/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf --traceabstraction.use.on-demand.petri.net.difference true -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix025_power.oepc_power.opt_pso.oepc_rmo.oepc_tso.oepc_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.repeated-lipton-8d0d62b [2022-12-06 16:25:01,143 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-06 16:25:01,145 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-06 16:25:01,177 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-06 16:25:01,177 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-06 16:25:01,180 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-06 16:25:01,182 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-06 16:25:01,185 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-06 16:25:01,189 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-06 16:25:01,193 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-06 16:25:01,193 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-06 16:25:01,195 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-06 16:25:01,195 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-06 16:25:01,197 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-06 16:25:01,198 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-06 16:25:01,200 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-06 16:25:01,200 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-06 16:25:01,201 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-06 16:25:01,203 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-06 16:25:01,207 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-06 16:25:01,208 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-06 16:25:01,208 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-06 16:25:01,209 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-06 16:25:01,210 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-06 16:25:01,215 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-06 16:25:01,215 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-06 16:25:01,215 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-06 16:25:01,217 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-06 16:25:01,217 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-06 16:25:01,218 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-06 16:25:01,218 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-06 16:25:01,219 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-06 16:25:01,220 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-06 16:25:01,221 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-06 16:25:01,221 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-06 16:25:01,221 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-06 16:25:01,222 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-06 16:25:01,222 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-06 16:25:01,222 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-06 16:25:01,223 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-06 16:25:01,223 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-06 16:25:01,226 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf [2022-12-06 16:25:01,252 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-06 16:25:01,252 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-06 16:25:01,253 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-06 16:25:01,253 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-06 16:25:01,253 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-06 16:25:01,254 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-06 16:25:01,254 INFO L138 SettingsManager]: * Use SBE=true [2022-12-06 16:25:01,254 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-06 16:25:01,254 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-06 16:25:01,254 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-06 16:25:01,255 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-06 16:25:01,255 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-06 16:25:01,255 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-06 16:25:01,255 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-06 16:25:01,255 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-06 16:25:01,256 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-06 16:25:01,256 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-06 16:25:01,256 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-06 16:25:01,256 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-06 16:25:01,256 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-06 16:25:01,256 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-06 16:25:01,256 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-12-06 16:25:01,256 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-06 16:25:01,256 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-06 16:25:01,256 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-06 16:25:01,257 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-06 16:25:01,257 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-06 16:25:01,257 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-06 16:25:01,257 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-06 16:25:01,257 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-12-06 16:25:01,257 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-06 16:25:01,257 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use on-demand Petri net difference -> true [2022-12-06 16:25:01,496 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-06 16:25:01,509 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-06 16:25:01,511 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-06 16:25:01,512 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-06 16:25:01,512 INFO L275 PluginConnector]: CDTParser initialized [2022-12-06 16:25:01,513 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix025_power.oepc_power.opt_pso.oepc_rmo.oepc_tso.oepc_tso.opt.i [2022-12-06 16:25:02,501 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-06 16:25:02,714 INFO L351 CDTParser]: Found 1 translation units. [2022-12-06 16:25:02,714 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix025_power.oepc_power.opt_pso.oepc_rmo.oepc_tso.oepc_tso.opt.i [2022-12-06 16:25:02,725 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80be45b1f/1306ff6aebbd406ca0ddaa85e076f8f4/FLAGe13ab4f48 [2022-12-06 16:25:02,736 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80be45b1f/1306ff6aebbd406ca0ddaa85e076f8f4 [2022-12-06 16:25:02,738 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-06 16:25:02,739 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-12-06 16:25:02,740 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-06 16:25:02,740 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-06 16:25:02,741 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-06 16:25:02,742 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:25:02" (1/1) ... [2022-12-06 16:25:02,742 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c4c23aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:25:02, skipping insertion in model container [2022-12-06 16:25:02,743 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:25:02" (1/1) ... [2022-12-06 16:25:02,747 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-06 16:25:02,775 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-06 16:25:02,898 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix025_power.oepc_power.opt_pso.oepc_rmo.oepc_tso.oepc_tso.opt.i[996,1009] [2022-12-06 16:25:03,020 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:25:03,023 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:25:03,023 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:25:03,024 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:25:03,024 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:25:03,029 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:25:03,029 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:25:03,029 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:25:03,030 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:25:03,031 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:25:03,031 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:25:03,031 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:25:03,031 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:25:03,038 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:25:03,051 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:25:03,052 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:25:03,052 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:25:03,052 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:25:03,053 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:25:03,053 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:25:03,053 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:25:03,058 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:25:03,058 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:25:03,060 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:25:03,060 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:25:03,060 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:25:03,064 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:25:03,065 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:25:03,065 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:25:03,067 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:25:03,067 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:25:03,070 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:25:03,071 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-06 16:25:03,080 INFO L203 MainTranslator]: Completed pre-run [2022-12-06 16:25:03,092 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix025_power.oepc_power.opt_pso.oepc_rmo.oepc_tso.oepc_tso.opt.i[996,1009] [2022-12-06 16:25:03,114 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:25:03,115 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:25:03,115 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:25:03,115 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:25:03,116 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:25:03,117 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:25:03,117 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:25:03,117 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:25:03,118 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:25:03,118 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:25:03,118 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:25:03,118 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:25:03,118 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:25:03,120 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:25:03,120 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:25:03,120 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:25:03,120 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:25:03,121 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:25:03,121 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:25:03,121 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:25:03,121 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:25:03,125 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:25:03,125 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:25:03,126 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:25:03,127 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:25:03,127 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:25:03,129 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:25:03,129 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:25:03,129 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:25:03,131 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:25:03,131 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-06 16:25:03,131 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-06 16:25:03,132 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-06 16:25:03,167 INFO L208 MainTranslator]: Completed translation [2022-12-06 16:25:03,168 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:25:03 WrapperNode [2022-12-06 16:25:03,168 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-06 16:25:03,168 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-06 16:25:03,169 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-06 16:25:03,169 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-06 16:25:03,173 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:25:03" (1/1) ... [2022-12-06 16:25:03,200 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:25:03" (1/1) ... [2022-12-06 16:25:03,223 INFO L138 Inliner]: procedures = 176, calls = 56, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 129 [2022-12-06 16:25:03,224 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-06 16:25:03,225 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-06 16:25:03,225 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-06 16:25:03,225 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-06 16:25:03,231 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:25:03" (1/1) ... [2022-12-06 16:25:03,231 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:25:03" (1/1) ... [2022-12-06 16:25:03,244 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:25:03" (1/1) ... [2022-12-06 16:25:03,244 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:25:03" (1/1) ... [2022-12-06 16:25:03,249 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:25:03" (1/1) ... [2022-12-06 16:25:03,250 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:25:03" (1/1) ... [2022-12-06 16:25:03,251 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:25:03" (1/1) ... [2022-12-06 16:25:03,252 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:25:03" (1/1) ... [2022-12-06 16:25:03,255 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-06 16:25:03,268 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-06 16:25:03,269 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-06 16:25:03,269 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-06 16:25:03,269 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:25:03" (1/1) ... [2022-12-06 16:25:03,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-06 16:25:03,280 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-12-06 16:25:03,291 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) [2022-12-06 16:25:03,321 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 [2022-12-06 16:25:03,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-06 16:25:03,337 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-06 16:25:03,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-06 16:25:03,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-06 16:25:03,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-06 16:25:03,338 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-12-06 16:25:03,338 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-12-06 16:25:03,338 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-12-06 16:25:03,338 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-12-06 16:25:03,338 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-12-06 16:25:03,338 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-12-06 16:25:03,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-06 16:25:03,339 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-06 16:25:03,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-06 16:25:03,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-06 16:25:03,340 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2022-12-06 16:25:03,500 INFO L236 CfgBuilder]: Building ICFG [2022-12-06 16:25:03,501 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-06 16:25:03,787 INFO L277 CfgBuilder]: Performing block encoding [2022-12-06 16:25:03,963 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-06 16:25:03,964 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-06 16:25:03,965 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:25:03 BoogieIcfgContainer [2022-12-06 16:25:03,965 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-06 16:25:03,967 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-06 16:25:03,967 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-06 16:25:03,970 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-06 16:25:03,970 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 04:25:02" (1/3) ... [2022-12-06 16:25:03,970 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c679288 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 04:25:03, skipping insertion in model container [2022-12-06 16:25:03,970 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:25:03" (2/3) ... [2022-12-06 16:25:03,971 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c679288 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 04:25:03, skipping insertion in model container [2022-12-06 16:25:03,971 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:25:03" (3/3) ... [2022-12-06 16:25:03,972 INFO L112 eAbstractionObserver]: Analyzing ICFG mix025_power.oepc_power.opt_pso.oepc_rmo.oepc_tso.oepc_tso.opt.i [2022-12-06 16:25:03,985 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-06 16:25:03,985 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-12-06 16:25:03,985 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-06 16:25:04,042 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-12-06 16:25:04,072 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 118 places, 110 transitions, 235 flow [2022-12-06 16:25:04,124 INFO L130 PetriNetUnfolder]: 2/107 cut-off events. [2022-12-06 16:25:04,124 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-06 16:25:04,130 INFO L83 FinitePrefix]: Finished finitePrefix Result has 117 conditions, 107 events. 2/107 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 60 event pairs, 0 based on Foata normal form. 0/103 useless extension candidates. Maximal degree in co-relation 70. Up to 2 conditions per place. [2022-12-06 16:25:04,130 INFO L82 GeneralOperation]: Start removeDead. Operand has 118 places, 110 transitions, 235 flow [2022-12-06 16:25:04,133 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 115 places, 107 transitions, 223 flow [2022-12-06 16:25:04,144 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-06 16:25:04,150 INFO L357 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=false, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7b493c26, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, Conditionality=CONDITIONAL_DISJUNCTIVE, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-06 16:25:04,150 INFO L358 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2022-12-06 16:25:04,163 INFO L130 PetriNetUnfolder]: 0/44 cut-off events. [2022-12-06 16:25:04,163 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-06 16:25:04,164 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 16:25:04,164 INFO L213 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] [2022-12-06 16:25:04,165 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2022-12-06 16:25:04,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 16:25:04,169 INFO L85 PathProgramCache]: Analyzing trace with hash -650301474, now seen corresponding path program 1 times [2022-12-06 16:25:04,175 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 16:25:04,176 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [61439572] [2022-12-06 16:25:04,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 16:25:04,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 16:25:04,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 16:25:04,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-06 16:25:04,614 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 16:25:04,615 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [61439572] [2022-12-06 16:25:04,616 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [61439572] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 16:25:04,618 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 16:25:04,618 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-06 16:25:04,620 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [478656333] [2022-12-06 16:25:04,621 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 16:25:04,627 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-06 16:25:04,627 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 16:25:04,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-06 16:25:04,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-06 16:25:04,658 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 96 out of 110 [2022-12-06 16:25:04,659 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 115 places, 107 transitions, 223 flow. Second operand has 3 states, 3 states have (on average 97.0) internal successors, (291), 3 states have internal predecessors, (291), 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) [2022-12-06 16:25:04,660 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 16:25:04,660 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 96 of 110 [2022-12-06 16:25:04,660 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 16:25:04,826 INFO L130 PetriNetUnfolder]: 58/271 cut-off events. [2022-12-06 16:25:04,826 INFO L131 PetriNetUnfolder]: For 10/10 co-relation queries the response was YES. [2022-12-06 16:25:04,827 INFO L83 FinitePrefix]: Finished finitePrefix Result has 400 conditions, 271 events. 58/271 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 1102 event pairs, 10 based on Foata normal form. 25/280 useless extension candidates. Maximal degree in co-relation 350. Up to 79 conditions per place. [2022-12-06 16:25:04,830 INFO L137 encePairwiseOnDemand]: 105/110 looper letters, 14 selfloop transitions, 2 changer transitions 0/109 dead transitions. [2022-12-06 16:25:04,830 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 115 places, 109 transitions, 265 flow [2022-12-06 16:25:04,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-06 16:25:04,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-12-06 16:25:04,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 309 transitions. [2022-12-06 16:25:04,844 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.9363636363636364 [2022-12-06 16:25:04,848 INFO L294 CegarLoopForPetriNet]: 115 programPoint places, 0 predicate places. [2022-12-06 16:25:04,849 INFO L495 AbstractCegarLoop]: Abstraction has has 115 places, 109 transitions, 265 flow [2022-12-06 16:25:04,849 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 97.0) internal successors, (291), 3 states have internal predecessors, (291), 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) [2022-12-06 16:25:04,849 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 16:25:04,850 INFO L213 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] [2022-12-06 16:25:04,850 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-06 16:25:04,850 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2022-12-06 16:25:04,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 16:25:04,851 INFO L85 PathProgramCache]: Analyzing trace with hash -822883475, now seen corresponding path program 1 times [2022-12-06 16:25:04,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 16:25:04,851 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338712230] [2022-12-06 16:25:04,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 16:25:04,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 16:25:04,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 16:25:05,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-06 16:25:05,268 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 16:25:05,268 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [338712230] [2022-12-06 16:25:05,268 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [338712230] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 16:25:05,268 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 16:25:05,268 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-06 16:25:05,268 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [384194097] [2022-12-06 16:25:05,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 16:25:05,270 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-06 16:25:05,270 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 16:25:05,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-06 16:25:05,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-06 16:25:05,271 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 86 out of 110 [2022-12-06 16:25:05,272 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 115 places, 109 transitions, 265 flow. Second operand has 6 states, 6 states have (on average 87.83333333333333) internal successors, (527), 6 states have internal predecessors, (527), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-06 16:25:05,272 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 16:25:05,272 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 86 of 110 [2022-12-06 16:25:05,272 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 16:25:05,796 INFO L130 PetriNetUnfolder]: 1128/2802 cut-off events. [2022-12-06 16:25:05,796 INFO L131 PetriNetUnfolder]: For 753/1020 co-relation queries the response was YES. [2022-12-06 16:25:05,804 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5420 conditions, 2802 events. 