7 .cse5)) (or (and .cse7 (= v_~x~0_80 v_~x$w_buff0~0_57) .cse5 (= |v_P2_#t~ite32_31| |v_P2Thread1of1ForFork1_#t~ite32_1|)) (and (= |v_P2_#t~ite32_31| v_~x~0_80) .cse6 (or (and (= |v_P2_#t~ite32_31| v_~x$w_buff1~0_50) .cse2 .cse3) (and .cse0 (= |v_P2_#t~ite32_31| v_~x~0_81))))) (let ((.cse9 (= (mod v_~x$r_buff0_thd3~0_69 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_209 256) 0))) (or (and (or (and (not .cse8) .cse2) (and .cse4 (not .cse9))) (= v_~x$r_buff1_thd3~0_61 0)) (and (or .cse9 .cse10) (or .cse11 .cse8) (= v_~x$r_buff1_thd3~0_62 v_~x$r_buff1_thd3~0_61)))) (or (and .cse4 (= v_~x$r_buff0_thd3~0_69 0) .cse5) (and .cse1 (= v_~x$r_buff0_thd3~0_70 v_~x$r_buff0_thd3~0_69)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_57, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_62, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_210, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_70, ~x~0=v_~x~0_81, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_57, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_61, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_209, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_69, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~x~0=v_~x~0_80} AuxVars[|v_P2_#t~ite32_31|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, P2Thread1of1ForFork1_#t~ite37, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, P2Thread1of1ForFork1_#t~ite33, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][114], [75#L4true, 102#L797true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 57#L768true, Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 163#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 158#(= ~__unbuffered_p2_EAX~0 0), 156#true, Black: 146#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 140#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 133#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), 180#true, 21#L817true, Black: 134#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P0Thread1of1ForFork2InUse, Black: 142#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork0InUse, P2Thread1of1ForFork1InUse]) [2021-12-22 13:28:12,021 INFO L384 tUnfolder$Statistics]: this new event has 79 ancestors and is cut-off event [2021-12-22 13:28:12,021 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2021-12-22 13:28:12,021 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2021-12-22 13:28:12,022 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2021-12-22 13:28:12,039 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([899] L810-->L817: Formula: (let ((.cse10 (= (mod v_~x$w_buff0_used~0_293 256) 0)) (.cse11 (= (mod v_~x$r_buff1_thd3~0_62 256) 0)) (.cse13 (= (mod v_~x$w_buff1_used~0_210 256) 0)) (.cse12 (= (mod v_~x$r_buff0_thd3~0_70 256) 0)) (.cse14 (= 0 (mod v_~x$w_buff0_used~0_294 256)))) (let ((.cse7 (not .cse14)) (.cse6 (or .cse14 .cse12)) (.cse3 (not .cse13)) (.cse0 (or .cse13 .cse11)) (.cse2 (not .cse11)) (.cse4 (not .cse10)) (.cse5 (not .cse12)) (.cse1 (or .cse10 .cse12))) (and (or (and .cse0 .cse1 (= v_~x$w_buff1_used~0_210 v_~x$w_buff1_used~0_209)) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~x$w_buff1_used~0_209 0))) (or (and (= v_~x$w_buff0_used~0_294 v_~x$w_buff0_used~0_293) .cse6) (and (= v_~x$w_buff0_used~0_293 0) .cse7 .cse5)) (or (and .cse7 (= v_~x~0_80 v_~x$w_buff0~0_57) .cse5 (= |v_P2_#t~ite32_31| |v_P2Thread1of1ForFork1_#t~ite32_1|)) (and (= |v_P2_#t~ite32_31| v_~x~0_80) .cse6 (or (and (= |v_P2_#t~ite32_31| v_~x$w_buff1~0_50) .cse2 .cse3) (and .cse0 (= |v_P2_#t~ite32_31| v_~x~0_81))))) (let ((.cse9 (= (mod v_~x$r_buff0_thd3~0_69 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_209 256) 0))) (or (and (or (and (not .cse8) .cse2) (and .cse4 (not .cse9))) (= v_~x$r_buff1_thd3~0_61 0)) (and (or .cse9 .cse10) (or .cse11 .cse8) (= v_~x$r_buff1_thd3~0_62 v_~x$r_buff1_thd3~0_61)))) (or (and .cse4 (= v_~x$r_buff0_thd3~0_69 0) .cse5) (and .cse1 (= v_~x$r_buff0_thd3~0_70 v_~x$r_buff0_thd3~0_69)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_57, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_62, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_210, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_70, ~x~0=v_~x~0_81, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_57, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_61, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_209, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_69, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~x~0=v_~x~0_80} AuxVars[|v_P2_#t~ite32_31|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, P2Thread1of1ForFork1_#t~ite37, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, P2Thread1of1ForFork1_#t~ite33, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][114], [9#L763true, 102#L797true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 115#L3-1true, Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 163#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 158#(= ~__unbuffered_p2_EAX~0 0), Black: 146#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 156#true, Black: 140#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), 180#true, Black: 133#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), 21#L817true, Black: 134#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), P0Thread1of1ForFork2InUse, Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 142#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork0InUse, P2Thread1of1ForFork1InUse]) [2021-12-22 13:28:12,039 INFO L384 tUnfolder$Statistics]: this new event has 79 ancestors and is cut-off event [2021-12-22 13:28:12,039 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2021-12-22 13:28:12,039 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2021-12-22 13:28:12,039 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2021-12-22 13:28:12,040 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([899] L810-->L817: Formula: (let ((.cse10 (= (mod v_~x$w_buff0_used~0_293 256) 0)) (.cse11 (= (mod v_~x$r_buff1_thd3~0_62 256) 0)) (.cse13 (= (mod v_~x$w_buff1_used~0_210 256) 0)) (.cse12 (= (mod v_~x$r_buff0_thd3~0_70 256) 0)) (.cse14 (= 0 (mod v_~x$w_buff0_used~0_294 256)))) (let ((.cse7 (not .cse14)) (.cse6 (or .cse14 .cse12)) (.cse3 (not .cse13)) (.cse0 (or .cse13 .cse11)) (.cse2 (not .cse11)) (.cse4 (not .cse10)) (.cse5 (not .cse12)) (.cse1 (or .cse10 .cse12))) (and (or (and .cse0 .cse1 (= v_~x$w_buff1_used~0_210 v_~x$w_buff1_used~0_209)) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~x$w_buff1_used~0_209 0))) (or (and (= v_~x$w_buff0_used~0_294 v_~x$w_buff0_used~0_293) .cse6) (and (= v_~x$w_buff0_used~0_293 0) .cse7 .cse5)) (or (and .cse7 (= v_~x~0_80 v_~x$w_buff0~0_57) .cse5 (= |v_P2_#t~ite32_31| |v_P2Thread1of1ForFork1_#t~ite32_1|)) (and (= |v_P2_#t~ite32_31| v_~x~0_80) .cse6 (or (and (= |v_P2_#t~ite32_31| v_~x$w_buff1~0_50) .cse2 .cse3) (and .cse0 (= |v_P2_#t~ite32_31| v_~x~0_81))))) (let ((.cse9 (= (mod v_~x$r_buff0_thd3~0_69 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_209 256) 0))) (or (and (or (and (not .cse8) .cse2) (and .cse4 (not .cse9))) (= v_~x$r_buff1_thd3~0_61 0)) (and (or .cse9 .cse10) (or .cse11 .cse8) (= v_~x$r_buff1_thd3~0_62 v_~x$r_buff1_thd3~0_61)))) (or (and .cse4 (= v_~x$r_buff0_thd3~0_69 0) .cse5) (and .cse1 (= v_~x$r_buff0_thd3~0_70 v_~x$r_buff0_thd3~0_69)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_57, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_62, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_210, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_70, ~x~0=v_~x~0_81, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_57, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_61, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_209, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_69, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~x~0=v_~x~0_80} AuxVars[|v_P2_#t~ite32_31|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, P2Thread1of1ForFork1_#t~ite37, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, P2Thread1of1ForFork1_#t~ite33, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][143], [9#L763true, 80#L4-1true, 102#L797true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 163#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 158#(= ~__unbuffered_p2_EAX~0 0), 185#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1))), Black: 146#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 156#true, Black: 140#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 133#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), 21#L817true, Black: 134#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), P0Thread1of1ForFork2InUse, Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 142#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork0InUse, P2Thread1of1ForFork1InUse]) [2021-12-22 13:28:12,040 INFO L384 tUnfolder$Statistics]: this new event has 79 ancestors and is cut-off event [2021-12-22 13:28:12,040 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2021-12-22 13:28:12,040 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2021-12-22 13:28:12,041 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2021-12-22 13:28:12,041 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([899] L810-->L817: Formula: (let ((.cse10 (= (mod v_~x$w_buff0_used~0_293 256) 0)) (.cse11 (= (mod v_~x$r_buff1_thd3~0_62 256) 0)) (.cse13 (= (mod v_~x$w_buff1_used~0_210 256) 0)) (.cse12 (= (mod v_~x$r_buff0_thd3~0_70 256) 0)) (.cse14 (= 0 (mod v_~x$w_buff0_used~0_294 256)))) (let ((.cse7 (not .cse14)) (.cse6 (or .cse14 .cse12)) (.cse3 (not .cse13)) (.cse0 (or .cse13 .cse11)) (.cse2 (not .cse11)) (.cse4 (not .cse10)) (.cse5 (not .cse12)) (.cse1 (or .cse10 .cse12))) (and (or (and .cse0 .cse1 (= v_~x$w_buff1_used~0_210 v_~x$w_buff1_used~0_209)) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~x$w_buff1_used~0_209 0))) (or (and (= v_~x$w_buff0_used~0_294 v_~x$w_buff0_used~0_293) .cse6) (and (= v_~x$w_buff0_used~0_293 0) .cse7 .cse5)) (or (and .cse7 (= v_~x~0_80 v_~x$w_buff0~0_57) .cse5 (= |v_P2_#t~ite32_31| |v_P2Thread1of1ForFork1_#t~ite32_1|)) (and (= |v_P2_#t~ite32_31| v_~x~0_80) .cse6 (or (and (= |v_P2_#t~ite32_31| v_~x$w_buff1~0_50) .cse2 .cse3) (and .cse0 (= |v_P2_#t~ite32_31| v_~x~0_81))))) (let ((.cse9 (= (mod v_~x$r_buff0_thd3~0_69 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_209 256) 0))) (or (and (or (and (not .cse8) .cse2) (and .cse4 (not .cse9))) (= v_~x$r_buff1_thd3~0_61 0)) (and (or .cse9 .cse10) (or .cse11 .cse8) (= v_~x$r_buff1_thd3~0_62 v_~x$r_buff1_thd3~0_61)))) (or (and .cse4 (= v_~x$r_buff0_thd3~0_69 0) .cse5) (and .cse1 (= v_~x$r_buff0_thd3~0_70 