/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-RepeatedSemanticLbeWithPredicates.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe020_power.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.repeated-lipton-a802222-m [2022-12-13 09:36:03,716 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 09:36:03,718 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 09:36:03,737 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 09:36:03,737 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 09:36:03,738 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 09:36:03,739 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 09:36:03,740 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 09:36:03,743 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 09:36:03,747 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 09:36:03,748 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 09:36:03,750 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 09:36:03,750 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 09:36:03,752 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 09:36:03,753 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 09:36:03,754 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 09:36:03,755 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 09:36:03,755 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 09:36:03,758 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 09:36:03,760 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 09:36:03,760 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 09:36:03,762 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 09:36:03,763 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 09:36:03,764 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 09:36:03,772 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 09:36:03,772 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 09:36:03,772 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 09:36:03,774 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 09:36:03,774 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 09:36:03,774 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 09:36:03,775 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 09:36:03,776 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 09:36:03,777 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 09:36:03,778 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 09:36:03,778 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 09:36:03,778 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 09:36:03,779 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 09:36:03,779 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 09:36:03,779 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 09:36:03,780 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 09:36:03,780 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 09:36:03,784 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-RepeatedSemanticLbeWithPredicates.epf [2022-12-13 09:36:03,818 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 09:36:03,819 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 09:36:03,820 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 09:36:03,821 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 09:36:03,821 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 09:36:03,821 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 09:36:03,821 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 09:36:03,822 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 09:36:03,822 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 09:36:03,822 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 09:36:03,822 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 09:36:03,823 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 09:36:03,823 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 09:36:03,823 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 09:36:03,823 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 09:36:03,823 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 09:36:03,823 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 09:36:03,823 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 09:36:03,823 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 09:36:03,824 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-12-13 09:36:03,824 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 09:36:03,824 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 09:36:03,824 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 09:36:03,824 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 09:36:03,824 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 09:36:03,842 INFO L138 SettingsManager]: * Use conditional commutativity for large block encoding in concurrent analysis=CONDITIONAL_CONJUNCTIVE [2022-12-13 09:36:03,842 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 09:36:03,842 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 09:36:03,842 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=REPEATED_LIPTON_PN [2022-12-13 09:36:03,842 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-12-13 09:36:04,102 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 09:36:04,129 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 09:36:04,131 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 09:36:04,131 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 09:36:04,132 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 09:36:04,133 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe020_power.i [2022-12-13 09:36:05,116 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 09:36:05,391 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 09:36:05,392 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe020_power.i [2022-12-13 09:36:05,404 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4bfe62893/940b30d5c6b44ce09a8e85656c8e7673/FLAG4e98e5057 [2022-12-13 09:36:05,417 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4bfe62893/940b30d5c6b44ce09a8e85656c8e7673 [2022-12-13 09:36:05,419 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 09:36:05,420 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-12-13 09:36:05,420 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 09:36:05,420 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 09:36:05,422 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 09:36:05,423 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 09:36:05" (1/1) ... [2022-12-13 09:36:05,423 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fb0118b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:36:05, skipping insertion in model container [2022-12-13 09:36:05,423 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 09:36:05" (1/1) ... [2022-12-13 09:36:05,428 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 09:36:05,460 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 09:36:05,553 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/safe020_power.i[990,1003] [2022-12-13 09:36:05,691 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:36:05,692 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:36:05,692 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:36:05,692 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:36:05,693 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:36:05,706 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:36:05,707 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:36:05,707 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:36:05,707 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:36:05,707 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:36:05,711 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:36:05,713 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:36:05,714 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:36:05,719 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:36:05,720 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:36:05,720 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:36:05,720 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:36:05,732 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:36:05,733 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:36:05,733 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:36:05,733 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:36:05,734 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:36:05,734 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:36:05,735 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:36:05,739 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:36:05,739 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:36:05,740 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:36:05,741 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:36:05,741 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:36:05,742 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:36:05,742 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 09:36:05,750 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 09:36:05,759 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/safe020_power.i[990,1003] [2022-12-13 09:36:05,783 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:36:05,784 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:36:05,784 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:36:05,784 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:36:05,784 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:36:05,788 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:36:05,788 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:36:05,788 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:36:05,788 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:36:05,789 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:36:05,789 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:36:05,790 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:36:05,790 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:36:05,791 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:36:05,791 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:36:05,791 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:36:05,792 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:36:05,797 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:36:05,797 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:36:05,797 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:36:05,797 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:36:05,798 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:36:05,799 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:36:05,799 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:36:05,801 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:36:05,802 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:36:05,802 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:36:05,807 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:36:05,808 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 09:36:05,809 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 09:36:05,809 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 09:36:05,835 INFO L208 MainTranslator]: Completed translation [2022-12-13 09:36:05,836 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:36:05 WrapperNode [2022-12-13 09:36:05,836 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 09:36:05,837 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 09:36:05,837 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 09:36:05,837 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 09:36:05,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:36:05" (1/1) ... [2022-12-13 09:36:05,858 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:36:05" (1/1) ... [2022-12-13 09:36:05,876 INFO L138 Inliner]: procedures = 176, calls = 77, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 176 [2022-12-13 09:36:05,876 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 09:36:05,877 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 09:36:05,877 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 09:36:05,877 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 09:36:05,886 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:36:05" (1/1) ... [2022-12-13 09:36:05,886 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:36:05" (1/1) ... [2022-12-13 09:36:05,900 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:36:05" (1/1) ... [2022-12-13 09:36:05,901 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:36:05" (1/1) ... [2022-12-13 09:36:05,914 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:36:05" (1/1) ... [2022-12-13 09:36:05,916 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:36:05" (1/1) ... [2022-12-13 09:36:05,918 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:36:05" (1/1) ... [2022-12-13 09:36:05,919 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:36:05" (1/1) ... [2022-12-13 09:36:05,922 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 09:36:05,923 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 09:36:05,923 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 09:36:05,923 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 09:36:05,940 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:36:05" (1/1) ... [2022-12-13 09:36:05,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 09:36:05,954 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-12-13 09:36:05,965 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) [2022-12-13 09:36:05,987 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 [2022-12-13 09:36:05,995 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 09:36:05,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 09:36:05,996 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-13 09:36:05,996 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 09:36:05,996 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 09:36:05,997 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 09:36:05,997 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-12-13 09:36:05,997 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-12-13 09:36:05,997 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-12-13 09:36:05,997 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-12-13 09:36:05,997 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-12-13 09:36:05,997 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-12-13 09:36:05,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 09:36:05,997 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-13 09:36:05,997 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 09:36:05,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 09:36:05,999 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2022-12-13 09:36:06,127 INFO L236 CfgBuilder]: Building ICFG [2022-12-13 09:36:06,128 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 09:36:06,533 INFO L277 CfgBuilder]: Performing block encoding [2022-12-13 09:36:06,757 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 09:36:06,757 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 09:36:06,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 09:36:06 BoogieIcfgContainer [2022-12-13 09:36:06,759 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 09:36:06,761 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 09:36:06,761 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 09:36:06,763 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 09:36:06,764 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 09:36:05" (1/3) ... [2022-12-13 09:36:06,765 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d9fc3ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 09:36:06, skipping insertion in model container [2022-12-13 09:36:06,765 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:36:05" (2/3) ... [2022-12-13 09:36:06,765 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d9fc3ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 09:36:06, skipping insertion in model container [2022-12-13 09:36:06,765 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 09:36:06" (3/3) ... [2022-12-13 09:36:06,766 INFO L112 eAbstractionObserver]: Analyzing ICFG safe020_power.i [2022-12-13 09:36:06,780 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 09:36:06,781 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-12-13 09:36:06,781 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-13 09:36:06,835 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-12-13 09:36:06,861 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 132 places, 124 transitions, 263 flow [2022-12-13 09:36:06,909 INFO L130 PetriNetUnfolder]: 2/121 cut-off events. [2022-12-13 09:36:06,909 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-13 09:36:06,915 INFO L83 FinitePrefix]: Finished finitePrefix Result has 131 conditions, 121 events. 2/121 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 50 event pairs, 0 based on Foata normal form. 0/117 useless extension candidates. Maximal degree in co-relation 67. Up to 2 conditions per place. [2022-12-13 09:36:06,915 INFO L82 GeneralOperation]: Start removeDead. Operand has 132 places, 124 transitions, 263 flow [2022-12-13 09:36:06,920 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 129 places, 121 transitions, 251 flow [2022-12-13 09:36:06,922 INFO L203 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-13 09:36:06,945 INFO L174 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 129 places, 121 transitions, 251 flow [2022-12-13 09:36:06,948 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 129 places, 121 transitions, 251 flow [2022-12-13 09:36:06,985 INFO L130 PetriNetUnfolder]: 2/121 cut-off events. [2022-12-13 09:36:06,985 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-13 09:36:06,986 INFO L83 FinitePrefix]: Finished finitePrefix Result has 131 conditions, 121 events. 2/121 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 50 event pairs, 0 based on Foata normal form. 0/117 useless extension candidates. Maximal degree in co-relation 67. Up to 2 conditions per place. [2022-12-13 09:36:06,989 INFO L222 LiptonReduction]: Starting Lipton reduction on Petri net that has 129 places, 121 transitions, 251 flow [2022-12-13 09:36:06,989 INFO L226 LiptonReduction]: Number of co-enabled transitions 1692 [2022-12-13 09:36:16,447 INFO L241 LiptonReduction]: Total number of compositions: 104 [2022-12-13 09:36:16,459 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 09:36:16,464 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=REPEATED_LIPTON_PN, 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;@2fa74c19, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, Conditionality=CONDITIONAL_CONJUNCTIVE, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-13 09:36:16,464 INFO L358 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2022-12-13 09:36:16,467 INFO L130 PetriNetUnfolder]: 0/13 cut-off events. [2022-12-13 09:36:16,467 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-13 09:36:16,470 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-13 09:36:16,471 INFO L214 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2022-12-13 09:36:16,471 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2022-12-13 09:36:16,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:36:16,476 INFO L85 PathProgramCache]: Analyzing trace with hash 839293739, now seen corresponding path program 1 times [2022-12-13 09:36:16,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:36:16,482 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1051456359] [2022-12-13 09:36:16,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:36:16,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:36:16,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:36:16,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:36:16,828 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:36:16,832 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1051456359] [2022-12-13 09:36:16,833 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1051456359] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 09:36:16,833 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 09:36:16,833 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-12-13 09:36:16,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [521249529] [2022-12-13 09:36:16,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 09:36:16,840 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 09:36:16,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:36:16,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 09:36:16,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 09:36:16,860 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 9 out of 58 [2022-12-13 09:36:16,862 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 68 places, 58 transitions, 125 flow. Second operand has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 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) [2022-12-13 09:36:16,862 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 09:36:16,862 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 9 of 58 [2022-12-13 09:36:16,862 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 09:36:18,466 INFO L130 PetriNetUnfolder]: 7924/12173 cut-off events. [2022-12-13 09:36:18,466 INFO L131 PetriNetUnfolder]: For 26/26 co-relation queries the response was YES. [2022-12-13 09:36:18,480 INFO L83 FinitePrefix]: Finished finitePrefix Result has 23575 conditions, 12173 events. 7924/12173 cut-off events. For 26/26 co-relation queries the response was YES. Maximal size of possible extension queue 878. Compared 80985 event pairs, 2218 based on Foata normal form. 0/7271 useless extension candidates. Maximal degree in co-relation 23564. Up to 9597 conditions per place. [2022-12-13 09:36:18,497 INFO L137 encePairwiseOnDemand]: 54/58 looper letters, 32 selfloop transitions, 2 changer transitions 52/95 dead transitions. [2022-12-13 09:36:18,497 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 68 places, 95 transitions, 374 flow [2022-12-13 09:36:18,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 09:36:18,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-12-13 09:36:18,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 116 transitions. [2022-12-13 09:36:18,505 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.6666666666666666 [2022-12-13 09:36:18,507 INFO L175 Difference]: Start difference. First operand has 68 places, 58 transitions, 125 flow. Second operand 3 states and 116 transitions. [2022-12-13 09:36:18,507 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 68 places, 95 transitions, 374 flow [2022-12-13 09:36:18,509 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 65 places, 95 transitions, 370 flow, removed 0 selfloop flow, removed 3 redundant places. [2022-12-13 09:36:18,510 INFO L231 Difference]: Finished difference. Result has 65 places, 30 transitions, 70 flow [2022-12-13 09:36:18,512 INFO L277 CegarLoopForPetriNet]: {PETRI_ALPHABET=58, PETRI_DIFFERENCE_MINUEND_FLOW=118, PETRI_DIFFERENCE_MINUEND_PLACES=63, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=56, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=54, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=70, PETRI_PLACES=65, PETRI_TRANSITIONS=30} [2022-12-13 09:36:18,514 INFO L295 CegarLoopForPetriNet]: 68 programPoint places, -3 predicate places. [2022-12-13 09:36:18,514 WARN L178 eatedLiptonReduction]: Counterexample is not a run of mAbstraction. Replaying acceptance of the word... [2022-12-13 09:36:18,515 INFO L89 Accepts]: Start accepts. Operand has 65 places, 30 transitions, 70 flow [2022-12-13 09:36:18,516 INFO L95 Accepts]: Finished accepts. [2022-12-13 09:36:18,517 INFO L203 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-13 09:36:18,517 INFO L174 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 65 places, 30 transitions, 70 flow [2022-12-13 09:36:18,518 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 39 places, 30 transitions, 70 flow [2022-12-13 09:36:18,522 INFO L130 PetriNetUnfolder]: 0/30 cut-off events. [2022-12-13 09:36:18,522 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-13 09:36:18,522 INFO L83 FinitePrefix]: Finished finitePrefix Result has 40 conditions, 30 events. 0/30 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 76 event pairs, 0 based on Foata normal form. 0/20 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2022-12-13 09:36:18,524 INFO L222 LiptonReduction]: Starting Lipton reduction on Petri net that has 39 places, 30 transitions, 70 flow [2022-12-13 09:36:18,524 INFO L226 LiptonReduction]: Number of co-enabled transitions 488 [2022-12-13 09:36:18,671 INFO L241 LiptonReduction]: Total number of compositions: 0 [2022-12-13 09:36:18,672 INFO L158 eatedLiptonReduction]: Time needed for LBE in milliseconds: 158 [2022-12-13 09:36:18,672 INFO L495 AbstractCegarLoop]: Abstraction has has 39 places, 30 transitions, 70 flow [2022-12-13 09:36:18,672 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 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) [2022-12-13 09:36:18,673 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-13 09:36:18,673 INFO L214 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 09:36:18,673 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 09:36:18,673 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2022-12-13 09:36:18,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:36:18,673 INFO L85 PathProgramCache]: Analyzing trace with hash 1328208302, now seen corresponding path program 1 times [2022-12-13 09:36:18,674 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:36:18,674 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87725994] [2022-12-13 09:36:18,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:36:18,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:36:18,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:36:18,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:36:18,871 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:36:18,871 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87725994] [2022-12-13 09:36:18,871 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [87725994] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 09:36:18,871 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 09:36:18,871 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-12-13 09:36:18,872 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [363743288] [2022-12-13 09:36:18,872 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 09:36:18,872 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 09:36:18,872 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:36:18,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 09:36:18,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 09:36:18,873 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 8 out of 30 [2022-12-13 09:36:18,873 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 39 places, 30 transitions, 70 flow. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 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) [2022-12-13 09:36:18,873 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 09:36:18,873 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 8 of 30 [2022-12-13 09:36:18,873 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 09:36:19,184 INFO L130 PetriNetUnfolder]: 1371/2149 cut-off events. [2022-12-13 09:36:19,184 INFO L131 PetriNetUnfolder]: For 127/127 co-relation queries the response was YES. [2022-12-13 09:36:19,187 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4365 conditions, 2149 events. 1371/2149 cut-off events. For 127/127 co-relation queries the response was YES. Maximal size of possible extension queue 123. Compared 10444 event pairs, 403 based on Foata normal form. 10/1799 useless extension candidates. Maximal degree in co-relation 4355. Up to 1942 conditions per place. [2022-12-13 09:36:19,194 INFO L137 encePairwiseOnDemand]: 26/30 looper letters, 32 selfloop transitions, 3 changer transitions 0/43 dead transitions. [2022-12-13 09:36:19,194 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 41 places, 43 transitions, 172 flow [2022-12-13 09:36:19,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 09:36:19,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-12-13 09:36:19,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 60 transitions. [2022-12-13 09:36:19,196 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.6666666666666666 [2022-12-13 09:36:19,196 INFO L175 Difference]: Start difference. First operand has 39 places, 30 transitions, 70 flow. Second operand 3 states and 60 transitions. [2022-12-13 09:36:19,196 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 41 places, 43 transitions, 172 flow [2022-12-13 09:36:19,196 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 39 places, 43 transitions, 166 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-12-13 09:36:19,197 INFO L231 Difference]: Finished difference. Result has 40 places, 32 transitions, 85 flow [2022-12-13 09:36:19,197 INFO L277 CegarLoopForPetriNet]: {PETRI_ALPHABET=30, PETRI_DIFFERENCE_MINUEND_FLOW=66, PETRI_DIFFERENCE_MINUEND_PLACES=37, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=30, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=27, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=85, PETRI_PLACES=40, PETRI_TRANSITIONS=32} [2022-12-13 09:36:19,198 INFO L295 CegarLoopForPetriNet]: 68 programPoint places, -28 predicate places. [2022-12-13 09:36:19,198 WARN L178 eatedLiptonReduction]: Counterexample is not a run of mAbstraction. Replaying acceptance of the word... [2022-12-13 09:36:19,198 INFO L89 Accepts]: Start accepts. Operand has 40 places, 32 transitions, 85 flow [2022-12-13 09:36:19,198 INFO L95 Accepts]: Finished accepts. [2022-12-13 09:36:19,198 INFO L203 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-13 09:36:19,198 INFO L174 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 40 places, 32 transitions, 85 flow [2022-12-13 09:36:19,199 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 40 places, 32 transitions, 85 flow [2022-12-13 09:36:19,203 INFO L130 PetriNetUnfolder]: 3/44 cut-off events. [2022-12-13 09:36:19,204 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-13 09:36:19,204 INFO L83 FinitePrefix]: Finished finitePrefix Result has 65 conditions, 44 events. 3/44 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 124 event pairs, 1 based on Foata normal form. 0/29 useless extension candidates. Maximal degree in co-relation 57. Up to 10 conditions per place. [2022-12-13 09:36:19,204 INFO L222 LiptonReduction]: Starting Lipton reduction on Petri net that has 40 places, 32 transitions, 85 flow [2022-12-13 09:36:19,204 INFO L226 LiptonReduction]: Number of co-enabled transitions 518 [2022-12-13 09:36:19,217 INFO L241 LiptonReduction]: Total number of compositions: 0 [2022-12-13 09:36:19,218 INFO L158 eatedLiptonReduction]: Time needed for LBE in milliseconds: 20 [2022-12-13 09:36:19,218 INFO L495 AbstractCegarLoop]: Abstraction has has 40 places, 32 transitions, 85 flow [2022-12-13 09:36:19,219 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 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) [2022-12-13 09:36:19,219 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-13 09:36:19,219 INFO L214 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 09:36:19,219 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 09:36:19,220 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2022-12-13 09:36:19,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:36:19,221 INFO L85 PathProgramCache]: Analyzing trace with hash -1775218162, now seen corresponding path program 1 times [2022-12-13 09:36:19,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:36:19,221 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1611729748] [2022-12-13 09:36:19,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:36:19,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:36:19,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:36:19,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:36:19,490 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:36:19,490 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1611729748] [2022-12-13 09:36:19,490 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1611729748] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 09:36:19,491 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 09:36:19,491 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-12-13 09:36:19,491 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1020554281] [2022-12-13 09:36:19,491 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 09:36:19,492 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 09:36:19,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:36:19,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 09:36:19,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 09:36:19,495 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 9 out of 30 [2022-12-13 09:36:19,496 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 40 places, 32 transitions, 85 flow. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 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) [2022-12-13 09:36:19,496 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 09:36:19,496 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 9 of 30 [2022-12-13 09:36:19,496 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 09:36:19,722 INFO L130 PetriNetUnfolder]: 1165/1914 cut-off events. [2022-12-13 09:36:19,722 INFO L131 PetriNetUnfolder]: For 221/221 co-relation queries the response was YES. [2022-12-13 09:36:19,725 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4076 conditions, 1914 events. 1165/1914 cut-off events. For 221/221 co-relation queries the response was YES. Maximal size of possible extension queue 114. Compared 9537 event pairs, 279 based on Foata normal form. 20/1613 useless extension candidates. Maximal degree in co-relation 4065. Up to 1382 conditions per place. [2022-12-13 09:36:19,732 INFO L137 encePairwiseOnDemand]: 27/30 looper letters, 30 selfloop transitions, 2 changer transitions 0/42 dead transitions. [2022-12-13 09:36:19,733 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 42 places, 42 transitions, 172 flow [2022-12-13 09:36:19,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 09:36:19,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-12-13 09:36:19,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 59 transitions. [2022-12-13 09:36:19,735 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.6555555555555556 [2022-12-13 09:36:19,735 INFO L175 Difference]: Start difference. First operand has 40 places, 32 transitions, 85 flow. Second operand 3 states and 59 transitions. [2022-12-13 09:36:19,735 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 42 places, 42 transitions, 172 flow [2022-12-13 09:36:19,736 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 41 places, 42 transitions, 168 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-12-13 09:36:19,737 INFO L231 Difference]: Finished difference. Result has 42 places, 32 transitions, 90 flow [2022-12-13 09:36:19,737 INFO L277 CegarLoopForPetriNet]: {PETRI_ALPHABET=30, PETRI_DIFFERENCE_MINUEND_FLOW=82, PETRI_DIFFERENCE_MINUEND_PLACES=39, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=32, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=30, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=90, PETRI_PLACES=42, PETRI_TRANSITIONS=32} [2022-12-13 09:36:19,738 INFO L295 CegarLoopForPetriNet]: 68 programPoint places, -26 predicate places. [2022-12-13 09:36:19,738 WARN L178 eatedLiptonReduction]: Counterexample is not a run of mAbstraction. Replaying acceptance of the word... [2022-12-13 09:36:19,738 INFO L89 Accepts]: Start accepts. Operand has 42 places, 32 transitions, 90 flow [2022-12-13 09:36:19,739 INFO L95 Accepts]: Finished accepts. [2022-12-13 09:36:19,739 INFO L203 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-13 09:36:19,739 INFO L174 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 42 places, 32 transitions, 90 flow [2022-12-13 09:36:19,740 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 42 places, 32 transitions, 90 flow [2022-12-13 09:36:19,745 INFO L130 PetriNetUnfolder]: 3/44 cut-off events. [2022-12-13 09:36:19,746 INFO L131 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2022-12-13 09:36:19,746 INFO L83 FinitePrefix]: Finished finitePrefix Result has 70 conditions, 44 events. 3/44 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 126 event pairs, 1 based on Foata normal form. 0/30 useless extension candidates. Maximal degree in co-relation 60. Up to 10 conditions per place. [2022-12-13 09:36:19,746 INFO L222 LiptonReduction]: Starting Lipton reduction on Petri net that has 42 places, 32 transitions, 90 flow [2022-12-13 09:36:19,746 INFO L226 LiptonReduction]: Number of co-enabled transitions 514 [2022-12-13 09:36:19,776 INFO L241 LiptonReduction]: Total number of compositions: 0 [2022-12-13 09:36:19,780 INFO L158 eatedLiptonReduction]: Time needed for LBE in milliseconds: 42 [2022-12-13 09:36:19,780 INFO L495 AbstractCegarLoop]: Abstraction has has 42 places, 32 transitions, 90 flow [2022-12-13 09:36:19,780 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 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) [2022-12-13 09:36:19,780 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-13 09:36:19,780 INFO L214 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 09:36:19,780 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 09:36:19,780 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2022-12-13 09:36:19,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:36:19,781 INFO L85 PathProgramCache]: Analyzing trace with hash -1202515496, now seen corresponding path program 1 times [2022-12-13 09:36:19,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:36:19,781 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1748834482] [2022-12-13 09:36:19,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:36:19,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:36:19,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:36:21,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:36:21,102 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:36:21,102 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1748834482] [2022-12-13 09:36:21,102 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1748834482] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 09:36:21,102 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 09:36:21,102 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 09:36:21,102 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [28538423] [2022-12-13 09:36:21,102 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 09:36:21,103 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 09:36:21,103 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:36:21,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 09:36:21,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-12-13 09:36:21,103 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 9 out of 30 [2022-12-13 09:36:21,103 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 42 places, 32 transitions, 90 flow. Second operand has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 6 states have internal predecessors, (65), 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) [2022-12-13 09:36:21,104 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 09:36:21,104 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 9 of 30 [2022-12-13 09:36:21,104 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 09:36:21,494 INFO L130 PetriNetUnfolder]: 1247/2035 cut-off events. [2022-12-13 09:36:21,495 INFO L131 PetriNetUnfolder]: For 579/579 co-relation queries the response was YES. [2022-12-13 09:36:21,499 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4496 conditions, 2035 events. 