1128/2802 cut-off events. For 753/1020 co-relation queries the response was YES. Maximal size of possible extension queue 169. Compared 21670 event pairs, 372 based on Foata normal form. 0/2707 useless extension candidates. Maximal degree in co-relation 5366. Up to 1028 conditions per place. [2022-12-06 16:25:05,814 INFO L137 encePairwiseOnDemand]: 103/110 looper letters, 30 selfloop transitions, 3 changer transitions 64/171 dead transitions. [2022-12-06 16:25:05,814 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 123 places, 171 transitions, 643 flow [2022-12-06 16:25:05,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-06 16:25:05,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2022-12-06 16:25:05,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 847 transitions. [2022-12-06 16:25:05,817 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.8555555555555555 [2022-12-06 16:25:05,818 INFO L294 CegarLoopForPetriNet]: 115 programPoint places, 8 predicate places. [2022-12-06 16:25:05,818 INFO L495 AbstractCegarLoop]: Abstraction has has 123 places, 171 transitions, 643 flow [2022-12-06 16:25:05,818 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 87.83333333333333) internal successors, (527), 6 states have internal predecessors, (527), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-06 16:25:05,818 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 16:25:05,818 INFO L213 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] [2022-12-06 16:25:05,819 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-06 16:25:05,819 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2022-12-06 16:25:05,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 16:25:05,819 INFO L85 PathProgramCache]: Analyzing trace with hash 901698956, now seen corresponding path program 1 times [2022-12-06 16:25:05,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 16:25:05,819 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1085667025] [2022-12-06 16:25:05,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 16:25:05,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 16:25:05,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 16:25:06,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-06 16:25:06,019 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 16:25:06,019 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1085667025] [2022-12-06 16:25:06,019 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1085667025] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 16:25:06,020 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 16:25:06,020 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-06 16:25:06,020 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [289858466] [2022-12-06 16:25:06,020 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 16:25:06,021 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-06 16:25:06,021 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 16:25:06,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-06 16:25:06,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-12-06 16:25:06,022 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 82 out of 110 [2022-12-06 16:25:06,023 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 123 places, 171 transitions, 643 flow. Second operand has 7 states, 7 states have (on average 84.14285714285714) internal successors, (589), 7 states have internal predecessors, (589), 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) [2022-12-06 16:25:06,023 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 16:25:06,023 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 82 of 110 [2022-12-06 16:25:06,023 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 16:25:06,948 INFO L130 PetriNetUnfolder]: 2616/6676 cut-off events. [2022-12-06 16:25:06,948 INFO L131 PetriNetUnfolder]: For 1556/6214 co-relation queries the response was YES. [2022-12-06 16:25:06,958 INFO L83 FinitePrefix]: Finished finitePrefix Result has 16379 conditions, 6676 events. 2616/6676 cut-off events. For 1556/6214 co-relation queries the response was YES. Maximal size of possible extension queue 407. Compared 63303 event pairs, 203 based on Foata normal form. 4/6575 useless extension candidates. Maximal degree in co-relation 16318. Up to 2490 conditions per place. [2022-12-06 16:25:06,971 INFO L137 encePairwiseOnDemand]: 101/110 looper letters, 54 selfloop transitions, 6 changer transitions 207/337 dead transitions. [2022-12-06 16:25:06,971 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 135 places, 337 transitions, 2025 flow [2022-12-06 16:25:06,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-12-06 16:25:06,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2022-12-06 16:25:06,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1185 transitions. [2022-12-06 16:25:06,974 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.8286713286713286 [2022-12-06 16:25:06,976 INFO L294 CegarLoopForPetriNet]: 115 programPoint places, 20 predicate places. [2022-12-06 16:25:06,976 INFO L495 AbstractCegarLoop]: Abstraction has has 135 places, 337 transitions, 2025 flow [2022-12-06 16:25:06,976 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 84.14285714285714) internal successors, (589), 7 states have internal predecessors, (589), 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) [2022-12-06 16:25:06,976 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 16:25:06,977 INFO L213 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] [2022-12-06 16:25:06,977 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-06 16:25:06,977 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2022-12-06 16:25:06,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 16:25:06,977 INFO L85 PathProgramCache]: Analyzing trace with hash -1280240610, now seen corresponding path program 1 times [2022-12-06 16:25:06,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 16:25:06,978 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1907367600] [2022-12-06 16:25:06,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 16:25:06,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 16:25:06,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 16:25:07,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-06 16:25:07,156 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 16:25:07,156 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1907367600] [2022-12-06 16:25:07,157 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1907367600] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 16:25:07,157 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 16:25:07,157 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-06 16:25:07,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1220170587] [2022-12-06 16:25:07,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 16:25:07,160 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-06 16:25:07,161 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 16:25:07,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-06 16:25:07,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-06 16:25:07,165 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 86 out of 110 [2022-12-06 16:25:07,165 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 135 places, 337 transitions, 2025 flow. Second operand has 6 states, 6 states have (on average 87.83333333333333) internal successors, (527), 6 states have internal predecessors, (527), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-06 16:25:07,167 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 16:25:07,167 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 86 of 110 [2022-12-06 16:25:07,167 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 16:25:07,494 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([338] L778-->L785: Formula: (let ((.cse3 (not (= (mod v_~z$r_buff1_thd2~0_22 256) 0))) (.cse4 (not (= (mod v_~z$w_buff0_used~0_127 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd2~0_24 256) 0)))) (let ((.cse0 (and .cse4 .cse5)) (.cse1 (and (not (= (mod v_~z$w_buff0_used~0_128 256) 0)) .cse5)) (.cse2 (and (not (= (mod v_~z$w_buff1_used~0_113 256) 0)) .cse3))) (and (= v_~z$r_buff0_thd2~0_23 (ite .cse0 0 v_~z$r_buff0_thd2~0_24)) (= v_~z$w_buff0_used~0_127 (ite .cse1 0 v_~z$w_buff0_used~0_128)) (= v_~z$w_buff1_used~0_112 (ite (or .cse2 .cse0) 0 v_~z$w_buff1_used~0_113)) (= v_~z~0_66 (ite .cse1 v_~z$w_buff0~0_47 (ite .cse2 v_~z$w_buff1~0_48 v_~z~0_67))) (= v_~z$r_buff1_thd2~0_21 (ite (or (and .cse3 (not (= 0 (mod v_~z$w_buff1_used~0_112 256)))) (and .cse4 (not (= (mod v_~z$r_buff0_thd2~0_23 256) 0)))) 0 v_~z$r_buff1_thd2~0_22))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_128, ~z$w_buff0~0=v_~z$w_buff0~0_47, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_22, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_113, ~z$w_buff1~0=v_~z$w_buff1~0_48, ~z~0=v_~z~0_67, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_24} OutVars{~z$w_buff0_used~0=v_~z$w_buff0_used~0_127, ~z$w_buff0~0=v_~z$w_buff0~0_47, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_21, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_112, ~z$w_buff1~0=v_~z$w_buff1~0_48, ~z~0=v_~z~0_66, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_23} AuxVars[] AssignedVars[~z$w_buff0_used~0, ~z$r_buff1_thd2~0, ~z$w_buff1_used~0, ~z~0, ~z$r_buff0_thd2~0][143], [111#L785true, 124#true, P0Thread1of1ForFork0InUse, 172#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 143#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), P2Thread1of1ForFork2InUse, 61#L2true, P1Thread1of1ForFork1InUse, 47#L755true, 97#L798true, 121#true]) [2022-12-06 16:25:07,495 INFO L382 tUnfolder$Statistics]: this new event has 69 ancestors and is cut-off event [2022-12-06 16:25:07,495 INFO L385 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-12-06 16:25:07,495 INFO L385 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-12-06 16:25:07,495 INFO L385 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-12-06 16:25:07,495 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([345] L798-->L814: Formula: (let ((.cse10 (= (mod v_~z$r_buff1_thd3~0_50 256) 0)) (.cse7 (= (mod v_~z$r_buff0_thd3~0_58 256) 0))) (let ((.cse8 (not .cse7)) (.cse3 (and .cse7 (= (mod v_~z$w_buff1_used~0_109 256) 0))) (.cse11 (= (mod v_~z$w_buff0_used~0_124 256) 0)) (.cse5 (and .cse7 .cse10))) (let ((.cse1 (or .cse3 .cse11 .cse5)) (.cse2 (and .cse8 (not .cse11))) (.cse0 (not (= (mod v_~weak$$choice2~0_30 256) 0))) (.cse6 (= (mod v_~z$w_buff1_used~0_108 256) 0)) (.cse4 (= (mod v_~z$w_buff0_used~0_123 256) 0))) (and (= |v_P2Thread1of1ForFork2_#t~nondet4_1| v_~weak$$choice2~0_30) (= (ite .cse0 v_~z$mem_tmp~0_18 v_~__unbuffered_p2_EBX~0_8) v_~z~0_60) (= v_~z$w_buff0_used~0_123 (ite .cse0 v_~z$w_buff0_used~0_124 (ite .cse1 v_~z$w_buff0_used~0_124 (ite .cse2 0 v_~z$w_buff0_used~0_124)))) (= v_~z$w_buff1~0_45 v_~z$w_buff1~0_44) (= |v_P2Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_9) (= v_~z$mem_tmp~0_18 v_~z~0_62) (= (ite .cse0 v_~z$w_buff1_used~0_109 (ite (or .cse3 .cse4 .cse5) v_~z$w_buff1_used~0_109 0)) v_~z$w_buff1_used~0_108) (= v_~__unbuffered_p2_EBX~0_8 (ite .cse1 v_~z~0_62 (ite .cse2 v_~z$w_buff0~0_44 v_~z$w_buff1~0_45))) (= (ite .cse0 v_~z$r_buff0_thd3~0_58 (ite (or (and .cse6 .cse7) .cse4 .cse5) v_~z$r_buff0_thd3~0_58 (ite (and .cse8 (not .cse4)) 0 v_~z$r_buff0_thd3~0_58))) v_~z$r_buff0_thd3~0_57) (= v_~z$flush_delayed~0_21 0) (= v_~z$w_buff0~0_44 v_~z$w_buff0~0_43) (= (ite .cse0 v_~z$r_buff1_thd3~0_50 (ite (let ((.cse9 (= (mod v_~z$r_buff0_thd3~0_57 256) 0))) (or (and .cse6 .cse9) (and .cse9 .cse10) .cse4)) v_~z$r_buff1_thd3~0_50 0)) v_~z$r_buff1_thd3~0_49))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_124, ~z$w_buff0~0=v_~z$w_buff0~0_44, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_50, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_109, ~z$w_buff1~0=v_~z$w_buff1~0_45, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_58, P2Thread1of1ForFork2_#t~nondet4=|v_P2Thread1of1ForFork2_#t~nondet4_1|, ~z~0=v_~z~0_62, P2Thread1of1ForFork2_#t~nondet3=|v_P2Thread1of1ForFork2_#t~nondet3_1|} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_18, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_8, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_123, ~z$w_buff0~0=v_~z$w_buff0~0_43, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_49, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_108, ~z$w_buff1~0=v_~z$w_buff1~0_44, ~z$flush_delayed~0=v_~z$flush_delayed~0_21, ~weak$$choice0~0=v_~weak$$choice0~0_9, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_57, ~z~0=v_~z~0_60, ~weak$$choice2~0=v_~weak$$choice2~0_30} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, ~z$w_buff1~0, P2Thread1of1ForFork2_#t~nondet4, ~z$flush_delayed~0, P2Thread1of1ForFork2_#t~nondet3, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][146], [124#true, 140#true, P0Thread1of1ForFork0InUse, 172#(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)), P2Thread1of1ForFork2InUse, 61#L2true, 16#L814true, P1Thread1of1ForFork1InUse, 47#L755true, 92#L778true, 121#true]) [2022-12-06 16:25:07,495 INFO L382 tUnfolder$Statistics]: this new event has 69 ancestors and is cut-off event [2022-12-06 16:25:07,495 INFO L385 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-12-06 16:25:07,495 INFO L385 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-12-06 16:25:07,496 INFO L385 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-12-06 16:25:07,619 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([338] L778-->L785: Formula: (let ((.cse3 (not (= (mod v_~z$r_buff1_thd2~0_22 256) 0))) (.cse4 (not (= (mod v_~z$w_buff0_used~0_127 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd2~0_24 256) 0)))) (let ((.cse0 (and .cse4 .cse5)) (.cse1 (and (not (= (mod v_~z$w_buff0_used~0_128 256) 0)) .cse5)) (.cse2 (and (not (= (mod v_~z$w_buff1_used~0_113 256) 0)) .cse3))) (and (= v_~z$r_buff0_thd2~0_23 (ite .cse0 0 v_~z$r_buff0_thd2~0_24)) (= v_~z$w_buff0_used~0_127 (ite .cse1 0 v_~z$w_buff0_used~0_128)) (= v_~z$w_buff1_used~0_112 (ite (or .cse2 .cse0) 0 v_~z$w_buff1_used~0_113)) (= v_~z~0_66 (ite .cse1 v_~z$w_buff0~0_47 (ite .cse2 v_~z$w_buff1~0_48 v_~z~0_67))) (= v_~z$r_buff1_thd2~0_21 (ite (or (and .cse3 (not (= 0 (mod v_~z$w_buff1_used~0_112 256)))) (and .cse4 (not (= (mod v_~z$r_buff0_thd2~0_23 256) 0)))) 0 v_~z$r_buff1_thd2~0_22))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_128, ~z$w_buff0~0=v_~z$w_buff0~0_47, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_22, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_113, ~z$w_buff1~0=v_~z$w_buff1~0_48, ~z~0=v_~z~0_67, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_24} OutVars{~z$w_buff0_used~0=v_~z$w_buff0_used~0_127, ~z$w_buff0~0=v_~z$w_buff0~0_47, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_21, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_112, ~z$w_buff1~0=v_~z$w_buff1~0_48, ~z~0=v_~z~0_66, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_23} AuxVars[] AssignedVars[~z$w_buff0_used~0, ~z$r_buff1_thd2~0, ~z$w_buff1_used~0, ~z~0, ~z$r_buff0_thd2~0][147], [51#L3true, 111#L785true, 124#true, P0Thread1of1ForFork0InUse, P2Thread1of1ForFork2InUse, 143#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), P1Thread1of1ForFork1InUse, 47#L755true, 97#L798true, 174#(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)), 121#true]) [2022-12-06 16:25:07,619 INFO L382 tUnfolder$Statistics]: this new event has 70 ancestors and is cut-off event [2022-12-06 16:25:07,619 INFO L385 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-12-06 16:25:07,619 INFO L385 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-12-06 16:25:07,619 INFO L385 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-12-06 16:25:07,619 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([345] L798-->L814: Formula: (let ((.cse10 (= (mod v_~z$r_buff1_thd3~0_50 256) 0)) (.cse7 (= (mod v_~z$r_buff0_thd3~0_58 256) 0))) (let ((.cse8 (not .cse7)) (.cse3 (and .cse7 (= (mod v_~z$w_buff1_used~0_109 256) 0))) (.cse11 (= (mod v_~z$w_buff0_used~0_124 256) 0)) (.cse5 (and .cse7 .cse10))) (let ((.cse1 (or .cse3 .cse11 .cse5)) (.cse2 (and .cse8 (not .cse11))) (.cse0 (not (= (mod v_~weak$$choice2~0_30 256) 0))) (.cse6 (= (mod v_~z$w_buff1_used~0_108 256) 0)) (.cse4 (= (mod v_~z$w_buff0_used~0_123 256) 0))) (and (= |v_P2Thread1of1ForFork2_#t~nondet4_1| v_~weak$$choice2~0_30) (= (ite .cse0 v_~z$mem_tmp~0_18 v_~__unbuffered_p2_EBX~0_8) v_~z~0_60) (= v_~z$w_buff0_used~0_123 (ite .cse0 v_~z$w_buff0_used~0_124 (ite .cse1 v_~z$w_buff0_used~0_124 (ite .cse2 0 v_~z$w_buff0_used~0_124)))) (= v_~z$w_buff1~0_45 v_~z$w_buff1~0_44) (= |v_P2Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_9) (= v_~z$mem_tmp~0_18 v_~z~0_62) (= (ite .cse0 v_~z$w_buff1_used~0_109 (ite (or .cse3 .cse4 .cse5) v_~z$w_buff1_used~0_109 0)) v_~z$w_buff1_used~0_108) (= v_~__unbuffered_p2_EBX~0_8 (ite .cse1 v_~z~0_62 (ite .cse2 v_~z$w_buff0~0_44 v_~z$w_buff1~0_45))) (= (ite .cse0 v_~z$r_buff0_thd3~0_58 (ite (or (and .cse6 .cse7) .cse4 .cse5) v_~z$r_buff0_thd3~0_58 (ite (and .cse8 (not .cse4)) 0 v_~z$r_buff0_thd3~0_58))) v_~z$r_buff0_thd3~0_57) (= v_~z$flush_delayed~0_21 0) (= v_~z$w_buff0~0_44 v_~z$w_buff0~0_43) (= (ite .cse0 v_~z$r_buff1_thd3~0_50 (ite (let ((.cse9 (= (mod v_~z$r_buff0_thd3~0_57 256) 0))) (or (and .cse6 .cse9) (and .cse9 .cse10) .cse4)) v_~z$r_buff1_thd3~0_50 0)) v_~z$r_buff1_thd3~0_49))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_124, ~z$w_buff0~0=v_~z$w_buff0~0_44, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_50, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_109, ~z$w_buff1~0=v_~z$w_buff1~0_45, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_58, P2Thread1of1ForFork2_#t~nondet4=|v_P2Thread1of1ForFork2_#t~nondet4_1|, ~z~0=v_~z~0_62, P2Thread1of1ForFork2_#t~nondet3=|v_P2Thread1of1ForFork2_#t~nondet3_1|} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_18, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_8, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_123, ~z$w_buff0~0=v_~z$w_buff0~0_43, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_49, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_108, ~z$w_buff1~0=v_~z$w_buff1~0_44, ~z$flush_delayed~0=v_~z$flush_delayed~0_21, ~weak$$choice0~0=v_~weak$$choice0~0_9, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_57, ~z~0=v_~z~0_60, ~weak$$choice2~0=v_~weak$$choice2~0_30} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, ~z$w_buff1~0, P2Thread1of1ForFork2_#t~nondet4, ~z$flush_delayed~0, P2Thread1of1ForFork2_#t~nondet3, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][151], [51#L3true, P0Thread1of1ForFork0InUse, 124#true, 140#true, P2Thread1of1ForFork2InUse, P1Thread1of1ForFork1InUse, 16#L814true, 47#L755true, 174#(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)), 92#L778true, 121#true]) [2022-12-06 16:25:07,620 INFO L382 tUnfolder$Statistics]: this new event has 70 ancestors and is cut-off event [2022-12-06 16:25:07,620 INFO L385 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-12-06 16:25:07,620 INFO L385 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-12-06 16:25:07,620 INFO L385 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-12-06 16:25:07,620 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([345] L798-->L814: Formula: (let ((.cse10 (= (mod v_~z$r_buff1_thd3~0_50 256) 0)) (.cse7 (= (mod v_~z$r_buff0_thd3~0_58 256) 0))) (let ((.cse8 (not .cse7)) (.cse3 (and .cse7 (= (mod v_~z$w_buff1_used~0_109 256) 0))) (.cse11 (= (mod v_~z$w_buff0_used~0_124 256) 0)) (.cse5 (and .cse7 .cse10))) (let ((.cse1 (or .cse3 .cse11 .cse5)) (.cse2 (and .cse8 (not .cse11))) (.cse0 (not (= (mod v_~weak$$choice2~0_30 256) 0))) (.cse6 (= (mod v_~z$w_buff1_used~0_108 256) 0)) (.cse4 (= (mod v_~z$w_buff0_used~0_123 256) 0))) (and (= |v_P2Thread1of1ForFork2_#t~nondet4_1| v_~weak$$choice2~0_30) (= (ite .cse0 v_~z$mem_tmp~0_18 v_~__unbuffered_p2_EBX~0_8) v_~z~0_60) (= v_~z$w_buff0_used~0_123 (ite .cse0 v_~z$w_buff0_used~0_124 (ite .cse1 v_~z$w_buff0_used~0_124 (ite .cse2 0 v_~z$w_buff0_used~0_124)))) (= v_~z$w_buff1~0_45 v_~z$w_buff1~0_44) (= |v_P2Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_9) (= v_~z$mem_tmp~0_18 v_~z~0_62) (= (ite .cse0 v_~z$w_buff1_used~0_109 (ite (or .cse3 .cse4 .cse5) v_~z$w_buff1_used~0_109 0)) v_~z$w_buff1_used~0_108) (= v_~__unbuffered_p2_EBX~0_8 (ite .cse1 v_~z~0_62 (ite .cse2 v_~z$w_buff0~0_44 v_~z$w_buff1~0_45))) (= (ite .cse0 v_~z$r_buff0_thd3~0_58 (ite (or (and .cse6 .cse7) .cse4 .cse5) v_~z$r_buff0_thd3~0_58 (ite (and .cse8 (not .cse4)) 0 v_~z$r_buff0_thd3~0_58))) v_~z$r_buff0_thd3~0_57) (= v_~z$flush_delayed~0_21 0) (= v_~z$w_buff0~0_44 v_~z$w_buff0~0_43) (= (ite .cse0 v_~z$r_buff1_thd3~0_50 (ite (let ((.cse9 (= (mod v_~z$r_buff0_thd3~0_57 256) 0))) (or (and .cse6 .cse9) (and .cse9 .cse10) .cse4)) v_~z$r_buff1_thd3~0_50 0)) v_~z$r_buff1_thd3~0_49))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_124, ~z$w_buff0~0=v_~z$w_buff0~0_44, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_50, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_109, ~z$w_buff1~0=v_~z$w_buff1~0_45, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_58, P2Thread1of1ForFork2_#t~nondet4=|v_P2Thread1of1ForFork2_#t~nondet4_1|, ~z~0=v_~z~0_62, P2Thread1of1ForFork2_#t~nondet3=|v_P2Thread1of1ForFork2_#t~nondet3_1|} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_18, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_8, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_123, ~z$w_buff0~0=v_~z$w_buff0~0_43, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_49, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_108, ~z$w_buff1~0=v_~z$w_buff1~0_44, ~z$flush_delayed~0=v_~z$flush_delayed~0_21, ~weak$$choice0~0=v_~weak$$choice0~0_9, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_57, ~z~0=v_~z~0_60, ~weak$$choice2~0=v_~weak$$choice2~0_30} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, ~z$w_buff1~0, P2Thread1of1ForFork2_#t~nondet4, ~z$flush_delayed~0, P2Thread1of1ForFork2_#t~nondet3, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][111], [124#true, 140#true, P0Thread1of1ForFork0InUse, 172#(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)), P2Thread1of1ForFork2InUse, 61#L2true, P1Thread1of1ForFork1InUse, 16#L814true, 50#L758true, 92#L778true, 121#true]) [2022-12-06 16:25:07,620 INFO L382 tUnfolder$Statistics]: this new event has 70 ancestors and is cut-off event [2022-12-06 16:25:07,620 INFO L385 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-12-06 16:25:07,620 INFO L385 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-12-06 16:25:07,620 INFO L385 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-12-06 16:25:07,621 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([331] L758-->L765: Formula: (let ((.cse4 (not (= (mod v_~z$w_buff0_used~0_131 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd1~0_29 256) 0))) (.cse3 (not (= (mod v_~z$r_buff1_thd1~0_20 256) 0)))) (let ((.cse0 (and (not (= (mod v_~z$w_buff1_used~0_117 256) 0)) .cse3)) (.cse2 (and .cse5 (not (= (mod v_~z$w_buff0_used~0_132 256) 0)))) (.cse1 (and .cse5 .cse4))) (and (= v_~z$w_buff1_used~0_116 (ite (or .cse0 .cse1) 0 v_~z$w_buff1_used~0_117)) (= (ite .cse2 v_~z$w_buff0~0_49 (ite .cse0 v_~z$w_buff1~0_50 v_~z~0_71)) v_~z~0_70) (= v_~z$r_buff1_thd1~0_19 (ite (or (and .cse3 (not (= (mod v_~z$w_buff1_used~0_116 256) 0))) (and (not (= (mod v_~z$r_buff0_thd1~0_28 256) 0)) .cse4)) 0 v_~z$r_buff1_thd1~0_20)) (= (ite .cse2 0 v_~z$w_buff0_used~0_132) v_~z$w_buff0_used~0_131) (= v_~z$r_buff0_thd1~0_28 (ite .cse1 0 v_~z$r_buff0_thd1~0_29))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_132, ~z$w_buff0~0=v_~z$w_buff0~0_49, ~z$r_buff1_thd1~0=v_~z$r_buff1_thd1~0_20, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_117, ~z$w_buff1~0=v_~z$w_buff1~0_50, ~z~0=v_~z~0_71, ~z$r_buff0_thd1~0=v_~z$r_buff0_thd1~0_29} OutVars{~z$w_buff0_used~0=v_~z$w_buff0_used~0_131, ~z$w_buff0~0=v_~z$w_buff0~0_49, ~z$r_buff1_thd1~0=v_~z$r_buff1_thd1~0_19, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_116, ~z$w_buff1~0=v_~z$w_buff1~0_50, ~z~0=v_~z~0_70, ~z$r_buff0_thd1~0=v_~z$r_buff0_thd1~0_28} AuxVars[] AssignedVars[~z$w_buff0_used~0, ~z$r_buff1_thd1~0, ~z$w_buff1_used~0, ~z~0, ~z$r_buff0_thd1~0][112], [42#L765true, 124#true, 140#true, P0Thread1of1ForFork0InUse, 172#(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)), P2Thread1of1ForFork2InUse, 61#L2true, P1Thread1of1ForFork1InUse, 97#L798true, 92#L778true, 121#true]) [2022-12-06 16:25:07,621 INFO L382 tUnfolder$Statistics]: this new event has 70 ancestors and is cut-off event [2022-12-06 16:25:07,621 INFO L385 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-12-06 16:25:07,621 INFO L385 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-12-06 16:25:07,621 INFO L385 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-12-06 16:25:07,621 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([338] L778-->L785: Formula: (let ((.cse3 (not (= (mod v_~z$r_buff1_thd2~0_22 256) 0))) (.cse4 (not (= (mod v_~z$w_buff0_used~0_127 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd2~0_24 256) 0)))) (let ((.cse0 (and .cse4 .cse5)) (.cse1 (and (not (= (mod v_~z$w_buff0_used~0_128 256) 0)) .cse5)) (.cse2 (and (not (= (mod v_~z$w_buff1_used~0_113 256) 0)) .cse3))) (and (= v_~z$r_buff0_thd2~0_23 (ite .cse0 0 v_~z$r_buff0_thd2~0_24)) (= v_~z$w_buff0_used~0_127 (ite .cse1 0 v_~z$w_buff0_used~0_128)) (= v_~z$w_buff1_used~0_112 (ite (or .cse2 .cse0) 0 v_~z$w_buff1_used~0_113)) (= v_~z~0_66 (ite .cse1 v_~z$w_buff0~0_47 (ite .cse2 v_~z$w_buff1~0_48 v_~z~0_67))) (= v_~z$r_buff1_thd2~0_21 (ite (or (and .cse3 (not (= 0 (mod v_~z$w_buff1_used~0_112 256)))) (and .cse4 (not (= (mod v_~z$r_buff0_thd2~0_23 256) 0)))) 0 v_~z$r_buff1_thd2~0_22))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_128, ~z$w_buff0~0=v_~z$w_buff0~0_47, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_22, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_113, ~z$w_buff1~0=v_~z$w_buff1~0_48, ~z~0=v_~z~0_67, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_24} OutVars{~z$w_buff0_used~0=v_~z$w_buff0_used~0_127, ~z$w_buff0~0=v_~z$w_buff0~0_47, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_21, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_112, ~z$w_buff1~0=v_~z$w_buff1~0_48, ~z~0=v_~z~0_66, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_23} AuxVars[] AssignedVars[~z$w_buff0_used~0, ~z$r_buff1_thd2~0, ~z$w_buff1_used~0, ~z~0, ~z$r_buff0_thd2~0][168], [111#L785true, 124#true, 140#true, P0Thread1of1ForFork0InUse, 172#(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)), P2Thread1of1ForFork2InUse, 61#L2true, P1Thread1of1ForFork1InUse, 50#L758true, 97#L798true, 121#true]) [2022-12-06 16:25:07,621 INFO L382 tUnfolder$Statistics]: this new event has 70 ancestors and is cut-off event [2022-12-06 16:25:07,621 INFO L385 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-12-06 16:25:07,622 INFO L385 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-12-06 16:25:07,622 INFO L385 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-12-06 16:25:07,654 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([345] L798-->L814: Formula: (let ((.cse10 (= (mod v_~z$r_buff1_thd3~0_50 256) 0)) (.cse7 (= (mod v_~z$r_buff0_thd3~0_58 256) 0))) (let ((.cse8 (not .cse7)) (.cse3 (and .cse7 (= (mod v_~z$w_buff1_used~0_109 256) 0))) (.cse11 (= (mod v_~z$w_buff0_used~0_124 256) 0)) (.cse5 (and .cse7 .cse10))) (let ((.cse1 (or .cse3 .cse11 .cse5)) (.cse2 (and .cse8 (not .cse11))) (.cse0 (not (= (mod v_~weak$$choice2~0_30 256) 0))) (.cse6 (= (mod v_~z$w_buff1_used~0_108 256) 0)) (.cse4 (= (mod v_~z$w_buff0_used~0_123 256) 0))) (and (= |v_P2Thread1of1ForFork2_#t~nondet4_1| v_~weak$$choice2~0_30) (= (ite .cse0 v_~z$mem_tmp~0_18 v_~__unbuffered_p2_EBX~0_8) v_~z~0_60) (= v_~z$w_buff0_used~0_123 (ite .cse0 v_~z$w_buff0_used~0_124 (ite .cse1 v_~z$w_buff0_used~0_124 (ite .cse2 0 v_~z$w_buff0_used~0_124)))) (= v_~z$w_buff1~0_45 v_~z$w_buff1~0_44) (= |v_P2Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_9) (= v_~z$mem_tmp~0_18 v_~z~0_62) (= (ite .cse0 v_~z$w_buff1_used~0_109 (ite (or .cse3 .cse4 .cse5) v_~z$w_buff1_used~0_109 0)) v_~z$w_buff1_used~0_108) (= v_~__unbuffered_p2_EBX~0_8 (ite .cse1 v_~z~0_62 (ite .cse2 v_~z$w_buff0~0_44 v_~z$w_buff1~0_45))) (= (ite .cse0 v_~z$r_buff0_thd3~0_58 (ite (or (and .cse6 .cse7) .cse4 .cse5) v_~z$r_buff0_thd3~0_58 (ite (and .cse8 (not .cse4)) 0 v_~z$r_buff0_thd3~0_58))) v_~z$r_buff0_thd3~0_57) (= v_~z$flush_delayed~0_21 0) (= v_~z$w_buff0~0_44 v_~z$w_buff0~0_43) (= (ite .cse0 v_~z$r_buff1_thd3~0_50 (ite (let ((.cse9 (= (mod v_~z$r_buff0_thd3~0_57 256) 0))) (or (and .cse6 .cse9) (and .cse9 .cse10) .cse4)) v_~z$r_buff1_thd3~0_50 0)) v_~z$r_buff1_thd3~0_49))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_124, ~z$w_buff0~0=v_~z$w_buff0~0_44, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_50, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_109, ~z$w_buff1~0=v_~z$w_buff1~0_45, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_58, P2Thread1of1ForFork2_#t~nondet4=|v_P2Thread1of1ForFork2_#t~nondet4_1|, ~z~0=v_~z~0_62, P2Thread1of1ForFork2_#t~nondet3=|v_P2Thread1of1ForFork2_#t~nondet3_1|} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_18, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_8, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_123, ~z$w_buff0~0=v_~z$w_buff0~0_43, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_49, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_108, ~z$w_buff1~0=v_~z$w_buff1~0_44, ~z$flush_delayed~0=v_~z$flush_delayed~0_21, ~weak$$choice0~0=v_~weak$$choice0~0_9, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_57, ~z~0=v_~z~0_60, ~weak$$choice2~0=v_~weak$$choice2~0_30} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, ~z$w_buff1~0, P2Thread1of1ForFork2_#t~nondet4, ~z$flush_delayed~0, P2Thread1of1ForFork2_#t~nondet3, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][149], [51#L3true, 140#true, P0Thread1of1ForFork0InUse, 124#true, P2Thread1of1ForFork2InUse, P1Thread1of1ForFork1InUse, 16#L814true, 50#L758true, 174#(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)), 92#L778true, 121#true]) [2022-12-06 16:25:07,654 INFO L382 tUnfolder$Statistics]: this new event has 71 ancestors and is cut-off event [2022-12-06 16:25:07,654 INFO L385 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-12-06 16:25:07,654 INFO L385 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-12-06 16:25:07,654 INFO L385 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-12-06 16:25:07,657 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([338] L778-->L785: Formula: (let ((.cse3 (not (= (mod v_~z$r_buff1_thd2~0_22 256) 0))) (.cse4 (not (= (mod v_~z$w_buff0_used~0_127 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd2~0_24 256) 0)))) (let ((.cse0 (and .cse4 .cse5)) (.cse1 (and (not (= (mod v_~z$w_buff0_used~0_128 256) 0)) .cse5)) (.cse2 (and (not (= (mod v_~z$w_buff1_used~0_113 256) 0)) .cse3))) (and (= v_~z$r_buff0_thd2~0_23 (ite .cse0 0 v_~z$r_buff0_thd2~0_24)) (= v_~z$w_buff0_used~0_127 (ite .cse1 0 v_~z$w_buff0_used~0_128)) (= v_~z$w_buff1_used~0_112 (ite (or .cse2 .cse0) 0 v_~z$w_buff1_used~0_113)) (= v_~z~0_66 (ite .cse1 v_~z$w_buff0~0_47 (ite .cse2 v_~z$w_buff1~0_48 v_~z~0_67))) (= v_~z$r_buff1_thd2~0_21 (ite (or (and .cse3 (not (= 0 (mod v_~z$w_buff1_used~0_112 256)))) (and .cse4 (not (= (mod v_~z$r_buff0_thd2~0_23 256) 0)))) 0 v_~z$r_buff1_thd2~0_22))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_128, ~z$w_buff0~0=v_~z$w_buff0~0_47, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_22, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_113, ~z$w_buff1~0=v_~z$w_buff1~0_48, ~z~0=v_~z~0_67, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_24} OutVars{~z$w_buff0_used~0=v_~z$w_buff0_used~0_127, ~z$w_buff0~0=v_~z$w_buff0~0_47, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_21, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_112, ~z$w_buff1~0=v_~z$w_buff1~0_48, ~z~0=v_~z~0_66, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_23} AuxVars[] AssignedVars[~z$w_buff0_used~0, ~z$r_buff1_thd2~0, ~z$w_buff1_used~0, ~z~0, ~z$r_buff0_thd2~0][209], [111#L785true, 51#L3true, 124#true, 140#true, P0Thread1of1ForFork0InUse, P2Thread1of1ForFork2InUse, P1Thread1of1ForFork1InUse, 50#L758true, 97#L798true, 174#(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)), 121#true]) [2022-12-06 16:25:07,657 INFO L382 tUnfolder$Statistics]: this new event has 71 ancestors and is cut-off event [2022-12-06 16:25:07,658 INFO L385 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-12-06 16:25:07,658 INFO L385 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-12-06 16:25:07,658 INFO L385 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-12-06 16:25:07,677 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([338] L778-->L785: Formula: (let ((.cse3 (not (= (mod v_~z$r_buff1_thd2~0_22 256) 0))) (.cse4 (not (= (mod v_~z$w_buff0_used~0_127 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd2~0_24 256) 0)))) (let ((.cse0 (and .cse4 .cse5)) (.cse1 (and (not (= (mod v_~z$w_buff0_used~0_128 256) 0)) .cse5)) (.cse2 (and (not (= (mod v_~z$w_buff1_used~0_113 256) 0)) .cse3))) (and (= v_~z$r_buff0_thd2~0_23 (ite .cse0 0 v_~z$r_buff0_thd2~0_24)) (= v_~z$w_buff0_used~0_127 (ite .cse1 0 v_~z$w_buff0_used~0_128)) (= v_~z$w_buff1_used~0_112 (ite (or .cse2 .cse0) 0 v_~z$w_buff1_used~0_113)) (= v_~z~0_66 (ite .cse1 v_~z$w_buff0~0_47 (ite .cse2 v_~z$w_buff1~0_48 v_~z~0_67))) (= v_~z$r_buff1_thd2~0_21 (ite (or (and .cse3 (not (= 0 (mod v_~z$w_buff1_used~0_112 256)))) (and .cse4 (not (= (mod v_~z$r_buff0_thd2~0_23 256) 0)))) 0 v_~z$r_buff1_thd2~0_22))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_128, ~z$w_buff0~0=v_~z$w_buff0~0_47, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_22, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_113, ~z$w_buff1~0=v_~z$w_buff1~0_48, ~z~0=v_~z~0_67, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_24} OutVars{~z$w_buff0_used~0=v_~z$w_buff0_used~0_127, ~z$w_buff0~0=v_~z$w_buff0~0_47, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_21, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_112, ~z$w_buff1~0=v_~z$w_buff1~0_48, ~z~0=v_~z~0_66, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_23} AuxVars[] AssignedVars[~z$w_buff0_used~0, ~z$r_buff1_thd2~0, ~z$w_buff1_used~0, ~z~0, ~z$r_buff0_thd2~0][147], [111#L785true, 124#true, P0Thread1of1ForFork0InUse, P2Thread1of1ForFork2InUse, 143#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), P1Thread1of1ForFork1InUse, 47#L755true, 109#L3-1true, 97#L798true, 174#(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)), 121#true]) [2022-12-06 16:25:07,678 INFO L382 tUnfolder$Statistics]: this new event has 71 ancestors and is cut-off event [2022-12-06 16:25:07,678 INFO L385 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-12-06 16:25:07,678 INFO L385 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-12-06 16:25:07,678 INFO L385 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-12-06 16:25:07,678 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([345] L798-->L814: Formula: (let ((.cse10 (= (mod v_~z$r_buff1_thd3~0_50 256) 0)) (.cse7 (= (mod v_~z$r_buff0_thd3~0_58 256) 0))) (let ((.cse8 (not .cse7)) (.cse3 (and .cse7 (= (mod v_~z$w_buff1_used~0_109 256) 0))) (.cse11 (= (mod v_~z$w_buff0_used~0_124 256) 0)) (.cse5 (and .cse7 .cse10))) (let ((.cse1 (or .cse3 .cse11 .cse5)) (.cse2 (and .cse8 (not .cse11))) (.cse0 (not (= (mod v_~weak$$choice2~0_30 256) 0))) (.cse6 (= (mod v_~z$w_buff1_used~0_108 256) 0)) (.cse4 (= (mod v_~z$w_buff0_used~0_123 256) 0))) (and (= |v_P2Thread1of1ForFork2_#t~nondet4_1| v_~weak$$choice2~0_30) (= (ite .cse0 v_~z$mem_tmp~0_18 v_~__unbuffered_p2_EBX~0_8) v_~z~0_60) (= v_~z$w_buff0_used~0_123 (ite .cse0 v_~z$w_buff0_used~0_124 (ite .cse1 v_~z$w_buff0_used~0_124 (ite .cse2 0 v_~z$w_buff0_used~0_124)))) (= v_~z$w_buff1~0_45 v_~z$w_buff1~0_44) (= |v_P2Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_9) (= v_~z$mem_tmp~0_18 v_~z~0_62) (= (ite .cse0 v_~z$w_buff1_used~0_109 (ite (or .cse3 .cse4 .cse5) v_~z$w_buff1_used~0_109 0)) v_~z$w_buff1_used~0_108) (= v_~__unbuffered_p2_EBX~0_8 (ite .cse1 v_~z~0_62 (ite .cse2 v_~z$w_buff0~0_44 v_~z$w_buff1~0_45))) (= (ite .cse0 v_~z$r_buff0_thd3~0_58 (ite (or (and .cse6 .cse7) .cse4 .cse5) v_~z$r_buff0_thd3~0_58 (ite (and .cse8 (not .cse4)) 0 v_~z$r_buff0_thd3~0_58))) v_~z$r_buff0_thd3~0_57) (= v_~z$flush_delayed~0_21 0) (= v_~z$w_buff0~0_44 v_~z$w_buff0~0_43) (= (ite .cse0 v_~z$r_buff1_thd3~0_50 (ite (let ((.cse9 (= (mod v_~z$r_buff0_thd3~0_57 256) 0))) (or (and .cse6 .cse9) (and .cse9 .cse10) .cse4)) v_~z$r_buff1_thd3~0_50 0)) v_~z$r_buff1_thd3~0_49))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_124, ~z$w_buff0~0=v_~z$w_buff0~0_44, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_50, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_109, ~z$w_buff1~0=v_~z$w_buff1~0_45, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_58, P2Thread1of1ForFork2_#t~nondet4=|v_P2Thread1of1ForFork2_#t~nondet4_1|, ~z~0=v_~z~0_62, P2Thread1of1ForFork2_#t~nondet3=|v_P2Thread1of1ForFork2_#t~nondet3_1|} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_18, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_8, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_123, ~z$w_buff0~0=v_~z$w_buff0~0_43, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_49, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_108, ~z$w_buff1~0=v_~z$w_buff1~0_44, ~z$flush_delayed~0=v_~z$flush_delayed~0_21, ~weak$$choice0~0=v_~weak$$choice0~0_9, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_57, ~z~0=v_~z~0_60, ~weak$$choice2~0=v_~weak$$choice2~0_30} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, ~z$w_buff1~0, P2Thread1of1ForFork2_#t~nondet4, ~z$flush_delayed~0, P2Thread1of1ForFork2_#t~nondet3, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][151], [124#true, 140#true, P0Thread1of1ForFork0InUse, P2Thread1of1ForFork2InUse, 16#L814true, P1Thread1of1ForFork1InUse, 47#L755true, 109#L3-1true, 174#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 92#L778true, 121#true]) [2022-12-06 16:25:07,678 INFO L382 tUnfolder$Statistics]: this new event has 71 ancestors and is cut-off event [2022-12-06 16:25:07,678 INFO L385 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-12-06 16:25:07,679 INFO L385 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-12-06 16:25:07,679 INFO L385 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-12-06 16:25:07,713 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([345] L798-->L814: Formula: (let ((.cse10 (= (mod v_~z$r_buff1_thd3~0_50 256) 0)) (.cse7 (= (mod v_~z$r_buff0_thd3~0_58 256) 0))) (let ((.cse8 (not .cse7)) (.cse3 (and .cse7 (= (mod v_~z$w_buff1_used~0_109 256) 0))) (.cse11 (= (mod v_~z$w_buff0_used~0_124 256) 0)) (.cse5 (and .cse7 .cse10))) (let ((.cse1 (or .cse3 .cse11 .cse5)) (.cse2 (and .cse8 (not .cse11))) (.cse0 (not (= (mod v_~weak$$choice2~0_30 256) 0))) (.cse6 (= (mod v_~z$w_buff1_used~0_108 256) 0)) (.cse4 (= (mod v_~z$w_buff0_used~0_123 256) 0))) (and (= |v_P2Thread1of1ForFork2_#t~nondet4_1| v_~weak$$choice2~0_30) (= (ite .cse0 v_~z$mem_tmp~0_18 v_~__unbuffered_p2_EBX~0_8) v_~z~0_60) (= v_~z$w_buff0_used~0_123 (ite .cse0 v_~z$w_buff0_used~0_124 (ite .cse1 v_~z$w_buff0_used~0_124 (ite .cse2 0 v_~z$w_buff0_used~0_124)))) (= v_~z$w_buff1~0_45 v_~z$w_buff1~0_44) (= |v_P2Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_9) (= v_~z$mem_tmp~0_18 v_~z~0_62) (= (ite .cse0 v_~z$w_buff1_used~0_109 (ite (or .cse3 .cse4 .cse5) v_~z$w_buff1_used~0_109 0)) v_~z$w_buff1_used~0_108) (= v_~__unbuffered_p2_EBX~0_8 (ite .cse1 v_~z~0_62 (ite .cse2 v_~z$w_buff0~0_44 v_~z$w_buff1~0_45))) (= (ite .cse0 v_~z$r_buff0_thd3~0_58 (ite (or (and .cse6 .cse7) .cse4 .cse5) v_~z$r_buff0_thd3~0_58 (ite (and .cse8 (not .cse4)) 0 v_~z$r_buff0_thd3~0_58))) v_~z$r_buff0_thd3~0_57) (= v_~z$flush_delayed~0_21 0) (= v_~z$w_buff0~0_44 v_~z$w_buff0~0_43) (= (ite .cse0 v_~z$r_buff1_thd3~0_50 (ite (let ((.cse9 (= (mod v_~z$r_buff0_thd3~0_57 256) 0))) (or (and .cse6 .cse9) (and .cse9 .cse10) .cse4)) v_~z$r_buff1_thd3~0_50 0)) v_~z$r_buff1_thd3~0_49))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_124, ~z$w_buff0~0=v_~z$w_buff0~0_44, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_50, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_109, ~z$w_buff1~0=v_~z$w_buff1~0_45, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_58, P2Thread1of1ForFork2_#t~nondet4=|v_P2Thread1of1ForFork2_#t~nondet4_1|, ~z~0=v_~z~0_62, P2Thread1of1ForFork2_#t~nondet3=|v_P2Thread1of1ForFork2_#t~nondet3_1|} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_18, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_8, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_123, ~z$w_buff0~0=v_~z$w_buff0~0_43, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_49, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_108, ~z$w_buff1~0=v_~z$w_buff1~0_44, ~z$flush_delayed~0=v_~z$flush_delayed~0_21, ~weak$$choice0~0=v_~weak$$choice0~0_9, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_57, ~z~0=v_~z~0_60, ~weak$$choice2~0=v_~weak$$choice2~0_30} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, ~z$w_buff1~0, P2Thread1of1ForFork2_#t~nondet4, ~z$flush_delayed~0, P2Thread1of1ForFork2_#t~nondet3, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][149], [124#true, 140#true, P0Thread1of1ForFork0InUse, P2Thread1of1ForFork2InUse, P1Thread1of1ForFork1InUse, 16#L814true, 50#L758true, 109#L3-1true, 174#(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)), 92#L778true, 121#true]) [2022-12-06 16:25:07,713 INFO L382 tUnfolder$Statistics]: this new event has 72 ancestors and is cut-off event [2022-12-06 16:25:07,713 INFO L385 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-12-06 16:25:07,713 INFO L385 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-12-06 16:25:07,713 INFO L385 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-12-06 16:25:07,714 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([331] L758-->L765: Formula: (let ((.cse4 (not (= (mod v_~z$w_buff0_used~0_131 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd1~0_29 256) 0))) (.cse3 (not (= (mod v_~z$r_buff1_thd1~0_20 256) 0)))) (let ((.cse0 (and (not (= (mod v_~z$w_buff1_used~0_117 256) 0)) .cse3)) (.cse2 (and .cse5 (not (= (mod v_~z$w_buff0_used~0_132 256) 0)))) (.cse1 (and .cse5 .cse4))) (and (= v_~z$w_buff1_used~0_116 (ite (or .cse0 .cse1) 0 v_~z$w_buff1_used~0_117)) (= (ite .cse2 v_~z$w_buff0~0_49 (ite .cse0 v_~z$w_buff1~0_50 v_~z~0_71)) v_~z~0_70) (= v_~z$r_buff1_thd1~0_19 (ite (or (and .cse3 (not (= (mod v_~z$w_buff1_used~0_116 256) 0))) (and (not (= (mod v_~z$r_buff0_thd1~0_28 256) 0)) .cse4)) 0 v_~z$r_buff1_thd1~0_20)) (= (ite .cse2 0 v_~z$w_buff0_used~0_132) v_~z$w_buff0_used~0_131) (= v_~z$r_buff0_thd1~0_28 (ite .cse1 0 v_~z$r_buff0_thd1~0_29))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_132, ~z$w_buff0~0=v_~z$w_buff0~0_49, ~z$r_buff1_thd1~0=v_~z$r_buff1_thd1~0_20, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_117, ~z$w_buff1~0=v_~z$w_buff1~0_50, ~z~0=v_~z~0_71, ~z$r_buff0_thd1~0=v_~z$r_buff0_thd1~0_29} OutVars{~z$w_buff0_used~0=v_~z$w_buff0_used~0_131, ~z$w_buff0~0=v_~z$w_buff0~0_49, ~z$r_buff1_thd1~0=v_~z$r_buff1_thd1~0_19, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_116, ~z$w_buff1~0=v_~z$w_buff1~0_50, ~z~0=v_~z~0_70, ~z$r_buff0_thd1~0=v_~z$r_buff0_thd1~0_28} AuxVars[] AssignedVars[~z$w_buff0_used~0, ~z$r_buff1_thd1~0, ~z$w_buff1_used~0, ~z~0, ~z$r_buff0_thd1~0][150], [51#L3true, 42#L765true, P0Thread1of1ForFork0InUse, 124#true, 140#true, P2Thread1of1ForFork2InUse, P1Thread1of1ForFork1InUse, 97#L798true, 174#(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)), 92#L778true, 121#true]) [2022-12-06 16:25:07,714 INFO L382 tUnfolder$Statistics]: this new event has 71 ancestors and is not cut-off event [2022-12-06 16:25:07,714 INFO L385 tUnfolder$Statistics]: existing Event has 71 ancestors and is not cut-off event [2022-12-06 16:25:07,714 INFO L385 tUnfolder$Statistics]: existing Event has 71 ancestors and is not cut-off event [2022-12-06 16:25:07,715 INFO L385 tUnfolder$Statistics]: existing Event has 71 ancestors and is not cut-off event [2022-12-06 16:25:07,715 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([345] L798-->L814: Formula: (let ((.cse10 (= (mod v_~z$r_buff1_thd3~0_50 256) 0)) (.cse7 (= (mod v_~z$r_buff0_thd3~0_58 256) 0))) (let ((.cse8 (not .cse7)) (.cse3 (and .cse7 (= (mod v_~z$w_buff1_used~0_109 256) 0))) (.cse11 (= (mod v_~z$w_buff0_used~0_124 256) 0)) (.cse5 (and .cse7 .cse10))) (let ((.cse1 (or .cse3 .cse11 .cse5)) (.cse2 (and .cse8 (not .cse11))) (.cse0 (not (= (mod v_~weak$$choice2~0_30 256) 0))) (.cse6 (= (mod v_~z$w_buff1_used~0_108 256) 0)) (.cse4 (= (mod v_~z$w_buff0_used~0_123 256) 0))) (and (= |v_P2Thread1of1ForFork2_#t~nondet4_1| v_~weak$$choice2~0_30) (= (ite .cse0 v_~z$mem_tmp~0_18 v_~__unbuffered_p2_EBX~0_8) v_~z~0_60) (= v_~z$w_buff0_used~0_123 (ite .cse0 v_~z$w_buff0_used~0_124 (ite .cse1 v_~z$w_buff0_used~0_124 (ite .cse2 0 v_~z$w_buff0_used~0_124)))) (= v_~z$w_buff1~0_45 v_~z$w_buff1~0_44) (= |v_P2Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_9) (= v_~z$mem_tmp~0_18 v_~z~0_62) (= (ite .cse0 v_~z$w_buff1_used~0_109 (ite (or .cse3 .cse4 .cse5) v_~z$w_buff1_used~0_109 0)) v_~z$w_buff1_used~0_108) (= v_~__unbuffered_p2_EBX~0_8 (ite .cse1 v_~z~0_62 (ite .cse2 v_~z$w_buff0~0_44 v_~z$w_buff1~0_45))) (= (ite .cse0 v_~z$r_buff0_thd3~0_58 (ite (or (and .cse6 .cse7) .cse4 .cse5) v_~z$r_buff0_thd3~0_58 (ite (and .cse8 (not .cse4)) 0 v_~z$r_buff0_thd3~0_58))) v_~z$r_buff0_thd3~0_57) (= v_~z$flush_delayed~0_21 0) (= v_~z$w_buff0~0_44 v_~z$w_buff0~0_43) (= (ite .cse0 v_~z$r_buff1_thd3~0_50 (ite (let ((.cse9 (= (mod v_~z$r_buff0_thd3~0_57 256) 0))) (or (and .cse6 .cse9) (and .cse9 .cse10) .cse4)) v_~z$r_buff1_thd3~0_50 0)) v_~z$r_buff1_thd3~0_49))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_124, ~z$w_buff0~0=v_~z$w_buff0~0_44, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_50, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_109, ~z$w_buff1~0=v_~z$w_buff1~0_45, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_58, P2Thread1of1ForFork2_#t~nondet4=|v_P2Thread1of1ForFork2_#t~nondet4_1|, ~z~0=v_~z~0_62, P2Thread1of1ForFork2_#t~nondet3=|v_P2Thread1of1ForFork2_#t~nondet3_1|} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_18, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_8, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_123, ~z$w_buff0~0=v_~z$w_buff0~0_43, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_49, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_108, ~z$w_buff1~0=v_~z$w_buff1~0_44, ~z$flush_delayed~0=v_~z$flush_delayed~0_21, ~weak$$choice0~0=v_~weak$$choice0~0_9, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_57, ~z~0=v_~z~0_60, ~weak$$choice2~0=v_~weak$$choice2~0_30} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, ~z$w_buff1~0, P2Thread1of1ForFork2_#t~nondet4, ~z$flush_delayed~0, P2Thread1of1ForFork2_#t~nondet3, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][149], [51#L3true, 42#L765true, 124#true, 140#true, P0Thread1of1ForFork0InUse, P2Thread1of1ForFork2InUse, P1Thread1of1ForFork1InUse, 16#L814true, 174#(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)), 92#L778true, 121#true]) [2022-12-06 16:25:07,718 INFO L382 tUnfolder$Statistics]: this new event has 72 ancestors and is cut-off event [2022-12-06 16:25:07,718 INFO L385 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-12-06 16:25:07,718 INFO L385 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-12-06 16:25:07,718 INFO L385 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-12-06 16:25:07,721 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([338] L778-->L785: Formula: (let ((.cse3 (not (= (mod v_~z$r_buff1_thd2~0_22 256) 0))) (.cse4 (not (= (mod v_~z$w_buff0_used~0_127 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd2~0_24 256) 0)))) (let ((.cse0 (and .cse4 .cse5)) (.cse1 (and (not (= (mod v_~z$w_buff0_used~0_128 256) 0)) .cse5)) (.cse2 (and (not (= (mod v_~z$w_buff1_used~0_113 256) 0)) .cse3))) (and (= v_~z$r_buff0_thd2~0_23 (ite .cse0 0 v_~z$r_buff0_thd2~0_24)) (= v_~z$w_buff0_used~0_127 (ite .cse1 0 v_~z$w_buff0_used~0_128)) (= v_~z$w_buff1_used~0_112 (ite (or .cse2 .cse0) 0 v_~z$w_buff1_used~0_113)) (= v_~z~0_66 (ite .cse1 v_~z$w_buff0~0_47 (ite .cse2 v_~z$w_buff1~0_48 v_~z~0_67))) (= v_~z$r_buff1_thd2~0_21 (ite (or (and .cse3 (not (= 0 (mod v_~z$w_buff1_used~0_112 256)))) (and .cse4 (not (= (mod v_~z$r_buff0_thd2~0_23 256) 0)))) 0 v_~z$r_buff1_thd2~0_22))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_128, ~z$w_buff0~0=v_~z$w_buff0~0_47, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_22, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_113, ~z$w_buff1~0=v_~z$w_buff1~0_48, ~z~0=v_~z~0_67, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_24} OutVars{~z$w_buff0_used~0=v_~z$w_buff0_used~0_127, ~z$w_buff0~0=v_~z$w_buff0~0_47, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_21, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_112, ~z$w_buff1~0=v_~z$w_buff1~0_48, ~z~0=v_~z~0_66, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_23} AuxVars[] AssignedVars[~z$w_buff0_used~0, ~z$r_buff1_thd2~0, ~z$w_buff1_used~0, ~z~0, ~z$r_buff0_thd2~0][209], [111#L785true, 124#true, 140#true, P0Thread1of1ForFork0InUse, P2Thread1of1ForFork2InUse, P1Thread1of1ForFork1InUse, 50#L758true, 109#L3-1true, 97#L798true, 174#(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)), 121#true]) [2022-12-06 16:25:07,721 INFO L382 tUnfolder$Statistics]: this new event has 72 ancestors and is cut-off event [2022-12-06 16:25:07,721 INFO L385 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-12-06 16:25:07,721 INFO L385 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-12-06 16:25:07,721 INFO L385 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-12-06 16:25:07,763 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([338] L778-->L785: Formula: (let ((.cse3 (not (= (mod v_~z$r_buff1_thd2~0_22 256) 0))) (.cse4 (not (= (mod v_~z$w_buff0_used~0_127 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd2~0_24 256) 0)))) (let ((.cse0 (and .cse4 .cse5)) (.cse1 (and (not (= (mod v_~z$w_buff0_used~0_128 256) 0)) .cse5)) (.cse2 (and (not (= (mod v_~z$w_buff1_used~0_113 256) 0)) .cse3))) (and (= v_~z$r_buff0_thd2~0_23 (ite .cse0 0 v_~z$r_buff0_thd2~0_24)) (= v_~z$w_buff0_used~0_127 (ite .cse1 0 v_~z$w_buff0_used~0_128)) (= v_~z$w_buff1_used~0_112 (ite (or .cse2 .cse0) 0 v_~z$w_buff1_used~0_113)) (= v_~z~0_66 (ite .cse1 v_~z$w_buff0~0_47 (ite .cse2 v_~z$w_buff1~0_48 v_~z~0_67))) (= v_~z$r_buff1_thd2~0_21 (ite (or (and .cse3 (not (= 0 (mod v_~z$w_buff1_used~0_112 256)))) (and .cse4 (not (= (mod v_~z$r_buff0_thd2~0_23 256) 0)))) 0 v_~z$r_buff1_thd2~0_22))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_128, ~z$w_buff0~0=v_~z$w_buff0~0_47, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_22, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_113, ~z$w_buff1~0=v_~z$w_buff1~0_48, ~z~0=v_~z~0_67, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_24} OutVars{~z$w_buff0_used~0=v_~z$w_buff0_used~0_127, ~z$w_buff0~0=v_~z$w_buff0~0_47, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_21, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_112, ~z$w_buff1~0=v_~z$w_buff1~0_48, ~z~0=v_~z~0_66, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_23} AuxVars[] AssignedVars[~z$w_buff0_used~0, ~z$r_buff1_thd2~0, ~z$w_buff1_used~0, ~z~0, ~z$r_buff0_thd2~0][209], [111#L785true, 51#L3true, 42#L765true, 124#true, 140#true, P0Thread1of1ForFork0InUse, P2Thread1of1ForFork2InUse, P1Thread1of1ForFork1InUse, 97#L798true, 174#(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)), 121#true]) [2022-12-06 16:25:07,763 INFO L382 tUnfolder$Statistics]: this new event has 72 ancestors and is not cut-off event [2022-12-06 16:25:07,763 INFO L385 tUnfolder$Statistics]: existing Event has 72 ancestors and is not cut-off event [2022-12-06 16:25:07,763 INFO L385 tUnfolder$Statistics]: existing Event has 72 ancestors and is not cut-off event [2022-12-06 16:25:07,764 INFO L385 tUnfolder$Statistics]: existing Event has 72 ancestors and is not cut-off event [2022-12-06 16:25:07,775 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([331] L758-->L765: Formula: (let ((.cse4 (not (= (mod v_~z$w_buff0_used~0_131 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd1~0_29 256) 0))) (.cse3 (not (= (mod v_~z$r_buff1_thd1~0_20 256) 0)))) (let ((.cse0 (and (not (= (mod v_~z$w_buff1_used~0_117 256) 0)) .cse3)) (.cse2 (and .cse5 (not (= (mod v_~z$w_buff0_used~0_132 256) 0)))) (.cse1 (and .cse5 .cse4))) (and (= v_~z$w_buff1_used~0_116 (ite (or .cse0 .cse1) 0 v_~z$w_buff1_used~0_117)) (= (ite .cse2 v_~z$w_buff0~0_49 (ite .cse0 v_~z$w_buff1~0_50 v_~z~0_71)) v_~z~0_70) (= v_~z$r_buff1_thd1~0_19 (ite (or (and .cse3 (not (= (mod v_~z$w_buff1_used~0_116 256) 0))) (and (not (= (mod v_~z$r_buff0_thd1~0_28 256) 0)) .cse4)) 0 v_~z$r_buff1_thd1~0_20)) (= (ite .cse2 0 v_~z$w_buff0_used~0_132) v_~z$w_buff0_used~0_131) (= v_~z$r_buff0_thd1~0_28 (ite .cse1 0 v_~z$r_buff0_thd1~0_29))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_132, ~z$w_buff0~0=v_~z$w_buff0~0_49, ~z$r_buff1_thd1~0=v_~z$r_buff1_thd1~0_20, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_117, ~z$w_buff1~0=v_~z$w_buff1~0_50, ~z~0=v_~z~0_71, ~z$r_buff0_thd1~0=v_~z$r_buff0_thd1~0_29} OutVars{~z$w_buff0_used~0=v_~z$w_buff0_used~0_131, ~z$w_buff0~0=v_~z$w_buff0~0_49, ~z$r_buff1_thd1~0=v_~z$r_buff1_thd1~0_19, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_116, ~z$w_buff1~0=v_~z$w_buff1~0_50, ~z~0=v_~z~0_70, ~z$r_buff0_thd1~0=v_~z$r_buff0_thd1~0_28} AuxVars[] AssignedVars[~z$w_buff0_used~0, ~z$r_buff1_thd1~0, ~z$w_buff1_used~0, ~z~0, ~z$r_buff0_thd1~0][150], [42#L765true, 