v_~x$r_buff0_thd3~0_69)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_57, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_62, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_210, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_70, ~x~0=v_~x~0_81, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_57, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_61, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_209, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_69, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~x~0=v_~x~0_80} AuxVars[|v_P2_#t~ite32_31|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, P2Thread1of1ForFork1_#t~ite37, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, P2Thread1of1ForFork1_#t~ite33, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][114], [75#L4true, 102#L797true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), 57#L768true, Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 163#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 158#(= ~__unbuffered_p2_EAX~0 0), Black: 146#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 156#true, Black: 140#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), 180#true, Black: 133#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 134#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 21#L817true, P0Thread1of1ForFork2InUse, Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 142#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork0InUse, P2Thread1of1ForFork1InUse]) [2021-12-22 13:28:12,042 INFO L384 tUnfolder$Statistics]: this new event has 79 ancestors and is cut-off event [2021-12-22 13:28:12,042 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2021-12-22 13:28:12,042 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2021-12-22 13:28:12,042 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2021-12-22 13:28:12,042 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2021-12-22 13:28:12,047 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([899] L810-->L817: Formula: (let ((.cse10 (= (mod v_~x$w_buff0_used~0_293 256) 0)) (.cse11 (= (mod v_~x$r_buff1_thd3~0_62 256) 0)) (.cse13 (= (mod v_~x$w_buff1_used~0_210 256) 0)) (.cse12 (= (mod v_~x$r_buff0_thd3~0_70 256) 0)) (.cse14 (= 0 (mod v_~x$w_buff0_used~0_294 256)))) (let ((.cse7 (not .cse14)) (.cse6 (or .cse14 .cse12)) (.cse3 (not .cse13)) (.cse0 (or .cse13 .cse11)) (.cse2 (not .cse11)) (.cse4 (not .cse10)) (.cse5 (not .cse12)) (.cse1 (or .cse10 .cse12))) (and (or (and .cse0 .cse1 (= v_~x$w_buff1_used~0_210 v_~x$w_buff1_used~0_209)) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~x$w_buff1_used~0_209 0))) (or (and (= v_~x$w_buff0_used~0_294 v_~x$w_buff0_used~0_293) .cse6) (and (= v_~x$w_buff0_used~0_293 0) .cse7 .cse5)) (or (and .cse7 (= v_~x~0_80 v_~x$w_buff0~0_57) .cse5 (= |v_P2_#t~ite32_31| |v_P2Thread1of1ForFork1_#t~ite32_1|)) (and (= |v_P2_#t~ite32_31| v_~x~0_80) .cse6 (or (and (= |v_P2_#t~ite32_31| v_~x$w_buff1~0_50) .cse2 .cse3) (and .cse0 (= |v_P2_#t~ite32_31| v_~x~0_81))))) (let ((.cse9 (= (mod v_~x$r_buff0_thd3~0_69 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_209 256) 0))) (or (and (or (and (not .cse8) .cse2) (and .cse4 (not .cse9))) (= v_~x$r_buff1_thd3~0_61 0)) (and (or .cse9 .cse10) (or .cse11 .cse8) (= v_~x$r_buff1_thd3~0_62 v_~x$r_buff1_thd3~0_61)))) (or (and .cse4 (= v_~x$r_buff0_thd3~0_69 0) .cse5) (and .cse1 (= v_~x$r_buff0_thd3~0_70 v_~x$r_buff0_thd3~0_69)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_57, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_62, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_210, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_70, ~x~0=v_~x~0_81, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_57, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_61, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_209, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_69, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~x~0=v_~x~0_80} AuxVars[|v_P2_#t~ite32_31|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, P2Thread1of1ForFork1_#t~ite37, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, P2Thread1of1ForFork1_#t~ite33, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][114], [102#L797true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 57#L768true, 115#L3-1true, Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 163#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 158#(= ~__unbuffered_p2_EAX~0 0), 156#true, Black: 146#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 140#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), 180#true, Black: 133#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), 21#L817true, Black: 134#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P0Thread1of1ForFork2InUse, Black: 142#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork0InUse, P2Thread1of1ForFork1InUse]) [2021-12-22 13:28:12,047 INFO L384 tUnfolder$Statistics]: this new event has 80 ancestors and is cut-off event [2021-12-22 13:28:12,047 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is cut-off event [2021-12-22 13:28:12,047 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is cut-off event [2021-12-22 13:28:12,047 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is cut-off event [2021-12-22 13:28:12,048 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([899] L810-->L817: Formula: (let ((.cse10 (= (mod v_~x$w_buff0_used~0_293 256) 0)) (.cse11 (= (mod v_~x$r_buff1_thd3~0_62 256) 0)) (.cse13 (= (mod v_~x$w_buff1_used~0_210 256) 0)) (.cse12 (= (mod v_~x$r_buff0_thd3~0_70 256) 0)) (.cse14 (= 0 (mod v_~x$w_buff0_used~0_294 256)))) (let ((.cse7 (not .cse14)) (.cse6 (or .cse14 .cse12)) (.cse3 (not .cse13)) (.cse0 (or .cse13 .cse11)) (.cse2 (not .cse11)) (.cse4 (not .cse10)) (.cse5 (not .cse12)) (.cse1 (or .cse10 .cse12))) (and (or (and .cse0 .cse1 (= v_~x$w_buff1_used~0_210 v_~x$w_buff1_used~0_209)) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~x$w_buff1_used~0_209 0))) (or (and (= v_~x$w_buff0_used~0_294 v_~x$w_buff0_used~0_293) .cse6) (and (= v_~x$w_buff0_used~0_293 0) .cse7 .cse5)) (or (and .cse7 (= v_~x~0_80 v_~x$w_buff0~0_57) .cse5 (= |v_P2_#t~ite32_31| |v_P2Thread1of1ForFork1_#t~ite32_1|)) (and (= |v_P2_#t~ite32_31| v_~x~0_80) .cse6 (or (and (= |v_P2_#t~ite32_31| v_~x$w_buff1~0_50) .cse2 .cse3) (and .cse0 (= |v_P2_#t~ite32_31| v_~x~0_81))))) (let ((.cse9 (= (mod v_~x$r_buff0_thd3~0_69 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_209 256) 0))) (or (and (or (and (not .cse8) .cse2) (and .cse4 (not .cse9))) (= v_~x$r_buff1_thd3~0_61 0)) (and (or .cse9 .cse10) (or .cse11 .cse8) (= v_~x$r_buff1_thd3~0_62 v_~x$r_buff1_thd3~0_61)))) (or (and .cse4 (= v_~x$r_buff0_thd3~0_69 0) .cse5) (and .cse1 (= v_~x$r_buff0_thd3~0_70 v_~x$r_buff0_thd3~0_69)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_57, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_62, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_210, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_70, ~x~0=v_~x~0_81, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_57, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_61, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_209, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_69, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~x~0=v_~x~0_80} AuxVars[|v_P2_#t~ite32_31|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, P2Thread1of1ForFork1_#t~ite37, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, P2Thread1of1ForFork1_#t~ite33, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][143], [80#L4-1true, 102#L797true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 57#L768true, Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 163#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 158#(= ~__unbuffered_p2_EAX~0 0), 156#true, 185#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1))), Black: 146#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 140#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 133#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), 21#L817true, Black: 134#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P0Thread1of1ForFork2InUse, Black: 142#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork0InUse, P2Thread1of1ForFork1InUse]) [2021-12-22 13:28:12,048 INFO L384 tUnfolder$Statistics]: this new event has 80 ancestors and is cut-off event [2021-12-22 13:28:12,048 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is cut-off event [2021-12-22 13:28:12,048 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is cut-off event [2021-12-22 13:28:12,048 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is cut-off event [2021-12-22 13:28:12,059 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([899] L810-->L817: Formula: (let ((.cse10 (= (mod v_~x$w_buff0_used~0_293 256) 0)) (.cse11 (= (mod v_~x$r_buff1_thd3~0_62 256) 0)) (.cse13 (= (mod v_~x$w_buff1_used~0_210 256) 0)) (.cse12 (= (mod v_~x$r_buff0_thd3~0_70 256) 0)) (.cse14 (= 0 (mod v_~x$w_buff0_used~0_294 256)))) (let ((.cse7 (not .cse14)) (.cse6 (or .cse14 .cse12)) (.cse3 (not .cse13)) (.cse0 (or .cse13 .cse11)) (.cse2 (not .cse11)) (.cse4 (not .cse10)) (.cse5 (not .cse12)) (.cse1 (or .cse10 .cse12))) (and (or (and .cse0 .cse1 (= v_~x$w_buff1_used~0_210 v_~x$w_buff1_used~0_209)) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~x$w_buff1_used~0_209 0))) (or (and (= v_~x$w_buff0_used~0_294 v_~x$w_buff0_used~0_293) .cse6) (and (= v_~x$w_buff0_used~0_293 0) .cse7 .cse5)) (or (and .cse7 (= v_~x~0_80 v_~x$w_buff0~0_57) .cse5 (= |v_P2_#t~ite32_31| |v_P2Thread1of1ForFork1_#t~ite32_1|)) (and (= |v_P2_#t~ite32_31| v_~x~0_80) .cse6 (or (and (= |v_P2_#t~ite32_31| v_~x$w_buff1~0_50) .cse2 .cse3) (and .cse0 (= |v_P2_#t~ite32_31| v_~x~0_81))))) (let ((.cse9 (= (mod v_~x$r_buff0_thd3~0_69 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_209 256) 0))) (or (and (or (and (not .cse8) .cse2) (and .cse4 (not .cse9))) (= v_~x$r_buff1_thd3~0_61 0)) (and (or .cse9 .cse10) (or .cse11 .cse8) (= v_~x$r_buff1_thd3~0_62 v_~x$r_buff1_thd3~0_61)))) (or (and .cse4 (= v_~x$r_buff0_thd3~0_69 0) .cse5) (and .cse1 (= v_~x$r_buff0_thd3~0_70 v_~x$r_buff0_thd3~0_69)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_57, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_62, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_210, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_70, ~x~0=v_~x~0_81, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_57, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_61, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_209, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_69, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~x~0=v_~x~0_80} AuxVars[|v_P2_#t~ite32_31|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, P2Thread1of1ForFork1_#t~ite37, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, P2Thread1of1ForFork1_#t~ite33, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][114], [102#L797true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), 57#L768true, Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 115#L3-1true, Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 163#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 158#(= ~__unbuffered_p2_EAX~0 0), Black: 