/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/pthread-wmm/mix039_power.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-178dd20 [2021-01-06 23:21:34,693 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-06 23:21:34,695 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-06 23:21:34,734 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-06 23:21:34,735 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-06 23:21:34,736 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-06 23:21:34,738 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-06 23:21:34,741 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-06 23:21:34,743 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-06 23:21:34,744 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-06 23:21:34,746 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-06 23:21:34,747 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-06 23:21:34,748 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-06 23:21:34,749 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-06 23:21:34,751 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-06 23:21:34,753 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-06 23:21:34,754 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-06 23:21:34,775 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-06 23:21:34,785 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-06 23:21:34,794 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-06 23:21:34,798 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-06 23:21:34,800 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-06 23:21:34,802 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-06 23:21:34,805 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-06 23:21:34,811 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-01-06 23:21:34,823 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-06 23:21:34,825 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-06 23:21:34,826 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-06 23:21:34,828 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-06 23:21:34,829 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-06 23:21:34,830 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-06 23:21:34,830 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-06 23:21:34,834 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-06 23:21:34,834 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-06 23:21:34,839 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-06 23:21:34,840 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-06 23:21:34,841 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-01-06 23:21:34,883 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-06 23:21:34,884 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-06 23:21:34,885 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-06 23:21:34,886 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-06 23:21:34,886 INFO L138 SettingsManager]: * Use SBE=true [2021-01-06 23:21:34,886 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-06 23:21:34,886 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-06 23:21:34,887 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-06 23:21:34,887 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-06 23:21:34,887 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-06 23:21:34,887 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-06 23:21:34,887 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-06 23:21:34,888 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-06 23:21:34,888 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-06 23:21:34,888 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-06 23:21:34,888 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-06 23:21:34,889 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-06 23:21:34,889 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 23:21:34,889 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-06 23:21:34,889 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-06 23:21:34,890 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-06 23:21:34,890 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-06 23:21:34,890 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-06 23:21:34,890 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-06 23:21:34,891 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-01-06 23:21:34,891 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-bitabs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-06 23:21:35,339 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-06 23:21:35,384 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-06 23:21:35,387 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-06 23:21:35,389 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-06 23:21:35,390 INFO L275 PluginConnector]: CDTParser initialized [2021-01-06 23:21:35,391 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/mix039_power.opt.i [2021-01-06 23:21:35,493 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/3a065c9a4/6037ff026eab4c47a7b64b4b761e8936/FLAG75e2a97d9 [2021-01-06 23:21:36,170 INFO L306 CDTParser]: Found 1 translation units. [2021-01-06 23:21:36,171 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix039_power.opt.i [2021-01-06 23:21:36,211 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/3a065c9a4/6037ff026eab4c47a7b64b4b761e8936/FLAG75e2a97d9 [2021-01-06 23:21:36,461 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/3a065c9a4/6037ff026eab4c47a7b64b4b761e8936 [2021-01-06 23:21:36,470 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-06 23:21:36,472 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-01-06 23:21:36,475 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-06 23:21:36,475 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-06 23:21:36,483 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-06 23:21:36,485 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 11:21:36" (1/1) ... [2021-01-06 23:21:36,487 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@255c43ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:21:36, skipping insertion in model container [2021-01-06 23:21:36,488 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 11:21:36" (1/1) ... [2021-01-06 23:21:36,496 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-06 23:21:36,577 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-06 23:21:36,799 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix039_power.opt.i[950,963] left hand side expression in assignment: lhs: VariableLHS[~b~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__unbuffered_p0_EAX~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__unbuffered_cnt~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~x~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__unbuffered_cnt~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~weak$$choice0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~weak$$choice2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$flush_delayed~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$mem_tmp~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$w_buff0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$w_buff1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$w_buff0_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$w_buff1_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$r_buff0_thd3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$r_buff1_thd3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__unbuffered_p2_EAX~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$flush_delayed~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__unbuffered_cnt~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$w_buff1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$w_buff0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$w_buff1_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$w_buff0_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$r_buff1_thd0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$r_buff1_thd1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$r_buff1_thd2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$r_buff1_thd3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$r_buff1_thd4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$r_buff0_thd4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__unbuffered_p3_EAX~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__unbuffered_p3_EBX~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$w_buff0_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$w_buff1_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$r_buff0_thd4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$r_buff1_thd4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__unbuffered_cnt~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main$tmp_guard0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$w_buff0_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$w_buff1_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$r_buff0_thd0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$r_buff1_thd0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main$tmp_guard1~0,GLOBAL] [2021-01-06 23:21:37,132 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 23:21:37,147 INFO L203 MainTranslator]: Completed pre-run [2021-01-06 23:21:37,166 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix039_power.opt.i[950,963] left hand side expression in assignment: lhs: VariableLHS[~b~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__unbuffered_p0_EAX~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__unbuffered_cnt~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~x~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__unbuffered_cnt~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~weak$$choice0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~weak$$choice2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$flush_delayed~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$mem_tmp~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$w_buff0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$w_buff1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$w_buff0_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$w_buff1_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$r_buff0_thd3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$r_buff1_thd3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__unbuffered_p2_EAX~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$flush_delayed~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__unbuffered_cnt~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$w_buff1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$w_buff0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$w_buff1_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$w_buff0_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$r_buff1_thd0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$r_buff1_thd1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$r_buff1_thd2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$r_buff1_thd3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$r_buff1_thd4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$r_buff0_thd4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__unbuffered_p3_EAX~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__unbuffered_p3_EBX~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$w_buff0_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$w_buff1_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$r_buff0_thd4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$r_buff1_thd4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__unbuffered_cnt~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main$tmp_guard0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$w_buff0_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$w_buff1_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$r_buff0_thd0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z$r_buff1_thd0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main$tmp_guard1~0,GLOBAL] [2021-01-06 23:21:37,237 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 23:21:37,402 INFO L208 MainTranslator]: Completed translation [2021-01-06 23:21:37,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:21:37 WrapperNode [2021-01-06 23:21:37,403 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-06 23:21:37,404 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-06 23:21:37,405 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-06 23:21:37,405 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-06 23:21:37,417 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:21:37" (1/1) ... [2021-01-06 23:21:37,465 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:21:37" (1/1) ... [2021-01-06 23:21:37,518 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-06 23:21:37,519 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-06 23:21:37,519 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-06 23:21:37,519 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-06 23:21:37,532 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:21:37" (1/1) ... [2021-01-06 23:21:37,532 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:21:37" (1/1) ... [2021-01-06 23:21:37,553 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:21:37" (1/1) ... [2021-01-06 23:21:37,553 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:21:37" (1/1) ... [2021-01-06 23:21:37,576 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:21:37" (1/1) ... [2021-01-06 23:21:37,587 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:21:37" (1/1) ... [2021-01-06 23:21:37,591 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:21:37" (1/1) ... [2021-01-06 23:21:37,598 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-06 23:21:37,605 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-06 23:21:37,605 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-06 23:21:37,605 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-06 23:21:37,606 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:21:37" (1/1) ... No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 23:21:37,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-06 23:21:37,696 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-01-06 23:21:37,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-06 23:21:37,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-06 23:21:37,696 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-01-06 23:21:37,697 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-01-06 23:21:37,697 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-01-06 23:21:37,697 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-01-06 23:21:37,697 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-01-06 23:21:37,697 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-01-06 23:21:37,697 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-01-06 23:21:37,697 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-01-06 23:21:37,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-06 23:21:37,698 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-01-06 23:21:37,698 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-06 23:21:37,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-06 23:21:37,700 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-01-06 23:21:39,710 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-06 23:21:39,710 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-01-06 23:21:39,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 11:21:39 BoogieIcfgContainer [2021-01-06 23:21:39,713 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-06 23:21:39,716 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-06 23:21:39,716 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-06 23:21:39,720 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-06 23:21:39,720 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.01 11:21:36" (1/3) ... [2021-01-06 23:21:39,721 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4535186e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 11:21:39, skipping insertion in model container [2021-01-06 23:21:39,721 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:21:37" (2/3) ... [2021-01-06 23:21:39,722 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4535186e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 11:21:39, skipping insertion in model container [2021-01-06 23:21:39,722 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 11:21:39" (3/3) ... [2021-01-06 23:21:39,724 INFO L111 eAbstractionObserver]: Analyzing ICFG mix039_power.opt.i [2021-01-06 23:21:39,733 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-01-06 23:21:39,733 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-06 23:21:39,738 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-01-06 23:21:39,739 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-01-06 23:21:39,784 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,785 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,785 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,785 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,785 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,786 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,786 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,786 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,786 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,787 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,787 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,787 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,788 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,788 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,788 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,788 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,788 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,789 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,789 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,789 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,789 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,790 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,790 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,790 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,790 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,791 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,791 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,791 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,791 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,791 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,792 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,792 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,792 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,792 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,793 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,793 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,793 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,793 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,793 