124#true, 140#true, P0Thread1of1ForFork0InUse, P2Thread1of1ForFork2InUse, P1Thread1of1ForFork1InUse, 109#L3-1true, 97#L798true, 174#(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)), 92#L778true, 121#true]) [2022-12-06 16:25:07,775 INFO L382 tUnfolder$Statistics]: this new event has 72 ancestors and is not cut-off event [2022-12-06 16:25:07,776 INFO L385 tUnfolder$Statistics]: existing Event has 72 ancestors and is not cut-off event [2022-12-06 16:25:07,776 INFO L385 tUnfolder$Statistics]: existing Event has 72 ancestors and is not cut-off event [2022-12-06 16:25:07,776 INFO L385 tUnfolder$Statistics]: existing Event has 72 ancestors and is not cut-off event [2022-12-06 16:25:07,776 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([345] L798-->L814: Formula: (let ((.cse10 (= (mod v_~z$r_buff1_thd3~0_50 256) 0)) (.cse7 (= (mod v_~z$r_buff0_thd3~0_58 256) 0))) (let ((.cse8 (not .cse7)) (.cse3 (and .cse7 (= (mod v_~z$w_buff1_used~0_109 256) 0))) (.cse11 (= (mod v_~z$w_buff0_used~0_124 256) 0)) (.cse5 (and .cse7 .cse10))) (let ((.cse1 (or .cse3 .cse11 .cse5)) (.cse2 (and .cse8 (not .cse11))) (.cse0 (not (= (mod v_~weak$$choice2~0_30 256) 0))) (.cse6 (= (mod v_~z$w_buff1_used~0_108 256) 0)) (.cse4 (= (mod v_~z$w_buff0_used~0_123 256) 0))) (and (= |v_P2Thread1of1ForFork2_#t~nondet4_1| v_~weak$$choice2~0_30) (= (ite .cse0 v_~z$mem_tmp~0_18 v_~__unbuffered_p2_EBX~0_8) v_~z~0_60) (= v_~z$w_buff0_used~0_123 (ite .cse0 v_~z$w_buff0_used~0_124 (ite .cse1 v_~z$w_buff0_used~0_124 (ite .cse2 0 v_~z$w_buff0_used~0_124)))) (= v_~z$w_buff1~0_45 v_~z$w_buff1~0_44) (= |v_P2Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_9) (= v_~z$mem_tmp~0_18 v_~z~0_62) (= (ite .cse0 v_~z$w_buff1_used~0_109 (ite (or .cse3 .cse4 .cse5) v_~z$w_buff1_used~0_109 0)) v_~z$w_buff1_used~0_108) (= v_~__unbuffered_p2_EBX~0_8 (ite .cse1 v_~z~0_62 (ite .cse2 v_~z$w_buff0~0_44 v_~z$w_buff1~0_45))) (= (ite .cse0 v_~z$r_buff0_thd3~0_58 (ite (or (and .cse6 .cse7) .cse4 .cse5) v_~z$r_buff0_thd3~0_58 (ite (and .cse8 (not .cse4)) 0 v_~z$r_buff0_thd3~0_58))) v_~z$r_buff0_thd3~0_57) (= v_~z$flush_delayed~0_21 0) (= v_~z$w_buff0~0_44 v_~z$w_buff0~0_43) (= (ite .cse0 v_~z$r_buff1_thd3~0_50 (ite (let ((.cse9 (= (mod v_~z$r_buff0_thd3~0_57 256) 0))) (or (and .cse6 .cse9) (and .cse9 .cse10) .cse4)) v_~z$r_buff1_thd3~0_50 0)) v_~z$r_buff1_thd3~0_49))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_124, ~z$w_buff0~0=v_~z$w_buff0~0_44, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_50, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_109, ~z$w_buff1~0=v_~z$w_buff1~0_45, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_58, P2Thread1of1ForFork2_#t~nondet4=|v_P2Thread1of1ForFork2_#t~nondet4_1|, ~z~0=v_~z~0_62, P2Thread1of1ForFork2_#t~nondet3=|v_P2Thread1of1ForFork2_#t~nondet3_1|} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_18, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_8, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_123, ~z$w_buff0~0=v_~z$w_buff0~0_43, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_49, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_108, ~z$w_buff1~0=v_~z$w_buff1~0_44, ~z$flush_delayed~0=v_~z$flush_delayed~0_21, ~weak$$choice0~0=v_~weak$$choice0~0_9, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_57, ~z~0=v_~z~0_60, ~weak$$choice2~0=v_~weak$$choice2~0_30} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, ~z$w_buff1~0, P2Thread1of1ForFork2_#t~nondet4, ~z$flush_delayed~0, P2Thread1of1ForFork2_#t~nondet3, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][149], [42#L765true, 124#true, 140#true, P0Thread1of1ForFork0InUse, P2Thread1of1ForFork2InUse, P1Thread1of1ForFork1InUse, 16#L814true, 109#L3-1true, 174#(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)), 92#L778true, 121#true]) [2022-12-06 16:25:07,776 INFO L382 tUnfolder$Statistics]: this new event has 73 ancestors and is cut-off event [2022-12-06 16:25:07,776 INFO L385 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-12-06 16:25:07,776 INFO L385 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-12-06 16:25:07,776 INFO L385 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-12-06 16:25:07,777 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([345] L798-->L814: Formula: (let ((.cse10 (= (mod v_~z$r_buff1_thd3~0_50 256) 0)) (.cse7 (= (mod v_~z$r_buff0_thd3~0_58 256) 0))) (let ((.cse8 (not .cse7)) (.cse3 (and .cse7 (= (mod v_~z$w_buff1_used~0_109 256) 0))) (.cse11 (= (mod v_~z$w_buff0_used~0_124 256) 0)) (.cse5 (and .cse7 .cse10))) (let ((.cse1 (or .cse3 .cse11 .cse5)) (.cse2 (and .cse8 (not .cse11))) (.cse0 (not (= (mod v_~weak$$choice2~0_30 256) 0))) (.cse6 (= (mod v_~z$w_buff1_used~0_108 256) 0)) (.cse4 (= (mod v_~z$w_buff0_used~0_123 256) 0))) (and (= |v_P2Thread1of1ForFork2_#t~nondet4_1| v_~weak$$choice2~0_30) (= (ite .cse0 v_~z$mem_tmp~0_18 v_~__unbuffered_p2_EBX~0_8) v_~z~0_60) (= v_~z$w_buff0_used~0_123 (ite .cse0 v_~z$w_buff0_used~0_124 (ite .cse1 v_~z$w_buff0_used~0_124 (ite .cse2 0 v_~z$w_buff0_used~0_124)))) (= v_~z$w_buff1~0_45 v_~z$w_buff1~0_44) (= |v_P2Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_9) (= v_~z$mem_tmp~0_18 v_~z~0_62) (= (ite .cse0 v_~z$w_buff1_used~0_109 (ite (or .cse3 .cse4 .cse5) v_~z$w_buff1_used~0_109 0)) v_~z$w_buff1_used~0_108) (= v_~__unbuffered_p2_EBX~0_8 (ite .cse1 v_~z~0_62 (ite .cse2 v_~z$w_buff0~0_44 v_~z$w_buff1~0_45))) (= (ite .cse0 v_~z$r_buff0_thd3~0_58 (ite (or (and .cse6 .cse7) .cse4 .cse5) v_~z$r_buff0_thd3~0_58 (ite (and .cse8 (not .cse4)) 0 v_~z$r_buff0_thd3~0_58))) v_~z$r_buff0_thd3~0_57) (= v_~z$flush_delayed~0_21 0) (= v_~z$w_buff0~0_44 v_~z$w_buff0~0_43) (= (ite .cse0 v_~z$r_buff1_thd3~0_50 (ite (let ((.cse9 (= (mod v_~z$r_buff0_thd3~0_57 256) 0))) (or (and .cse6 .cse9) (and .cse9 .cse10) .cse4)) v_~z$r_buff1_thd3~0_50 0)) v_~z$r_buff1_thd3~0_49))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_124, ~z$w_buff0~0=v_~z$w_buff0~0_44, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_50, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_109, ~z$w_buff1~0=v_~z$w_buff1~0_45, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_58, P2Thread1of1ForFork2_#t~nondet4=|v_P2Thread1of1ForFork2_#t~nondet4_1|, ~z~0=v_~z~0_62, P2Thread1of1ForFork2_#t~nondet3=|v_P2Thread1of1ForFork2_#t~nondet3_1|} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_18, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_8, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_123, ~z$w_buff0~0=v_~z$w_buff0~0_43, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_49, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_108, ~z$w_buff1~0=v_~z$w_buff1~0_44, ~z$flush_delayed~0=v_~z$flush_delayed~0_21, ~weak$$choice0~0=v_~weak$$choice0~0_9, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_57, ~z~0=v_~z~0_60, ~weak$$choice2~0=v_~weak$$choice2~0_30} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, ~z$w_buff1~0, P2Thread1of1ForFork2_#t~nondet4, ~z$flush_delayed~0, P2Thread1of1ForFork2_#t~nondet3, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][201], [51#L3true, P0Thread1of1ForFork0InUse, 124#true, 140#true, P2Thread1of1ForFork2InUse, P1Thread1of1ForFork1InUse, 16#L814true, 71#L768true, 92#L778true, 121#true, 178#(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))]) [2022-12-06 16:25:07,777 INFO L382 tUnfolder$Statistics]: this new event has 73 ancestors and is cut-off event [2022-12-06 16:25:07,777 INFO L385 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-12-06 16:25:07,777 INFO L385 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-12-06 16:25:07,777 INFO L385 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-12-06 16:25:07,778 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([338] L778-->L785: Formula: (let ((.cse3 (not (= (mod v_~z$r_buff1_thd2~0_22 256) 0))) (.cse4 (not (= (mod v_~z$w_buff0_used~0_127 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd2~0_24 256) 0)))) (let ((.cse0 (and .cse4 .cse5)) (.cse1 (and (not (= (mod v_~z$w_buff0_used~0_128 256) 0)) .cse5)) (.cse2 (and (not (= (mod v_~z$w_buff1_used~0_113 256) 0)) .cse3))) (and (= v_~z$r_buff0_thd2~0_23 (ite .cse0 0 v_~z$r_buff0_thd2~0_24)) (= v_~z$w_buff0_used~0_127 (ite .cse1 0 v_~z$w_buff0_used~0_128)) (= v_~z$w_buff1_used~0_112 (ite (or .cse2 .cse0) 0 v_~z$w_buff1_used~0_113)) (= v_~z~0_66 (ite .cse1 v_~z$w_buff0~0_47 (ite .cse2 v_~z$w_buff1~0_48 v_~z~0_67))) (= v_~z$r_buff1_thd2~0_21 (ite (or (and .cse3 (not (= 0 (mod v_~z$w_buff1_used~0_112 256)))) (and .cse4 (not (= (mod v_~z$r_buff0_thd2~0_23 256) 0)))) 0 v_~z$r_buff1_thd2~0_22))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_128, ~z$w_buff0~0=v_~z$w_buff0~0_47, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_22, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_113, ~z$w_buff1~0=v_~z$w_buff1~0_48, ~z~0=v_~z~0_67, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_24} OutVars{~z$w_buff0_used~0=v_~z$w_buff0_used~0_127, ~z$w_buff0~0=v_~z$w_buff0~0_47, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_21, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_112, ~z$w_buff1~0=v_~z$w_buff1~0_48, ~z~0=v_~z~0_66, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_23} AuxVars[] AssignedVars[~z$w_buff0_used~0, ~z$r_buff1_thd2~0, ~z$w_buff1_used~0, ~z~0, ~z$r_buff0_thd2~0][247], [51#L3true, 111#L785true, 124#true, 140#true, P0Thread1of1ForFork0InUse, P2Thread1of1ForFork2InUse, P1Thread1of1ForFork1InUse, 71#L768true, 97#L798true, 121#true, 178#(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))]) [2022-12-06 16:25:07,778 INFO L382 tUnfolder$Statistics]: this new event has 73 ancestors and is cut-off event [2022-12-06 16:25:07,778 INFO L385 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-12-06 16:25:07,778 INFO L385 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-12-06 16:25:07,778 INFO L385 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-12-06 16:25:07,816 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([338] L778-->L785: Formula: (let ((.cse3 (not (= (mod v_~z$r_buff1_thd2~0_22 256) 0))) (.cse4 (not (= (mod v_~z$w_buff0_used~0_127 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd2~0_24 256) 0)))) (let ((.cse0 (and .cse4 .cse5)) (.cse1 (and (not (= (mod v_~z$w_buff0_used~0_128 256) 0)) .cse5)) (.cse2 (and (not (= (mod v_~z$w_buff1_used~0_113 256) 0)) .cse3))) (and (= v_~z$r_buff0_thd2~0_23 (ite .cse0 0 v_~z$r_buff0_thd2~0_24)) (= v_~z$w_buff0_used~0_127 (ite .cse1 0 v_~z$w_buff0_used~0_128)) (= v_~z$w_buff1_used~0_112 (ite (or .cse2 .cse0) 0 v_~z$w_buff1_used~0_113)) (= v_~z~0_66 (ite .cse1 v_~z$w_buff0~0_47 (ite .cse2 v_~z$w_buff1~0_48 v_~z~0_67))) (= v_~z$r_buff1_thd2~0_21 (ite (or (and .cse3 (not (= 0 (mod v_~z$w_buff1_used~0_112 256)))) (and .cse4 (not (= (mod v_~z$r_buff0_thd2~0_23 256) 0)))) 0 v_~z$r_buff1_thd2~0_22))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_128, ~z$w_buff0~0=v_~z$w_buff0~0_47, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_22, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_113, ~z$w_buff1~0=v_~z$w_buff1~0_48, ~z~0=v_~z~0_67, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_24} OutVars{~z$w_buff0_used~0=v_~z$w_buff0_used~0_127, ~z$w_buff0~0=v_~z$w_buff0~0_47, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_21, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_112, ~z$w_buff1~0=v_~z$w_buff1~0_48, ~z~0=v_~z~0_66, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_23} AuxVars[] AssignedVars[~z$w_buff0_used~0, ~z$r_buff1_thd2~0, ~z$w_buff1_used~0, ~z~0, ~z$r_buff0_thd2~0][209], [111#L785true, 42#L765true, 124#true, 140#true, P0Thread1of1ForFork0InUse, P2Thread1of1ForFork2InUse, P1Thread1of1ForFork1InUse, 109#L3-1true, 97#L798true, 174#(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)), 121#true]) [2022-12-06 16:25:07,817 INFO L382 tUnfolder$Statistics]: this new event has 73 ancestors and is not cut-off event [2022-12-06 16:25:07,817 INFO L385 tUnfolder$Statistics]: existing Event has 73 ancestors and is not cut-off event [2022-12-06 16:25:07,817 INFO L385 tUnfolder$Statistics]: existing Event has 73 ancestors and is not cut-off event [2022-12-06 16:25:07,817 INFO L385 tUnfolder$Statistics]: existing Event has 73 ancestors and is not cut-off event [2022-12-06 16:25:07,827 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([345] L798-->L814: Formula: (let ((.cse10 (= (mod v_~z$r_buff1_thd3~0_50 256) 0)) (.cse7 (= (mod v_~z$r_buff0_thd3~0_58 256) 0))) (let ((.cse8 (not .cse7)) (.cse3 (and .cse7 (= (mod v_~z$w_buff1_used~0_109 256) 0))) (.cse11 (= (mod v_~z$w_buff0_used~0_124 256) 0)) (.cse5 (and .cse7 .cse10))) (let ((.cse1 (or .cse3 .cse11 .cse5)) (.cse2 (and .cse8 (not .cse11))) (.cse0 (not (= (mod v_~weak$$choice2~0_30 256) 0))) (.cse6 (= (mod v_~z$w_buff1_used~0_108 256) 0)) (.cse4 (= (mod v_~z$w_buff0_used~0_123 256) 0))) (and (= |v_P2Thread1of1ForFork2_#t~nondet4_1| v_~weak$$choice2~0_30) (= (ite .cse0 v_~z$mem_tmp~0_18 v_~__unbuffered_p2_EBX~0_8) v_~z~0_60) (= v_~z$w_buff0_used~0_123 (ite .cse0 v_~z$w_buff0_used~0_124 (ite .cse1 v_~z$w_buff0_used~0_124 (ite .cse2 0 v_~z$w_buff0_used~0_124)))) (= v_~z$w_buff1~0_45 v_~z$w_buff1~0_44) (= |v_P2Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_9) (= v_~z$mem_tmp~0_18 v_~z~0_62) (= (ite .cse0 v_~z$w_buff1_used~0_109 (ite (or .cse3 .cse4 .cse5) v_~z$w_buff1_used~0_109 0)) v_~z$w_buff1_used~0_108) (= v_~__unbuffered_p2_EBX~0_8 (ite .cse1 v_~z~0_62 (ite .cse2 v_~z$w_buff0~0_44 v_~z$w_buff1~0_45))) (= (ite .cse0 v_~z$r_buff0_thd3~0_58 (ite (or (and .cse6 .cse7) .cse4 .cse5) v_~z$r_buff0_thd3~0_58 (ite (and .cse8 (not .cse4)) 0 v_~z$r_buff0_thd3~0_58))) v_~z$r_buff0_thd3~0_57) (= v_~z$flush_delayed~0_21 0) (= v_~z$w_buff0~0_44 v_~z$w_buff0~0_43) (= (ite .cse0 v_~z$r_buff1_thd3~0_50 (ite (let ((.cse9 (= (mod v_~z$r_buff0_thd3~0_57 256) 0))) (or (and .cse6 .cse9) (and .cse9 .cse10) .cse4)) v_~z$r_buff1_thd3~0_50 0)) v_~z$r_buff1_thd3~0_49))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_124, ~z$w_buff0~0=v_~z$w_buff0~0_44, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_50, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_109, ~z$w_buff1~0=v_~z$w_buff1~0_45, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_58, P2Thread1of1ForFork2_#t~nondet4=|v_P2Thread1of1ForFork2_#t~nondet4_1|, ~z~0=v_~z~0_62, P2Thread1of1ForFork2_#t~nondet3=|v_P2Thread1of1ForFork2_#t~nondet3_1|} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_18, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_8, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_123, ~z$w_buff0~0=v_~z$w_buff0~0_43, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_49, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_108, ~z$w_buff1~0=v_~z$w_buff1~0_44, ~z$flush_delayed~0=v_~z$flush_delayed~0_21, ~weak$$choice0~0=v_~weak$$choice0~0_9, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_57, ~z~0=v_~z~0_60, ~weak$$choice2~0=v_~weak$$choice2~0_30} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, ~z$w_buff1~0, P2Thread1of1ForFork2_#t~nondet4, ~z$flush_delayed~0, P2Thread1of1ForFork2_#t~nondet3, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][201], [124#true, 140#true, P0Thread1of1ForFork0InUse, P2Thread1of1ForFork2InUse, P1Thread1of1ForFork1InUse, 16#L814true, 71#L768true, 109#L3-1true, 92#L778true, 121#true, 178#(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))]) [2022-12-06 16:25:07,827 INFO L382 tUnfolder$Statistics]: this new event has 74 ancestors and is cut-off event [2022-12-06 16:25:07,827 INFO L385 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-12-06 16:25:07,827 INFO L385 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-12-06 16:25:07,827 INFO L385 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-12-06 16:25:07,827 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([338] L778-->L785: Formula: (let ((.cse3 (not (= (mod v_~z$r_buff1_thd2~0_22 256) 0))) (.cse4 (not (= (mod v_~z$w_buff0_used~0_127 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd2~0_24 256) 0)))) (let ((.cse0 (and .cse4 .cse5)) (.cse1 (and (not (= (mod v_~z$w_buff0_used~0_128 256) 0)) .cse5)) (.cse2 (and (not (= (mod v_~z$w_buff1_used~0_113 256) 0)) .cse3))) (and (= v_~z$r_buff0_thd2~0_23 (ite .cse0 0 v_~z$r_buff0_thd2~0_24)) (= v_~z$w_buff0_used~0_127 (ite .cse1 0 v_~z$w_buff0_used~0_128)) (= v_~z$w_buff1_used~0_112 (ite (or .cse2 .cse0) 0 v_~z$w_buff1_used~0_113)) (= v_~z~0_66 (ite .cse1 v_~z$w_buff0~0_47 (ite .cse2 v_~z$w_buff1~0_48 v_~z~0_67))) (= v_~z$r_buff1_thd2~0_21 (ite (or (and .cse3 (not (= 0 (mod v_~z$w_buff1_used~0_112 256)))) (and .cse4 (not (= (mod v_~z$r_buff0_thd2~0_23 256) 0)))) 0 v_~z$r_buff1_thd2~0_22))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_128, ~z$w_buff0~0=v_~z$w_buff0~0_47, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_22, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_113, ~z$w_buff1~0=v_~z$w_buff1~0_48, ~z~0=v_~z~0_67, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_24} OutVars{~z$w_buff0_used~0=v_~z$w_buff0_used~0_127, ~z$w_buff0~0=v_~z$w_buff0~0_47, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_21, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_112, ~z$w_buff1~0=v_~z$w_buff1~0_48, ~z~0=v_~z~0_66, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_23} AuxVars[] AssignedVars[~z$w_buff0_used~0, ~z$r_buff1_thd2~0, ~z$w_buff1_used~0, ~z~0, ~z$r_buff0_thd2~0][247], [111#L785true, 124#true, 140#true, P0Thread1of1ForFork0InUse, P2Thread1of1ForFork2InUse, P1Thread1of1ForFork1InUse, 71#L768true, 109#L3-1true, 97#L798true, 121#true, 178#(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))]) [2022-12-06 16:25:07,828 INFO L382 tUnfolder$Statistics]: this new event has 74 ancestors and is cut-off event [2022-12-06 16:25:07,828 INFO L385 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-12-06 16:25:07,828 INFO L385 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-12-06 16:25:07,828 INFO L385 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-12-06 16:25:08,240 INFO L130 PetriNetUnfolder]: 4261/8987 cut-off events. [2022-12-06 16:25:08,241 INFO L131 PetriNetUnfolder]: For 14298/16455 co-relation queries the response was YES. [2022-12-06 16:25:08,257 INFO L83 FinitePrefix]: Finished finitePrefix Result has 26705 conditions, 8987 events. 4261/8987 cut-off events. For 14298/16455 co-relation queries the response was YES. Maximal size of possible extension queue 460. Compared 75888 event pairs, 123 based on Foata normal form. 117/8697 useless extension candidates. Maximal degree in co-relation 26640. Up to 4046 conditions per place. [2022-12-06 16:25:08,282 INFO L137 encePairwiseOnDemand]: 100/110 looper letters, 177 selfloop transitions, 13 changer transitions 140/458 dead transitions. [2022-12-06 16:25:08,282 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 144 places, 458 transitions, 3415 flow [2022-12-06 16:25:08,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-12-06 16:25:08,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2022-12-06 16:25:08,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 949 transitions. [2022-12-06 16:25:08,284 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.8627272727272727 [2022-12-06 16:25:08,285 INFO L294 CegarLoopForPetriNet]: 115 programPoint places, 29 predicate places. [2022-12-06 16:25:08,285 INFO L495 AbstractCegarLoop]: Abstraction has has 144 places, 458 transitions, 3415 flow [2022-12-06 16:25:08,285 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 87.83333333333333) internal successors, (527), 6 states have internal predecessors, (527), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-06 16:25:08,285 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 16:25:08,285 INFO L213 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] [2022-12-06 16:25:08,285 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-06 16:25:08,286 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2022-12-06 16:25:08,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 16:25:08,286 INFO L85 PathProgramCache]: Analyzing trace with hash -1690161718, now seen corresponding path program 1 times [2022-12-06 16:25:08,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 16:25:08,286 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [452128734] [2022-12-06 16:25:08,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 16:25:08,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 16:25:08,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 16:25:08,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-06 16:25:08,491 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 16:25:08,491 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [452128734] [2022-12-06 16:25:08,491 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [452128734] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 16:25:08,492 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 16:25:08,492 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-06 16:25:08,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [552733760] [2022-12-06 16:25:08,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 16:25:08,492 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-06 16:25:08,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 16:25:08,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-06 16:25:08,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-12-06 16:25:08,493 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 86 out of 110 [2022-12-06 16:25:08,493 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 144 places, 458 transitions, 3415 flow. Second operand has 7 states, 7 states have (on average 88.0) internal successors, (616), 7 states have internal predecessors, (616), 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) [2022-12-06 16:25:08,494 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 16:25:08,494 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 86 of 110 [2022-12-06 16:25:08,494 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 16:25:09,032 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([345] L798-->L814: Formula: (let ((.cse10 (= (mod v_~z$r_buff1_thd3~0_50 256) 0)) (.cse7 (= (mod v_~z$r_buff0_thd3~0_58 256) 0))) (let ((.cse8 (not .cse7)) (.cse3 (and .cse7 (= (mod v_~z$w_buff1_used~0_109 256) 0))) (.cse11 (= (mod v_~z$w_buff0_used~0_124 256) 0)) (.cse5 (and .cse7 .cse10))) (let ((.cse1 (or .cse3 .cse11 .cse5)) (.cse2 (and .cse8 (not .cse11))) (.cse0 (not (= (mod v_~weak$$choice2~0_30 256) 0))) (.cse6 (= (mod v_~z$w_buff1_used~0_108 256) 0)) (.cse4 (= (mod v_~z$w_buff0_used~0_123 256) 0))) (and (= |v_P2Thread1of1ForFork2_#t~nondet4_1| v_~weak$$choice2~0_30) (= (ite .cse0 v_~z$mem_tmp~0_18 v_~__unbuffered_p2_EBX~0_8) v_~z~0_60) (= v_~z$w_buff0_used~0_123 (ite .cse0 v_~z$w_buff0_used~0_124 (ite .cse1 v_~z$w_buff0_used~0_124 (ite .cse2 0 v_~z$w_buff0_used~0_124)))) (= v_~z$w_buff1~0_45 v_~z$w_buff1~0_44) (= |v_P2Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_9) (= v_~z$mem_tmp~0_18 v_~z~0_62) (= (ite .cse0 v_~z$w_buff1_used~0_109 (ite (or .cse3 .cse4 .cse5) v_~z$w_buff1_used~0_109 0)) v_~z$w_buff1_used~0_108) (= v_~__unbuffered_p2_EBX~0_8 (ite .cse1 v_~z~0_62 (ite .cse2 v_~z$w_buff0~0_44 v_~z$w_buff1~0_45))) (= (ite .cse0 v_~z$r_buff0_thd3~0_58 (ite (or (and .cse6 .cse7) .cse4 .cse5) v_~z$r_buff0_thd3~0_58 (ite (and .cse8 (not .cse4)) 0 v_~z$r_buff0_thd3~0_58))) v_~z$r_buff0_thd3~0_57) (= v_~z$flush_delayed~0_21 0) (= v_~z$w_buff0~0_44 v_~z$w_buff0~0_43) (= (ite .cse0 v_~z$r_buff1_thd3~0_50 (ite (let ((.cse9 (= (mod v_~z$r_buff0_thd3~0_57 256) 0))) (or (and .cse6 .cse9) (and .cse9 .cse10) .cse4)) v_~z$r_buff1_thd3~0_50 0)) v_~z$r_buff1_thd3~0_49))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_124, ~z$w_buff0~0=v_~z$w_buff0~0_44, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_50, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_109, ~z$w_buff1~0=v_~z$w_buff1~0_45, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_58, P2Thread1of1ForFork2_#t~nondet4=|v_P2Thread1of1ForFork2_#t~nondet4_1|, ~z~0=v_~z~0_62, P2Thread1of1ForFork2_#t~nondet3=|v_P2Thread1of1ForFork2_#t~nondet3_1|} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_18, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_8, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_123, ~z$w_buff0~0=v_~z$w_buff0~0_43, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_49, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_108, ~z$w_buff1~0=v_~z$w_buff1~0_44, ~z$flush_delayed~0=v_~z$flush_delayed~0_21, ~weak$$choice0~0=v_~weak$$choice0~0_9, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_57, ~z~0=v_~z~0_60, ~weak$$choice2~0=v_~weak$$choice2~0_30} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, ~z$w_buff1~0, P2Thread1of1ForFork2_#t~nondet4, ~z$flush_delayed~0, P2Thread1of1ForFork2_#t~nondet3, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][223], [51#L3true, 42#L765true, 124#true, 140#true, P0Thread1of1ForFork0InUse, P2Thread1of1ForFork2InUse, 193#(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)), 16#L814true, P1Thread1of1ForFork1InUse, 174#(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)), 121#true, 92#L778true]) [2022-12-06 16:25:09,032 INFO L382 tUnfolder$Statistics]: this new event has 72 ancestors and is cut-off event [2022-12-06 16:25:09,032 INFO L385 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-12-06 16:25:09,032 INFO L385 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-12-06 16:25:09,032 INFO L385 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-12-06 16:25:09,032 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([338] L778-->L785: Formula: (let ((.cse3 (not (= (mod v_~z$r_buff1_thd2~0_22 256) 0))) (.cse4 (not (= (mod v_~z$w_buff0_used~0_127 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd2~0_24 256) 0)))) (let ((.cse0 (and .cse4 .cse5)) (.cse1 (and (not (= (mod v_~z$w_buff0_used~0_128 256) 0)) .cse5)) (.cse2 (and (not (= (mod v_~z$w_buff1_used~0_113 256) 0)) .cse3))) (and (= v_~z$r_buff0_thd2~0_23 (ite .cse0 0 v_~z$r_buff0_thd2~0_24)) (= v_~z$w_buff0_used~0_127 (ite .cse1 0 v_~z$w_buff0_used~0_128)) (= v_~z$w_buff1_used~0_112 (ite (or .cse2 .cse0) 0 v_~z$w_buff1_used~0_113)) (= v_~z~0_66 (ite .cse1 v_~z$w_buff0~0_47 (ite .cse2 v_~z$w_buff1~0_48 v_~z~0_67))) (= v_~z$r_buff1_thd2~0_21 (ite (or (and .cse3 (not (= 0 (mod v_~z$w_buff1_used~0_112 256)))) (and .cse4 (not (= (mod v_~z$r_buff0_thd2~0_23 256) 0)))) 0 