146#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 156#true, Black: 140#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), 180#true, Black: 133#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 134#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 21#L817true, P0Thread1of1ForFork2InUse, Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 142#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork0InUse, P2Thread1of1ForFork1InUse]) [2021-12-22 13:28:12,060 INFO L384 tUnfolder$Statistics]: this new event has 80 ancestors and is cut-off event [2021-12-22 13:28:12,060 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is cut-off event [2021-12-22 13:28:12,060 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is cut-off event [2021-12-22 13:28:12,060 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is cut-off event [2021-12-22 13:28:12,060 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is cut-off event [2021-12-22 13:28:12,061 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([899] L810-->L817: Formula: (let ((.cse10 (= (mod v_~x$w_buff0_used~0_293 256) 0)) (.cse11 (= (mod v_~x$r_buff1_thd3~0_62 256) 0)) (.cse13 (= (mod v_~x$w_buff1_used~0_210 256) 0)) (.cse12 (= (mod v_~x$r_buff0_thd3~0_70 256) 0)) (.cse14 (= 0 (mod v_~x$w_buff0_used~0_294 256)))) (let ((.cse7 (not .cse14)) (.cse6 (or .cse14 .cse12)) (.cse3 (not .cse13)) (.cse0 (or .cse13 .cse11)) (.cse2 (not .cse11)) (.cse4 (not .cse10)) (.cse5 (not .cse12)) (.cse1 (or .cse10 .cse12))) (and (or (and .cse0 .cse1 (= v_~x$w_buff1_used~0_210 v_~x$w_buff1_used~0_209)) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~x$w_buff1_used~0_209 0))) (or (and (= v_~x$w_buff0_used~0_294 v_~x$w_buff0_used~0_293) .cse6) (and (= v_~x$w_buff0_used~0_293 0) .cse7 .cse5)) (or (and .cse7 (= v_~x~0_80 v_~x$w_buff0~0_57) .cse5 (= |v_P2_#t~ite32_31| |v_P2Thread1of1ForFork1_#t~ite32_1|)) (and (= |v_P2_#t~ite32_31| v_~x~0_80) .cse6 (or (and (= |v_P2_#t~ite32_31| v_~x$w_buff1~0_50) .cse2 .cse3) (and .cse0 (= |v_P2_#t~ite32_31| v_~x~0_81))))) (let ((.cse9 (= (mod v_~x$r_buff0_thd3~0_69 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_209 256) 0))) (or (and (or (and (not .cse8) .cse2) (and .cse4 (not .cse9))) (= v_~x$r_buff1_thd3~0_61 0)) (and (or .cse9 .cse10) (or .cse11 .cse8) (= v_~x$r_buff1_thd3~0_62 v_~x$r_buff1_thd3~0_61)))) (or (and .cse4 (= v_~x$r_buff0_thd3~0_69 0) .cse5) (and .cse1 (= v_~x$r_buff0_thd3~0_70 v_~x$r_buff0_thd3~0_69)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_57, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_62, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_210, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_70, ~x~0=v_~x~0_81, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_57, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_61, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_209, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_69, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~x~0=v_~x~0_80} AuxVars[|v_P2_#t~ite32_31|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, P2Thread1of1ForFork1_#t~ite37, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, P2Thread1of1ForFork1_#t~ite33, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][143], [80#L4-1true, 102#L797true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), 57#L768true, Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 163#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 158#(= ~__unbuffered_p2_EAX~0 0), Black: 146#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 156#true, 185#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1))), Black: 140#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 133#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 134#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 21#L817true, P0Thread1of1ForFork2InUse, Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 142#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork0InUse, P2Thread1of1ForFork1InUse]) [2021-12-22 13:28:12,061 INFO L384 tUnfolder$Statistics]: this new event has 80 ancestors and is cut-off event [2021-12-22 13:28:12,061 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is cut-off event [2021-12-22 13:28:12,061 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is cut-off event [2021-12-22 13:28:12,061 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is cut-off event [2021-12-22 13:28:12,061 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is cut-off event [2021-12-22 13:28:12,074 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([899] L810-->L817: Formula: (let ((.cse10 (= (mod v_~x$w_buff0_used~0_293 256) 0)) (.cse11 (= (mod v_~x$r_buff1_thd3~0_62 256) 0)) (.cse13 (= (mod v_~x$w_buff1_used~0_210 256) 0)) (.cse12 (= (mod v_~x$r_buff0_thd3~0_70 256) 0)) (.cse14 (= 0 (mod v_~x$w_buff0_used~0_294 256)))) (let ((.cse7 (not .cse14)) (.cse6 (or .cse14 .cse12)) (.cse3 (not .cse13)) (.cse0 (or .cse13 .cse11)) (.cse2 (not .cse11)) (.cse4 (not .cse10)) (.cse5 (not .cse12)) (.cse1 (or .cse10 .cse12))) (and (or (and .cse0 .cse1 (= v_~x$w_buff1_used~0_210 v_~x$w_buff1_used~0_209)) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~x$w_buff1_used~0_209 0))) (or (and (= v_~x$w_buff0_used~0_294 v_~x$w_buff0_used~0_293) .cse6) (and (= v_~x$w_buff0_used~0_293 0) .cse7 .cse5)) (or (and .cse7 (= v_~x~0_80 v_~x$w_buff0~0_57) .cse5 (= |v_P2_#t~ite32_31| |v_P2Thread1of1ForFork1_#t~ite32_1|)) (and (= |v_P2_#t~ite32_31| v_~x~0_80) .cse6 (or (and (= |v_P2_#t~ite32_31| v_~x$w_buff1~0_50) .cse2 .cse3) (and .cse0 (= |v_P2_#t~ite32_31| v_~x~0_81))))) (let ((.cse9 (= (mod v_~x$r_buff0_thd3~0_69 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_209 256) 0))) (or (and (or (and (not .cse8) .cse2) (and .cse4 (not .cse9))) (= v_~x$r_buff1_thd3~0_61 0)) (and (or .cse9 .cse10) (or .cse11 .cse8) (= v_~x$r_buff1_thd3~0_62 v_~x$r_buff1_thd3~0_61)))) (or (and .cse4 (= v_~x$r_buff0_thd3~0_69 0) .cse5) (and .cse1 (= v_~x$r_buff0_thd3~0_70 v_~x$r_buff0_thd3~0_69)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_57, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_62, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_210, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_70, ~x~0=v_~x~0_81, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_57, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_61, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_209, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_69, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~x~0=v_~x~0_80} AuxVars[|v_P2_#t~ite32_31|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, P2Thread1of1ForFork1_#t~ite37, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, P2Thread1of1ForFork1_#t~ite33, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][114], [9#L763true, 102#L797true, 105#L850true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 163#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 158#(= ~__unbuffered_p2_EAX~0 0), Black: 146#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 156#true, Black: 140#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), 180#true, Black: 133#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 134#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 21#L817true, P0Thread1of1ForFork2InUse, Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 142#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork0InUse, P2Thread1of1ForFork1InUse]) [2021-12-22 13:28:12,075 INFO L384 tUnfolder$Statistics]: this new event has 81 ancestors and is cut-off event [2021-12-22 13:28:12,075 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is cut-off event [2021-12-22 13:28:12,075 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is cut-off event [2021-12-22 13:28:12,075 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is cut-off event [2021-12-22 13:28:12,075 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([868] L850-->L853: Formula: (= v_~main$tmp_guard1~0_2 (ite (= (ite (not (and (= v_~__unbuffered_p2_EAX~0_3 2) (= v_~__unbuffered_p0_EAX~0_3 0) (= v_~__unbuffered_p2_EBX~0_3 0) (= 2 v_~y~0_5))) 1 0) 0) 0 1)) InVars {~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_3, ~y~0=v_~y~0_5} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_2, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_3, ~y~0=v_~y~0_5} AuxVars[] AssignedVars[~main$tmp_guard1~0][155], [9#L763true, 102#L797true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), 27#L810true, Black: 163#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 158#(= ~__unbuffered_p2_EAX~0 0), Black: 146#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 156#true, Black: 140#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 133#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), 180#true, Black: 134#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), P0Thread1of1ForFork2InUse, Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 142#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 45#L853true, P1Thread1of1ForFork0InUse, P2Thread1of1ForFork1InUse]) [2021-12-22 13:28:12,075 INFO L384 tUnfolder$Statistics]: this new event has 81 ancestors and is cut-off event [2021-12-22 13:28:12,076 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is cut-off event [2021-12-22 13:28:12,076 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is cut-off event [2021-12-22 13:28:12,076 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is cut-off event [2021-12-22 13:28:12,078 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([899] L810-->L817: Formula: (let ((.cse10 (= (mod v_~x$w_buff0_used~0_293 256) 0)) (.cse11 (= (mod v_~x$r_buff1_thd3~0_62 256) 0)) (.cse13 (= (mod v_~x$w_buff1_used~0_210 256) 0)) (.cse12 (= (mod v_~x$r_buff0_thd3~0_70 256) 0)) (.cse14 (= 0 (mod v_~x$w_buff0_used~0_294 256)))) (let ((.cse7 (not .cse14)) (.cse6 (or .cse14 .cse12)) (.cse3 (not .cse13)) (.cse0 (or .cse13 .cse11)) (.cse2 (not .cse11)) (.cse4 (not .cse10)) (.cse5 (not .cse12)) (.cse1 (or .cse10 .cse12))) (and (or (and .cse0 .cse1 (= v_~x$w_buff1_used~0_210 v_~x$w_buff1_used~0_209)) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~x$w_buff1_used~0_209 0))) (or (and (= v_~x$w_buff0_used~0_294 v_~x$w_buff0_used~0_293) .cse6) (and (= v_~x$w_buff0_used~0_293 0) .cse7 .cse5)) (or (and .cse7 (= v_~x~0_80 v_~x$w_buff0~0_57) .cse5 (= |v_P2_#t~ite32_31| |v_P2Thread1of1ForFork1_#t~ite32_1|)) (and (= |v_P2_#t~ite32_31| v_~x~0_80) .cse6 (or (and (= |v_P2_#t~ite32_31| v_~x$w_buff1~0_50) .cse2 .cse3) (and .cse0 (= |v_P2_#t~ite32_31| v_~x~0_81))))) (let ((.cse9 (= (mod v_~x$r_buff0_thd3~0_69 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_209 256) 0))) (or (and (or (and (not .cse8) .cse2) (and .cse4 (not .cse9))) (= v_~x$r_buff1_thd3~0_61 0)) (and (or .cse9 .cse10) (or .cse11 .cse8) (= v_~x$r_buff1_thd3~0_62 v_~x$r_buff1_thd3~0_61)))) (or (and .cse4 (= v_~x$r_buff0_thd3~0_69 0) .cse5) (and .cse1 (= v_~x$r_buff0_thd3~0_70 