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,794 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,794 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,794 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,794 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,794 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,795 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,795 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,795 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,795 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,795 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,796 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,796 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,796 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,796 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,796 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,796 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,797 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,797 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,797 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,797 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,797 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,797 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,797 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,798 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,798 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,798 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,798 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,798 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,798 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,798 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,799 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,801 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,801 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,801 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,802 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,802 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,802 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,802 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,802 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,802 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,802 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,803 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,803 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,803 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,803 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,803 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,804 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,804 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,804 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,804 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,804 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,804 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,805 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,805 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,805 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,805 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,805 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,805 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,805 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,806 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,806 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,806 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,806 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,806 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,807 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,807 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,807 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,807 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,807 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,810 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,810 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,810 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,810 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,811 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,811 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,811 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,812 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,812 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,812 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,812 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,812 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,812 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,813 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,813 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,813 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,813 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,813 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,814 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,814 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,814 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,815 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,815 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,815 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,815 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,815 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,815 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,816 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,816 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,816 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,816 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,817 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,817 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,817 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,817 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,818 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,818 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,818 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,820 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,821 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,821 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,821 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,821 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,821 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,821 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,821 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,822 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,822 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,822 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,825 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,831 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,831 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,831 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,832 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,833 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,833 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,834 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,834 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,835 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,836 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,836 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,836 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,836 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,837 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,837 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,837 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,837 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,837 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,838 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,838 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,838 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,838 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,838 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,838 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,839 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,839 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,839 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,839 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,839 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,840 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,840 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,840 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,840 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,840 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,840 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:21:39,842 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-01-06 23:21:39,863 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-01-06 23:21:39,886 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-06 23:21:39,886 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-06 23:21:39,886 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-06 23:21:39,886 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-06 23:21:39,887 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-06 23:21:39,887 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-06 23:21:39,887 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-01-06 23:21:39,887 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-06 23:21:39,901 INFO L120 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-01-06 23:21:39,904 INFO L135 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 128 places, 117 transitions, 254 flow [2021-01-06 23:21:39,907 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 128 places, 117 transitions, 254 flow [2021-01-06 23:21:39,909 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 128 places, 117 transitions, 254 flow [2021-01-06 23:21:39,973 INFO L129 PetriNetUnfolder]: 2/113 cut-off events. [2021-01-06 23:21:39,974 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-01-06 23:21:39,982 INFO L84 FinitePrefix]: Finished finitePrefix Result has 126 conditions, 113 events. 