v_~z$r_buff1_thd2~0_22))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_128, ~z$w_buff0~0=v_~z$w_buff0~0_47, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_22, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_113, ~z$w_buff1~0=v_~z$w_buff1~0_48, ~z~0=v_~z~0_67, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_24} OutVars{~z$w_buff0_used~0=v_~z$w_buff0_used~0_127, ~z$w_buff0~0=v_~z$w_buff0~0_47, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_21, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_112, ~z$w_buff1~0=v_~z$w_buff1~0_48, ~z~0=v_~z~0_66, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_23} AuxVars[] AssignedVars[~z$w_buff0_used~0, ~z$r_buff1_thd2~0, ~z$w_buff1_used~0, ~z~0, ~z$r_buff0_thd2~0][225], [111#L785true, 51#L3true, 42#L765true, 124#true, P0Thread1of1ForFork0InUse, P2Thread1of1ForFork2InUse, 143#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), 193#(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)), P1Thread1of1ForFork1InUse, 97#L798true, 174#(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)), 121#true]) [2022-12-06 16:25:09,032 INFO L382 tUnfolder$Statistics]: this new event has 72 ancestors and is cut-off event [2022-12-06 16:25:09,033 INFO L385 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-12-06 16:25:09,033 INFO L385 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-12-06 16:25:09,033 INFO L385 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-12-06 16:25:09,112 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([345] L798-->L814: Formula: (let ((.cse10 (= (mod v_~z$r_buff1_thd3~0_50 256) 0)) (.cse7 (= (mod v_~z$r_buff0_thd3~0_58 256) 0))) (let ((.cse8 (not .cse7)) (.cse3 (and .cse7 (= (mod v_~z$w_buff1_used~0_109 256) 0))) (.cse11 (= (mod v_~z$w_buff0_used~0_124 256) 0)) (.cse5 (and .cse7 .cse10))) (let ((.cse1 (or .cse3 .cse11 .cse5)) (.cse2 (and .cse8 (not .cse11))) (.cse0 (not (= (mod v_~weak$$choice2~0_30 256) 0))) (.cse6 (= (mod v_~z$w_buff1_used~0_108 256) 0)) (.cse4 (= (mod v_~z$w_buff0_used~0_123 256) 0))) (and (= |v_P2Thread1of1ForFork2_#t~nondet4_1| v_~weak$$choice2~0_30) (= (ite .cse0 v_~z$mem_tmp~0_18 v_~__unbuffered_p2_EBX~0_8) v_~z~0_60) (= v_~z$w_buff0_used~0_123 (ite .cse0 v_~z$w_buff0_used~0_124 (ite .cse1 v_~z$w_buff0_used~0_124 (ite .cse2 0 v_~z$w_buff0_used~0_124)))) (= v_~z$w_buff1~0_45 v_~z$w_buff1~0_44) (= |v_P2Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_9) (= v_~z$mem_tmp~0_18 v_~z~0_62) (= (ite .cse0 v_~z$w_buff1_used~0_109 (ite (or .cse3 .cse4 .cse5) v_~z$w_buff1_used~0_109 0)) v_~z$w_buff1_used~0_108) (= v_~__unbuffered_p2_EBX~0_8 (ite .cse1 v_~z~0_62 (ite .cse2 v_~z$w_buff0~0_44 v_~z$w_buff1~0_45))) (= (ite .cse0 v_~z$r_buff0_thd3~0_58 (ite (or (and .cse6 .cse7) .cse4 .cse5) v_~z$r_buff0_thd3~0_58 (ite (and .cse8 (not .cse4)) 0 v_~z$r_buff0_thd3~0_58))) v_~z$r_buff0_thd3~0_57) (= v_~z$flush_delayed~0_21 0) (= v_~z$w_buff0~0_44 v_~z$w_buff0~0_43) (= (ite .cse0 v_~z$r_buff1_thd3~0_50 (ite (let ((.cse9 (= (mod v_~z$r_buff0_thd3~0_57 256) 0))) (or (and .cse6 .cse9) (and .cse9 .cse10) .cse4)) v_~z$r_buff1_thd3~0_50 0)) v_~z$r_buff1_thd3~0_49))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_124, ~z$w_buff0~0=v_~z$w_buff0~0_44, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_50, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_109, ~z$w_buff1~0=v_~z$w_buff1~0_45, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_58, P2Thread1of1ForFork2_#t~nondet4=|v_P2Thread1of1ForFork2_#t~nondet4_1|, ~z~0=v_~z~0_62, P2Thread1of1ForFork2_#t~nondet3=|v_P2Thread1of1ForFork2_#t~nondet3_1|} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_18, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_8, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_123, ~z$w_buff0~0=v_~z$w_buff0~0_43, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_49, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_108, ~z$w_buff1~0=v_~z$w_buff1~0_44, ~z$flush_delayed~0=v_~z$flush_delayed~0_21, ~weak$$choice0~0=v_~weak$$choice0~0_9, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_57, ~z~0=v_~z~0_60, ~weak$$choice2~0=v_~weak$$choice2~0_30} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, ~z$w_buff1~0, P2Thread1of1ForFork2_#t~nondet4, ~z$flush_delayed~0, P2Thread1of1ForFork2_#t~nondet3, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][223], [42#L765true, 124#true, 140#true, P0Thread1of1ForFork0InUse, P2Thread1of1ForFork2InUse, 193#(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)), P1Thread1of1ForFork1InUse, 16#L814true, 109#L3-1true, 174#(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)), 121#true, 92#L778true]) [2022-12-06 16:25:09,112 INFO L382 tUnfolder$Statistics]: this new event has 73 ancestors and is cut-off event [2022-12-06 16:25:09,113 INFO L385 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-12-06 16:25:09,113 INFO L385 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-12-06 16:25:09,113 INFO L385 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-12-06 16:25:09,113 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([338] L778-->L785: Formula: (let ((.cse3 (not (= (mod v_~z$r_buff1_thd2~0_22 256) 0))) (.cse4 (not (= (mod v_~z$w_buff0_used~0_127 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd2~0_24 256) 0)))) (let ((.cse0 (and .cse4 .cse5)) (.cse1 (and (not (= (mod v_~z$w_buff0_used~0_128 256) 0)) .cse5)) (.cse2 (and (not (= (mod v_~z$w_buff1_used~0_113 256) 0)) .cse3))) (and (= v_~z$r_buff0_thd2~0_23 (ite .cse0 0 v_~z$r_buff0_thd2~0_24)) (= v_~z$w_buff0_used~0_127 (ite .cse1 0 v_~z$w_buff0_used~0_128)) (= v_~z$w_buff1_used~0_112 (ite (or .cse2 .cse0) 0 v_~z$w_buff1_used~0_113)) (= v_~z~0_66 (ite .cse1 v_~z$w_buff0~0_47 (ite .cse2 v_~z$w_buff1~0_48 v_~z~0_67))) (= v_~z$r_buff1_thd2~0_21 (ite (or (and .cse3 (not (= 0 (mod v_~z$w_buff1_used~0_112 256)))) (and .cse4 (not (= (mod v_~z$r_buff0_thd2~0_23 256) 0)))) 0 v_~z$r_buff1_thd2~0_22))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_128, ~z$w_buff0~0=v_~z$w_buff0~0_47, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_22, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_113, ~z$w_buff1~0=v_~z$w_buff1~0_48, ~z~0=v_~z~0_67, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_24} OutVars{~z$w_buff0_used~0=v_~z$w_buff0_used~0_127, ~z$w_buff0~0=v_~z$w_buff0~0_47, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_21, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_112, ~z$w_buff1~0=v_~z$w_buff1~0_48, ~z~0=v_~z~0_66, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_23} AuxVars[] AssignedVars[~z$w_buff0_used~0, ~z$r_buff1_thd2~0, ~z$w_buff1_used~0, ~z~0, ~z$r_buff0_thd2~0][225], [111#L785true, 42#L765true, 124#true, P0Thread1of1ForFork0InUse, P2Thread1of1ForFork2InUse, 143#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), 193#(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)), P1Thread1of1ForFork1InUse, 109#L3-1true, 97#L798true, 174#(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)), 121#true]) [2022-12-06 16:25:09,113 INFO L382 tUnfolder$Statistics]: this new event has 73 ancestors and is cut-off event [2022-12-06 16:25:09,113 INFO L385 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-12-06 16:25:09,113 INFO L385 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-12-06 16:25:09,113 INFO L385 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-12-06 16:25:09,114 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([345] L798-->L814: Formula: (let ((.cse10 (= (mod v_~z$r_buff1_thd3~0_50 256) 0)) (.cse7 (= (mod v_~z$r_buff0_thd3~0_58 256) 0))) (let ((.cse8 (not .cse7)) (.cse3 (and .cse7 (= (mod v_~z$w_buff1_used~0_109 256) 0))) (.cse11 (= (mod v_~z$w_buff0_used~0_124 256) 0)) (.cse5 (and .cse7 .cse10))) (let ((.cse1 (or .cse3 .cse11 .cse5)) (.cse2 (and .cse8 (not .cse11))) (.cse0 (not (= (mod v_~weak$$choice2~0_30 256) 0))) (.cse6 (= (mod v_~z$w_buff1_used~0_108 256) 0)) (.cse4 (= (mod v_~z$w_buff0_used~0_123 256) 0))) (and (= |v_P2Thread1of1ForFork2_#t~nondet4_1| v_~weak$$choice2~0_30) (= (ite .cse0 v_~z$mem_tmp~0_18 v_~__unbuffered_p2_EBX~0_8) v_~z~0_60) (= v_~z$w_buff0_used~0_123 (ite .cse0 v_~z$w_buff0_used~0_124 (ite .cse1 v_~z$w_buff0_used~0_124 (ite .cse2 0 v_~z$w_buff0_used~0_124)))) (= v_~z$w_buff1~0_45 v_~z$w_buff1~0_44) (= |v_P2Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_9) (= v_~z$mem_tmp~0_18 v_~z~0_62) (= (ite .cse0 v_~z$w_buff1_used~0_109 (ite (or .cse3 .cse4 .cse5) v_~z$w_buff1_used~0_109 0)) v_~z$w_buff1_used~0_108) (= v_~__unbuffered_p2_EBX~0_8 (ite .cse1 v_~z~0_62 (ite .cse2 v_~z$w_buff0~0_44 v_~z$w_buff1~0_45))) (= (ite .cse0 v_~z$r_buff0_thd3~0_58 (ite (or (and .cse6 .cse7) .cse4 .cse5) v_~z$r_buff0_thd3~0_58 (ite (and .cse8 (not .cse4)) 0 v_~z$r_buff0_thd3~0_58))) v_~z$r_buff0_thd3~0_57) (= v_~z$flush_delayed~0_21 0) (= v_~z$w_buff0~0_44 v_~z$w_buff0~0_43) (= (ite .cse0 v_~z$r_buff1_thd3~0_50 (ite (let ((.cse9 (= (mod v_~z$r_buff0_thd3~0_57 256) 0))) (or (and .cse6 .cse9) (and .cse9 .cse10) .cse4)) v_~z$r_buff1_thd3~0_50 0)) v_~z$r_buff1_thd3~0_49))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_124, ~z$w_buff0~0=v_~z$w_buff0~0_44, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_50, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_109, ~z$w_buff1~0=v_~z$w_buff1~0_45, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_58, P2Thread1of1ForFork2_#t~nondet4=|v_P2Thread1of1ForFork2_#t~nondet4_1|, ~z~0=v_~z~0_62, P2Thread1of1ForFork2_#t~nondet3=|v_P2Thread1of1ForFork2_#t~nondet3_1|} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_18, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_8, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_123, ~z$w_buff0~0=v_~z$w_buff0~0_43, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_49, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_108, ~z$w_buff1~0=v_~z$w_buff1~0_44, ~z$flush_delayed~0=v_~z$flush_delayed~0_21, ~weak$$choice0~0=v_~weak$$choice0~0_9, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_57, ~z~0=v_~z~0_60, ~weak$$choice2~0=v_~weak$$choice2~0_30} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, ~z$w_buff1~0, P2Thread1of1ForFork2_#t~nondet4, ~z$flush_delayed~0, P2Thread1of1ForFork2_#t~nondet3, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][286], [51#L3true, 124#true, 140#true, P0Thread1of1ForFork0InUse, P2Thread1of1ForFork2InUse, P1Thread1of1ForFork1InUse, 16#L814true, 71#L768true, 121#true, 197#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |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)), 92#L778true, 178#(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))]) [2022-12-06 16:25:09,114 INFO L382 tUnfolder$Statistics]: this new event has 73 ancestors and is cut-off event [2022-12-06 16:25:09,114 INFO L385 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-12-06 16:25:09,114 INFO L385 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-12-06 16:25:09,114 INFO L385 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-12-06 16:25:09,114 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([338] L778-->L785: Formula: (let ((.cse3 (not (= (mod v_~z$r_buff1_thd2~0_22 256) 0))) (.cse4 (not (= (mod v_~z$w_buff0_used~0_127 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd2~0_24 256) 0)))) (let ((.cse0 (and .cse4 .cse5)) (.cse1 (and (not (= (mod v_~z$w_buff0_used~0_128 256) 0)) .cse5)) (.cse2 (and (not (= (mod v_~z$w_buff1_used~0_113 256) 0)) .cse3))) (and (= v_~z$r_buff0_thd2~0_23 (ite .cse0 0 v_~z$r_buff0_thd2~0_24)) (= v_~z$w_buff0_used~0_127 (ite .cse1 0 v_~z$w_buff0_used~0_128)) (= v_~z$w_buff1_used~0_112 (ite (or .cse2 .cse0) 0 v_~z$w_buff1_used~0_113)) (= v_~z~0_66 (ite .cse1 v_~z$w_buff0~0_47 (ite .cse2 v_~z$w_buff1~0_48 v_~z~0_67))) (= v_~z$r_buff1_thd2~0_21 (ite (or (and .cse3 (not (= 0 (mod v_~z$w_buff1_used~0_112 256)))) (and .cse4 (not (= (mod v_~z$r_buff0_thd2~0_23 256) 0)))) 0 v_~z$r_buff1_thd2~0_22))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_128, ~z$w_buff0~0=v_~z$w_buff0~0_47, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_22, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_113, ~z$w_buff1~0=v_~z$w_buff1~0_48, ~z~0=v_~z~0_67, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_24} OutVars{~z$w_buff0_used~0=v_~z$w_buff0_used~0_127, ~z$w_buff0~0=v_~z$w_buff0~0_47, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_21, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_112, ~z$w_buff1~0=v_~z$w_buff1~0_48, ~z~0=v_~z~0_66, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_23} AuxVars[] AssignedVars[~z$w_buff0_used~0, ~z$r_buff1_thd2~0, ~z$w_buff1_used~0, ~z~0, ~z$r_buff0_thd2~0][287], [111#L785true, 51#L3true, 124#true, P0Thread1of1ForFork0InUse, P2Thread1of1ForFork2InUse, 143#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), P1Thread1of1ForFork1InUse, 71#L768true, 97#L798true, 121#true, 197#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |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)), 178#(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))]) [2022-12-06 16:25:09,114 INFO L382 tUnfolder$Statistics]: this new event has 73 ancestors and is cut-off event [2022-12-06 16:25:09,115 INFO L385 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-12-06 16:25:09,115 INFO L385 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-12-06 16:25:09,115 INFO L385 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-12-06 16:25:09,189 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([345] L798-->L814: Formula: (let ((.cse10 (= (mod v_~z$r_buff1_thd3~0_50 256) 0)) (.cse7 (= (mod v_~z$r_buff0_thd3~0_58 256) 0))) (let ((.cse8 (not .cse7)) (.cse3 (and .cse7 (= (mod v_~z$w_buff1_used~0_109 256) 0))) (.cse11 (= (mod v_~z$w_buff0_used~0_124 256) 0)) (.cse5 (and .cse7 .cse10))) (let ((.cse1 (or .cse3 .cse11 .cse5)) (.cse2 (and .cse8 (not .cse11))) (.cse0 (not (= (mod v_~weak$$choice2~0_30 256) 0))) (.cse6 (= (mod v_~z$w_buff1_used~0_108 256) 0)) (.cse4 (= (mod v_~z$w_buff0_used~0_123 256) 0))) (and (= |v_P2Thread1of1ForFork2_#t~nondet4_1| v_~weak$$choice2~0_30) (= (ite .cse0 v_~z$mem_tmp~0_18 v_~__unbuffered_p2_EBX~0_8) v_~z~0_60) (= v_~z$w_buff0_used~0_123 (ite .cse0 v_~z$w_buff0_used~0_124 (ite .cse1 v_~z$w_buff0_used~0_124 (ite .cse2 0 v_~z$w_buff0_used~0_124)))) (= v_~z$w_buff1~0_45 v_~z$w_buff1~0_44) (= |v_P2Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_9) (= v_~z$mem_tmp~0_18 v_~z~0_62) (= (ite .cse0 v_~z$w_buff1_used~0_109 (ite (or .cse3 .cse4 .cse5) v_~z$w_buff1_used~0_109 0)) v_~z$w_buff1_used~0_108) (= v_~__unbuffered_p2_EBX~0_8 (ite .cse1 v_~z~0_62 (ite .cse2 v_~z$w_buff0~0_44 v_~z$w_buff1~0_45))) (= (ite .cse0 v_~z$r_buff0_thd3~0_58 (ite (or (and .cse6 .cse7) .cse4 .cse5) v_~z$r_buff0_thd3~0_58 (ite (and .cse8 (not .cse4)) 0 v_~z$r_buff0_thd3~0_58))) v_~z$r_buff0_thd3~0_57) (= v_~z$flush_delayed~0_21 0) (= v_~z$w_buff0~0_44 v_~z$w_buff0~0_43) (= (ite .cse0 v_~z$r_buff1_thd3~0_50 (ite (let ((.cse9 (= (mod v_~z$r_buff0_thd3~0_57 256) 0))) (or (and .cse6 .cse9) (and .cse9 .cse10) .cse4)) v_~z$r_buff1_thd3~0_50 0)) v_~z$r_buff1_thd3~0_49))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_124, ~z$w_buff0~0=v_~z$w_buff0~0_44, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_50, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_109, ~z$w_buff1~0=v_~z$w_buff1~0_45, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_58, P2Thread1of1ForFork2_#t~nondet4=|v_P2Thread1of1ForFork2_#t~nondet4_1|, ~z~0=v_~z~0_62, P2Thread1of1ForFork2_#t~nondet3=|v_P2Thread1of1ForFork2_#t~nondet3_1|} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_18, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_8, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_123, ~z$w_buff0~0=v_~z$w_buff0~0_43, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_49, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_108, ~z$w_buff1~0=v_~z$w_buff1~0_44, ~z$flush_delayed~0=v_~z$flush_delayed~0_21, ~weak$$choice0~0=v_~weak$$choice0~0_9, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_57, ~z~0=v_~z~0_60, ~weak$$choice2~0=v_~weak$$choice2~0_30} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, ~z$w_buff1~0, P2Thread1of1ForFork2_#t~nondet4, ~z$flush_delayed~0, P2Thread1of1ForFork2_#t~nondet3, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][286], [124#true, 140#true, P0Thread1of1ForFork0InUse, P2Thread1of1ForFork2InUse, P1Thread1of1ForFork1InUse, 16#L814true, 109#L3-1true, 71#L768true, 121#true, 197#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |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)), 92#L778true, 178#(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))]) [2022-12-06 16:25:09,189 INFO L382 tUnfolder$Statistics]: this new event has 74 ancestors and is cut-off event [2022-12-06 16:25:09,189 INFO L385 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-12-06 16:25:09,189 INFO L385 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-12-06 16:25:09,189 INFO L385 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-12-06 16:25:09,189 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([338] L778-->L785: Formula: (let ((.cse3 (not (= (mod v_~z$r_buff1_thd2~0_22 256) 0))) (.cse4 (not (= (mod v_~z$w_buff0_used~0_127 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd2~0_24 256) 0)))) (let ((.cse0 (and .cse4 .cse5)) (.cse1 (and (not (= (mod v_~z$w_buff0_used~0_128 256) 0)) .cse5)) (.cse2 (and (not (= (mod v_~z$w_buff1_used~0_113 256) 0)) .cse3))) (and (= v_~z$r_buff0_thd2~0_23 (ite .cse0 0 v_~z$r_buff0_thd2~0_24)) (= v_~z$w_buff0_used~0_127 (ite .cse1 0 v_~z$w_buff0_used~0_128)) (= v_~z$w_buff1_used~0_112 (ite (or .cse2 .cse0) 0 v_~z$w_buff1_used~0_113)) (= v_~z~0_66 (ite .cse1 v_~z$w_buff0~0_47 (ite .cse2 v_~z$w_buff1~0_48 v_~z~0_67))) (= v_~z$r_buff1_thd2~0_21 (ite (or (and .cse3 (not (= 0 (mod v_~z$w_buff1_used~0_112 256)))) (and .cse4 (not (= (mod v_~z$r_buff0_thd2~0_23 256) 0)))) 0 v_~z$r_buff1_thd2~0_22))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_128, ~z$w_buff0~0=v_~z$w_buff0~0_47, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_22, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_113, ~z$w_buff1~0=v_~z$w_buff1~0_48, ~z~0=v_~z~0_67, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_24} OutVars{~z$w_buff0_used~0=v_~z$w_buff0_used~0_127, ~z$w_buff0~0=v_~z$w_buff0~0_47, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_21, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_112, ~z$w_buff1~0=v_~z$w_buff1~0_48, ~z~0=v_~z~0_66, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_23} AuxVars[] AssignedVars[~z$w_buff0_used~0, ~z$r_buff1_thd2~0, ~z$w_buff1_used~0, ~z~0, ~z$r_buff0_thd2~0][287], [111#L785true, 124#true, P0Thread1of1ForFork0InUse, P2Thread1of1ForFork2InUse, 143#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0))), P1Thread1of1ForFork1InUse, 109#L3-1true, 71#L768true, 97#L798true, 121#true, 197#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= ~__unbuffered_cnt~0 1) (<= |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)), 178#(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))]) [2022-12-06 16:25:09,190 INFO L382 tUnfolder$Statistics]: this new event has 74 ancestors and is cut-off event [2022-12-06 16:25:09,190 INFO L385 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-12-06 16:25:09,190 INFO L385 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-12-06 16:25:09,190 INFO L385 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-12-06 16:25:09,368 INFO L130 PetriNetUnfolder]: 3046/6052 cut-off events. [2022-12-06 16:25:09,368 INFO L131 PetriNetUnfolder]: For 13025/17043 co-relation queries the response was YES. [2022-12-06 16:25:09,382 INFO L83 FinitePrefix]: Finished finitePrefix Result has 22561 conditions, 6052 events. 3046/6052 cut-off events. For 13025/17043 co-relation queries the response was YES. Maximal size of possible extension queue 467. Compared 47649 event pairs, 86 based on Foata normal form. 761/6563 useless extension candidates. Maximal degree in co-relation 22492. Up to 2562 conditions per place. [2022-12-06 16:25:09,396 INFO L137 encePairwiseOnDemand]: 100/110 looper letters, 161 selfloop transitions, 24 changer transitions 256/533 dead transitions. [2022-12-06 16:25:09,396 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 150 places, 533 transitions, 4926 flow [2022-12-06 16:25:09,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-12-06 16:25:09,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2022-12-06 16:25:09,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1237 transitions. [2022-12-06 16:25:09,399 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.865034965034965 [2022-12-06 16:25:09,399 INFO L294 CegarLoopForPetriNet]: 115 programPoint places, 35 predicate places. [2022-12-06 16:25:09,399 INFO L495 AbstractCegarLoop]: Abstraction has has 150 places, 533 transitions, 4926 flow [2022-12-06 16:25:09,400 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 88.0) internal successors, (616), 7 states have internal predecessors, (616), 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) [2022-12-06 16:25:09,400 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 16:25:09,400 INFO L213 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] [2022-12-06 16:25:09,400 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-06 16:25:09,400 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2022-12-06 16:25:09,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 16:25:09,401 INFO L85 PathProgramCache]: Analyzing trace with hash -1817257053, now seen corresponding path program 1 times [2022-12-06 16:25:09,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 16:25:09,401 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1328610827] [2022-12-06 16:25:09,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 16:25:09,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 16:25:09,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 16:25:09,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-06 16:25:09,859 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 16:25:09,859 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1328610827] [2022-12-06 16:25:09,859 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1328610827] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 16:25:09,859 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 16:25:09,860 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-12-06 16:25:09,860 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1098299467] [2022-12-06 16:25:09,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 16:25:09,860 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-12-06 16:25:09,860 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 16:25:09,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-12-06 16:25:09,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2022-12-06 16:25:09,861 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 76 out of 110 [2022-12-06 16:25:09,862 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 150 places, 533 transitions, 4926 flow. Second operand has 9 states, 9 states have (on average 79.0) internal successors, (711), 9 states have internal predecessors, (711), 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) [2022-12-06 16:25:09,862 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 16:25:09,862 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 76 of 110 [2022-12-06 16:25:09,862 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 16:25:11,606 INFO L130 PetriNetUnfolder]: 4554/9776 cut-off events. [2022-12-06 16:25:11,606 INFO L131 PetriNetUnfolder]: For 26906/33692 co-relation queries the response was YES. [2022-12-06 16:25:11,624 INFO L83 FinitePrefix]: Finished finitePrefix Result has 37674 conditions, 9776 events. 