v_~x$r_buff0_thd3~0_69)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_57, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_62, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_210, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_70, ~x~0=v_~x~0_81, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_57, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_61, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_209, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_69, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~x~0=v_~x~0_80} AuxVars[|v_P2_#t~ite32_31|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, P2Thread1of1ForFork1_#t~ite37, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, P2Thread1of1ForFork1_#t~ite33, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][114], [102#L797true, 105#L850true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 57#L768true, Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 163#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 158#(= ~__unbuffered_p2_EAX~0 0), 156#true, Black: 146#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 140#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), Black: 133#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), 180#true, Black: 134#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 21#L817true, Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P0Thread1of1ForFork2InUse, Black: 142#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork0InUse, P2Thread1of1ForFork1InUse]) [2021-12-22 13:28:12,078 INFO L384 tUnfolder$Statistics]: this new event has 82 ancestors and is cut-off event [2021-12-22 13:28:12,079 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is cut-off event [2021-12-22 13:28:12,079 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is cut-off event [2021-12-22 13:28:12,079 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is cut-off event [2021-12-22 13:28:12,086 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([899] L810-->L817: Formula: (let ((.cse10 (= (mod v_~x$w_buff0_used~0_293 256) 0)) (.cse11 (= (mod v_~x$r_buff1_thd3~0_62 256) 0)) (.cse13 (= (mod v_~x$w_buff1_used~0_210 256) 0)) (.cse12 (= (mod v_~x$r_buff0_thd3~0_70 256) 0)) (.cse14 (= 0 (mod v_~x$w_buff0_used~0_294 256)))) (let ((.cse7 (not .cse14)) (.cse6 (or .cse14 .cse12)) (.cse3 (not .cse13)) (.cse0 (or .cse13 .cse11)) (.cse2 (not .cse11)) (.cse4 (not .cse10)) (.cse5 (not .cse12)) (.cse1 (or .cse10 .cse12))) (and (or (and .cse0 .cse1 (= v_~x$w_buff1_used~0_210 v_~x$w_buff1_used~0_209)) (and (or (and .cse2 .cse3) (and .cse4 .cse5)) (= v_~x$w_buff1_used~0_209 0))) (or (and (= v_~x$w_buff0_used~0_294 v_~x$w_buff0_used~0_293) .cse6) (and (= v_~x$w_buff0_used~0_293 0) .cse7 .cse5)) (or (and .cse7 (= v_~x~0_80 v_~x$w_buff0~0_57) .cse5 (= |v_P2_#t~ite32_31| |v_P2Thread1of1ForFork1_#t~ite32_1|)) (and (= |v_P2_#t~ite32_31| v_~x~0_80) .cse6 (or (and (= |v_P2_#t~ite32_31| v_~x$w_buff1~0_50) .cse2 .cse3) (and .cse0 (= |v_P2_#t~ite32_31| v_~x~0_81))))) (let ((.cse9 (= (mod v_~x$r_buff0_thd3~0_69 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_209 256) 0))) (or (and (or (and (not .cse8) .cse2) (and .cse4 (not .cse9))) (= v_~x$r_buff1_thd3~0_61 0)) (and (or .cse9 .cse10) (or .cse11 .cse8) (= v_~x$r_buff1_thd3~0_62 v_~x$r_buff1_thd3~0_61)))) (or (and .cse4 (= v_~x$r_buff0_thd3~0_69 0) .cse5) (and .cse1 (= v_~x$r_buff0_thd3~0_70 v_~x$r_buff0_thd3~0_69)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_57, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_62, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_210, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_70, ~x~0=v_~x~0_81, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_57, ~x$w_buff1~0=v_~x$w_buff1~0_50, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_61, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_209, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_69, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P2Thread1of1ForFork1_#t~ite36=|v_P2Thread1of1ForFork1_#t~ite36_1|, P2Thread1of1ForFork1_#t~ite35=|v_P2Thread1of1ForFork1_#t~ite35_1|, P2Thread1of1ForFork1_#t~ite37=|v_P2Thread1of1ForFork1_#t~ite37_1|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_2|, P2Thread1of1ForFork1_#t~ite34=|v_P2Thread1of1ForFork1_#t~ite34_1|, P2Thread1of1ForFork1_#t~ite33=|v_P2Thread1of1ForFork1_#t~ite33_1|, ~x~0=v_~x~0_80} AuxVars[|v_P2_#t~ite32_31|] AssignedVars[P2Thread1of1ForFork1_#t~ite36, P2Thread1of1ForFork1_#t~ite35, P2Thread1of1ForFork1_#t~ite37, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite34, P2Thread1of1ForFork1_#t~ite33, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, ~x~0, ~x$w_buff0_used~0][114], [102#L797true, 105#L850true, Black: 171#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 165#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 169#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), 57#L768true, Black: 159#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 167#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= ~__unbuffered_p2_EAX~0 0)), Black: 163#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX~0 0)), Black: 158#(= ~__unbuffered_p2_EAX~0 0), Black: 146#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 156#true, Black: 140#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 138#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))), 180#true, Black: 133#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), Black: 134#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), 21#L817true, P0Thread1of1ForFork2InUse, Black: 144#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 142#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), P1Thread1of1ForFork0InUse, P2Thread1of1ForFork1InUse]) [2021-12-22 13:28:12,087 INFO L384 tUnfolder$Statistics]: this new event has 82 ancestors and is cut-off event [2021-12-22 13:28:12,087 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is cut-off event [2021-12-22 13:28:12,087 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is cut-off event [2021-12-22 13:28:12,087 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is cut-off event [2021-12-22 13:28:12,087 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is cut-off event [2021-12-22 13:28:12,119 INFO L129 PetriNetUnfolder]: 1945/3960 cut-off events. [2021-12-22 13:28:12,119 INFO L130 PetriNetUnfolder]: For 3002/3488 co-relation queries the response was YES. [2021-12-22 13:28:12,134 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8992 conditions, 3960 events. 1945/3960 cut-off events. For 3002/3488 co-relation queries the response was YES. Maximal size of possible extension queue 342. Compared 30586 event pairs, 149 based on Foata normal form. 0/3686 useless extension candidates. Maximal degree in co-relation 8922. Up to 1008 conditions per place. [2021-12-22 13:28:12,146 INFO L132 encePairwiseOnDemand]: 106/116 looper letters, 37 selfloop transitions, 7 changer transitions 43/169 dead transitions. [2021-12-22 13:28:12,146 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 130 places, 169 transitions, 677 flow [2021-12-22 13:28:12,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-22 13:28:12,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-12-22 13:28:12,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1011 transitions. [2021-12-22 13:28:12,148 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.871551724137931 [2021-12-22 13:28:12,148 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1011 transitions. [2021-12-22 13:28:12,149 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1011 transitions. [2021-12-22 13:28:12,149 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 13:28:12,149 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1011 transitions. [2021-12-22 13:28:12,151 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 101.1) internal successors, (1011), 10 states have internal predecessors, (1011), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:28:12,153 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 116.0) internal successors, (1276), 11 states have internal predecessors, (1276), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:28:12,154 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 116.0) internal successors, (1276), 11 states have internal predecessors, (1276), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:28:12,154 INFO L186 Difference]: Start difference. First operand has 127 places, 102 transitions, 295 flow. Second operand 10 states and 1011 transitions. [2021-12-22 13:28:12,154 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 130 places, 169 transitions, 677 flow [2021-12-22 13:28:12,162 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 119 places, 169 transitions, 649 flow, removed 11 selfloop flow, removed 11 redundant places. [2021-12-22 13:28:12,164 INFO L242 Difference]: Finished difference. Result has 125 places, 106 transitions, 329 flow [2021-12-22 13:28:12,200 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=116, PETRI_DIFFERENCE_MINUEND_FLOW=267, PETRI_DIFFERENCE_MINUEND_PLACES=110, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=102, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=95, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=329, PETRI_PLACES=125, PETRI_TRANSITIONS=106} [2021-12-22 13:28:12,201 INFO L334 CegarLoopForPetriNet]: 121 programPoint places, 4 predicate places. [2021-12-22 13:28:12,201 INFO L470 AbstractCegarLoop]: Abstraction has has 125 places, 106 transitions, 329 flow [2021-12-22 13:28:12,201 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 94.83333333333333) internal successors, (569), 6 states have internal predecessors, (569), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:28:12,201 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:28:12,201 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 13:28:12,202 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-22 13:28:12,202 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-12-22 13:28:12,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:28:12,202 INFO L85 PathProgramCache]: Analyzing trace with hash -1675924850, now seen corresponding path program 1 times [2021-12-22 13:28:12,202 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:28:12,202 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1390031405] [2021-12-22 13:28:12,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:28:12,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:28:12,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:28:12,317 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 13:28:12,317 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 13:28:12,318 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1390031405] [2021-12-22 13:28:12,318 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1390031405] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 13:28:12,318 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 13:28:12,318 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-22 13:28:12,318 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [573279430] [2021-12-22 13:28:12,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 13:28:12,319 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-22 13:28:12,319 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 13:28:12,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-22 13:28:12,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-22 13:28:12,320 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 93 out of 116 [2021-12-22 13:28:12,321 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 125 places, 106 transitions, 329 flow. Second operand has 7 states, 7 states have (on average 94.85714285714286) internal successors, (664), 7 states have internal predecessors, (664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:28:12,321 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-22 13:28:12,321 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 93 of 116 [2021-12-22 13:28:12,321 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-22 13:28:12,770 INFO L129 PetriNetUnfolder]: 847/2156 cut-off events. [2021-12-22 13:28:12,770 INFO L130 PetriNetUnfolder]: For 3009/3140 co-relation queries the response was YES. [2021-12-22 13:28:12,776 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6268 conditions, 2156 events. 