2/113 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 76 event pairs, 0 based on Foata normal form. 0/109 useless extension candidates. Maximal degree in co-relation 75. Up to 2 conditions per place. [2021-01-06 23:21:39,989 INFO L116 LiptonReduction]: Number of co-enabled transitions 2488 [2021-01-06 23:21:40,807 WARN L197 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 56 [2021-01-06 23:21:41,289 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-01-06 23:21:41,290 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 23:21:41,292 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-01-06 23:21:41,292 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 23:21:41,297 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-01-06 23:21:41,298 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-06 23:21:41,303 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 5, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-01-06 23:21:41,303 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-06 23:21:41,343 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-01-06 23:21:41,344 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 23:21:41,345 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-01-06 23:21:41,346 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 23:21:41,350 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-01-06 23:21:41,350 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-06 23:21:41,355 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 5, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-01-06 23:21:41,355 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-06 23:21:41,658 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-01-06 23:21:41,658 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 23:21:41,660 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-01-06 23:21:41,660 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 23:21:41,663 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-01-06 23:21:41,664 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-06 23:21:41,668 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 5, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-01-06 23:21:41,668 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-06 23:21:41,707 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-01-06 23:21:41,708 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 23:21:41,709 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-01-06 23:21:41,710 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 23:21:41,713 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-01-06 23:21:41,713 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-06 23:21:41,716 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 5, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-01-06 23:21:41,717 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-06 23:21:42,064 WARN L197 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2021-01-06 23:21:42,185 WARN L197 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2021-01-06 23:21:42,733 WARN L197 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 84 [2021-01-06 23:21:42,940 WARN L197 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-01-06 23:21:43,152 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 2, 4, 3, 4, 3, 2, 1] term [2021-01-06 23:21:43,152 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-01-06 23:21:43,157 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 8, 2, 4, 3, 4, 3, 2, 1] term [2021-01-06 23:21:43,157 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 23:21:43,231 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-01-06 23:21:43,232 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 23:21:43,234 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2021-01-06 23:21:43,235 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-01-06 23:21:43,237 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 4, 3, 4, 3, 3, 2, 1] term [2021-01-06 23:21:43,238 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-01-06 23:21:43,240 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2021-01-06 23:21:43,240 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-01-06 23:21:43,243 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 5, 3, 4, 3, 4, 3, 2, 1] term [2021-01-06 23:21:43,243 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 23:21:43,245 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 5, 3, 4, 3, 4, 3, 2, 1] term [2021-01-06 23:21:43,245 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 23:21:43,247 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 5, 3, 4, 3, 4, 3, 2, 1] term [2021-01-06 23:21:43,248 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 23:21:43,344 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 3, 2, 2, 1] term [2021-01-06 23:21:43,345 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 23:21:43,602 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 2, 1] term [2021-01-06 23:21:43,602 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 23:21:43,830 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-01-06 23:21:43,830 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 23:21:43,833 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2021-01-06 23:21:43,833 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-01-06 23:21:43,835 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 4, 3, 4, 3, 3, 2, 1] term [2021-01-06 23:21:43,835 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-01-06 23:21:43,836 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2021-01-06 23:21:43,837 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-01-06 23:21:43,839 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 2, 5, 3, 5, 3, 4, 3, 4, 3, 2, 1] term [2021-01-06 23:21:43,839 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 23:21:43,840 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 5, 3, 4, 3, 4, 3, 2, 1] term [2021-01-06 23:21:43,841 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 23:21:43,842 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 2, 5, 3, 5, 3, 4, 3, 4, 3, 2, 1] term [2021-01-06 23:21:43,843 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 23:21:43,921 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 2, 4, 3, 4, 3, 2, 1] term [2021-01-06 23:21:43,921 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-01-06 23:21:43,928 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 8, 2, 4, 3, 4, 3, 2, 1] term [2021-01-06 23:21:43,928 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 23:21:44,379 WARN L197 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-01-06 23:21:44,714 WARN L197 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-01-06 23:21:44,965 WARN L197 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-01-06 23:21:45,177 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 2, 4, 3, 4, 3, 2, 1] term [2021-01-06 23:21:45,178 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-01-06 23:21:45,181 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 8, 2, 4, 3, 4, 3, 2, 1] term [2021-01-06 23:21:45,181 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 23:21:45,236 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-01-06 23:21:45,236 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 23:21:45,241 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2021-01-06 23:21:45,242 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-01-06 23:21:45,243 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 4, 3, 4, 3, 3, 2, 1] term [2021-01-06 23:21:45,244 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-01-06 23:21:45,245 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2021-01-06 23:21:45,246 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-01-06 23:21:45,248 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 5, 3, 4, 3, 4, 3, 2, 1] term [2021-01-06 23:21:45,249 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 23:21:45,251 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 5, 3, 4, 3, 4, 3, 2, 1] term [2021-01-06 23:21:45,251 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 23:21:45,253 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 5, 3, 4, 3, 4, 3, 2, 1] term [2021-01-06 23:21:45,253 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 23:21:45,459 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 2, 4, 4, 3, 2, 1] term [2021-01-06 23:21:45,460 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 23:21:45,461 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 4, 4, 3, 2, 1] term [2021-01-06 23:21:45,461 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 23:21:45,462 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 2, 4, 4, 3, 2, 1] term [2021-01-06 23:21:45,462 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 23:21:45,595 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-01-06 