1247/2035 cut-off events. For 579/579 co-relation queries the response was YES. Maximal size of possible extension queue 124. Compared 10357 event pairs, 352 based on Foata normal form. 49/1746 useless extension candidates. Maximal degree in co-relation 4483. Up to 1466 conditions per place. [2022-12-13 09:36:21,508 INFO L137 encePairwiseOnDemand]: 22/30 looper letters, 45 selfloop transitions, 8 changer transitions 0/63 dead transitions. [2022-12-13 09:36:21,508 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 46 places, 63 transitions, 273 flow [2022-12-13 09:36:21,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 09:36:21,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2022-12-13 09:36:21,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 97 transitions. [2022-12-13 09:36:21,512 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.6466666666666666 [2022-12-13 09:36:21,512 INFO L175 Difference]: Start difference. First operand has 42 places, 32 transitions, 90 flow. Second operand 5 states and 97 transitions. [2022-12-13 09:36:21,512 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 46 places, 63 transitions, 273 flow [2022-12-13 09:36:21,514 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 44 places, 63 transitions, 267 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-12-13 09:36:21,515 INFO L231 Difference]: Finished difference. Result has 47 places, 38 transitions, 139 flow [2022-12-13 09:36:21,517 INFO L277 CegarLoopForPetriNet]: {PETRI_ALPHABET=30, PETRI_DIFFERENCE_MINUEND_FLOW=86, PETRI_DIFFERENCE_MINUEND_PLACES=40, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=32, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=25, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=139, PETRI_PLACES=47, PETRI_TRANSITIONS=38} [2022-12-13 09:36:21,519 INFO L295 CegarLoopForPetriNet]: 68 programPoint places, -21 predicate places. [2022-12-13 09:36:21,519 WARN L178 eatedLiptonReduction]: Counterexample is not a run of mAbstraction. Replaying acceptance of the word... [2022-12-13 09:36:21,519 INFO L89 Accepts]: Start accepts. Operand has 47 places, 38 transitions, 139 flow [2022-12-13 09:36:21,521 INFO L95 Accepts]: Finished accepts. [2022-12-13 09:36:21,521 INFO L203 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-13 09:36:21,521 INFO L174 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 47 places, 38 transitions, 139 flow [2022-12-13 09:36:21,522 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 47 places, 38 transitions, 139 flow [2022-12-13 09:36:21,549 INFO L130 PetriNetUnfolder]: 99/243 cut-off events. [2022-12-13 09:36:21,550 INFO L131 PetriNetUnfolder]: For 134/147 co-relation queries the response was YES. [2022-12-13 09:36:21,550 INFO L83 FinitePrefix]: Finished finitePrefix Result has 540 conditions, 243 events. 99/243 cut-off events. For 134/147 co-relation queries the response was YES. Maximal size of possible extension queue 46. Compared 1267 event pairs, 39 based on Foata normal form. 1/170 useless extension candidates. Maximal degree in co-relation 527. Up to 138 conditions per place. [2022-12-13 09:36:21,552 INFO L222 LiptonReduction]: Starting Lipton reduction on Petri net that has 47 places, 38 transitions, 139 flow [2022-12-13 09:36:21,552 INFO L226 LiptonReduction]: Number of co-enabled transitions 594 [2022-12-13 09:36:21,787 ERROR L112 fgCompositionFactory]: Composing non-subsequent actions: [763] $Ultimate##0-->L799: Formula: (and (= v_~x$r_buff0_thd2~0_77 1) (= (ite (not (and (not (= (mod v_~x$w_buff0_used~0_293 256) 0)) (not (= (mod v_~x$w_buff1_used~0_275 256) 0)))) 1 0) |v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_9|) (= |v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_9| |v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_9|) (= v_~x$r_buff0_thd3~0_137 v_~x$r_buff1_thd3~0_131) (= v_~x$w_buff0~0_162 1) (= v_~x$w_buff0~0_163 v_~x$w_buff1~0_153) (= v_~x$r_buff1_thd1~0_78 v_~x$r_buff0_thd1~0_73) (= v_~x$w_buff0_used~0_294 v_~x$w_buff1_used~0_275) (= v_~x$w_buff0_used~0_293 1) (= v_~x$r_buff1_thd2~0_60 v_~x$r_buff0_thd2~0_78) (= |v_P1Thread1of1ForFork0_~arg#1.base_7| |v_P1Thread1of1ForFork0_#in~arg#1.base_7|) (not (= |v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_9| 0)) (= |v_P1Thread1of1ForFork0_~arg#1.offset_7| |v_P1Thread1of1ForFork0_#in~arg#1.offset_7|) (= v_~x$r_buff1_thd0~0_80 v_~x$r_buff0_thd0~0_70)) InVars {~x$w_buff0~0=v_~x$w_buff0~0_163, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_70, P1Thread1of1ForFork0_#in~arg#1.offset=|v_P1Thread1of1ForFork0_#in~arg#1.offset_7|, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_73, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_137, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_78, P1Thread1of1ForFork0_#in~arg#1.base=|v_P1Thread1of1ForFork0_#in~arg#1.base_7|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_162, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_70, P1Thread1of1ForFork0___VERIFIER_assert_~expression#1=|v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_9|, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_73, P1Thread1of1ForFork0_~arg#1.base=|v_P1Thread1of1ForFork0_~arg#1.base_7|, P1Thread1of1ForFork0_~arg#1.offset=|v_P1Thread1of1ForFork0_~arg#1.offset_7|, ~x$w_buff1~0=v_~x$w_buff1~0_153, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_131, ~x$r_buff1_thd2~0=v_~x$r_buff1_thd2~0_60, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_275, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_78, P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1=|v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_9|, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_137, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_77, ~x$r_buff1_thd0~0=v_~x$r_buff1_thd0~0_80, P1Thread1of1ForFork0_#in~arg#1.base=|v_P1Thread1of1ForFork0_#in~arg#1.base_7|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P1Thread1of1ForFork0_#in~arg#1.offset=|v_P1Thread1of1ForFork0_#in~arg#1.offset_7|} AuxVars[] AssignedVars[~x$w_buff0~0, P1Thread1of1ForFork0___VERIFIER_assert_~expression#1, P1Thread1of1ForFork0_~arg#1.base, P1Thread1of1ForFork0_~arg#1.offset, ~x$w_buff1~0, ~x$r_buff1_thd3~0, ~x$r_buff1_thd2~0, ~x$w_buff1_used~0, ~x$r_buff1_thd1~0, P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1, ~x$r_buff0_thd2~0, ~x$r_buff1_thd0~0, ~x$w_buff0_used~0] and [701] L835-->L842: Formula: (let ((.cse7 (= (mod v_~x$r_buff0_thd3~0_78 256) 0))) (let ((.cse11 (not (= (mod v_~x$w_buff0_used~0_217 256) 0))) (.cse6 (not .cse7)) (.cse8 (= (mod v_~x$w_buff0_used~0_218 256) 0)) (.cse10 (= 0 (mod v_~x$r_buff1_thd3~0_74 256))) (.cse9 (= (mod v_~x$w_buff1_used~0_204 256) 0))) (let ((.cse2 (not .cse9)) (.cse3 (select |v_#memory_int_219| |v_~#x~0.base_148|)) (.cse1 (not .cse10)) (.cse4 (not .cse8)) (.cse0 (and .cse11 .cse6))) (and (= v_~x$w_buff1_used~0_203 (ite (or .cse0 (and .cse1 .cse2)) 0 v_~x$w_buff1_used~0_204)) (= |v_#memory_int_218| (store |v_#memory_int_219| |v_~#x~0.base_148| (store .cse3 |v_~#x~0.offset_148| |v_P2_#t~ite32_27|))) (let ((.cse5 (= |v_P2_#t~mem30_30| |v_P2Thread1of1ForFork1_#t~mem30_1|))) (or (and (= |v_P2_#t~ite32_27| v_~x$w_buff0~0_98) .cse4 .cse5 (= |v_P2_#t~ite31_27| |v_P2Thread1of1ForFork1_#t~ite31_1|) .cse6) (and (= |v_P2_#t~ite31_27| |v_P2_#t~ite32_27|) (or .cse7 .cse8) (or (and .cse5 (= |v_P2_#t~ite31_27| v_~x$w_buff1~0_101) .cse1 .cse2) (and (= |v_P2_#t~ite31_27| |v_P2_#t~mem30_30|) (= (select .cse3 |v_~#x~0.offset_148|) |v_P2_#t~mem30_30|) (or .cse9 .cse10)))))) (= v_~x$r_buff1_thd3~0_73 (ite (or (and (not (= (mod v_~x$r_buff0_thd3~0_77 256) 0)) .cse11) (and .cse1 (not (= (mod v_~x$w_buff1_used~0_203 256) 0)))) 0 v_~x$r_buff1_thd3~0_74)) (= (ite (and .cse4 .cse6) 0 v_~x$w_buff0_used~0_218) v_~x$w_buff0_used~0_217) (= (ite .cse0 0 v_~x$r_buff0_thd3~0_78) v_~x$r_buff0_thd3~0_77))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_98, ~#x~0.offset=|v_~#x~0.offset_148|, P2Thread1of1ForFork1_#t~ite31=|v_P2Thread1of1ForFork1_#t~ite31_1|, ~x$w_buff1~0=v_~x$w_buff1~0_101, #memory_int=|v_#memory_int_219|, ~#x~0.base=|v_~#x~0.base_148|, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_74, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_204, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_78, P2Thread1of1ForFork1_#t~mem30=|v_P2Thread1of1ForFork1_#t~mem30_1|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_218} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_98, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~#x~0.offset=|v_~#x~0.offset_148|, ~x$w_buff1~0=v_~x$w_buff1~0_101, #memory_int=|v_#memory_int_218|, ~#x~0.base=|v_~#x~0.base_148|, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_73, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_203, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_77, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_217} AuxVars[|v_P2_#t~ite31_27|, |v_P2_#t~mem30_30|, |v_P2_#t~ite32_27|] AssignedVars[P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite31, #memory_int, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, P2Thread1of1ForFork1_#t~mem30, ~x$w_buff0_used~0] [2022-12-13 09:36:22,579 ERROR L112 fgCompositionFactory]: Composing non-subsequent actions: [763] $Ultimate##0-->L799: Formula: (and (= v_~x$r_buff0_thd2~0_77 1) (= (ite (not (and (not (= (mod v_~x$w_buff0_used~0_293 256) 0)) (not (= (mod v_~x$w_buff1_used~0_275 256) 0)))) 1 0) |v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_9|) (= |v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_9| |v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_9|) (= v_~x$r_buff0_thd3~0_137 v_~x$r_buff1_thd3~0_131) (= v_~x$w_buff0~0_162 1) (= v_~x$w_buff0~0_163 v_~x$w_buff1~0_153) (= v_~x$r_buff1_thd1~0_78 v_~x$r_buff0_thd1~0_73) (= v_~x$w_buff0_used~0_294 v_~x$w_buff1_used~0_275) (= v_~x$w_buff0_used~0_293 1) (= v_~x$r_buff1_thd2~0_60 v_~x$r_buff0_thd2~0_78) (= |v_P1Thread1of1ForFork0_~arg#1.base_7| |v_P1Thread1of1ForFork0_#in~arg#1.base_7|) (not (= |v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_9| 0)) (= |v_P1Thread1of1ForFork0_~arg#1.offset_7| |v_P1Thread1of1ForFork0_#in~arg#1.offset_7|) (= v_~x$r_buff1_thd0~0_80 v_~x$r_buff0_thd0~0_70)) InVars {~x$w_buff0~0=v_~x$w_buff0~0_163, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_70, P1Thread1of1ForFork0_#in~arg#1.offset=|v_P1Thread1of1ForFork0_#in~arg#1.offset_7|, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_73, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_137, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_78, P1Thread1of1ForFork0_#in~arg#1.base=|v_P1Thread1of1ForFork0_#in~arg#1.base_7|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_162, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_70, P1Thread1of1ForFork0___VERIFIER_assert_~expression#1=|v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_9|, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_73, P1Thread1of1ForFork0_~arg#1.base=|v_P1Thread1of1ForFork0_~arg#1.base_7|, P1Thread1of1ForFork0_~arg#1.offset=|v_P1Thread1of1ForFork0_~arg#1.offset_7|, ~x$w_buff1~0=v_~x$w_buff1~0_153, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_131, ~x$r_buff1_thd2~0=v_~x$r_buff1_thd2~0_60, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_275, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_78, P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1=|v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_9|, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_137, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_77, ~x$r_buff1_thd0~0=v_~x$r_buff1_thd0~0_80, P1Thread1of1ForFork0_#in~arg#1.base=|v_P1Thread1of1ForFork0_#in~arg#1.base_7|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P1Thread1of1ForFork0_#in~arg#1.offset=|v_P1Thread1of1ForFork0_#in~arg#1.offset_7|} AuxVars[] AssignedVars[~x$w_buff0~0, P1Thread1of1ForFork0___VERIFIER_assert_~expression#1, P1Thread1of1ForFork0_~arg#1.base, P1Thread1of1ForFork0_~arg#1.offset, ~x$w_buff1~0, ~x$r_buff1_thd3~0, ~x$r_buff1_thd2~0, ~x$w_buff1_used~0, ~x$r_buff1_thd1~0, P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1, ~x$r_buff0_thd2~0, ~x$r_buff1_thd0~0, ~x$w_buff0_used~0] and [687] L760-->L778: Formula: (let ((.cse8 (= (mod v_~x$w_buff1_used~0_188 256) 0)) (.cse6 (= (mod v_~x$r_buff1_thd1~0_53 256) 0)) (.cse16 (= (mod v_~x$w_buff0_used~0_204 256) 0)) (.cse15 (= (mod v_~x$r_buff0_thd1~0_56 256) 0))) (let ((.cse1 (= (mod v_~weak$$choice2~0_64 256) 0)) (.cse7 (not .cse15)) (.cse9 (not .cse16)) (.cse0 (select |v_#memory_int_203| |v_~#x~0.base_136|)) (.cse10 (and .cse6 .cse15)) (.cse12 (and .cse15 .cse8))) (let ((.cse4 (or .cse10 .cse16 .cse12)) (.cse3 (select .cse0 |v_~#x~0.offset_136|)) (.cse5 (and .cse7 .cse9)) (.cse2 (not .cse1)) (.cse14 (= 0 (mod v_~x$w_buff1_used~0_187 256))) (.cse11 (= (mod v_~x$w_buff0_used~0_203 256) 0))) (and (= (store |v_#memory_int_203| |v_~#x~0.base_136| (store .cse0 |v_~#x~0.offset_136| |v_P0_#t~ite10_33|)) |v_#memory_int_202|) (or (and (= v_~__unbuffered_p0_EAX~0_14 |v_P0_#t~mem9_32|) .cse1 (= |v_P0_#t~ite10_33| |v_P0_#t~mem9_32|)) (and (= |v_P0Thread1of1ForFork2_#t~mem9_1| |v_P0_#t~mem9_32|) .cse2 (= |v_P0_#t~ite10_33| v_~x$mem_tmp~0_30))) (= .cse3 v_~x$mem_tmp~0_30) (= v_~x$w_buff0_used~0_203 (ite .cse2 v_~x$w_buff0_used~0_204 (ite .cse4 v_~x$w_buff0_used~0_204 (ite .cse5 0 v_~x$w_buff0_used~0_204)))) (or (and .cse4 (= v_~__unbuffered_p0_EAX~0_14 |v_P0_#t~mem6_34|) (= .cse3 |v_P0_#t~mem6_34|)) (and (or (not .cse6) .cse7) (= v_~__unbuffered_p0_EAX~0_14 (ite .cse5 v_~x$w_buff0~0_93 v_~x$w_buff1~0_88)) (= |v_P0Thread1of1ForFork2_#t~mem6_1| |v_P0_#t~mem6_34|) (or (not .cse8) .cse7) .cse9)) (= |v_P0Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_58) (= v_~x$w_buff1~0_88 v_~x$w_buff1~0_87) (= v_~x$flush_delayed~0_50 0) (= |v_P0Thread1of1ForFork2_#t~nondet4_1| v_~weak$$choice2~0_64) (= v_~x$w_buff0~0_93 v_~x$w_buff0~0_92) (= (ite .cse2 v_~x$w_buff1_used~0_188 (ite (or .cse10 .cse11 .cse12) v_~x$w_buff1_used~0_188 0)) v_~x$w_buff1_used~0_187) (= (ite .cse2 v_~x$r_buff1_thd1~0_53 (ite (let ((.cse13 (= (mod v_~x$r_buff0_thd1~0_55 256) 0))) (or (and .cse13 .cse14) (and .cse6 .cse13) .cse11)) v_~x$r_buff1_thd1~0_53 0)) v_~x$r_buff1_thd1~0_52) (= v_~x$r_buff0_thd1~0_55 (ite .cse2 v_~x$r_buff0_thd1~0_56 (ite (or .cse10 (and .cse15 .cse14) .cse11) v_~x$r_buff0_thd1~0_56 (ite (and .cse7 (not .cse11)) 0 v_~x$r_buff0_thd1~0_56)))))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_93, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_56, ~#x~0.offset=|v_~#x~0.offset_136|, ~x$w_buff1~0=v_~x$w_buff1~0_88, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_188, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_53, P0Thread1of1ForFork2_#t~mem9=|v_P0Thread1of1ForFork2_#t~mem9_1|, P0Thread1of1ForFork2_#t~mem6=|v_P0Thread1of1ForFork2_#t~mem6_1|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_204, #memory_int=|v_#memory_int_203|, ~#x~0.base=|v_~#x~0.base_136|, P0Thread1of1ForFork2_#t~nondet4=|v_P0Thread1of1ForFork2_#t~nondet4_1|, P0Thread1of1ForFork2_#t~nondet3=|v_P0Thread1of1ForFork2_#t~nondet3_1|} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_92, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_55, ~x$flush_delayed~0=v_~x$flush_delayed~0_50, ~#x~0.offset=|v_~#x~0.offset_136|, ~x$w_buff1~0=v_~x$w_buff1~0_87, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_187, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_52, P0Thread1of1ForFork2_#t~mem8=|v_P0Thread1of1ForFork2_#t~mem8_1|, ~x$mem_tmp~0=v_~x$mem_tmp~0_30, P0Thread1of1ForFork2_#t~mem5=|v_P0Thread1of1ForFork2_#t~mem5_1|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_203, ~weak$$choice0~0=v_~weak$$choice0~0_58, ~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_14, P0Thread1of1ForFork2_#t~ite7=|v_P0Thread1of1ForFork2_#t~ite7_1|, #memory_int=|v_#memory_int_202|, ~#x~0.base=|v_~#x~0.base_136|, ~weak$$choice2~0=v_~weak$$choice2~0_64, P0Thread1of1ForFork2_#t~ite10=|v_P0Thread1of1ForFork2_#t~ite10_1|} AuxVars[|v_P0_#t~mem9_32|, |v_P0_#t~ite10_33|, |v_P0_#t~mem6_34|] AssignedVars[~x$w_buff0~0, ~x$r_buff0_thd1~0, ~x$flush_delayed~0, ~x$w_buff1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd1~0, P0Thread1of1ForFork2_#t~mem8, ~x$mem_tmp~0, P0Thread1of1ForFork2_#t~mem9, P0Thread1of1ForFork2_#t~mem6, P0Thread1of1ForFork2_#t~mem5, ~x$w_buff0_used~0, ~weak$$choice0~0, ~__unbuffered_p0_EAX~0, P0Thread1of1ForFork2_#t~ite7, #memory_int, ~weak$$choice2~0, P0Thread1of1ForFork2_#t~nondet4, P0Thread1of1ForFork2_#t~nondet3, P0Thread1of1ForFork2_#t~ite10] [2022-12-13 09:36:23,266 ERROR L112 fgCompositionFactory]: Composing non-subsequent actions: [763] $Ultimate##0-->L799: Formula: (and (= v_~x$r_buff0_thd2~0_77 1) (= (ite (not (and (not (= (mod v_~x$w_buff0_used~0_293 256) 0)) (not (= (mod v_~x$w_buff1_used~0_275 256) 0)))) 1 0) |v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_9|) (= |v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_9| |v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_9|) (= v_~x$r_buff0_thd3~0_137 v_~x$r_buff1_thd3~0_131) (= v_~x$w_buff0~0_162 1) (= v_~x$w_buff0~0_163 v_~x$w_buff1~0_153) (= v_~x$r_buff1_thd1~0_78 v_~x$r_buff0_thd1~0_73) (= v_~x$w_buff0_used~0_294 v_~x$w_buff1_used~0_275) (= v_~x$w_buff0_used~0_293 1) (= v_~x$r_buff1_thd2~0_60 v_~x$r_buff0_thd2~0_78) (= |v_P1Thread1of1ForFork0_~arg#1.base_7| |v_P1Thread1of1ForFork0_#in~arg#1.base_7|) (not (= |v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_9| 0)) (= |v_P1Thread1of1ForFork0_~arg#1.offset_7| |v_P1Thread1of1ForFork0_#in~arg#1.offset_7|) (= v_~x$r_buff1_thd0~0_80 v_~x$r_buff0_thd0~0_70)) InVars {~x$w_buff0~0=v_~x$w_buff0~0_163, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_70, P1Thread1of1ForFork0_#in~arg#1.offset=|v_P1Thread1of1ForFork0_#in~arg#1.offset_7|, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_73, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_137, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_78, P1Thread1of1ForFork0_#in~arg#1.base=|v_P1Thread1of1ForFork0_#in~arg#1.base_7|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_294} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_162, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_70, P1Thread1of1ForFork0___VERIFIER_assert_~expression#1=|v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_9|, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_73, P1Thread1of1ForFork0_~arg#1.base=|v_P1Thread1of1ForFork0_~arg#1.base_7|, P1Thread1of1ForFork0_~arg#1.offset=|v_P1Thread1of1ForFork0_~arg#1.offset_7|, ~x$w_buff1~0=v_~x$w_buff1~0_153, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_131, ~x$r_buff1_thd2~0=v_~x$r_buff1_thd2~0_60, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_275, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_78, P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1=|v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_9|, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_137, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_77, ~x$r_buff1_thd0~0=v_~x$r_buff1_thd0~0_80, P1Thread1of1ForFork0_#in~arg#1.base=|v_P1Thread1of1ForFork0_#in~arg#1.base_7|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_293, P1Thread1of1ForFork0_#in~arg#1.offset=|v_P1Thread1of1ForFork0_#in~arg#1.offset_7|} AuxVars[] AssignedVars[~x$w_buff0~0, P1Thread1of1ForFork0___VERIFIER_assert_~expression#1, P1Thread1of1ForFork0_~arg#1.base, P1Thread1of1ForFork0_~arg#1.offset, ~x$w_buff1~0, ~x$r_buff1_thd3~0, ~x$r_buff1_thd2~0, ~x$w_buff1_used~0, ~x$r_buff1_thd1~0, P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1, ~x$r_buff0_thd2~0, ~x$r_buff1_thd0~0, ~x$w_buff0_used~0] and [715] L3-1-->L875: Formula: (let ((.cse9 (= (mod v_~x$r_buff0_thd0~0_51 256) 0))) (let ((.cse1 (not .cse9)) (.cse10 (not (= (mod v_~x$w_buff0_used~0_257 256) 0))) (.cse5 (= (mod v_~x$r_buff1_thd0~0_53 256) 0)) (.cse4 (= (mod v_~x$w_buff1_used~0_240 256) 0)) (.cse8 (= (mod v_~x$w_buff0_used~0_258 256) 0))) (let ((.cse3 (select |v_#memory_int_259| |v_~#x~0.base_174|)) (.cse0 (not .cse8)) (.cse6 (not .cse4)) (.cse7 (not .cse5)) (.cse11 (and .cse1 .cse10))) (and (let ((.cse2 (= |v_ULTIMATE.start_main_#t~mem39#1_33| |v_ULTIMATE.start_main_#t~mem39#1_31|))) (or (and .cse0 .cse1 (= |v_ULTIMATE.start_main_#t~ite40#1_34| |v_ULTIMATE.start_main_#t~ite40#1_32|) (= |v_ULTIMATE.start_main_#t~ite41#1_29| v_~x$w_buff0~0_138) .cse2) (and (or (and (= (select .cse3 |v_~#x~0.offset_174|) |v_ULTIMATE.start_main_#t~mem39#1_31|) (or .cse4 .cse5) (= |v_ULTIMATE.start_main_#t~ite40#1_32| |v_ULTIMATE.start_main_#t~mem39#1_31|)) (and (= |v_ULTIMATE.start_main_#t~ite40#1_32| v_~x$w_buff1~0_133) .cse6 .cse2 .cse7)) (= |v_ULTIMATE.start_main_#t~ite40#1_32| |v_ULTIMATE.start_main_#t~ite41#1_29|) (or .cse8 .cse9)))) (= (ite (or (and .cse10 (not (= (mod v_~x$r_buff0_thd0~0_50 256) 0))) (and (not (= (mod v_~x$w_buff1_used~0_239 256) 0)) .cse7)) 0 v_~x$r_buff1_thd0~0_53) v_~x$r_buff1_thd0~0_52) (= |v_#memory_int_258| (store |v_#memory_int_259| |v_~#x~0.base_174| (store .cse3 |v_~#x~0.offset_174| |v_ULTIMATE.start_main_#t~ite41#1_29|))) (= (ite (and .cse0 .cse1) 0 v_~x$w_buff0_used~0_258) v_~x$w_buff0_used~0_257) (= (ite (or .cse11 (and .cse6 .cse7)) 0 v_~x$w_buff1_used~0_240) v_~x$w_buff1_used~0_239) (= (ite .cse11 0 v_~x$r_buff0_thd0~0_51) v_~x$r_buff0_thd0~0_50))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_138, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_51, ~#x~0.offset=|v_~#x~0.offset_174|, ~x$w_buff1~0=v_~x$w_buff1~0_133, #memory_int=|v_#memory_int_259|, ~#x~0.base=|v_~#x~0.base_174|, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_240, ~x$r_buff1_thd0~0=v_~x$r_buff1_thd0~0_53, ULTIMATE.start_main_#t~mem39#1=|v_ULTIMATE.start_main_#t~mem39#1_33|, ULTIMATE.start_main_#t~ite40#1=|v_ULTIMATE.start_main_#t~ite40#1_34|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_258} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_138, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_50, ULTIMATE.start_main_#t~ite41#1=|v_ULTIMATE.start_main_#t~ite41#1_28|, ~#x~0.offset=|v_~#x~0.offset_174|, ~x$w_buff1~0=v_~x$w_buff1~0_133, #memory_int=|v_#memory_int_258|, ~#x~0.base=|v_~#x~0.base_174|, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_239, ~x$r_buff1_thd0~0=v_~x$r_buff1_thd0~0_52, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_257} AuxVars[|v_ULTIMATE.start_main_#t~mem39#1_31|, |v_ULTIMATE.start_main_#t~ite40#1_32|, |v_ULTIMATE.start_main_#t~ite41#1_29|] AssignedVars[~x$r_buff0_thd0~0, ULTIMATE.start_main_#t~ite41#1, #memory_int, ~x$w_buff1_used~0, ~x$r_buff1_thd0~0, ULTIMATE.start_main_#t~mem39#1, ULTIMATE.start_main_#t~ite40#1, ~x$w_buff0_used~0] [2022-12-13 09:36:23,677 INFO L241 LiptonReduction]: Total number of compositions: 1 [2022-12-13 09:36:23,678 INFO L158 eatedLiptonReduction]: Time needed for LBE in milliseconds: 2159 [2022-12-13 09:36:23,678 INFO L495 AbstractCegarLoop]: Abstraction has has 46 places, 37 transitions, 147 flow [2022-12-13 09:36:23,678 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 6 states have internal predecessors, (65), 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) [2022-12-13 09:36:23,678 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-13 09:36:23,678 INFO L214 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 09:36:23,678 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-13 09:36:23,678 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2022-12-13 09:36:23,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:36:23,679 INFO L85 PathProgramCache]: Analyzing trace with hash 1376722631, now seen corresponding path program 1 times [2022-12-13 09:36:23,679 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:36:23,679 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1507947945] [2022-12-13 09:36:23,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:36:23,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:36:23,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:36:23,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:36:23,812 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:36:23,813 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1507947945] [2022-12-13 09:36:23,813 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1507947945] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 09:36:23,813 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 09:36:23,813 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 09:36:23,813 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [403044755] [2022-12-13 09:36:23,813 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 09:36:23,813 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 09:36:23,813 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:36:23,814 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 09:36:23,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 09:36:23,814 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 6 out of 34 [2022-12-13 09:36:23,814 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 46 places, 37 transitions, 147 flow. Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 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) [2022-12-13 09:36:23,814 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 09:36:23,814 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 6 of 34 [2022-12-13 09:36:23,814 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 09:36:24,145 INFO L130 PetriNetUnfolder]: 1769/2685 cut-off events. [2022-12-13 09:36:24,145 INFO L131 PetriNetUnfolder]: For 2041/2057 co-relation queries the response was YES. [2022-12-13 09:36:24,149 INFO L83 FinitePrefix]: Finished finitePrefix Result has 7594 conditions, 2685 events. 1769/2685 cut-off events. For 2041/2057 co-relation queries the response was YES. Maximal size of possible extension queue 187. Compared 13231 event pairs, 496 based on Foata normal form. 29/1915 useless extension candidates. Maximal degree in co-relation 7578. Up to 2524 conditions per place. [2022-12-13 09:36:24,161 INFO L137 encePairwiseOnDemand]: 23/34 looper letters, 44 selfloop transitions, 10 changer transitions 0/61 dead transitions. [2022-12-13 09:36:24,161 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 48 places, 61 transitions, 347 flow [2022-12-13 09:36:24,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 09:36:24,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-12-13 09:36:24,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 69 transitions. [2022-12-13 09:36:24,162 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.6764705882352942 [2022-12-13 09:36:24,162 INFO L175 Difference]: Start difference. First operand has 46 places, 37 transitions, 147 flow. Second operand 3 states and 69 transitions. [2022-12-13 09:36:24,162 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 48 places, 61 transitions, 347 flow [2022-12-13 09:36:24,164 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 47 places, 61 transitions, 337 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-12-13 09:36:24,164 INFO L231 Difference]: Finished difference. Result has 48 places, 46 transitions, 209 flow [2022-12-13 09:36:24,164 INFO L277 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=141, PETRI_DIFFERENCE_MINUEND_PLACES=45, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=37, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=27, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=209, PETRI_PLACES=48, PETRI_TRANSITIONS=46} [2022-12-13 09:36:24,165 INFO L295 CegarLoopForPetriNet]: 68 programPoint places, -20 predicate places. [2022-12-13 09:36:24,165 WARN L178 eatedLiptonReduction]: Counterexample is not a run of mAbstraction. Replaying acceptance of the word... [2022-12-13 09:36:24,165 INFO L89 Accepts]: Start accepts. Operand has 48 places, 46 transitions, 209 flow [2022-12-13 09:36:24,165 INFO L95 Accepts]: Finished accepts. [2022-12-13 09:36:24,166 INFO L203 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-13 09:36:24,166 INFO L174 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 48 places, 46 transitions, 209 flow [2022-12-13 09:36:24,166 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 48 places, 46 transitions, 209 flow [2022-12-13 09:36:24,254 INFO L130 PetriNetUnfolder]: 706/1310 cut-off events. [2022-12-13 09:36:24,254 INFO L131 PetriNetUnfolder]: For 484/498 co-relation queries the response was YES. [2022-12-13 09:36:24,257 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3061 conditions, 1310 events. 706/1310 cut-off events. For 484/498 co-relation queries the response was YES. Maximal size of possible extension queue 202. Compared 8954 event pairs, 275 based on Foata normal form. 0/719 useless extension candidates. Maximal degree in co-relation 3046. Up to 856 conditions per place. [2022-12-13 09:36:24,263 INFO L222 LiptonReduction]: Starting Lipton reduction on Petri net that has 48 places, 46 transitions, 209 flow [2022-12-13 09:36:24,263 INFO L226 LiptonReduction]: Number of co-enabled transitions 666 [2022-12-13 09:36:24,266 INFO L241 LiptonReduction]: Total number of compositions: 0 [2022-12-13 09:36:24,266 INFO L158 eatedLiptonReduction]: Time needed for LBE in milliseconds: 101 [2022-12-13 09:36:24,266 INFO L495 AbstractCegarLoop]: Abstraction has has 48 places, 46 transitions, 209 flow [2022-12-13 09:36:24,266 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 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) [2022-12-13 09:36:24,267 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-13 09:36:24,267 INFO L214 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 09:36:24,267 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-13 09:36:24,267 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2022-12-13 09:36:24,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:36:24,267 INFO L85 PathProgramCache]: Analyzing trace with hash 1537984658, now seen corresponding path program 1 times [2022-12-13 09:36:24,267 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:36:24,267 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1503642789] [2022-12-13 09:36:24,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:36:24,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:36:24,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:36:25,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:36:25,432 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:36:25,433 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1503642789] [2022-12-13 09:36:25,433 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1503642789] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 09:36:25,433 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 09:36:25,433 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 09:36:25,434 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [213008880] [2022-12-13 09:36:25,434 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 09:36:25,434 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 09:36:25,434 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:36:25,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 09:36:25,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2022-12-13 09:36:25,435 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 9 out of 34 [2022-12-13 09:36:25,436 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 48 places, 46 transitions, 209 flow. Second operand has 8 states, 8 states have (on average 10.5) internal successors, (84), 8 states have internal predecessors, (84), 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) [2022-12-13 09:36:25,436 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 09:36:25,436 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 9 of 34 [2022-12-13 09:36:25,436 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 09:36:25,916 INFO L130 PetriNetUnfolder]: 1650/2622 cut-off events. [2022-12-13 09:36:25,916 INFO L131 PetriNetUnfolder]: For 2382/2502 co-relation queries the response was YES. [2022-12-13 09:36:25,923 INFO L83 FinitePrefix]: Finished finitePrefix Result has 8459 conditions, 2622 events. 1650/2622 cut-off events. For 2382/2502 co-relation queries the response was YES. Maximal size of possible extension queue 223. Compared 14396 event pairs, 348 based on Foata normal form. 50/2207 useless extension candidates. Maximal degree in co-relation 8441. Up to 2008 conditions per place. [2022-12-13 09:36:25,933 INFO L137 encePairwiseOnDemand]: 23/34 looper letters, 59 selfloop transitions, 14 changer transitions 0/86 dead transitions. [2022-12-13 09:36:25,933 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 52 places, 86 transitions, 531 flow [2022-12-13 09:36:25,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 09:36:25,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2022-12-13 09:36:25,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 103 transitions. [2022-12-13 09:36:25,936 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.6058823529411764 [2022-12-13 09:36:25,936 INFO L175 Difference]: Start difference. First operand has 48 places, 46 transitions, 209 flow. Second operand 5 states and 103 transitions. [2022-12-13 09:36:25,936 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 52 places, 86 transitions, 531 flow [2022-12-13 09:36:25,938 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 51 places, 86 transitions, 513 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-12-13 09:36:25,939 INFO L231 Difference]: Finished difference. Result has 53 places, 53 transitions, 285 flow [2022-12-13 09:36:25,939 INFO L277 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=199, PETRI_DIFFERENCE_MINUEND_PLACES=47, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=46, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=36, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=285, PETRI_PLACES=53, PETRI_TRANSITIONS=53} [2022-12-13 09:36:25,940 INFO L295 CegarLoopForPetriNet]: 68 programPoint places, -15 predicate places. [2022-12-13 09:36:25,940 WARN L178 eatedLiptonReduction]: Counterexample is not a run of mAbstraction. Replaying acceptance of the word... [2022-12-13 09:36:25,940 INFO L89 Accepts]: Start accepts. Operand has 53 places, 53 transitions, 285 flow [2022-12-13 09:36:25,940 INFO L95 Accepts]: Finished accepts. [2022-12-13 09:36:25,940 INFO L203 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-13 09:36:25,940 INFO L174 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 53 places, 53 transitions, 285 flow [2022-12-13 09:36:25,941 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 53 places, 53 transitions, 285 flow [2022-12-13 09:36:26,042 INFO L130 PetriNetUnfolder]: 793/1473 cut-off events. [2022-12-13 09:36:26,042 INFO L131 PetriNetUnfolder]: For 1208/1261 co-relation queries the response was YES. [2022-12-13 09:36:26,046 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3873 conditions, 1473 events. 793/1473 cut-off events. For 1208/1261 co-relation queries the response was YES. Maximal size of possible extension queue 234. Compared 10324 event pairs, 275 based on Foata normal form. 9/825 useless extension candidates. Maximal degree in co-relation 3855. Up to 976 conditions per place. [2022-12-13 09:36:26,054 INFO L222 LiptonReduction]: Starting Lipton reduction on Petri net that has 53 places, 53 transitions, 285 flow [2022-12-13 09:36:26,055 INFO L226 LiptonReduction]: Number of co-enabled transitions 750 [2022-12-13 09:36:26,169 ERROR L112 fgCompositionFactory]: Composing non-subsequent actions: [872] $Ultimate##0-->L875: Formula: (let ((.cse0 (= (mod v_~x$r_buff0_thd0~0_139 256) 0))) (let ((.cse3 (not (= (mod v_~x$w_buff0_used~0_546 256) 0))) (.cse2 (not .cse0))) (let ((.cse1 (select |v_#memory_int_599| |v_~#x~0.base_294|)) (.cse4 (= (mod v_~x$w_buff0_used~0_548 256) 0)) (.cse5 (and .cse3 .cse2))) (and (or (and .cse0 (= |v_ULTIMATE.start_main_#t~mem39#1_141| (select .cse1 |v_~#x~0.offset_294|)) (= |v_ULTIMATE.start_main_#t~ite41#1_113| |v_ULTIMATE.start_main_#t~ite40#1_142|) (= |v_ULTIMATE.start_main_#t~mem39#1_141| |v_ULTIMATE.start_main_#t~ite40#1_142|)) (and (= |v_ULTIMATE.start_main_#t~mem39#1_143| |v_ULTIMATE.start_main_#t~mem39#1_141|) (= |v_ULTIMATE.start_main_#t~ite41#1_113| v_~x$w_buff0~0_372) .cse2 (= |v_ULTIMATE.start_main_#t~ite40#1_144| |v_ULTIMATE.start_main_#t~ite40#1_142|))) (= v_~x$w_buff0~0_373 v_~x$w_buff1~0_345) (= v_~x$r_buff0_thd1~0_229 v_~x$r_buff1_thd1~0_239) (= |v_P1Thread1of1ForFork0_#in~arg#1.offset_26| |v_P1Thread1of1ForFork0_~arg#1.offset_26|) (= v_~x$r_buff0_thd2~0_147 1) (= |v_P1Thread1of1ForFork0_~arg#1.base_26| |v_P1Thread1of1ForFork0_#in~arg#1.base_26|) (= v_~x$w_buff0_used~0_546 (ite .cse2 0 1)) (= v_~x$w_buff0~0_372 1) (= v_~x$r_buff0_thd3~0_208 v_~x$r_buff1_thd3~0_202) (not (= |v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_28| 0)) (= (store |v_#memory_int_599| |v_~#x~0.base_294| (store .cse1 |v_~#x~0.offset_294| |v_ULTIMATE.start_main_#t~ite41#1_113|)) |v_#memory_int_598|) (= v_~x$r_buff0_thd2~0_148 v_~x$r_buff1_thd2~0_113) (= v_~x$r_buff1_thd0~0_156 (ite (or (and (not (= (mod v_~x$r_buff0_thd0~0_138 256) 0)) .cse3) (and .cse2 (not (= (mod v_~x$w_buff1_used~0_513 256) 0)))) 0 v_~x$r_buff0_thd0~0_139)) (= |v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_28| |v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_28|) (= (ite .cse4 1 0) |v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_28|) (= (ite (or .cse5 (and (not .cse4) .cse2)) 0 v_~x$w_buff0_used~0_548) v_~x$w_buff1_used~0_513) (= v_~x$r_buff0_thd0~0_138 (ite .cse5 0 v_~x$r_buff0_thd0~0_139)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_373, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_139, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_229, ~#x~0.offset=|v_~#x~0.offset_294|, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_208, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_148, P1Thread1of1ForFork0_#in~arg#1.base=|v_P1Thread1of1ForFork0_#in~arg#1.base_26|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_548, P1Thread1of1ForFork0_#in~arg#1.offset=|v_P1Thread1of1ForFork0_#in~arg#1.offset_26|, #memory_int=|v_#memory_int_599|, ~#x~0.base=|v_~#x~0.base_294|, ULTIMATE.start_main_#t~mem39#1=|v_ULTIMATE.start_main_#t~mem39#1_143|, ULTIMATE.start_main_#t~ite40#1=|v_ULTIMATE.start_main_#t~ite40#1_144|} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_372, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_138, P1Thread1of1ForFork0___VERIFIER_assert_~expression#1=|v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_28|, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_229, P1Thread1of1ForFork0_~arg#1.base=|v_P1Thread1of1ForFork0_~arg#1.base_26|, P1Thread1of1ForFork0_~arg#1.offset=|v_P1Thread1of1ForFork0_~arg#1.offset_26|, ~#x~0.offset=|v_~#x~0.offset_294|, ~x$w_buff1~0=v_~x$w_buff1~0_345, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_513, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_202, ~x$r_buff1_thd2~0=v_~x$r_buff1_thd2~0_113, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_239, P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1=|v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_28|, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_208, ~x$r_buff1_thd0~0=v_~x$r_buff1_thd0~0_156, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_147, P1Thread1of1ForFork0_#in~arg#1.base=|v_P1Thread1of1ForFork0_#in~arg#1.base_26|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_546, P1Thread1of1ForFork0_#in~arg#1.offset=|v_P1Thread1of1ForFork0_#in~arg#1.offset_26|, ULTIMATE.start_main_#t~ite41#1=|v_ULTIMATE.start_main_#t~ite41#1_112|, #memory_int=|v_#memory_int_598|, ~#x~0.base=|v_~#x~0.base_294|} AuxVars[|v_ULTIMATE.start_main_#t~ite40#1_142|, |v_ULTIMATE.start_main_#t~ite41#1_113|, |v_ULTIMATE.start_main_#t~mem39#1_141|] AssignedVars[~x$w_buff0~0, ~x$r_buff0_thd0~0, P1Thread1of1ForFork0___VERIFIER_assert_~expression#1, P1Thread1of1ForFork0_~arg#1.base, P1Thread1of1ForFork0_~arg#1.offset, ~x$w_buff1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd3~0, ~x$r_buff1_thd2~0, ~x$r_buff1_thd1~0, P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1, ~x$r_buff1_thd0~0, ~x$r_buff0_thd2~0, ~x$w_buff0_used~0, ULTIMATE.start_main_#t~ite41#1, #memory_int, ULTIMATE.start_main_#t~mem39#1, ULTIMATE.start_main_#t~ite40#1] and [694] L799-->L806: Formula: (let ((.cse10 (= (mod v_~x$r_buff0_thd2~0_50 256) 0))) (let ((.cse11 (= (mod v_~x$w_buff0_used~0_198 256) 0)) (.cse9 (= (mod v_~x$r_buff1_thd2~0_43 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_182 256) 0)) (.cse3 (not .cse10)) (.cse6 (not (= (mod v_~x$w_buff0_used~0_197 256) 0)))) (let ((.cse0 (and .cse3 .cse6)) (.cse1 (not .cse8)) (.cse2 (not .cse9)) (.cse5 (select |v_#memory_int_197| |v_~#x~0.base_132|)) (.cse4 (not .cse11))) (and (= v_~x$r_buff0_thd2~0_49 (ite .cse0 0 v_~x$r_buff0_thd2~0_50)) (= (ite (or .cse0 (and .cse1 .cse2)) 0 v_~x$w_buff1_used~0_182) v_~x$w_buff1_used~0_181) (= (ite (and .cse3 .cse4) 0 v_~x$w_buff0_used~0_198) v_~x$w_buff0_used~0_197) (= (store |v_#memory_int_197| |v_~#x~0.base_132| (store .cse5 |v_~#x~0.offset_132| |v_P1_#t~ite13#1_21|)) |v_#memory_int_196|) (= v_~x$r_buff1_thd2~0_42 (ite (or (and (not (= (mod v_~x$w_buff1_used~0_181 256) 0)) .cse2) (and .cse6 (not (= (mod v_~x$r_buff0_thd2~0_49 256) 0)))) 0 v_~x$r_buff1_thd2~0_43)) (let ((.cse7 (= |v_P1_#t~mem11#1_34| |v_P1Thread1of1ForFork0_#t~mem11#1_1|))) (or (and (or (and .cse1 (= |v_P1_#t~ite12#1_31| v_~x$w_buff1~0_83) .cse2 .cse7) (and (= |v_P1_#t~mem11#1_34| (select .cse5 |v_~#x~0.offset_132|)) (= |v_P1_#t~mem11#1_34| |v_P1_#t~ite12#1_31|) (or .cse8 .cse9))) (or .cse10 .cse11) (= |v_P1_#t~ite12#1_31| |v_P1_#t~ite13#1_21|)) (and .cse3 (= |v_P1Thread1of1ForFork0_#t~ite12#1_1| |v_P1_#t~ite12#1_31|) .cse4 (= |v_P1_#t~ite13#1_21| v_~x$w_buff0~0_88) .cse7))))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_88, ~#x~0.offset=|v_~#x~0.offset_132|, ~x$w_buff1~0=v_~x$w_buff1~0_83, #memory_int=|v_#memory_int_197|, ~#x~0.base=|v_~#x~0.base_132|, ~x$r_buff1_thd2~0=v_~x$r_buff1_thd2~0_43, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_182, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_50, P1Thread1of1ForFork0_#t~mem11#1=|v_P1Thread1of1ForFork0_#t~mem11#1_1|, P1Thread1of1ForFork0_#t~ite12#1=|v_P1Thread1of1ForFork0_#t~ite12#1_1|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_198} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_88, ~#x~0.offset=|v_~#x~0.offset_132|, ~x$w_buff1~0=v_~x$w_buff1~0_83, #memory_int=|v_#memory_int_196|, ~#x~0.base=|v_~#x~0.base_132|, ~x$r_buff1_thd2~0=v_~x$r_buff1_thd2~0_42, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_181, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_49, P1Thread1of1ForFork0_#t~ite13#1=|v_P1Thread1of1ForFork0_#t~ite13#1_1|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_197} AuxVars[|v_P1_#t~mem11#1_34|, |v_P1_#t~ite12#1_31|, |v_P1_#t~ite13#1_21|] AssignedVars[#memory_int, ~x$r_buff1_thd2~0, ~x$w_buff1_used~0, ~x$r_buff0_thd2~0, P1Thread1of1ForFork0_#t~mem11#1, P1Thread1of1ForFork0_#t~ite13#1, ~x$w_buff0_used~0, P1Thread1of1ForFork0_#t~ite12#1] [2022-12-13 09:36:27,119 ERROR L112 fgCompositionFactory]: Composing non-subsequent actions: [872] $Ultimate##0-->L875: Formula: (let ((.cse0 (= (mod v_~x$r_buff0_thd0~0_139 256) 0))) (let ((.cse3 (not (= (mod v_~x$w_buff0_used~0_546 256) 0))) (.cse2 (not .cse0))) (let ((.cse1 (select |v_#memory_int_599| |v_~#x~0.base_294|)) (.cse4 (= (mod v_~x$w_buff0_used~0_548 256) 0)) (.cse5 (and .cse3 .cse2))) (and (or (and .cse0 (= |v_ULTIMATE.start_main_#t~mem39#1_141| (select .cse1 |v_~#x~0.offset_294|)) (= |v_ULTIMATE.start_main_#t~ite41#1_113| |v_ULTIMATE.start_main_#t~ite40#1_142|) (= |v_ULTIMATE.start_main_#t~mem39#1_141| |v_ULTIMATE.start_main_#t~ite40#1_142|)) (and (= |v_ULTIMATE.start_main_#t~mem39#1_143| |v_ULTIMATE.start_main_#t~mem39#1_141|) (= |v_ULTIMATE.start_main_#t~ite41#1_113| v_~x$w_buff0~0_372) .cse2 (= |v_ULTIMATE.start_main_#t~ite40#1_144| |v_ULTIMATE.start_main_#t~ite40#1_142|))) (= v_~x$w_buff0~0_373 v_~x$w_buff1~0_345) (= v_~x$r_buff0_thd1~0_229 v_~x$r_buff1_thd1~0_239) (= |v_P1Thread1of1ForFork0_#in~arg#1.offset_26| |v_P1Thread1of1ForFork0_~arg#1.offset_26|) (= v_~x$r_buff0_thd2~0_147 1) (= |v_P1Thread1of1ForFork0_~arg#1.base_26| |v_P1Thread1of1ForFork0_#in~arg#1.base_26|) (= v_~x$w_buff0_used~0_546 (ite .cse2 0 1)) (= v_~x$w_buff0~0_372 1) (= v_~x$r_buff0_thd3~0_208 v_~x$r_buff1_thd3~0_202) (not (= |v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_28| 0)) (= (store |v_#memory_int_599| |v_~#x~0.base_294| (store .cse1 |v_~#x~0.offset_294| |v_ULTIMATE.start_main_#t~ite41#1_113|)) |v_#memory_int_598|) (= v_~x$r_buff0_thd2~0_148 v_~x$r_buff1_thd2~0_113) (= v_~x$r_buff1_thd0~0_156 (ite (or (and (not (= (mod v_~x$r_buff0_thd0~0_138 256) 0)) .cse3) (and .cse2 (not (= (mod v_~x$w_buff1_used~0_513 256) 0)))) 0 v_~x$r_buff0_thd0~0_139)) (= |v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_28| |v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_28|) (= (ite .cse4 1 0) |v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_28|) (= (ite (or .cse5 (and (not .cse4) .cse2)) 0 v_~x$w_buff0_used~0_548) v_~x$w_buff1_used~0_513) (= v_~x$r_buff0_thd0~0_138 (ite .cse5 0 v_~x$r_buff0_thd0~0_139)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_373, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_139, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_229, ~#x~0.offset=|v_~#x~0.offset_294|, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_208, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_148, P1Thread1of1ForFork0_#in~arg#1.base=|v_P1Thread1of1ForFork0_#in~arg#1.base_26|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_548, P1Thread1of1ForFork0_#in~arg#1.offset=|v_P1Thread1of1ForFork0_#in~arg#1.offset_26|, #memory_int=|v_#memory_int_599|, ~#x~0.base=|v_~#x~0.base_294|, ULTIMATE.start_main_#t~mem39#1=|v_ULTIMATE.start_main_#t~mem39#1_143|, ULTIMATE.start_main_#t~ite40#1=|v_ULTIMATE.start_main_#t~ite40#1_144|} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_372, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_138, P1Thread1of1ForFork0___VERIFIER_assert_~expression#1=|v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_28|, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_229, P1Thread1of1ForFork0_~arg#1.base=|v_P1Thread1of1ForFork0_~arg#1.base_26|, P1Thread1of1ForFork0_~arg#1.offset=|v_P1Thread1of1ForFork0_~arg#1.offset_26|, ~#x~0.offset=|v_~#x~0.offset_294|, ~x$w_buff1~0=v_~x$w_buff1~0_345, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_513, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_202, ~x$r_buff1_thd2~0=v_~x$r_buff1_thd2~0_113, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_239, P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1=|v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_28|, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_208, ~x$r_buff1_thd0~0=v_~x$r_buff1_thd0~0_156, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_147, P1Thread1of1ForFork0_#in~arg#1.base=|v_P1Thread1of1ForFork0_#in~arg#1.base_26|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_546, P1Thread1of1ForFork0_#in~arg#1.offset=|v_P1Thread1of1ForFork0_#in~arg#1.offset_26|, ULTIMATE.start_main_#t~ite41#1=|v_ULTIMATE.start_main_#t~ite41#1_112|, #memory_int=|v_#memory_int_598|, ~#x~0.base=|v_~#x~0.base_294|} AuxVars[|v_ULTIMATE.start_main_#t~ite40#1_142|, |v_ULTIMATE.start_main_#t~ite41#1_113|, |v_ULTIMATE.start_main_#t~mem39#1_141|] AssignedVars[~x$w_buff0~0, ~x$r_buff0_thd0~0, P1Thread1of1ForFork0___VERIFIER_assert_~expression#1, P1Thread1of1ForFork0_~arg#1.base, P1Thread1of1ForFork0_~arg#1.offset, ~x$w_buff1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd3~0, ~x$r_buff1_thd2~0, ~x$r_buff1_thd1~0, P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1, ~x$r_buff1_thd0~0, ~x$r_buff0_thd2~0, ~x$w_buff0_used~0, ULTIMATE.start_main_#t~ite41#1, #memory_int, ULTIMATE.start_main_#t~mem39#1, ULTIMATE.start_main_#t~ite40#1] and [701] L835-->L842: Formula: (let ((.cse7 (= (mod v_~x$r_buff0_thd3~0_78 256) 0))) (let ((.cse11 (not (= (mod v_~x$w_buff0_used~0_217 256) 0))) (.cse6 (not .cse7)) (.cse8 (= (mod v_~x$w_buff0_used~0_218 256) 0)) (.cse10 (= 0 (mod v_~x$r_buff1_thd3~0_74 256))) (.cse9 (= (mod v_~x$w_buff1_used~0_204 256) 0))) (let ((.cse2 (not .cse9)) (.cse3 (select |v_#memory_int_219| |v_~#x~0.base_148|)) (.cse1 (not .cse10)) (.cse4 (not .cse8)) (.cse0 (and .cse11 .cse6))) (and (= v_~x$w_buff1_used~0_203 (ite (or .cse0 (and .cse1 .cse2)) 0 v_~x$w_buff1_used~0_204)) (= |v_#memory_int_218| (store |v_#memory_int_219| |v_~#x~0.base_148| (store .cse3 |v_~#x~0.offset_148| |v_P2_#t~ite32_27|))) (let ((.cse5 (= |v_P2_#t~mem30_30| |v_P2Thread1of1ForFork1_#t~mem30_1|))) (or (and (= |v_P2_#t~ite32_27| v_~x$w_buff0~0_98) .cse4 .cse5 (= |v_P2_#t~ite31_27| |v_P2Thread1of1ForFork1_#t~ite31_1|) .cse6) (and (= |v_P2_#t~ite31_27| |v_P2_#t~ite32_27|) (or .cse7 .cse8) (or (and .cse5 (= |v_P2_#t~ite31_27| v_~x$w_buff1~0_101) .cse1 .cse2) (and (= |v_P2_#t~ite31_27| |v_P2_#t~mem30_30|) (= (select .cse3 |v_~#x~0.offset_148|) |v_P2_#t~mem30_30|) (or .cse9 .cse10)))))) (= v_~x$r_buff1_thd3~0_73 (ite (or (and (not (= (mod v_~x$r_buff0_thd3~0_77 256) 0)) .cse11) (and .cse1 (not (= (mod v_~x$w_buff1_used~0_203 256) 0)))) 0 v_~x$r_buff1_thd3~0_74)) (= (ite (and .cse4 .cse6) 0 v_~x$w_buff0_used~0_218) v_~x$w_buff0_used~0_217) (= (ite .cse0 0 v_~x$r_buff0_thd3~0_78) v_~x$r_buff0_thd3~0_77))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_98, ~#x~0.offset=|v_~#x~0.offset_148|, P2Thread1of1ForFork1_#t~ite31=|v_P2Thread1of1ForFork1_#t~ite31_1|, ~x$w_buff1~0=v_~x$w_buff1~0_101, #memory_int=|v_#memory_int_219|, ~#x~0.base=|v_~#x~0.base_148|, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_74, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_204, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_78, P2Thread1of1ForFork1_#t~mem30=|v_P2Thread1of1ForFork1_#t~mem30_1|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_218} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_98, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~#x~0.offset=|v_~#x~0.offset_148|, ~x$w_buff1~0=v_~x$w_buff1~0_101, #memory_int=|v_#memory_int_218|, ~#x~0.base=|v_~#x~0.base_148|, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_73, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_203, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_77, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_217} AuxVars[|v_P2_#t~ite31_27|, |v_P2_#t~mem30_30|, |v_P2_#t~ite32_27|] AssignedVars[P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite31, #memory_int, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, P2Thread1of1ForFork1_#t~mem30, ~x$w_buff0_used~0] [2022-12-13 09:36:28,174 ERROR L112 fgCompositionFactory]: Composing non-subsequent actions: [872] $Ultimate##0-->L875: Formula: (let ((.cse0 (= (mod v_~x$r_buff0_thd0~0_139 256) 0))) (let ((.cse3 (not (= (mod v_~x$w_buff0_used~0_546 256) 0))) (.cse2 (not .cse0))) (let ((.cse1 (select |v_#memory_int_599| |v_~#x~0.base_294|)) (.cse4 (= (mod v_~x$w_buff0_used~0_548 256) 0)) (.cse5 (and .cse3 .cse2))) (and (or (and .cse0 (= |v_ULTIMATE.start_main_#t~mem39#1_141| (select .cse1 |v_~#x~0.offset_294|)) (= |v_ULTIMATE.start_main_#t~ite41#1_113| |v_ULTIMATE.start_main_#t~ite40#1_142|) (= |v_ULTIMATE.start_main_#t~mem39#1_141| |v_ULTIMATE.start_main_#t~ite40#1_142|)) (and (= |v_ULTIMATE.start_main_#t~mem39#1_143| |v_ULTIMATE.start_main_#t~mem39#1_141|) (= |v_ULTIMATE.start_main_#t~ite41#1_113| v_~x$w_buff0~0_372) .cse2 (= |v_ULTIMATE.start_main_#t~ite40#1_144| |v_ULTIMATE.start_main_#t~ite40#1_142|))) (= v_~x$w_buff0~0_373 v_~x$w_buff1~0_345) (= v_~x$r_buff0_thd1~0_229 v_~x$r_buff1_thd1~0_239) (= |v_P1Thread1of1ForFork0_#in~arg#1.offset_26| |v_P1Thread1of1ForFork0_~arg#1.offset_26|) (= v_~x$r_buff0_thd2~0_147 1) (= |v_P1Thread1of1ForFork0_~arg#1.base_26| |v_P1Thread1of1ForFork0_#in~arg#1.base_26|) (= v_~x$w_buff0_used~0_546 (ite .cse2 0 1)) (= v_~x$w_buff0~0_372 1) (= v_~x$r_buff0_thd3~0_208 v_~x$r_buff1_thd3~0_202) (not (= |v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_28| 0)) (= (store |v_#memory_int_599| |v_~#x~0.base_294| (store .cse1 |v_~#x~0.offset_294| |v_ULTIMATE.start_main_#t~ite41#1_113|)) |v_#memory_int_598|) (= v_~x$r_buff0_thd2~0_148 v_~x$r_buff1_thd2~0_113) (= v_~x$r_buff1_thd0~0_156 (ite (or (and (not (= (mod v_~x$r_buff0_thd0~0_138 256) 0)) .cse3) (and .cse2 (not (= (mod v_~x$w_buff1_used~0_513 256) 0)))) 0 v_~x$r_buff0_thd0~0_139)) (= |v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_28| |v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_28|) (= (ite .cse4 1 0) |v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_28|) (= (ite (or .cse5 (and (not .cse4) .cse2)) 0 v_~x$w_buff0_used~0_548) v_~x$w_buff1_used~0_513) (= v_~x$r_buff0_thd0~0_138 (ite .cse5 0 v_~x$r_buff0_thd0~0_139)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_373, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_139, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_229, ~#x~0.offset=|v_~#x~0.offset_294|, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_208, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_148, P1Thread1of1ForFork0_#in~arg#1.base=|v_P1Thread1of1ForFork0_#in~arg#1.base_26|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_548, P1Thread1of1ForFork0_#in~arg#1.offset=|v_P1Thread1of1ForFork0_#in~arg#1.offset_26|, #memory_int=|v_#memory_int_599|, ~#x~0.base=|v_~#x~0.base_294|, ULTIMATE.start_main_#t~mem39#1=|v_ULTIMATE.start_main_#t~mem39#1_143|, ULTIMATE.start_main_#t~ite40#1=|v_ULTIMATE.start_main_#t~ite40#1_144|} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_372, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_138, P1Thread1of1ForFork0___VERIFIER_assert_~expression#1=|v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_28|, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_229, P1Thread1of1ForFork0_~arg#1.base=|v_P1Thread1of1ForFork0_~arg#1.base_26|, P1Thread1of1ForFork0_~arg#1.offset=|v_P1Thread1of1ForFork0_~arg#1.offset_26|, ~#x~0.offset=|v_~#x~0.offset_294|, ~x$w_buff1~0=v_~x$w_buff1~0_345, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_513, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_202, ~x$r_buff1_thd2~0=v_~x$r_buff1_thd2~0_113, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_239, P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1=|v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_28|, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_208, ~x$r_buff1_thd0~0=v_~x$r_buff1_thd0~0_156, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_147, P1Thread1of1ForFork0_#in~arg#1.base=|v_P1Thread1of1ForFork0_#in~arg#1.base_26|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_546, P1Thread1of1ForFork0_#in~arg#1.offset=|v_P1Thread1of1ForFork0_#in~arg#1.offset_26|, ULTIMATE.start_main_#t~ite41#1=|v_ULTIMATE.start_main_#t~ite41#1_112|, #memory_int=|v_#memory_int_598|, ~#x~0.base=|v_~#x~0.base_294|} AuxVars[|v_ULTIMATE.start_main_#t~ite40#1_142|, |v_ULTIMATE.start_main_#t~ite41#1_113|, |v_ULTIMATE.start_main_#t~mem39#1_141|] AssignedVars[~x$w_buff0~0, ~x$r_buff0_thd0~0, P1Thread1of1ForFork0___VERIFIER_assert_~expression#1, P1Thread1of1ForFork0_~arg#1.base, P1Thread1of1ForFork0_~arg#1.offset, ~x$w_buff1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd3~0, ~x$r_buff1_thd2~0, ~x$r_buff1_thd1~0, P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1, ~x$r_buff1_thd0~0, ~x$r_buff0_thd2~0, ~x$w_buff0_used~0, ULTIMATE.start_main_#t~ite41#1, #memory_int, ULTIMATE.start_main_#t~mem39#1, ULTIMATE.start_main_#t~ite40#1] and [687] L760-->L778: Formula: (let ((.cse8 (= (mod v_~x$w_buff1_used~0_188 256) 0)) (.cse6 (= (mod v_~x$r_buff1_thd1~0_53 256) 0)) (.cse16 (= (mod v_~x$w_buff0_used~0_204 256) 0)) (.cse15 (= (mod v_~x$r_buff0_thd1~0_56 256) 0))) (let ((.cse1 (= (mod v_~weak$$choice2~0_64 256) 0)) (.cse7 (not .cse15)) (.cse9 (not .cse16)) (.cse0 (select |v_#memory_int_203| |v_~#x~0.base_136|)) (.cse10 (and .cse6 .cse15)) (.cse12 (and .cse15 .cse8))) (let ((.cse4 (or .cse10 .cse16 .cse12)) (.cse3 (select .cse0 |v_~#x~0.offset_136|)) (.cse5 (and .cse7 .cse9)) (.cse2 (not .cse1)) (.cse14 (= 0 (mod v_~x$w_buff1_used~0_187 256))) (.cse11 (= (mod v_~x$w_buff0_used~0_203 256) 0))) (and (= (store |v_#memory_int_203| |v_~#x~0.base_136| (store .cse0 |v_~#x~0.offset_136| |v_P0_#t~ite10_33|)) |v_#memory_int_202|) (or (and (= v_~__unbuffered_p0_EAX~0_14 |v_P0_#t~mem9_32|) .cse1 (= |v_P0_#t~ite10_33| |v_P0_#t~mem9_32|)) (and (= |v_P0Thread1of1ForFork2_#t~mem9_1| |v_P0_#t~mem9_32|) .cse2 (= |v_P0_#t~ite10_33| v_~x$mem_tmp~0_30))) (= .cse3 v_~x$mem_tmp~0_30) (= v_~x$w_buff0_used~0_203 (ite .cse2 v_~x$w_buff0_used~0_204 (ite .cse4 v_~x$w_buff0_used~0_204 (ite .cse5 0 v_~x$w_buff0_used~0_204)))) (or (and .cse4 (= v_~__unbuffered_p0_EAX~0_14 |v_P0_#t~mem6_34|) (= .cse3 |v_P0_#t~mem6_34|)) (and (or (not .cse6) .cse7) (= v_~__unbuffered_p0_EAX~0_14 (ite .cse5 v_~x$w_buff0~0_93 v_~x$w_buff1~0_88)) (= |v_P0Thread1of1ForFork2_#t~mem6_1| |v_P0_#t~mem6_34|) (or (not .cse8) .cse7) .cse9)) (= |v_P0Thread1of1ForFork2_#t~nondet3_1| v_~weak$$choice0~0_58) (= v_~x$w_buff1~0_88 v_~x$w_buff1~0_87) (= v_~x$flush_delayed~0_50 0) (= |v_P0Thread1of1ForFork2_#t~nondet4_1| v_~weak$$choice2~0_64) (= v_~x$w_buff0~0_93 v_~x$w_buff0~0_92) (= (ite .cse2 v_~x$w_buff1_used~0_188 (ite (or .cse10 .cse11 .cse12) v_~x$w_buff1_used~0_188 0)) v_~x$w_buff1_used~0_187) (= (ite .cse2 v_~x$r_buff1_thd1~0_53 (ite (let ((.cse13 (= (mod v_~x$r_buff0_thd1~0_55 256) 0))) (or (and .cse13 .cse14) (and .cse6 .cse13) .cse11)) v_~x$r_buff1_thd1~0_53 0)) v_~x$r_buff1_thd1~0_52) (= v_~x$r_buff0_thd1~0_55 (ite .cse2 v_~x$r_buff0_thd1~0_56 (ite (or .cse10 (and .cse15 .cse14) .cse11) v_~x$r_buff0_thd1~0_56 (ite (and .cse7 (not .cse11)) 0 v_~x$r_buff0_thd1~0_56)))))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_93, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_56, ~#x~0.offset=|v_~#x~0.offset_136|, ~x$w_buff1~0=v_~x$w_buff1~0_88, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_188, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_53, P0Thread1of1ForFork2_#t~mem9=|v_P0Thread1of1ForFork2_#t~mem9_1|, P0Thread1of1ForFork2_#t~mem6=|v_P0Thread1of1ForFork2_#t~mem6_1|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_204, #memory_int=|v_#memory_int_203|, ~#x~0.base=|v_~#x~0.base_136|, P0Thread1of1ForFork2_#t~nondet4=|v_P0Thread1of1ForFork2_#t~nondet4_1|, P0Thread1of1ForFork2_#t~nondet3=|v_P0Thread1of1ForFork2_#t~nondet3_1|} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_92, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_55, ~x$flush_delayed~0=v_~x$flush_delayed~0_50, ~#x~0.offset=|v_~#x~0.offset_136|, ~x$w_buff1~0=v_~x$w_buff1~0_87, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_187, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_52, P0Thread1of1ForFork2_#t~mem8=|v_P0Thread1of1ForFork2_#t~mem8_1|, ~x$mem_tmp~0=v_~x$mem_tmp~0_30, P0Thread1of1ForFork2_#t~mem5=|v_P0Thread1of1ForFork2_#t~mem5_1|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_203, ~weak$$choice0~0=v_~weak$$choice0~0_58, ~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_14, P0Thread1of1ForFork2_#t~ite7=|v_P0Thread1of1ForFork2_#t~ite7_1|, #memory_int=|v_#memory_int_202|, ~#x~0.base=|v_~#x~0.base_136|, ~weak$$choice2~0=v_~weak$$choice2~0_64, P0Thread1of1ForFork2_#t~ite10=|v_P0Thread1of1ForFork2_#t~ite10_1|} AuxVars[|v_P0_#t~mem9_32|, |v_P0_#t~ite10_33|, |v_P0_#t~mem6_34|] AssignedVars[~x$w_buff0~0, ~x$r_buff0_thd1~0, ~x$flush_delayed~0, ~x$w_buff1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd1~0, P0Thread1of1ForFork2_#t~mem8, ~x$mem_tmp~0, P0Thread1of1ForFork2_#t~mem9, P0Thread1of1ForFork2_#t~mem6, P0Thread1of1ForFork2_#t~mem5, ~x$w_buff0_used~0, ~weak$$choice0~0, ~__unbuffered_p0_EAX~0, P0Thread1of1ForFork2_#t~ite7, #memory_int, ~weak$$choice2~0, P0Thread1of1ForFork2_#t~nondet4, P0Thread1of1ForFork2_#t~nondet3, P0Thread1of1ForFork2_#t~ite10] [2022-12-13 09:36:29,697 ERROR L112 fgCompositionFactory]: Composing non-subsequent actions: [874] $Ultimate##0-->L842: Formula: (let ((.cse6 (= 0 (mod v_~x$r_buff0_thd0~0_147 256)))) (let ((.cse7 (not .cse6))) (let ((.cse13 (ite .cse7 0 1))) (let ((.cse2 (= (mod .cse13 256) 0))) (let ((.cse4 (not .cse2))) (let ((.cse1 (= (mod v_~x$r_buff0_thd3~0_213 256) 0)) (.cse9 (and .cse4 .cse7)) (.cse8 (= (mod v_~x$w_buff0_used~0_560 256) 0))) (let ((.cse12 (ite (or .cse9 (and (not .cse8) .cse7)) 0 v_~x$w_buff0_used~0_560)) (.cse10 (not (= (mod v_~x$w_buff0_used~0_558 256) 0))) (.cse3 (not .cse1))) (let ((.cse0 (and .cse10 .cse3)) (.cse11 (not (= (mod .cse12 256) 0))) (.cse5 (select |v_#memory_int_610| |v_~#x~0.base_298|))) (and (= (ite .cse0 0 v_~x$r_buff0_thd3~0_213) v_~x$r_buff0_thd3~0_212) (or (and (= |v_P2_#t~ite31_43| |v_P2_#t~mem30_46|) (= |v_P2_#t~ite31_43| |v_P2_#t~ite32_43|) (= |v_ULTIMATE.start_main_#t~ite41#1_123| |v_P2_#t~mem30_46|) (or .cse1 .cse2)) (and (= |v_P2_#t~ite32_43| v_~x$w_buff0~0_380) .cse3 (= |v_P2Thread1of1ForFork1_#t~mem30_30| |v_P2_#t~mem30_46|) (= |v_P2_#t~ite31_43| |v_P2Thread1of1ForFork1_#t~ite31_30|) .cse4)) (= v_~x$w_buff0~0_380 1) (= v_~x$r_buff0_thd2~0_157 1) (or (and (= |v_ULTIMATE.start_main_#t~mem39#1_155| (select .cse5 |v_~#x~0.offset_298|)) (= |v_ULTIMATE.start_main_#t~mem39#1_155| |v_ULTIMATE.start_main_#t~ite40#1_156|) .cse6 (= |v_ULTIMATE.start_main_#t~ite41#1_123| |v_ULTIMATE.start_main_#t~ite40#1_156|)) (and (= |v_ULTIMATE.start_main_#t~ite40#1_158| |v_ULTIMATE.start_main_#t~ite40#1_156|) (= |v_ULTIMATE.start_main_#t~mem39#1_157| |v_ULTIMATE.start_main_#t~mem39#1_155|) .cse7 (= |v_ULTIMATE.start_main_#t~ite41#1_123| v_~x$w_buff0~0_380))) (= (ite .cse8 1 0) |v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_32|) (= |v_P1Thread1of1ForFork0_~arg#1.base_30| |v_P1Thread1of1ForFork0_#in~arg#1.base_30|) (= v_~x$w_buff0~0_381 v_~x$w_buff1~0_349) (= v_~x$r_buff0_thd0~0_146 (ite .cse9 0 v_~x$r_buff0_thd0~0_147)) (= v_~x$r_buff0_thd1~0_233 v_~x$r_buff1_thd1~0_243) (= (ite (or (and .cse3 (not (= (mod v_~x$w_buff1_used~0_521 256) 0))) (and (not (= (mod v_~x$r_buff0_thd3~0_212 256) 0)) .cse10)) 0 v_~x$r_buff0_thd3~0_213) v_~x$r_buff1_thd3~0_206) (not (= |v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_32| 0)) (= |v_P1Thread1of1ForFork0_#in~arg#1.offset_30| |v_P1Thread1of1ForFork0_~arg#1.offset_30|) (= (ite (or (and (not (= (mod v_~x$r_buff0_thd0~0_146 256) 0)) .cse4) (and .cse11 .cse7)) 0 v_~x$r_buff0_thd0~0_147) v_~x$r_buff1_thd0~0_162) (= v_~x$w_buff1_used~0_521 (ite (or .cse0 (and .cse11 .cse3)) 0 .cse12)) (= |v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_32| |v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_32|) (= v_~x$r_buff0_thd2~0_158 v_~x$r_buff1_thd2~0_119) (= |v_#memory_int_608| (store |v_#memory_int_610| |v_~#x~0.base_298| (store .cse5 |v_~#x~0.offset_298| |v_P2_#t~ite32_43|))) (= (ite (and .cse3 .cse4) 0 .cse13) v_~x$w_buff0_used~0_558)))))))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_381, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_147, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_233, ~#x~0.offset=|v_~#x~0.offset_298|, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_213, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_158, P1Thread1of1ForFork0_#in~arg#1.base=|v_P1Thread1of1ForFork0_#in~arg#1.base_30|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_560, P1Thread1of1ForFork0_#in~arg#1.offset=|v_P1Thread1of1ForFork0_#in~arg#1.offset_30|, P2Thread1of1ForFork1_#t~ite31=|v_P2Thread1of1ForFork1_#t~ite31_30|, #memory_int=|v_#memory_int_610|, ~#x~0.base=|v_~#x~0.base_298|, P2Thread1of1ForFork1_#t~mem30=|v_P2Thread1of1ForFork1_#t~mem30_30|, ULTIMATE.start_main_#t~mem39#1=|v_ULTIMATE.start_main_#t~mem39#1_157|, ULTIMATE.start_main_#t~ite40#1=|v_ULTIMATE.start_main_#t~ite40#1_158|} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_380, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_233, P1Thread1of1ForFork0_~arg#1.base=|v_P1Thread1of1ForFork0_~arg#1.base_30|, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_206, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_243, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_212, P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1=|v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_32|, P1Thread1of1ForFork0_#in~arg#1.base=|v_P1Thread1of1ForFork0_#in~arg#1.base_30|, P1Thread1of1ForFork0_#in~arg#1.offset=|v_P1Thread1of1ForFork0_#in~arg#1.offset_30|, ULTIMATE.start_main_#t~ite41#1=|v_ULTIMATE.start_main_#t~ite41#1_122|, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_146, P1Thread1of1ForFork0___VERIFIER_assert_~expression#1=|v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_32|, P1Thread1of1ForFork0_~arg#1.offset=|v_P1Thread1of1ForFork0_~arg#1.offset_30|, ~#x~0.offset=|v_~#x~0.offset_298|, ~x$w_buff1~0=v_~x$w_buff1~0_349, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_521, ~x$r_buff1_thd2~0=v_~x$r_buff1_thd2~0_119, ~x$r_buff1_thd0~0=v_~x$r_buff1_thd0~0_162, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_157, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_558, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_17|, #memory_int=|v_#memory_int_608|, ~#x~0.base=|v_~#x~0.base_298|} AuxVars[|v_ULTIMATE.start_main_#t~ite40#1_156|, |v_P2_#t~ite31_43|, |v_P2_#t~ite32_43|, |v_P2_#t~mem30_46|, |v_ULTIMATE.start_main_#t~ite41#1_123|, |v_ULTIMATE.start_main_#t~mem39#1_155|] AssignedVars[~x$w_buff0~0, ~x$r_buff0_thd0~0, P1Thread1of1ForFork0___VERIFIER_assert_~expression#1, P1Thread1of1ForFork0_~arg#1.base, P1Thread1of1ForFork0_~arg#1.offset, ~x$w_buff1~0, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff1_thd2~0, ~x$r_buff1_thd1~0, ~x$r_buff0_thd3~0, P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1, ~x$r_buff1_thd0~0, ~x$r_buff0_thd2~0, ~x$w_buff0_used~0, ULTIMATE.start_main_#t~ite41#1, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite31, #memory_int, P2Thread1of1ForFork1_#t~mem30, ULTIMATE.start_main_#t~mem39#1, ULTIMATE.start_main_#t~ite40#1] and [846] L875-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: (and (= (mod v_~main$tmp_guard1~0_52 256) |v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_39|) (= |v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_39| |v_ULTIMATE.start___VERIFIER_assert_~expression#1_51|) (= v_~main$tmp_guard1~0_52 (ite (= (ite (not (and (= v_~__unbuffered_p2_EAX~0_109 1) (= v_~__unbuffered_p0_EAX~0_65 0) (= v_~y~0_55 2))) 1 0) 0) 0 1)) (= v_~weak$$choice1~0_104 |v_ULTIMATE.start_main_#t~nondet42#1_77|) (= |v_ULTIMATE.start___VERIFIER_assert_~expression#1_51| 0) (let ((.cse2 (= (mod v_~__unbuffered_p2_EAX$read_delayed~0_65 256) 0)) (.cse0 (= |v_ULTIMATE.start_main_#t~mem43#1_119| |v_ULTIMATE.start_main_#t~mem43#1_117|))) (or (and (= |v_ULTIMATE.start_main_#t~ite44#1_116| v_~__unbuffered_p2_EAX~0_109) (let ((.cse1 (= (mod v_~weak$$choice1~0_104 256) 0))) (or (and .cse0 .cse1 (= |v_ULTIMATE.start_main_#t~ite44#1_116| v_~__unbuffered_p2_EAX~0_110)) (and (= |v_ULTIMATE.start_main_#t~mem43#1_117| (select (select |v_#memory_int_384| v_~__unbuffered_p2_EAX$read_delayed_var~0.base_68) v_~__unbuffered_p2_EAX$read_delayed_var~0.offset_68)) (not .cse1) (= |v_ULTIMATE.start_main_#t~mem43#1_117| |v_ULTIMATE.start_main_#t~ite44#1_116|)))) (not .cse2)) (and .cse2 (= |v_ULTIMATE.start_main_#t~ite44#1_118| |v_ULTIMATE.start_main_#t~ite44#1_116|) (= v_~__unbuffered_p2_EAX~0_109 v_~__unbuffered_p2_EAX~0_110) .cse0)))) InVars {~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_65, ~__unbuffered_p2_EAX$read_delayed_var~0.offset=v_~__unbuffered_p2_EAX$read_delayed_var~0.offset_68, ~__unbuffered_p2_EAX$read_delayed_var~0.base=v_~__unbuffered_p2_EAX$read_delayed_var~0.base_68, ULTIMATE.start_main_#t~mem43#1=|v_ULTIMATE.start_main_#t~mem43#1_119|, #memory_int=|v_#memory_int_384|, ULTIMATE.start_main_#t~ite44#1=|v_ULTIMATE.start_main_#t~ite44#1_118|, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_110, ~y~0=v_~y~0_55, ULTIMATE.start_main_#t~nondet42#1=|v_ULTIMATE.start_main_#t~nondet42#1_77|, ~__unbuffered_p2_EAX$read_delayed~0=v_~__unbuffered_p2_EAX$read_delayed~0_65} OutVars{ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_51|, ULTIMATE.start_main_#t~ite45#1=|v_ULTIMATE.start_main_#t~ite45#1_64|, ~__unbuffered_p2_EAX$read_delayed_var~0.offset=v_~__unbuffered_p2_EAX$read_delayed_var~0.offset_68, ~__unbuffered_p2_EAX$read_delayed_var~0.base=v_~__unbuffered_p2_EAX$read_delayed_var~0.base_68, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_52, ~__unbuffered_p2_EAX$read_delayed~0=v_~__unbuffered_p2_EAX$read_delayed~0_65, ~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_65, ~weak$$choice1~0=v_~weak$$choice1~0_104, ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_39|, #memory_int=|v_#memory_int_384|, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_109, ~y~0=v_~y~0_55} AuxVars[|v_ULTIMATE.start_main_#t~mem43#1_117|, |v_ULTIMATE.start_main_#t~ite44#1_116|] AssignedVars[ULTIMATE.start___VERIFIER_assert_~expression#1, ~weak$$choice1~0, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_#t~ite45#1, ULTIMATE.start_main_#t~mem43#1, ULTIMATE.start_main_#t~ite44#1, ~main$tmp_guard1~0, ~__unbuffered_p2_EAX~0, ULTIMATE.start_main_#t~nondet42#1] [2022-12-13 09:36:30,634 INFO L241 LiptonReduction]: Total number of compositions: 2 [2022-12-13 09:36:30,635 INFO L158 eatedLiptonReduction]: Time needed for LBE in milliseconds: 4695 [2022-12-13 09:36:30,635 INFO L495 AbstractCegarLoop]: Abstraction has has 52 places, 52 transitions, 299 flow [2022-12-13 09:36:30,635 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.5) internal successors, (84), 8 states have internal predecessors, (84), 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) [2022-12-13 09:36:30,635 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-13 09:36:30,635 INFO L214 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 09:36:30,635 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-13 09:36:30,635 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2022-12-13 09:36:30,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:36:30,636 INFO L85 PathProgramCache]: Analyzing trace with hash 1390439346, now seen corresponding path program 2 times [2022-12-13 09:36:30,636 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:36:30,636 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [758439832] [2022-12-13 09:36:30,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:36:30,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:36:30,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:36:31,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:36:31,251 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:36:31,251 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [758439832] [2022-12-13 09:36:31,251 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [758439832] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 09:36:31,251 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 09:36:31,251 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 09:36:31,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808591645] [2022-12-13 09:36:31,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 09:36:31,252 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 09:36:31,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:36:31,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 09:36:31,252 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-12-13 09:36:31,253 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 9 out of 37 [2022-12-13 09:36:31,254 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 52 places, 52 transitions, 299 flow. Second operand has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 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) [2022-12-13 09:36:31,254 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 09:36:31,254 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 9 of 37 [2022-12-13 09:36:31,254 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 09:36:31,928 INFO L130 PetriNetUnfolder]: 2539/4016 cut-off events. [2022-12-13 09:36:31,928 INFO L131 PetriNetUnfolder]: For 6430/6593 co-relation queries the response was YES. [2022-12-13 09:36:31,937 INFO L83 FinitePrefix]: Finished finitePrefix Result has 14039 conditions, 4016 events. 2539/4016 cut-off events. For 6430/6593 co-relation queries the response was YES. Maximal size of possible extension queue 377. Compared 24429 event pairs, 746 based on Foata normal form. 32/3244 useless extension candidates. Maximal degree in co-relation 14018. Up to 2258 conditions per place. [2022-12-13 09:36:31,953 INFO L137 encePairwiseOnDemand]: 22/37 looper letters, 64 selfloop transitions, 25 changer transitions 0/102 dead transitions. [2022-12-13 09:36:31,953 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 58 places, 102 transitions, 746 flow [2022-12-13 09:36:31,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 09:36:31,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2022-12-13 09:36:31,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 135 transitions. [2022-12-13 09:36:31,954 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.5212355212355212 [2022-12-13 09:36:31,954 INFO L175 Difference]: Start difference. First operand has 52 places, 52 transitions, 299 flow. Second operand 7 states and 135 transitions. [2022-12-13 09:36:31,954 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 58 places, 102 transitions, 746 flow [2022-12-13 09:36:31,963 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 56 places, 102 transitions, 694 flow, removed 17 selfloop flow, removed 2 redundant places. [2022-12-13 09:36:31,965 INFO L231 Difference]: Finished difference. Result has 59 places, 70 transitions, 472 flow [2022-12-13 09:36:31,965 INFO L277 CegarLoopForPetriNet]: {PETRI_ALPHABET=37, PETRI_DIFFERENCE_MINUEND_FLOW=272, PETRI_DIFFERENCE_MINUEND_PLACES=50, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=52, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=36, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=472, PETRI_PLACES=59, PETRI_TRANSITIONS=70} [2022-12-13 09:36:31,966 INFO L295 CegarLoopForPetriNet]: 68 programPoint places, -9 predicate places. [2022-12-13 09:36:31,966 WARN L178 eatedLiptonReduction]: Counterexample is not a run of mAbstraction. Replaying acceptance of the word... [2022-12-13 09:36:31,966 INFO L89 Accepts]: Start accepts. Operand has 59 places, 70 transitions, 472 flow [2022-12-13 09:36:31,967 INFO L95 Accepts]: Finished accepts. [2022-12-13 09:36:31,967 INFO L203 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-13 09:36:31,967 INFO L174 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 59 places, 70 transitions, 472 flow [2022-12-13 09:36:31,967 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 59 places, 70 transitions, 472 flow [2022-12-13 09:36:32,125 INFO L130 PetriNetUnfolder]: 1247/2297 cut-off events. [2022-12-13 09:36:32,125 INFO L131 PetriNetUnfolder]: For 2009/2107 co-relation queries the response was YES. [2022-12-13 09:36:32,132 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5948 conditions, 2297 events. 1247/2297 cut-off events. For 2009/2107 co-relation queries the response was YES. Maximal size of possible extension queue 418. Compared 17380 event pairs, 485 based on Foata normal form. 8/1242 useless extension candidates. Maximal degree in co-relation 5927. Up to 1603 conditions per place. [2022-12-13 09:36:32,144 INFO L222 LiptonReduction]: Starting Lipton reduction on Petri net that has 59 places, 70 transitions, 472 flow [2022-12-13 09:36:32,144 INFO L226 LiptonReduction]: Number of co-enabled transitions 890 [2022-12-13 09:36:32,685 ERROR L112 fgCompositionFactory]: Composing non-subsequent actions: [855] L864-3-->L3-1: Formula: (and (= v_~main$tmp_guard0~0_Out_2 (ite (= (ite (= 3 v_~__unbuffered_cnt~0_In_1) 1 0) 0) 0 1)) (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_Out_2| (mod v_~main$tmp_guard0~0_Out_2 256)) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_Out_2| 0)) (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_Out_2| |v_ULTIMATE.start_assume_abort_if_not_~cond#1_Out_2|)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_In_1} OutVars{ULTIMATE.start_main_#t~pre37#1=|v_ULTIMATE.start_main_#t~pre37#1_Out_2|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_Out_2|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_In_1, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_Out_2, ULTIMATE.start_main_#t~nondet38#1=|v_ULTIMATE.start_main_#t~nondet38#1_Out_2|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_Out_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre37#1, ULTIMATE.start_assume_abort_if_not_~cond#1, ~main$tmp_guard0~0, ULTIMATE.start_main_#t~nondet38#1, ULTIMATE.start_assume_abort_if_not_#in~cond#1] and [872] $Ultimate##0-->L875: Formula: (let ((.cse0 (= (mod v_~x$r_buff0_thd0~0_139 256) 0))) (let ((.cse3 (not (= (mod v_~x$w_buff0_used~0_546 256) 0))) (.cse2 (not .cse0))) (let ((.cse1 (select |v_#memory_int_599| |v_~#x~0.base_294|)) (.cse4 (= (mod v_~x$w_buff0_used~0_548 256) 0)) (.cse5 (and .cse3 .cse2))) (and (or (and .cse0 (= |v_ULTIMATE.start_main_#t~mem39#1_141| (select .cse1 |v_~#x~0.offset_294|)) (= |v_ULTIMATE.start_main_#t~ite41#1_113| |v_ULTIMATE.start_main_#t~ite40#1_142|) (= |v_ULTIMATE.start_main_#t~mem39#1_141| |v_ULTIMATE.start_main_#t~ite40#1_142|)) (and (= |v_ULTIMATE.start_main_#t~mem39#1_143| |v_ULTIMATE.start_main_#t~mem39#1_141|) (= |v_ULTIMATE.start_main_#t~ite41#1_113| v_~x$w_buff0~0_372) .cse2 (= |v_ULTIMATE.start_main_#t~ite40#1_144| |v_ULTIMATE.start_main_#t~ite40#1_142|))) (= v_~x$w_buff0~0_373 v_~x$w_buff1~0_345) (= v_~x$r_buff0_thd1~0_229 v_~x$r_buff1_thd1~0_239) (= |v_P1Thread1of1ForFork0_#in~arg#1.offset_26| |v_P1Thread1of1ForFork0_~arg#1.offset_26|) (= v_~x$r_buff0_thd2~0_147 1) (= |v_P1Thread1of1ForFork0_~arg#1.base_26| |v_P1Thread1of1ForFork0_#in~arg#1.base_26|) (= v_~x$w_buff0_used~0_546 (ite .cse2 0 1)) (= v_~x$w_buff0~0_372 1) (= v_~x$r_buff0_thd3~0_208 v_~x$r_buff1_thd3~0_202) (not (= |v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_28| 0)) (= (store |v_#memory_int_599| |v_~#x~0.base_294| (store .cse1 |v_~#x~0.offset_294| |v_ULTIMATE.start_main_#t~ite41#1_113|)) |v_#memory_int_598|) (= v_~x$r_buff0_thd2~0_148 v_~x$r_buff1_thd2~0_113) (= v_~x$r_buff1_thd0~0_156 (ite (or (and (not (= (mod v_~x$r_buff0_thd0~0_138 256) 0)) .cse3) (and .cse2 (not (= (mod v_~x$w_buff1_used~0_513 256) 0)))) 0 v_~x$r_buff0_thd0~0_139)) (= |v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_28| |v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_28|) (= (ite .cse4 1 0) |v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_28|) (= (ite (or .cse5 (and (not .cse4) .cse2)) 0 v_~x$w_buff0_used~0_548) v_~x$w_buff1_used~0_513) (= v_~x$r_buff0_thd0~0_138 (ite .cse5 0 v_~x$r_buff0_thd0~0_139)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_373, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_139, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_229, ~#x~0.offset=|v_~#x~0.offset_294|, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_208, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_148, P1Thread1of1ForFork0_#in~arg#1.base=|v_P1Thread1of1ForFork0_#in~arg#1.base_26|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_548, P1Thread1of1ForFork0_#in~arg#1.offset=|v_P1Thread1of1ForFork0_#in~arg#1.offset_26|, #memory_int=|v_#memory_int_599|, ~#x~0.base=|v_~#x~0.base_294|, ULTIMATE.start_main_#t~mem39#1=|v_ULTIMATE.start_main_#t~mem39#1_143|, ULTIMATE.start_main_#t~ite40#1=|v_ULTIMATE.start_main_#t~ite40#1_144|} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_372, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_138, P1Thread1of1ForFork0___VERIFIER_assert_~expression#1=|v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_28|, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_229, P1Thread1of1ForFork0_~arg#1.base=|v_P1Thread1of1ForFork0_~arg#1.base_26|, P1Thread1of1ForFork0_~arg#1.offset=|v_P1Thread1of1ForFork0_~arg#1.offset_26|, ~#x~0.offset=|v_~#x~0.offset_294|, ~x$w_buff1~0=v_~x$w_buff1~0_345, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_513, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_202, ~x$r_buff1_thd2~0=v_~x$r_buff1_thd2~0_113, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_239, P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1=|v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_28|, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_208, ~x$r_buff1_thd0~0=v_~x$r_buff1_thd0~0_156, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_147, P1Thread1of1ForFork0_#in~arg#1.base=|v_P1Thread1of1ForFork0_#in~arg#1.base_26|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_546, P1Thread1of1ForFork0_#in~arg#1.offset=|v_P1Thread1of1ForFork0_#in~arg#1.offset_26|, ULTIMATE.start_main_#t~ite41#1=|v_ULTIMATE.start_main_#t~ite41#1_112|, #memory_int=|v_#memory_int_598|, ~#x~0.base=|v_~#x~0.base_294|} AuxVars[|v_ULTIMATE.start_main_#t~ite40#1_142|, |v_ULTIMATE.start_main_#t~ite41#1_113|, |v_ULTIMATE.start_main_#t~mem39#1_141|] AssignedVars[~x$w_buff0~0, ~x$r_buff0_thd0~0, P1Thread1of1ForFork0___VERIFIER_assert_~expression#1, P1Thread1of1ForFork0_~arg#1.base, P1Thread1of1ForFork0_~arg#1.offset, ~x$w_buff1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd3~0, ~x$r_buff1_thd2~0, ~x$r_buff1_thd1~0, P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1, ~x$r_buff1_thd0~0, ~x$r_buff0_thd2~0, ~x$w_buff0_used~0, ULTIMATE.start_main_#t~ite41#1, #memory_int, ULTIMATE.start_main_#t~mem39#1, ULTIMATE.start_main_#t~ite40#1] [2022-12-13 09:36:33,065 ERROR L112 fgCompositionFactory]: Composing non-subsequent actions: [855] L864-3-->L3-1: Formula: (and (= v_~main$tmp_guard0~0_Out_2 (ite (= (ite (= 3 v_~__unbuffered_cnt~0_In_1) 1 0) 0) 0 1)) (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_Out_2| (mod v_~main$tmp_guard0~0_Out_2 256)) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_Out_2| 0)) (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_Out_2| |v_ULTIMATE.start_assume_abort_if_not_~cond#1_Out_2|)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_In_1} OutVars{ULTIMATE.start_main_#t~pre37#1=|v_ULTIMATE.start_main_#t~pre37#1_Out_2|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_Out_2|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_In_1, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_Out_2, ULTIMATE.start_main_#t~nondet38#1=|v_ULTIMATE.start_main_#t~nondet38#1_Out_2|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_Out_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre37#1, ULTIMATE.start_assume_abort_if_not_~cond#1, ~main$tmp_guard0~0, ULTIMATE.start_main_#t~nondet38#1, ULTIMATE.start_assume_abort_if_not_#in~cond#1] and [876] $Ultimate##0-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: (let ((.cse8 (= (mod v_~x$r_buff0_thd0~0_155 256) 0))) (let ((.cse7 (not .cse8))) (let ((.cse6 (ite .cse7 0 1))) (let ((.cse13 (= (mod .cse6 256) 0))) (let ((.cse5 (not .cse13))) (let ((.cse14 (= (mod v_~x$r_buff0_thd3~0_219 256) 0)) (.cse16 (= (mod v_~x$w_buff0_used~0_575 256) 0)) (.cse15 (and .cse7 .cse5))) (let ((.cse3 (ite (or (and .cse7 (not .cse16)) .cse15) 0 v_~x$w_buff0_used~0_575)) (.cse9 (not (= (mod v_~x$w_buff0_used~0_574 256) 0))) (.cse1 (not .cse14))) (let ((.cse2 (and .cse9 .cse1)) (.cse4 (select |v_#memory_int_627| |v_~#x~0.base_304|)) (.cse0 (not (= (mod .cse3 256) 0)))) (and (not (= |v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_36| 