847/2156 cut-off events. For 3009/3140 co-relation queries the response was YES. Maximal size of possible extension queue 178. Compared 16923 event pairs, 69 based on Foata normal form. 65/2150 useless extension candidates. Maximal degree in co-relation 6200. Up to 514 conditions per place. [2021-12-22 13:28:12,780 INFO L132 encePairwiseOnDemand]: 106/116 looper letters, 49 selfloop transitions, 18 changer transitions 30/179 dead transitions. [2021-12-22 13:28:12,780 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 131 places, 179 transitions, 904 flow [2021-12-22 13:28:12,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-22 13:28:12,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-12-22 13:28:12,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1113 transitions. [2021-12-22 13:28:12,786 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.872257053291536 [2021-12-22 13:28:12,786 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 1113 transitions. [2021-12-22 13:28:12,786 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 1113 transitions. [2021-12-22 13:28:12,786 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 13:28:12,786 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 1113 transitions. [2021-12-22 13:28:12,789 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 101.18181818181819) internal successors, (1113), 11 states have internal predecessors, (1113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:28:12,791 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 116.0) internal successors, (1392), 12 states have internal predecessors, (1392), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:28:12,791 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 116.0) internal successors, (1392), 12 states have internal predecessors, (1392), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:28:12,792 INFO L186 Difference]: Start difference. First operand has 125 places, 106 transitions, 329 flow. Second operand 11 states and 1113 transitions. [2021-12-22 13:28:12,792 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 131 places, 179 transitions, 904 flow [2021-12-22 13:28:12,798 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 127 places, 179 transitions, 888 flow, removed 4 selfloop flow, removed 4 redundant places. [2021-12-22 13:28:12,800 INFO L242 Difference]: Finished difference. Result has 133 places, 121 transitions, 506 flow [2021-12-22 13:28:12,801 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=116, PETRI_DIFFERENCE_MINUEND_FLOW=320, PETRI_DIFFERENCE_MINUEND_PLACES=117, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=106, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=94, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=506, PETRI_PLACES=133, PETRI_TRANSITIONS=121} [2021-12-22 13:28:12,802 INFO L334 CegarLoopForPetriNet]: 121 programPoint places, 12 predicate places. [2021-12-22 13:28:12,802 INFO L470 AbstractCegarLoop]: Abstraction has has 133 places, 121 transitions, 506 flow [2021-12-22 13:28:12,803 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 94.85714285714286) internal successors, (664), 7 states have internal predecessors, (664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:28:12,803 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:28:12,803 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 13:28:12,803 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-22 13:28:12,803 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-12-22 13:28:12,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:28:12,804 INFO L85 PathProgramCache]: Analyzing trace with hash 393136652, now seen corresponding path program 1 times [2021-12-22 13:28:12,804 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:28:12,804 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [803187897] [2021-12-22 13:28:12,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:28:12,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:28:12,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:28:12,925 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 13:28:12,925 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 13:28:12,926 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [803187897] [2021-12-22 13:28:12,926 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [803187897] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 13:28:12,926 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 13:28:12,926 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-22 13:28:12,926 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1383120589] [2021-12-22 13:28:12,926 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 13:28:12,926 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-22 13:28:12,927 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 13:28:12,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-22 13:28:12,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-22 13:28:12,928 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 93 out of 116 [2021-12-22 13:28:12,929 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 133 places, 121 transitions, 506 flow. Second operand has 7 states, 7 states have (on average 95.28571428571429) internal successors, (667), 7 states have internal predecessors, (667), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:28:12,929 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-22 13:28:12,929 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 93 of 116 [2021-12-22 13:28:12,929 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-22 13:28:13,224 INFO L129 PetriNetUnfolder]: 405/1998 cut-off events. [2021-12-22 13:28:13,225 INFO L130 PetriNetUnfolder]: For 4242/4591 co-relation queries the response was YES. [2021-12-22 13:28:13,234 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5929 conditions, 1998 events. 405/1998 cut-off events. For 4242/4591 co-relation queries the response was YES. Maximal size of possible extension queue 189. Compared 19313 event pairs, 52 based on Foata normal form. 18/1905 useless extension candidates. Maximal degree in co-relation 5855. Up to 536 conditions per place. [2021-12-22 13:28:13,241 INFO L132 encePairwiseOnDemand]: 110/116 looper letters, 39 selfloop transitions, 3 changer transitions 17/160 dead transitions. [2021-12-22 13:28:13,241 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 139 places, 160 transitions, 774 flow [2021-12-22 13:28:13,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-22 13:28:13,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-12-22 13:28:13,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 707 transitions. [2021-12-22 13:28:13,243 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8706896551724138 [2021-12-22 13:28:13,243 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 707 transitions. [2021-12-22 13:28:13,243 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 707 transitions. [2021-12-22 13:28:13,244 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 13:28:13,244 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 707 transitions. [2021-12-22 13:28:13,245 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 101.0) internal successors, (707), 7 states have internal predecessors, (707), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:28:13,246 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 116.0) internal successors, (928), 8 states have internal predecessors, (928), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:28:13,246 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 116.0) internal successors, (928), 8 states have internal predecessors, (928), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:28:13,247 INFO L186 Difference]: Start difference. First operand has 133 places, 121 transitions, 506 flow. Second operand 7 states and 707 transitions. [2021-12-22 13:28:13,247 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 139 places, 160 transitions, 774 flow [2021-12-22 13:28:13,291 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 137 places, 160 transitions, 720 flow, removed 24 selfloop flow, removed 2 redundant places. [2021-12-22 13:28:13,293 INFO L242 Difference]: Finished difference. Result has 142 places, 123 transitions, 489 flow [2021-12-22 13:28:13,294 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=116, PETRI_DIFFERENCE_MINUEND_FLOW=452, PETRI_DIFFERENCE_MINUEND_PLACES=131, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=121, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=118, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=489, PETRI_PLACES=142, PETRI_TRANSITIONS=123} [2021-12-22 13:28:13,296 INFO L334 CegarLoopForPetriNet]: 121 programPoint places, 21 predicate places. [2021-12-22 13:28:13,296 INFO L470 AbstractCegarLoop]: Abstraction has has 142 places, 123 transitions, 489 flow [2021-12-22 13:28:13,296 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 95.28571428571429) internal successors, (667), 7 states have internal predecessors, (667), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:28:13,297 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:28:13,297 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 13:28:13,297 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-22 13:28:13,297 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-12-22 13:28:13,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:28:13,298 INFO L85 PathProgramCache]: Analyzing trace with hash -391975216, now seen corresponding path program 2 times [2021-12-22 13:28:13,298 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:28:13,298 