4554/9776 cut-off events. For 26906/33692 co-relation queries the response was YES. Maximal size of possible extension queue 696. Compared 88649 event pairs, 107 based on Foata normal form. 565/10104 useless extension candidates. Maximal degree in co-relation 37592. Up to 3426 conditions per place. [2022-12-06 16:25:11,644 INFO L137 encePairwiseOnDemand]: 93/110 looper letters, 177 selfloop transitions, 152 changer transitions 480/923 dead transitions. [2022-12-06 16:25:11,644 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 173 places, 923 transitions, 10652 flow [2022-12-06 16:25:11,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-12-06 16:25:11,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2022-12-06 16:25:11,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 1989 transitions. [2022-12-06 16:25:11,647 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.7534090909090909 [2022-12-06 16:25:11,649 INFO L294 CegarLoopForPetriNet]: 115 programPoint places, 58 predicate places. [2022-12-06 16:25:11,650 INFO L495 AbstractCegarLoop]: Abstraction has has 173 places, 923 transitions, 10652 flow [2022-12-06 16:25:11,650 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 79.0) internal successors, (711), 9 states have internal predecessors, (711), 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) [2022-12-06 16:25:11,650 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 16:25:11,650 INFO L213 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] [2022-12-06 16:25:11,650 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-06 16:25:11,650 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2022-12-06 16:25:11,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 16:25:11,651 INFO L85 PathProgramCache]: Analyzing trace with hash -1164547081, now seen corresponding path program 2 times [2022-12-06 16:25:11,651 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 16:25:11,651 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1430913163] [2022-12-06 16:25:11,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 16:25:11,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 16:25:11,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 16:25:11,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-06 16:25:11,845 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 16:25:11,845 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1430913163] [2022-12-06 16:25:11,845 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1430913163] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 16:25:11,845 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 16:25:11,845 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-06 16:25:11,848 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [653405404] [2022-12-06 16:25:11,848 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 16:25:11,848 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-06 16:25:11,848 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 16:25:11,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-06 16:25:11,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-12-06 16:25:11,850 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 86 out of 110 [2022-12-06 16:25:11,851 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 173 places, 923 transitions, 10652 flow. Second operand has 8 states, 8 states have (on average 88.125) internal successors, (705), 8 states have internal predecessors, (705), 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) [2022-12-06 16:25:11,851 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 16:25:11,851 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 86 of 110 [2022-12-06 16:25:11,851 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 16:25:12,507 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([338] L778-->L785: Formula: (let ((.cse3 (not (= (mod v_~z$r_buff1_thd2~0_22 256) 0))) (.cse4 (not (= (mod v_~z$w_buff0_used~0_127 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd2~0_24 256) 0)))) (let ((.cse0 (and .cse4 .cse5)) (.cse1 (and (not (= (mod v_~z$w_buff0_used~0_128 256) 0)) .cse5)) (.cse2 (and (not (= (mod v_~z$w_buff1_used~0_113 256) 0)) .cse3))) (and (= v_~z$r_buff0_thd2~0_23 (ite .cse0 0 v_~z$r_buff0_thd2~0_24)) (= v_~z$w_buff0_used~0_127 (ite .cse1 0 v_~z$w_buff0_used~0_128)) (= v_~z$w_buff1_used~0_112 (ite (or .cse2 .cse0) 0 v_~z$w_buff1_used~0_113)) (= v_~z~0_66 (ite .cse1 v_~z$w_buff0~0_47 (ite .cse2 v_~z$w_buff1~0_48 v_~z~0_67))) (= v_~z$r_buff1_thd2~0_21 (ite (or (and .cse3 (not (= 0 (mod v_~z$w_buff1_used~0_112 256)))) (and .cse4 (not (= (mod v_~z$r_buff0_thd2~0_23 256) 0)))) 0 v_~z$r_buff1_thd2~0_22))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_128, ~z$w_buff0~0=v_~z$w_buff0~0_47, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_22, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_113, ~z$w_buff1~0=v_~z$w_buff1~0_48, ~z~0=v_~z~0_67, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_24} OutVars{~z$w_buff0_used~0=v_~z$w_buff0_used~0_127, ~z$w_buff0~0=v_~z$w_buff0~0_47, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_21, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_112, ~z$w_buff1~0=v_~z$w_buff1~0_48, ~z~0=v_~z~0_66, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_23} AuxVars[] AssignedVars[~z$w_buff0_used~0, ~z$r_buff1_thd2~0, ~z$w_buff1_used~0, ~z~0, ~z$r_buff0_thd2~0][205], [111#L785true, 172#(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)), 262#(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)), 191#(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)), 50#L758true, 97#L798true, P0Thread1of1ForFork0InUse, 124#true, 140#true, P2Thread1of1ForFork2InUse, 61#L2true, P1Thread1of1ForFork1InUse, 121#true, 204#(= ~z$r_buff0_thd3~0 0)]) [2022-12-06 16:25:12,507 INFO L382 tUnfolder$Statistics]: this new event has 70 ancestors and is cut-off event [2022-12-06 16:25:12,508 INFO L385 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-12-06 16:25:12,508 INFO L385 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-12-06 16:25:12,508 INFO L385 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-12-06 16:25:12,508 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([345] L798-->L814: Formula: (let ((.cse10 (= (mod v_~z$r_buff1_thd3~0_50 256) 0)) (.cse7 (= (mod v_~z$r_buff0_thd3~0_58 256) 0))) (let ((.cse8 (not .cse7)) (.cse3 (and .cse7 (= (mod v_~z$w_buff1_used~0_109 256) 0))) (.cse11 (= (mod v_~z$w_buff0_used~0_124 256) 0)) (.cse5 (and .cse7 .cse10))) (let ((.cse1 (or .cse3 .cse11 .cse5)) (.cse2 (and .cse8 (not .cse11))) (.cse0 (not (= (mod v_~weak$$choice2~0_30 256) 0))) (.cse6 (= (mod v_~z$w_buff1_used~0_108 256) 0)) (.cse4 (= (mod v_~z$w_buff0_used~0_123 256) 0))) (and (= |v_P2Thread1of1ForFork2_#t~nondet4_1| v_~weak$$choice2~0_30) (= (ite .cse0 v_~z$mem_tmp~0_18 v_~__unbuffered_p2_EBX~0_8) v_~z~0_60) (= v_~z$w_buff0_used~0_123 (ite .cse0 v_~z$w_buff0_used~0_124 (ite .cse1 v_~z$w_buff0_used~0_124 (ite .cse2 0 v_~z$w_buff0_used~0_124)))) (= v_~z$w_buff1~0_45 v_~z$w_buff1~0_44) (= |v_P2Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_9) (= v_~z$mem_tmp~0_18 v_~z~0_62) (= (ite .cse0 v_~z$w_buff1_used~0_109 (ite (or .cse3 .cse4 .cse5) v_~z$w_buff1_used~0_109 0)) v_~z$w_buff1_used~0_108) (= v_~__unbuffered_p2_EBX~0_8 (ite .cse1 v_~z~0_62 (ite .cse2 v_~z$w_buff0~0_44 v_~z$w_buff1~0_45))) (= (ite .cse0 v_~z$r_buff0_thd3~0_58 (ite (or (and .cse6 .cse7) .cse4 .cse5) v_~z$r_buff0_thd3~0_58 (ite (and .cse8 (not .cse4)) 0 v_~z$r_buff0_thd3~0_58))) v_~z$r_buff0_thd3~0_57) (= v_~z$flush_delayed~0_21 0) (= v_~z$w_buff0~0_44 v_~z$w_buff0~0_43) (= (ite .cse0 v_~z$r_buff1_thd3~0_50 (ite (let ((.cse9 (= (mod v_~z$r_buff0_thd3~0_57 256) 0))) (or (and .cse6 .cse9) (and .cse9 .cse10) .cse4)) v_~z$r_buff1_thd3~0_50 0)) v_~z$r_buff1_thd3~0_49))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_124, ~z$w_buff0~0=v_~z$w_buff0~0_44, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_50, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_109, ~z$w_buff1~0=v_~z$w_buff1~0_45, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_58, P2Thread1of1ForFork2_#t~nondet4=|v_P2Thread1of1ForFork2_#t~nondet4_1|, ~z~0=v_~z~0_62, P2Thread1of1ForFork2_#t~nondet3=|v_P2Thread1of1ForFork2_#t~nondet3_1|} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_18, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_8, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_123, ~z$w_buff0~0=v_~z$w_buff0~0_43, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_49, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_108, ~z$w_buff1~0=v_~z$w_buff1~0_44, ~z$flush_delayed~0=v_~z$flush_delayed~0_21, ~weak$$choice0~0=v_~weak$$choice0~0_9, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_57, ~z~0=v_~z~0_60, ~weak$$choice2~0=v_~weak$$choice2~0_30} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, ~z$w_buff1~0, P2Thread1of1ForFork2_#t~nondet4, ~z$flush_delayed~0, P2Thread1of1ForFork2_#t~nondet3, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][161], [205#(and (<= 1 ~z$w_buff0_used~0) (= ~z$r_buff0_thd3~0 0) (= ~z$r_buff0_thd1~0 1) (= ~z$r_buff1_thd3~0 0) (<= (div ~z$w_buff0_used~0 256) 0) (= ~z$w_buff0~0 1)), 172#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 262#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 16#L814true, 50#L758true, 191#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), P0Thread1of1ForFork0InUse, 124#true, 140#true, P2Thread1of1ForFork2InUse, 61#L2true, P1Thread1of1ForFork1InUse, 92#L778true, 121#true]) [2022-12-06 16:25:12,508 INFO L382 tUnfolder$Statistics]: this new event has 70 ancestors and is cut-off event [2022-12-06 16:25:12,508 INFO L385 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-12-06 16:25:12,508 INFO L385 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-12-06 16:25:12,508 INFO L385 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-12-06 16:25:12,576 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([345] L798-->L814: Formula: (let ((.cse10 (= (mod v_~z$r_buff1_thd3~0_50 256) 0)) (.cse7 (= (mod v_~z$r_buff0_thd3~0_58 256) 0))) (let ((.cse8 (not .cse7)) (.cse3 (and .cse7 (= (mod v_~z$w_buff1_used~0_109 256) 0))) (.cse11 (= (mod v_~z$w_buff0_used~0_124 256) 0)) (.cse5 (and .cse7 .cse10))) (let ((.cse1 (or .cse3 .cse11 .cse5)) (.cse2 (and .cse8 (not .cse11))) (.cse0 (not (= (mod v_~weak$$choice2~0_30 256) 0))) (.cse6 (= (mod v_~z$w_buff1_used~0_108 256) 0)) (.cse4 (= (mod v_~z$w_buff0_used~0_123 256) 0))) (and (= |v_P2Thread1of1ForFork2_#t~nondet4_1| v_~weak$$choice2~0_30) (= (ite .cse0 v_~z$mem_tmp~0_18 v_~__unbuffered_p2_EBX~0_8) v_~z~0_60) (= v_~z$w_buff0_used~0_123 (ite .cse0 v_~z$w_buff0_used~0_124 (ite .cse1 v_~z$w_buff0_used~0_124 (ite .cse2 0 v_~z$w_buff0_used~0_124)))) (= v_~z$w_buff1~0_45 v_~z$w_buff1~0_44) (= |v_P2Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_9) (= v_~z$mem_tmp~0_18 v_~z~0_62) (= (ite .cse0 v_~z$w_buff1_used~0_109 (ite (or .cse3 .cse4 .cse5) v_~z$w_buff1_used~0_109 0)) v_~z$w_buff1_used~0_108) (= v_~__unbuffered_p2_EBX~0_8 (ite .cse1 v_~z~0_62 (ite .cse2 v_~z$w_buff0~0_44 v_~z$w_buff1~0_45))) (= (ite .cse0 v_~z$r_buff0_thd3~0_58 (ite (or (and .cse6 .cse7) .cse4 .cse5) v_~z$r_buff0_thd3~0_58 (ite (and .cse8 (not .cse4)) 0 v_~z$r_buff0_thd3~0_58))) v_~z$r_buff0_thd3~0_57) (= v_~z$flush_delayed~0_21 0) (= v_~z$w_buff0~0_44 v_~z$w_buff0~0_43) (= (ite .cse0 v_~z$r_buff1_thd3~0_50 (ite (let ((.cse9 (= (mod v_~z$r_buff0_thd3~0_57 256) 0))) (or (and .cse6 .cse9) (and .cse9 .cse10) .cse4)) v_~z$r_buff1_thd3~0_50 0)) v_~z$r_buff1_thd3~0_49))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_124, ~z$w_buff0~0=v_~z$w_buff0~0_44, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_50, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_109, ~z$w_buff1~0=v_~z$w_buff1~0_45, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_58, P2Thread1of1ForFork2_#t~nondet4=|v_P2Thread1of1ForFork2_#t~nondet4_1|, ~z~0=v_~z~0_62, P2Thread1of1ForFork2_#t~nondet3=|v_P2Thread1of1ForFork2_#t~nondet3_1|} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_18, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_8, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_123, ~z$w_buff0~0=v_~z$w_buff0~0_43, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_49, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_108, ~z$w_buff1~0=v_~z$w_buff1~0_44, ~z$flush_delayed~0=v_~z$flush_delayed~0_21, ~weak$$choice0~0=v_~weak$$choice0~0_9, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_57, ~z~0=v_~z~0_60, ~weak$$choice2~0=v_~weak$$choice2~0_30} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, ~z$w_buff1~0, P2Thread1of1ForFork2_#t~nondet4, ~z$flush_delayed~0, P2Thread1of1ForFork2_#t~nondet3, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][219], [205#(and (<= 1 ~z$w_buff0_used~0) (= ~z$r_buff0_thd3~0 0) (= ~z$r_buff0_thd1~0 1) (= ~z$r_buff1_thd3~0 0) (<= (div ~z$w_buff0_used~0 256) 0) (= ~z$w_buff0~0 1)), 193#(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)), 16#L814true, 50#L758true, 174#(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)), 51#L3true, P0Thread1of1ForFork0InUse, 124#true, 140#true, P2Thread1of1ForFork2InUse, P1Thread1of1ForFork1InUse, 264#(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)), 92#L778true, 121#true]) [2022-12-06 16:25:12,576 INFO L382 tUnfolder$Statistics]: this new event has 71 ancestors and is cut-off event [2022-12-06 16:25:12,576 INFO L385 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-12-06 16:25:12,576 INFO L385 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-12-06 16:25:12,576 INFO L385 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-12-06 16:25:12,577 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([331] L758-->L765: Formula: (let ((.cse4 (not (= (mod v_~z$w_buff0_used~0_131 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd1~0_29 256) 0))) (.cse3 (not (= (mod v_~z$r_buff1_thd1~0_20 256) 0)))) (let ((.cse0 (and (not (= (mod v_~z$w_buff1_used~0_117 256) 0)) .cse3)) (.cse2 (and .cse5 (not (= (mod v_~z$w_buff0_used~0_132 256) 0)))) (.cse1 (and .cse5 .cse4))) (and (= v_~z$w_buff1_used~0_116 (ite (or .cse0 .cse1) 0 v_~z$w_buff1_used~0_117)) (= (ite .cse2 v_~z$w_buff0~0_49 (ite .cse0 v_~z$w_buff1~0_50 v_~z~0_71)) v_~z~0_70) (= v_~z$r_buff1_thd1~0_19 (ite (or (and .cse3 (not (= (mod v_~z$w_buff1_used~0_116 256) 0))) (and (not (= (mod v_~z$r_buff0_thd1~0_28 256) 0)) .cse4)) 0 v_~z$r_buff1_thd1~0_20)) (= (ite .cse2 0 v_~z$w_buff0_used~0_132) v_~z$w_buff0_used~0_131) (= v_~z$r_buff0_thd1~0_28 (ite .cse1 0 v_~z$r_buff0_thd1~0_29))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_132, ~z$w_buff0~0=v_~z$w_buff0~0_49, ~z$r_buff1_thd1~0=v_~z$r_buff1_thd1~0_20, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_117, ~z$w_buff1~0=v_~z$w_buff1~0_50, ~z~0=v_~z~0_71, ~z$r_buff0_thd1~0=v_~z$r_buff0_thd1~0_29} OutVars{~z$w_buff0_used~0=v_~z$w_buff0_used~0_131, ~z$w_buff0~0=v_~z$w_buff0~0_49, ~z$r_buff1_thd1~0=v_~z$r_buff1_thd1~0_19, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_116, ~z$w_buff1~0=v_~z$w_buff1~0_50, ~z~0=v_~z~0_70, ~z$r_buff0_thd1~0=v_~z$r_buff0_thd1~0_28} AuxVars[] AssignedVars[~z$w_buff0_used~0, ~z$r_buff1_thd1~0, ~z$w_buff1_used~0, ~z~0, ~z$r_buff0_thd1~0][157], [42#L765true, 172#(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)), 262#(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)), 191#(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)), 97#L798true, P0Thread1of1ForFork0InUse, 124#true, 140#true, 61#L2true, P2Thread1of1ForFork2InUse, P1Thread1of1ForFork1InUse, 206#(and (= ~z~0 1) (= ~z$r_buff0_thd3~0 0) (= ~z$r_buff1_thd3~0 0)), 92#L778true, 121#true]) [2022-12-06 16:25:12,577 INFO L382 tUnfolder$Statistics]: this new event has 70 ancestors and is not cut-off event [2022-12-06 16:25:12,577 INFO L385 tUnfolder$Statistics]: existing Event has 70 ancestors and is not cut-off event [2022-12-06 16:25:12,577 INFO L385 tUnfolder$Statistics]: existing Event has 70 ancestors and is not cut-off event [2022-12-06 16:25:12,577 INFO L385 tUnfolder$Statistics]: existing Event has 70 ancestors and is not cut-off event [2022-12-06 16:25:12,577 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([331] L758-->L765: Formula: (let ((.cse4 (not (= (mod v_~z$w_buff0_used~0_131 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd1~0_29 256) 0))) (.cse3 (not (= (mod v_~z$r_buff1_thd1~0_20 256) 0)))) (let ((.cse0 (and (not (= (mod v_~z$w_buff1_used~0_117 256) 0)) .cse3)) (.cse2 (and .cse5 (not (= (mod v_~z$w_buff0_used~0_132 256) 0)))) (.cse1 (and .cse5 .cse4))) (and (= v_~z$w_buff1_used~0_116 (ite (or .cse0 .cse1) 0 v_~z$w_buff1_used~0_117)) (= (ite .cse2 v_~z$w_buff0~0_49 (ite .cse0 v_~z$w_buff1~0_50 v_~z~0_71)) v_~z~0_70) (= v_~z$r_buff1_thd1~0_19 (ite (or (and .cse3 (not (= (mod v_~z$w_buff1_used~0_116 256) 0))) (and (not (= (mod v_~z$r_buff0_thd1~0_28 256) 0)) .cse4)) 0 v_~z$r_buff1_thd1~0_20)) (= (ite .cse2 0 v_~z$w_buff0_used~0_132) v_~z$w_buff0_used~0_131) (= v_~z$r_buff0_thd1~0_28 (ite .cse1 0 v_~z$r_buff0_thd1~0_29))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_132, ~z$w_buff0~0=v_~z$w_buff0~0_49, ~z$r_buff1_thd1~0=v_~z$r_buff1_thd1~0_20, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_117, ~z$w_buff1~0=v_~z$w_buff1~0_50, ~z~0=v_~z~0_71, ~z$r_buff0_thd1~0=v_~z$r_buff0_thd1~0_29} OutVars{~z$w_buff0_used~0=v_~z$w_buff0_used~0_131, ~z$w_buff0~0=v_~z$w_buff0~0_49, ~z$r_buff1_thd1~0=v_~z$r_buff1_thd1~0_19, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_116, ~z$w_buff1~0=v_~z$w_buff1~0_50, ~z~0=v_~z~0_70, ~z$r_buff0_thd1~0=v_~z$r_buff0_thd1~0_28} AuxVars[] AssignedVars[~z$w_buff0_used~0, ~z$r_buff1_thd1~0, ~z$w_buff1_used~0, ~z~0, ~z$r_buff0_thd1~0][216], [42#L765true, 193#(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)), 97#L798true, 174#(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)), 51#L3true, P0Thread1of1ForFork0InUse, 124#true, 140#true, P2Thread1of1ForFork2InUse, P1Thread1of1ForFork1InUse, 206#(and (= ~z~0 1) (= ~z$r_buff0_thd3~0 0) (= ~z$r_buff1_thd3~0 0)), 264#(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)), 92#L778true, 121#true]) [2022-12-06 16:25:12,577 INFO L382 tUnfolder$Statistics]: this new event has 71 ancestors and is cut-off event [2022-12-06 16:25:12,577 INFO L385 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-12-06 16:25:12,577 INFO L385 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-12-06 16:25:12,577 INFO L385 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-12-06 16:25:12,578 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([338] L778-->L785: Formula: (let ((.cse3 (not (= (mod v_~z$r_buff1_thd2~0_22 256) 0))) (.cse4 (not (= (mod v_~z$w_buff0_used~0_127 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd2~0_24 256) 0)))) (let ((.cse0 (and .cse4 .cse5)) (.cse1 (and (not (= (mod v_~z$w_buff0_used~0_128 256) 0)) .cse5)) (.cse2 (and (not (= (mod v_~z$w_buff1_used~0_113 256) 0)) .cse3))) (and (= v_~z$r_buff0_thd2~0_23 (ite .cse0 0 v_~z$r_buff0_thd2~0_24)) (= v_~z$w_buff0_used~0_127 (ite .cse1 0 v_~z$w_buff0_used~0_128)) (= v_~z$w_buff1_used~0_112 (ite (or .cse2 .cse0) 0 v_~z$w_buff1_used~0_113)) (= v_~z~0_66 (ite .cse1 v_~z$w_buff0~0_47 (ite .cse2 v_~z$w_buff1~0_48 v_~z~0_67))) (= v_~z$r_buff1_thd2~0_21 (ite (or (and .cse3 (not (= 0 (mod v_~z$w_buff1_used~0_112 256)))) (and .cse4 (not (= (mod v_~z$r_buff0_thd2~0_23 256) 0)))) 0 v_~z$r_buff1_thd2~0_22))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_128, ~z$w_buff0~0=v_~z$w_buff0~0_47, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_22, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_113, ~z$w_buff1~0=v_~z$w_buff1~0_48, ~z~0=v_~z~0_67, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_24} OutVars{~z$w_buff0_used~0=v_~z$w_buff0_used~0_127, ~z$w_buff0~0=v_~z$w_buff0~0_47, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_21, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_112, ~z$w_buff1~0=v_~z$w_buff1~0_48, ~z~0=v_~z~0_66, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_23} AuxVars[] AssignedVars[~z$w_buff0_used~0, ~z$r_buff1_thd2~0, ~z$w_buff1_used~0, ~z~0, ~z$r_buff0_thd2~0][215], [111#L785true, 193#(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)), 50#L758true, 97#L798true, 174#(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)), 51#L3true, P0Thread1of1ForFork0InUse, 124#true, 140#true, P2Thread1of1ForFork2InUse, P1Thread1of1ForFork1InUse, 264#(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)), 121#true, 204#(= ~z$r_buff0_thd3~0 0)]) [2022-12-06 16:25:12,578 INFO L382 tUnfolder$Statistics]: this new event has 71 ancestors and is cut-off event [2022-12-06 16:25:12,578 INFO L385 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-12-06 16:25:12,578 INFO L385 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-12-06 16:25:12,578 INFO L385 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-12-06 16:25:12,692 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([345] L798-->L814: Formula: (let ((.cse10 (= (mod v_~z$r_buff1_thd3~0_50 256) 0)) (.cse7 (= (mod v_~z$r_buff0_thd3~0_58 256) 0))) (let ((.cse8 (not .cse7)) (.cse3 (and .cse7 (= (mod v_~z$w_buff1_used~0_109 256) 0))) (.cse11 (= (mod v_~z$w_buff0_used~0_124 256) 0)) (.cse5 (and .cse7 .cse10))) (let ((.cse1 (or .cse3 .cse11 .cse5)) (.cse2 (and .cse8 (not .cse11))) (.cse0 (not (= (mod v_~weak$$choice2~0_30 256) 0))) (.cse6 (= (mod v_~z$w_buff1_used~0_108 256) 0)) (.cse4 (= (mod v_~z$w_buff0_used~0_123 256) 0))) (and (= |v_P2Thread1of1ForFork2_#t~nondet4_1| v_~weak$$choice2~0_30) (= (ite .cse0 v_~z$mem_tmp~0_18 v_~__unbuffered_p2_EBX~0_8) v_~z~0_60) (= v_~z$w_buff0_used~0_123 (ite .cse0 v_~z$w_buff0_used~0_124 (ite .cse1 v_~z$w_buff0_used~0_124 (ite .cse2 0 v_~z$w_buff0_used~0_124)))) (= v_~z$w_buff1~0_45 v_~z$w_buff1~0_44) (= |v_P2Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_9) (= v_~z$mem_tmp~0_18 v_~z~0_62) (= (ite .cse0 v_~z$w_buff1_used~0_109 (ite (or .cse3 .cse4 .cse5) v_~z$w_buff1_used~0_109 0)) v_~z$w_buff1_used~0_108) (= v_~__unbuffered_p2_EBX~0_8 (ite .cse1 v_~z~0_62 (ite .cse2 v_~z$w_buff0~0_44 v_~z$w_buff1~0_45))) (= (ite .cse0 v_~z$r_buff0_thd3~0_58 (ite (or (and .cse6 .cse7) .cse4 .cse5) v_~z$r_buff0_thd3~0_58 (ite (and .cse8 (not .cse4)) 0 v_~z$r_buff0_thd3~0_58))) v_~z$r_buff0_thd3~0_57) (= v_~z$flush_delayed~0_21 0) (= v_~z$w_buff0~0_44 v_~z$w_buff0~0_43) (= (ite .cse0 v_~z$r_buff1_thd3~0_50 (ite (let ((.cse9 (= (mod v_~z$r_buff0_thd3~0_57 256) 0))) (or (and .cse6 .cse9) (and .cse9 .cse10) .cse4)) v_~z$r_buff1_thd3~0_50 0)) v_~z$r_buff1_thd3~0_49))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_124, ~z$w_buff0~0=v_~z$w_buff0~0_44, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_50, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_109, ~z$w_buff1~0=v_~z$w_buff1~0_45, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_58, P2Thread1of1ForFork2_#t~nondet4=|v_P2Thread1of1ForFork2_#t~nondet4_1|, ~z~0=v_~z~0_62, P2Thread1of1ForFork2_#t~nondet3=|v_P2Thread1of1ForFork2_#t~nondet3_1|} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_18, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_8, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_123, ~z$w_buff0~0=v_~z$w_buff0~0_43, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_49, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_108, ~z$w_buff1~0=v_~z$w_buff1~0_44, ~z$flush_delayed~0=v_~z$flush_delayed~0_21, ~weak$$choice0~0=v_~weak$$choice0~0_9, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_57, ~z~0=v_~z~0_60, ~weak$$choice2~0=v_~weak$$choice2~0_30} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, ~z$w_buff1~0, P2Thread1of1ForFork2_#t~nondet4, ~z$flush_delayed~0, P2Thread1of1ForFork2_#t~nondet3, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][219], [205#(and (<= 1 ~z$w_buff0_used~0) (= ~z$r_buff0_thd3~0 0) (= ~z$r_buff0_thd1~0 1) (= ~z$r_buff1_thd3~0 0) (<= (div ~z$w_buff0_used~0 256) 0) (= ~z$w_buff0~0 1)), 193#(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)), 16#L814true, 50#L758true, 109#L3-1true, 174#(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)), P0Thread1of1ForFork0InUse, 124#true, 140#true, P2Thread1of1ForFork2InUse, P1Thread1of1ForFork1InUse, 264#(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)), 92#L778true, 121#true]) [2022-12-06 16:25:12,692 INFO L382 tUnfolder$Statistics]: this new event has 72 ancestors and is cut-off event [2022-12-06 16:25:12,692 INFO L385 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-12-06 16:25:12,692 INFO L385 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-12-06 16:25:12,692 INFO L385 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-12-06 16:25:12,694 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([331] L758-->L765: Formula: (let ((.cse4 (not (= (mod v_~z$w_buff0_used~0_131 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd1~0_29 256) 0))) (.cse3 (not (= (mod v_~z$r_buff1_thd1~0_20 256) 0)))) (let ((.cse0 (and (not (= (mod v_~z$w_buff1_used~0_117 256) 0)) .cse3)) (.cse2 (and .cse5 (not (= (mod v_~z$w_buff0_used~0_132 256) 0)))) (.cse1 (and .cse5 .cse4))) (and (= v_~z$w_buff1_used~0_116 (ite (or .cse0 .cse1) 0 v_~z$w_buff1_used~0_117)) (= (ite .cse2 v_~z$w_buff0~0_49 (ite .cse0 v_~z$w_buff1~0_50 v_~z~0_71)) v_~z~0_70) (= v_~z$r_buff1_thd1~0_19 (ite (or (and .cse3 (not (= (mod v_~z$w_buff1_used~0_116 256) 0))) (and (not (= (mod v_~z$r_buff0_thd1~0_28 256) 0)) .cse4)) 0 v_~z$r_buff1_thd1~0_20)) (= (ite .cse2 0 v_~z$w_buff0_used~0_132) v_~z$w_buff0_used~0_131) (= v_~z$r_buff0_thd1~0_28 (ite .cse1 0 v_~z$r_buff0_thd1~0_29))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_132, ~z$w_buff0~0=v_~z$w_buff0~0_49, ~z$r_buff1_thd1~0=v_~z$r_buff1_thd1~0_20, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_117, ~z$w_buff1~0=v_~z$w_buff1~0_50, ~z~0=v_~z~0_71, ~z$r_buff0_thd1~0=v_~z$r_buff0_thd1~0_29} OutVars{~z$w_buff0_used~0=v_~z$w_buff0_used~0_131, ~z$w_buff0~0=v_~z$w_buff0~0_49, ~z$r_buff1_thd1~0=v_~z$r_buff1_thd1~0_19, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_116, ~z$w_buff1~0=v_~z$w_buff1~0_50, ~z~0=v_~z~0_70, ~z$r_buff0_thd1~0=v_~z$r_buff0_thd1~0_28} AuxVars[] AssignedVars[~z$w_buff0_used~0, ~z$r_buff1_thd1~0, ~z$w_buff1_used~0, ~z~0, ~z$r_buff0_thd1~0][216], [42#L765true, 193#(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)), 109#L3-1true, 97#L798true, 174#(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)), 124#true, 140#true, P0Thread1of1ForFork0InUse, P2Thread1of1ForFork2InUse, P1Thread1of1ForFork1InUse, 206#(and (= ~z~0 1) (= ~z$r_buff0_thd3~0 0) (= ~z$r_buff1_thd3~0 0)), 264#(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)), 121#true, 92#L778true]) [2022-12-06 16:25:12,694 INFO L382 tUnfolder$Statistics]: this new event has 72 ancestors and is cut-off event [2022-12-06 16:25:12,694 INFO L385 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-12-06 16:25:12,694 INFO L385 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-12-06 16:25:12,694 INFO L385 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-12-06 16:25:12,695 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([338] L778-->L785: Formula: (let ((.cse3 (not (= (mod v_~z$r_buff1_thd2~0_22 256) 0))) (.cse4 (not (= (mod v_~z$w_buff0_used~0_127 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd2~0_24 256) 0)))) (let ((.cse0 (and .cse4 .cse5)) (.cse1 (and (not (= (mod v_~z$w_buff0_used~0_128 256) 0)) .cse5)) (.cse2 (and (not (= (mod v_~z$w_buff1_used~0_113 256) 0)) .cse3))) (and (= v_~z$r_buff0_thd2~0_23 (ite .cse0 0 v_~z$r_buff0_thd2~0_24)) (= v_~z$w_buff0_used~0_127 (ite .cse1 0 v_~z$w_buff0_used~0_128)) (= v_~z$w_buff1_used~0_112 (ite (or .cse2 .cse0) 0 v_~z$w_buff1_used~0_113)) (= v_~z~0_66 (ite .cse1 v_~z$w_buff0~0_47 (ite .cse2 v_~z$w_buff1~0_48 v_~z~0_67))) (= v_~z$r_buff1_thd2~0_21 (ite (or (and .cse3 (not (= 0 (mod v_~z$w_buff1_used~0_112 256)))) (and .cse4 (not (= (mod v_~z$r_buff0_thd2~0_23 256) 0)))) 0 v_~z$r_buff1_thd2~0_22))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_128, ~z$w_buff0~0=v_~z$w_buff0~0_47, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_22, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_113, ~z$w_buff1~0=v_~z$w_buff1~0_48, ~z~0=v_~z~0_67, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_24} OutVars{~z$w_buff0_used~0=v_~z$w_buff0_used~0_127, ~z$w_buff0~0=v_~z$w_buff0~0_47, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_21, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_112, ~z$w_buff1~0=v_~z$w_buff1~0_48, ~z~0=v_~z~0_66, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_23} AuxVars[] AssignedVars[~z$w_buff0_used~0, ~z$r_buff1_thd2~0, ~z$w_buff1_used~0, ~z~0, ~z$r_buff0_thd2~0][215], [111#L785true, 193#(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)), 50#L758true, 109#L3-1true, 97#L798true, 174#(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)), P0Thread1of1ForFork0InUse, 124#true, 140#true, P2Thread1of1ForFork2InUse, P1Thread1of1ForFork1InUse, 264#(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)), 121#true, 204#(= ~z$r_buff0_thd3~0 0)]) [2022-12-06 16:25:12,695 INFO L382 tUnfolder$Statistics]: this new event has 72 ancestors and is cut-off event [2022-12-06 16:25:12,695 INFO L385 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-12-06 16:25:12,695 INFO L385 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-12-06 16:25:12,695 INFO L385 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-12-06 16:25:13,362 INFO L130 PetriNetUnfolder]: 4341/8887 cut-off events. [2022-12-06 16:25:13,362 INFO L131 PetriNetUnfolder]: For 27447/36739 co-relation queries the response was YES. [2022-12-06 16:25:13,382 INFO L83 FinitePrefix]: Finished finitePrefix Result has 41648 conditions, 8887 events. 