0)) (= (ite (or (and .cse0 .cse1) .cse2) 0 .cse3) v_~x$w_buff1_used~0_533) (= (store |v_#memory_int_627| |v_~#x~0.base_304| (store .cse4 |v_~#x~0.offset_304| |v_P2_#t~ite32_45|)) |v_#memory_int_626|) (= |v_P1Thread1of1ForFork0_~arg#1.base_34| |v_P1Thread1of1ForFork0_#in~arg#1.base_34|) (= (ite .cse2 0 v_~x$r_buff0_thd3~0_219) v_~x$r_buff0_thd3~0_218) (= v_~x$r_buff0_thd2~0_170 v_~x$r_buff1_thd2~0_127) (= (ite (and .cse5 .cse1) 0 .cse6) v_~x$w_buff0_used~0_574) (= |v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_115| (mod v_~main$tmp_guard1~0_130 256)) (= v_~weak$$choice1~0_193 |v_ULTIMATE.start_main_#t~nondet42#1_213|) (= |v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_115| |v_ULTIMATE.start___VERIFIER_assert_~expression#1_141|) (= v_~x$w_buff0~0_393 v_~x$w_buff1~0_357) (= |v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_36| |v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_36|) (or (and (= |v_ULTIMATE.start_main_#t~ite41#1_131| v_~x$w_buff0~0_392) (= |v_ULTIMATE.start_main_#t~ite40#1_168| |v_ULTIMATE.start_main_#t~ite40#1_170|) .cse7 (= |v_ULTIMATE.start_main_#t~mem39#1_169| |v_ULTIMATE.start_main_#t~mem39#1_167|)) (and .cse8 (= |v_ULTIMATE.start_main_#t~mem39#1_167| |v_ULTIMATE.start_main_#t~ite40#1_168|) (= |v_ULTIMATE.start_main_#t~mem39#1_167| (select .cse4 |v_~#x~0.offset_304|)) (= |v_ULTIMATE.start_main_#t~ite41#1_131| |v_ULTIMATE.start_main_#t~ite40#1_168|))) (= |v_ULTIMATE.start___VERIFIER_assert_~expression#1_141| 0) (= v_~x$r_buff0_thd1~0_239 v_~x$r_buff1_thd1~0_249) (= (ite (or (and (not (= (mod v_~x$w_buff1_used~0_533 256) 0)) .cse1) (and .cse9 (not (= (mod v_~x$r_buff0_thd3~0_218 256) 0)))) 0 v_~x$r_buff0_thd3~0_219) v_~x$r_buff1_thd3~0_212) (= |v_P1Thread1of1ForFork0_#in~arg#1.offset_34| |v_P1Thread1of1ForFork0_~arg#1.offset_34|) (= v_~x$r_buff0_thd2~0_169 1) (let ((.cse11 (= |v_ULTIMATE.start_main_#t~mem43#1_323| |v_ULTIMATE.start_main_#t~mem43#1_325|)) (.cse10 (= (mod v_~__unbuffered_p2_EAX$read_delayed~0_138 256) 0))) (or (and (= |v_ULTIMATE.start_main_#t~ite44#1_324| |v_ULTIMATE.start_main_#t~ite44#1_322|) (= v_~__unbuffered_p2_EAX~0_259 v_~__unbuffered_p2_EAX~0_258) .cse10 .cse11) (and (let ((.cse12 (= (mod v_~weak$$choice1~0_193 256) 0))) (or (and (= |v_ULTIMATE.start_main_#t~mem43#1_323| (select (select |v_#memory_int_626| v_~__unbuffered_p2_EAX$read_delayed_var~0.base_139) v_~__unbuffered_p2_EAX$read_delayed_var~0.offset_139)) (= |v_ULTIMATE.start_main_#t~mem43#1_323| |v_ULTIMATE.start_main_#t~ite44#1_322|) (not .cse12)) (and .cse12 (= |v_ULTIMATE.start_main_#t~ite44#1_322| v_~__unbuffered_p2_EAX~0_259) .cse11))) (not .cse10) (= |v_ULTIMATE.start_main_#t~ite44#1_322| v_~__unbuffered_p2_EAX~0_258)))) (or (and (= |v_ULTIMATE.start_main_#t~ite41#1_131| |v_P2_#t~mem30_48|) (or .cse13 .cse14) (= |v_P2_#t~ite31_45| |v_P2_#t~ite32_45|) (= |v_P2_#t~ite31_45| |v_P2_#t~mem30_48|)) (and (= |v_P2Thread1of1ForFork1_#t~mem30_34| |v_P2_#t~mem30_48|) (= |v_P2_#t~ite32_45| v_~x$w_buff0~0_392) (= |v_P2_#t~ite31_45| |v_P2Thread1of1ForFork1_#t~ite31_34|) .cse5 .cse1)) (= v_~x$r_buff0_thd0~0_154 (ite .cse15 0 v_~x$r_buff0_thd0~0_155)) (= (ite .cse16 1 0) |v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_36|) (= v_~x$w_buff0~0_392 1) (= v_~main$tmp_guard1~0_130 (ite (= (ite (not (and (= v_~__unbuffered_p0_EAX~0_171 0) (= v_~y~0_128 2) (= v_~__unbuffered_p2_EAX~0_258 1))) 1 0) 0) 0 1)) (= v_~x$r_buff1_thd0~0_166 (ite (or (and (not (= (mod v_~x$r_buff0_thd0~0_154 256) 0)) .cse5) (and .cse0 .cse7)) 0 v_~x$r_buff0_thd0~0_155))))))))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_393, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_155, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_239, ~#x~0.offset=|v_~#x~0.offset_304|, ~__unbuffered_p2_EAX$read_delayed_var~0.offset=v_~__unbuffered_p2_EAX$read_delayed_var~0.offset_139, ~__unbuffered_p2_EAX$read_delayed_var~0.base=v_~__unbuffered_p2_EAX$read_delayed_var~0.base_139, ULTIMATE.start_main_#t~mem43#1=|v_ULTIMATE.start_main_#t~mem43#1_325|, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_219, ULTIMATE.start_main_#t~nondet42#1=|v_ULTIMATE.start_main_#t~nondet42#1_213|, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_170, P1Thread1of1ForFork0_#in~arg#1.base=|v_P1Thread1of1ForFork0_#in~arg#1.base_34|, ~__unbuffered_p2_EAX$read_delayed~0=v_~__unbuffered_p2_EAX$read_delayed~0_138, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_575, P1Thread1of1ForFork0_#in~arg#1.offset=|v_P1Thread1of1ForFork0_#in~arg#1.offset_34|, ~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_171, P2Thread1of1ForFork1_#t~ite31=|v_P2Thread1of1ForFork1_#t~ite31_34|, #memory_int=|v_#memory_int_627|, ~#x~0.base=|v_~#x~0.base_304|, ULTIMATE.start_main_#t~ite44#1=|v_ULTIMATE.start_main_#t~ite44#1_324|, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_259, ~y~0=v_~y~0_128, P2Thread1of1ForFork1_#t~mem30=|v_P2Thread1of1ForFork1_#t~mem30_34|, ULTIMATE.start_main_#t~mem39#1=|v_ULTIMATE.start_main_#t~mem39#1_169|, ULTIMATE.start_main_#t~ite40#1=|v_ULTIMATE.start_main_#t~ite40#1_170|} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_392, ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_141|, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_239, P1Thread1of1ForFork0_~arg#1.base=|v_P1Thread1of1ForFork0_~arg#1.base_34|, ULTIMATE.start_main_#t~ite45#1=|v_ULTIMATE.start_main_#t~ite45#1_142|, ~__unbuffered_p2_EAX$read_delayed_var~0.offset=v_~__unbuffered_p2_EAX$read_delayed_var~0.offset_139, ~__unbuffered_p2_EAX$read_delayed_var~0.base=v_~__unbuffered_p2_EAX$read_delayed_var~0.base_139, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_212, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_130, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_249, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_218, P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1=|v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_36|, P1Thread1of1ForFork0_#in~arg#1.base=|v_P1Thread1of1ForFork0_#in~arg#1.base_34|, P1Thread1of1ForFork0_#in~arg#1.offset=|v_P1Thread1of1ForFork0_#in~arg#1.offset_34|, ~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_171, ~weak$$choice1~0=v_~weak$$choice1~0_193, ULTIMATE.start_main_#t~ite41#1=|v_ULTIMATE.start_main_#t~ite41#1_130|, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_258, ~y~0=v_~y~0_128, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_154, P1Thread1of1ForFork0___VERIFIER_assert_~expression#1=|v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_36|, P1Thread1of1ForFork0_~arg#1.offset=|v_P1Thread1of1ForFork0_~arg#1.offset_34|, ~#x~0.offset=|v_~#x~0.offset_304|, ~x$w_buff1~0=v_~x$w_buff1~0_357, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_533, ~x$r_buff1_thd2~0=v_~x$r_buff1_thd2~0_127, ~x$r_buff1_thd0~0=v_~x$r_buff1_thd0~0_166, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_169, ~__unbuffered_p2_EAX$read_delayed~0=v_~__unbuffered_p2_EAX$read_delayed~0_138, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_574, ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_115|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_19|, #memory_int=|v_#memory_int_626|, ~#x~0.base=|v_~#x~0.base_304|} AuxVars[|v_ULTIMATE.start_main_#t~ite44#1_322|, |v_ULTIMATE.start_main_#t~ite41#1_131|, |v_P2_#t~mem30_48|, |v_P2_#t~ite32_45|, |v_ULTIMATE.start_main_#t~mem39#1_167|, |v_P2_#t~ite31_45|, |v_ULTIMATE.start_main_#t~mem43#1_323|, |v_ULTIMATE.start_main_#t~ite40#1_168|] AssignedVars[~x$w_buff0~0, ULTIMATE.start___VERIFIER_assert_~expression#1, P1Thread1of1ForFork0_~arg#1.base, ULTIMATE.start_main_#t~ite45#1, ULTIMATE.start_main_#t~mem43#1, ~x$r_buff1_thd3~0, ~main$tmp_guard1~0, ~x$r_buff1_thd1~0, ~x$r_buff0_thd3~0, P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_#t~nondet42#1, ~weak$$choice1~0, ULTIMATE.start_main_#t~ite41#1, ULTIMATE.start_main_#t~ite44#1, ~__unbuffered_p2_EAX~0, P2Thread1of1ForFork1_#t~mem30, ULTIMATE.start_main_#t~mem39#1, ULTIMATE.start_main_#t~ite40#1, ~x$r_buff0_thd0~0, P1Thread1of1ForFork0___VERIFIER_assert_~expression#1, P1Thread1of1ForFork0_~arg#1.offset, ~x$w_buff1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd2~0, ~x$r_buff1_thd0~0, ~x$r_buff0_thd2~0, ~x$w_buff0_used~0, ULTIMATE.start___VERIFIER_assert_#in~expression#1, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite31, #memory_int] [2022-12-13 09:36:34,398 ERROR L112 fgCompositionFactory]: Composing non-subsequent actions: [855] L864-3-->L3-1: Formula: (and (= v_~main$tmp_guard0~0_Out_2 (ite (= (ite (= 3 v_~__unbuffered_cnt~0_In_1) 1 0) 0) 0 1)) (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_Out_2| (mod v_~main$tmp_guard0~0_Out_2 256)) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_Out_2| 0)) (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_Out_2| |v_ULTIMATE.start_assume_abort_if_not_~cond#1_Out_2|)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_In_1} OutVars{ULTIMATE.start_main_#t~pre37#1=|v_ULTIMATE.start_main_#t~pre37#1_Out_2|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_Out_2|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_In_1, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_Out_2, ULTIMATE.start_main_#t~nondet38#1=|v_ULTIMATE.start_main_#t~nondet38#1_Out_2|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_Out_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre37#1, ULTIMATE.start_assume_abort_if_not_~cond#1, ~main$tmp_guard0~0, ULTIMATE.start_main_#t~nondet38#1, ULTIMATE.start_assume_abort_if_not_#in~cond#1] and [875] $Ultimate##0-->L778: Formula: (let ((.cse14 (= (mod v_~x$r_buff0_thd0~0_151 256) 0))) (let ((.cse13 (not .cse14))) (let ((.cse9 (ite .cse13 0 1))) (let ((.cse8 (= (mod .cse9 256) 0))) (let ((.cse6 (not .cse8))) (let ((.cse0 (= (mod v_~x$w_buff0_used~0_566 256) 0)) (.cse16 (and .cse13 .cse6))) (let ((.cse7 (= (mod v_~x$r_buff0_thd1~0_236 256) 0)) (.cse11 (ite (or (and (not .cse0) .cse13) .cse16) 0 v_~x$w_buff0_used~0_566))) (let ((.cse3 (= (mod v_~weak$$choice2~0_174 256) 0)) (.cse15 (= (mod .cse11 256) 0)) (.cse5 (not .cse7))) (let ((.cse4 (and .cse5 .cse6)) (.cse10 (and .cse15 .cse7)) (.cse1 (select |v_#memory_int_616| |v_~#x~0.base_300|)) (.cse2 (not .cse3)) (.cse12 (= (mod v_~x$w_buff0_used~0_564 256) 0)) (.cse17 (= (mod v_~x$w_buff1_used~0_525 256) 0))) (and (= (ite .cse0 1 0) |v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_34|) (= v_~weak$$choice2~0_174 |v_P0Thread1of1ForFork2_#t~nondet4_150|) (= v_~x$r_buff0_thd2~0_161 1) (= (store |v_#memory_int_616| |v_~#x~0.base_300| (store .cse1 |v_~#x~0.offset_300| |v_P0_#t~ite10_110|)) |v_#memory_int_614|) (or (and (= |v_P0_#t~ite10_110| v_~x$mem_tmp~0_134) (= |v_P0Thread1of1ForFork2_#t~mem9_150| |v_P0_#t~mem9_109|) .cse2) (and (= v_~__unbuffered_p0_EAX~0_169 |v_P0_#t~mem9_109|) .cse3 (= |v_P0_#t~ite10_110| |v_P0_#t~mem9_109|))) (= v_~x$r_buff0_thd3~0_216 v_~x$r_buff1_thd3~0_210) (or (and (= v_~__unbuffered_p0_EAX~0_169 (ite .cse4 1 v_~x$w_buff1~0_351)) .cse5 .cse6 (= |v_P0Thread1of1ForFork2_#t~mem6_150| |v_P0_#t~mem6_111|)) (and (or .cse7 .cse8) (= |v_P0_#t~mem6_111| v_~x$mem_tmp~0_134) (= v_~__unbuffered_p0_EAX~0_169 |v_P0_#t~mem6_111|))) (= (ite .cse2 .cse9 (ite (or .cse10 .cse7 .cse8) .cse9 (ite .cse4 0 .cse9))) v_~x$w_buff0_used~0_564) (= v_~x$w_buff0~0_386 v_~x$w_buff1~0_351) (= (ite .cse2 .cse11 (ite (or .cse10 .cse7 .cse12) .cse11 0)) v_~x$w_buff1_used~0_525) (not (= |v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_34| 0)) (or (and (= 1 v_~x$mem_tmp~0_134) (= |v_ULTIMATE.start_main_#t~mem39#1_163| |v_ULTIMATE.start_main_#t~mem39#1_161|) .cse13 (= |v_ULTIMATE.start_main_#t~ite40#1_164| |v_ULTIMATE.start_main_#t~ite40#1_162|)) (and .cse14 (= |v_ULTIMATE.start_main_#t~ite40#1_162| v_~x$mem_tmp~0_134) (= |v_ULTIMATE.start_main_#t~mem39#1_161| (select .cse1 |v_~#x~0.offset_300|)) (= |v_ULTIMATE.start_main_#t~mem39#1_161| |v_ULTIMATE.start_main_#t~ite40#1_162|))) (= v_~x$flush_delayed~0_160 0) (= |v_P1Thread1of1ForFork0_#in~arg#1.offset_32| |v_P1Thread1of1ForFork0_~arg#1.offset_32|) (= v_~x$r_buff0_thd2~0_162 v_~x$r_buff1_thd2~0_121) (= v_~x$r_buff1_thd0~0_164 (ite (or (and .cse13 (not .cse15)) (and (not (= (mod v_~x$r_buff0_thd0~0_150 256) 0)) .cse6)) 0 v_~x$r_buff0_thd0~0_151)) (= |v_P1Thread1of1ForFork0_~arg#1.base_32| |v_P1Thread1of1ForFork0_#in~arg#1.base_32|) (= v_~x$w_buff0~0_384 1) (= v_~weak$$choice0~0_182 |v_P0Thread1of1ForFork2_#t~nondet3_150|) (= v_~x$r_buff0_thd0~0_150 (ite .cse16 0 v_~x$r_buff0_thd0~0_151)) (= (ite .cse2 v_~x$r_buff0_thd1~0_236 (ite (or (and .cse17 .cse7) .cse7 .cse12) v_~x$r_buff0_thd1~0_236 (ite (and (not .cse12) .cse5) 0 v_~x$r_buff0_thd1~0_236))) v_~x$r_buff0_thd1~0_235) (= (ite .cse2 v_~x$r_buff0_thd1~0_236 (ite (let ((.cse18 (= (mod v_~x$r_buff0_thd1~0_235 256) 0))) (or (and .cse7 .cse18) .cse12 (and .cse17 .cse18))) v_~x$r_buff0_thd1~0_236 0)) v_~x$r_buff1_thd1~0_245) (= |v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_34| |v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_34|))))))))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_386, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_151, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_236, ~#x~0.offset=|v_~#x~0.offset_300|, P0Thread1of1ForFork2_#t~mem9=|v_P0Thread1of1ForFork2_#t~mem9_150|, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_216, P0Thread1of1ForFork2_#t~mem6=|v_P0Thread1of1ForFork2_#t~mem6_150|, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_162, P1Thread1of1ForFork0_#in~arg#1.base=|v_P1Thread1of1ForFork0_#in~arg#1.base_32|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_566, P1Thread1of1ForFork0_#in~arg#1.offset=|v_P1Thread1of1ForFork0_#in~arg#1.offset_32|, #memory_int=|v_#memory_int_616|, ~#x~0.base=|v_~#x~0.base_300|, P0Thread1of1ForFork2_#t~nondet4=|v_P0Thread1of1ForFork2_#t~nondet4_150|, ULTIMATE.start_main_#t~mem39#1=|v_ULTIMATE.start_main_#t~mem39#1_163|, P0Thread1of1ForFork2_#t~nondet3=|v_P0Thread1of1ForFork2_#t~nondet3_150|, ULTIMATE.start_main_#t~ite40#1=|v_ULTIMATE.start_main_#t~ite40#1_164|} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_384, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_235, P1Thread1of1ForFork0_~arg#1.base=|v_P1Thread1of1ForFork0_~arg#1.base_32|, ~x$flush_delayed~0=v_~x$flush_delayed~0_160, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_210, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_245, P0Thread1of1ForFork2_#t~mem8=|v_P0Thread1of1ForFork2_#t~mem8_77|, ~x$mem_tmp~0=v_~x$mem_tmp~0_134, P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1=|v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_34|, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_216, P1Thread1of1ForFork0_#in~arg#1.base=|v_P1Thread1of1ForFork0_#in~arg#1.base_32|, P0Thread1of1ForFork2_#t~mem5=|v_P0Thread1of1ForFork2_#t~mem5_77|, P1Thread1of1ForFork0_#in~arg#1.offset=|v_P1Thread1of1ForFork0_#in~arg#1.offset_32|, ~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_169, ULTIMATE.start_main_#t~ite41#1=|v_ULTIMATE.start_main_#t~ite41#1_126|, P0Thread1of1ForFork2_#t~ite10=|v_P0Thread1of1ForFork2_#t~ite10_77|, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_150, P1Thread1of1ForFork0___VERIFIER_assert_~expression#1=|v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_34|, P1Thread1of1ForFork0_~arg#1.offset=|v_P1Thread1of1ForFork0_~arg#1.offset_32|, ~#x~0.offset=|v_~#x~0.offset_300|, ~x$w_buff1~0=v_~x$w_buff1~0_351, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_525, ~x$r_buff1_thd2~0=v_~x$r_buff1_thd2~0_121, ~x$r_buff1_thd0~0=v_~x$r_buff1_thd0~0_164, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_161, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_564, ~weak$$choice0~0=v_~weak$$choice0~0_182, P0Thread1of1ForFork2_#t~ite7=|v_P0Thread1of1ForFork2_#t~ite7_77|, #memory_int=|v_#memory_int_614|, ~#x~0.base=|v_~#x~0.base_300|, ~weak$$choice2~0=v_~weak$$choice2~0_174} AuxVars[|v_ULTIMATE.start_main_#t~mem39#1_161|, |v_ULTIMATE.start_main_#t~ite40#1_162|, |v_P0_#t~mem9_109|, |v_P0_#t~ite10_110|, |v_P0_#t~mem6_111|] AssignedVars[~x$w_buff0~0, ~x$r_buff0_thd1~0, P1Thread1of1ForFork0_~arg#1.base, ~x$flush_delayed~0, ~x$r_buff1_thd3~0, ~x$r_buff1_thd1~0, P0Thread1of1ForFork2_#t~mem8, ~x$mem_tmp~0, P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1, P0Thread1of1ForFork2_#t~mem9, P0Thread1of1ForFork2_#t~mem6, P0Thread1of1ForFork2_#t~mem5, ~__unbuffered_p0_EAX~0, ULTIMATE.start_main_#t~ite41#1, ULTIMATE.start_main_#t~mem39#1, ULTIMATE.start_main_#t~ite40#1, P0Thread1of1ForFork2_#t~ite10, ~x$r_buff0_thd0~0, P1Thread1of1ForFork0___VERIFIER_assert_~expression#1, P1Thread1of1ForFork0_~arg#1.offset, ~x$w_buff1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd2~0, ~x$r_buff1_thd0~0, ~x$r_buff0_thd2~0, ~x$w_buff0_used~0, ~weak$$choice0~0, P0Thread1of1ForFork2_#t~ite7, #memory_int, ~weak$$choice2~0, P0Thread1of1ForFork2_#t~nondet4, P0Thread1of1ForFork2_#t~nondet3] [2022-12-13 09:36:36,655 ERROR L112 fgCompositionFactory]: Composing non-subsequent actions: [855] L864-3-->L3-1: Formula: (and (= v_~main$tmp_guard0~0_Out_2 (ite (= (ite (= 3 v_~__unbuffered_cnt~0_In_1) 1 0) 0) 0 1)) (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_Out_2| (mod v_~main$tmp_guard0~0_Out_2 256)) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_Out_2| 0)) (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_Out_2| |v_ULTIMATE.start_assume_abort_if_not_~cond#1_Out_2|)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_In_1} OutVars{ULTIMATE.start_main_#t~pre37#1=|v_ULTIMATE.start_main_#t~pre37#1_Out_2|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_Out_2|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_In_1, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_Out_2, ULTIMATE.start_main_#t~nondet38#1=|v_ULTIMATE.start_main_#t~nondet38#1_Out_2|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_Out_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre37#1, ULTIMATE.start_assume_abort_if_not_~cond#1, ~main$tmp_guard0~0, ULTIMATE.start_main_#t~nondet38#1, ULTIMATE.start_assume_abort_if_not_#in~cond#1] and [873] $Ultimate##0-->L806: Formula: (let ((.cse8 (= 0 (mod v_~x$r_buff0_thd0~0_143 256)))) (let ((.cse7 (not .cse8))) (let ((.cse9 (ite .cse7 0 1))) (let ((.cse0 (= (mod .cse9 256) 0))) (let ((.cse1 (not .cse0))) (let ((.cse10 (and .cse7 .cse1)) (.cse11 (= (mod v_~x$w_buff0_used~0_554 256) 0))) (let ((.cse6 (ite (or .cse10 (and .cse7 (not .cse11))) 0 v_~x$w_buff0_used~0_554))) (let ((.cse3 (select |v_#memory_int_604| |v_~#x~0.base_296|)) (.cse2 (not (= 0 (mod v_~x$w_buff0_used~0_552 256)))) (.cse5 (not (= (mod v_~x$r_buff0_thd2~0_153 256) 0))) (.cse4 (not (= (mod .cse6 256) 0)))) (and (or (and (= |v_P1_#t~ite12#1_47| |v_P1_#t~ite13#1_37|) (= |v_P1_#t~mem11#1_50| |v_ULTIMATE.start_main_#t~ite41#1_119|) (= |v_P1_#t~mem11#1_50| |v_P1_#t~ite12#1_47|) .cse0) (and (= |v_P1Thread1of1ForFork0_#t~ite12#1_30| |v_P1_#t~ite12#1_47|) .cse1 (= v_~x$w_buff0~0_376 |v_P1_#t~ite13#1_37|) (= |v_P1_#t~mem11#1_50| |v_P1Thread1of1ForFork0_#t~mem11#1_30|))) (= v_~x$r_buff0_thd1~0_231 v_~x$r_buff1_thd1~0_241) (= v_~x$w_buff0~0_376 1) (= (ite .cse2 0 1) v_~x$r_buff0_thd2~0_151) (= |v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_30| |v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_30|) (= v_~x$w_buff0~0_377 v_~x$w_buff1~0_347) (= |v_P1Thread1of1ForFork0_~arg#1.base_28| |v_P1Thread1of1ForFork0_#in~arg#1.base_28|) (= (store |v_#memory_int_604| |v_~#x~0.base_296| (store .cse3 |v_~#x~0.offset_296| |v_P1_#t~ite13#1_37|)) |v_#memory_int_602|) (= v_~x$w_buff1_used~0_517 (ite (or .cse2 (and .cse4 .cse5)) 0 .cse6)) (= v_~x$r_buff0_thd3~0_210 v_~x$r_buff1_thd3~0_204) (or (and (= |v_ULTIMATE.start_main_#t~mem39#1_149| |v_ULTIMATE.start_main_#t~mem39#1_151|) (= |v_ULTIMATE.start_main_#t~ite41#1_119| v_~x$w_buff0~0_376) .cse7 (= |v_ULTIMATE.start_main_#t~ite40#1_152| |v_ULTIMATE.start_main_#t~ite40#1_150|)) (and (= |v_ULTIMATE.start_main_#t~mem39#1_149| (select .cse3 |v_~#x~0.offset_296|)) (= |v_ULTIMATE.start_main_#t~mem39#1_149| |v_ULTIMATE.start_main_#t~ite40#1_150|) .cse8 (= |v_ULTIMATE.start_main_#t~ite41#1_119| |v_ULTIMATE.start_main_#t~ite40#1_150|))) (= (ite .cse1 0 .cse9) v_~x$w_buff0_used~0_552) (= (ite (or (and .cse2 (not (= 0 (mod v_~x$r_buff0_thd2~0_151 256)))) (and (not (= (mod v_~x$w_buff1_used~0_517 256) 0)) .cse5)) 0 v_~x$r_buff0_thd2~0_153) v_~x$r_buff1_thd2~0_115) (not (= |v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_30| 0)) (= v_~x$r_buff0_thd0~0_142 (ite .cse10 0 v_~x$r_buff0_thd0~0_143)) (= (ite (or (and .cse1 (not (= (mod v_~x$r_buff0_thd0~0_142 256) 0))) (and .cse4 .cse7)) 0 v_~x$r_buff0_thd0~0_143) v_~x$r_buff1_thd0~0_160) (= |v_P1Thread1of1ForFork0_#in~arg#1.offset_28| |v_P1Thread1of1ForFork0_~arg#1.offset_28|) (= (ite .cse11 1 0) |v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_30|)))))))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_377, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_143, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_231, ~#x~0.offset=|v_~#x~0.offset_296|, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_210, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_153, P1Thread1of1ForFork0_#in~arg#1.base=|v_P1Thread1of1ForFork0_#in~arg#1.base_28|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_554, P1Thread1of1ForFork0_#in~arg#1.offset=|v_P1Thread1of1ForFork0_#in~arg#1.offset_28|, #memory_int=|v_#memory_int_604|, ~#x~0.base=|v_~#x~0.base_296|, ULTIMATE.start_main_#t~mem39#1=|v_ULTIMATE.start_main_#t~mem39#1_151|, P1Thread1of1ForFork0_#t~mem11#1=|v_P1Thread1of1ForFork0_#t~mem11#1_30|, ULTIMATE.start_main_#t~ite40#1=|v_ULTIMATE.start_main_#t~ite40#1_152|, P1Thread1of1ForFork0_#t~ite12#1=|v_P1Thread1of1ForFork0_#t~ite12#1_30|} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_376, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_231, P1Thread1of1ForFork0_~arg#1.base=|v_P1Thread1of1ForFork0_~arg#1.base_28|, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_204, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_241, P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1=|v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_30|, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_210, P1Thread1of1ForFork0_#t~ite13#1=|v_P1Thread1of1ForFork0_#t~ite13#1_17|, P1Thread1of1ForFork0_#in~arg#1.base=|v_P1Thread1of1ForFork0_#in~arg#1.base_28|, P1Thread1of1ForFork0_#in~arg#1.offset=|v_P1Thread1of1ForFork0_#in~arg#1.offset_28|, ULTIMATE.start_main_#t~ite41#1=|v_ULTIMATE.start_main_#t~ite41#1_118|, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_142, P1Thread1of1ForFork0___VERIFIER_assert_~expression#1=|v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_30|, P1Thread1of1ForFork0_~arg#1.offset=|v_P1Thread1of1ForFork0_~arg#1.offset_28|, ~#x~0.offset=|v_~#x~0.offset_296|, ~x$w_buff1~0=v_~x$w_buff1~0_347, ~x$r_buff1_thd2~0=v_~x$r_buff1_thd2~0_115, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_517, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_151, ~x$r_buff1_thd0~0=v_~x$r_buff1_thd0~0_160, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_552, #memory_int=|v_#memory_int_602|, ~#x~0.base=|v_~#x~0.base_296|} AuxVars[|v_ULTIMATE.start_main_#t~ite40#1_150|, |v_P1_#t~ite13#1_37|, |v_ULTIMATE.start_main_#t~mem39#1_149|, |v_P1_#t~mem11#1_50|, |v_P1_#t~ite12#1_47|, |v_ULTIMATE.start_main_#t~ite41#1_119|] AssignedVars[~x$w_buff0~0, ~x$r_buff0_thd0~0, P1Thread1of1ForFork0___VERIFIER_assert_~expression#1, P1Thread1of1ForFork0_~arg#1.base, P1Thread1of1ForFork0_~arg#1.offset, ~x$w_buff1~0, ~x$r_buff1_thd3~0, ~x$r_buff1_thd2~0, ~x$w_buff1_used~0, ~x$r_buff1_thd1~0, P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1, ~x$r_buff0_thd2~0, ~x$r_buff1_thd0~0, P1Thread1of1ForFork0_#t~ite13#1, ~x$w_buff0_used~0, ULTIMATE.start_main_#t~ite41#1, #memory_int, ULTIMATE.start_main_#t~mem39#1, P1Thread1of1ForFork0_#t~mem11#1, ULTIMATE.start_main_#t~ite40#1, P1Thread1of1ForFork0_#t~ite12#1] [2022-12-13 09:36:37,339 ERROR L112 fgCompositionFactory]: Composing non-subsequent actions: [879] L864-3-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: (let ((.cse10 (= (mod v_~x$r_buff0_thd0~0_167 256) 0))) (let ((.cse12 (not .cse10))) (let ((.cse14 (ite .cse12 0 1))) (let ((.cse3 (= (mod .cse14 256) 0))) (let ((.cse1 (not .cse3))) (let ((.cse2 (= (mod v_~x$r_buff0_thd3~0_227 256) 0)) (.cse13 (= (mod v_~x$w_buff0_used~0_587 256) 0)) (.cse8 (and .cse12 .cse1))) (let ((.cse16 (ite (or (and .cse12 (not .cse13)) .cse8) 0 v_~x$w_buff0_used~0_587)) (.cse0 (not .cse2)) (.cse9 (not (= (mod v_~x$w_buff0_used~0_586 256) 0)))) (let ((.cse11 (select |v_#memory_int_639| |v_~#x~0.base_310|)) (.cse7 (and .cse0 .cse9)) (.cse15 (not (= (mod .cse16 256) 0)))) (and (= |v_P1Thread1of1ForFork0_~arg#1.base_40| |v_P1Thread1of1ForFork0_#in~arg#1.base_40|) (or (and .cse0 (= |v_P2_#t~ite32_47| v_~x$w_buff0~0_404) (= |v_P2_#t~ite31_47| |v_P2Thread1of1ForFork1_#t~ite31_38|) .cse1 (= |v_P2Thread1of1ForFork1_#t~mem30_38| |v_P2_#t~mem30_50|)) (and (= |v_P2_#t~ite31_47| |v_P2_#t~mem30_50|) (= |v_ULTIMATE.start_main_#t~ite41#1_144| |v_P2_#t~mem30_50|) (= |v_P2_#t~ite31_47| |v_P2_#t~ite32_47|) (or .cse2 .cse3))) (= |v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_119| (mod v_~main$tmp_guard1~0_134 256)) (let ((.cse4 (= (mod v_~__unbuffered_p2_EAX$read_delayed~0_142 256) 0)) (.cse5 (= |v_ULTIMATE.start_main_#t~mem43#1_339| |v_ULTIMATE.start_main_#t~mem43#1_337|))) (or (and .cse4 (= |v_ULTIMATE.start_main_#t~ite44#1_338| |v_ULTIMATE.start_main_#t~ite44#1_336|) .cse5 (= v_~__unbuffered_p2_EAX~0_267 v_~__unbuffered_p2_EAX~0_266)) (and (= |v_ULTIMATE.start_main_#t~ite44#1_336| v_~__unbuffered_p2_EAX~0_266) (not .cse4) (let ((.cse6 (= (mod v_~weak$$choice1~0_197 256) 0))) (or (and .cse6 (= |v_ULTIMATE.start_main_#t~ite44#1_336| v_~__unbuffered_p2_EAX~0_267) .cse5) (and (= |v_ULTIMATE.start_main_#t~mem43#1_337| (select (select |v_#memory_int_638| v_~__unbuffered_p2_EAX$read_delayed_var~0.base_143) v_~__unbuffered_p2_EAX$read_delayed_var~0.offset_143)) (= |v_ULTIMATE.start_main_#t~mem43#1_337| |v_ULTIMATE.start_main_#t~ite44#1_336|) (not .cse6))))))) (= v_~x$r_buff0_thd3~0_226 (ite .cse7 0 v_~x$r_buff0_thd3~0_227)) (= |v_ULTIMATE.start___VERIFIER_assert_~expression#1_145| 0) (= (mod v_~main$tmp_guard0~0_102 256) |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_63|) (= v_~main$tmp_guard0~0_102 (ite (= (ite (= v_~__unbuffered_cnt~0_437 3) 1 0) 0) 0 1)) (= v_~x$r_buff0_thd0~0_166 (ite .cse8 0 v_~x$r_buff0_thd0~0_167)) (= v_~x$r_buff1_thd3~0_218 (ite (or (and .cse0 (not (= (mod v_~x$w_buff1_used~0_539 256) 0))) (and (not (= (mod v_~x$r_buff0_thd3~0_226 256) 0)) .cse9)) 0 v_~x$r_buff0_thd3~0_227)) (or (and (= |v_ULTIMATE.start_main_#t~mem39#1_186| |v_ULTIMATE.start_main_#t~ite40#1_187|) .cse10 (= |v_ULTIMATE.start_main_#t~ite41#1_144| |v_ULTIMATE.start_main_#t~ite40#1_187|) (= |v_ULTIMATE.start_main_#t~mem39#1_186| (select .cse11 |v_~#x~0.offset_310|))) (and (= |v_ULTIMATE.start_main_#t~mem39#1_188| |v_ULTIMATE.start_main_#t~mem39#1_186|) (= |v_ULTIMATE.start_main_#t~ite40#1_189| |v_ULTIMATE.start_main_#t~ite40#1_187|) (= |v_ULTIMATE.start_main_#t~ite41#1_144| v_~x$w_buff0~0_404) .cse12)) (= |v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_42| (ite .cse13 1 0)) (= (store |v_#memory_int_639| |v_~#x~0.base_310| (store .cse11 |v_~#x~0.offset_310| |v_P2_#t~ite32_47|)) |v_#memory_int_638|) (= v_~x$r_buff0_thd2~0_181 1) (= v_~x$w_buff0_used~0_586 (ite (and .cse0 .cse1) 0 .cse14)) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_73| 0)) (= |v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_42| |v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_42|) (= v_~x$r_buff0_thd2~0_182 v_~x$r_buff1_thd2~0_133) (not (= |v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_42| 0)) (= v_~x$w_buff1_used~0_539 (ite (or .cse7 (and .cse15 .cse0)) 0 .cse16)) (= v_~x$w_buff0~0_404 1) (= v_~weak$$choice1~0_197 |v_ULTIMATE.start_main_#t~nondet42#1_221|) (= (ite (= (ite (not (and (= v_~__unbuffered_p0_EAX~0_175 0) (= v_~__unbuffered_p2_EAX~0_266 1) (= v_~y~0_132 2))) 1 0) 0) 0 1) v_~main$tmp_guard1~0_134) (= |v_P1Thread1of1ForFork0_#in~arg#1.offset_40| |v_P1Thread1of1ForFork0_~arg#1.offset_40|) (= v_~x$r_buff0_thd1~0_245 v_~x$r_buff1_thd1~0_255) (= (ite (or (and (not (= (mod v_~x$r_buff0_thd0~0_166 256) 0)) .cse1) (and .cse15 .cse12)) 0 v_~x$r_buff0_thd0~0_167) v_~x$r_buff1_thd0~0_172) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_73| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_63|) (= |v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_119| |v_ULTIMATE.start___VERIFIER_assert_~expression#1_145|) (= v_~x$w_buff0~0_405 v_~x$w_buff1~0_363)))))))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_405, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_245, ~__unbuffered_p2_EAX$read_delayed_var~0.offset=v_~__unbuffered_p2_EAX$read_delayed_var~0.offset_143, ~__unbuffered_p2_EAX$read_delayed_var~0.base=v_~__unbuffered_p2_EAX$read_delayed_var~0.base_143, ULTIMATE.start_main_#t~mem43#1=|v_ULTIMATE.start_main_#t~mem43#1_339|, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_227, ULTIMATE.start_main_#t~nondet42#1=|v_ULTIMATE.start_main_#t~nondet42#1_221|, P1Thread1of1ForFork0_#in~arg#1.base=|v_P1Thread1of1ForFork0_#in~arg#1.base_40|, P1Thread1of1ForFork0_#in~arg#1.offset=|v_P1Thread1of1ForFork0_#in~arg#1.offset_40|, ~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_175, ULTIMATE.start_main_#t~ite44#1=|v_ULTIMATE.start_main_#t~ite44#1_338|, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_267, ~y~0=v_~y~0_132, P2Thread1of1ForFork1_#t~mem30=|v_P2Thread1of1ForFork1_#t~mem30_38|, ULTIMATE.start_main_#t~mem39#1=|v_ULTIMATE.start_main_#t~mem39#1_188|, ULTIMATE.start_main_#t~ite40#1=|v_ULTIMATE.start_main_#t~ite40#1_189|, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_167, ~#x~0.offset=|v_~#x~0.offset_310|, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_182, ~__unbuffered_p2_EAX$read_delayed~0=v_~__unbuffered_p2_EAX$read_delayed~0_142, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_587, P2Thread1of1ForFork1_#t~ite31=|v_P2Thread1of1ForFork1_#t~ite31_38|, #memory_int=|v_#memory_int_639|, ~#x~0.base=|v_~#x~0.base_310|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_437} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_404, ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_145|, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_245, P1Thread1of1ForFork0_~arg#1.base=|v_P1Thread1of1ForFork0_~arg#1.base_40|, ULTIMATE.start_main_#t~ite45#1=|v_ULTIMATE.start_main_#t~ite45#1_146|, ~__unbuffered_p2_EAX$read_delayed_var~0.offset=v_~__unbuffered_p2_EAX$read_delayed_var~0.offset_143, ~__unbuffered_p2_EAX$read_delayed_var~0.base=v_~__unbuffered_p2_EAX$read_delayed_var~0.base_143, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_218, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_134, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_255, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_226, P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1=|v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_42|, ULTIMATE.start_main_#t~nondet38#1=|v_ULTIMATE.start_main_#t~nondet38#1_81|, P1Thread1of1ForFork0_#in~arg#1.base=|v_P1Thread1of1ForFork0_#in~arg#1.base_40|, P1Thread1of1ForFork0_#in~arg#1.offset=|v_P1Thread1of1ForFork0_#in~arg#1.offset_40|, ~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_175, ~weak$$choice1~0=v_~weak$$choice1~0_197, ULTIMATE.start_main_#t~ite41#1=|v_ULTIMATE.start_main_#t~ite41#1_143|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_73|, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_266, ~y~0=v_~y~0_132, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_166, P1Thread1of1ForFork0___VERIFIER_assert_~expression#1=|v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_42|, ULTIMATE.start_main_#t~pre37#1=|v_ULTIMATE.start_main_#t~pre37#1_97|, P1Thread1of1ForFork0_~arg#1.offset=|v_P1Thread1of1ForFork0_~arg#1.offset_40|, ~#x~0.offset=|v_~#x~0.offset_310|, ~x$w_buff1~0=v_~x$w_buff1~0_363, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_539, ~x$r_buff1_thd2~0=v_~x$r_buff1_thd2~0_133, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_102, ~x$r_buff1_thd0~0=v_~x$r_buff1_thd0~0_172, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_181, ~__unbuffered_p2_EAX$read_delayed~0=v_~__unbuffered_p2_EAX$read_delayed~0_142, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_586, ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_119|, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_21|, #memory_int=|v_#memory_int_638|, ~#x~0.base=|v_~#x~0.base_310|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_437, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_63|} AuxVars[|v_ULTIMATE.start_main_#t~mem43#1_337|, |v_ULTIMATE.start_main_#t~ite40#1_187|, |v_ULTIMATE.start_main_#t~ite44#1_336|, |v_ULTIMATE.start_main_#t~ite41#1_144|, |v_P2_#t~ite32_47|, |v_P2_#t~mem30_50|, |v_ULTIMATE.start_main_#t~mem39#1_186|, |v_P2_#t~ite31_47|] AssignedVars[~x$w_buff0~0, ULTIMATE.start___VERIFIER_assert_~expression#1, P1Thread1of1ForFork0_~arg#1.base, ULTIMATE.start_main_#t~ite45#1, ULTIMATE.start_main_#t~mem43#1, ~x$r_buff1_thd3~0, ~main$tmp_guard1~0, ~x$r_buff1_thd1~0, ~x$r_buff0_thd3~0, P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_#t~nondet38#1, ULTIMATE.start_main_#t~nondet42#1, ~weak$$choice1~0, ULTIMATE.start_main_#t~ite41#1, ULTIMATE.start_assume_abort_if_not_~cond#1, ULTIMATE.start_main_#t~ite44#1, ~__unbuffered_p2_EAX~0, P2Thread1of1ForFork1_#t~mem30, ULTIMATE.start_main_#t~mem39#1, ULTIMATE.start_main_#t~ite40#1, ~x$r_buff0_thd0~0, P1Thread1of1ForFork0___VERIFIER_assert_~expression#1, ULTIMATE.start_main_#t~pre37#1, P1Thread1of1ForFork0_~arg#1.offset, ~x$w_buff1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd2~0, ~main$tmp_guard0~0, ~x$r_buff1_thd0~0, ~x$r_buff0_thd2~0, ~x$w_buff0_used~0, ULTIMATE.start___VERIFIER_assert_#in~expression#1, P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite31, #memory_int, ULTIMATE.start_assume_abort_if_not_#in~cond#1] and [694] L799-->L806: Formula: (let ((.cse10 (= (mod v_~x$r_buff0_thd2~0_50 256) 0))) (let ((.cse11 (= (mod v_~x$w_buff0_used~0_198 256) 0)) (.cse9 (= (mod v_~x$r_buff1_thd2~0_43 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_182 256) 0)) (.cse3 (not .cse10)) (.cse6 (not (= (mod v_~x$w_buff0_used~0_197 256) 0)))) (let ((.cse0 (and .cse3 .cse6)) (.cse1 (not .cse8)) (.cse2 (not .cse9)) (.cse5 (select |v_#memory_int_197| |v_~#x~0.base_132|)) (.cse4 (not .cse11))) (and (= v_~x$r_buff0_thd2~0_49 (ite .cse0 0 v_~x$r_buff0_thd2~0_50)) (= (ite (or .cse0 (and .cse1 .cse2)) 0 v_~x$w_buff1_used~0_182) v_~x$w_buff1_used~0_181) (= (ite (and .cse3 .cse4) 0 v_~x$w_buff0_used~0_198) v_~x$w_buff0_used~0_197) (= (store |v_#memory_int_197| |v_~#x~0.base_132| (store .cse5 |v_~#x~0.offset_132| |v_P1_#t~ite13#1_21|)) |v_#memory_int_196|) (= v_~x$r_buff1_thd2~0_42 (ite (or (and (not (= (mod v_~x$w_buff1_used~0_181 256) 0)) .cse2) (and .cse6 (not (= (mod v_~x$r_buff0_thd2~0_49 256) 0)))) 0 v_~x$r_buff1_thd2~0_43)) (let ((.cse7 (= |v_P1_#t~mem11#1_34| |v_P1Thread1of1ForFork0_#t~mem11#1_1|))) (or (and (or (and .cse1 (= |v_P1_#t~ite12#1_31| v_~x$w_buff1~0_83) .cse2 .cse7) (and (= |v_P1_#t~mem11#1_34| (select .cse5 |v_~#x~0.offset_132|)) (= |v_P1_#t~mem11#1_34| |v_P1_#t~ite12#1_31|) (or .cse8 .cse9))) (or .cse10 .cse11) (= |v_P1_#t~ite12#1_31| |v_P1_#t~ite13#1_21|)) (and .cse3 (= |v_P1Thread1of1ForFork0_#t~ite12#1_1| |v_P1_#t~ite12#1_31|) .cse4 (= |v_P1_#t~ite13#1_21| v_~x$w_buff0~0_88) .cse7))))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_88, ~#x~0.offset=|v_~#x~0.offset_132|, ~x$w_buff1~0=v_~x$w_buff1~0_83, #memory_int=|v_#memory_int_197|, ~#x~0.base=|v_~#x~0.base_132|, ~x$r_buff1_thd2~0=v_~x$r_buff1_thd2~0_43, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_182, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_50, P1Thread1of1ForFork0_#t~mem11#1=|v_P1Thread1of1ForFork0_#t~mem11#1_1|, P1Thread1of1ForFork0_#t~ite12#1=|v_P1Thread1of1ForFork0_#t~ite12#1_1|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_198} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_88, ~#x~0.offset=|v_~#x~0.offset_132|, ~x$w_buff1~0=v_~x$w_buff1~0_83, #memory_int=|v_#memory_int_196|, ~#x~0.base=|v_~#x~0.base_132|, ~x$r_buff1_thd2~0=v_~x$r_buff1_thd2~0_42, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_181, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_49, P1Thread1of1ForFork0_#t~ite13#1=|v_P1Thread1of1ForFork0_#t~ite13#1_1|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_197} AuxVars[|v_P1_#t~mem11#1_34|, |v_P1_#t~ite12#1_31|, |v_P1_#t~ite13#1_21|] AssignedVars[#memory_int, ~x$r_buff1_thd2~0, ~x$w_buff1_used~0, ~x$r_buff0_thd2~0, P1Thread1of1ForFork0_#t~mem11#1, P1Thread1of1ForFork0_#t~ite13#1, ~x$w_buff0_used~0, P1Thread1of1ForFork0_#t~ite12#1] [2022-12-13 09:36:40,415 INFO L241 LiptonReduction]: Total number of compositions: 3 [2022-12-13 09:36:40,416 INFO L158 eatedLiptonReduction]: Time needed for LBE in milliseconds: 8450 [2022-12-13 09:36:40,416 INFO L495 AbstractCegarLoop]: Abstraction has has 59 places, 70 transitions, 505 flow [2022-12-13 09:36:40,416 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 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) [2022-12-13 09:36:40,416 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-13 09:36:40,416 INFO L214 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 09:36:40,416 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-13 09:36:40,416 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2022-12-13 09:36:40,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:36:40,417 INFO L85 PathProgramCache]: Analyzing trace with hash -1060962154, now seen corresponding path program 1 times [2022-12-13 09:36:40,417 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:36:40,417 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343300526] [2022-12-13 09:36:40,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:36:40,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:36:40,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:36:40,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:36:40,525 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:36:40,525 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [343300526] [2022-12-13 09:36:40,525 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [343300526] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 09:36:40,525 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 09:36:40,525 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 09:36:40,526 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [988513835] [2022-12-13 09:36:40,526 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 09:36:40,526 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 09:36:40,526 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:36:40,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 09:36:40,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 09:36:40,527 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 8 out of 43 [2022-12-13 09:36:40,527 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 59 places, 70 transitions, 505 flow. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 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) [2022-12-13 09:36:40,527 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 09:36:40,527 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 8 of 43 [2022-12-13 09:36:40,527 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 09:36:41,220 INFO L130 PetriNetUnfolder]: 4081/6484 cut-off events. [2022-12-13 09:36:41,221 INFO L131 PetriNetUnfolder]: For 12109/12311 co-relation queries the response was YES. [2022-12-13 09:36:41,235 INFO L83 FinitePrefix]: Finished finitePrefix Result has 22043 conditions, 6484 events. 