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1225467626] [2021-12-22 13:28:13,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:28:13,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:28:13,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:28:13,422 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 13:28:13,422 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 13:28:13,422 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1225467626] [2021-12-22 13:28:13,422 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1225467626] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 13:28:13,423 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 13:28:13,423 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-22 13:28:13,423 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951142808] [2021-12-22 13:28:13,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 13:28:13,426 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-22 13:28:13,426 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 13:28:13,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-22 13:28:13,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-22 13:28:13,428 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 93 out of 116 [2021-12-22 13:28:13,428 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 142 places, 123 transitions, 489 flow. Second operand has 8 states, 8 states have (on average 94.875) internal successors, (759), 8 states have internal predecessors, (759), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:28:13,428 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-22 13:28:13,428 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 93 of 116 [2021-12-22 13:28:13,429 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-22 13:28:13,978 INFO L129 PetriNetUnfolder]: 1246/3117 cut-off events. [2021-12-22 13:28:13,978 INFO L130 PetriNetUnfolder]: For 5172/5414 co-relation queries the response was YES. [2021-12-22 13:28:13,991 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9535 conditions, 3117 events. 1246/3117 cut-off events. For 5172/5414 co-relation queries the response was YES. Maximal size of possible extension queue 281. Compared 27176 event pairs, 105 based on Foata normal form. 76/3102 useless extension candidates. Maximal degree in co-relation 9508. Up to 446 conditions per place. [2021-12-22 13:28:13,995 INFO L132 encePairwiseOnDemand]: 106/116 looper letters, 27 selfloop transitions, 14 changer transitions 54/176 dead transitions. [2021-12-22 13:28:13,995 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 152 places, 176 transitions, 949 flow [2021-12-22 13:28:13,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-12-22 13:28:13,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-12-22 13:28:13,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 1381 transitions. [2021-12-22 13:28:13,998 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8503694581280788 [2021-12-22 13:28:13,998 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 1381 transitions. [2021-12-22 13:28:13,998 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 1381 transitions. [2021-12-22 13:28:13,999 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 13:28:13,999 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 1381 transitions. [2021-12-22 13:28:14,002 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 98.64285714285714) internal successors, (1381), 14 states have internal predecessors, (1381), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:28:14,004 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 116.0) internal successors, (1740), 15 states have internal predecessors, (1740), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:28:14,005 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 116.0) internal successors, (1740), 15 states have internal predecessors, (1740), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:28:14,005 INFO L186 Difference]: Start difference. First operand has 142 places, 123 transitions, 489 flow. Second operand 14 states and 1381 transitions. [2021-12-22 13:28:14,005 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 152 places, 176 transitions, 949 flow [2021-12-22 13:28:14,030 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 147 places, 176 transitions, 909 flow, removed 18 selfloop flow, removed 5 redundant places. [2021-12-22 13:28:14,033 INFO L242 Difference]: Finished difference. Result has 153 places, 111 transitions, 425 flow [2021-12-22 13:28:14,033 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=116, PETRI_DIFFERENCE_MINUEND_FLOW=461, PETRI_DIFFERENCE_MINUEND_PLACES=134, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=123, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=14, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=109, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=425, PETRI_PLACES=153, PETRI_TRANSITIONS=111} [2021-12-22 13:28:14,034 INFO L334 CegarLoopForPetriNet]: 121 programPoint places, 32 predicate places. [2021-12-22 13:28:14,035 INFO L470 AbstractCegarLoop]: Abstraction has has 153 places, 111 transitions, 425 flow [2021-12-22 13:28:14,035 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 94.875) internal successors, (759), 8 states have internal predecessors, (759), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:28:14,035 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:28:14,035 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 13:28:14,036 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-22 13:28:14,036 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-12-22 13:28:14,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:28:14,036 INFO L85 PathProgramCache]: Analyzing trace with hash -1532908603, now seen corresponding path program 1 times [2021-12-22 13:28:14,037 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:28:14,037 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [589472125] [2021-12-22 13:28:14,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:28:14,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:28:14,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:28:14,177 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 13:28:14,178 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 13:28:14,178 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [589472125] [2021-12-22 13:28:14,178 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [589472125] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 13:28:14,178 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 13:28:14,178 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-22 13:28:14,178 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [580333230] [2021-12-22 13:28:14,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 13:28:14,179 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-22 13:28:14,179 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 13:28:14,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-22 13:28:14,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-22 13:28:14,180 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 89 out of 116 [2021-12-22 13:28:14,180 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 153 places, 111 transitions, 425 flow. Second operand has 7 states, 7 states have (on average 92.14285714285714) internal successors, (645), 7 states have internal predecessors, (645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:28:14,180 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-22 13:28:14,180 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 89 of 116 [2021-12-22 13:28:14,180 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-22 13:28:14,373 INFO L129 PetriNetUnfolder]: 151/1077 cut-off events. [2021-12-22 13:28:14,373 INFO L130 PetriNetUnfolder]: For 2039/2085 co-relation queries the response was YES. [2021-12-22 13:28:14,377 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2903 conditions, 1077 events. 151/1077 cut-off events. For 2039/2085 co-relation queries the response was YES. Maximal size of possible extension queue 134. Compared 9886 event pairs, 18 based on Foata normal form. 5/1019 useless extension candidates. Maximal degree in co-relation 2853. Up to 186 conditions per place. [2021-12-22 13:28:14,384 INFO L132 encePairwiseOnDemand]: 106/116 looper letters, 19 selfloop transitions, 5 changer transitions 18/127 dead transitions. [2021-12-22 13:28:14,384 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 150 places, 127 transitions, 581 flow [2021-12-22 13:28:14,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-22 13:28:14,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-12-22 13:28:14,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 663 transitions. [2021-12-22 13:28:14,386 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8165024630541872 [2021-12-22 13:28:14,386 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 663 transitions. [2021-12-22 13:28:14,386 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 663 transitions. [2021-12-22 13:28:14,387 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 13:28:14,387 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 663 transitions. [2021-12-22 13:28:14,389 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 94.71428571428571) internal successors, (663), 7 states have internal predecessors, (663), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:28:14,390 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 116.0) internal successors, (928), 8 states have internal predecessors, (928), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:28:14,391 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 116.0) internal successors, (928), 8 states have internal predecessors, (928), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:28:14,391 INFO L186 Difference]: Start difference. First operand has 153 places, 111 transitions, 425 flow. Second operand 7 states and 663 transitions. [2021-12-22 13:28:14,391 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 150 places, 127 transitions, 581 flow [2021-12-22 13:28:14,404 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 128 places, 127 transitions, 455 flow, removed 41 selfloop flow, removed 22 redundant places. [2021-12-22 13:28:14,406 INFO L242 Difference]: Finished difference. Result has 132 places, 107 transitions, 321 flow [2021-12-22 13:28:14,406 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=116, PETRI_DIFFERENCE_MINUEND_FLOW=319, PETRI_DIFFERENCE_MINUEND_PLACES=122, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=111, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=106, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=321, PETRI_PLACES=132, PETRI_TRANSITIONS=107} [2021-12-22 13:28:14,407 INFO L334 CegarLoopForPetriNet]: 121 programPoint places, 11 predicate places. [2021-12-22 13:28:14,407 INFO L470 AbstractCegarLoop]: Abstraction has has 132 places, 107 