4341/8887 cut-off events. For 27447/36739 co-relation queries the response was YES. Maximal size of possible extension queue 695. Compared 80232 event pairs, 113 based on Foata normal form. 841/9504 useless extension candidates. Maximal degree in co-relation 41562. Up to 2994 conditions per place. [2022-12-06 16:25:13,399 INFO L137 encePairwiseOnDemand]: 100/110 looper letters, 276 selfloop transitions, 44 changer transitions 421/844 dead transitions. [2022-12-06 16:25:13,399 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 170 places, 844 transitions, 11300 flow [2022-12-06 16:25:13,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-12-06 16:25:13,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2022-12-06 16:25:13,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 1484 transitions. [2022-12-06 16:25:13,402 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.8431818181818181 [2022-12-06 16:25:13,403 INFO L294 CegarLoopForPetriNet]: 115 programPoint places, 55 predicate places. [2022-12-06 16:25:13,403 INFO L495 AbstractCegarLoop]: Abstraction has has 170 places, 844 transitions, 11300 flow [2022-12-06 16:25:13,403 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 88.125) internal successors, (705), 8 states have internal predecessors, (705), 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) [2022-12-06 16:25:13,403 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 16:25:13,403 INFO L213 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] [2022-12-06 16:25:13,403 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-06 16:25:13,404 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2022-12-06 16:25:13,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 16:25:13,404 INFO L85 PathProgramCache]: Analyzing trace with hash -1439047542, now seen corresponding path program 1 times [2022-12-06 16:25:13,404 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 16:25:13,404 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1626397664] [2022-12-06 16:25:13,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 16:25:13,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 16:25:13,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 16:25:14,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-06 16:25:14,170 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 16:25:14,170 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1626397664] [2022-12-06 16:25:14,170 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1626397664] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 16:25:14,170 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 16:25:14,170 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-12-06 16:25:14,170 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1149162313] [2022-12-06 16:25:14,170 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 16:25:14,171 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-12-06 16:25:14,171 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 16:25:14,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-12-06 16:25:14,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2022-12-06 16:25:14,172 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 74 out of 110 [2022-12-06 16:25:14,173 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 170 places, 844 transitions, 11300 flow. Second operand has 11 states, 11 states have (on average 76.81818181818181) internal successors, (845), 11 states have internal predecessors, (845), 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) [2022-12-06 16:25:14,173 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 16:25:14,173 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 74 of 110 [2022-12-06 16:25:14,173 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 16:25:14,836 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([345] L798-->L814: Formula: (let ((.cse10 (= (mod v_~z$r_buff1_thd3~0_50 256) 0)) (.cse7 (= (mod v_~z$r_buff0_thd3~0_58 256) 0))) (let ((.cse8 (not .cse7)) (.cse3 (and .cse7 (= (mod v_~z$w_buff1_used~0_109 256) 0))) (.cse11 (= (mod v_~z$w_buff0_used~0_124 256) 0)) (.cse5 (and .cse7 .cse10))) (let ((.cse1 (or .cse3 .cse11 .cse5)) (.cse2 (and .cse8 (not .cse11))) (.cse0 (not (= (mod v_~weak$$choice2~0_30 256) 0))) (.cse6 (= (mod v_~z$w_buff1_used~0_108 256) 0)) (.cse4 (= (mod v_~z$w_buff0_used~0_123 256) 0))) (and (= |v_P2Thread1of1ForFork2_#t~nondet4_1| v_~weak$$choice2~0_30) (= (ite .cse0 v_~z$mem_tmp~0_18 v_~__unbuffered_p2_EBX~0_8) v_~z~0_60) (= v_~z$w_buff0_used~0_123 (ite .cse0 v_~z$w_buff0_used~0_124 (ite .cse1 v_~z$w_buff0_used~0_124 (ite .cse2 0 v_~z$w_buff0_used~0_124)))) (= v_~z$w_buff1~0_45 v_~z$w_buff1~0_44) (= |v_P2Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_9) (= v_~z$mem_tmp~0_18 v_~z~0_62) (= (ite .cse0 v_~z$w_buff1_used~0_109 (ite (or .cse3 .cse4 .cse5) v_~z$w_buff1_used~0_109 0)) v_~z$w_buff1_used~0_108) (= v_~__unbuffered_p2_EBX~0_8 (ite .cse1 v_~z~0_62 (ite .cse2 v_~z$w_buff0~0_44 v_~z$w_buff1~0_45))) (= (ite .cse0 v_~z$r_buff0_thd3~0_58 (ite (or (and .cse6 .cse7) .cse4 .cse5) v_~z$r_buff0_thd3~0_58 (ite (and .cse8 (not .cse4)) 0 v_~z$r_buff0_thd3~0_58))) v_~z$r_buff0_thd3~0_57) (= v_~z$flush_delayed~0_21 0) (= v_~z$w_buff0~0_44 v_~z$w_buff0~0_43) (= (ite .cse0 v_~z$r_buff1_thd3~0_50 (ite (let ((.cse9 (= (mod v_~z$r_buff0_thd3~0_57 256) 0))) (or (and .cse6 .cse9) (and .cse9 .cse10) .cse4)) v_~z$r_buff1_thd3~0_50 0)) v_~z$r_buff1_thd3~0_49))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_124, ~z$w_buff0~0=v_~z$w_buff0~0_44, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_50, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_109, ~z$w_buff1~0=v_~z$w_buff1~0_45, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_58, P2Thread1of1ForFork2_#t~nondet4=|v_P2Thread1of1ForFork2_#t~nondet4_1|, ~z~0=v_~z~0_62, P2Thread1of1ForFork2_#t~nondet3=|v_P2Thread1of1ForFork2_#t~nondet3_1|} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_18, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_8, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_123, ~z$w_buff0~0=v_~z$w_buff0~0_43, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_49, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_108, ~z$w_buff1~0=v_~z$w_buff1~0_44, ~z$flush_delayed~0=v_~z$flush_delayed~0_21, ~weak$$choice0~0=v_~weak$$choice0~0_9, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_57, ~z~0=v_~z~0_60, ~weak$$choice2~0=v_~weak$$choice2~0_30} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, ~z$w_buff1~0, P2Thread1of1ForFork2_#t~nondet4, ~z$flush_delayed~0, P2Thread1of1ForFork2_#t~nondet3, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][161], [281#(and (<= 1 ~z$w_buff0_used~0) (= ~z$r_buff0_thd3~0 0) (= ~z$r_buff0_thd1~0 1) (= ~z$r_buff1_thd3~0 0) (= ~z$w_buff0~0 ~z$r_buff0_thd1~0) (= ~z$r_buff0_thd2~0 0) (<= (div ~z$w_buff0_used~0 256) 0) (= ~z$r_buff1_thd2~0 0)), 205#(and (<= 1 ~z$w_buff0_used~0) (= ~z$r_buff0_thd3~0 0) (= ~z$r_buff0_thd1~0 1) (= ~z$r_buff1_thd3~0 0) (<= (div ~z$w_buff0_used~0 256) 0) (= ~z$w_buff0~0 1)), 172#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 262#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 16#L814true, 191#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), 50#L758true, P0Thread1of1ForFork0InUse, 124#true, 140#true, P2Thread1of1ForFork2InUse, 61#L2true, P1Thread1of1ForFork1InUse, 92#L778true, 121#true]) [2022-12-06 16:25:14,836 INFO L382 tUnfolder$Statistics]: this new event has 70 ancestors and is cut-off event [2022-12-06 16:25:14,836 INFO L385 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-12-06 16:25:14,836 INFO L385 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-12-06 16:25:14,836 INFO L385 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-12-06 16:25:14,836 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([338] L778-->L785: Formula: (let ((.cse3 (not (= (mod v_~z$r_buff1_thd2~0_22 256) 0))) (.cse4 (not (= (mod v_~z$w_buff0_used~0_127 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd2~0_24 256) 0)))) (let ((.cse0 (and .cse4 .cse5)) (.cse1 (and (not (= (mod v_~z$w_buff0_used~0_128 256) 0)) .cse5)) (.cse2 (and (not (= (mod v_~z$w_buff1_used~0_113 256) 0)) .cse3))) (and (= v_~z$r_buff0_thd2~0_23 (ite .cse0 0 v_~z$r_buff0_thd2~0_24)) (= v_~z$w_buff0_used~0_127 (ite .cse1 0 v_~z$w_buff0_used~0_128)) (= v_~z$w_buff1_used~0_112 (ite (or .cse2 .cse0) 0 v_~z$w_buff1_used~0_113)) (= v_~z~0_66 (ite .cse1 v_~z$w_buff0~0_47 (ite .cse2 v_~z$w_buff1~0_48 v_~z~0_67))) (= v_~z$r_buff1_thd2~0_21 (ite (or (and .cse3 (not (= 0 (mod v_~z$w_buff1_used~0_112 256)))) (and .cse4 (not (= (mod v_~z$r_buff0_thd2~0_23 256) 0)))) 0 v_~z$r_buff1_thd2~0_22))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_128, ~z$w_buff0~0=v_~z$w_buff0~0_47, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_22, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_113, ~z$w_buff1~0=v_~z$w_buff1~0_48, ~z~0=v_~z~0_67, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_24} OutVars{~z$w_buff0_used~0=v_~z$w_buff0_used~0_127, ~z$w_buff0~0=v_~z$w_buff0~0_47, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_21, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_112, ~z$w_buff1~0=v_~z$w_buff1~0_48, ~z~0=v_~z~0_66, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_23} AuxVars[] AssignedVars[~z$w_buff0_used~0, ~z$r_buff1_thd2~0, ~z$w_buff1_used~0, ~z~0, ~z$r_buff0_thd2~0][213], [281#(and (<= 1 ~z$w_buff0_used~0) (= ~z$r_buff0_thd3~0 0) (= ~z$r_buff0_thd1~0 1) (= ~z$r_buff1_thd3~0 0) (= ~z$w_buff0~0 ~z$r_buff0_thd1~0) (= ~z$r_buff0_thd2~0 0) (<= (div ~z$w_buff0_used~0 256) 0) (= ~z$r_buff1_thd2~0 0)), 111#L785true, 172#(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)), 262#(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)), 191#(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)), 50#L758true, 97#L798true, 124#true, 140#true, P0Thread1of1ForFork0InUse, P2Thread1of1ForFork2InUse, 61#L2true, P1Thread1of1ForFork1InUse, 121#true, 204#(= ~z$r_buff0_thd3~0 0)]) [2022-12-06 16:25:14,836 INFO L382 tUnfolder$Statistics]: this new event has 70 ancestors and is cut-off event [2022-12-06 16:25:14,836 INFO L385 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-12-06 16:25:14,837 INFO L385 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-12-06 16:25:14,837 INFO L385 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-12-06 16:25:14,874 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([345] L798-->L814: Formula: (let ((.cse10 (= (mod v_~z$r_buff1_thd3~0_50 256) 0)) (.cse7 (= (mod v_~z$r_buff0_thd3~0_58 256) 0))) (let ((.cse8 (not .cse7)) (.cse3 (and .cse7 (= (mod v_~z$w_buff1_used~0_109 256) 0))) (.cse11 (= (mod v_~z$w_buff0_used~0_124 256) 0)) (.cse5 (and .cse7 .cse10))) (let ((.cse1 (or .cse3 .cse11 .cse5)) (.cse2 (and .cse8 (not .cse11))) (.cse0 (not (= (mod v_~weak$$choice2~0_30 256) 0))) (.cse6 (= (mod v_~z$w_buff1_used~0_108 256) 0)) (.cse4 (= (mod v_~z$w_buff0_used~0_123 256) 0))) (and (= |v_P2Thread1of1ForFork2_#t~nondet4_1| v_~weak$$choice2~0_30) (= (ite .cse0 v_~z$mem_tmp~0_18 v_~__unbuffered_p2_EBX~0_8) v_~z~0_60) (= v_~z$w_buff0_used~0_123 (ite .cse0 v_~z$w_buff0_used~0_124 (ite .cse1 v_~z$w_buff0_used~0_124 (ite .cse2 0 v_~z$w_buff0_used~0_124)))) (= v_~z$w_buff1~0_45 v_~z$w_buff1~0_44) (= |v_P2Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_9) (= v_~z$mem_tmp~0_18 v_~z~0_62) (= (ite .cse0 v_~z$w_buff1_used~0_109 (ite (or .cse3 .cse4 .cse5) v_~z$w_buff1_used~0_109 0)) v_~z$w_buff1_used~0_108) (= v_~__unbuffered_p2_EBX~0_8 (ite .cse1 v_~z~0_62 (ite .cse2 v_~z$w_buff0~0_44 v_~z$w_buff1~0_45))) (= (ite .cse0 v_~z$r_buff0_thd3~0_58 (ite (or (and .cse6 .cse7) .cse4 .cse5) v_~z$r_buff0_thd3~0_58 (ite (and .cse8 (not .cse4)) 0 v_~z$r_buff0_thd3~0_58))) v_~z$r_buff0_thd3~0_57) (= v_~z$flush_delayed~0_21 0) (= v_~z$w_buff0~0_44 v_~z$w_buff0~0_43) (= (ite .cse0 v_~z$r_buff1_thd3~0_50 (ite (let ((.cse9 (= (mod v_~z$r_buff0_thd3~0_57 256) 0))) (or (and .cse6 .cse9) (and .cse9 .cse10) .cse4)) v_~z$r_buff1_thd3~0_50 0)) v_~z$r_buff1_thd3~0_49))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_124, ~z$w_buff0~0=v_~z$w_buff0~0_44, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_50, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_109, ~z$w_buff1~0=v_~z$w_buff1~0_45, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_58, P2Thread1of1ForFork2_#t~nondet4=|v_P2Thread1of1ForFork2_#t~nondet4_1|, ~z~0=v_~z~0_62, P2Thread1of1ForFork2_#t~nondet3=|v_P2Thread1of1ForFork2_#t~nondet3_1|} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_18, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_8, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_123, ~z$w_buff0~0=v_~z$w_buff0~0_43, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_49, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_108, ~z$w_buff1~0=v_~z$w_buff1~0_44, ~z$flush_delayed~0=v_~z$flush_delayed~0_21, ~weak$$choice0~0=v_~weak$$choice0~0_9, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_57, ~z~0=v_~z~0_60, ~weak$$choice2~0=v_~weak$$choice2~0_30} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, ~z$w_buff1~0, P2Thread1of1ForFork2_#t~nondet4, ~z$flush_delayed~0, P2Thread1of1ForFork2_#t~nondet3, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][229], [281#(and (<= 1 ~z$w_buff0_used~0) (= ~z$r_buff0_thd3~0 0) (= ~z$r_buff0_thd1~0 1) (= ~z$r_buff1_thd3~0 0) (= ~z$w_buff0~0 ~z$r_buff0_thd1~0) (= ~z$r_buff0_thd2~0 0) (<= (div ~z$w_buff0_used~0 256) 0) (= ~z$r_buff1_thd2~0 0)), 205#(and (<= 1 ~z$w_buff0_used~0) (= ~z$r_buff0_thd3~0 0) (= ~z$r_buff0_thd1~0 1) (= ~z$r_buff1_thd3~0 0) (<= (div ~z$w_buff0_used~0 256) 0) (= ~z$w_buff0~0 1)), 193#(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)), 16#L814true, 50#L758true, 174#(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)), 51#L3true, P0Thread1of1ForFork0InUse, 124#true, 140#true, P2Thread1of1ForFork2InUse, P1Thread1of1ForFork1InUse, 264#(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)), 121#true, 92#L778true]) [2022-12-06 16:25:14,875 INFO L382 tUnfolder$Statistics]: this new event has 71 ancestors and is cut-off event [2022-12-06 16:25:14,875 INFO L385 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-12-06 16:25:14,875 INFO L385 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-12-06 16:25:14,875 INFO L385 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-12-06 16:25:14,875 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([331] L758-->L765: Formula: (let ((.cse4 (not (= (mod v_~z$w_buff0_used~0_131 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd1~0_29 256) 0))) (.cse3 (not (= (mod v_~z$r_buff1_thd1~0_20 256) 0)))) (let ((.cse0 (and (not (= (mod v_~z$w_buff1_used~0_117 256) 0)) .cse3)) (.cse2 (and .cse5 (not (= (mod v_~z$w_buff0_used~0_132 256) 0)))) (.cse1 (and .cse5 .cse4))) (and (= v_~z$w_buff1_used~0_116 (ite (or .cse0 .cse1) 0 v_~z$w_buff1_used~0_117)) (= (ite .cse2 v_~z$w_buff0~0_49 (ite .cse0 v_~z$w_buff1~0_50 v_~z~0_71)) v_~z~0_70) (= v_~z$r_buff1_thd1~0_19 (ite (or (and .cse3 (not (= (mod v_~z$w_buff1_used~0_116 256) 0))) (and (not (= (mod v_~z$r_buff0_thd1~0_28 256) 0)) .cse4)) 0 v_~z$r_buff1_thd1~0_20)) (= (ite .cse2 0 v_~z$w_buff0_used~0_132) v_~z$w_buff0_used~0_131) (= v_~z$r_buff0_thd1~0_28 (ite .cse1 0 v_~z$r_buff0_thd1~0_29))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_132, ~z$w_buff0~0=v_~z$w_buff0~0_49, ~z$r_buff1_thd1~0=v_~z$r_buff1_thd1~0_20, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_117, ~z$w_buff1~0=v_~z$w_buff1~0_50, ~z~0=v_~z~0_71, ~z$r_buff0_thd1~0=v_~z$r_buff0_thd1~0_29} OutVars{~z$w_buff0_used~0=v_~z$w_buff0_used~0_131, ~z$w_buff0~0=v_~z$w_buff0~0_49, ~z$r_buff1_thd1~0=v_~z$r_buff1_thd1~0_19, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_116, ~z$w_buff1~0=v_~z$w_buff1~0_50, ~z~0=v_~z~0_70, ~z$r_buff0_thd1~0=v_~z$r_buff0_thd1~0_28} AuxVars[] AssignedVars[~z$w_buff0_used~0, ~z$r_buff1_thd1~0, ~z$w_buff1_used~0, ~z~0, ~z$r_buff0_thd1~0][165], [42#L765true, 172#(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)), 262#(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)), 191#(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)), 97#L798true, P0Thread1of1ForFork0InUse, 124#true, 140#true, P2Thread1of1ForFork2InUse, 61#L2true, P1Thread1of1ForFork1InUse, 282#(and (= ~z$r_buff0_thd3~0 0) (= ~z$r_buff1_thd3~0 0) (= ~z$r_buff0_thd2~0 0) (not (= ~z~0 0)) (= ~z$r_buff1_thd2~0 0)), 206#(and (= ~z~0 1) (= ~z$r_buff0_thd3~0 0) (= ~z$r_buff1_thd3~0 0)), 121#true, 92#L778true]) [2022-12-06 16:25:14,875 INFO L382 tUnfolder$Statistics]: this new event has 70 ancestors and is not cut-off event [2022-12-06 16:25:14,876 INFO L385 tUnfolder$Statistics]: existing Event has 70 ancestors and is not cut-off event [2022-12-06 16:25:14,876 INFO L385 tUnfolder$Statistics]: existing Event has 70 ancestors and is not cut-off event [2022-12-06 16:25:14,876 INFO L385 tUnfolder$Statistics]: existing Event has 70 ancestors and is not cut-off event [2022-12-06 16:25:14,876 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([331] L758-->L765: Formula: (let ((.cse4 (not (= (mod v_~z$w_buff0_used~0_131 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd1~0_29 256) 0))) (.cse3 (not (= (mod v_~z$r_buff1_thd1~0_20 256) 0)))) (let ((.cse0 (and (not (= (mod v_~z$w_buff1_used~0_117 256) 0)) .cse3)) (.cse2 (and .cse5 (not (= (mod v_~z$w_buff0_used~0_132 256) 0)))) (.cse1 (and .cse5 .cse4))) (and (= v_~z$w_buff1_used~0_116 (ite (or .cse0 .cse1) 0 v_~z$w_buff1_used~0_117)) (= (ite .cse2 v_~z$w_buff0~0_49 (ite .cse0 v_~z$w_buff1~0_50 v_~z~0_71)) v_~z~0_70) (= v_~z$r_buff1_thd1~0_19 (ite (or (and .cse3 (not (= (mod v_~z$w_buff1_used~0_116 256) 0))) (and (not (= (mod v_~z$r_buff0_thd1~0_28 256) 0)) .cse4)) 0 v_~z$r_buff1_thd1~0_20)) (= (ite .cse2 0 v_~z$w_buff0_used~0_132) v_~z$w_buff0_used~0_131) (= v_~z$r_buff0_thd1~0_28 (ite .cse1 0 v_~z$r_buff0_thd1~0_29))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_132, ~z$w_buff0~0=v_~z$w_buff0~0_49, ~z$r_buff1_thd1~0=v_~z$r_buff1_thd1~0_20, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_117, ~z$w_buff1~0=v_~z$w_buff1~0_50, ~z~0=v_~z~0_71, ~z$r_buff0_thd1~0=v_~z$r_buff0_thd1~0_29} OutVars{~z$w_buff0_used~0=v_~z$w_buff0_used~0_131, ~z$w_buff0~0=v_~z$w_buff0~0_49, ~z$r_buff1_thd1~0=v_~z$r_buff1_thd1~0_19, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_116, ~z$w_buff1~0=v_~z$w_buff1~0_50, ~z~0=v_~z~0_70, ~z$r_buff0_thd1~0=v_~z$r_buff0_thd1~0_28} AuxVars[] AssignedVars[~z$w_buff0_used~0, ~z$r_buff1_thd1~0, ~z$w_buff1_used~0, ~z~0, ~z$r_buff0_thd1~0][225], [42#L765true, 193#(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)), 97#L798true, 174#(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)), 51#L3true, P0Thread1of1ForFork0InUse, 124#true, 140#true, P2Thread1of1ForFork2InUse, P1Thread1of1ForFork1InUse, 282#(and (= ~z$r_buff0_thd3~0 0) (= ~z$r_buff1_thd3~0 0) (= ~z$r_buff0_thd2~0 0) (not (= ~z~0 0)) (= ~z$r_buff1_thd2~0 0)), 206#(and (= ~z~0 1) (= ~z$r_buff0_thd3~0 0) (= ~z$r_buff1_thd3~0 0)), 264#(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)), 121#true, 92#L778true]) [2022-12-06 16:25:14,876 INFO L382 tUnfolder$Statistics]: this new event has 71 ancestors and is cut-off event [2022-12-06 16:25:14,876 INFO L385 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-12-06 16:25:14,876 INFO L385 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-12-06 16:25:14,876 INFO L385 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-12-06 16:25:14,877 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([338] L778-->L785: Formula: (let ((.cse3 (not (= (mod v_~z$r_buff1_thd2~0_22 256) 0))) (.cse4 (not (= (mod v_~z$w_buff0_used~0_127 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd2~0_24 256) 0)))) (let ((.cse0 (and .cse4 .cse5)) (.cse1 (and (not (= (mod v_~z$w_buff0_used~0_128 256) 0)) .cse5)) (.cse2 (and (not (= (mod v_~z$w_buff1_used~0_113 256) 0)) .cse3))) (and (= v_~z$r_buff0_thd2~0_23 (ite .cse0 0 v_~z$r_buff0_thd2~0_24)) (= v_~z$w_buff0_used~0_127 (ite .cse1 0 v_~z$w_buff0_used~0_128)) (= v_~z$w_buff1_used~0_112 (ite (or .cse2 .cse0) 0 v_~z$w_buff1_used~0_113)) (= v_~z~0_66 (ite .cse1 v_~z$w_buff0~0_47 (ite .cse2 v_~z$w_buff1~0_48 v_~z~0_67))) (= v_~z$r_buff1_thd2~0_21 (ite (or (and .cse3 (not (= 0 (mod v_~z$w_buff1_used~0_112 256)))) (and .cse4 (not (= (mod v_~z$r_buff0_thd2~0_23 256) 0)))) 0 v_~z$r_buff1_thd2~0_22))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_128, ~z$w_buff0~0=v_~z$w_buff0~0_47, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_22, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_113, ~z$w_buff1~0=v_~z$w_buff1~0_48, ~z~0=v_~z~0_67, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_24} OutVars{~z$w_buff0_used~0=v_~z$w_buff0_used~0_127, ~z$w_buff0~0=v_~z$w_buff0~0_47, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_21, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_112, ~z$w_buff1~0=v_~z$w_buff1~0_48, ~z~0=v_~z~0_66, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_23} AuxVars[] AssignedVars[~z$w_buff0_used~0, ~z$r_buff1_thd2~0, ~z$w_buff1_used~0, ~z~0, ~z$r_buff0_thd2~0][222], [281#(and (<= 1 ~z$w_buff0_used~0) (= ~z$r_buff0_thd3~0 0) (= ~z$r_buff0_thd1~0 1) (= ~z$r_buff1_thd3~0 0) (= ~z$w_buff0~0 ~z$r_buff0_thd1~0) (= ~z$r_buff0_thd2~0 0) (<= (div ~z$w_buff0_used~0 256) 0) (= ~z$r_buff1_thd2~0 0)), 111#L785true, 193#(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)), 50#L758true, 97#L798true, 174#(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)), 51#L3true, 124#true, 140#true, P0Thread1of1ForFork0InUse, P2Thread1of1ForFork2InUse, P1Thread1of1ForFork1InUse, 264#(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)), 121#true, 204#(= ~z$r_buff0_thd3~0 0)]) [2022-12-06 16:25:14,877 INFO L382 tUnfolder$Statistics]: this new event has 71 ancestors and is cut-off event [2022-12-06 16:25:14,877 INFO L385 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-12-06 16:25:14,877 INFO L385 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-12-06 16:25:14,877 INFO L385 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-12-06 16:25:14,961 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([345] L798-->L814: Formula: (let ((.cse10 (= (mod v_~z$r_buff1_thd3~0_50 256) 0)) (.cse7 (= (mod v_~z$r_buff0_thd3~0_58 256) 0))) (let ((.cse8 (not .cse7)) (.cse3 (and .cse7 (= (mod v_~z$w_buff1_used~0_109 256) 0))) (.cse11 (= (mod v_~z$w_buff0_used~0_124 256) 0)) (.cse5 (and .cse7 .cse10))) (let ((.cse1 (or .cse3 .cse11 .cse5)) (.cse2 (and .cse8 (not .cse11))) (.cse0 (not (= (mod v_~weak$$choice2~0_30 256) 0))) (.cse6 (= (mod v_~z$w_buff1_used~0_108 256) 0)) (.cse4 (= (mod v_~z$w_buff0_used~0_123 256) 0))) (and (= |v_P2Thread1of1ForFork2_#t~nondet4_1| v_~weak$$choice2~0_30) (= (ite .cse0 v_~z$mem_tmp~0_18 v_~__unbuffered_p2_EBX~0_8) v_~z~0_60) (= v_~z$w_buff0_used~0_123 (ite .cse0 v_~z$w_buff0_used~0_124 (ite .cse1 v_~z$w_buff0_used~0_124 (ite .cse2 0 v_~z$w_buff0_used~0_124)))) (= v_~z$w_buff1~0_45 v_~z$w_buff1~0_44) (= |v_P2Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_9) (= v_~z$mem_tmp~0_18 v_~z~0_62) (= (ite .cse0 v_~z$w_buff1_used~0_109 (ite (or .cse3 .cse4 .cse5) v_~z$w_buff1_used~0_109 0)) v_~z$w_buff1_used~0_108) (= v_~__unbuffered_p2_EBX~0_8 (ite .cse1 v_~z~0_62 (ite .cse2 v_~z$w_buff0~0_44 v_~z$w_buff1~0_45))) (= (ite .cse0 v_~z$r_buff0_thd3~0_58 (ite (or (and .cse6 .cse7) .cse4 .cse5) v_~z$r_buff0_thd3~0_58 (ite (and .cse8 (not .cse4)) 0 v_~z$r_buff0_thd3~0_58))) v_~z$r_buff0_thd3~0_57) (= v_~z$flush_delayed~0_21 0) (= v_~z$w_buff0~0_44 v_~z$w_buff0~0_43) (= (ite .cse0 v_~z$r_buff1_thd3~0_50 (ite (let ((.cse9 (= (mod v_~z$r_buff0_thd3~0_57 256) 0))) (or (and .cse6 .cse9) (and .cse9 .cse10) .cse4)) v_~z$r_buff1_thd3~0_50 0)) v_~z$r_buff1_thd3~0_49))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_124, ~z$w_buff0~0=v_~z$w_buff0~0_44, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_50, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_109, ~z$w_buff1~0=v_~z$w_buff1~0_45, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_58, P2Thread1of1ForFork2_#t~nondet4=|v_P2Thread1of1ForFork2_#t~nondet4_1|, ~z~0=v_~z~0_62, P2Thread1of1ForFork2_#t~nondet3=|v_P2Thread1of1ForFork2_#t~nondet3_1|} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_18, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_8, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_123, ~z$w_buff0~0=v_~z$w_buff0~0_43, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_49, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_108, ~z$w_buff1~0=v_~z$w_buff1~0_44, ~z$flush_delayed~0=v_~z$flush_delayed~0_21, ~weak$$choice0~0=v_~weak$$choice0~0_9, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_57, ~z~0=v_~z~0_60, ~weak$$choice2~0=v_~weak$$choice2~0_30} AuxVars[] AssignedVars[~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ~z$w_buff1_used~0, ~z$w_buff1~0, P2Thread1of1ForFork2_#t~nondet4, ~z$flush_delayed~0, P2Thread1of1ForFork2_#t~nondet3, ~weak$$choice0~0, ~z$r_buff0_thd3~0, ~z~0, ~weak$$choice2~0][229], [281#(and (<= 1 ~z$w_buff0_used~0) (= ~z$r_buff0_thd3~0 0) (= ~z$r_buff0_thd1~0 1) (= ~z$r_buff1_thd3~0 0) (= ~z$w_buff0~0 ~z$r_buff0_thd1~0) (= ~z$r_buff0_thd2~0 0) (<= (div ~z$w_buff0_used~0 256) 0) (= ~z$r_buff1_thd2~0 0)), 205#(and (<= 1 ~z$w_buff0_used~0) (= ~z$r_buff0_thd3~0 0) (= ~z$r_buff0_thd1~0 1) (= ~z$r_buff1_thd3~0 0) (<= (div ~z$w_buff0_used~0 256) 0) (= ~z$w_buff0~0 1)), 193#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 16#L814true, 50#L758true, 109#L3-1true, 174#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), P0Thread1of1ForFork0InUse, 124#true, 140#true, P2Thread1of1ForFork2InUse, P1Thread1of1ForFork1InUse, 264#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 121#true, 92#L778true]) [2022-12-06 16:25:14,961 INFO L382 tUnfolder$Statistics]: this new event has 72 ancestors and is cut-off event [2022-12-06 16:25:14,961 INFO L385 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-12-06 16:25:14,961 INFO L385 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-12-06 16:25:14,961 INFO L385 