4081/6484 cut-off events. For 12109/12311 co-relation queries the response was YES. Maximal size of possible extension queue 610. Compared 42508 event pairs, 1087 based on Foata normal form. 255/5353 useless extension candidates. Maximal degree in co-relation 22019. Up to 4076 conditions per place. [2022-12-13 09:36:41,255 INFO L137 encePairwiseOnDemand]: 37/43 looper letters, 84 selfloop transitions, 3 changer transitions 11/109 dead transitions. [2022-12-13 09:36:41,256 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 60 places, 109 transitions, 986 flow [2022-12-13 09:36:41,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 09:36:41,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-12-13 09:36:41,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 83 transitions. [2022-12-13 09:36:41,257 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.6434108527131783 [2022-12-13 09:36:41,257 INFO L175 Difference]: Start difference. First operand has 59 places, 70 transitions, 505 flow. Second operand 3 states and 83 transitions. [2022-12-13 09:36:41,257 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 60 places, 109 transitions, 986 flow [2022-12-13 09:36:41,267 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 60 places, 109 transitions, 922 flow, removed 32 selfloop flow, removed 0 redundant places. [2022-12-13 09:36:41,269 INFO L231 Difference]: Finished difference. Result has 61 places, 67 transitions, 434 flow [2022-12-13 09:36:41,269 INFO L277 CegarLoopForPetriNet]: {PETRI_ALPHABET=43, PETRI_DIFFERENCE_MINUEND_FLOW=433, PETRI_DIFFERENCE_MINUEND_PLACES=58, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=68, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=65, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=434, PETRI_PLACES=61, PETRI_TRANSITIONS=67} [2022-12-13 09:36:41,269 INFO L295 CegarLoopForPetriNet]: 68 programPoint places, -7 predicate places. [2022-12-13 09:36:41,269 WARN L178 eatedLiptonReduction]: Counterexample is not a run of mAbstraction. Replaying acceptance of the word... [2022-12-13 09:36:41,269 INFO L89 Accepts]: Start accepts. Operand has 61 places, 67 transitions, 434 flow [2022-12-13 09:36:41,270 INFO L95 Accepts]: Finished accepts. [2022-12-13 09:36:41,270 INFO L203 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-13 09:36:41,270 INFO L174 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 61 places, 67 transitions, 434 flow [2022-12-13 09:36:41,271 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 61 places, 67 transitions, 434 flow [2022-12-13 09:36:41,500 INFO L130 PetriNetUnfolder]: 2103/3746 cut-off events. [2022-12-13 09:36:41,500 INFO L131 PetriNetUnfolder]: For 2813/2984 co-relation queries the response was YES. [2022-12-13 09:36:41,510 INFO L83 FinitePrefix]: Finished finitePrefix Result has 9054 conditions, 3746 events. 2103/3746 cut-off events. For 2813/2984 co-relation queries the response was YES. Maximal size of possible extension queue 675. Compared 29942 event pairs, 832 based on Foata normal form. 9/1815 useless extension candidates. Maximal degree in co-relation 9031. Up to 2956 conditions per place. [2022-12-13 09:36:41,531 INFO L222 LiptonReduction]: Starting Lipton reduction on Petri net that has 61 places, 67 transitions, 434 flow [2022-12-13 09:36:41,532 INFO L226 LiptonReduction]: Number of co-enabled transitions 882 [2022-12-13 09:36:41,538 INFO L241 LiptonReduction]: Total number of compositions: 0 [2022-12-13 09:36:41,539 INFO L158 eatedLiptonReduction]: Time needed for LBE in milliseconds: 270 [2022-12-13 09:36:41,539 INFO L495 AbstractCegarLoop]: Abstraction has has 61 places, 67 transitions, 434 flow [2022-12-13 09:36:41,539 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 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) [2022-12-13 09:36:41,539 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-13 09:36:41,539 INFO L214 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 09:36:41,539 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-13 09:36:41,539 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2022-12-13 09:36:41,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:36:41,540 INFO L85 PathProgramCache]: Analyzing trace with hash -1058765403, now seen corresponding path program 1 times [2022-12-13 09:36:41,540 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:36:41,540 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1785047341] [2022-12-13 09:36:41,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:36:41,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:36:41,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:36:41,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:36:41,710 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:36:41,710 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1785047341] [2022-12-13 09:36:41,710 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1785047341] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 09:36:41,711 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 09:36:41,711 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 09:36:41,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [757613062] [2022-12-13 09:36:41,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 09:36:41,711 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 09:36:41,712 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:36:41,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 09:36:41,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-12-13 09:36:41,712 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 6 out of 41 [2022-12-13 09:36:41,712 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 61 places, 67 transitions, 434 flow. Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 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) [2022-12-13 09:36:41,712 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 09:36:41,712 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 6 of 41 [2022-12-13 09:36:41,712 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 09:36:42,156 INFO L130 PetriNetUnfolder]: 2212/3923 cut-off events. [2022-12-13 09:36:42,157 INFO L131 PetriNetUnfolder]: For 6781/6830 co-relation queries the response was YES. [2022-12-13 09:36:42,165 INFO L83 FinitePrefix]: Finished finitePrefix Result has 14290 conditions, 3923 events. 2212/3923 cut-off events. For 6781/6830 co-relation queries the response was YES. Maximal size of possible extension queue 387. Compared 26455 event pairs, 267 based on Foata normal form. 233/2829 useless extension candidates. Maximal degree in co-relation 14264. Up to 3151 conditions per place. [2022-12-13 09:36:42,174 INFO L137 encePairwiseOnDemand]: 24/41 looper letters, 74 selfloop transitions, 19 changer transitions 4/104 dead transitions. [2022-12-13 09:36:42,174 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 64 places, 104 transitions, 821 flow [2022-12-13 09:36:42,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 09:36:42,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2022-12-13 09:36:42,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 99 transitions. [2022-12-13 09:36:42,176 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.6036585365853658 [2022-12-13 09:36:42,176 INFO L175 Difference]: Start difference. First operand has 61 places, 67 transitions, 434 flow. Second operand 4 states and 99 transitions. [2022-12-13 09:36:42,176 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 64 places, 104 transitions, 821 flow [2022-12-13 09:36:42,186 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 62 places, 104 transitions, 803 flow, removed 4 selfloop flow, removed 2 redundant places. [2022-12-13 09:36:42,188 INFO L231 Difference]: Finished difference. Result has 63 places, 68 transitions, 450 flow [2022-12-13 09:36:42,188 INFO L277 CegarLoopForPetriNet]: {PETRI_ALPHABET=41, PETRI_DIFFERENCE_MINUEND_FLOW=350, PETRI_DIFFERENCE_MINUEND_PLACES=59, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=60, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=41, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=450, PETRI_PLACES=63, PETRI_TRANSITIONS=68} [2022-12-13 09:36:42,189 INFO L295 CegarLoopForPetriNet]: 68 programPoint places, -5 predicate places. [2022-12-13 09:36:42,189 WARN L178 eatedLiptonReduction]: Counterexample is not a run of mAbstraction. Replaying acceptance of the word... [2022-12-13 09:36:42,189 INFO L89 Accepts]: Start accepts. Operand has 63 places, 68 transitions, 450 flow [2022-12-13 09:36:42,190 INFO L95 Accepts]: Finished accepts. [2022-12-13 09:36:42,190 INFO L203 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-13 09:36:42,190 INFO L174 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 63 places, 68 transitions, 450 flow [2022-12-13 09:36:42,191 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 63 places, 68 transitions, 450 flow [2022-12-13 09:36:42,367 INFO L130 PetriNetUnfolder]: 1095/2426 cut-off events. [2022-12-13 09:36:42,367 INFO L131 PetriNetUnfolder]: For 2156/2707 co-relation queries the response was YES. [2022-12-13 09:36:42,374 INFO L83 FinitePrefix]: Finished finitePrefix Result has 8255 conditions, 2426 events. 1095/2426 cut-off events. For 2156/2707 co-relation queries the response was YES. Maximal size of possible extension queue 477. Compared 21218 event pairs, 268 based on Foata normal form. 15/1465 useless extension candidates. Maximal degree in co-relation 8231. Up to 1630 conditions per place. [2022-12-13 09:36:42,385 INFO L222 LiptonReduction]: Starting Lipton reduction on Petri net that has 63 places, 68 transitions, 450 flow [2022-12-13 09:36:42,386 INFO L226 LiptonReduction]: Number of co-enabled transitions 814 [2022-12-13 09:36:42,388 ERROR L112 fgCompositionFactory]: Composing non-subsequent actions: [871] $Ultimate##0-->L778: Formula: (let ((.cse1 (= (mod v_~weak$$choice2~0_172 256) 0)) (.cse9 (= (mod v_~x$w_buff0_used~0_542 256) 0)) (.cse0 (select |v_#memory_int_595| |v_~#x~0.base_292|)) (.cse4 (= (mod v_~x$r_buff0_thd1~0_226 256) 0))) (let ((.cse5 (not .cse4)) (.cse8 (select .cse0 |v_~#x~0.offset_292|)) (.cse3 (and .cse4 .cse9)) (.cse2 (not .cse1)) (.cse6 (= (mod v_~x$w_buff1_used~0_509 256) 0)) (.cse7 (= (mod v_~x$w_buff0_used~0_540 256) 0))) (and (= v_~x$w_buff0~0_368 v_~x$w_buff1~0_341) (= v_~x$r_buff0_thd0~0_136 v_~x$r_buff1_thd0~0_154) (= v_~x$w_buff0~0_366 1) (= v_~x$r_buff0_thd2~0_143 1) (= (store |v_#memory_int_595| |v_~#x~0.base_292| (store .cse0 |v_~#x~0.offset_292| |v_P0_#t~ite10_106|)) |v_#memory_int_594|) (or (and (= v_~__unbuffered_p0_EAX~0_167 |v_P0_#t~mem9_105|) .cse1 (= |v_P0_#t~ite10_106| |v_P0_#t~mem9_105|)) (and (= |v_P0Thread1of1ForFork2_#t~mem9_146| |v_P0_#t~mem9_105|) .cse2 (= |v_P0_#t~ite10_106| v_~x$mem_tmp~0_132))) (= (ite .cse2 1 (ite (or .cse3 .cse4) 1 (ite .cse5 0 1))) v_~x$w_buff0_used~0_540) (= v_~x$r_buff0_thd1~0_225 (ite .cse2 v_~x$r_buff0_thd1~0_226 (ite (or (and .cse4 .cse6) .cse4 .cse7) v_~x$r_buff0_thd1~0_226 (ite (and .cse5 (not .cse7)) 0 v_~x$r_buff0_thd1~0_226)))) (or (and .cse5 (= |v_P0Thread1of1ForFork2_#t~mem6_146| |v_P0_#t~mem6_107|) (= (ite .cse5 1 v_~x$w_buff0~0_368) v_~__unbuffered_p0_EAX~0_167)) (and (= |v_P0_#t~mem6_107| .cse8) .cse4 (= v_~__unbuffered_p0_EAX~0_167 |v_P0_#t~mem6_107|))) (= v_~weak$$choice0~0_180 |v_P0Thread1of1ForFork2_#t~nondet3_146|) (= |v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_26| |v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_26|) (= v_~weak$$choice2~0_172 |v_P0Thread1of1ForFork2_#t~nondet4_146|) (= .cse8 v_~x$mem_tmp~0_132) (= v_~x$r_buff0_thd2~0_144 v_~x$r_buff1_thd2~0_111) (= (ite .cse2 v_~x$w_buff0_used~0_542 (ite (or .cse3 .cse4 .cse7) v_~x$w_buff0_used~0_542 0)) v_~x$w_buff1_used~0_509) (= (ite .cse9 1 0) |v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_26|) (= |v_P1Thread1of1ForFork0_#in~arg#1.offset_24| |v_P1Thread1of1ForFork0_~arg#1.offset_24|) (= |v_P1Thread1of1ForFork0_~arg#1.base_24| |v_P1Thread1of1ForFork0_#in~arg#1.base_24|) (not (= |v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_26| 0)) (= v_~x$flush_delayed~0_158 0) (= v_~x$r_buff0_thd3~0_206 v_~x$r_buff1_thd3~0_200) (= v_~x$r_buff1_thd1~0_235 (ite .cse2 v_~x$r_buff0_thd1~0_226 (ite (let ((.cse10 (= (mod v_~x$r_buff0_thd1~0_225 256) 0))) (or (and .cse10 .cse4) (and .cse10 .cse6) .cse7)) v_~x$r_buff0_thd1~0_226 0)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_368, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_136, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_226, ~#x~0.offset=|v_~#x~0.offset_292|, P0Thread1of1ForFork2_#t~mem9=|v_P0Thread1of1ForFork2_#t~mem9_146|, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_206, P0Thread1of1ForFork2_#t~mem6=|v_P0Thread1of1ForFork2_#t~mem6_146|, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_144, P1Thread1of1ForFork0_#in~arg#1.base=|v_P1Thread1of1ForFork0_#in~arg#1.base_24|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_542, P1Thread1of1ForFork0_#in~arg#1.offset=|v_P1Thread1of1ForFork0_#in~arg#1.offset_24|, #memory_int=|v_#memory_int_595|, ~#x~0.base=|v_~#x~0.base_292|, P0Thread1of1ForFork2_#t~nondet4=|v_P0Thread1of1ForFork2_#t~nondet4_146|, P0Thread1of1ForFork2_#t~nondet3=|v_P0Thread1of1ForFork2_#t~nondet3_146|} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_366, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_225, P1Thread1of1ForFork0_~arg#1.base=|v_P1Thread1of1ForFork0_~arg#1.base_24|, ~x$flush_delayed~0=v_~x$flush_delayed~0_158, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_200, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_235, P0Thread1of1ForFork2_#t~mem8=|v_P0Thread1of1ForFork2_#t~mem8_75|, ~x$mem_tmp~0=v_~x$mem_tmp~0_132, P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1=|v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_26|, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_206, P1Thread1of1ForFork0_#in~arg#1.base=|v_P1Thread1of1ForFork0_#in~arg#1.base_24|, P0Thread1of1ForFork2_#t~mem5=|v_P0Thread1of1ForFork2_#t~mem5_75|, P1Thread1of1ForFork0_#in~arg#1.offset=|v_P1Thread1of1ForFork0_#in~arg#1.offset_24|, ~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_167, P0Thread1of1ForFork2_#t~ite10=|v_P0Thread1of1ForFork2_#t~ite10_75|, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_136, P1Thread1of1ForFork0___VERIFIER_assert_~expression#1=|v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_26|, P1Thread1of1ForFork0_~arg#1.offset=|v_P1Thread1of1ForFork0_~arg#1.offset_24|, ~#x~0.offset=|v_~#x~0.offset_292|, ~x$w_buff1~0=v_~x$w_buff1~0_341, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_509, ~x$r_buff1_thd2~0=v_~x$r_buff1_thd2~0_111, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_143, ~x$r_buff1_thd0~0=v_~x$r_buff1_thd0~0_154, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_540, ~weak$$choice0~0=v_~weak$$choice0~0_180, P0Thread1of1ForFork2_#t~ite7=|v_P0Thread1of1ForFork2_#t~ite7_75|, #memory_int=|v_#memory_int_594|, ~#x~0.base=|v_~#x~0.base_292|, ~weak$$choice2~0=v_~weak$$choice2~0_172} AuxVars[|v_P0_#t~ite10_106|, |v_P0_#t~mem6_107|, |v_P0_#t~mem9_105|] AssignedVars[~x$w_buff0~0, ~x$r_buff0_thd1~0, P1Thread1of1ForFork0_~arg#1.base, ~x$flush_delayed~0, ~x$r_buff1_thd3~0, ~x$r_buff1_thd1~0, P0Thread1of1ForFork2_#t~mem8, ~x$mem_tmp~0, P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1, P0Thread1of1ForFork2_#t~mem9, P0Thread1of1ForFork2_#t~mem6, P0Thread1of1ForFork2_#t~mem5, ~__unbuffered_p0_EAX~0, P0Thread1of1ForFork2_#t~ite10, P1Thread1of1ForFork0___VERIFIER_assert_~expression#1, P1Thread1of1ForFork0_~arg#1.offset, ~x$w_buff1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd2~0, ~x$r_buff0_thd2~0, ~x$r_buff1_thd0~0, ~x$w_buff0_used~0, ~weak$$choice0~0, P0Thread1of1ForFork2_#t~ite7, #memory_int, ~weak$$choice2~0, P0Thread1of1ForFork2_#t~nondet4, P0Thread1of1ForFork2_#t~nondet3] and [694] L799-->L806: Formula: (let ((.cse10 (= (mod v_~x$r_buff0_thd2~0_50 256) 0))) (let ((.cse11 (= (mod v_~x$w_buff0_used~0_198 256) 0)) (.cse9 (= (mod v_~x$r_buff1_thd2~0_43 256) 0)) (.cse8 (= (mod v_~x$w_buff1_used~0_182 256) 0)) (.cse3 (not .cse10)) (.cse6 (not (= (mod v_~x$w_buff0_used~0_197 256) 0)))) (let ((.cse0 (and .cse3 .cse6)) (.cse1 (not .cse8)) (.cse2 (not .cse9)) (.cse5 (select |v_#memory_int_197| |v_~#x~0.base_132|)) (.cse4 (not .cse11))) (and (= v_~x$r_buff0_thd2~0_49 (ite .cse0 0 v_~x$r_buff0_thd2~0_50)) (= (ite (or .cse0 (and .cse1 .cse2)) 0 v_~x$w_buff1_used~0_182) v_~x$w_buff1_used~0_181) (= (ite (and .cse3 .cse4) 0 v_~x$w_buff0_used~0_198) v_~x$w_buff0_used~0_197) (= (store |v_#memory_int_197| |v_~#x~0.base_132| (store .cse5 |v_~#x~0.offset_132| |v_P1_#t~ite13#1_21|)) |v_#memory_int_196|) (= v_~x$r_buff1_thd2~0_42 (ite (or (and (not (= (mod v_~x$w_buff1_used~0_181 256) 0)) .cse2) (and .cse6 (not (= (mod v_~x$r_buff0_thd2~0_49 256) 0)))) 0 v_~x$r_buff1_thd2~0_43)) (let ((.cse7 (= |v_P1_#t~mem11#1_34| |v_P1Thread1of1ForFork0_#t~mem11#1_1|))) (or (and (or (and .cse1 (= |v_P1_#t~ite12#1_31| v_~x$w_buff1~0_83) .cse2 .cse7) (and (= |v_P1_#t~mem11#1_34| (select .cse5 |v_~#x~0.offset_132|)) (= |v_P1_#t~mem11#1_34| |v_P1_#t~ite12#1_31|) (or .cse8 .cse9))) (or .cse10 .cse11) (= |v_P1_#t~ite12#1_31| |v_P1_#t~ite13#1_21|)) (and .cse3 (= |v_P1Thread1of1ForFork0_#t~ite12#1_1| |v_P1_#t~ite12#1_31|) .cse4 (= |v_P1_#t~ite13#1_21| v_~x$w_buff0~0_88) .cse7))))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_88, ~#x~0.offset=|v_~#x~0.offset_132|, ~x$w_buff1~0=v_~x$w_buff1~0_83, #memory_int=|v_#memory_int_197|, ~#x~0.base=|v_~#x~0.base_132|, ~x$r_buff1_thd2~0=v_~x$r_buff1_thd2~0_43, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_182, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_50, P1Thread1of1ForFork0_#t~mem11#1=|v_P1Thread1of1ForFork0_#t~mem11#1_1|, P1Thread1of1ForFork0_#t~ite12#1=|v_P1Thread1of1ForFork0_#t~ite12#1_1|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_198} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_88, ~#x~0.offset=|v_~#x~0.offset_132|, ~x$w_buff1~0=v_~x$w_buff1~0_83, #memory_int=|v_#memory_int_196|, ~#x~0.base=|v_~#x~0.base_132|, ~x$r_buff1_thd2~0=v_~x$r_buff1_thd2~0_42, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_181, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_49, P1Thread1of1ForFork0_#t~ite13#1=|v_P1Thread1of1ForFork0_#t~ite13#1_1|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_197} AuxVars[|v_P1_#t~mem11#1_34|, |v_P1_#t~ite12#1_31|, |v_P1_#t~ite13#1_21|] AssignedVars[#memory_int, ~x$r_buff1_thd2~0, ~x$w_buff1_used~0, ~x$r_buff0_thd2~0, P1Thread1of1ForFork0_#t~mem11#1, P1Thread1of1ForFork0_#t~ite13#1, ~x$w_buff0_used~0, P1Thread1of1ForFork0_#t~ite12#1] [2022-12-13 09:36:43,703 ERROR L112 fgCompositionFactory]: Composing non-subsequent actions: [855] L864-3-->L3-1: Formula: (and (= v_~main$tmp_guard0~0_Out_2 (ite (= (ite (= 3 v_~__unbuffered_cnt~0_In_1) 1 0) 0) 0 1)) (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_Out_2| (mod v_~main$tmp_guard0~0_Out_2 256)) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_Out_2| 0)) (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_Out_2| |v_ULTIMATE.start_assume_abort_if_not_~cond#1_Out_2|)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_In_1} OutVars{ULTIMATE.start_main_#t~pre37#1=|v_ULTIMATE.start_main_#t~pre37#1_Out_2|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_Out_2|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_In_1, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_Out_2, ULTIMATE.start_main_#t~nondet38#1=|v_ULTIMATE.start_main_#t~nondet38#1_Out_2|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_Out_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre37#1, ULTIMATE.start_assume_abort_if_not_~cond#1, ~main$tmp_guard0~0, ULTIMATE.start_main_#t~nondet38#1, ULTIMATE.start_assume_abort_if_not_#in~cond#1] and [877] $Ultimate##0-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: (let ((.cse4 (= (mod v_~x$r_buff0_thd0~0_159 256) 0))) (let ((.cse2 (not .cse4)) (.cse1 (not (= (mod v_~x$w_buff0_used~0_578 256) 0)))) (let ((.cse3 (select |v_#memory_int_631| |v_~#x~0.base_306|)) (.cse0 (and .cse2 .cse1)) (.cse8 (= (mod v_~x$w_buff0_used~0_579 256) 0))) (and (= (ite (= (ite (not (and (= v_~y~0_130 2) (= v_~__unbuffered_p2_EAX~0_262 1) (= v_~__unbuffered_p0_EAX~0_173 0))) 1 0) 0) 0 1) v_~main$tmp_guard1~0_132) (= v_~x$r_buff0_thd0~0_158 (ite .cse0 0 v_~x$r_buff0_thd0~0_159)) (= v_~x$r_buff0_thd3~0_222 v_~x$r_buff1_thd3~0_214) (= (ite (or (and (not (= (mod v_~x$r_buff0_thd0~0_158 256) 0)) .cse1) (and .cse2 (not (= (mod v_~x$w_buff1_used~0_535 256) 0)))) 0 v_~x$r_buff0_thd0~0_159) v_~x$r_buff1_thd0~0_168) (= v_~x$r_buff0_thd1~0_241 v_~x$r_buff1_thd1~0_251) (= |v_P1Thread1of1ForFork0_#in~arg#1.offset_36| |v_P1Thread1of1ForFork0_~arg#1.offset_36|) (= v_~x$w_buff0~0_397 v_~x$w_buff1~0_359) (= (store |v_#memory_int_631| |v_~#x~0.base_306| (store .cse3 |v_~#x~0.offset_306| |v_ULTIMATE.start_main_#t~ite41#1_136|)) |v_#memory_int_630|) (= |v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_117| (mod v_~main$tmp_guard1~0_132 256)) (or (and (= |v_ULTIMATE.start_main_#t~mem39#1_176| |v_ULTIMATE.start_main_#t~mem39#1_174|) .cse2 (= |v_ULTIMATE.start_main_#t~ite41#1_136| v_~x$w_buff0~0_396) (= |v_ULTIMATE.start_main_#t~ite40#1_177| |v_ULTIMATE.start_main_#t~ite40#1_175|)) (and (= |v_ULTIMATE.start_main_#t~mem39#1_174| |v_ULTIMATE.start_main_#t~ite40#1_175|) .cse4 (= |v_ULTIMATE.start_main_#t~mem39#1_174| (select .cse3 |v_~#x~0.offset_306|)) (= |v_ULTIMATE.start_main_#t~ite41#1_136| |v_ULTIMATE.start_main_#t~ite40#1_175|))) (= (ite .cse2 0 1) v_~x$w_buff0_used~0_578) (= v_~x$r_buff0_thd2~0_174 v_~x$r_buff1_thd2~0_129) (= |v_ULTIMATE.start___VERIFIER_assert_~expression#1_143| 0) (= |v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_38| |v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_38|) (= |v_P1Thread1of1ForFork0_~arg#1.base_36| |v_P1Thread1of1ForFork0_#in~arg#1.base_36|) (= v_~x$w_buff0~0_396 1) (let ((.cse6 (= (mod v_~__unbuffered_p2_EAX$read_delayed~0_140 256) 0)) (.cse5 (= |v_ULTIMATE.start_main_#t~mem43#1_333| |v_ULTIMATE.start_main_#t~mem43#1_331|))) (or (and .cse5 .cse6 (= v_~__unbuffered_p2_EAX~0_263 v_~__unbuffered_p2_EAX~0_262) (= |v_ULTIMATE.start_main_#t~ite44#1_332| |v_ULTIMATE.start_main_#t~ite44#1_330|)) (and (not .cse6) (let ((.cse7 (= (mod v_~weak$$choice1~0_195 256) 0))) (or (and (= |v_ULTIMATE.start_main_#t~mem43#1_331| |v_ULTIMATE.start_main_#t~ite44#1_330|) (not .cse7) (= |v_ULTIMATE.start_main_#t~mem43#1_331| (select (select |v_#memory_int_630| v_~__unbuffered_p2_EAX$read_delayed_var~0.base_141) v_~__unbuffered_p2_EAX$read_delayed_var~0.offset_141))) (and .cse5 (= |v_ULTIMATE.start_main_#t~ite44#1_330| v_~__unbuffered_p2_EAX~0_263) .cse7))) (= |v_ULTIMATE.start_main_#t~ite44#1_330| v_~__unbuffered_p2_EAX~0_262)))) (= |v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_117| |v_ULTIMATE.start___VERIFIER_assert_~expression#1_143|) (= v_~x$r_buff0_thd2~0_173 1) (= (ite (or .cse0 (and .cse2 (not .cse8))) 0 v_~x$w_buff0_used~0_579) v_~x$w_buff1_used~0_535) (= v_~weak$$choice1~0_195 |v_ULTIMATE.start_main_#t~nondet42#1_217|) (= (ite .cse8 1 0) |v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_38|) (not (= |v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_38| 0)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_397, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_159, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_241, ~#x~0.offset=|v_~#x~0.offset_306|, ~__unbuffered_p2_EAX$read_delayed_var~0.offset=v_~__unbuffered_p2_EAX$read_delayed_var~0.offset_141, ~__unbuffered_p2_EAX$read_delayed_var~0.base=v_~__unbuffered_p2_EAX$read_delayed_var~0.base_141, ULTIMATE.start_main_#t~mem43#1=|v_ULTIMATE.start_main_#t~mem43#1_333|, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_222, ULTIMATE.start_main_#t~nondet42#1=|v_ULTIMATE.start_main_#t~nondet42#1_217|, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_174, P1Thread1of1ForFork0_#in~arg#1.base=|v_P1Thread1of1ForFork0_#in~arg#1.base_36|, ~__unbuffered_p2_EAX$read_delayed~0=v_~__unbuffered_p2_EAX$read_delayed~0_140, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_579, P1Thread1of1ForFork0_#in~arg#1.offset=|v_P1Thread1of1ForFork0_#in~arg#1.offset_36|, ~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_173, #memory_int=|v_#memory_int_631|, ~#x~0.base=|v_~#x~0.base_306|, ULTIMATE.start_main_#t~ite44#1=|v_ULTIMATE.start_main_#t~ite44#1_332|, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_263, ~y~0=v_~y~0_130, ULTIMATE.start_main_#t~mem39#1=|v_ULTIMATE.start_main_#t~mem39#1_176|, ULTIMATE.start_main_#t~ite40#1=|v_ULTIMATE.start_main_#t~ite40#1_177|} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_396, ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_143|, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_241, P1Thread1of1ForFork0_~arg#1.base=|v_P1Thread1of1ForFork0_~arg#1.base_36|, ULTIMATE.start_main_#t~ite45#1=|v_ULTIMATE.start_main_#t~ite45#1_144|, ~__unbuffered_p2_EAX$read_delayed_var~0.offset=v_~__unbuffered_p2_EAX$read_delayed_var~0.offset_141, ~__unbuffered_p2_EAX$read_delayed_var~0.base=v_~__unbuffered_p2_EAX$read_delayed_var~0.base_141, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_214, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_132, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_251, P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1=|v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_38|, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_222, P1Thread1of1ForFork0_#in~arg#1.base=|v_P1Thread1of1ForFork0_#in~arg#1.base_36|, P1Thread1of1ForFork0_#in~arg#1.offset=|v_P1Thread1of1ForFork0_#in~arg#1.offset_36|, ~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_173, ~weak$$choice1~0=v_~weak$$choice1~0_195, ULTIMATE.start_main_#t~ite41#1=|v_ULTIMATE.start_main_#t~ite41#1_135|, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_262, ~y~0=v_~y~0_130, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_158, P1Thread1of1ForFork0___VERIFIER_assert_~expression#1=|v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_38|, P1Thread1of1ForFork0_~arg#1.offset=|v_P1Thread1of1ForFork0_~arg#1.offset_36|, ~#x~0.offset=|v_~#x~0.offset_306|, ~x$w_buff1~0=v_~x$w_buff1~0_359, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_535, ~x$r_buff1_thd2~0=v_~x$r_buff1_thd2~0_129, ~x$r_buff1_thd0~0=v_~x$r_buff1_thd0~0_168, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_173, ~__unbuffered_p2_EAX$read_delayed~0=v_~__unbuffered_p2_EAX$read_delayed~0_140, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_578, ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_117|, #memory_int=|v_#memory_int_630|, ~#x~0.base=|v_~#x~0.base_306|} AuxVars[|v_ULTIMATE.start_main_#t~ite40#1_175|, |v_ULTIMATE.start_main_#t~ite44#1_330|, |v_ULTIMATE.start_main_#t~ite41#1_136|, |v_ULTIMATE.start_main_#t~mem43#1_331|, |v_ULTIMATE.start_main_#t~mem39#1_174|] AssignedVars[~x$w_buff0~0, ULTIMATE.start___VERIFIER_assert_~expression#1, P1Thread1of1ForFork0_~arg#1.base, ULTIMATE.start_main_#t~ite45#1, ULTIMATE.start_main_#t~mem43#1, ~x$r_buff1_thd3~0, ~main$tmp_guard1~0, ~x$r_buff1_thd1~0, P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_#t~nondet42#1, ~weak$$choice1~0, ULTIMATE.start_main_#t~ite41#1, ULTIMATE.start_main_#t~ite44#1, ~__unbuffered_p2_EAX~0, ULTIMATE.start_main_#t~mem39#1, ULTIMATE.start_main_#t~ite40#1, ~x$r_buff0_thd0~0, P1Thread1of1ForFork0___VERIFIER_assert_~expression#1, P1Thread1of1ForFork0_~arg#1.offset, ~x$w_buff1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd2~0, ~x$r_buff1_thd0~0, ~x$r_buff0_thd2~0, ~x$w_buff0_used~0, ULTIMATE.start___VERIFIER_assert_#in~expression#1, #memory_int] [2022-12-13 09:36:44,519 INFO L241 LiptonReduction]: Total number of compositions: 2 [2022-12-13 09:36:44,519 INFO L158 eatedLiptonReduction]: Time needed for LBE in milliseconds: 2330 [2022-12-13 09:36:44,520 INFO L495 AbstractCegarLoop]: Abstraction has has 63 places, 68 transitions, 461 flow [2022-12-13 09:36:44,520 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 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) [2022-12-13 09:36:44,520 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-13 09:36:44,520 INFO L214 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 09:36:44,520 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-13 09:36:44,520 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2022-12-13 09:36:44,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:36:44,520 INFO L85 PathProgramCache]: Analyzing trace with hash 1290575346, now seen corresponding path program 1 times [2022-12-13 09:36:44,520 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:36:44,520 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [499720100] [2022-12-13 09:36:44,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:36:44,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:36:44,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:36:44,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:36:44,652 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:36:44,652 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [499720100] [2022-12-13 09:36:44,652 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [499720100] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 09:36:44,652 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 09:36:44,652 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 09:36:44,652 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1789681050] [2022-12-13 09:36:44,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 09:36:44,652 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 09:36:44,652 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:36:44,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 09:36:44,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-12-13 09:36:44,653 INFO L481 CegarLoopForPetriNet]: Number of universal loopers: 6 out of 35 [2022-12-13 09:36:44,653 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 63 places, 68 transitions, 461 flow. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 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) [2022-12-13 09:36:44,653 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 09:36:44,653 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 6 of 35 [2022-12-13 09:36:44,653 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 09:36:44,959 INFO L130 PetriNetUnfolder]: 1045/2045 cut-off events. [2022-12-13 09:36:44,960 INFO L131 PetriNetUnfolder]: For 3122/3141 co-relation queries the response was YES. [2022-12-13 09:36:44,964 INFO L83 FinitePrefix]: Finished finitePrefix Result has 8873 conditions, 2045 events. 1045/2045 cut-off events. For 3122/3141 co-relation queries the response was YES. Maximal size of possible extension queue 185. Compared 13375 event pairs, 49 based on Foata normal form. 262/1554 useless extension candidates. Maximal degree in co-relation 8846. Up to 1216 conditions per place. [2022-12-13 09:36:44,968 INFO L137 encePairwiseOnDemand]: 23/35 looper letters, 53 selfloop transitions, 28 changer transitions 15/101 dead transitions. [2022-12-13 09:36:44,969 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 67 places, 101 transitions, 849 flow [2022-12-13 09:36:44,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 09:36:44,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2022-12-13 09:36:44,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 99 transitions. [2022-12-13 09:36:44,970 INFO L526 CegarLoopForPetriNet]: DFA transition density 0.5657142857142857 [2022-12-13 09:36:44,970 INFO L175 Difference]: Start difference. First operand has 63 places, 68 transitions, 461 flow. Second operand 5 states and 99 transitions. [2022-12-13 09:36:44,970 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 67 places, 101 transitions, 849 flow [2022-12-13 09:36:44,975 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 63 places, 101 transitions, 759 flow, removed 22 selfloop flow, removed 4 redundant places. [2022-12-13 09:36:44,976 INFO L231 Difference]: Finished difference. Result has 64 places, 64 transitions, 437 flow [2022-12-13 09:36:44,976 INFO L277 CegarLoopForPetriNet]: {PETRI_ALPHABET=35, PETRI_DIFFERENCE_MINUEND_FLOW=373, PETRI_DIFFERENCE_MINUEND_PLACES=59, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=67, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=28, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=39, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=437, PETRI_PLACES=64, PETRI_TRANSITIONS=64} [2022-12-13 09:36:44,977 INFO L295 CegarLoopForPetriNet]: 68 programPoint places, -4 predicate places. [2022-12-13 09:36:44,977 WARN L178 eatedLiptonReduction]: Counterexample is not a run of mAbstraction. Replaying acceptance of the word... [2022-12-13 09:36:44,977 INFO L89 Accepts]: Start accepts. Operand has 64 places, 64 transitions, 437 flow [2022-12-13 09:36:44,978 INFO L95 Accepts]: Finished accepts. [2022-12-13 09:36:44,978 INFO L203 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-13 09:36:44,978 INFO L174 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 64 places, 64 transitions, 437 flow [2022-12-13 09:36:44,978 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 63 places, 64 transitions, 437 flow [2022-12-13 09:36:45,014 INFO L130 PetriNetUnfolder]: 213/599 cut-off events. [2022-12-13 09:36:45,015 INFO L131 PetriNetUnfolder]: For 274/362 co-relation queries the response was YES. [2022-12-13 09:36:45,016 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2130 conditions, 599 events. 213/599 cut-off events. For 274/362 co-relation queries the response was YES. Maximal size of possible extension queue 117. Compared 4216 event pairs, 1 based on Foata normal form. 0/318 useless extension candidates. Maximal degree in co-relation 2107. Up to 397 conditions per place. [2022-12-13 09:36:45,018 INFO L222 LiptonReduction]: Starting Lipton reduction on Petri net that has 63 places, 64 transitions, 437 flow [2022-12-13 09:36:45,018 INFO L226 LiptonReduction]: Number of co-enabled transitions 456 [2022-12-13 09:36:45,036 ERROR L112 fgCompositionFactory]: Composing non-subsequent actions: [871] $Ultimate##0-->L778: Formula: (let ((.cse1 (= (mod v_~weak$$choice2~0_172 256) 0)) (.cse9 (= (mod v_~x$w_buff0_used~0_542 256) 0)) (.cse0 (select |v_#memory_int_595| |v_~#x~0.base_292|)) (.cse4 (= (mod v_~x$r_buff0_thd1~0_226 256) 0))) (let ((.cse5 (not .cse4)) (.cse8 (select .cse0 |v_~#x~0.offset_292|)) (.cse3 (and .cse4 .cse9)) (.cse2 (not .cse1)) (.cse6 (= (mod v_~x$w_buff1_used~0_509 256) 0)) (.cse7 (= (mod v_~x$w_buff0_used~0_540 256) 0))) (and (= v_~x$w_buff0~0_368 v_~x$w_buff1~0_341) (= v_~x$r_buff0_thd0~0_136 v_~x$r_buff1_thd0~0_154) (= v_~x$w_buff0~0_366 1) (= v_~x$r_buff0_thd2~0_143 1) (= (store |v_#memory_int_595| |v_~#x~0.base_292| (store .cse0 |v_~#x~0.offset_292| |v_P0_#t~ite10_106|)) |v_#memory_int_594|) (or (and (= v_~__unbuffered_p0_EAX~0_167 |v_P0_#t~mem9_105|) .cse1 (= |v_P0_#t~ite10_106| |v_P0_#t~mem9_105|)) (and (= |v_P0Thread1of1ForFork2_#t~mem9_146| |v_P0_#t~mem9_105|) .cse2 (= |v_P0_#t~ite10_106| v_~x$mem_tmp~0_132))) (= (ite .cse2 1 (ite (or .cse3 .cse4) 1 (ite .cse5 0 1))) v_~x$w_buff0_used~0_540) (= v_~x$r_buff0_thd1~0_225 (ite .cse2 v_~x$r_buff0_thd1~0_226 (ite (or (and .cse4 .cse6) .cse4 .cse7) v_~x$r_buff0_thd1~0_226 (ite (and .cse5 (not .cse7)) 0 v_~x$r_buff0_thd1~0_226)))) (or (and .cse5 (= |v_P0Thread1of1ForFork2_#t~mem6_146| |v_P0_#t~mem6_107|) (= (ite .cse5 1 v_~x$w_buff0~0_368) v_~__unbuffered_p0_EAX~0_167)) (and (= |v_P0_#t~mem6_107| .cse8) .cse4 (= v_~__unbuffered_p0_EAX~0_167 |v_P0_#t~mem6_107|))) (= v_~weak$$choice0~0_180 |v_P0Thread1of1ForFork2_#t~nondet3_146|) (= |v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_26| |v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_26|) (= v_~weak$$choice2~0_172 |v_P0Thread1of1ForFork2_#t~nondet4_146|) (= .cse8 v_~x$mem_tmp~0_132) (= v_~x$r_buff0_thd2~0_144 v_~x$r_buff1_thd2~0_111) (= (ite .cse2 v_~x$w_buff0_used~0_542 (ite (or .cse3 .cse4 .cse7) v_~x$w_buff0_used~0_542 0)) v_~x$w_buff1_used~0_509) (= (ite .cse9 1 0) |v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_26|) (= |v_P1Thread1of1ForFork0_#in~arg#1.offset_24| |v_P1Thread1of1ForFork0_~arg#1.offset_24|) (= |v_P1Thread1of1ForFork0_~arg#1.base_24| |v_P1Thread1of1ForFork0_#in~arg#1.base_24|) (not (= |v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_26| 0)) (= v_~x$flush_delayed~0_158 0) (= v_~x$r_buff0_thd3~0_206 v_~x$r_buff1_thd3~0_200) (= v_~x$r_buff1_thd1~0_235 (ite .cse2 v_~x$r_buff0_thd1~0_226 (ite (let ((.cse10 (= (mod v_~x$r_buff0_thd1~0_225 256) 0))) (or (and .cse10 .cse4) (and .cse10 .cse6) .cse7)) v_~x$r_buff0_thd1~0_226 0)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_368, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_136, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_226, ~#x~0.offset=|v_~#x~0.offset_292|, P0Thread1of1ForFork2_#t~mem9=|v_P0Thread1of1ForFork2_#t~mem9_146|, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_206, P0Thread1of1ForFork2_#t~mem6=|v_P0Thread1of1ForFork2_#t~mem6_146|, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_144, P1Thread1of1ForFork0_#in~arg#1.base=|v_P1Thread1of1ForFork0_#in~arg#1.base_24|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_542, P1Thread1of1ForFork0_#in~arg#1.offset=|v_P1Thread1of1ForFork0_#in~arg#1.offset_24|, #memory_int=|v_#memory_int_595|, ~#x~0.base=|v_~#x~0.base_292|, P0Thread1of1ForFork2_#t~nondet4=|v_P0Thread1of1ForFork2_#t~nondet4_146|, P0Thread1of1ForFork2_#t~nondet3=|v_P0Thread1of1ForFork2_#t~nondet3_146|} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_366, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_225, P1Thread1of1ForFork0_~arg#1.base=|v_P1Thread1of1ForFork0_~arg#1.base_24|, ~x$flush_delayed~0=v_~x$flush_delayed~0_158, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_200, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_235, P0Thread1of1ForFork2_#t~mem8=|v_P0Thread1of1ForFork2_#t~mem8_75|, ~x$mem_tmp~0=v_~x$mem_tmp~0_132, P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1=|v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_26|, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_206, P1Thread1of1ForFork0_#in~arg#1.base=|v_P1Thread1of1ForFork0_#in~arg#1.base_24|, P0Thread1of1ForFork2_#t~mem5=|v_P0Thread1of1ForFork2_#t~mem5_75|, P1Thread1of1ForFork0_#in~arg#1.offset=|v_P1Thread1of1ForFork0_#in~arg#1.offset_24|, ~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_167, P0Thread1of1ForFork2_#t~ite10=|v_P0Thread1of1ForFork2_#t~ite10_75|, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_136, P1Thread1of1ForFork0___VERIFIER_assert_~expression#1=|v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_26|, P1Thread1of1ForFork0_~arg#1.offset=|v_P1Thread1of1ForFork0_~arg#1.offset_24|, ~#x~0.offset=|v_~#x~0.offset_292|, ~x$w_buff1~0=v_~x$w_buff1~0_341, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_509, ~x$r_buff1_thd2~0=v_~x$r_buff1_thd2~0_111, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_143, ~x$r_buff1_thd0~0=v_~x$r_buff1_thd0~0_154, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_540, ~weak$$choice0~0=v_~weak$$choice0~0_180, P0Thread1of1ForFork2_#t~ite7=|v_P0Thread1of1ForFork2_#t~ite7_75|, #memory_int=|v_#memory_int_594|, ~#x~0.base=|v_~#x~0.base_292|, ~weak$$choice2~0=v_~weak$$choice2~0_172} AuxVars[|v_P0_#t~ite10_106|, |v_P0_#t~mem6_107|, |v_P0_#t~mem9_105|] AssignedVars[~x$w_buff0~0, ~x$r_buff0_thd1~0, P1Thread1of1ForFork0_~arg#1.base, ~x$flush_delayed~0, ~x$r_buff1_thd3~0, ~x$r_buff1_thd1~0, P0Thread1of1ForFork2_#t~mem8, ~x$mem_tmp~0, P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1, P0Thread1of1ForFork2_#t~mem9, P0Thread1of1ForFork2_#t~mem6, P0Thread1of1ForFork2_#t~mem5, ~__unbuffered_p0_EAX~0, P0Thread1of1ForFork2_#t~ite10, P1Thread1of1ForFork0___VERIFIER_assert_~expression#1, P1Thread1of1ForFork0_~arg#1.offset, ~x$w_buff1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd2~0, ~x$r_buff0_thd2~0, ~x$r_buff1_thd0~0, ~x$w_buff0_used~0, ~weak$$choice0~0, P0Thread1of1ForFork2_#t~ite7, #memory_int, ~weak$$choice2~0, P0Thread1of1ForFork2_#t~nondet4, P0Thread1of1ForFork2_#t~nondet3] and [701] L835-->L842: Formula: (let ((.cse7 (= (mod v_~x$r_buff0_thd3~0_78 256) 0))) (let ((.cse11 (not (= (mod v_~x$w_buff0_used~0_217 256) 0))) (.cse6 (not .cse7)) (.cse8 (= (mod v_~x$w_buff0_used~0_218 256) 0)) (.cse10 (= 0 (mod v_~x$r_buff1_thd3~0_74 256))) (.cse9 (= (mod v_~x$w_buff1_used~0_204 256) 0))) (let ((.cse2 (not .cse9)) (.cse3 (select |v_#memory_int_219| |v_~#x~0.base_148|)) (.cse1 (not .cse10)) (.cse4 (not .cse8)) (.cse0 (and .cse11 .cse6))) (and (= v_~x$w_buff1_used~0_203 (ite (or .cse0 (and .cse1 .cse2)) 0 v_~x$w_buff1_used~0_204)) (= |v_#memory_int_218| (store |v_#memory_int_219| |v_~#x~0.base_148| (store .cse3 |v_~#x~0.offset_148| |v_P2_#t~ite32_27|))) (let ((.cse5 (= |v_P2_#t~mem30_30| |v_P2Thread1of1ForFork1_#t~mem30_1|))) (or (and (= |v_P2_#t~ite32_27| v_~x$w_buff0~0_98) .cse4 .cse5 (= |v_P2_#t~ite31_27| |v_P2Thread1of1ForFork1_#t~ite31_1|) .cse6) (and (= |v_P2_#t~ite31_27| |v_P2_#t~ite32_27|) (or .cse7 .cse8) (or (and .cse5 (= |v_P2_#t~ite31_27| v_~x$w_buff1~0_101) .cse1 .cse2) (and (= |v_P2_#t~ite31_27| |v_P2_#t~mem30_30|) (= (select .cse3 |v_~#x~0.offset_148|) |v_P2_#t~mem30_30|) (or .cse9 .cse10)))))) (= v_~x$r_buff1_thd3~0_73 (ite (or (and (not (= (mod v_~x$r_buff0_thd3~0_77 256) 0)) .cse11) (and .cse1 (not (= (mod v_~x$w_buff1_used~0_203 256) 0)))) 0 v_~x$r_buff1_thd3~0_74)) (= (ite (and .cse4 .cse6) 0 v_~x$w_buff0_used~0_218) v_~x$w_buff0_used~0_217) (= (ite .cse0 0 v_~x$r_buff0_thd3~0_78) v_~x$r_buff0_thd3~0_77))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_98, ~#x~0.offset=|v_~#x~0.offset_148|, P2Thread1of1ForFork1_#t~ite31=|v_P2Thread1of1ForFork1_#t~ite31_1|, ~x$w_buff1~0=v_~x$w_buff1~0_101, #memory_int=|v_#memory_int_219|, ~#x~0.base=|v_~#x~0.base_148|, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_74, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_204, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_78, P2Thread1of1ForFork1_#t~mem30=|v_P2Thread1of1ForFork1_#t~mem30_1|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_218} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_98, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~#x~0.offset=|v_~#x~0.offset_148|, ~x$w_buff1~0=v_~x$w_buff1~0_101, #memory_int=|v_#memory_int_218|, ~#x~0.base=|v_~#x~0.base_148|, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_73, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_203, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_77, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_217} AuxVars[|v_P2_#t~ite31_27|, |v_P2_#t~mem30_30|, |v_P2_#t~ite32_27|] AssignedVars[P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite31, #memory_int, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, P2Thread1of1ForFork1_#t~mem30, ~x$w_buff0_used~0] [2022-12-13 