transitions, 321 flow [2021-12-22 13:28:14,408 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 92.14285714285714) internal successors, (645), 7 states have internal predecessors, (645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:28:14,408 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:28:14,408 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 13:28:14,408 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-22 13:28:14,408 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-12-22 13:28:14,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:28:14,408 INFO L85 PathProgramCache]: Analyzing trace with hash -1926835497, now seen corresponding path program 2 times [2021-12-22 13:28:14,408 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:28:14,408 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1208068451] [2021-12-22 13:28:14,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:28:14,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:28:14,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:28:14,566 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 13:28:14,566 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 13:28:14,566 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1208068451] [2021-12-22 13:28:14,567 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1208068451] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 13:28:14,567 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 13:28:14,567 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-12-22 13:28:14,567 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1011593582] [2021-12-22 13:28:14,567 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 13:28:14,567 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-12-22 13:28:14,568 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 13:28:14,568 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-12-22 13:28:14,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-12-22 13:28:14,569 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 90 out of 116 [2021-12-22 13:28:14,570 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 132 places, 107 transitions, 321 flow. Second operand has 9 states, 9 states have (on average 92.33333333333333) internal successors, (831), 9 states have internal predecessors, (831), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:28:14,570 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-22 13:28:14,570 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 90 of 116 [2021-12-22 13:28:14,570 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-22 13:28:14,734 INFO L129 PetriNetUnfolder]: 56/483 cut-off events. [2021-12-22 13:28:14,734 INFO L130 PetriNetUnfolder]: For 174/187 co-relation queries the response was YES. [2021-12-22 13:28:14,736 INFO L84 FinitePrefix]: Finished finitePrefix Result has 876 conditions, 483 events. 56/483 cut-off events. For 174/187 co-relation queries the response was YES. Maximal size of possible extension queue 61. Compared 3359 event pairs, 2 based on Foata normal form. 1/455 useless extension candidates. Maximal degree in co-relation 859. Up to 72 conditions per place. [2021-12-22 13:28:14,737 INFO L132 encePairwiseOnDemand]: 107/116 looper letters, 21 selfloop transitions, 5 changer transitions 7/119 dead transitions. [2021-12-22 13:28:14,737 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 138 places, 119 transitions, 427 flow [2021-12-22 13:28:14,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-22 13:28:14,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-12-22 13:28:14,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 934 transitions. [2021-12-22 13:28:14,739 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8051724137931034 [2021-12-22 13:28:14,739 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 934 transitions. [2021-12-22 13:28:14,740 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 934 transitions. [2021-12-22 13:28:14,740 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 13:28:14,740 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 934 transitions. [2021-12-22 13:28:14,742 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 93.4) internal successors, (934), 10 states have internal predecessors, (934), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:28:14,743 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 116.0) internal successors, (1276), 11 states have internal predecessors, (1276), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:28:14,744 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 116.0) internal successors, (1276), 11 states have internal predecessors, (1276), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:28:14,744 INFO L186 Difference]: Start difference. First operand has 132 places, 107 transitions, 321 flow. Second operand 10 states and 934 transitions. [2021-12-22 13:28:14,744 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 138 places, 119 transitions, 427 flow [2021-12-22 13:28:14,746 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 131 places, 119 transitions, 393 flow, removed 10 selfloop flow, removed 7 redundant places. [2021-12-22 13:28:14,747 INFO L242 Difference]: Finished difference. Result has 137 places, 109 transitions, 326 flow [2021-12-22 13:28:14,747 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=116, PETRI_DIFFERENCE_MINUEND_FLOW=295, PETRI_DIFFERENCE_MINUEND_PLACES=122, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=107, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=103, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=326, PETRI_PLACES=137, PETRI_TRANSITIONS=109} [2021-12-22 13:28:14,748 INFO L334 CegarLoopForPetriNet]: 121 programPoint places, 16 predicate places. [2021-12-22 13:28:14,748 INFO L470 AbstractCegarLoop]: Abstraction has has 137 places, 109 transitions, 326 flow [2021-12-22 13:28:14,749 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 92.33333333333333) internal successors, (831), 9 states have internal predecessors, (831), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 13:28:14,749 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:28:14,749 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 13:28:14,749 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-22 13:28:14,750 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-12-22 13:28:14,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:28:14,751 INFO L85 PathProgramCache]: Analyzing trace with hash -680506371, now seen corresponding path program 3 times [2021-12-22 13:28:14,751 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:28:14,751 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1451170489] [2021-12-22 13:28:14,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:28:14,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:28:14,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 13:28:14,790 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 13:28:14,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 13:28:14,846 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 13:28:14,847 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-22 13:28:14,847 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 6 remaining) [2021-12-22 13:28:14,849 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION (4 of 6 remaining) [2021-12-22 13:28:14,849 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 6 remaining) [2021-12-22 13:28:14,849 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (2 of 6 remaining) [2021-12-22 13:28:14,849 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (1 of 6 remaining) [2021-12-22 13:28:14,849 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 6 remaining) [2021-12-22 13:28:14,849 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-12-22 13:28:14,852 INFO L732 BasicCegarLoop]: Path program histogram: [3, 2, 1, 1, 1, 1, 1] [2021-12-22 13:28:14,856 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-12-22 13:28:14,856 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-22 13:28:14,959 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.12 01:28:14 BasicIcfg [2021-12-22 13:28:14,959 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-22 13:28:14,960 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-22 13:28:14,960 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-22 13:28:14,960 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-22 13:28:14,960 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 01:28:09" (3/4) ... [2021-12-22 13:28:14,962 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-12-22 13:28:15,080 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-22 13:28:15,080 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-22 13:28:15,081 INFO L158 Benchmark]: Toolchain (without parser) took 7257.76ms. Allocated memory was 102.8MB in the beginning and 696.3MB in the end (delta: 593.5MB). Free memory was 71.7MB in the beginning and 421.2MB in the end (delta: -349.5MB). Peak memory consumption was 243.9MB. Max. memory is 16.1GB. [2021-12-22 13:28:15,081 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 102.8MB. Free memory was 59.7MB in the beginning and 59.6MB in the end (delta: 47.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-22 13:28:15,081 INFO L158 Benchmark]: CACSL2BoogieTranslator took 447.94ms. Allocated memory is still 102.8MB. Free memory was 71.7MB in the beginning and 64.6MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-22 13:28:15,082 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.74ms. Allocated memory is still 102.8MB. Free memory was 64.6MB in the beginning and 61.8MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-12-22 13:28:15,082 INFO L158 Benchmark]: Boogie Preprocessor took 27.02ms. Allocated memory is still 102.8MB. Free memory was 61.8MB in the beginning and 59.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-22 13:28:15,082 INFO L158 Benchmark]: RCFGBuilder took 791.38ms. Allocated memory was 102.8MB in the beginning and 125.8MB in the end (delta: 23.1MB). Free memory was 59.7MB in the beginning and 79.2MB in the end (delta: -19.5MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. [2021-12-22 13:28:15,082 INFO L158 Benchmark]: TraceAbstraction took 5819.22ms. Allocated memory was 125.8MB in the beginning and 696.3MB in the end (delta: 570.4MB). Free memory was 78.3MB in the beginning and 457.9MB in the end (delta: -379.6MB). Peak memory consumption was 190.6MB. Max. memory is 16.1GB. [2021-12-22 13:28:15,083 INFO L158 Benchmark]: Witness Printer took 120.90ms. Allocated memory is still 696.3MB. Free memory was 457.9MB in the beginning and 421.2MB in the end (delta: 36.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2021-12-22 13:28:15,084 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 102.8MB. Free memory was 59.7MB in the beginning and 59.6MB in the end (delta: 47.