23:21:45,596 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 23:21:45,598 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2021-01-06 23:21:45,598 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-01-06 23:21:45,600 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 4, 3, 4, 3, 3, 2, 1] term [2021-01-06 23:21:45,600 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-01-06 23:21:45,601 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2021-01-06 23:21:45,602 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-01-06 23:21:45,604 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 2, 5, 3, 5, 3, 4, 3, 4, 3, 2, 1] term [2021-01-06 23:21:45,604 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 23:21:45,606 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 5, 3, 4, 3, 4, 3, 2, 1] term [2021-01-06 23:21:45,606 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 23:21:45,607 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 2, 5, 3, 5, 3, 4, 3, 4, 3, 2, 1] term [2021-01-06 23:21:45,608 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 23:21:45,658 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 2, 4, 3, 4, 3, 2, 1] term [2021-01-06 23:21:45,659 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-01-06 23:21:45,661 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 7, 2, 4, 3, 4, 3, 2, 1] term [2021-01-06 23:21:45,661 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 23:21:45,733 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 2, 4, 3, 4, 3, 2, 1] term [2021-01-06 23:21:45,733 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-01-06 23:21:45,736 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 7, 2, 4, 3, 4, 3, 2, 1] term [2021-01-06 23:21:45,736 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 23:21:45,788 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-01-06 23:21:45,788 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 23:21:45,790 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2021-01-06 23:21:45,791 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-01-06 23:21:45,792 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 4, 3, 4, 3, 3, 2, 1] term [2021-01-06 23:21:45,792 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-01-06 23:21:45,793 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2021-01-06 23:21:45,793 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-01-06 23:21:45,796 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 5, 3, 4, 3, 4, 3, 2, 1] term [2021-01-06 23:21:45,796 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 23:21:45,797 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 5, 3, 4, 3, 4, 3, 2, 1] term [2021-01-06 23:21:45,798 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 23:21:45,799 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 5, 3, 4, 3, 4, 3, 2, 1] term [2021-01-06 23:21:45,800 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 23:21:45,927 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2021-01-06 23:21:46,069 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2021-01-06 23:21:46,178 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-01-06 23:21:46,179 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 23:21:46,181 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2021-01-06 23:21:46,181 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-01-06 23:21:46,187 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 4, 3, 4, 3, 3, 2, 1] term [2021-01-06 23:21:46,188 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-01-06 23:21:46,189 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2021-01-06 23:21:46,191 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-01-06 23:21:46,201 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 2, 5, 3, 5, 3, 4, 3, 4, 3, 2, 1] term [2021-01-06 23:21:46,201 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 23:21:46,203 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 5, 3, 4, 3, 4, 3, 2, 1] term [2021-01-06 23:21:46,203 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 23:21:46,205 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 2, 5, 3, 5, 3, 4, 3, 4, 3, 2, 1] term [2021-01-06 23:21:46,205 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 23:21:46,263 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 2, 4, 3, 4, 3, 2, 1] term [2021-01-06 23:21:46,263 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-01-06 23:21:46,266 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 8, 2, 4, 3, 4, 3, 2, 1] term [2021-01-06 23:21:46,266 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 23:21:48,569 WARN L197 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 126 [2021-01-06 23:21:48,823 WARN L197 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2021-01-06 23:21:49,414 WARN L197 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 126 [2021-01-06 23:21:49,680 WARN L197 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2021-01-06 23:21:49,689 INFO L131 LiptonReduction]: Checked pairs total: 5630 [2021-01-06 23:21:49,690 INFO L133 LiptonReduction]: Total number of compositions: 96 [2021-01-06 23:21:49,697 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 45 places, 33 transitions, 86 flow [2021-01-06 23:21:49,899 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 2858 states. [2021-01-06 23:21:49,902 INFO L276 IsEmpty]: Start isEmpty. Operand 2858 states. [2021-01-06 23:21:49,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-01-06 23:21:49,913 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 23:21:49,914 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 23:21:49,914 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 23:21:49,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 23:21:49,922 INFO L82 PathProgramCache]: Analyzing trace with hash -1747342649, now seen corresponding path program 1 times [2021-01-06 23:21:49,934 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 23:21:49,934 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [871063311] [2021-01-06 23:21:49,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 23:21:50,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 23:21:50,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 23:21:50,357 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [871063311] [2021-01-06 23:21:50,358 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 23:21:50,358 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-01-06 23:21:50,359 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1849486482] [2021-01-06 23:21:50,363 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 23:21:50,363 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 23:21:50,379 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 23:21:50,380 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 23:21:50,382 INFO L87 Difference]: Start difference. First operand 2858 states. Second operand 3 states. [2021-01-06 23:21:50,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 23:21:50,490 INFO L93 Difference]: Finished difference Result 2474 states and 9536 transitions. [2021-01-06 23:21:50,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 23:21:50,492 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2021-01-06 23:21:50,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 23:21:50,536 INFO L225 Difference]: With dead ends: 2474 [2021-01-06 23:21:50,536 INFO L226 Difference]: Without dead ends: 2090 [2021-01-06 23:21:50,538 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 23:21:50,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2090 states. [2021-01-06 23:21:50,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2090 to 2090. [2021-01-06 23:21:50,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2090 states. [2021-01-06 23:21:50,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2090 states to 2090 states and 7968 transitions. [2021-01-06 23:21:50,728 INFO L78 Accepts]: Start accepts. Automaton has 2090 states and 7968 transitions. Word has length 9 [2021-01-06 23:21:50,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 23:21:50,729 INFO L481 AbstractCegarLoop]: Abstraction has 2090 states and 7968 transitions. [2021-01-06 23:21:50,729 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 23:21:50,729 INFO L276 IsEmpty]: Start isEmpty. Operand 2090 states and 7968 transitions. [2021-01-06 23:21:50,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-01-06 23:21:50,742 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 23:21:50,742 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 23:21:50,743 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-06 23:21:50,743 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 23:21:50,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 23:21:50,747 INFO L82 PathProgramCache]: Analyzing trace with hash -79484912, now seen corresponding path program 1 times [2021-01-06 23:21:50,747 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 23:21:50,748 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [341642467] [2021-01-06 23:21:50,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 23:21:50,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 23:21:51,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 23:21:51,038 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [341642467] [2021-01-06 23:21:51,039 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 23:21:51,039 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 23:21:51,040 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [6460213] [2021-01-06 23:21:51,041 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 