09:36:52,357 ERROR L112 fgCompositionFactory]: Composing non-subsequent actions: [736] $Ultimate##0-->L760: Formula: (and (= v_P0Thread1of1ForFork2_~arg.offset_5 |v_P0Thread1of1ForFork2_#in~arg.offset_5|) (= v_P0Thread1of1ForFork2_~arg.base_5 |v_P0Thread1of1ForFork2_#in~arg.base_5|) (= v_~y~0_14 2)) InVars {P0Thread1of1ForFork2_#in~arg.offset=|v_P0Thread1of1ForFork2_#in~arg.offset_5|, P0Thread1of1ForFork2_#in~arg.base=|v_P0Thread1of1ForFork2_#in~arg.base_5|} OutVars{P0Thread1of1ForFork2_#in~arg.offset=|v_P0Thread1of1ForFork2_#in~arg.offset_5|, P0Thread1of1ForFork2_~arg.offset=v_P0Thread1of1ForFork2_~arg.offset_5, P0Thread1of1ForFork2_#in~arg.base=|v_P0Thread1of1ForFork2_#in~arg.base_5|, ~y~0=v_~y~0_14, P0Thread1of1ForFork2_~arg.base=v_P0Thread1of1ForFork2_~arg.base_5} AuxVars[] AssignedVars[P0Thread1of1ForFork2_~arg.offset, ~y~0, P0Thread1of1ForFork2_~arg.base] and [888] $Ultimate##0-->L842: Formula: (let ((.cse16 (= (mod v_~x$w_buff0_used~0_632 256) 0)) (.cse2 (= (mod v_~x$r_buff0_thd1~0_262 256) 0)) (.cse14 (= (mod v_~weak$$choice2~0_180 256) 0))) (let ((.cse1 (not .cse14)) (.cse17 (and .cse16 .cse2)) (.cse5 (not .cse2))) (let ((.cse10 (ite .cse1 1 (ite (or .cse2 .cse17) 1 (ite .cse5 0 1))))) (let ((.cse15 (= (mod v_~x$r_buff0_thd3~0_243 256) 0)) (.cse4 (= (mod .cse10 256) 0))) (let ((.cse12 (ite .cse1 v_~x$w_buff0_used~0_632 (ite (or .cse2 .cse4 .cse17) v_~x$w_buff0_used~0_632 0))) (.cse8 (not (= (mod v_~x$w_buff0_used~0_630 256) 0))) (.cse9 (not .cse15)) (.cse0 (select |v_#memory_int_686| |v_~#x~0.base_330|))) (let ((.cse7 (select .cse0 |v_~#x~0.offset_330|)) (.cse11 (and .cse8 .cse9)) (.cse3 (= (mod .cse12 256) 0)) (.cse6 (not .cse4))) (and (= v_~x$r_buff0_thd0~0_200 v_~x$r_buff1_thd0~0_196) (not (= |v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_54| 0)) (= (store |v_#memory_int_686| |v_~#x~0.base_330| (store .cse0 |v_~#x~0.offset_330| |v_P2_#t~ite32_53|)) |v_#memory_int_684|) (= v_~x$r_buff0_thd1~0_261 (ite .cse1 v_~x$r_buff0_thd1~0_262 (ite (or .cse2 (and .cse2 .cse3) .cse4) v_~x$r_buff0_thd1~0_262 (ite (and .cse5 .cse6) 0 v_~x$r_buff0_thd1~0_262)))) (or (and (= v_~__unbuffered_p0_EAX~0_185 (ite .cse5 1 v_~x$w_buff0~0_437)) (= |v_P0Thread1of1ForFork2_#t~mem6_162| |v_P0_#t~mem6_121|) .cse5) (and .cse2 (= .cse7 |v_P0_#t~mem6_121|) (= v_~__unbuffered_p0_EAX~0_185 |v_P0_#t~mem6_121|))) (= (ite (or (and .cse8 (not (= (mod v_~x$r_buff0_thd3~0_242 256) 0))) (and (not (= (mod v_~x$w_buff1_used~0_571 256) 0)) .cse9)) 0 v_~x$r_buff0_thd3~0_243) v_~x$r_buff1_thd3~0_230) (= v_~x$w_buff0~0_436 1) (= (ite (and .cse6 .cse9) 0 .cse10) v_~x$w_buff0_used~0_630) (= .cse7 v_~x$mem_tmp~0_140) (= v_~x$r_buff0_thd2~0_214 v_~x$r_buff1_thd2~0_153) (= |v_P1Thread1of1ForFork0_#in~arg#1.offset_52| |v_P1Thread1of1ForFork0_~arg#1.offset_52|) (= (ite (or .cse11 (and (not .cse3) .cse9)) 0 .cse12) v_~x$w_buff1_used~0_571) (= v_~weak$$choice0~0_188 |v_P0Thread1of1ForFork2_#t~nondet3_162|) (= (ite .cse11 0 v_~x$r_buff0_thd3~0_243) v_~x$r_buff0_thd3~0_242) (= v_~weak$$choice2~0_180 |v_P0Thread1of1ForFork2_#t~nondet4_162|) (= v_~x$w_buff0~0_437 v_~x$w_buff1~0_383) (= |v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_54| |v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_54|) (= (ite .cse1 v_~x$r_buff0_thd1~0_262 (ite (let ((.cse13 (= (mod v_~x$r_buff0_thd1~0_261 256) 0))) (or (and .cse2 .cse13) .cse4 (and .cse13 .cse3))) v_~x$r_buff0_thd1~0_262 0)) v_~x$r_buff1_thd1~0_267) (or (and (= |v_P0_#t~ite10_120| v_~x$mem_tmp~0_140) (= |v_P0Thread1of1ForFork2_#t~mem9_162| |v_P0_#t~mem9_119|) .cse1) (and (= |v_P0_#t~ite10_120| |v_P0_#t~mem9_119|) .cse14 (= v_~__unbuffered_p0_EAX~0_185 |v_P0_#t~mem9_119|))) (or (and (or .cse15 .cse4) (= |v_P0_#t~ite10_120| |v_P2_#t~mem30_56|) (= |v_P2_#t~ite31_53| |v_P2_#t~mem30_56|) (= |v_P2_#t~ite31_53| |v_P2_#t~ite32_53|)) (and (= |v_P2_#t~ite32_53| v_~x$w_buff0~0_436) (= |v_P2_#t~ite31_53| |v_P2Thread1of1ForFork1_#t~ite31_46|) (= |v_P2Thread1of1ForFork1_#t~mem30_46| |v_P2_#t~mem30_56|) .cse6 .cse9)) (= v_~x$flush_delayed~0_166 0) (= v_~x$r_buff0_thd2~0_213 1) (= (ite .cse16 1 0) |v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_54|) (= |v_P1Thread1of1ForFork0_~arg#1.base_52| |v_P1Thread1of1ForFork0_#in~arg#1.base_52|)))))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_437, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_200, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_262, ~#x~0.offset=|v_~#x~0.offset_330|, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_243, P0Thread1of1ForFork2_#t~mem9=|v_P0Thread1of1ForFork2_#t~mem9_162|, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_214, P0Thread1of1ForFork2_#t~mem6=|v_P0Thread1of1ForFork2_#t~mem6_162|, P1Thread1of1ForFork0_#in~arg#1.base=|v_P1Thread1of1ForFork0_#in~arg#1.base_52|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_632, P1Thread1of1ForFork0_#in~arg#1.offset=|v_P1Thread1of1ForFork0_#in~arg#1.offset_52|, P2Thread1of1ForFork1_#t~ite31=|v_P2Thread1of1ForFork1_#t~ite31_46|, #memory_int=|v_#memory_int_686|, ~#x~0.base=|v_~#x~0.base_330|, P2Thread1of1ForFork1_#t~mem30=|v_P2Thread1of1ForFork1_#t~mem30_46|, P0Thread1of1ForFork2_#t~nondet4=|v_P0Thread1of1ForFork2_#t~nondet4_162|, P0Thread1of1ForFork2_#t~nondet3=|v_P0Thread1of1ForFork2_#t~nondet3_162|} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_436, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_261, P1Thread1of1ForFork0_~arg#1.base=|v_P1Thread1of1ForFork0_~arg#1.base_52|, ~x$flush_delayed~0=v_~x$flush_delayed~0_166, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_230, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_267, P0Thread1of1ForFork2_#t~mem8=|v_P0Thread1of1ForFork2_#t~mem8_83|, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_242, ~x$mem_tmp~0=v_~x$mem_tmp~0_140, P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1=|v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_54|, P1Thread1of1ForFork0_#in~arg#1.base=|v_P1Thread1of1ForFork0_#in~arg#1.base_52|, P0Thread1of1ForFork2_#t~mem5=|v_P0Thread1of1ForFork2_#t~mem5_83|, P1Thread1of1ForFork0_#in~arg#1.offset=|v_P1Thread1of1ForFork0_#in~arg#1.offset_52|, ~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_185, P0Thread1of1ForFork2_#t~ite10=|v_P0Thread1of1ForFork2_#t~ite10_83|, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_200, P1Thread1of1ForFork0___VERIFIER_assert_~expression#1=|v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_54|, P1Thread1of1ForFork0_~arg#1.offset=|v_P1Thread1of1ForFork0_~arg#1.offset_52|, ~#x~0.offset=|v_~#x~0.offset_330|, ~x$w_buff1~0=v_~x$w_buff1~0_383, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_571, ~x$r_buff1_thd2~0=v_~x$r_buff1_thd2~0_153, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_213, ~x$r_buff1_thd0~0=v_~x$r_buff1_thd0~0_196, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_630, ~weak$$choice0~0=v_~weak$$choice0~0_188, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_25|, P0Thread1of1ForFork2_#t~ite7=|v_P0Thread1of1ForFork2_#t~ite7_83|, #memory_int=|v_#memory_int_684|, ~#x~0.base=|v_~#x~0.base_330|, ~weak$$choice2~0=v_~weak$$choice2~0_180} AuxVars[|v_P2_#t~ite31_53|, |v_P2_#t~ite32_53|, |v_P2_#t~mem30_56|, |v_P0_#t~ite10_120|, |v_P0_#t~mem6_121|, |v_P0_#t~mem9_119|] AssignedVars[~x$w_buff0~0, ~x$r_buff0_thd1~0, P1Thread1of1ForFork0_~arg#1.base, ~x$flush_delayed~0, ~x$r_buff1_thd3~0, ~x$r_buff1_thd1~0, P0Thread1of1ForFork2_#t~mem8, ~x$r_buff0_thd3~0, ~x$mem_tmp~0, P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1, P0Thread1of1ForFork2_#t~mem9, P0Thread1of1ForFork2_#t~mem6, P0Thread1of1ForFork2_#t~mem5, ~__unbuffered_p0_EAX~0, P2Thread1of1ForFork1_#t~mem30, P0Thread1of1ForFork2_#t~ite10, P1Thread1of1ForFork0___VERIFIER_assert_~expression#1, P1Thread1of1ForFork0_~arg#1.offset, ~x$w_buff1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd2~0, ~x$r_buff0_thd2~0, ~x$r_buff1_thd0~0, ~x$w_buff0_used~0, ~weak$$choice0~0, P2Thread1of1ForFork1_#t~ite32, P0Thread1of1ForFork2_#t~ite7, P2Thread1of1ForFork1_#t~ite31, #memory_int, ~weak$$choice2~0, P0Thread1of1ForFork2_#t~nondet4, P0Thread1of1ForFork2_#t~nondet3] [2022-12-13 09:36:53,862 ERROR L112 fgCompositionFactory]: Composing non-subsequent actions: [736] $Ultimate##0-->L760: Formula: (and (= v_P0Thread1of1ForFork2_~arg.offset_5 |v_P0Thread1of1ForFork2_#in~arg.offset_5|) (= v_P0Thread1of1ForFork2_~arg.base_5 |v_P0Thread1of1ForFork2_#in~arg.base_5|) (= v_~y~0_14 2)) InVars {P0Thread1of1ForFork2_#in~arg.offset=|v_P0Thread1of1ForFork2_#in~arg.offset_5|, P0Thread1of1ForFork2_#in~arg.base=|v_P0Thread1of1ForFork2_#in~arg.base_5|} OutVars{P0Thread1of1ForFork2_#in~arg.offset=|v_P0Thread1of1ForFork2_#in~arg.offset_5|, P0Thread1of1ForFork2_~arg.offset=v_P0Thread1of1ForFork2_~arg.offset_5, P0Thread1of1ForFork2_#in~arg.base=|v_P0Thread1of1ForFork2_#in~arg.base_5|, ~y~0=v_~y~0_14, P0Thread1of1ForFork2_~arg.base=v_P0Thread1of1ForFork2_~arg.base_5} AuxVars[] AssignedVars[P0Thread1of1ForFork2_~arg.offset, ~y~0, P0Thread1of1ForFork2_~arg.base] and [886] $Ultimate##0-->L806: Formula: (let ((.cse14 (= (mod v_~x$w_buff0_used~0_618 256) 0)) (.cse3 (= (mod v_~x$r_buff0_thd1~0_256 256) 0)) (.cse7 (= (mod v_~weak$$choice2~0_178 256) 0))) (let ((.cse8 (not .cse7)) (.cse15 (and .cse14 .cse3)) (.cse4 (not .cse3))) (let ((.cse11 (ite .cse8 1 (ite (or .cse15 .cse3) 1 (ite .cse4 0 1))))) (let ((.cse1 (= (mod .cse11 256) 0))) (let ((.cse10 (ite .cse8 v_~x$w_buff0_used~0_618 (ite (or .cse15 .cse1 .cse3) v_~x$w_buff0_used~0_618 0))) (.cse12 (select |v_#memory_int_670| |v_~#x~0.base_324|))) (let ((.cse6 (not (= (mod v_~x$r_buff0_thd2~0_201 256) 0))) (.cse5 (not (= (mod v_~x$w_buff0_used~0_616 256) 0))) (.cse2 (select .cse12 |v_~#x~0.offset_324|)) (.cse0 (not .cse1)) (.cse9 (= (mod .cse10 256) 0))) (and (= |v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_50| |v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_50|) (= v_~x$w_buff0~0_426 1) (or (and (= |v_P1_#t~mem11#1_59| |v_P1Thread1of1ForFork0_#t~mem11#1_46|) .cse0 (= v_~x$w_buff0~0_426 |v_P1_#t~ite13#1_46|) (= |v_P1Thread1of1ForFork0_#t~ite12#1_46| |v_P1_#t~ite12#1_56|)) (and .cse1 (= |v_P1_#t~mem11#1_59| |v_P1_#t~ite12#1_56|) (= |v_P1_#t~ite12#1_56| |v_P1_#t~ite13#1_46|) (= |v_P1_#t~mem11#1_59| |v_P0_#t~ite10_117|))) (or (and (= v_~__unbuffered_p0_EAX~0_181 |v_P0_#t~mem6_118|) (= .cse2 |v_P0_#t~mem6_118|) .cse3) (and (= (ite .cse4 1 v_~x$w_buff0~0_427) v_~__unbuffered_p0_EAX~0_181) .cse4 (= |v_P0Thread1of1ForFork2_#t~mem6_158| |v_P0_#t~mem6_118|))) (= |v_P1Thread1of1ForFork0_#in~arg#1.offset_48| |v_P1Thread1of1ForFork0_~arg#1.offset_48|) (= v_~weak$$choice2~0_178 |v_P0Thread1of1ForFork2_#t~nondet4_158|) (= (ite (or (and .cse5 (not (= (mod v_~x$r_buff0_thd2~0_199 256) 0))) (and .cse6 (not (= (mod v_~x$w_buff1_used~0_561 256) 0)))) 0 v_~x$r_buff0_thd2~0_201) v_~x$r_buff1_thd2~0_143) (or (and (= v_~__unbuffered_p0_EAX~0_181 |v_P0_#t~mem9_116|) .cse7 (= |v_P0_#t~ite10_117| |v_P0_#t~mem9_116|)) (and .cse8 (= |v_P0Thread1of1ForFork2_#t~mem9_158| |v_P0_#t~mem9_116|) (= |v_P0_#t~ite10_117| v_~x$mem_tmp~0_138))) (= v_~x$flush_delayed~0_164 0) (= v_~x$r_buff0_thd0~0_194 v_~x$r_buff1_thd0~0_192) (= v_~x$w_buff1_used~0_561 (ite (or .cse5 (and .cse6 (not .cse9))) 0 .cse10)) (= (ite .cse5 0 1) v_~x$r_buff0_thd2~0_199) (= .cse2 v_~x$mem_tmp~0_138) (= (ite .cse0 0 .cse11) v_~x$w_buff0_used~0_616) (= |v_#memory_int_668| (store |v_#memory_int_670| |v_~#x~0.base_324| (store .cse12 |v_~#x~0.offset_324| |v_P1_#t~ite13#1_46|))) (= v_~x$w_buff0~0_427 v_~x$w_buff1~0_377) (= |v_P1Thread1of1ForFork0_~arg#1.base_48| |v_P1Thread1of1ForFork0_#in~arg#1.base_48|) (= v_~x$r_buff0_thd1~0_255 (ite .cse8 v_~x$r_buff0_thd1~0_256 (ite (or .cse1 (and .cse9 .cse3) .cse3) v_~x$r_buff0_thd1~0_256 (ite (and .cse0 .cse4) 0 v_~x$r_buff0_thd1~0_256)))) (= v_~weak$$choice0~0_186 |v_P0Thread1of1ForFork2_#t~nondet3_158|) (= v_~x$r_buff0_thd3~0_238 v_~x$r_buff1_thd3~0_226) (not (= |v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_50| 0)) (= v_~x$r_buff1_thd1~0_263 (ite .cse8 v_~x$r_buff0_thd1~0_256 (ite (let ((.cse13 (= (mod v_~x$r_buff0_thd1~0_255 256) 0))) (or .cse1 (and .cse13 .cse3) (and .cse9 .cse13))) v_~x$r_buff0_thd1~0_256 0))) (= (ite .cse14 1 0) |v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_50|)))))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_427, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_194, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_256, ~#x~0.offset=|v_~#x~0.offset_324|, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_238, P0Thread1of1ForFork2_#t~mem9=|v_P0Thread1of1ForFork2_#t~mem9_158|, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_201, P0Thread1of1ForFork2_#t~mem6=|v_P0Thread1of1ForFork2_#t~mem6_158|, P1Thread1of1ForFork0_#in~arg#1.base=|v_P1Thread1of1ForFork0_#in~arg#1.base_48|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_618, P1Thread1of1ForFork0_#in~arg#1.offset=|v_P1Thread1of1ForFork0_#in~arg#1.offset_48|, #memory_int=|v_#memory_int_670|, ~#x~0.base=|v_~#x~0.base_324|, P0Thread1of1ForFork2_#t~nondet4=|v_P0Thread1of1ForFork2_#t~nondet4_158|, P1Thread1of1ForFork0_#t~mem11#1=|v_P1Thread1of1ForFork0_#t~mem11#1_46|, P0Thread1of1ForFork2_#t~nondet3=|v_P0Thread1of1ForFork2_#t~nondet3_158|, P1Thread1of1ForFork0_#t~ite12#1=|v_P1Thread1of1ForFork0_#t~ite12#1_46|} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_426, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_255, P1Thread1of1ForFork0_~arg#1.base=|v_P1Thread1of1ForFork0_~arg#1.base_48|, ~x$flush_delayed~0=v_~x$flush_delayed~0_164, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_226, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_263, P0Thread1of1ForFork2_#t~mem8=|v_P0Thread1of1ForFork2_#t~mem8_81|, ~x$mem_tmp~0=v_~x$mem_tmp~0_138, P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1=|v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_50|, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_238, P1Thread1of1ForFork0_#t~ite13#1=|v_P1Thread1of1ForFork0_#t~ite13#1_25|, P1Thread1of1ForFork0_#in~arg#1.base=|v_P1Thread1of1ForFork0_#in~arg#1.base_48|, P0Thread1of1ForFork2_#t~mem5=|v_P0Thread1of1ForFork2_#t~mem5_81|, P1Thread1of1ForFork0_#in~arg#1.offset=|v_P1Thread1of1ForFork0_#in~arg#1.offset_48|, ~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_181, P0Thread1of1ForFork2_#t~ite10=|v_P0Thread1of1ForFork2_#t~ite10_81|, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_194, P1Thread1of1ForFork0___VERIFIER_assert_~expression#1=|v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_50|, P1Thread1of1ForFork0_~arg#1.offset=|v_P1Thread1of1ForFork0_~arg#1.offset_48|, ~#x~0.offset=|v_~#x~0.offset_324|, ~x$w_buff1~0=v_~x$w_buff1~0_377, ~x$r_buff1_thd2~0=v_~x$r_buff1_thd2~0_143, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_561, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_199, ~x$r_buff1_thd0~0=v_~x$r_buff1_thd0~0_192, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_616, ~weak$$choice0~0=v_~weak$$choice0~0_186, P0Thread1of1ForFork2_#t~ite7=|v_P0Thread1of1ForFork2_#t~ite7_81|, #memory_int=|v_#memory_int_668|, ~#x~0.base=|v_~#x~0.base_324|, ~weak$$choice2~0=v_~weak$$choice2~0_178} AuxVars[|v_P1_#t~ite12#1_56|, |v_P0_#t~ite10_117|, |v_P0_#t~mem6_118|, |v_P0_#t~mem9_116|, |v_P1_#t~ite13#1_46|, |v_P1_#t~mem11#1_59|] AssignedVars[~x$w_buff0~0, ~x$r_buff0_thd1~0, P1Thread1of1ForFork0_~arg#1.base, ~x$flush_delayed~0, ~x$r_buff1_thd3~0, ~x$r_buff1_thd1~0, P0Thread1of1ForFork2_#t~mem8, ~x$mem_tmp~0, P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1, P0Thread1of1ForFork2_#t~mem9, P0Thread1of1ForFork2_#t~mem6, P1Thread1of1ForFork0_#t~ite13#1, P0Thread1of1ForFork2_#t~mem5, ~__unbuffered_p0_EAX~0, P0Thread1of1ForFork2_#t~ite10, P1Thread1of1ForFork0___VERIFIER_assert_~expression#1, P1Thread1of1ForFork0_~arg#1.offset, ~x$w_buff1~0, ~x$r_buff1_thd2~0, ~x$w_buff1_used~0, ~x$r_buff0_thd2~0, ~x$r_buff1_thd0~0, ~x$w_buff0_used~0, ~weak$$choice0~0, P0Thread1of1ForFork2_#t~ite7, #memory_int, ~weak$$choice2~0, P0Thread1of1ForFork2_#t~nondet4, P1Thread1of1ForFork0_#t~mem11#1, P0Thread1of1ForFork2_#t~nondet3, P1Thread1of1ForFork0_#t~ite12#1] [2022-12-13 09:36:54,505 ERROR L112 fgCompositionFactory]: Composing non-subsequent actions: [736] $Ultimate##0-->L760: Formula: (and (= v_P0Thread1of1ForFork2_~arg.offset_5 |v_P0Thread1of1ForFork2_#in~arg.offset_5|) (= v_P0Thread1of1ForFork2_~arg.base_5 |v_P0Thread1of1ForFork2_#in~arg.base_5|) (= v_~y~0_14 2)) InVars {P0Thread1of1ForFork2_#in~arg.offset=|v_P0Thread1of1ForFork2_#in~arg.offset_5|, P0Thread1of1ForFork2_#in~arg.base=|v_P0Thread1of1ForFork2_#in~arg.base_5|} OutVars{P0Thread1of1ForFork2_#in~arg.offset=|v_P0Thread1of1ForFork2_#in~arg.offset_5|, P0Thread1of1ForFork2_~arg.offset=v_P0Thread1of1ForFork2_~arg.offset_5, P0Thread1of1ForFork2_#in~arg.base=|v_P0Thread1of1ForFork2_#in~arg.base_5|, ~y~0=v_~y~0_14, P0Thread1of1ForFork2_~arg.base=v_P0Thread1of1ForFork2_~arg.base_5} AuxVars[] AssignedVars[P0Thread1of1ForFork2_~arg.offset, ~y~0, P0Thread1of1ForFork2_~arg.base] and [871] $Ultimate##0-->L778: Formula: (let ((.cse1 (= (mod v_~weak$$choice2~0_172 256) 0)) (.cse9 (= (mod v_~x$w_buff0_used~0_542 256) 0)) (.cse0 (select |v_#memory_int_595| |v_~#x~0.base_292|)) (.cse4 (= (mod v_~x$r_buff0_thd1~0_226 256) 0))) (let ((.cse5 (not .cse4)) (.cse8 (select .cse0 |v_~#x~0.offset_292|)) (.cse3 (and .cse4 .cse9)) (.cse2 (not .cse1)) (.cse6 (= (mod v_~x$w_buff1_used~0_509 256) 0)) (.cse7 (= (mod v_~x$w_buff0_used~0_540 256) 0))) (and (= v_~x$w_buff0~0_368 v_~x$w_buff1~0_341) (= v_~x$r_buff0_thd0~0_136 v_~x$r_buff1_thd0~0_154) (= v_~x$w_buff0~0_366 1) (= v_~x$r_buff0_thd2~0_143 1) (= (store |v_#memory_int_595| |v_~#x~0.base_292| (store .cse0 |v_~#x~0.offset_292| |v_P0_#t~ite10_106|)) |v_#memory_int_594|) (or (and (= v_~__unbuffered_p0_EAX~0_167 |v_P0_#t~mem9_105|) .cse1 (= |v_P0_#t~ite10_106| |v_P0_#t~mem9_105|)) (and (= |v_P0Thread1of1ForFork2_#t~mem9_146| |v_P0_#t~mem9_105|) .cse2 (= |v_P0_#t~ite10_106| v_~x$mem_tmp~0_132))) (= (ite .cse2 1 (ite (or .cse3 .cse4) 1 (ite .cse5 0 1))) v_~x$w_buff0_used~0_540) (= v_~x$r_buff0_thd1~0_225 (ite .cse2 v_~x$r_buff0_thd1~0_226 (ite (or (and .cse4 .cse6) .cse4 .cse7) v_~x$r_buff0_thd1~0_226 (ite (and .cse5 (not .cse7)) 0 v_~x$r_buff0_thd1~0_226)))) (or (and .cse5 (= |v_P0Thread1of1ForFork2_#t~mem6_146| |v_P0_#t~mem6_107|) (= (ite .cse5 1 v_~x$w_buff0~0_368) v_~__unbuffered_p0_EAX~0_167)) (and (= |v_P0_#t~mem6_107| .cse8) .cse4 (= v_~__unbuffered_p0_EAX~0_167 |v_P0_#t~mem6_107|))) (= v_~weak$$choice0~0_180 |v_P0Thread1of1ForFork2_#t~nondet3_146|) (= |v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_26| |v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_26|) (= v_~weak$$choice2~0_172 |v_P0Thread1of1ForFork2_#t~nondet4_146|) (= .cse8 v_~x$mem_tmp~0_132) (= v_~x$r_buff0_thd2~0_144 v_~x$r_buff1_thd2~0_111) (= (ite .cse2 v_~x$w_buff0_used~0_542 (ite (or .cse3 .cse4 .cse7) v_~x$w_buff0_used~0_542 0)) v_~x$w_buff1_used~0_509) (= (ite .cse9 1 0) |v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_26|) (= |v_P1Thread1of1ForFork0_#in~arg#1.offset_24| |v_P1Thread1of1ForFork0_~arg#1.offset_24|) (= |v_P1Thread1of1ForFork0_~arg#1.base_24| |v_P1Thread1of1ForFork0_#in~arg#1.base_24|) (not (= |v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_26| 0)) (= v_~x$flush_delayed~0_158 0) (= v_~x$r_buff0_thd3~0_206 v_~x$r_buff1_thd3~0_200) (= v_~x$r_buff1_thd1~0_235 (ite .cse2 v_~x$r_buff0_thd1~0_226 (ite (let ((.cse10 (= (mod v_~x$r_buff0_thd1~0_225 256) 0))) (or (and .cse10 .cse4) (and .cse10 .cse6) .cse7)) v_~x$r_buff0_thd1~0_226 0)))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_368, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_136, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_226, ~#x~0.offset=|v_~#x~0.offset_292|, P0Thread1of1ForFork2_#t~mem9=|v_P0Thread1of1ForFork2_#t~mem9_146|, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_206, P0Thread1of1ForFork2_#t~mem6=|v_P0Thread1of1ForFork2_#t~mem6_146|, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_144, P1Thread1of1ForFork0_#in~arg#1.base=|v_P1Thread1of1ForFork0_#in~arg#1.base_24|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_542, P1Thread1of1ForFork0_#in~arg#1.offset=|v_P1Thread1of1ForFork0_#in~arg#1.offset_24|, #memory_int=|v_#memory_int_595|, ~#x~0.base=|v_~#x~0.base_292|, P0Thread1of1ForFork2_#t~nondet4=|v_P0Thread1of1ForFork2_#t~nondet4_146|, P0Thread1of1ForFork2_#t~nondet3=|v_P0Thread1of1ForFork2_#t~nondet3_146|} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_366, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_225, P1Thread1of1ForFork0_~arg#1.base=|v_P1Thread1of1ForFork0_~arg#1.base_24|, ~x$flush_delayed~0=v_~x$flush_delayed~0_158, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_200, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_235, P0Thread1of1ForFork2_#t~mem8=|v_P0Thread1of1ForFork2_#t~mem8_75|, ~x$mem_tmp~0=v_~x$mem_tmp~0_132, P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1=|v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_26|, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_206, P1Thread1of1ForFork0_#in~arg#1.base=|v_P1Thread1of1ForFork0_#in~arg#1.base_24|, P0Thread1of1ForFork2_#t~mem5=|v_P0Thread1of1ForFork2_#t~mem5_75|, P1Thread1of1ForFork0_#in~arg#1.offset=|v_P1Thread1of1ForFork0_#in~arg#1.offset_24|, ~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_167, P0Thread1of1ForFork2_#t~ite10=|v_P0Thread1of1ForFork2_#t~ite10_75|, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_136, P1Thread1of1ForFork0___VERIFIER_assert_~expression#1=|v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_26|, P1Thread1of1ForFork0_~arg#1.offset=|v_P1Thread1of1ForFork0_~arg#1.offset_24|, ~#x~0.offset=|v_~#x~0.offset_292|, ~x$w_buff1~0=v_~x$w_buff1~0_341, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_509, ~x$r_buff1_thd2~0=v_~x$r_buff1_thd2~0_111, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_143, ~x$r_buff1_thd0~0=v_~x$r_buff1_thd0~0_154, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_540, ~weak$$choice0~0=v_~weak$$choice0~0_180, P0Thread1of1ForFork2_#t~ite7=|v_P0Thread1of1ForFork2_#t~ite7_75|, #memory_int=|v_#memory_int_594|, ~#x~0.base=|v_~#x~0.base_292|, ~weak$$choice2~0=v_~weak$$choice2~0_172} AuxVars[|v_P0_#t~ite10_106|, |v_P0_#t~mem6_107|, |v_P0_#t~mem9_105|] AssignedVars[~x$w_buff0~0, ~x$r_buff0_thd1~0, P1Thread1of1ForFork0_~arg#1.base, ~x$flush_delayed~0, ~x$r_buff1_thd3~0, ~x$r_buff1_thd1~0, P0Thread1of1ForFork2_#t~mem8, ~x$mem_tmp~0, P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1, P0Thread1of1ForFork2_#t~mem9, P0Thread1of1ForFork2_#t~mem6, P0Thread1of1ForFork2_#t~mem5, ~__unbuffered_p0_EAX~0, P0Thread1of1ForFork2_#t~ite10, P1Thread1of1ForFork0___VERIFIER_assert_~expression#1, P1Thread1of1ForFork0_~arg#1.offset, ~x$w_buff1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd2~0, ~x$r_buff0_thd2~0, ~x$r_buff1_thd0~0, ~x$w_buff0_used~0, ~weak$$choice0~0, P0Thread1of1ForFork2_#t~ite7, #memory_int, ~weak$$choice2~0, P0Thread1of1ForFork2_#t~nondet4, P0Thread1of1ForFork2_#t~nondet3] [2022-12-13 09:36:55,248 ERROR L112 fgCompositionFactory]: Composing non-subsequent actions: [893] $Ultimate##0-->L835: Formula: (let ((.cse11 (= 0 (mod v_~x$w_buff0_used~0_652 256))) (.cse6 (= (mod v_~x$r_buff0_thd3~0_247 256) 0)) (.cse1 (mod v_~x$w_buff0_used~0_653 256)) (.cse10 (mod v_~weak$$choice0~0_190 256))) (let ((.cse15 (select |v_#memory_int_707| |v_~#x~0.base_340|)) (.cse19 (= .cse10 0)) (.cse25 (= (mod v_~weak$$choice2~0_182 256) 0)) (.cse22 (= (mod v_~x$w_buff1_used~0_592 256) 0)) (.cse2 (= .cse1 0)) (.cse3 (not .cse6)) (.cse14 (not .cse11))) (let ((.cse12 (and .cse3 .cse14)) (.cse4 (not .cse2)) (.cse8 (= 0 (mod v_~weak$$choice1~0_211 256))) (.cse5 (not .cse22)) (.cse0 (not .cse25)) (.cse13 (not (= (mod v_~x$w_buff1_used~0_591 256) 0))) (.cse7 (= (mod v_~x$r_buff1_thd3~0_235 256) 0)) (.cse9 (not .cse19)) (.cse21 (select .cse15 |v_~#x~0.offset_340|))) (and (= v_~x$w_buff0_used~0_652 (ite (= (ite .cse0 .cse1 (ite .cse2 .cse1 (ite (and .cse3 .cse4) 0 (ite (and .cse5 .cse6 .cse4 .cse7) (ite (or .cse8 .cse9) 1 0) .cse10)))) 0) 0 1)) (= v_~weak$$choice2~0_182 |v_P2Thread1of1ForFork1_#t~nondet15_36|) (= v_~x$r_buff0_thd3~0_246 (ite .cse0 v_~x$r_buff0_thd3~0_247 (ite .cse11 v_~x$r_buff0_thd3~0_247 (ite .cse12 0 (ite (and .cse6 .cse13 .cse14 .cse7) v_~x$r_buff0_thd3~0_247 0))))) (= v_~x$w_buff1_used~0_591 (ite .cse0 v_~x$w_buff1_used~0_592 (ite .cse11 v_~x$w_buff1_used~0_592 (ite .cse12 0 (ite (and .cse5 .cse6 .cse14 .cse7) v_~weak$$choice0~0_190 0))))) (= v_P2Thread1of1ForFork1_~arg.offset_18 |v_P2Thread1of1ForFork1_#in~arg.offset_18|) (= |v_P2Thread1of1ForFork1_#t~nondet14_36| v_~weak$$choice0~0_190) (= |v_#memory_int_706| (store |v_#memory_int_707| |v_~#x~0.base_340| (store .cse15 |v_~#x~0.offset_340| |v_P2_#t~ite29_52|))) (= v_~__unbuffered_p2_EAX$read_delayed_var~0.base_157 |v_~#x~0.base_340|) (= v_~__unbuffered_p2_EAX$read_delayed~0_156 1) (let ((.cse16 (= |v_P2_#t~ite23_81| |v_P2Thread1of1ForFork1_#t~ite23_36|)) (.cse17 (= |v_P2Thread1of1ForFork1_#t~mem21_36| |v_P2_#t~mem21_90|)) (.cse18 (= |v_P2_#t~ite22_87| |v_P2Thread1of1ForFork1_#t~ite22_36|)) (.cse24 (= |v_P2_#t~ite24_73| |v_P2Thread1of1ForFork1_#t~ite24_36|)) (.cse23 (= |v_P2_#t~ite20_81| |v_P2Thread1of1ForFork1_#t~ite20_36|)) (.cse20 (= |v_P2Thread1of1ForFork1_#t~mem19_36| |v_P2_#t~mem19_84|))) (or (and (= |v_P2Thread1of1ForFork1_#t~mem18_36| |v_P2_#t~mem18_56|) .cse4 (or (and .cse6 (or (and .cse5 .cse16 .cse17 .cse7 .cse18 (= |v_P2_#t~ite20_81| |v_P2_#t~ite24_73|) (or (and .cse19 (= (ite (not .cse8) v_~x$w_buff0~0_449 v_~x$w_buff1~0_394) |v_P2_#t~ite20_81|) .cse20) (and .cse9 (= |v_P2_#t~mem19_84| .cse21) (= |v_P2_#t~ite20_81| |v_P2_#t~mem19_84|)))) (and (or (not .cse7) .cse22) (or (and .cse5 .cse17 .cse18 (= |v_P2_#t~ite23_81| (ite .cse9 v_~x$w_buff1~0_394 v_~x$w_buff0~0_449))) (and (or (and .cse9 .cse17 (= |v_P2_#t~ite22_87| v_~x$w_buff0~0_449)) (and .cse19 (= |v_P2_#t~ite22_87| |v_P2_#t~mem21_90|) (= |v_P2_#t~mem21_90| .cse21))) .cse22 (= |v_P2_#t~ite22_87| |v_P2_#t~ite23_81|))) (= |v_P2_#t~ite24_73| |v_P2_#t~ite23_81|) .cse23 .cse20)) (= |v_P2_#t~ite24_73| |v_P2_#t~ite25_63|)) (and (= |v_P2_#t~ite25_63| v_~x$w_buff0~0_449) .cse3 .cse16 .cse17 .cse18 .cse24 .cse23 .cse20)) (= |v_P2_#t~ite25_63| v_~__unbuffered_p2_EAX~0_294)) (and (= |v_P2_#t~mem18_56| v_~__unbuffered_p2_EAX~0_294) .cse2 (= |v_P2_#t~ite25_63| |v_P2Thread1of1ForFork1_#t~ite25_36|) .cse16 .cse17 .cse18 .cse24 (= |v_P2_#t~mem18_56| .cse21) .cse23 .cse20))) (= v_~y~0_146 1) (or (and .cse0 (= |v_P2_#t~ite29_52| v_~x$mem_tmp~0_142) (= |v_P2Thread1of1ForFork1_#t~mem28_36| |v_P2_#t~mem28_54|)) (and .cse25 (= |v_P2_#t~ite29_52| |v_P2_#t~mem28_54|) (= |v_P2_#t~mem28_54| v_~__unbuffered_p2_EAX~0_294))) (= (ite .cse0 v_~x$r_buff1_thd3~0_235 (ite .cse11 v_~x$r_buff1_thd3~0_235 (let ((.cse26 (= (mod v_~x$r_buff0_thd3~0_246 256) 0))) (ite (and (not .cse26) .cse14) 0 (ite (and .cse13 .cse14 .cse7 .cse26) (ite .cse9 v_~x$r_buff1_thd3~0_235 0) 0))))) v_~x$r_buff1_thd3~0_234) (= .cse21 v_~x$mem_tmp~0_142) (= v_~weak$$choice1~0_211 |v_P2Thread1of1ForFork1_#t~nondet17_36|) (= |v_~#x~0.offset_340| v_~__unbuffered_p2_EAX$read_delayed_var~0.offset_157) (= v_~x$flush_delayed~0_168 0) (= v_~x$w_buff0~0_448 v_~x$w_buff0~0_449) (= v_P2Thread1of1ForFork1_~arg.base_18 |v_P2Thread1of1ForFork1_#in~arg.base_18|) (= v_~x$w_buff1~0_394 v_~x$w_buff1~0_393))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_449, P2Thread1of1ForFork1_#in~arg.offset=|v_P2Thread1of1ForFork1_#in~arg.offset_18|, P2Thread1of1ForFork1_#t~mem19=|v_P2Thread1of1ForFork1_#t~mem19_36|, P2Thread1of1ForFork1_#t~mem18=|v_P2Thread1of1ForFork1_#t~mem18_36|, ~#x~0.offset=|v_~#x~0.offset_340|, P2Thread1of1ForFork1_#t~mem28=|v_P2Thread1of1ForFork1_#t~mem28_36|, ~x$w_buff1~0=v_~x$w_buff1~0_394, P2Thread1of1ForFork1_#t~nondet14=|v_P2Thread1of1ForFork1_#t~nondet14_36|, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_235, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_592, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_247, P2Thread1of1ForFork1_#t~nondet17=|v_P2Thread1of1ForFork1_#t~nondet17_36|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_653, P2Thread1of1ForFork1_#t~nondet15=|v_P2Thread1of1ForFork1_#t~nondet15_36|, P2Thread1of1ForFork1_#t~ite24=|v_P2Thread1of1ForFork1_#t~ite24_36|, P2Thread1of1ForFork1_#t~ite25=|v_P2Thread1of1ForFork1_#t~ite25_36|, P2Thread1of1ForFork1_#t~ite20=|v_P2Thread1of1ForFork1_#t~ite20_36|, P2Thread1of1ForFork1_#t~ite22=|v_P2Thread1of1ForFork1_#t~ite22_36|, P2Thread1of1ForFork1_#t~ite23=|v_P2Thread1of1ForFork1_#t~ite23_36|, #memory_int=|v_#memory_int_707|, ~#x~0.base=|v_~#x~0.base_340|, P2Thread1of1ForFork1_#t~mem21=|v_P2Thread1of1ForFork1_#t~mem21_36|, P2Thread1of1ForFork1_#in~arg.base=|v_P2Thread1of1ForFork1_#in~arg.base_18|} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_448, ~x$flush_delayed~0=v_~x$flush_delayed~0_168, ~__unbuffered_p2_EAX$read_delayed_var~0.offset=v_~__unbuffered_p2_EAX$read_delayed_var~0.offset_157, P2Thread1of1ForFork1_#t~mem16=|v_P2Thread1of1ForFork1_#t~mem16_20|, ~__unbuffered_p2_EAX$read_delayed_var~0.base=v_~__unbuffered_p2_EAX$read_delayed_var~0.base_157, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_234, ~x$mem_tmp~0=v_~x$mem_tmp~0_142, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_246, ~weak$$choice1~0=v_~weak$$choice1~0_211, P2Thread1of1ForFork1_#t~ite26=|v_P2Thread1of1ForFork1_#t~ite26_20|, P2Thread1of1ForFork1_~arg.base=v_P2Thread1of1ForFork1_~arg.base_18, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_294, ~y~0=v_~y~0_146, P2Thread1of1ForFork1_#t~ite29=|v_P2Thread1of1ForFork1_#t~ite29_20|, P2Thread1of1ForFork1_#in~arg.offset=|v_P2Thread1of1ForFork1_#in~arg.offset_18|, P2Thread1of1ForFork1_~arg.offset=v_P2Thread1of1ForFork1_~arg.offset_18, ~#x~0.offset=|v_~#x~0.offset_340|, P2Thread1of1ForFork1_#t~mem27=|v_P2Thread1of1ForFork1_#t~mem27_20|, ~x$w_buff1~0=v_~x$w_buff1~0_393, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_591, ~__unbuffered_p2_EAX$read_delayed~0=v_~__unbuffered_p2_EAX$read_delayed~0_156, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_652, ~weak$$choice0~0=v_~weak$$choice0~0_190, #memory_int=|v_#memory_int_706|, ~#x~0.base=|v_~#x~0.base_340|, P2Thread1of1ForFork1_#in~arg.base=|v_P2Thread1of1ForFork1_#in~arg.base_18|, ~weak$$choice2~0=v_~weak$$choice2~0_182} AuxVars[|v_P2_#t~mem19_84|, |v_P2_#t~ite24_73|, |v_P2_#t~ite25_63|, |v_P2_#t~ite20_81|, |v_P2_#t~ite29_52|, |v_P2_#t~mem28_54|, |v_P2_#t~ite22_87|, |v_P2_#t~mem21_90|, |v_P2_#t~mem18_56|, |v_P2_#t~ite23_81|] AssignedVars[~x$w_buff0~0, P2Thread1of1ForFork1_#t~mem19, P2Thread1of1ForFork1_#t~mem18, ~x$flush_delayed~0, ~__unbuffered_p2_EAX$read_delayed_var~0.offset, P2Thread1of1ForFork1_#t~mem16, ~__unbuffered_p2_EAX$read_delayed_var~0.base, ~x$r_buff1_thd3~0, ~x$mem_tmp~0, ~x$r_buff0_thd3~0, P2Thread1of1ForFork1_#t~ite24, P2Thread1of1ForFork1_#t~ite25, ~weak$$choice1~0, P2Thread1of1ForFork1_#t~ite26, P2Thread1of1ForFork1_#t~ite20, P2Thread1of1ForFork1_~arg.base, P2Thread1of1ForFork1_#t~ite22, P2Thread1of1ForFork1_#t~ite23, ~__unbuffered_p2_EAX~0, ~y~0, P2Thread1of1ForFork1_#t~ite29, P2Thread1of1ForFork1_~arg.offset, P2Thread1of1ForFork1_#t~mem28, P2Thread1of1ForFork1_#t~mem27, ~x$w_buff1~0, P2Thread1of1ForFork1_#t~nondet14, ~x$w_buff1_used~0, P2Thread1of1ForFork1_#t~nondet17, ~__unbuffered_p2_EAX$read_delayed~0, ~x$w_buff0_used~0, P2Thread1of1ForFork1_#t~nondet15, ~weak$$choice0~0, #memory_int, P2Thread1of1ForFork1_#t~mem21, ~weak$$choice2~0] and [895] $Ultimate##0-->L842: Formula: (let ((.cse10 (= (mod v_~x$r_buff0_thd1~0_266 256) 0)) (.cse8 (= (mod v_~x$w_buff0_used~0_661 256) 0)) (.cse6 (= (mod v_~weak$$choice2~0_186 256) 0))) (let ((.cse7 (not .cse6)) (.cse17 (and .cse10 .cse8)) (.cse9 (not .cse10))) (let ((.cse5 (ite .cse7 1 (ite (or .cse10 .cse17) 1 (ite .cse9 0 1))))) (let ((.cse13 (= (mod v_~x$r_buff0_thd3~0_255 256) 0)) (.cse12 (= (mod .cse5 256) 0))) (let ((.cse15 (select |v_#memory_int_715| |v_~#x~0.base_344|)) (.cse3 (ite .cse7 v_~x$w_buff0_used~0_661 (ite (or .cse10 .cse17 .cse12) v_~x$w_buff0_used~0_661 0))) (.cse1 (not .cse13)) (.cse16 (not (= 0 (mod v_~x$w_buff0_used~0_660 256))))) (let ((.cse0 (and .cse1 .cse16)) (.cse2 (= (mod .cse3 256) 0)) (.cse4 (not .cse12)) (.cse11 (select .cse15 |v_~#x~0.offset_344|))) (and (= v_~x$r_buff0_thd0~0_218 v_~x$r_buff1_thd0~0_214) (= |v_P1Thread1of1ForFork0_#in~arg#1.offset_54| |v_P1Thread1of1ForFork0_~arg#1.offset_54|) (= (ite (or .cse0 (and .cse1 (not .cse2))) 0 .cse3) v_~x$w_buff1_used~0_599) (= (ite (and .cse4 .cse1) 0 .cse5) v_~x$w_buff0_used~0_660) (or (and (= v_~__unbuffered_p0_EAX~0_195 |v_P0_#t~mem9_127|) .cse6 (= |v_P0_#t~ite10_128| |v_P0_#t~mem9_127|)) (and (= |v_P0Thread1of1ForFork2_#t~mem9_166| |v_P0_#t~mem9_127|) (= |v_P0_#t~ite10_128| v_~x$mem_tmp~0_146) .cse7)) (= v_~x$r_buff0_thd2~0_218 v_~x$r_buff1_thd2~0_155) (= v_~y~0_150 2) (= (ite .cse0 0 v_~x$r_buff0_thd3~0_255) v_~x$r_buff0_thd3~0_254) (= (ite .cse8 1 0) |v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_56|) (or (and (= |v_P0Thread1of1ForFork2_#t~mem6_166| |v_P0_#t~mem6_129|) .cse9 (= v_~__unbuffered_p0_EAX~0_195 (ite .cse9 1 v_~x$w_buff0~0_457))) (and .cse10 (= v_~__unbuffered_p0_EAX~0_195 |v_P0_#t~mem6_129|) (= .cse11 |v_P0_#t~mem6_129|))) (= v_~x$w_buff0~0_456 1) (= v_~x$r_buff0_thd2~0_217 1) (= |v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_56| |v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_56|) (= v_~weak$$choice0~0_194 |v_P0Thread1of1ForFork2_#t~nondet3_166|) (= v_P0Thread1of1ForFork2_~arg.base_17 |v_P0Thread1of1ForFork2_#in~arg.base_17|) (or (and (= |v_P2_#t~ite31_56| |v_P2_#t~mem30_59|) (or .cse12 .cse13) (= |v_P0_#t~ite10_128| |v_P2_#t~mem30_59|) (= |v_P2_#t~ite31_56| |v_P2_#t~ite32_56|)) (and (= |v_P2_#t~ite31_56| |v_P2Thread1of1ForFork1_#t~ite31_50|) .cse4 .cse1 (= |v_P2Thread1of1ForFork1_#t~mem30_50| |v_P2_#t~mem30_59|) (= |v_P2_#t~ite32_56| v_~x$w_buff0~0_456))) (= v_~weak$$choice2~0_186 |v_P0Thread1of1ForFork2_#t~nondet4_166|) (= v_~x$w_buff0~0_457 v_~x$w_buff1~0_401) (not (= |v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_56| 0)) (= (ite .cse7 v_~x$r_buff0_thd1~0_266 (ite (let ((.cse14 (= (mod v_~x$r_buff0_thd1~0_265 256) 0))) (or (and .cse10 .cse14) (and .cse2 .cse14) .cse12)) v_~x$r_buff0_thd1~0_266 0)) v_~x$r_buff1_thd1~0_269) (= v_~x$flush_delayed~0_172 0) (= (ite .cse7 v_~x$r_buff0_thd1~0_266 (ite (or (and .cse10 .cse2) .cse10 .cse12) v_~x$r_buff0_thd1~0_266 (ite (and .cse4 .cse9) 0 v_~x$r_buff0_thd1~0_266))) v_~x$r_buff0_thd1~0_265) (= |v_P0Thread1of1ForFork2_#in~arg.offset_17| v_P0Thread1of1ForFork2_~arg.offset_17) (= (store |v_#memory_int_715| |v_~#x~0.base_344| (store .cse15 |v_~#x~0.offset_344| |v_P2_#t~ite32_56|)) |v_#memory_int_714|) (= (ite (or (and .cse1 (not (= (mod v_~x$w_buff1_used~0_599 256) 0))) (and .cse16 (not (= (mod v_~x$r_buff0_thd3~0_254 256) 0)))) 0 v_~x$r_buff0_thd3~0_255) v_~x$r_buff1_thd3~0_242) (= |v_P1Thread1of1ForFork0_~arg#1.base_54| |v_P1Thread1of1ForFork0_#in~arg#1.base_54|) (= .cse11 v_~x$mem_tmp~0_146)))))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_457, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_218, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_266, ~#x~0.offset=|v_~#x~0.offset_344|, P0Thread1of1ForFork2_#in~arg.base=|v_P0Thread1of1ForFork2_#in~arg.base_17|, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_255, P0Thread1of1ForFork2_#t~mem9=|v_P0Thread1of1ForFork2_#t~mem9_166|, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_218, P0Thread1of1ForFork2_#t~mem6=|v_P0Thread1of1ForFork2_#t~mem6_166|, P1Thread1of1ForFork0_#in~arg#1.base=|v_P1Thread1of1ForFork0_#in~arg#1.base_54|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_661, P1Thread1of1ForFork0_#in~arg#1.offset=|v_P1Thread1of1ForFork0_#in~arg#1.offset_54|, P0Thread1of1ForFork2_#in~arg.offset=|v_P0Thread1of1ForFork2_#in~arg.offset_17|, P2Thread1of1ForFork1_#t~ite31=|v_P2Thread1of1ForFork1_#t~ite31_50|, #memory_int=|v_#memory_int_715|, ~#x~0.base=|v_~#x~0.base_344|, P2Thread1of1ForFork1_#t~mem30=|v_P2Thread1of1ForFork1_#t~mem30_50|, P0Thread1of1ForFork2_#t~nondet4=|v_P0Thread1of1ForFork2_#t~nondet4_166|, P0Thread1of1ForFork2_#t~nondet3=|v_P0Thread1of1ForFork2_#t~nondet3_166|} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_456, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_265, P1Thread1of1ForFork0_~arg#1.base=|v_P1Thread1of1ForFork0_~arg#1.base_54|, ~x$flush_delayed~0=v_~x$flush_delayed~0_172, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_242, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_269, P0Thread1of1ForFork2_#t~mem8=|v_P0Thread1of1ForFork2_#t~mem8_85|, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_254, ~x$mem_tmp~0=v_~x$mem_tmp~0_146, P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1=|v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_56|, P1Thread1of1ForFork0_#in~arg#1.base=|v_P1Thread1of1ForFork0_#in~arg#1.base_54|, P0Thread1of1ForFork2_#t~mem5=|v_P0Thread1of1ForFork2_#t~mem5_85|, P0Thread1of1ForFork2_~arg.base=v_P0Thread1of1ForFork2_~arg.base_17, P1Thread1of1ForFork0_#in~arg#1.offset=|v_P1Thread1of1ForFork0_#in~arg#1.offset_54|, ~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_195, P0Thread1of1ForFork2_#in~arg.offset=|v_P0Thread1of1ForFork2_#in~arg.offset_17|, P0Thread1of1ForFork2_~arg.offset=v_P0Thread1of1ForFork2_~arg.offset_17, ~y~0=v_~y~0_150, P0Thread1of1ForFork2_#t~ite10=|v_P0Thread1of1ForFork2_#t~ite10_85|, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_218, P1Thread1of1ForFork0___VERIFIER_assert_~expression#1=|v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_56|, P1Thread1of1ForFork0_~arg#1.offset=|v_P1Thread1of1ForFork0_~arg#1.offset_54|, ~#x~0.offset=|v_~#x~0.offset_344|, ~x$w_buff1~0=v_~x$w_buff1~0_401, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_599, ~x$r_buff1_thd2~0=v_~x$r_buff1_thd2~0_155, P0Thread1of1ForFork2_#in~arg.base=|v_P0Thread1of1ForFork2_#in~arg.base_17|, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_217, ~x$r_buff1_thd0~0=v_~x$r_buff1_thd0~0_214, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_660, ~weak$$choice0~0=v_~weak$$choice0~0_194, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_27|, P0Thread1of1ForFork2_#t~ite7=|v_P0Thread1of1ForFork2_#t~ite7_85|, #memory_int=|v_#memory_int_714|, ~#x~0.base=|v_~#x~0.base_344|, ~weak$$choice2~0=v_~weak$$choice2~0_186} AuxVars[|v_P2_#t~mem30_59|, |v_P0_#t~ite10_128|, |v_P0_#t~mem6_129|, |v_P0_#t~mem9_127|, |v_P2_#t~ite32_56|, |v_P2_#t~ite31_56|] AssignedVars[~x$w_buff0~0, ~x$r_buff0_thd1~0, P1Thread1of1ForFork0_~arg#1.base, ~x$flush_delayed~0, ~x$r_buff1_thd3~0, ~x$r_buff1_thd1~0, P0Thread1of1ForFork2_#t~mem8, ~x$r_buff0_thd3~0, ~x$mem_tmp~0, P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1, P0Thread1of1ForFork2_#t~mem9, P0Thread1of1ForFork2_#t~mem6, P0Thread1of1ForFork2_#t~mem5, P0Thread1of1ForFork2_~arg.base, ~__unbuffered_p0_EAX~0, P0Thread1of1ForFork2_~arg.offset, ~y~0, P2Thread1of1ForFork1_#t~mem30, P0Thread1of1ForFork2_#t~ite10, P1Thread1of1ForFork0___VERIFIER_assert_~expression#1, P1Thread1of1ForFork0_~arg#1.offset, ~x$w_buff1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd2~0, ~x$r_buff0_thd2~0, ~x$r_buff1_thd0~0, ~x$w_buff0_used~0, ~weak$$choice0~0, P2Thread1of1ForFork1_#t~ite32, P0Thread1of1ForFork2_#t~ite7, P2Thread1of1ForFork1_#t~ite31, #memory_int, ~weak$$choice2~0, P0Thread1of1ForFork2_#t~nondet4, P0Thread1of1ForFork2_#t~nondet3] [2022-12-13 09:36:59,197 ERROR L112 fgCompositionFactory]: Composing non-subsequent actions: [893] $Ultimate##0-->L835: Formula: (let ((.cse11 (= 0 (mod v_~x$w_buff0_used~0_652 256))) (.cse6 (= (mod v_~x$r_buff0_thd3~0_247 256) 0)) (.cse1 (mod v_~x$w_buff0_used~0_653 256)) (.cse10 (mod v_~weak$$choice0~0_190 256))) (let ((.cse15 (select |v_#memory_int_707| |v_~#x~0.base_340|)) (.cse19 (= .cse10 0)) (.cse25 (= (mod v_~weak$$choice2~0_182 256) 0)) (.cse22 (= (mod v_~x$w_buff1_used~0_592 256) 0)) (.cse2 (= .cse1 0)) (.cse3 (not .cse6)) (.cse14 (not .cse11))) (let ((.cse12 (and .cse3 .cse14)) (.cse4 (not .cse2)) (.cse8 (= 0 (mod v_~weak$$choice1~0_211 256))) (.cse5 (not .cse22)) (.cse0 (not .cse25)) (.cse13 (not (= (mod v_~x$w_buff1_used~0_591 256) 0))) (.cse7 (= (mod v_~x$r_buff1_thd3~0_235 256) 0)) (.cse9 (not .cse19)) (.cse21 (select .cse15 |v_~#x~0.offset_340|))) (and (= v_~x$w_buff0_used~0_652 (ite (= (ite .cse0 .cse1 (ite .cse2 .cse1 (ite (and .cse3 .cse4) 0 (ite (and .cse5 .cse6 .cse4 .cse7) (ite (or .cse8 .cse9) 1 0) .cse10)))) 0) 0 1)) (= v_~weak$$choice2~0_182 |v_P2Thread1of1ForFork1_#t~nondet15_36|) (= v_~x$r_buff0_thd3~0_246 (ite .cse0 v_~x$r_buff0_thd3~0_247 (ite .cse11 v_~x$r_buff0_thd3~0_247 (ite .cse12 0 (ite (and .cse6 .cse13 .cse14 .cse7) v_~x$r_buff0_thd3~0_247 0))))) (= v_~x$w_buff1_used~0_591 (ite .cse0 v_~x$w_buff1_used~0_592 (ite .cse11 v_~x$w_buff1_used~0_592 (ite .cse12 0 (ite (and .cse5 .cse6 .cse14 .cse7) v_~weak$$choice0~0_190 0))))) (= v_P2Thread1of1ForFork1_~arg.offset_18 |v_P2Thread1of1ForFork1_#in~arg.offset_18|) (= |v_P2Thread1of1ForFork1_#t~nondet14_36| v_~weak$$choice0~0_190) (= |v_#memory_int_706| (store |v_#memory_int_707| |v_~#x~0.base_340| (store .cse15 |v_~#x~0.offset_340| |v_P2_#t~ite29_52|))) (= v_~__unbuffered_p2_EAX$read_delayed_var~0.base_157 |v_~#x~0.base_340|) (= v_~__unbuffered_p2_EAX$read_delayed~0_156 1) (let ((.cse16 (= |v_P2_#t~ite23_81| |v_P2Thread1of1ForFork1_#t~ite23_36|)) (.cse17 (= |v_P2Thread1of1ForFork1_#t~mem21_36| |v_P2_#t~mem21_90|)) (.cse18 (= |v_P2_#t~ite22_87| |v_P2Thread1of1ForFork1_#t~ite22_36|)) (.cse24 (= |v_P2_#t~ite24_73| |v_P2Thread1of1ForFork1_#t~ite24_36|)) (.cse23 (= |v_P2_#t~ite20_81| |v_P2Thread1of1ForFork1_#t~ite20_36|)) (.cse20 (= |v_P2Thread1of1ForFork1_#t~mem19_36| |v_P2_#t~mem19_84|))) (or (and (= |v_P2Thread1of1ForFork1_#t~mem18_36| |v_P2_#t~mem18_56|) .cse4 (or (and .cse6 (or (and .cse5 .cse16 .cse17 .cse7 .cse18 (= |v_P2_#t~ite20_81| |v_P2_#t~ite24_73|) (or (and .cse19 (= (ite (not .cse8) v_~x$w_buff0~0_449 v_~x$w_buff1~0_394) |v_P2_#t~ite20_81|) .cse20) (and .cse9 (= |v_P2_#t~mem19_84| .cse21) (= |v_P2_#t~ite20_81| |v_P2_#t~mem19_84|)))) (and (or (not .cse7) .cse22) (or (and .cse5 .cse17 .cse18 (= |v_P2_#t~ite23_81| (ite .cse9 v_~x$w_buff1~0_394 v_~x$w_buff0~0_449))) (and (or (and .cse9 .cse17 (= |v_P2_#t~ite22_87| v_~x$w_buff0~0_449)) (and .cse19 (= |v_P2_#t~ite22_87| |v_P2_#t~mem21_90|) (= |v_P2_#t~mem21_90| .cse21))) .cse22 (= |v_P2_#t~ite22_87| |v_P2_#t~ite23_81|))) (= |v_P2_#t~ite24_73| |v_P2_#t~ite23_81|) .cse23 .cse20)) (= |v_P2_#t~ite24_73| |v_P2_#t~ite25_63|)) (and (= |v_P2_#t~ite25_63| v_~x$w_buff0~0_449) .cse3 .cse16 .cse17 .cse18 .cse24 .cse23 .cse20)) (= |v_P2_#t~ite25_63| v_~__unbuffered_p2_EAX~0_294)) (and (= |v_P2_#t~mem18_56| v_~__unbuffered_p2_EAX~0_294) .cse2 (= |v_P2_#t~ite25_63| |v_P2Thread1of1ForFork1_#t~ite25_36|) .cse16 .cse17 .cse18 .cse24 (= |v_P2_#t~mem18_56| .cse21) .cse23 .cse20))) (= v_~y~0_146 1) (or (and .cse0 (= |v_P2_#t~ite29_52| v_~x$mem_tmp~0_142) (= |v_P2Thread1of1ForFork1_#t~mem28_36| |v_P2_#t~mem28_54|)) (and .cse25 (= |v_P2_#t~ite29_52| |v_P2_#t~mem28_54|) (= |v_P2_#t~mem28_54| v_~__unbuffered_p2_EAX~0_294))) (= (ite .cse0 v_~x$r_buff1_thd3~0_235 (ite .cse11 v_~x$r_buff1_thd3~0_235 (let ((.cse26 (= (mod v_~x$r_buff0_thd3~0_246 256) 0))) (ite (and (not .cse26) .cse14) 0 (ite (and .cse13 .cse14 .cse7 .cse26) (ite .cse9 v_~x$r_buff1_thd3~0_235 0) 0))))) v_~x$r_buff1_thd3~0_234) (= .cse21 v_~x$mem_tmp~0_142) (= v_~weak$$choice1~0_211 |v_P2Thread1of1ForFork1_#t~nondet17_36|) (= |v_~#x~0.offset_340| v_~__unbuffered_p2_EAX$read_delayed_var~0.offset_157) (= v_~x$flush_delayed~0_168 0) (= v_~x$w_buff0~0_448 v_~x$w_buff0~0_449) (= v_P2Thread1of1ForFork1_~arg.base_18 |v_P2Thread1of1ForFork1_#in~arg.base_18|) (= v_~x$w_buff1~0_394 v_~x$w_buff1~0_393))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_449, P2Thread1of1ForFork1_#in~arg.offset=|v_P2Thread1of1ForFork1_#in~arg.offset_18|, P2Thread1of1ForFork1_#t~mem19=|v_P2Thread1of1ForFork1_#t~mem19_36|, P2Thread1of1ForFork1_#t~mem18=|v_P2Thread1of1ForFork1_#t~mem18_36|, ~#x~0.offset=|v_~#x~0.offset_340|, P2Thread1of1ForFork1_#t~mem28=|v_P2Thread1of1ForFork1_#t~mem28_36|, ~x$w_buff1~0=v_~x$w_buff1~0_394, P2Thread1of1ForFork1_#t~nondet14=|v_P2Thread1of1ForFork1_#t~nondet14_36|, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_235, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_592, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_247, P2Thread1of1ForFork1_#t~nondet17=|v_P2Thread1of1ForFork1_#t~nondet17_36|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_653, P2Thread1of1ForFork1_#t~nondet15=|v_P2Thread1of1ForFork1_#t~nondet15_36|, P2Thread1of1ForFork1_#t~ite24=|v_P2Thread1of1ForFork1_#t~ite24_36|, P2Thread1of1ForFork1_#t~ite25=|v_P2Thread1of1ForFork1_#t~ite25_36|, P2Thread1of1ForFork1_#t~ite20=|v_P2Thread1of1ForFork1_#t~ite20_36|, P2Thread1of1ForFork1_#t~ite22=|v_P2Thread1of1ForFork1_#t~ite22_36|, P2Thread1of1ForFork1_#t~ite23=|v_P2Thread1of1ForFork1_#t~ite23_36|, #memory_int=|v_#memory_int_707|, ~#x~0.base=|v_~#x~0.base_340|, P2Thread1of1ForFork1_#t~mem21=|v_P2Thread1of1ForFork1_#t~mem21_36|, P2Thread1of1ForFork1_#in~arg.base=|v_P2Thread1of1ForFork1_#in~arg.base_18|} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_448, ~x$flush_delayed~0=v_~x$flush_delayed~0_168, ~__unbuffered_p2_EAX$read_delayed_var~0.offset=v_~__unbuffered_p2_EAX$read_delayed_var~0.offset_157, P2Thread1of1ForFork1_#t~mem16=|v_P2Thread1of1ForFork1_#t~mem16_20|, ~__unbuffered_p2_EAX$read_delayed_var~0.base=v_~__unbuffered_p2_EAX$read_delayed_var~0.base_157, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_234, ~x$mem_tmp~0=v_~x$mem_tmp~0_142, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_246, ~weak$$choice1~0=v_~weak$$choice1~0_211, P2Thread1of1ForFork1_#t~ite26=|v_P2Thread1of1ForFork1_#t~ite26_20|, P2Thread1of1ForFork1_~arg.base=v_P2Thread1of1ForFork1_~arg.base_18, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_294, ~y~0=v_~y~0_146, P2Thread1of1ForFork1_#t~ite29=|v_P2Thread1of1ForFork1_#t~ite29_20|, P2Thread1of1ForFork1_#in~arg.offset=|v_P2Thread1of1ForFork1_#in~arg.offset_18|, P2Thread1of1ForFork1_~arg.offset=v_P2Thread1of1ForFork1_~arg.offset_18, ~#x~0.offset=|v_~#x~0.offset_340|, P2Thread1of1ForFork1_#t~mem27=|v_P2Thread1of1ForFork1_#t~mem27_20|, ~x$w_buff1~0=v_~x$w_buff1~0_393, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_591, ~__unbuffered_p2_EAX$read_delayed~0=v_~__unbuffered_p2_EAX$read_delayed~0_156, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_652, ~weak$$choice0~0=v_~weak$$choice0~0_190, #memory_int=|v_#memory_int_706|, ~#x~0.base=|v_~#x~0.base_340|, P2Thread1of1ForFork1_#in~arg.base=|v_P2Thread1of1ForFork1_#in~arg.base_18|, ~weak$$choice2~0=v_~weak$$choice2~0_182} AuxVars[|v_P2_#t~mem19_84|, |v_P2_#t~ite24_73|, |v_P2_#t~ite25_63|, |v_P2_#t~ite20_81|, |v_P2_#t~ite29_52|, |v_P2_#t~mem28_54|, |v_P2_#t~ite22_87|, |v_P2_#t~mem21_90|, |v_P2_#t~mem18_56|, |v_P2_#t~ite23_81|] AssignedVars[~x$w_buff0~0, P2Thread1of1ForFork1_#t~mem19, P2Thread1of1ForFork1_#t~mem18, ~x$flush_delayed~0, ~__unbuffered_p2_EAX$read_delayed_var~0.offset, P2Thread1of1ForFork1_#t~mem16, ~__unbuffered_p2_EAX$read_delayed_var~0.base, ~x$r_buff1_thd3~0, ~x$mem_tmp~0, ~x$r_buff0_thd3~0, P2Thread1of1ForFork1_#t~ite24, P2Thread1of1ForFork1_#t~ite25, ~weak$$choice1~0, P2Thread1of1ForFork1_#t~ite26, P2Thread1of1ForFork1_#t~ite20, P2Thread1of1ForFork1_~arg.base, P2Thread1of1ForFork1_#t~ite22, P2Thread1of1ForFork1_#t~ite23, ~__unbuffered_p2_EAX~0, ~y~0, P2Thread1of1ForFork1_#t~ite29, P2Thread1of1ForFork1_~arg.offset, P2Thread1of1ForFork1_#t~mem28, P2Thread1of1ForFork1_#t~mem27, ~x$w_buff1~0, P2Thread1of1ForFork1_#t~nondet14, ~x$w_buff1_used~0, P2Thread1of1ForFork1_#t~nondet17, ~__unbuffered_p2_EAX$read_delayed~0, ~x$w_buff0_used~0, P2Thread1of1ForFork1_#t~nondet15, ~weak$$choice0~0, #memory_int, P2Thread1of1ForFork1_#t~mem21, ~weak$$choice2~0] and [898] $Ultimate##0-->L806: Formula: (let ((.cse12 (= (mod v_~x$w_buff0_used~0_673 256) 0)) (.cse6 (= (mod v_~x$r_buff0_thd1~0_278 256) 0)) (.cse9 (= (mod v_~weak$$choice2~0_192 256) 0))) (let ((.cse3 (not .cse9)) (.cse15 (and .cse12 .cse6)) (.cse10 (not .cse6))) (let ((.cse14 (ite .cse3 1 (ite (or .cse6 .cse15) 1 (ite .cse10 0 1))))) (let ((.cse7 (= (mod .cse14 256) 0))) (let ((.cse13 (select |v_#memory_int_727| |v_~#x~0.base_350|)) (.cse8 (ite .cse3 v_~x$w_buff0_used~0_673 (ite (or .cse6 .cse7 .cse15) v_~x$w_buff0_used~0_673 0)))) (let ((.cse1 (not (= (mod v_~x$r_buff0_thd2~0_222 256) 0))) (.cse4 (= (mod .cse8 256) 0)) (.cse2 (not (= (mod v_~x$w_buff0_used~0_672 256) 0))) (.cse0 (select .cse13 |v_~#x~0.offset_350|)) (.cse11 (not .cse7))) (and (= .cse0 v_~x$mem_tmp~0_152) (= |v_P1Thread1of1ForFork0_~arg#1.base_56| |v_P1Thread1of1ForFork0_#in~arg#1.base_56|) (= v_~x$r_buff1_thd2~0_157 (ite (or (and .cse1 (not (= (mod v_~x$w_buff1_used~0_609 256) 0))) (and .cse2 (not (= (mod v_~x$r_buff0_thd2~0_221 256) 0)))) 0 v_~x$r_buff0_thd2~0_222)) (= v_~x$r_buff1_thd1~0_279 (ite .cse3 v_~x$r_buff0_thd1~0_278 (ite (let ((.cse5 (= (mod v_~x$r_buff0_thd1~0_277 256) 0))) (or (and .cse4 .cse5) (and .cse6 .cse5) .cse7)) v_~x$r_buff0_thd1~0_278 0))) (not (= |v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_58| 0)) (= v_~y~0_156 2) (= v_~x$w_buff1_used~0_609 (ite (or .cse2 (and (not .cse4) .cse1)) 0 .cse8)) (or (and (= |v_P0Thread1of1ForFork2_#t~mem9_178| |v_P0_#t~mem9_133|) .cse3 (= |v_P0_#t~ite10_134| v_~x$mem_tmp~0_152)) (and (= v_~__unbuffered_p0_EAX~0_201 |v_P0_#t~mem9_133|) .cse9 (= |v_P0_#t~ite10_134| |v_P0_#t~mem9_133|))) (= v_P0Thread1of1ForFork2_~arg.base_23 |v_P0Thread1of1ForFork2_#in~arg.base_23|) (= |v_P0Thread1of1ForFork2_#in~arg.offset_23| v_P0Thread1of1ForFork2_~arg.offset_23) (= v_~weak$$choice0~0_200 |v_P0Thread1of1ForFork2_#t~nondet3_178|) (= v_~x$r_buff0_thd1~0_277 (ite .cse3 v_~x$r_buff0_thd1~0_278 (ite (or (and .cse4 .cse6) .cse6 .cse7) v_~x$r_buff0_thd1~0_278 (ite (and .cse10 .cse11) 0 v_~x$r_buff0_thd1~0_278)))) (= v_~x$r_buff0_thd0~0_220 v_~x$r_buff1_thd0~0_216) (= v_~x$w_buff0~0_468 1) (= v_~x$flush_delayed~0_178 0) (= v_~x$w_buff0~0_469 v_~x$w_buff1~0_411) (= (ite .cse12 1 0) |v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_58|) (= |v_#memory_int_726| (store |v_#memory_int_727| |v_~#x~0.base_350| (store .cse13 |v_~#x~0.offset_350| |v_P1_#t~ite13#1_51|))) (or (and (= |v_P1Thread1of1ForFork0_#t~ite12#1_54| |v_P1_#t~ite12#1_61|) .cse11 (= v_~x$w_buff0~0_468 |v_P1_#t~ite13#1_51|) (= |v_P1_#t~mem11#1_64| |v_P1Thread1of1ForFork0_#t~mem11#1_54|)) (and (= |v_P1_#t~ite12#1_61| |v_P1_#t~ite13#1_51|) (= |v_P1_#t~mem11#1_64| |v_P1_#t~ite12#1_61|) .cse7 (= |v_P1_#t~mem11#1_64| |v_P0_#t~ite10_134|))) (= (ite .cse2 0 1) v_~x$r_buff0_thd2~0_221) (= |v_P1Thread1of1ForFork0_#in~arg#1.offset_56| |v_P1Thread1of1ForFork0_~arg#1.offset_56|) (= v_~x$r_buff0_thd3~0_258 v_~x$r_buff1_thd3~0_244) (or (and .cse6 (= .cse0 |v_P0_#t~mem6_135|) (= v_~__unbuffered_p0_EAX~0_201 |v_P0_#t~mem6_135|)) (and .cse10 (= |v_P0Thread1of1ForFork2_#t~mem6_178| |v_P0_#t~mem6_135|) (= (ite .cse10 1 v_~x$w_buff0~0_469) v_~__unbuffered_p0_EAX~0_201))) (= v_~weak$$choice2~0_192 |v_P0Thread1of1ForFork2_#t~nondet4_178|) (= |v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_58| |v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_58|) (= v_~x$w_buff0_used~0_672 (ite .cse11 0 .cse14))))))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_469, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_220, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_278, ~#x~0.offset=|v_~#x~0.offset_350|, P0Thread1of1ForFork2_#in~arg.base=|v_P0Thread1of1ForFork2_#in~arg.base_23|, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_258, P0Thread1of1ForFork2_#t~mem9=|v_P0Thread1of1ForFork2_#t~mem9_178|, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_222, P0Thread1of1ForFork2_#t~mem6=|v_P0Thread1of1ForFork2_#t~mem6_178|, P1Thread1of1ForFork0_#in~arg#1.base=|v_P1Thread1of1ForFork0_#in~arg#1.base_56|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_673, P1Thread1of1ForFork0_#in~arg#1.offset=|v_P1Thread1of1ForFork0_#in~arg#1.offset_56|, P0Thread1of1ForFork2_#in~arg.offset=|v_P0Thread1of1ForFork2_#in~arg.offset_23|, #memory_int=|v_#memory_int_727|, ~#x~0.base=|v_~#x~0.base_350|, P0Thread1of1ForFork2_#t~nondet4=|v_P0Thread1of1ForFork2_#t~nondet4_178|, P1Thread1of1ForFork0_#t~mem11#1=|v_P1Thread1of1ForFork0_#t~mem11#1_54|, P0Thread1of1ForFork2_#t~nondet3=|v_P0Thread1of1ForFork2_#t~nondet3_178|, P1Thread1of1ForFork0_#t~ite12#1=|v_P1Thread1of1ForFork0_#t~ite12#1_54|} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_468, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_277, P1Thread1of1ForFork0_~arg#1.base=|v_P1Thread1of1ForFork0_~arg#1.base_56|, ~x$flush_delayed~0=v_~x$flush_delayed~0_178, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_244, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_279, P0Thread1of1ForFork2_#t~mem8=|v_P0Thread1of1ForFork2_#t~mem8_91|, ~x$mem_tmp~0=v_~x$mem_tmp~0_152, P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1=|v_P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1_58|, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_258, P1Thread1of1ForFork0_#t~ite13#1=|v_P1Thread1of1ForFork0_#t~ite13#1_29|, P1Thread1of1ForFork0_#in~arg#1.base=|v_P1Thread1of1ForFork0_#in~arg#1.base_56|, P0Thread1of1ForFork2_#t~mem5=|v_P0Thread1of1ForFork2_#t~mem5_91|, P0Thread1of1ForFork2_~arg.base=v_P0Thread1of1ForFork2_~arg.base_23, P1Thread1of1ForFork0_#in~arg#1.offset=|v_P1Thread1of1ForFork0_#in~arg#1.offset_56|, ~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_201, P0Thread1of1ForFork2_#in~arg.offset=|v_P0Thread1of1ForFork2_#in~arg.offset_23|, P0Thread1of1ForFork2_~arg.offset=v_P0Thread1of1ForFork2_~arg.offset_23, ~y~0=v_~y~0_156, P0Thread1of1ForFork2_#t~ite10=|v_P0Thread1of1ForFork2_#t~ite10_91|, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_220, P1Thread1of1ForFork0___VERIFIER_assert_~expression#1=|v_P1Thread1of1ForFork0___VERIFIER_assert_~expression#1_58|, P1Thread1of1ForFork0_~arg#1.offset=|v_P1Thread1of1ForFork0_~arg#1.offset_56|, ~#x~0.offset=|v_~#x~0.offset_350|, ~x$w_buff1~0=v_~x$w_buff1~0_411, ~x$r_buff1_thd2~0=v_~x$r_buff1_thd2~0_157, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_609, P0Thread1of1ForFork2_#in~arg.base=|v_P0Thread1of1ForFork2_#in~arg.base_23|, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_221, ~x$r_buff1_thd0~0=v_~x$r_buff1_thd0~0_216, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_672, ~weak$$choice0~0=v_~weak$$choice0~0_200, P0Thread1of1ForFork2_#t~ite7=|v_P0Thread1of1ForFork2_#t~ite7_91|, #memory_int=|v_#memory_int_726|, ~#x~0.base=|v_~#x~0.base_350|, ~weak$$choice2~0=v_~weak$$choice2~0_192} AuxVars[|v_P1_#t~ite12#1_61|, |v_P0_#t~mem9_133|, |v_P1_#t~mem11#1_64|, |v_P0_#t~mem6_135|, |v_P0_#t~ite10_134|, |v_P1_#t~ite13#1_51|] AssignedVars[~x$w_buff0~0, ~x$r_buff0_thd1~0, P1Thread1of1ForFork0_~arg#1.base, ~x$flush_delayed~0, ~x$r_buff1_thd3~0, ~x$r_buff1_thd1~0, P0Thread1of1ForFork2_#t~mem8, ~x$mem_tmp~0, P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1, P0Thread1of1ForFork2_#t~mem9, P0Thread1of1ForFork2_#t~mem6, P1Thread1of1ForFork0_#t~ite13#1, P0Thread1of1ForFork2_#t~mem5, P0Thread1of1ForFork2_~arg.base, ~__unbuffered_p0_EAX~0, P0Thread1of1ForFork2_~arg.offset, ~y~0, P0Thread1of1ForFork2_#t~ite10, P1Thread1of1ForFork0___VERIFIER_assert_~expression#1, P1Thread1of1ForFork0_~arg#1.offset, ~x$w_buff1~0, ~x$r_buff1_thd2~0, ~x$w_buff1_used~0, ~x$r_buff0_thd2~0, ~x$r_buff1_thd0~0, ~x$w_buff0_used~0, ~weak$$choice0~0, P0Thread1of1ForFork2_#t~ite7, #memory_int, ~weak$$choice2~0, P0Thread1of1ForFork2_#t~nondet4, P1Thread1of1ForFork0_#t~mem11#1, P0Thread1of1ForFork2_#t~nondet3, P1Thread1of1ForFork0_#t~ite12#1] [2022-12-13 09:37:02,512 ERROR L112 fgCompositionFactory]: Composing non-subsequent actions: [897] $Ultimate##0-->L778: Formula: (let ((.cse15 (= (mod v_~x$w_buff1_used~0_606 256) 0)) (.cse5 (= (mod v_~x$r_buff1_thd1~0_276 256) 0)) (.cse8 (= (mod v_~x$r_buff0_thd1~0_274 256) 0)) (.cse16 (= (mod v_~x$w_buff0_used~0_669 256) 0))) (let ((.cse13 (not .cse16)) (.cse9 (not .cse8)) (.cse7 (and .cse5 .cse8)) (.cse10 (and .cse15 .cse8)) (.cse11 (= (mod v_~weak$$choice2~0_190 256) 0)) (.cse0 (select |v_#memory_int_723| |v_~#x~0.base_348|))) (let ((.cse3 (= (mod v_~x$w_buff1_used~0_605 256) 0)) (.cse4 (= (mod v_~x$w_buff0_used~0_668 256) 0)) (.cse6 (select .cse0 |v_~#x~0.offset_348|)) (.cse1 (not .cse11)) (.cse12 (or .cse16 .cse7 .cse10)) (.cse14 (and .cse13 .cse9))) (and (= |v_P0Thread1of1ForFork2_#in~arg.offset_21| v_P0Thread1of1ForFork2_~arg.offset_21) (= v_~weak$$choice2~0_190 |v_P0Thread1of1ForFork2_#t~nondet4_174|) (= (store |v_#memory_int_723| |v_~#x~0.base_348| (store .cse0 |v_~#x~0.offset_348| |v_P0_#t~ite10_132|)) |v_#memory_int_722|) (= v_~x$r_buff1_thd1~0_275 (ite .cse1 v_~x$r_buff1_thd1~0_276 (ite (let ((.cse2 (= (mod v_~x$r_buff0_thd1~0_273 256) 0))) (or (and .cse2 .cse3) .cse4 (and .cse2 .cse5))) v_~x$r_buff1_thd1~0_276 0))) (= .cse6 v_~x$mem_tmp~0_150) (= v_~x$w_buff1~0_408 v_~x$w_buff1~0_407) (= v_~x$w_buff0~0_465 v_~x$w_buff0~0_464) (= v_~weak$$choice0~0_198 |v_P0Thread1of1ForFork2_#t~nondet3_174|) (= v_P0Thread1of1ForFork2_~arg.base_21 |v_P0Thread1of1ForFork2_#in~arg.base_21|) (= (ite .cse1 v_~x$r_buff0_thd1~0_274 (ite (or .cse7 .cse4 (and .cse3 .cse8)) v_~x$r_buff0_thd1~0_274 (ite (and (not .cse4) .cse9) 0 v_~x$r_buff0_thd1~0_274))) v_~x$r_buff0_thd1~0_273) (= v_~x$flush_delayed~0_176 0) (= (ite .cse1 v_~x$w_buff1_used~0_606 (ite (or .cse7 .cse10 .cse4) v_~x$w_buff1_used~0_606 0)) v_~x$w_buff1_used~0_605) (or (and (= |v_P0Thread1of1ForFork2_#t~mem9_174| |v_P0_#t~mem9_131|) (= |v_P0_#t~ite10_132| v_~x$mem_tmp~0_150) .cse1) (and .cse11 (= v_~__unbuffered_p0_EAX~0_199 |v_P0_#t~mem9_131|) (= |v_P0_#t~ite10_132| |v_P0_#t~mem9_131|))) (= v_~y~0_154 2) (or (and .cse12 (= v_~__unbuffered_p0_EAX~0_199 |v_P0_#t~mem6_133|) (= .cse6 |v_P0_#t~mem6_133|)) (and (= |v_P0Thread1of1ForFork2_#t~mem6_174| |v_P0_#t~mem6_133|) .cse13 (= v_~__unbuffered_p0_EAX~0_199 (ite .cse14 v_~x$w_buff0~0_465 v_~x$w_buff1~0_408)) (or .cse9 (not .cse5)) (or (not .cse15) .cse9))) (= v_~x$w_buff0_used~0_668 (ite .cse1 v_~x$w_buff0_used~0_669 (ite .cse12 v_~x$w_buff0_used~0_669 (ite .cse14 0 v_~x$w_buff0_used~0_669)))))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_465, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_274, ~#x~0.offset=|v_~#x~0.offset_348|, ~x$w_buff1~0=v_~x$w_buff1~0_408, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_606, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_276, P0Thread1of1ForFork2_#in~arg.base=|v_P0Thread1of1ForFork2_#in~arg.base_21|, P0Thread1of1ForFork2_#t~mem9=|v_P0Thread1of1ForFork2_#t~mem9_174|, P0Thread1of1ForFork2_#t~mem6=|v_P0Thread1of1ForFork2_#t~mem6_174|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_669, P0Thread1of1ForFork2_#in~arg.offset=|v_P0Thread1of1ForFork2_#in~arg.offset_21|, #memory_int=|v_#memory_int_723|, ~#x~0.base=|v_~#x~0.base_348|, P0Thread1of1ForFork2_#t~nondet4=|v_P0Thread1of1ForFork2_#t~nondet4_174|, P0Thread1of1ForFork2_#t~nondet3=|v_P0Thread1of1ForFork2_#t~nondet3_174|} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_464, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_273, ~x$flush_delayed~0=v_~x$flush_delayed~0_176, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_275, P0Thread1of1ForFork2_#t~mem8=|v_P0Thread1of1ForFork2_#t~mem8_89|, ~x$mem_tmp~0=v_~x$mem_tmp~0_150, P0Thread1of1ForFork2_#t~mem5=|v_P0Thread1of1ForFork2_#t~mem5_89|, P0Thread1of1ForFork2_~arg.base=v_P0Thread1of1ForFork2_~arg.base_21, ~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_199, P0Thread1of1ForFork2_#in~arg.offset=|v_P0Thread1of1ForFork2_#in~arg.offset_21|, P0Thread1of1ForFork2_~arg.offset=v_P0Thread1of1ForFork2_~arg.offset_21, ~y~0=v_~y~0_154, P0Thread1of1ForFork2_#t~ite10=|v_P0Thread1of1ForFork2_#t~ite10_89|, ~#x~0.offset=|v_~#x~0.offset_348|, ~x$w_buff1~0=v_~x$w_buff1~0_407, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_605, P0Thread1of1ForFork2_#in~arg.base=|v_P0Thread1of1ForFork2_#in~arg.base_21|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_668, ~weak$$choice0~0=v_~weak$$choice0~0_198, P0Thread1of1ForFork2_#t~ite7=|v_P0Thread1of1ForFork2_#t~ite7_89|, #memory_int=|v_#memory_int_722|, ~#x~0.base=|v_~#x~0.base_348|, ~weak$$choice2~0=v_~weak$$choice2~0_190} AuxVars[|v_P0_#t~mem9_131|, |v_P0_#t~ite10_132|, |v_P0_#t~mem6_133|] AssignedVars[~x$w_buff0~0, ~x$r_buff0_thd1~0, ~x$flush_delayed~0, ~x$w_buff1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd1~0, P0Thread1of1ForFork2_#t~mem8, ~x$mem_tmp~0, P0Thread1of1ForFork2_#t~mem9, P0Thread1of1ForFork2_#t~mem6, P0Thread1of1ForFork2_#t~mem5, P0Thread1of1ForFork2_~arg.base, ~x$w_buff0_used~0, ~weak$$choice0~0, ~__unbuffered_p0_EAX~0, P0Thread1of1ForFork2_#t~ite7, P0Thread1of1ForFork2_~arg.offset, #memory_int, ~y~0, ~weak$$choice2~0, P0Thread1of1ForFork2_#t~nondet4, P0Thread1of1ForFork2_#t~nondet3, P0Thread1of1ForFork2_#t~ite10] and [701] L835-->L842: Formula: (let ((.cse7 (= (mod v_~x$r_buff0_thd3~0_78 256) 0))) (let ((.cse11 (not (= (mod v_~x$w_buff0_used~0_217 256) 0))) (.cse6 (not .cse7)) (.cse8 (= (mod v_~x$w_buff0_used~0_218 256) 0)) (.cse10 (= 0 (mod v_~x$r_buff1_thd3~0_74 256))) (.cse9 (= (mod v_~x$w_buff1_used~0_204 256) 0))) (let ((.cse2 (not .cse9)) (.cse3 (select |v_#memory_int_219| |v_~#x~0.base_148|)) (.cse1 (not .cse10)) (.cse4 (not .cse8)) (.cse0 (and .cse11 .cse6))) (and (= v_~x$w_buff1_used~0_203 (ite (or .cse0 (and .cse1 .cse2)) 0 v_~x$w_buff1_used~0_204)) (= |v_#memory_int_218| (store |v_#memory_int_219| |v_~#x~0.base_148| (store .cse3 |v_~#x~0.offset_148| |v_P2_#t~ite32_27|))) (let ((.cse5 (= |v_P2_#t~mem30_30| |v_P2Thread1of1ForFork1_#t~mem30_1|))) (or (and (= |v_P2_#t~ite32_27| v_~x$w_buff0~0_98) .cse4 .cse5 (= |v_P2_#t~ite31_27| |v_P2Thread1of1ForFork1_#t~ite31_1|) .cse6) (and (= |v_P2_#t~ite31_27| |v_P2_#t~ite32_27|) (or .cse7 .cse8) (or (and .cse5 (= |v_P2_#t~ite31_27| v_~x$w_buff1~0_101) .cse1 .cse2) (and (= |v_P2_#t~ite31_27| |v_P2_#t~mem30_30|) (= (select .cse3 |v_~#x~0.offset_148|) |v_P2_#t~mem30_30|) (or .cse9 .cse10)))))) (= v_~x$r_buff1_thd3~0_73 (ite (or (and (not (= (mod v_~x$r_buff0_thd3~0_77 256) 0)) .cse11) (and .cse1 (not (= (mod v_~x$w_buff1_used~0_203 256) 0)))) 0 v_~x$r_buff1_thd3~0_74)) (= (ite (and .cse4 .cse6) 0 v_~x$w_buff0_used~0_218) v_~x$w_buff0_used~0_217) (= (ite .cse0 0 v_~x$r_buff0_thd3~0_78) v_~x$r_buff0_thd3~0_77))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_98, ~#x~0.offset=|v_~#x~0.offset_148|, P2Thread1of1ForFork1_#t~ite31=|v_P2Thread1of1ForFork1_#t~ite31_1|, ~x$w_buff1~0=v_~x$w_buff1~0_101, #memory_int=|v_#memory_int_219|, ~#x~0.base=|v_~#x~0.base_148|, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_74, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_204, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_78, P2Thread1of1ForFork1_#t~mem30=|v_P2Thread1of1ForFork1_#t~mem30_1|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_218} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_98, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_1|, ~#x~0.offset=|v_~#x~0.offset_148|, ~x$w_buff1~0=v_~x$w_buff1~0_101, #memory_int=|v_#memory_int_218|, ~#x~0.base=|v_~#x~0.base_148|, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_73, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_203, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_77, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_217} AuxVars[|v_P2_#t~ite31_27|, |v_P2_#t~mem30_30|, |v_P2_#t~ite32_27|] AssignedVars[P2Thread1of1ForFork1_#t~ite32, P2Thread1of1ForFork1_#t~ite31, #memory_int, ~x$r_buff1_thd3~0, ~x$w_buff1_used~0, ~x$r_buff0_thd3~0, P2Thread1of1ForFork1_#t~mem30, ~x$w_buff0_used~0] [2022-12-13 09:37:03,694 ERROR L112 fgCompositionFactory]: Composing non-subsequent actions: [893] $Ultimate##0-->L835: Formula: (let ((.cse11 (= 0 (mod v_~x$w_buff0_used~0_652 256))) (.cse6 (= (mod v_~x$r_buff0_thd3~0_247 256) 0)) (.cse1 (mod v_~x$w_buff0_used~0_653 256)) (.cse10 (mod v_~weak$$choice0~0_190 256))) (let ((.cse15 (select |v_#memory_int_707| |v_~#x~0.base_340|)) (.cse19 (= .cse10 0)) (.cse25 (= (mod v_~weak$$choice2~0_182 256) 0)) (.cse22 (= (mod v_~x$w_buff1_used~0_592 256) 0)) (.cse2 (= .cse1 0)) (.cse3 (not .cse6)) (.cse14 (not .cse11))) (let ((.cse12 (and .cse3 .cse14)) (.cse4 (not .cse2)) (.cse8 (= 0 (mod v_~weak$$choice1~0_211 256))) (.cse5 (not .cse22)) (.cse0 (not .cse25)) (.cse13 (not (= (mod v_~x$w_buff1_used~0_591 256) 0))) (.cse7 (= (mod v_~x$r_buff1_thd3~0_235 256) 0)) (.cse9 (not .cse19)) (.cse21 (select .cse15 |v_~#x~0.offset_340|))) (and (= v_~x$w_buff0_used~0_652 (ite (= (ite .cse0 .cse1 (ite .cse2 .cse1 (ite (and .cse3 .cse4) 0 (ite (and .cse5 .cse6 .cse4 .cse7) (ite (or .cse8 .cse9) 1 0) .cse10)))) 0) 0 1)) (= v_~weak$$choice2~0_182 |v_P2Thread1of1ForFork1_#t~nondet15_36|) (= v_~x$r_buff0_thd3~0_246 (ite .cse0 v_~x$r_buff0_thd3~0_247 (ite .cse11 v_~x$r_buff0_thd3~0_247 (ite .cse12 0 (ite (and .cse6 .cse13 .cse14 .cse7) v_~x$r_buff0_thd3~0_247 0))))) (= v_~x$w_buff1_used~0_591 (ite .cse0 v_~x$w_buff1_used~0_592 (ite .cse11 v_~x$w_buff1_used~0_592 (ite .cse12 0 (ite (and .cse5 .cse6 .cse14 .cse7) v_~weak$$choice0~0_190 0))))) (= v_P2Thread1of1ForFork1_~arg.offset_18 |v_P2Thread1of1ForFork1_#in~arg.offset_18|) (= |v_P2Thread1of1ForFork1_#t~nondet14_36| v_~weak$$choice0~0_190) (= |v_#memory_int_706| (store |v_#memory_int_707| |v_~#x~0.base_340| (store .cse15 |v_~#x~0.offset_340| |v_P2_#t~ite29_52|))) (= v_~__unbuffered_p2_EAX$read_delayed_var~0.base_157 |v_~#x~0.base_340|) (= v_~__unbuffered_p2_EAX$read_delayed~0_156 1) (let ((.cse16 (= |v_P2_#t~ite23_81| |v_P2Thread1of1ForFork1_#t~ite23_36|)) (.cse17 (= |v_P2Thread1of1ForFork1_#t~mem21_36| |v_P2_#t~mem21_90|)) (.cse18 (= |v_P2_#t~ite22_87| |v_P2Thread1of1ForFork1_#t~ite22_36|)) (.cse24 (= |v_P2_#t~ite24_73| |v_P2Thread1of1ForFork1_#t~ite24_36|)) (.cse23 (= |v_P2_#t~ite20_81| |v_P2Thread1of1ForFork1_#t~ite20_36|)) (.cse20 (= |v_P2Thread1of1ForFork1_#t~mem19_36| |v_P2_#t~mem19_84|))) (or (and (= |v_P2Thread1of1ForFork1_#t~mem18_36| |v_P2_#t~mem18_56|) .cse4 (or (and .cse6 (or (and .cse5 .cse16 .cse17 .cse7 .cse18 (= |v_P2_#t~ite20_81| |v_P2_#t~ite24_73|) (or (and .cse19 (= (ite (not .cse8) v_~x$w_buff0~0_449 v_~x$w_buff1~0_394) |v_P2_#t~ite20_81|) .cse20) (and .cse9 (= |v_P2_#t~mem19_84| .cse21) (= |v_P2_#t~ite20_81| |v_P2_#t~mem19_84|)))) (and (or (not .cse7) .cse22) (or (and .cse5 .cse17 .cse18 (= |v_P2_#t~ite23_81| (ite .cse9 v_~x$w_buff1~0_394 v_~x$w_buff0~0_449))) (and (or (and .cse9 .cse17 (= |v_P2_#t~ite22_87| v_~x$w_buff0~0_449)) (and .cse19 (= |v_P2_#t~ite22_87| |v_P2_#t~mem21_90|) (= |v_P2_#t~mem21_90| .cse21))) .cse22 (= |v_P2_#t~ite22_87| |v_P2_#t~ite23_81|))) (= |v_P2_#t~ite24_73| |v_P2_#t~ite23_81|) .cse23 .cse20)) (= |v_P2_#t~ite24_73| |v_P2_#t~ite25_63|)) (and (= |v_P2_#t~ite25_63| v_~x$w_buff0~0_449) .cse3 .cse16 .cse17 .cse18 .cse24 .cse23 .cse20)) (= |v_P2_#t~ite25_63| v_~__unbuffered_p2_EAX~0_294)) (and (= |v_P2_#t~mem18_56| v_~__unbuffered_p2_EAX~0_294) .cse2 (= |v_P2_#t~ite25_63| |v_P2Thread1of1ForFork1_#t~ite25_36|) .cse16 .cse17 .cse18 .cse24 (= |v_P2_#t~mem18_56| .cse21) .cse23 .cse20))) (= v_~y~0_146 1) (or (and .cse0 (= |v_P2_#t~ite29_52| v_~x$mem_tmp~0_142) (= |v_P2Thread1of1ForFork1_#t~mem28_36| |v_P2_#t~mem28_54|)) (and .cse25 (= |v_P2_#t~ite29_52| |v_P2_#t~mem28_54|) (= |v_P2_#t~mem28_54| v_~__unbuffered_p2_EAX~0_294))) (= (ite .cse0 v_~x$r_buff1_thd3~0_235 (ite .cse11 v_~x$r_buff1_thd3~0_235 (let ((.cse26 (= (mod v_~x$r_buff0_thd3~0_246 256) 0))) (ite (and (not .cse26) .cse14) 0 (ite (and .cse13 .cse14 .cse7 .cse26) (ite .cse9 v_~x$r_buff1_thd3~0_235 0) 0))))) v_~x$r_buff1_thd3~0_234) (= .cse21 v_~x$mem_tmp~0_142) (= v_~weak$$choice1~0_211 |v_P2Thread1of1ForFork1_#t~nondet17_36|) (= |v_~#x~0.offset_340| v_~__unbuffered_p2_EAX$read_delayed_var~0.offset_157) (= v_~x$flush_delayed~0_168 0) (= v_~x$w_buff0~0_448 v_~x$w_buff0~0_449) (= v_P2Thread1of1ForFork1_~arg.base_18 |v_P2Thread1of1ForFork1_#in~arg.base_18|) (= v_~x$w_buff1~0_394 v_~x$w_buff1~0_393))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_449, P2Thread1of1ForFork1_#in~arg.offset=|v_P2Thread1of1ForFork1_#in~arg.offset_18|, P2Thread1of1ForFork1_#t~mem19=|v_P2Thread1of1ForFork1_#t~mem19_36|, P2Thread1of1ForFork1_#t~mem18=|v_P2Thread1of1ForFork1_#t~mem18_36|, ~#x~0.offset=|v_~#x~0.offset_340|, P2Thread1of1ForFork1_#t~mem28=|v_P2Thread1of1ForFork1_#t~mem28_36|, ~x$w_buff1~0=v_~x$w_buff1~0_394, P2Thread1of1ForFork1_#t~nondet14=|v_P2Thread1of1ForFork1_#t~nondet14_36|, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_235, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_592, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_247, P2Thread1of1ForFork1_#t~nondet17=|v_P2Thread1of1ForFork1_#t~nondet17_36|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_653, P2Thread1of1ForFork1_#t~nondet15=|v_P2Thread1of1ForFork1_#t~nondet15_36|, P2Thread1of1ForFork1_#t~ite24=|v_P2Thread1of1ForFork1_#t~ite24_36|, P2Thread1of1ForFork1_#t~ite25=|v_P2Thread1of1ForFork1_#t~ite25_36|, P2Thread1of1ForFork1_#t~ite20=|v_P2Thread1of1ForFork1_#t~ite20_36|, P2Thread1of1ForFork1_#t~ite22=|v_P2Thread1of1ForFork1_#t~ite22_36|, P2Thread1of1ForFork1_#t~ite23=|v_P2Thread1of1ForFork1_#t~ite23_36|, #memory_int=|v_#memory_int_707|, ~#x~0.base=|v_~#x~0.base_340|, P2Thread1of1ForFork1_#t~mem21=|v_P2Thread1of1ForFork1_#t~mem21_36|, P2Thread1of1ForFork1_#in~arg.base=|v_P2Thread1of1ForFork1_#in~arg.base_18|} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_448, ~x$flush_delayed~0=v_~x$flush_delayed~0_168, ~__unbuffered_p2_EAX$read_delayed_var~0.offset=v_~__unbuffered_p2_EAX$read_delayed_var~0.offset_157, P2Thread1of1ForFork1_#t~mem16=|v_P2Thread1of1ForFork1_#t~mem16_20|, ~__unbuffered_p2_EAX$read_delayed_var~0.base=v_~__unbuffered_p2_EAX$read_delayed_var~0.base_157, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_234, ~x$mem_tmp~0=v_~x$mem_tmp~0_142, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_246, ~weak$$choice1~0=v_~weak$$choice1~0_211, P2Thread1of1ForFork1_#t~ite26=|v_P2Thread1of1ForFork1_#t~ite26_20|, P2Thread1of1ForFork1_~arg.base=v_P2Thread1of1ForFork1_~arg.base_18, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_294, ~y~0=v_~y~0_146, P2Thread1of1ForFork1_#t~ite29=|v_P2Thread1of1ForFork1_#t~ite29_20|, P2Thread1of1ForFork1_#in~arg.offset=|v_P2Thread1of1ForFork1_#in~arg.offset_18|, P2Thread1of1ForFork1_~arg.offset=v_P2Thread1of1ForFork1_~arg.offset_18, ~#x~0.offset=|v_~#x~0.offset_340|, P2Thread1of1ForFork1_#t~mem27=|v_P2Thread1of1ForFork1_#t~mem27_20|, ~x$w_buff1~0=v_~x$w_buff1~0_393, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_591, ~__unbuffered_p2_EAX$read_delayed~0=v_~__unbuffered_p2_EAX$read_delayed~0_156, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_652, ~weak$$choice0~0=v_~weak$$choice0~0_190, #memory_int=|v_#memory_int_706|, ~#x~0.base=|v_~#x~0.base_340|, P2Thread1of1ForFork1_#in~arg.base=|v_P2Thread1of1ForFork1_#in~arg.base_18|, ~weak$$choice2~0=v_~weak$$choice2~0_182} AuxVars[|v_P2_#t~mem19_84|, |v_P2_#t~ite24_73|, |v_P2_#t~ite25_63|, |v_P2_#t~ite20_81|, |v_P2_#t~ite29_52|, |v_P2_#t~mem28_54|, |v_P2_#t~ite22_87|, |v_P2_#t~mem21_90|, |v_P2_#t~mem18_56|, |v_P2_#t~ite23_81|] AssignedVars[~x$w_buff0~0, P2Thread1of1ForFork1_#t~mem19, P2Thread1of1ForFork1_#t~mem18, ~x$flush_delayed~0, ~__unbuffered_p2_EAX$read_delayed_var~0.offset, P2Thread1of1ForFork1_#t~mem16, ~__unbuffered_p2_EAX$read_delayed_var~0.base, ~x$r_buff1_thd3~0, ~x$mem_tmp~0, ~x$r_buff0_thd3~0, P2Thread1of1ForFork1_#t~ite24, P2Thread1of1ForFork1_#t~ite25, ~weak$$choice1~0, P2Thread1of1ForFork1_#t~ite26, P2Thread1of1ForFork1_#t~ite20, P2Thread1of1ForFork1_~arg.base, P2Thread1of1ForFork1_#t~ite22, P2Thread1of1ForFork1_#t~ite23, ~__unbuffered_p2_EAX~0, ~y~0, P2Thread1of1ForFork1_#t~ite29, P2Thread1of1ForFork1_~arg.offset, P2Thread1of1ForFork1_#t~mem28, P2Thread1of1ForFork1_#t~mem27, ~x$w_buff1~0, P2Thread1of1ForFork1_#t~nondet14, ~x$w_buff1_used~0, P2Thread1of1ForFork1_#t~nondet17, ~__unbuffered_p2_EAX$read_delayed~0, ~x$w_buff0_used~0, P2Thread1of1ForFork1_#t~nondet15, ~weak$$choice0~0, #memory_int, P2Thread1of1ForFork1_#t~mem21, ~weak$$choice2~0] and [903] $Ultimate##0-->L842: Formula: (let ((.cse25 (= (mod v_~x$w_buff1_used~0_631 256) 0)) (.cse3 (= 0 (mod v_~x$r_buff1_thd1~0_292 256))) (.cse9 (= (mod v_~x$r_buff0_thd1~0_298 256) 0)) (.cse27 (= (mod v_~x$w_buff0_used~0_698 256) 0))) (let ((.cse24 (not .cse27)) (.cse11 (not .cse9)) (.cse8 (and .cse3 .cse9)) (.cse26 (and .cse25 .cse9)) (.cse15 (= (mod v_~weak$$choice2~0_206 256) 0))) (let ((.cse1 (not .cse15)) (.cse22 (or .cse27 .cse8 .cse26)) (.cse23 (and .cse24 .cse11))) (let ((.cse20 (ite .cse1 v_~x$w_buff0_used~0_698 (ite .cse22 v_~x$w_buff0_used~0_698 (ite .cse23 0 v_~x$w_buff0_used~0_698))))) (let ((.cse2 (= (mod .cse20 256) 0))) (let ((.cse18 (= (mod v_~x$r_buff0_thd3~0_273 256) 0)) (.cse14 (ite .cse1 v_~x$w_buff1_used~0_631 (ite (or .cse8 .cse26 .cse2) v_~x$w_buff1_used~0_631 0)))) (let ((.cse0 (select |v_#memory_int_752| |v_~#x~0.base_360|)) (.cse16 (= (mod v_~x$r_buff1_thd3~0_261 256) 0)) (.cse5 (= (mod .cse14 256) 0)) (.cse21 (not (= (mod v_~x$w_buff0_used~0_696 256) 0))) (.cse19 (not .cse18))) (let ((.cse7 (and .cse21 .cse19)) (.cse12 (not .cse5)) (.cse10 (not .cse2)) (.cse13 (not .cse16)) (.cse6 (select .cse0 |v_~#x~0.offset_360|))) (and (= v_~y~0_170 2) (= v_~weak$$choice0~0_214 |v_P0Thread1of1ForFork2_#t~nondet3_198|) (= (store |v_#memory_int_752| |v_~#x~0.base_360| (store .cse0 |v_~#x~0.offset_360| |v_P2_#t~ite32_60|)) |v_#memory_int_750|) (= (ite .cse1 v_~x$r_buff1_thd1~0_292 (ite (let ((.cse4 (= 0 (mod v_~x$r_buff0_thd1~0_297 256)))) (or .cse2 (and .cse3 .cse4) (and .cse5 .cse4))) v_~x$r_buff1_thd1~0_292 0)) v_~x$r_buff1_thd1~0_291) (= .cse6 v_~x$mem_tmp~0_166) (= (ite .cse7 0 v_~x$r_buff0_thd3~0_273) v_~x$r_buff0_thd3~0_272) (= v_~x$w_buff1~0_432 v_~x$w_buff1~0_431) (= |v_P0Thread1of1ForFork2_#in~arg.offset_33| v_P0Thread1of1ForFork2_~arg.offset_33) (= v_~x$r_buff0_thd1~0_297 (ite .cse1 v_~x$r_buff0_thd1~0_298 (ite (or .cse8 .cse2 (and .cse5 .cse9)) v_~x$r_buff0_thd1~0_298 (ite (and .cse10 .cse11) 0 v_~x$r_buff0_thd1~0_298)))) (= (ite (or .cse7 (and .cse12 .cse13)) 0 .cse14) v_~x$w_buff1_used~0_629) (= v_~x$flush_delayed~0_192 0) (= v_~weak$$choice2~0_206 |v_P0Thread1of1ForFork2_#t~nondet4_198|) (or (and (= |v_P0_#t~ite10_144| v_~x$mem_tmp~0_166) (= |v_P0Thread1of1ForFork2_#t~mem9_198| |v_P0_#t~mem9_143|) .cse1) (and (= |v_P0_#t~ite10_144| |v_P0_#t~mem9_143|) (= v_~__unbuffered_p0_EAX~0_211 |v_P0_#t~mem9_143|) .cse15)) (= v_P0Thread1of1ForFork2_~arg.base_33 |v_P0Thread1of1ForFork2_#in~arg.base_33|) (let ((.cse17 (= |v_P2Thread1of1ForFork1_#t~mem30_58| |v_P2_#t~mem30_63|))) (or (and (= |v_P2_#t~ite31_60| |v_P2_#t~ite32_60|) (or (and (= |v_P0_#t~ite10_144| |v_P2_#t~mem30_63|) (= |v_P2_#t~ite31_60| |v_P2_#t~mem30_63|) (or .cse5 .cse16)) (and .cse17 .cse12 .cse13 (= |v_P2_#t~ite31_60| v_~x$w_buff1~0_431))) (or .cse18 .cse2)) (and .cse10 .cse17 (= |v_P2_#t~ite31_60| |v_P2Thread1of1ForFork1_#t~ite31_58|) (= |v_P2_#t~ite32_60| v_~x$w_buff0~0_492) .cse19))) (= v_~x$w_buff0~0_493 v_~x$w_buff0~0_492) (= v_~x$w_buff0_used~0_696 (ite (and .cse10 .cse19) 0 .cse20)) (= v_~x$r_buff1_thd3~0_260 (ite (or (and (not (= (mod v_~x$r_buff0_thd3~0_272 256) 0)) .cse21) (and .cse13 (not (= (mod v_~x$w_buff1_used~0_629 256) 0)))) 0 v_~x$r_buff1_thd3~0_261)) (or (and (= v_~__unbuffered_p0_EAX~0_211 |v_P0_#t~mem6_145|) .cse22 (= .cse6 |v_P0_#t~mem6_145|)) (and (= (ite .cse23 v_~x$w_buff0~0_493 v_~x$w_buff1~0_432) v_~__unbuffered_p0_EAX~0_211) (or (not .cse3) .cse11) .cse24 (= |v_P0Thread1of1ForFork2_#t~mem6_198| |v_P0_#t~mem6_145|) (or (not .cse25) .cse11)))))))))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_493, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_298, ~#x~0.offset=|v_~#x~0.offset_360|, ~x$w_buff1~0=v_~x$w_buff1~0_432, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_261, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_631, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_292, P0Thread1of1ForFork2_#in~arg.base=|v_P0Thread1of1ForFork2_#in~arg.base_33|, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_273, P0Thread1of1ForFork2_#t~mem9=|v_P0Thread1of1ForFork2_#t~mem9_198|, P0Thread1of1ForFork2_#t~mem6=|v_P0Thread1of1ForFork2_#t~mem6_198|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_698, P0Thread1of1ForFork2_#in~arg.offset=|v_P0Thread1of1ForFork2_#in~arg.offset_33|, P2Thread1of1ForFork1_#t~ite31=|v_P2Thread1of1ForFork1_#t~ite31_58|, #memory_int=|v_#memory_int_752|, ~#x~0.base=|v_~#x~0.base_360|, P2Thread1of1ForFork1_#t~mem30=|v_P2Thread1of1ForFork1_#t~mem30_58|, P0Thread1of1ForFork2_#t~nondet4=|v_P0Thread1of1ForFork2_#t~nondet4_198|, P0Thread1of1ForFork2_#t~nondet3=|v_P0Thread1of1ForFork2_#t~nondet3_198|} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_492, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_297, ~x$flush_delayed~0=v_~x$flush_delayed~0_192, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_260, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_291, P0Thread1of1ForFork2_#t~mem8=|v_P0Thread1of1ForFork2_#t~mem8_101|, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_272, ~x$mem_tmp~0=v_~x$mem_tmp~0_166, P0Thread1of1ForFork2_#t~mem5=|v_P0Thread1of1ForFork2_#t~mem5_101|, P0Thread1of1ForFork2_~arg.base=v_P0Thread1of1ForFork2_~arg.base_33, ~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_211, P0Thread1of1ForFork2_#in~arg.offset=|v_P0Thread1of1ForFork2_#in~arg.offset_33|, P0Thread1of1ForFork2_~arg.offset=v_P0Thread1of1ForFork2_~arg.offset_33, ~y~0=v_~y~0_170, P0Thread1of1ForFork2_#t~ite10=|v_P0Thread1of1ForFork2_#t~ite10_101|, ~#x~0.offset=|v_~#x~0.offset_360|, ~x$w_buff1~0=v_~x$w_buff1~0_431, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_629, P0Thread1of1ForFork2_#in~arg.base=|v_P0Thread1of1ForFork2_#in~arg.base_33|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_696, ~weak$$choice0~0=v_~weak$$choice0~0_214, P2Thread1of1ForFork1_#t~ite32=|v_P2Thread1of1ForFork1_#t~ite32_31|, P0Thread1of1ForFork2_#t~ite7=|v_P0Thread1of1ForFork2_#t~ite7_101|, #memory_int=|v_#memory_int_750|, ~#x~0.base=|v_~#x~0.base_360|, ~weak$$choice2~0=v_~weak$$choice2~0_206} AuxVars[|v_P2_#t~ite32_60|, |v_P0_#t~mem9_143|, |v_P2_#t~ite31_60|, |v_P0_#t~ite10_144|, |v_P2_#t~mem30_63|, |v_P0_#t~mem6_145|] AssignedVars[~x$w_buff0~0, ~x$r_buff0_thd1~0, ~x$flush_delayed~0, ~x$r_buff1_thd3~0, ~x$r_buff1_thd1~0, P0Thread1of1ForFork2_#t~mem8, ~x$r_buff0_thd3~0, ~x$mem_tmp~0, P0Thread1of1ForFork2_#t~mem9, P0Thread1of1ForFork2_#t~mem6, P0Thread1of1ForFork2_#t~mem5, P0Thread1of1ForFork2_~arg.base, ~__unbuffered_p0_EAX~0, P0Thread1of1ForFork2_~arg.offset, ~y~0, P2Thread1of1ForFork1_#t~mem30, P0Thread1of1ForFork2_#t~ite10, ~x$w_buff1~0, ~x$w_buff1_used~0, ~x$w_buff0_used~0, ~weak$$choice0~0, P2Thread1of1ForFork1_#t~ite32, P0Thread1of1ForFork2_#t~ite7, P2Thread1of1ForFork1_#t~ite31, #memory_int, ~weak$$choice2~0, P0Thread1of1ForFork2_#t~nondet4, P0Thread1of1ForFork2_#t~nondet3] [2022-12-13 09:37:10,426 ERROR L112 fgCompositionFactory]: Composing non-subsequent actions: [893] $Ultimate##0-->L835: Formula: (let ((.cse11 (= 0 (mod v_~x$w_buff0_used~0_652 256))) (.cse6 (= (mod v_~x$r_buff0_thd3~0_247 256) 0)) (.cse1 (mod v_~x$w_buff0_used~0_653 256)) (.cse10 (mod v_~weak$$choice0~0_190 256))) (let ((.cse15 (select |v_#memory_int_707| |v_~#x~0.base_340|)) (.cse19 (= .cse10 0)) (.cse25 (= (mod v_~weak$$choice2~0_182 256) 0)) (.cse22 (= (mod v_~x$w_buff1_used~0_592 256) 0)) (.cse2 (= .cse1 0)) (.cse3 (not .cse6)) (.cse14 (not .cse11))) (let ((.cse12 (and .cse3 .cse14)) (.cse4 (not .cse2)) (.cse8 (= 0 (mod v_~weak$$choice1~0_211 256))) (.cse5 (not .cse22)) (.cse0 (not .cse25)) (.cse13 (not (= (mod v_~x$w_buff1_used~0_591 256) 0))) (.cse7 (= (mod v_~x$r_buff1_thd3~0_235 256) 0)) (.cse9 (not .cse19)) (.cse21 (select .cse15 |v_~#x~0.offset_340|))) (and (= v_~x$w_buff0_used~0_652 (ite (= (ite .cse0 .cse1 (ite .cse2 .cse1 (ite (and .cse3 .cse4) 0 (ite (and .cse5 .cse6 .cse4 .cse7) (ite (or .cse8 .cse9) 1 0) .cse10)))) 0) 0 1)) (= v_~weak$$choice2~0_182 |v_P2Thread1of1ForFork1_#t~nondet15_36|) (= v_~x$r_buff0_thd3~0_246 (ite .cse0 v_~x$r_buff0_thd3~0_247 (ite .cse11 v_~x$r_buff0_thd3~0_247 (ite .cse12 0 (ite (and .cse6 .cse13 .cse14 .cse7) v_~x$r_buff0_thd3~0_247 0))))) (= v_~x$w_buff1_used~0_591 (ite .cse0 v_~x$w_buff1_used~0_592 (ite .cse11 v_~x$w_buff1_used~0_592 (ite .cse12 0 (ite (and .cse5 .cse6 .cse14 .cse7) v_~weak$$choice0~0_190 0))))) (= v_P2Thread1of1ForFork1_~arg.offset_18 |v_P2Thread1of1ForFork1_#in~arg.offset_18|) (= |v_P2Thread1of1ForFork1_#t~nondet14_36| v_~weak$$choice0~0_190) (= |v_#memory_int_706| (store |v_#memory_int_707| |v_~#x~0.base_340| (store .cse15 |v_~#x~0.offset_340| |v_P2_#t~ite29_52|))) (= v_~__unbuffered_p2_EAX$read_delayed_var~0.base_157 |v_~#x~0.base_340|) (= v_~__unbuffered_p2_EAX$read_delayed~0_156 1) (let ((.cse16 (= |v_P2_#t~ite23_81| |v_P2Thread1of1ForFork1_#t~ite23_36|)) (.cse17 (= |v_P2Thread1of1ForFork1_#t~mem21_36| |v_P2_#t~mem21_90|)) (.cse18 (= |v_P2_#t~ite22_87| |v_P2Thread1of1ForFork1_#t~ite22_36|)) (.cse24 (= |v_P2_#t~ite24_73| |v_P2Thread1of1ForFork1_#t~ite24_36|)) (.cse23 (= |v_P2_#t~ite20_81| |v_P2Thread1of1ForFork1_#t~ite20_36|)) (.cse20 (= |v_P2Thread1of1ForFork1_#t~mem19_36| |v_P2_#t~mem19_84|))) (or (and (= |v_P2Thread1of1ForFork1_#t~mem18_36| |v_P2_#t~mem18_56|) .cse4 (or (and .cse6 (or (and .cse5 .cse16 .cse17 .cse7 .cse18 (= |v_P2_#t~ite20_81| |v_P2_#t~ite24_73|) (or (and .cse19 (= (ite (not .cse8) v_~x$w_buff0~0_449 v_~x$w_buff1~0_394) |v_P2_#t~ite20_81|) .cse20) (and .cse9 (= |v_P2_#t~mem19_84| .cse21) (= |v_P2_#t~ite20_81| |v_P2_#t~mem19_84|)))) (and (or (not .cse7) .cse22) (or (and .cse5 .cse17 .cse18 (= |v_P2_#t~ite23_81| (ite .cse9 v_~x$w_buff1~0_394 v_~x$w_buff0~0_449))) (and (or (and .cse9 .cse17 (= |v_P2_#t~ite22_87| v_~x$w_buff0~0_449)) (and .cse19 (= |v_P2_#t~ite22_87| |v_P2_#t~mem21_90|) (= |v_P2_#t~mem21_90| .cse21))) .cse22 (= |v_P2_#t~ite22_87| |v_P2_#t~ite23_81|))) (= |v_P2_#t~ite24_73| |v_P2_#t~ite23_81|) .cse23 .cse20)) (= |v_P2_#t~ite24_73| |v_P2_#t~ite25_63|)) (and (= |v_P2_#t~ite25_63| v_~x$w_buff0~0_449) .cse3 .cse16 .cse17 .cse18 .cse24 .cse23 .cse20)) (= |v_P2_#t~ite25_63| v_~__unbuffered_p2_EAX~0_294)) (and (= |v_P2_#t~mem18_56| v_~__unbuffered_p2_EAX~0_294) .cse2 (= |v_P2_#t~ite25_63| |v_P2Thread1of1ForFork1_#t~ite25_36|) .cse16 .cse17 .cse18 .cse24 (= |v_P2_#t~mem18_56| .cse21) .cse23 .cse20))) (= v_~y~0_146 1) (or (and .cse0 (= |v_P2_#t~ite29_52| v_~x$mem_tmp~0_142) (= |v_P2Thread1of1ForFork1_#t~mem28_36| |v_P2_#t~mem28_54|)) (and .cse25 (= |v_P2_#t~ite29_52| |v_P2_#t~mem28_54|) (= |v_P2_#t~mem28_54| v_~__unbuffered_p2_EAX~0_294))) (= (ite .cse0 v_~x$r_buff1_thd3~0_235 (ite .cse11 v_~x$r_buff1_thd3~0_235 (let ((.cse26 (= (mod v_~x$r_buff0_thd3~0_246 256) 0))) (ite (and (not .cse26) .cse14) 0 (ite (and .cse13 .cse14 .cse7 .cse26) (ite .cse9 v_~x$r_buff1_thd3~0_235 0) 0))))) v_~x$r_buff1_thd3~0_234) (= .cse21 v_~x$mem_tmp~0_142) (= v_~weak$$choice1~0_211 |v_P2Thread1of1ForFork1_#t~nondet17_36|) (= |v_~#x~0.offset_340| v_~__unbuffered_p2_EAX$read_delayed_var~0.offset_157) (= v_~x$flush_delayed~0_168 0) (= v_~x$w_buff0~0_448 v_~x$w_buff0~0_449) (= v_P2Thread1of1ForFork1_~arg.base_18 |v_P2Thread1of1ForFork1_#in~arg.base_18|) (= v_~x$w_buff1~0_394 v_~x$w_buff1~0_393))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_449, P2Thread1of1ForFork1_#in~arg.offset=|v_P2Thread1of1ForFork1_#in~arg.offset_18|, P2Thread1of1ForFork1_#t~mem19=|v_P2Thread1of1ForFork1_#t~mem19_36|, P2Thread1of1ForFork1_#t~mem18=|v_P2Thread1of1ForFork1_#t~mem18_36|, ~#x~0.offset=|v_~#x~0.offset_340|, P2Thread1of1ForFork1_#t~mem28=|v_P2Thread1of1ForFork1_#t~mem28_36|, ~x$w_buff1~0=v_~x$w_buff1~0_394, P2Thread1of1ForFork1_#t~nondet14=|v_P2Thread1of1ForFork1_#t~nondet14_36|, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_235, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_592, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_247, P2Thread1of1ForFork1_#t~nondet17=|v_P2Thread1of1ForFork1_#t~nondet17_36|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_653, P2Thread1of1ForFork1_#t~nondet15=|v_P2Thread1of1ForFork1_#t~nondet15_36|, P2Thread1of1ForFork1_#t~ite24=|v_P2Thread1of1ForFork1_#t~ite24_36|, P2Thread1of1ForFork1_#t~ite25=|v_P2Thread1of1ForFork1_#t~ite25_36|, P2Thread1of1ForFork1_#t~ite20=|v_P2Thread1of1ForFork1_#t~ite20_36|, P2Thread1of1ForFork1_#t~ite22=|v_P2Thread1of1ForFork1_#t~ite22_36|, P2Thread1of1ForFork1_#t~ite23=|v_P2Thread1of1ForFork1_#t~ite23_36|, #memory_int=|v_#memory_int_707|, ~#x~0.base=|v_~#x~0.base_340|, P2Thread1of1ForFork1_#t~mem21=|v_P2Thread1of1ForFork1_#t~mem21_36|, P2Thread1of1ForFork1_#in~arg.base=|v_P2Thread1of1ForFork1_#in~arg.base_18|} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_448, ~x$flush_delayed~0=v_~x$flush_delayed~0_168, ~__unbuffered_p2_EAX$read_delayed_var~0.offset=v_~__unbuffered_p2_EAX$read_delayed_var~0.offset_157, P2Thread1of1ForFork1_#t~mem16=|v_P2Thread1of1ForFork1_#t~mem16_20|, ~__unbuffered_p2_EAX$read_delayed_var~0.base=v_~__unbuffered_p2_EAX$read_delayed_var~0.base_157, ~x$r_buff1_thd3~0=v_~x$r_buff1_thd3~0_234, ~x$mem_tmp~0=v_~x$mem_tmp~0_142, ~x$r_buff0_thd3~0=v_~x$r_buff0_thd3~0_246, ~weak$$choice1~0=v_~weak$$choice1~0_211, P2Thread1of1ForFork1_#t~ite26=|v_P2Thread1of1ForFork1_#t~ite26_20|, P2Thread1of1ForFork1_~arg.base=v_P2Thread1of1ForFork1_~arg.base_18, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_294, ~y~0=v_~y~0_146, P2Thread1of1ForFork1_#t~ite29=|v_P2Thread1of1ForFork1_#t~ite29_20|, P2Thread1of1ForFork1_#in~arg.offset=|v_P2Thread1of1ForFork1_#in~arg.offset_18|, P2Thread1of1ForFork1_~arg.offset=v_P2Thread1of1ForFork1_~arg.offset_18, ~#x~0.offset=|v_~#x~0.offset_340|, P2Thread1of1ForFork1_#t~mem27=|v_P2Thread1of1ForFork1_#t~mem27_20|, ~x$w_buff1~0=v_~x$w_buff1~0_393, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_591, ~__unbuffered_p2_EAX$read_delayed~0=v_~__unbuffered_p2_EAX$read_delayed~0_156, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_652, ~weak$$choice0~0=v_~weak$$choice0~0_190, #memory_int=|v_#memory_int_706|, ~#x~0.base=|v_~#x~0.base_340|, P2Thread1of1ForFork1_#in~arg.base=|v_P2Thread1of1ForFork1_#in~arg.base_18|, ~weak$$choice2~0=v_~weak$$choice2~0_182} AuxVars[|v_P2_#t~mem19_84|, |v_P2_#t~ite24_73|, |v_P2_#t~ite25_63|, |v_P2_#t~ite20_81|, |v_P2_#t~ite29_52|, |v_P2_#t~mem28_54|, |v_P2_#t~ite22_87|, |v_P2_#t~mem21_90|, |v_P2_#t~mem18_56|, |v_P2_#t~ite23_81|] AssignedVars[~x$w_buff0~0, P2Thread1of1ForFork1_#t~mem19, P2Thread1of1ForFork1_#t~mem18, ~x$flush_delayed~0, ~__unbuffered_p2_EAX$read_delayed_var~0.offset, P2Thread1of1ForFork1_#t~mem16, ~__unbuffered_p2_EAX$read_delayed_var~0.base, ~x$r_buff1_thd3~0, ~x$mem_tmp~0, ~x$r_buff0_thd3~0, P2Thread1of1ForFork1_#t~ite24, P2Thread1of1ForFork1_#t~ite25, ~weak$$choice1~0, P2Thread1of1ForFork1_#t~ite26, P2Thread1of1ForFork1_#t~ite20, P2Thread1of1ForFork1_~arg.base, P2Thread1of1ForFork1_#t~ite22, P2Thread1of1ForFork1_#t~ite23, ~__unbuffered_p2_EAX~0, ~y~0, P2Thread1of1ForFork1_#t~ite29, P2Thread1of1ForFork1_~arg.offset, P2Thread1of1ForFork1_#t~mem28, P2Thread1of1ForFork1_#t~mem27, ~x$w_buff1~0, P2Thread1of1ForFork1_#t~nondet14, ~x$w_buff1_used~0, P2Thread1of1ForFork1_#t~nondet17, ~__unbuffered_p2_EAX$read_delayed~0, ~x$w_buff0_used~0, P2Thread1of1ForFork1_#t~nondet15, ~weak$$choice0~0, #memory_int, P2Thread1of1ForFork1_#t~mem21, ~weak$$choice2~0] and [897] $Ultimate##0-->L778: Formula: (let ((.cse15 (= (mod v_~x$w_buff1_used~0_606 256) 0)) (.cse5 (= (mod v_~x$r_buff1_thd1~0_276 256) 0)) (.cse8 (= (mod v_~x$r_buff0_thd1~0_274 256) 0)) (.cse16 (= (mod v_~x$w_buff0_used~0_669 256) 0))) (let ((.cse13 (not .cse16)) (.cse9 (not .cse8)) (.cse7 (and .cse5 .cse8)) (.cse10 (and .cse15 .cse8)) (.cse11 (= (mod v_~weak$$choice2~0_190 256) 0)) (.cse0 (select |v_#memory_int_723| |v_~#x~0.base_348|))) (let ((.cse3 (= (mod v_~x$w_buff1_used~0_605 256) 0)) (.cse4 (= (mod v_~x$w_buff0_used~0_668 256) 0)) (.cse6 (select .cse0 |v_~#x~0.offset_348|)) (.cse1 (not .cse11)) (.cse12 (or .cse16 .cse7 .cse10)) (.cse14 (and .cse13 .cse9))) (and (= |v_P0Thread1of1ForFork2_#in~arg.offset_21| v_P0Thread1of1ForFork2_~arg.offset_21) (= v_~weak$$choice2~0_190 |v_P0Thread1of1ForFork2_#t~nondet4_174|) (= (store |v_#memory_int_723| |v_~#x~0.base_348| (store .cse0 |v_~#x~0.offset_348| |v_P0_#t~ite10_132|)) |v_#memory_int_722|) (= v_~x$r_buff1_thd1~0_275 (ite .cse1 v_~x$r_buff1_thd1~0_276 (ite (let ((.cse2 (= (mod v_~x$r_buff0_thd1~0_273 256) 0))) (or (and .cse2 .cse3) .cse4 (and .cse2 .cse5))) v_~x$r_buff1_thd1~0_276 0))) (= .cse6 v_~x$mem_tmp~0_150) (= v_~x$w_buff1~0_408 v_~x$w_buff1~0_407) (= v_~x$w_buff0~0_465 v_~x$w_buff0~0_464) (= v_~weak$$choice0~0_198 |v_P0Thread1of1ForFork2_#t~nondet3_174|) (= v_P0Thread1of1ForFork2_~arg.base_21 |v_P0Thread1of1ForFork2_#in~arg.base_21|) (= (ite .cse1 v_~x$r_buff0_thd1~0_274 (ite (or .cse7 .cse4 (and .cse3 .cse8)) v_~x$r_buff0_thd1~0_274 (ite (and (not .cse4) .cse9) 0 v_~x$r_buff0_thd1~0_274))) v_~x$r_buff0_thd1~0_273) (= v_~x$flush_delayed~0_176 0) (= (ite .cse1 v_~x$w_buff1_used~0_606 (ite (or .cse7 .cse10 .cse4) v_~x$w_buff1_used~0_606 0)) v_~x$w_buff1_used~0_605) (or (and (= |v_P0Thread1of1ForFork2_#t~mem9_174| |v_P0_#t~mem9_131|) (= |v_P0_#t~ite10_132| v_~x$mem_tmp~0_150) .cse1) (and .cse11 (= v_~__unbuffered_p0_EAX~0_199 |v_P0_#t~mem9_131|) (= |v_P0_#t~ite10_132| |v_P0_#t~mem9_131|))) (= v_~y~0_154 2) (or (and .cse12 (= v_~__unbuffered_p0_EAX~0_199 |v_P0_#t~mem6_133|) (= .cse6 |v_P0_#t~mem6_133|)) (and (= |v_P0Thread1of1ForFork2_#t~mem6_174| |v_P0_#t~mem6_133|) .cse13 (= v_~__unbuffered_p0_EAX~0_199 (ite .cse14 v_~x$w_buff0~0_465 v_~x$w_buff1~0_408)) (or .cse9 (not .cse5)) (or (not .cse15) .cse9))) (= v_~x$w_buff0_used~0_668 (ite .cse1 v_~x$w_buff0_used~0_669 (ite .cse12 v_~x$w_buff0_used~0_669 (ite .cse14 0 v_~x$w_buff0_used~0_669)))))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_465, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_274, ~#x~0.offset=|v_~#x~0.offset_348|, ~x$w_buff1~0=v_~x$w_buff1~0_408, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_606, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_276, P0Thread1of1ForFork2_#in~arg.base=|v_P0Thread1of1ForFork2_#in~arg.base_21|, P0Thread1of1ForFork2_#t~mem9=|v_P0Thread1of1ForFork2_#t~mem9_174|, P0Thread1of1ForFork2_#t~mem6=|v_P0Thread1of1ForFork2_#t~mem6_174|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_669, P0Thread1of1ForFork2_#in~arg.offset=|v_P0Thread1of1ForFork2_#in~arg.offset_21|, #memory_int=|v_#memory_int_723|, ~#x~0.base=|v_~#x~0.base_348|, P0Thread1of1ForFork2_#t~nondet4=|v_P0Thread1of1ForFork2_#t~nondet4_174|, P0Thread1of1ForFork2_#t~nondet3=|v_P0Thread1of1ForFork2_#t~nondet3_174|} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_464, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_273, ~x$flush_delayed~0=v_~x$flush_delayed~0_176, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_275, P0Thread1of1ForFork2_#t~mem8=|v_P0Thread1of1ForFork2_#t~mem8_89|, ~x$mem_tmp~0=v_~x$mem_tmp~0_150, P0Thread1of1ForFork2_#t~mem5=|v_P0Thread1of1ForFork2_#t~mem5_89|, P0Thread1of1ForFork2_~arg.base=v_P0Thread1of1ForFork2_~arg.base_21, ~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_199, P0Thread1of1ForFork2_#in~arg.offset=|v_P0Thread1of1ForFork2_#in~arg.offset_21|, P0Thread1of1ForFork2_~arg.offset=v_P0Thread1of1ForFork2_~arg.offset_21, ~y~0=v_~y~0_154, P0Thread1of1ForFork2_#t~ite10=|v_P0Thread1of1ForFork2_#t~ite10_89|, ~#x~0.offset=|v_~#x~0.offset_348|, ~x$w_buff1~0=v_~x$w_buff1~0_407, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_605, P0Thread1of1ForFork2_#in~arg.base=|v_P0Thread1of1ForFork2_#in~arg.base_21|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_668, ~weak$$choice0~0=v_~weak$$choice0~0_198, P0Thread1of1ForFork2_#t~ite7=|v_P0Thread1of1ForFork2_#t~ite7_89|, #memory_int=|v_#memory_int_722|, ~#x~0.base=|v_~#x~0.base_348|, ~weak$$choice2~0=v_~weak$$choice2~0_190} AuxVars[|v_P0_#t~mem9_131|, |v_P0_#t~ite10_132|, |v_P0_#t~mem6_133|] AssignedVars[~x$w_buff0~0, ~x$r_buff0_thd1~0, ~x$flush_delayed~0, ~x$w_buff1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd1~0, P0Thread1of1ForFork2_#t~mem8, ~x$mem_tmp~0, P0Thread1of1ForFork2_#t~mem9, P0Thread1of1ForFork2_#t~mem6, P0Thread1of1ForFork2_#t~mem5, P0Thread1of1ForFork2_~arg.base, ~x$w_buff0_used~0, ~weak$$choice0~0, ~__unbuffered_p0_EAX~0, P0Thread1of1ForFork2_#t~ite7, P0Thread1of1ForFork2_~arg.offset, #memory_int, ~y~0, ~weak$$choice2~0, P0Thread1of1ForFork2_#t~nondet4, P0Thread1of1ForFork2_#t~nondet3, P0Thread1of1ForFork2_#t~ite10] [2022-12-13 09:37:13,142 INFO L241 LiptonReduction]: Total number of compositions: 8 [2022-12-13 09:37:13,143 INFO L158 eatedLiptonReduction]: Time needed for LBE in milliseconds: 28166 [2022-12-13 09:37:13,143 INFO L495 AbstractCegarLoop]: Abstraction has has 59 places, 60 transitions, 501 flow [2022-12-13 09:37:13,144 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 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) [2022-12-13 09:37:13,144 INFO L206 CegarLoopForPetriNet]: Found error trace [2022-12-13 09:37:13,144 INFO L214 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 09:37:13,144 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-12-13 09:37:13,144 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2022-12-13 09:37:13,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:37:13,144 INFO L85 PathProgramCache]: Analyzing trace with hash 448451207, now seen corresponding path program 1 times [2022-12-13 09:37:13,144 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:37:13,144 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [902187468] [2022-12-13 09:37:13,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:37:13,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:37:13,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 09:37:13,181 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 09:37:13,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 09:37:13,248 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 09:37:13,249 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-13 09:37:13,249 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 6 remaining) [2022-12-13 09:37:13,250 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION (4 of 6 remaining) [2022-12-13 09:37:13,251 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 6 remaining) [2022-12-13 09:37:13,251 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 6 remaining) [2022-12-13 09:37:13,253 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 6 remaining) [2022-12-13 09:37:13,253 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 6 remaining) [2022-12-13 09:37:13,254 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-12-13 09:37:13,254 INFO L445 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 09:37:13,258 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-12-13 09:37:13,258 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 09:37:13,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 09:37:13 BasicIcfg [2022-12-13 09:37:13,320 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 09:37:13,321 INFO L158 Benchmark]: Toolchain (without parser) took 67901.29ms. Allocated memory was 173.0MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 148.3MB in the beginning and 1.2GB in the end (delta: -1.0GB). Peak memory consumption was 136.3MB. Max. memory is 8.0GB. [2022-12-13 09:37:13,321 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 173.0MB. Free memory is still 150.2MB. There was no memory consumed. Max. memory is 8.0GB. [2022-12-13 09:37:13,321 INFO L158 Benchmark]: CACSL2BoogieTranslator took 415.79ms. Allocated memory is still 173.0MB. Free memory was 147.8MB in the beginning and 119.8MB in the end (delta: 28.0MB). Peak memory consumption was 28.3MB. Max. memory is 8.0GB. [2022-12-13 09:37:13,322 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.44ms. Allocated memory is still 173.0MB. Free memory was 119.8MB in the beginning and 117.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-12-13 09:37:13,322 INFO L158 Benchmark]: Boogie Preprocessor took 45.43ms. Allocated memory is still 173.0MB. Free memory was 117.3MB in the beginning and 114.7MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-12-13 09:37:13,322 INFO L158 Benchmark]: RCFGBuilder took 836.63ms. Allocated memory was 173.0MB in the beginning and 233.8MB in the end (delta: 60.8MB). Free memory was 114.7MB in the beginning and 154.0MB in the end (delta: -39.3MB). Peak memory consumption was 28.8MB. Max. memory is 8.0GB. [2022-12-13 09:37:13,322 INFO L158 Benchmark]: TraceAbstraction took 66559.30ms. Allocated memory was 233.8MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 153.0MB in the beginning and 1.2GB in the end (delta: -1.0GB). Peak memory consumption was 80.3MB. Max. memory is 8.0GB. [2022-12-13 09:37:13,323 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 173.0MB. Free memory is still 150.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 415.79ms. Allocated memory is still 173.0MB. Free memory was 147.8MB in the beginning and 119.8MB in the end (delta: 28.0MB). Peak memory consumption was 28.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 39.44ms. Allocated memory is still 173.0MB. Free memory was 119.8MB in the beginning and 117.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 45.43ms. Allocated memory is still 173.0MB. Free memory was 117.3MB in the beginning and 114.7MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 836.63ms. Allocated memory was 173.0MB in the beginning and 233.8MB in the end (delta: 60.8MB). Free memory was 114.7MB in the beginning and 154.0MB in the end (delta: -39.3MB). Peak memory consumption was 28.8MB. Max. memory is 8.0GB. * TraceAbstraction took 66559.30ms. Allocated memory was 233.8MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 153.0MB in the beginning and 1.2GB in the end (delta: -1.0GB). Peak memory consumption was 80.3MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 9.5s, 129 PlacesBefore, 68 PlacesAfterwards, 121 TransitionsBefore, 58 TransitionsAfterwards, 1692 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 2 ConcurrentSequentialCompositions, 56 TrivialYvCompositions, 42 ConcurrentYvCompositions, 4 ChoiceCompositions, 104 TotalNumberOfCompositions, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 2898, independent: 2732, independent conditional: 2732, independent unconditional: 0, dependent: 166, dependent conditional: 166, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1882, independent: 1834, independent conditional: 0, independent unconditional: 1834, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1882, independent: 1834, independent conditional: 0, independent unconditional: 1834, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1882, independent: 1800, independent conditional: 0, independent unconditional: 1800, dependent: 82, dependent conditional: 0, dependent unconditional: 82, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 82, independent: 34, independent conditional: 0, independent unconditional: 34, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 494, independent: 30, independent conditional: 0, independent unconditional: 30, dependent: 464, dependent conditional: 0, dependent unconditional: 464, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2898, independent: 898, independent conditional: 898, independent unconditional: 0, dependent: 118, dependent conditional: 118, dependent unconditional: 0, unknown: 1882, unknown conditional: 1882, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1886, Positive cache size: 1838, Positive conditional cache size: 1838, Positive unconditional cache size: 0, Negative cache size: 48, Negative conditional cache size: 48, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 0.1s, 39 PlacesBefore, 39 PlacesAfterwards, 30 TransitionsBefore, 30 TransitionsAfterwards, 488 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 176, independent: 146, independent conditional: 146, independent unconditional: 0, dependent: 30, dependent conditional: 30, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 156, independent: 134, independent conditional: 10, independent unconditional: 124, dependent: 22, dependent conditional: 1, dependent unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 156, independent: 134, independent conditional: 10, independent unconditional: 124, dependent: 22, dependent conditional: 1, dependent unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 156, independent: 116, independent conditional: 0, independent unconditional: 116, dependent: 40, dependent conditional: 0, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 40, independent: 18, independent conditional: 0, independent unconditional: 18, dependent: 22, dependent conditional: 1, dependent unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 141, independent: 11, independent conditional: 0, independent unconditional: 11, dependent: 130, dependent conditional: 8, dependent unconditional: 123, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 176, independent: 12, independent conditional: 12, independent unconditional: 0, dependent: 8, dependent conditional: 8, dependent unconditional: 0, unknown: 156, unknown conditional: 156, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 156, Positive cache size: 134, Positive conditional cache size: 134, Positive unconditional cache size: 0, Negative cache size: 22, Negative conditional cache size: 22, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 0.0s, 40 PlacesBefore, 40 PlacesAfterwards, 32 TransitionsBefore, 32 TransitionsAfterwards, 518 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 166, independent: 139, independent conditional: 139, independent unconditional: 0, dependent: 27, dependent conditional: 27, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 32, independent: 31, independent conditional: 10, independent unconditional: 21, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 32, independent: 31, independent conditional: 10, independent unconditional: 21, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 32, independent: 31, independent conditional: 0, independent unconditional: 31, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 10, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 166, independent: 108, independent conditional: 108, independent unconditional: 0, dependent: 26, dependent conditional: 26, dependent unconditional: 0, unknown: 32, unknown conditional: 32, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 188, Positive cache size: 165, Positive conditional cache size: 165, Positive unconditional cache size: 0, Negative cache size: 23, Negative conditional cache size: 23, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 0.0s, 42 PlacesBefore, 42 PlacesAfterwards, 32 TransitionsBefore, 32 TransitionsAfterwards, 514 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 146, independent: 120, independent conditional: 120, independent unconditional: 0, dependent: 26, dependent conditional: 26, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9, independent: 8, independent conditional: 8, independent unconditional: 0, dependent: 1, dependent conditional: 1, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 9, independent: 8, independent conditional: 8, independent unconditional: 0, dependent: 1, dependent conditional: 1, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 9, independent: 8, independent conditional: 0, independent unconditional: 8, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 1, dependent conditional: 1, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 24, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 24, dependent conditional: 24, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 146, independent: 112, independent conditional: 112, independent unconditional: 0, dependent: 25, dependent conditional: 25, dependent unconditional: 0, unknown: 9, unknown conditional: 9, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 197, Positive cache size: 173, Positive conditional cache size: 173, Positive unconditional cache size: 0, Negative cache size: 24, Negative conditional cache size: 24, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2.1s, 47 PlacesBefore, 46 PlacesAfterwards, 38 TransitionsBefore, 37 TransitionsAfterwards, 594 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 64, independent: 62, independent conditional: 62, independent unconditional: 0, dependent: 2, dependent conditional: 2, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 15, independent: 15, independent conditional: 14, independent unconditional: 1, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 15, independent: 15, independent conditional: 14, independent unconditional: 1, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 15, independent: 15, independent conditional: 0, independent unconditional: 15, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 64, independent: 47, independent conditional: 47, independent unconditional: 0, dependent: 2, dependent conditional: 2, dependent unconditional: 0, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 212, Positive cache size: 188, Positive conditional cache size: 188, Positive unconditional cache size: 0, Negative cache size: 24, Negative conditional cache size: 24, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 0.0s, 48 PlacesBefore, 48 PlacesAfterwards, 46 TransitionsBefore, 46 TransitionsAfterwards, 666 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 212, Positive cache size: 188, Positive conditional cache size: 188, Positive unconditional cache size: 0, Negative cache size: 24, Negative conditional cache size: 24, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 4.6s, 53 PlacesBefore, 52 PlacesAfterwards, 53 TransitionsBefore, 52 TransitionsAfterwards, 750 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 2 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 45, independent: 44, independent conditional: 44, independent unconditional: 0, dependent: 1, dependent conditional: 1, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 27, independent: 26, independent conditional: 10, independent unconditional: 16, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 27, independent: 26, independent conditional: 10, independent unconditional: 16, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 27, independent: 26, independent conditional: 0, independent unconditional: 26, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 9, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 45, independent: 18, independent conditional: 18, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 27, unknown conditional: 27, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 239, Positive cache size: 214, Positive conditional cache size: 214, Positive unconditional cache size: 0, Negative cache size: 25, Negative conditional cache size: 25, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 8.3s, 59 PlacesBefore, 59 PlacesAfterwards, 70 TransitionsBefore, 70 TransitionsAfterwards, 890 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 2 ConcurrentYvCompositions, 0 ChoiceCompositions, 3 TotalNumberOfCompositions, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 195, independent: 195, independent conditional: 195, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 39, independent: 39, independent conditional: 20, independent unconditional: 19, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 39, independent: 39, independent conditional: 20, independent unconditional: 19, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 39, independent: 39, independent conditional: 0, independent unconditional: 39, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 195, independent: 156, independent conditional: 156, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 39, unknown conditional: 39, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 278, Positive cache size: 253, Positive conditional cache size: 253, Positive unconditional cache size: 0, Negative cache size: 25, Negative conditional cache size: 25, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 0.0s, 61 PlacesBefore, 61 PlacesAfterwards, 67 TransitionsBefore, 67 TransitionsAfterwards, 882 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 278, Positive cache size: 253, Positive conditional cache size: 253, Positive unconditional cache size: 0, Negative cache size: 25, Negative conditional cache size: 25, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2.1s, 63 PlacesBefore, 63 PlacesAfterwards, 68 TransitionsBefore, 68 TransitionsAfterwards, 814 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 2 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 53, independent: 47, independent conditional: 47, independent unconditional: 0, dependent: 6, dependent conditional: 6, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 23, independent: 22, independent conditional: 12, independent unconditional: 10, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 23, independent: 22, independent conditional: 12, independent unconditional: 10, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 23, independent: 22, independent conditional: 0, independent unconditional: 22, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 19, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 19, dependent conditional: 0, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 53, independent: 25, independent conditional: 25, independent unconditional: 0, dependent: 5, dependent conditional: 5, dependent unconditional: 0, unknown: 23, unknown conditional: 23, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 301, Positive cache size: 275, Positive conditional cache size: 275, Positive unconditional cache size: 0, Negative cache size: 26, Negative conditional cache size: 26, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 28.1s, 63 PlacesBefore, 59 PlacesAfterwards, 64 TransitionsBefore, 60 TransitionsAfterwards, 456 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 3 ConcurrentSequentialCompositions, 2 TrivialYvCompositions, 3 ConcurrentYvCompositions, 0 ChoiceCompositions, 8 TotalNumberOfCompositions, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 197, independent: 191, independent conditional: 191, independent unconditional: 0, dependent: 6, dependent conditional: 6, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 48, independent: 47, independent conditional: 47, independent unconditional: 0, dependent: 1, dependent conditional: 1, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 48, independent: 47, independent conditional: 47, independent unconditional: 0, dependent: 1, dependent conditional: 1, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 48, independent: 47, independent conditional: 0, independent unconditional: 47, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 1, dependent conditional: 1, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 15, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 15, dependent conditional: 15, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 197, independent: 144, independent conditional: 144, independent unconditional: 0, dependent: 5, dependent conditional: 5, dependent unconditional: 0, unknown: 48, unknown conditional: 48, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 349, Positive cache size: 322, Positive conditional cache size: 322, Positive unconditional cache size: 0, Negative cache size: 27, Negative conditional cache size: 27, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - CounterExampleResult [Line: 19]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; [L712] 0 int __unbuffered_p0_EAX = 0; [L714] 0 int __unbuffered_p2_EAX = 0; [L715] 0 _Bool __unbuffered_p2_EAX$flush_delayed; [L716] 0 int __unbuffered_p2_EAX$mem_tmp; [L717] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd0; [L718] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd1; [L719] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd2; [L720] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd3; [L721] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd0; [L722] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd1; [L723] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd2; [L724] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd3; [L725] 0 _Bool __unbuffered_p2_EAX$read_delayed; [L726] 0 int *__unbuffered_p2_EAX$read_delayed_var; [L727] 0 int __unbuffered_p2_EAX$w_buff0; [L728] 0 _Bool __unbuffered_p2_EAX$w_buff0_used; [L729] 0 int __unbuffered_p2_EAX$w_buff1; [L730] 0 _Bool __unbuffered_p2_EAX$w_buff1_used; [L731] 0 _Bool main$tmp_guard0; [L732] 0 _Bool main$tmp_guard1; [L734] 0 int x = 0; [L735] 0 _Bool x$flush_delayed; [L736] 0 int x$mem_tmp; [L737] 0 _Bool x$r_buff0_thd0; [L738] 0 _Bool x$r_buff0_thd1; [L739] 0 _Bool x$r_buff0_thd2; [L740] 0 _Bool x$r_buff0_thd3; [L741] 0 _Bool x$r_buff1_thd0; [L742] 0 _Bool x$r_buff1_thd1; [L743] 0 _Bool x$r_buff1_thd2; [L744] 0 _Bool x$r_buff1_thd3; [L745] 0 _Bool x$read_delayed; [L746] 0 int *x$read_delayed_var; [L747] 0 int x$w_buff0; [L748] 0 _Bool x$w_buff0_used; [L749] 0 int x$w_buff1; [L750] 0 _Bool x$w_buff1_used; [L752] 0 int y = 0; [L753] 0 _Bool weak$$choice0; [L754] 0 _Bool weak$$choice1; [L755] 0 _Bool weak$$choice2; [L859] 0 pthread_t t2257; [L860] FCALL, FORK 0 pthread_create(&t2257, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2257, ((void *)0), P0, ((void *)0))=-2, t2257={7:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L861] 0 pthread_t t2258; [L862] FCALL, FORK 0 pthread_create(&t2258, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2258, ((void *)0), P1, ((void *)0))=-1, t2257={7:0}, t2258={8:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L863] 0 pthread_t t2259; [L864] FCALL, FORK 0 pthread_create(&t2259, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2259, ((void *)0), P2, ((void *)0))=0, t2257={7:0}, t2258={8:0}, t2259={5:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L815] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L816] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L817] 3 x$flush_delayed = weak$$choice2 [L818] EXPR 3 \read(x) [L818] 3 x$mem_tmp = x [L819] 3 weak$$choice1 = __VERIFIER_nondet_bool() [L820] EXPR 3 !x$w_buff0_used ? x : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (weak$$choice0 ? x : (weak$$choice1 ? x$w_buff0 : x$w_buff1)) : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (weak$$choice0 ? x$w_buff1 : x$w_buff0) : (weak$$choice0 ? x$w_buff0 : x)))) [L820] EXPR 3 \read(x) [L820] EXPR 3 !x$w_buff0_used ? x : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (weak$$choice0 ? x : (weak$$choice1 ? x$w_buff0 : x$w_buff1)) : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (weak$$choice0 ? x$w_buff1 : x$w_buff0) : (weak$$choice0 ? x$w_buff0 : x)))) [L820] 3 x = !x$w_buff0_used ? x : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (weak$$choice0 ? x : (weak$$choice1 ? x$w_buff0 : x$w_buff1)) : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (weak$$choice0 ? x$w_buff1 : x$w_buff0) : (weak$$choice0 ? x$w_buff0 : x)))) [L821] 3 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? x$w_buff0 : x$w_buff0)))) [L822] 3 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff1 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? x$w_buff1 : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? x$w_buff1 : x$w_buff1)))) [L823] 3 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? weak$$choice0 || !weak$$choice1 : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? weak$$choice0 : weak$$choice0)))) [L824] 3 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? weak$$choice0 : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)))) [L825] 3 x$r_buff0_thd3 = weak$$choice2 ? x$r_buff0_thd3 : (!x$w_buff0_used ? x$r_buff0_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? x$r_buff0_thd3 : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)))) [L826] 3 x$r_buff1_thd3 = weak$$choice2 ? x$r_buff1_thd3 : (!x$w_buff0_used ? x$r_buff1_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (weak$$choice0 ? x$r_buff1_thd3 : (_Bool)0) : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)))) [L827] 3 __unbuffered_p2_EAX$read_delayed = (_Bool)1 [L828] 3 __unbuffered_p2_EAX$read_delayed_var = &x [L829] EXPR 3 \read(x) [L829] 3 __unbuffered_p2_EAX = x [L830] EXPR 3 x$flush_delayed ? x$mem_tmp : x [L830] 3 x = x$flush_delayed ? x$mem_tmp : x [L831] 3 x$flush_delayed = (_Bool)0 [L834] 3 y = 1 [L759] 3 y = 2 [L789] 3 x$w_buff1 = x$w_buff0 [L790] 3 x$w_buff0 = 1 [L791] 3 x$w_buff1_used = x$w_buff0_used [L792] 3 x$w_buff0_used = (_Bool)1 [L793] CALL 3 __VERIFIER_assert(!(x$w_buff1_used && x$w_buff0_used)) [L19] COND FALSE 3 !(!expression) [L793] RET 3 __VERIFIER_assert(!(x$w_buff1_used && x$w_buff0_used)) [L794] 3 x$r_buff1_thd0 = x$r_buff0_thd0 [L795] 3 x$r_buff1_thd1 = x$r_buff0_thd1 [L796] 3 x$r_buff1_thd2 = x$r_buff0_thd2 [L797] 3 x$r_buff1_thd3 = x$r_buff0_thd3 [L798] 3 x$r_buff0_thd2 = (_Bool)1 [L764] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L765] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L766] 3 x$flush_delayed = weak$$choice2 [L767] EXPR 3 \read(x) [L767] 3 x$mem_tmp = x [L768] EXPR 3 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) [L768] EXPR 3 \read(x) [L768] EXPR 3 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) [L768] 3 x = !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) [L769] 3 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L770] 3 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L771] 3 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L772] 3 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L773] 3 x$r_buff0_thd1 = weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) [L774] 3 x$r_buff1_thd1 = weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L775] EXPR 3 \read(x) [L775] 3 __unbuffered_p0_EAX = x [L776] EXPR 3 x$flush_delayed ? x$mem_tmp : x [L776] 3 x = x$flush_delayed ? x$mem_tmp : x [L777] 3 x$flush_delayed = (_Bool)0 [L801] EXPR 3 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L801] 3 x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L802] 3 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L803] 3 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L804] 3 x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L805] 3 x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={3:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice1=255, weak$$choice2=255, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L837] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L837] EXPR 3 x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x [L837] EXPR 3 \read(x) [L837] EXPR 3 x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x [L837] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L837] 3 x = x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L838] 3 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used [L839] 3 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used [L840] 3 x$r_buff0_thd3 = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3 [L841] 3 x$r_buff1_thd3 = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={3:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice1=255, weak$$choice2=255, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L782] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={3:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice1=255, weak$$choice2=255, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L808] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={3:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice1=255, weak$$choice2=255, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L844] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={3:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice1=255, weak$$choice2=255, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L866] 0 main$tmp_guard0 = __unbuffered_cnt == 3 [L868] CALL 0 assume_abort_if_not(main$tmp_guard0) [L4] COND FALSE 0 !(!cond) [L868] RET 0 assume_abort_if_not(main$tmp_guard0) [L870] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L870] EXPR 0 x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x [L870] EXPR 0 \read(x) [L870] EXPR 0 x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x [L870] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L870] 0 x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L871] 0 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L872] 0 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L873] 0 x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L874] 0 x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L877] 0 weak$$choice1 = __VERIFIER_nondet_bool() [L878] EXPR 0 __unbuffered_p2_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX) : __unbuffered_p2_EAX [L878] EXPR 0 weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX [L878] EXPR 0 \read(*__unbuffered_p2_EAX$read_delayed_var) [L878] EXPR 0 weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX [L878] EXPR 0 __unbuffered_p2_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX) : __unbuffered_p2_EAX [L878] 0 __unbuffered_p2_EAX = __unbuffered_p2_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX) : __unbuffered_p2_EAX [L879] 0 main$tmp_guard1 = !(y == 2 && __unbuffered_p0_EAX == 0 && __unbuffered_p2_EAX == 1) [L881] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L19] COND TRUE 0 !expression [L19] 0 reach_error() VAL [\old(expression)=0, \old(expression)=1, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={3:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice1=255, weak$$choice2=255, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] - UnprovableResult [Line: 19]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 862]: 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: 864]: 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: 860]: 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, 149 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: 66.4s, OverallIterations: 11, TraceHistogramMax: 1, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 5.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 9.6s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 213 SdHoareTripleChecker+Valid, 1.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 213 mSDsluCounter, 2 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 86 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 926 IncrementalHoareTripleChecker+Invalid, 1012 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 86 mSolverCounterUnsat, 2 mSDtfsCounter, 926 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 34 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=505occurred in iteration=7, InterpolantAutomatonStates: 41, 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, 4.0s InterpolantComputationTime, 124 NumberOfCodeBlocks, 124 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 102 ConstructedInterpolants, 0 QuantifiedInterpolants, 1695 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2022-12-13 09:37:13,373 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...