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 447.94ms. Allocated memory is still 102.8MB. Free memory was 71.7MB in the beginning and 64.6MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.74ms. Allocated memory is still 102.8MB. Free memory was 64.6MB in the beginning and 61.8MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.02ms. Allocated memory is still 102.8MB. Free memory was 61.8MB in the beginning and 59.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 791.38ms. Allocated memory was 102.8MB in the beginning and 125.8MB in the end (delta: 23.1MB). Free memory was 59.7MB in the beginning and 79.2MB in the end (delta: -19.5MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. * TraceAbstraction took 5819.22ms. Allocated memory was 125.8MB in the beginning and 696.3MB in the end (delta: 570.4MB). Free memory was 78.3MB in the beginning and 457.9MB in the end (delta: -379.6MB). Peak memory consumption was 190.6MB. Max. memory is 16.1GB. * Witness Printer took 120.90ms. Allocated memory is still 696.3MB. Free memory was 457.9MB in the beginning and 421.2MB in the end (delta: 36.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 19]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L712] 0 int __unbuffered_p0_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0] [L714] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0] [L716] 0 int __unbuffered_p2_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0] [L717] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0] [L718] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0] [L720] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L721] 0 _Bool x$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0] [L722] 0 int x$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0] [L723] 0 _Bool x$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0] [L724] 0 _Bool x$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0] [L725] 0 _Bool x$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0] [L726] 0 _Bool x$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0] [L727] 0 _Bool x$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0] [L728] 0 _Bool x$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0] [L729] 0 _Bool x$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0] [L730] 0 _Bool x$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0] [L731] 0 _Bool x$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0] [L732] 0 int *x$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}] [L733] 0 int x$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0] [L734] 0 _Bool x$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0] [L735] 0 int x$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0] [L736] 0 _Bool x$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0] [L738] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L740] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L741] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L742] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L834] 0 pthread_t t666; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, t666={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L835] FCALL, FORK 0 pthread_create(&t666, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t666, ((void *)0), P0, ((void *)0))=-2, t666={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L836] 0 pthread_t t667; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t666={5:0}, t667={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L837] FCALL, FORK 0 pthread_create(&t667, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t667, ((void *)0), P1, ((void *)0))=-1, t666={5:0}, t667={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L838] 0 pthread_t t668; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t666={5:0}, t667={6:0}, t668={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L839] FCALL, FORK 0 pthread_create(&t668, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t668, ((void *)0), P2, ((void *)0))=0, t666={5:0}, t667={6:0}, t668={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L774] 2 x$w_buff1 = x$w_buff0 [L775] 2 x$w_buff0 = 1 [L776] 2 x$w_buff1_used = x$w_buff0_used [L777] 2 x$w_buff0_used = (_Bool)1 [L778] CALL 2 __VERIFIER_assert(!(x$w_buff1_used && x$w_buff0_used)) [L19] COND FALSE 2 !(!expression) [L778] RET 2 __VERIFIER_assert(!(x$w_buff1_used && x$w_buff0_used)) [L779] 2 x$r_buff1_thd0 = x$r_buff0_thd0 [L780] 2 x$r_buff1_thd1 = x$r_buff0_thd1 [L781] 2 x$r_buff1_thd2 = x$r_buff0_thd2 [L782] 2 x$r_buff1_thd3 = x$r_buff0_thd3 [L783] 2 x$r_buff0_thd2 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L786] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=0] [L803] 3 y = 2 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2, z=0] [L806] 3 __unbuffered_p2_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2, z=0] [L809] 3 __unbuffered_p2_EBX = z VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2, z=0] [L746] 1 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2, z=1] [L749] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L750] 1 weak$$choice2 = __VERIFIER_nondet_bool() [L751] 1 x$flush_delayed = weak$$choice2 [L752] 1 x$mem_tmp = x [L753] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) [L753] 1 x = !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) [L754] EXPR 1 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L754] 1 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L755] EXPR 1 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L755] 1 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L756] EXPR 1 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L756] 1 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L757] EXPR 1 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L757] 1 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L758] EXPR 1 weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) [L758] 1 x$r_buff0_thd1 = weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) [L759] EXPR 1 weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L759] 1 x$r_buff1_thd1 = weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L760] 1 __unbuffered_p0_EAX = x [L761] EXPR 1 x$flush_delayed ? x$mem_tmp : x [L761] 1 x = x$flush_delayed ? x$mem_tmp : x [L762] 1 x$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2, z=1] [L789] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L789] 2 x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L790] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L790] 2 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L791] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L791] 2 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L792] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L792] 2 x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L793] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L793] 2 x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L812] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L812] EXPR 3 x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x [L812] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L812] 3 x = x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L813] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used [L813] 3 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used [L814] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used [L814] 3 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used [L815] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3 [L815] 3 x$r_buff0_thd3 = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3 [L816] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3 [L816] 3 x$r_buff1_thd3 = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3 [L796] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2, z=1] [L767] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2, z=1] [L819] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2, z=1] [L841] 0 main$tmp_guard0 = __unbuffered_cnt == 3 VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t666={5:0}, t667={6:0}, t668={3:0}, weak$$choice0=49, weak$$choice2=255, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2, z=1] [L843] CALL 0 assume_abort_if_not(main$tmp_guard0) [L4] COND FALSE 0 !(!cond) VAL [\old(cond)=1, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2, z=1] [L843] RET 0 assume_abort_if_not(main$tmp_guard0) [L845] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L845] EXPR 0 x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x [L845] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L845] 0 x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L846] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L846] 0 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L847] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L847] 0 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L848] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L848] 0 x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L849] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L849] 0 x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L852] 0 main$tmp_guard1 = !(y == 2 && __unbuffered_p0_EAX == 0 && __unbuffered_p2_EAX == 2 && __unbuffered_p2_EBX == 0) VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t666={5:0}, t667={6:0}, t668={3:0}, weak$$choice0=49, weak$$choice2=255, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2, z=1] [L854] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L19] COND TRUE 0 !expression VAL [\old(expression)=0, \old(expression)=1, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2, z=1] [L19] 0 reach_error() VAL [\old(expression)=1, \old(expression)=0, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2, z=1] - UnprovableResult [Line: 19]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 835]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 837]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 839]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 143 locations, 6 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 5.6s, OverallIterations: 10, TraceHistogramMax: 1, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 4.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 422 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 422 mSDsluCounter, 387 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 748 mSDsCounter, 80 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 996 IncrementalHoareTripleChecker+Invalid, 1076 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 80 mSolverCounterUnsat, 89 mSDtfsCounter, 996 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 100 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=506occurred in iteration=5, InterpolantAutomatonStates: 80, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 804 NumberOfCodeBlocks, 804 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 705 ConstructedInterpolants, 0 QuantifiedInterpolants, 2559 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-12-22 13:28:15,112 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