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-12-06 16:25:14,962 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([331] L758-->L765: Formula: (let ((.cse4 (not (= (mod v_~z$w_buff0_used~0_131 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd1~0_29 256) 0))) (.cse3 (not (= (mod v_~z$r_buff1_thd1~0_20 256) 0)))) (let ((.cse0 (and (not (= (mod v_~z$w_buff1_used~0_117 256) 0)) .cse3)) (.cse2 (and .cse5 (not (= (mod v_~z$w_buff0_used~0_132 256) 0)))) (.cse1 (and .cse5 .cse4))) (and (= v_~z$w_buff1_used~0_116 (ite (or .cse0 .cse1) 0 v_~z$w_buff1_used~0_117)) (= (ite .cse2 v_~z$w_buff0~0_49 (ite .cse0 v_~z$w_buff1~0_50 v_~z~0_71)) v_~z~0_70) (= v_~z$r_buff1_thd1~0_19 (ite (or (and .cse3 (not (= (mod v_~z$w_buff1_used~0_116 256) 0))) (and (not (= (mod v_~z$r_buff0_thd1~0_28 256) 0)) .cse4)) 0 v_~z$r_buff1_thd1~0_20)) (= (ite .cse2 0 v_~z$w_buff0_used~0_132) v_~z$w_buff0_used~0_131) (= v_~z$r_buff0_thd1~0_28 (ite .cse1 0 v_~z$r_buff0_thd1~0_29))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_132, ~z$w_buff0~0=v_~z$w_buff0~0_49, ~z$r_buff1_thd1~0=v_~z$r_buff1_thd1~0_20, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_117, ~z$w_buff1~0=v_~z$w_buff1~0_50, ~z~0=v_~z~0_71, ~z$r_buff0_thd1~0=v_~z$r_buff0_thd1~0_29} OutVars{~z$w_buff0_used~0=v_~z$w_buff0_used~0_131, ~z$w_buff0~0=v_~z$w_buff0~0_49, ~z$r_buff1_thd1~0=v_~z$r_buff1_thd1~0_19, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_116, ~z$w_buff1~0=v_~z$w_buff1~0_50, ~z~0=v_~z~0_70, ~z$r_buff0_thd1~0=v_~z$r_buff0_thd1~0_28} AuxVars[] AssignedVars[~z$w_buff0_used~0, ~z$r_buff1_thd1~0, ~z$w_buff1_used~0, ~z~0, ~z$r_buff0_thd1~0][225], [42#L765true, 193#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 109#L3-1true, 97#L798true, 174#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), P0Thread1of1ForFork0InUse, 124#true, 140#true, P2Thread1of1ForFork2InUse, P1Thread1of1ForFork1InUse, 282#(and (= ~z$r_buff0_thd3~0 0) (= ~z$r_buff1_thd3~0 0) (= ~z$r_buff0_thd2~0 0) (not (= ~z~0 0)) (= ~z$r_buff1_thd2~0 0)), 206#(and (= ~z~0 1) (= ~z$r_buff0_thd3~0 0) (= ~z$r_buff1_thd3~0 0)), 264#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), 92#L778true, 121#true]) [2022-12-06 16:25:14,962 INFO L382 tUnfolder$Statistics]: this new event has 72 ancestors and is cut-off event [2022-12-06 16:25:14,962 INFO L385 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-12-06 16:25:14,962 INFO L385 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-12-06 16:25:14,963 INFO L385 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-12-06 16:25:14,963 INFO L380 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([338] L778-->L785: Formula: (let ((.cse3 (not (= (mod v_~z$r_buff1_thd2~0_22 256) 0))) (.cse4 (not (= (mod v_~z$w_buff0_used~0_127 256) 0))) (.cse5 (not (= (mod v_~z$r_buff0_thd2~0_24 256) 0)))) (let ((.cse0 (and .cse4 .cse5)) (.cse1 (and (not (= (mod v_~z$w_buff0_used~0_128 256) 0)) .cse5)) (.cse2 (and (not (= (mod v_~z$w_buff1_used~0_113 256) 0)) .cse3))) (and (= v_~z$r_buff0_thd2~0_23 (ite .cse0 0 v_~z$r_buff0_thd2~0_24)) (= v_~z$w_buff0_used~0_127 (ite .cse1 0 v_~z$w_buff0_used~0_128)) (= v_~z$w_buff1_used~0_112 (ite (or .cse2 .cse0) 0 v_~z$w_buff1_used~0_113)) (= v_~z~0_66 (ite .cse1 v_~z$w_buff0~0_47 (ite .cse2 v_~z$w_buff1~0_48 v_~z~0_67))) (= v_~z$r_buff1_thd2~0_21 (ite (or (and .cse3 (not (= 0 (mod v_~z$w_buff1_used~0_112 256)))) (and .cse4 (not (= (mod v_~z$r_buff0_thd2~0_23 256) 0)))) 0 v_~z$r_buff1_thd2~0_22))))) InVars {~z$w_buff0_used~0=v_~z$w_buff0_used~0_128, ~z$w_buff0~0=v_~z$w_buff0~0_47, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_22, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_113, ~z$w_buff1~0=v_~z$w_buff1~0_48, ~z~0=v_~z~0_67, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_24} OutVars{~z$w_buff0_used~0=v_~z$w_buff0_used~0_127, ~z$w_buff0~0=v_~z$w_buff0~0_47, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_21, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_112, ~z$w_buff1~0=v_~z$w_buff1~0_48, ~z~0=v_~z~0_66, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_23} AuxVars[] AssignedVars[~z$w_buff0_used~0, ~z$r_buff1_thd2~0, ~z$w_buff1_used~0, ~z~0, ~z$r_buff0_thd2~0][222], [281#(and (<= 1 ~z$w_buff0_used~0) (= ~z$r_buff0_thd3~0 0) (= ~z$r_buff0_thd1~0 1) (= ~z$r_buff1_thd3~0 0) (= ~z$w_buff0~0 ~z$r_buff0_thd1~0) (= ~z$r_buff0_thd2~0 0) (<= (div ~z$w_buff0_used~0 256) 0) (= ~z$r_buff1_thd2~0 0)), 111#L785true, 193#(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)), 50#L758true, 109#L3-1true, 97#L798true, 174#(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)), P0Thread1of1ForFork0InUse, 124#true, 140#true, P2Thread1of1ForFork2InUse, P1Thread1of1ForFork1InUse, 264#(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)), 121#true, 204#(= ~z$r_buff0_thd3~0 0)]) [2022-12-06 16:25:14,963 INFO L382 tUnfolder$Statistics]: this new event has 72 ancestors and is cut-off event [2022-12-06 16:25:14,963 INFO L385 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-12-06 16:25:14,963 INFO L385 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-12-06 16:25:14,963 INFO L385 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-12-06 16:25:15,450 INFO L130 PetriNetUnfolder]: 4521/9338 cut-off events. [2022-12-06 16:25:15,450 INFO L131 PetriNetUnfolder]: For 40173/55337 co-relation queries the response was YES. [2022-12-06 16:25:15,481 INFO L83 FinitePrefix]: Finished finitePrefix Result has 46425 conditions, 9338 events. 4521/9338 cut-off events. For 40173/55337 co-relation queries the response was YES. Maximal size of possible extension queue 704. Compared 85460 event pairs, 118 based on Foata normal form. 744/9861 useless extension candidates. Maximal degree in co-relation 46324. Up to 3031 conditions per place. [2022-12-06 16:25:15,504 INFO L137 encePairwiseOnDemand]: 93/110 looper letters, 145 selfloop transitions, 107 changer transitions 570/922 dead transitions. [2022-12-06 16:25:15,504 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 182 places, 922 transitions, 13968 flow [2022-12-06 16:25:15,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-12-06 16:25:15,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2022-12-06 16:25:15,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1040 transitions. [2022-12-06 16:25:15,507 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.7272727272727273 [2022-12-06 16:25:15,509 INFO L294 CegarLoopForPetriNet]: 115 programPoint places, 67 predicate places. [2022-12-06 16:25:15,509 INFO L495 AbstractCegarLoop]: Abstraction has has 182 places, 922 transitions, 13968 flow [2022-12-06 16:25:15,510 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 76.81818181818181) internal successors, (845), 11 states have internal predecessors, (845), 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) [2022-12-06 16:25:15,510 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 16:25:15,511 INFO L213 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] [2022-12-06 16:25:15,511 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-06 16:25:15,511 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2022-12-06 16:25:15,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 16:25:15,511 INFO L85 PathProgramCache]: Analyzing trace with hash -840738300, now seen corresponding path program 2 times [2022-12-06 16:25:15,511 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 16:25:15,511 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1526709966] [2022-12-06 16:25:15,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 16:25:15,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 16:25:15,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 16:25:15,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-06 16:25:15,731 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 16:25:15,731 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1526709966] [2022-12-06 16:25:15,731 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1526709966] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 16:25:15,731 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 16:25:15,731 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-06 16:25:15,731 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068047106] [2022-12-06 16:25:15,731 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 16:25:15,731 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-06 16:25:15,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 16:25:15,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-06 16:25:15,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-06 16:25:15,732 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 86 out of 110 [2022-12-06 16:25:15,733 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 182 places, 922 transitions, 13968 flow. Second operand has 7 states, 7 states have (on average 88.71428571428571) internal successors, (621), 7 states have internal predecessors, (621), 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) [2022-12-06 16:25:15,733 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 16:25:15,733 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 86 of 110 [2022-12-06 16:25:15,733 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 16:25:17,570 INFO L130 PetriNetUnfolder]: 7513/15219 cut-off events. [2022-12-06 16:25:17,570 INFO L131 PetriNetUnfolder]: For 118362/146996 co-relation queries the response was YES. [2022-12-06 16:25:17,601 INFO L83 FinitePrefix]: Finished finitePrefix Result has 81452 conditions, 15219 events. 7513/15219 cut-off events. For 118362/146996 co-relation queries the response was YES. Maximal size of possible extension queue 1091. Compared 148016 event pairs, 175 based on Foata normal form. 837/15779 useless extension candidates. Maximal degree in co-relation 81346. Up to 5069 conditions per place. [2022-12-06 16:25:17,616 INFO L137 encePairwiseOnDemand]: 104/110 looper letters, 59 selfloop transitions, 1 changer transitions 1316/1481 dead transitions. [2022-12-06 16:25:17,616 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 188 places, 1481 transitions, 26424 flow [2022-12-06 16:25:17,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-06 16:25:17,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2022-12-06 16:25:17,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 640 transitions. [2022-12-06 16:25:17,618 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.8311688311688312 [2022-12-06 16:25:17,619 INFO L294 CegarLoopForPetriNet]: 115 programPoint places, 73 predicate places. [2022-12-06 16:25:17,619 INFO L495 AbstractCegarLoop]: Abstraction has has 188 places, 1481 transitions, 26424 flow [2022-12-06 16:25:17,619 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 88.71428571428571) internal successors, (621), 7 states have internal predecessors, (621), 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) [2022-12-06 16:25:17,619 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 16:25:17,619 INFO L213 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] [2022-12-06 16:25:17,619 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-06 16:25:17,620 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2022-12-06 16:25:17,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 16:25:17,620 INFO L85 PathProgramCache]: Analyzing trace with hash 1213746330, now seen corresponding path program 3 times [2022-12-06 16:25:17,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 16:25:17,620 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1586994749] [2022-12-06 16:25:17,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 16:25:17,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 16:25:17,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-06 16:25:17,649 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-06 16:25:17,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-06 16:25:17,702 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-06 16:25:17,702 INFO L373 BasicCegarLoop]: Counterexample is feasible [2022-12-06 16:25:17,703 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 6 remaining) [2022-12-06 16:25:17,704 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONERROR_FUNCTION (4 of 6 remaining) [2022-12-06 16:25:17,704 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 6 remaining) [2022-12-06 16:25:17,704 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 6 remaining) [2022-12-06 16:25:17,705 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 6 remaining) [2022-12-06 16:25:17,705 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 6 remaining) [2022-12-06 16:25:17,706 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-12-06 16:25:17,706 INFO L458 BasicCegarLoop]: Path program histogram: [3, 2, 1, 1, 1, 1, 1] [2022-12-06 16:25:17,711 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-12-06 16:25:17,711 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-06 16:25:17,801 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.12 04:25:17 BasicIcfg [2022-12-06 16:25:17,801 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-06 16:25:17,801 INFO L158 Benchmark]: Toolchain (without parser) took 15062.62ms. Allocated memory was 255.9MB in the beginning and 2.0GB in the end (delta: 1.7GB). Free memory was 230.9MB in the beginning and 1.3GB in the end (delta: -1.1GB). Peak memory consumption was 636.4MB. Max. memory is 8.0GB. [2022-12-06 16:25:17,802 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 255.9MB. Free memory is still 232.7MB. There was no memory consumed. Max. memory is 8.0GB. [2022-12-06 16:25:17,802 INFO L158 Benchmark]: CACSL2BoogieTranslator took 428.30ms. Allocated memory is still 255.9MB. Free memory was 230.9MB in the beginning and 203.6MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. [2022-12-06 16:25:17,802 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.37ms. Allocated memory is still 255.9MB. Free memory was 203.6MB in the beginning and 201.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-12-06 16:25:17,802 INFO L158 Benchmark]: Boogie Preprocessor took 30.05ms. Allocated memory is still 255.9MB. Free memory was 201.5MB in the beginning and 199.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-12-06 16:25:17,802 INFO L158 Benchmark]: RCFGBuilder took 697.14ms. Allocated memory is still 255.9MB. Free memory was 199.4MB in the beginning and 163.8MB in the end (delta: 35.7MB). Peak memory consumption was 35.7MB. Max. memory is 8.0GB. [2022-12-06 16:25:17,802 INFO L158 Benchmark]: TraceAbstraction took 13833.87ms. Allocated memory was 255.9MB in the beginning and 2.0GB in the end (delta: 1.7GB). Free memory was 163.3MB in the beginning and 1.3GB in the end (delta: -1.1GB). Peak memory consumption was 569.3MB. Max. memory is 8.0GB. [2022-12-06 16:25:17,805 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 255.9MB. Free memory is still 232.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 428.30ms. Allocated memory is still 255.9MB. Free memory was 230.9MB in the beginning and 203.6MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 55.37ms. Allocated memory is still 255.9MB. Free memory was 203.6MB in the beginning and 201.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 30.05ms. Allocated memory is still 255.9MB. Free memory was 201.5MB in the beginning and 199.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 697.14ms. Allocated memory is still 255.9MB. Free memory was 199.4MB in the beginning and 163.8MB in the end (delta: 35.7MB). Peak memory consumption was 35.7MB. Max. memory is 8.0GB. * TraceAbstraction took 13833.87ms. Allocated memory was 255.9MB in the beginning and 2.0GB in the end (delta: 1.7GB). Free memory was 163.3MB in the beginning and 1.3GB in the end (delta: -1.1GB). Peak memory consumption was 569.3MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L709] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L711] 0 int __unbuffered_p0_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0] [L713] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0] [L715] 0 int __unbuffered_p2_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0] [L716] 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] [L717] 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$tmp_guard1=0] [L719] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L721] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L723] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0] [L724] 0 _Bool z$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, y=0, z=0, z$flush_delayed=0] [L725] 0 int z$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, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0] [L726] 0 _Bool z$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0] [L727] 0 _Bool z$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0] [L728] 0 _Bool z$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, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0] [L729] 0 _Bool z$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, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0] [L730] 0 _Bool z$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0] [L731] 0 _Bool z$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0] [L732] 0 _Bool z$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, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0] [L733] 0 _Bool z$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, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0] [L734] 0 _Bool z$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0] [L735] 0 int *z$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}] [L736] 0 int z$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, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0] [L737] 0 _Bool z$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, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0] [L738] 0 int z$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0] [L739] 0 _Bool z$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L740] 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, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L741] 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$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L838] 0 pthread_t t657; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, t657={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L839] FCALL, FORK 0 pthread_create(&t657, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t657, ((void *)0), P0, ((void *)0))=-2, t657={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L840] 0 pthread_t t658; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, t657={5:0}, t658={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L841] FCALL, FORK 0 pthread_create(&t658, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t658, ((void *)0), P1, ((void *)0))=-1, t657={5:0}, t658={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L745] 1 z$w_buff1 = z$w_buff0 [L746] 1 z$w_buff0 = 1 [L747] 1 z$w_buff1_used = z$w_buff0_used [L748] 1 z$w_buff0_used = (_Bool)1 [L749] CALL 1 __VERIFIER_assert(!(z$w_buff1_used && z$w_buff0_used)) [L18] COND FALSE 1 !(!expression) [L749] RET 1 __VERIFIER_assert(!(z$w_buff1_used && z$w_buff0_used)) [L750] 1 z$r_buff1_thd0 = z$r_buff0_thd0 [L751] 1 z$r_buff1_thd1 = z$r_buff0_thd1 [L752] 1 z$r_buff1_thd2 = z$r_buff0_thd2 [L753] 1 z$r_buff1_thd3 = z$r_buff0_thd3 [L754] 1 z$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L842] 0 pthread_t t659; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t657={5:0}, t658={6:0}, t659={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L843] FCALL, FORK 0 pthread_create(&t659, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t659, ((void *)0), P2, ((void *)0))=0, t657={5:0}, t658={6:0}, t659={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L757] 1 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L774] 2 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L777] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L780] 2 z = z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd2 ? z$w_buff1 : z) [L781] 2 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$w_buff0_used [L782] 2 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd2 || z$w_buff1_used && z$r_buff1_thd2 ? (_Bool)0 : z$w_buff1_used [L783] 2 z$r_buff0_thd2 = z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$r_buff0_thd2 [L784] 2 z$r_buff1_thd2 = z$w_buff0_used && z$r_buff0_thd2 || z$w_buff1_used && z$r_buff1_thd2 ? (_Bool)0 : z$r_buff1_thd2 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L794] 3 y = 2 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=2, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L797] 3 __unbuffered_p2_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=2, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L800] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L801] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L802] 3 z$flush_delayed = weak$$choice2 [L803] 3 z$mem_tmp = z [L804] 3 z = !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L805] 3 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L806] 3 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L807] 3 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L808] 3 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L809] 3 z$r_buff0_thd3 = weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L810] 3 z$r_buff1_thd3 = weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L811] 3 __unbuffered_p2_EBX = z [L812] 3 z = z$flush_delayed ? z$mem_tmp : z [L813] 3 z$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$$choice0=1, weak$$choice2=0, x=1, y=2, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L816] 3 z = z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L817] 3 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used [L818] 3 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$w_buff1_used [L819] 3 z$r_buff0_thd3 = z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3 [L820] 3 z$r_buff1_thd3 = z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$r_buff1_thd3 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$$choice0=1, weak$$choice2=0, x=1, y=2, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L760] 1 z = z$w_buff0_used && z$r_buff0_thd1 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd1 ? z$w_buff1 : z) [L761] 1 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$w_buff0_used [L762] 1 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd1 || z$w_buff1_used && z$r_buff1_thd1 ? (_Bool)0 : z$w_buff1_used [L763] 1 z$r_buff0_thd1 = z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$r_buff0_thd1 [L764] 1 z$r_buff1_thd1 = z$w_buff0_used && z$r_buff0_thd1 || z$w_buff1_used && z$r_buff1_thd1 ? (_Bool)0 : z$r_buff1_thd1 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}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=0, x=1, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L767] 1 __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$$choice0=1, weak$$choice2=0, x=1, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L787] 2 __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$$choice0=1, weak$$choice2=0, x=1, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L823] 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$$choice0=1, weak$$choice2=0, x=1, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L845] 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, t657={5:0}, t658={6:0}, t659={3:0}, weak$$choice0=1, weak$$choice2=0, x=1, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L847] CALL 0 assume_abort_if_not(main$tmp_guard0) [L3] COND FALSE 0 !(!cond) VAL [\old(cond)=1, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=0, x=1, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L847] RET 0 assume_abort_if_not(main$tmp_guard0) [L849] 0 z = z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L850] 0 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L851] 0 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L852] 0 z$r_buff0_thd0 = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L853] 0 z$r_buff1_thd0 = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t657={5:0}, t658={6:0}, t659={3:0}, weak$$choice0=1, weak$$choice2=0, x=1, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L856] 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, t657={5:0}, t658={6:0}, t659={3:0}, weak$$choice0=1, weak$$choice2=0, x=1, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L858] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L18] COND TRUE 0 !expression VAL [\old(expression)=0, \old(expression)=1, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=0, x=1, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L18] 0 reach_error() VAL [\old(expression)=1, \old(expression)=0, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=0, x=1, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] - UnprovableResult [Line: 18]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 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. - UnprovableResult [Line: 843]: 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: 841]: 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, 138 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: 13.6s, OverallIterations: 10, TraceHistogramMax: 1, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 10.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 771 SdHoareTripleChecker+Valid, 1.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 771 mSDsluCounter, 717 SdHoareTripleChecker+Invalid, 1.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 571 mSDsCounter, 58 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1547 IncrementalHoareTripleChecker+Invalid, 1605 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 58 mSolverCounterUnsat, 146 mSDtfsCounter, 1547 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 130 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 112 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 269 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=26424occurred in iteration=9, InterpolantAutomatonStates: 108, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 754 NumberOfCodeBlocks, 754 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 659 ConstructedInterpolants, 0 QuantifiedInterpolants, 2723 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! [2022-12-06 16:25:17,820 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...