23:21:51,041 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 23:21:51,043 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 23:21:51,044 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 23:21:51,044 INFO L87 Difference]: Start difference. First operand 2090 states and 7968 transitions. Second operand 4 states. [2021-01-06 23:21:51,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 23:21:51,186 INFO L93 Difference]: Finished difference Result 3610 states and 13028 transitions. [2021-01-06 23:21:51,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 23:21:51,187 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2021-01-06 23:21:51,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 23:21:51,220 INFO L225 Difference]: With dead ends: 3610 [2021-01-06 23:21:51,220 INFO L226 Difference]: Without dead ends: 2970 [2021-01-06 23:21:51,221 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-06 23:21:51,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2970 states. [2021-01-06 23:21:51,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2970 to 2602. [2021-01-06 23:21:51,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2602 states. [2021-01-06 23:21:51,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2602 states to 2602 states and 9672 transitions. [2021-01-06 23:21:51,393 INFO L78 Accepts]: Start accepts. Automaton has 2602 states and 9672 transitions. Word has length 12 [2021-01-06 23:21:51,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 23:21:51,393 INFO L481 AbstractCegarLoop]: Abstraction has 2602 states and 9672 transitions. [2021-01-06 23:21:51,393 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 23:21:51,394 INFO L276 IsEmpty]: Start isEmpty. Operand 2602 states and 9672 transitions. [2021-01-06 23:21:51,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-01-06 23:21:51,397 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 23:21:51,397 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 23:21:51,397 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-06 23:21:51,397 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 23:21:51,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 23:21:51,408 INFO L82 PathProgramCache]: Analyzing trace with hash 1013516534, now seen corresponding path program 1 times [2021-01-06 23:21:51,408 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 23:21:51,408 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [560919844] [2021-01-06 23:21:51,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 23:21:51,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 23:21:51,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 23:21:51,528 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [560919844] [2021-01-06 23:21:51,528 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 23:21:51,529 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 23:21:51,529 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [343116038] [2021-01-06 23:21:51,529 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 23:21:51,529 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 23:21:51,530 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 23:21:51,530 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 23:21:51,530 INFO L87 Difference]: Start difference. First operand 2602 states and 9672 transitions. Second operand 4 states. [2021-01-06 23:21:51,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 23:21:51,576 INFO L93 Difference]: Finished difference Result 2714 states and 9860 transitions. [2021-01-06 23:21:51,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 23:21:51,582 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2021-01-06 23:21:51,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 23:21:51,604 INFO L225 Difference]: With dead ends: 2714 [2021-01-06 23:21:51,605 INFO L226 Difference]: Without dead ends: 2378 [2021-01-06 23:21:51,605 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-06 23:21:51,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2378 states. [2021-01-06 23:21:51,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2378 to 2146. [2021-01-06 23:21:51,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2146 states. [2021-01-06 23:21:51,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2146 states to 2146 states and 7952 transitions. [2021-01-06 23:21:51,706 INFO L78 Accepts]: Start accepts. Automaton has 2146 states and 7952 transitions. Word has length 13 [2021-01-06 23:21:51,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 23:21:51,706 INFO L481 AbstractCegarLoop]: Abstraction has 2146 states and 7952 transitions. [2021-01-06 23:21:51,706 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 23:21:51,706 INFO L276 IsEmpty]: Start isEmpty. Operand 2146 states and 7952 transitions. [2021-01-06 23:21:51,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-01-06 23:21:51,710 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 23:21:51,710 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 23:21:51,710 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-06 23:21:51,710 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 23:21:51,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 23:21:51,711 INFO L82 PathProgramCache]: Analyzing trace with hash 880195959, now seen corresponding path program 1 times [2021-01-06 23:21:51,711 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 23:21:51,712 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797883024] [2021-01-06 23:21:51,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 23:21:51,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 23:21:51,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 23:21:51,833 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [797883024] [2021-01-06 23:21:51,833 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 23:21:51,833 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 23:21:51,833 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [344365821] [2021-01-06 23:21:51,838 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 23:21:51,838 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 23:21:51,839 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 23:21:51,839 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 23:21:51,839 INFO L87 Difference]: Start difference. First operand 2146 states and 7952 transitions. Second operand 4 states. [2021-01-06 23:21:51,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 23:21:51,897 INFO L93 Difference]: Finished difference Result 2338 states and 8464 transitions. [2021-01-06 23:21:51,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 23:21:51,898 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2021-01-06 23:21:51,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 23:21:51,917 INFO L225 Difference]: With dead ends: 2338 [2021-01-06 23:21:51,917 INFO L226 Difference]: Without dead ends: 2082 [2021-01-06 23:21:51,918 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-06 23:21:51,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2082 states. [2021-01-06 23:21:51,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2082 to 2082. [2021-01-06 23:21:51,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2082 states. [2021-01-06 23:21:52,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2082 states to 2082 states and 7664 transitions. [2021-01-06 23:21:52,002 INFO L78 Accepts]: Start accepts. Automaton has 2082 states and 7664 transitions. Word has length 14 [2021-01-06 23:21:52,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 23:21:52,002 INFO L481 AbstractCegarLoop]: Abstraction has 2082 states and 7664 transitions. [2021-01-06 23:21:52,002 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 23:21:52,003 INFO L276 IsEmpty]: Start isEmpty. Operand 2082 states and 7664 transitions. [2021-01-06 23:21:52,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-01-06 23:21:52,066 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 23:21:52,066 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 23:21:52,067 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-06 23:21:52,067 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 23:21:52,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 23:21:52,068 INFO L82 PathProgramCache]: Analyzing trace with hash -1012401955, now seen corresponding path program 1 times [2021-01-06 23:21:52,068 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 23:21:52,068 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430627538] [2021-01-06 23:21:52,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 23:21:52,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 23:21:52,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 23:21:52,178 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [430627538] [2021-01-06 23:21:52,178 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 23:21:52,178 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 23:21:52,179 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [446768239] [2021-01-06 23:21:52,179 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 23:21:52,179 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 23:21:52,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 23:21:52,180 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 23:21:52,180 INFO L87 Difference]: Start difference. First operand 2082 states and 7664 transitions. Second operand 4 states. [2021-01-06 23:21:52,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 23:21:52,246 INFO L93 Difference]: Finished difference Result 2124 states and 7070 transitions. [2021-01-06 23:21:52,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 23:21:52,246 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 15 [2021-01-06 23:21:52,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 23:21:52,260 INFO L225 Difference]: With dead ends: 2124 [2021-01-06 23:21:52,260 INFO L226 Difference]: Without dead ends: 1636 [2021-01-06 23:21:52,261 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-06 23:21:52,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1636 states. [2021-01-06 23:21:52,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1636 to 1636. [2021-01-06 23:21:52,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1636 states. [2021-01-06 23:21:52,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1636 states to 1636 states and 5438 transitions. [2021-01-06 23:21:52,318 INFO L78 Accepts]: Start accepts. Automaton has 1636 states and 5438 transitions. Word has length 15 [2021-01-06 23:21:52,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 23:21:52,319 INFO L481 AbstractCegarLoop]: Abstraction has 1636 states and 5438 transitions. [2021-01-06 23:21:52,319 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 23:21:52,319 INFO L276 IsEmpty]: Start isEmpty. Operand 1636 states and 5438 transitions. [2021-01-06 23:21:52,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-01-06 23:21:52,322 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 23:21:52,323 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 23:21:52,323 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-01-06 23:21:52,323 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 23:21:52,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 23:21:52,324 INFO L82 PathProgramCache]: Analyzing trace with hash -1434605999, now seen corresponding path program 1 times [2021-01-06 23:21:52,324 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 23:21:52,324 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1579184154] [2021-01-06 23:21:52,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 23:21:52,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 23:21:52,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 23:21:52,426 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1579184154] [2021-01-06 23:21:52,426 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 23:21:52,427 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 23:21:52,427 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2042767851] [2021-01-06 23:21:52,428 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 23:21:52,428 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 23:21:52,428 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 23:21:52,429 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-01-06 23:21:52,429 INFO L87 Difference]: Start difference. First operand 1636 states and 5438 transitions. Second operand 5 states. [2021-01-06 23:21:52,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 23:21:52,507 INFO L93 Difference]: Finished difference Result 1354 states and 4051 transitions. [2021-01-06 23:21:52,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-06 23:21:52,508 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 17 [2021-01-06 23:21:52,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 23:21:52,516 INFO L225 Difference]: With dead ends: 1354 [2021-01-06 23:21:52,516 INFO L226 Difference]: Without dead ends: 1026 [2021-01-06 23:21:52,517 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-01-06 23:21:52,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1026 states. [2021-01-06 23:21:52,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1026 to 1018. [2021-01-06 23:21:52,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1018 states. [2021-01-06 23:21:52,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018 states to 1018 states and 2980 transitions. [2021-01-06 23:21:52,555 INFO L78 Accepts]: Start accepts. Automaton has 1018 states and 2980 transitions. Word has length 17 [2021-01-06 23:21:52,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 23:21:52,556 INFO L481 AbstractCegarLoop]: Abstraction has 1018 states and 2980 transitions. [2021-01-06 23:21:52,556 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 23:21:52,556 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 2980 transitions. [2021-01-06 23:21:52,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-01-06 23:21:52,558 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 23:21:52,559 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 23:21:52,559 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-01-06 23:21:52,559 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 23:21:52,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 23:21:52,559 INFO L82 PathProgramCache]: Analyzing trace with hash 824812146, now seen corresponding path program 1 times [2021-01-06 23:21:52,560 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 23:21:52,561 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [724095892] [2021-01-06 23:21:52,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 23:21:52,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 23:21:52,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 23:21:52,718 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [724095892] [2021-01-06 23:21:52,718 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 23:21:52,718 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 23:21:52,718 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1642201243] [2021-01-06 23:21:52,719 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-06 23:21:52,719 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 23:21:52,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-06 23:21:52,720 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-01-06 23:21:52,720 INFO L87 Difference]: Start difference. First operand 1018 states and 2980 transitions. Second operand 6 states. [2021-01-06 23:21:52,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 23:21:52,789 INFO L93 Difference]: Finished difference Result 835 states and 2393 transitions. [2021-01-06 23:21:52,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-01-06 23:21:52,789 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 20 [2021-01-06 23:21:52,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 23:21:52,795 INFO L225 Difference]: With dead ends: 835 [2021-01-06 23:21:52,795 INFO L226 Difference]: Without dead ends: 716 [2021-01-06 23:21:52,796 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-01-06 23:21:52,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 716 states. [2021-01-06 23:21:52,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 716 to 676. [2021-01-06 23:21:52,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 676 states. [2021-01-06 23:21:52,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 676 states and 1958 transitions. [2021-01-06 23:21:52,817 INFO L78 Accepts]: Start accepts. Automaton has 676 states and 1958 transitions. Word has length 20 [2021-01-06 23:21:52,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 23:21:52,817 INFO L481 AbstractCegarLoop]: Abstraction has 676 states and 1958 transitions. [2021-01-06 23:21:52,817 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-01-06 23:21:52,817 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 1958 transitions. [2021-01-06 23:21:52,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-01-06 23:21:52,820 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 23:21:52,820 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 23:21:52,820 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-01-06 23:21:52,820 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 23:21:52,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 23:21:52,821 INFO L82 PathProgramCache]: Analyzing trace with hash 1090742367, now seen corresponding path program 1 times [2021-01-06 23:21:52,821 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 23:21:52,821 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705321729] [2021-01-06 23:21:52,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 23:21:52,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 23:21:52,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 23:21:52,907 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [705321729] [2021-01-06 23:21:52,907 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 23:21:52,907 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 23:21:52,908 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1048907327] [2021-01-06 23:21:52,908 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 23:21:52,908 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 23:21:52,909 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 23:21:52,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-01-06 23:21:52,909 INFO L87 Difference]: Start difference. First operand 676 states and 1958 transitions. Second operand 5 states. [2021-01-06 23:21:52,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 23:21:52,957 INFO L93 Difference]: Finished difference Result 908 states and 2563 transitions. [2021-01-06 23:21:52,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-06 23:21:52,957 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2021-01-06 23:21:52,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 23:21:52,962 INFO L225 Difference]: With dead ends: 908 [2021-01-06 23:21:52,962 INFO L226 Difference]: Without dead ends: 626 [2021-01-06 23:21:52,963 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-01-06 23:21:52,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 626 states. [2021-01-06 23:21:52,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 626 to 608. [2021-01-06 23:21:52,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 608 states. [2021-01-06 23:21:52,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 608 states and 1702 transitions. [2021-01-06 23:21:52,981 INFO L78 Accepts]: Start accepts. Automaton has 608 states and 1702 transitions. Word has length 23 [2021-01-06 23:21:52,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 23:21:52,981 INFO L481 AbstractCegarLoop]: Abstraction has 608 states and 1702 transitions. [2021-01-06 23:21:52,982 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 23:21:52,982 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 1702 transitions. [2021-01-06 23:21:52,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-01-06 23:21:52,984 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 23:21:52,984 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 23:21:52,984 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-01-06 23:21:52,984 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 23:21:52,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 23:21:52,985 INFO L82 PathProgramCache]: Analyzing trace with hash 698799019, now seen corresponding path program 1 times [2021-01-06 23:21:52,985 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 23:21:52,985 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [358407617] [2021-01-06 23:21:52,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 23:21:53,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 23:21:53,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 23:21:53,084 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [358407617] [2021-01-06 23:21:53,085 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 23:21:53,085 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 23:21:53,085 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1180515728] [2021-01-06 23:21:53,085 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 23:21:53,086 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 23:21:53,086 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 23:21:53,086 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 23:21:53,086 INFO L87 Difference]: Start difference. First operand 608 states and 1702 transitions. Second operand 5 states. [2021-01-06 23:21:53,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 23:21:53,193 INFO L93 Difference]: Finished difference Result 833 states and 2263 transitions. [2021-01-06 23:21:53,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-01-06 23:21:53,194 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2021-01-06 23:21:53,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 23:21:53,198 INFO L225 Difference]: With dead ends: 833 [2021-01-06 23:21:53,198 INFO L226 Difference]: Without dead ends: 716 [2021-01-06 23:21:53,199 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-01-06 23:21:53,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 716 states. [2021-01-06 23:21:53,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 716 to 596. [2021-01-06 23:21:53,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 596 states. [2021-01-06 23:21:53,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 596 states and 1624 transitions. [2021-01-06 23:21:53,217 INFO L78 Accepts]: Start accepts. Automaton has 596 states and 1624 transitions. Word has length 23 [2021-01-06 23:21:53,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 23:21:53,217 INFO L481 AbstractCegarLoop]: Abstraction has 596 states and 1624 transitions. [2021-01-06 23:21:53,217 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 23:21:53,217 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 1624 transitions. [2021-01-06 23:21:53,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-01-06 23:21:53,219 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 23:21:53,219 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 23:21:53,219 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-01-06 23:21:53,220 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 23:21:53,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 23:21:53,220 INFO L82 PathProgramCache]: Analyzing trace with hash 1033253557, now seen corresponding path program 2 times [2021-01-06 23:21:53,220 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 23:21:53,220 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1343036386] [2021-01-06 23:21:53,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 23:21:53,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 23:21:53,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 23:21:53,318 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1343036386] [2021-01-06 23:21:53,318 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 23:21:53,319 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 23:21:53,319 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1906149000] [2021-01-06 23:21:53,319 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-06 23:21:53,319 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 23:21:53,320 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-06 23:21:53,320 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-01-06 23:21:53,320 INFO L87 Difference]: Start difference. First operand 596 states and 1624 transitions. Second operand 6 states. [2021-01-06 23:21:53,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 23:21:53,393 INFO L93 Difference]: Finished difference Result 840 states and 2239 transitions. [2021-01-06 23:21:53,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-01-06 23:21:53,393 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 23 [2021-01-06 23:21:53,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 23:21:53,396 INFO L225 Difference]: With dead ends: 840 [2021-01-06 23:21:53,396 INFO L226 Difference]: Without dead ends: 586 [2021-01-06 23:21:53,397 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2021-01-06 23:21:53,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 586 states. [2021-01-06 23:21:53,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 586 to 518. [2021-01-06 23:21:53,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 518 states. [2021-01-06 23:21:53,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 518 states and 1355 transitions. [2021-01-06 23:21:53,411 INFO L78 Accepts]: Start accepts. Automaton has 518 states and 1355 transitions. Word has length 23 [2021-01-06 23:21:53,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 23:21:53,411 INFO L481 AbstractCegarLoop]: Abstraction has 518 states and 1355 transitions. [2021-01-06 23:21:53,411 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-01-06 23:21:53,411 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 1355 transitions. [2021-01-06 23:21:53,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-01-06 23:21:53,413 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 23:21:53,413 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 23:21:53,413 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-01-06 23:21:53,413 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 23:21:53,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 23:21:53,414 INFO L82 PathProgramCache]: Analyzing trace with hash -323165591, now seen corresponding path program 2 times [2021-01-06 23:21:53,414 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 23:21:53,414 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462393381] [2021-01-06 23:21:53,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 23:21:53,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 23:21:53,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 23:21:53,509 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [462393381] [2021-01-06 23:21:53,509 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 23:21:53,509 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-06 23:21:53,509 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [233061118] [2021-01-06 23:21:53,510 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-06 23:21:53,510 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 23:21:53,510 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-06 23:21:53,510 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-01-06 23:21:53,511 INFO L87 Difference]: Start difference. First operand 518 states and 1355 transitions. Second operand 7 states. [2021-01-06 23:21:53,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 23:21:53,592 INFO L93 Difference]: Finished difference Result 483 states and 1285 transitions. [2021-01-06 23:21:53,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-01-06 23:21:53,592 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 23 [2021-01-06 23:21:53,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 23:21:53,593 INFO L225 Difference]: With dead ends: 483 [2021-01-06 23:21:53,593 INFO L226 Difference]: Without dead ends: 186 [2021-01-06 23:21:53,594 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2021-01-06 23:21:53,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 186 states. [2021-01-06 23:21:53,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 186 to 186. [2021-01-06 23:21:53,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 186 states. [2021-01-06 23:21:53,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 446 transitions. [2021-01-06 23:21:53,599 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 446 transitions. Word has length 23 [2021-01-06 23:21:53,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 23:21:53,599 INFO L481 AbstractCegarLoop]: Abstraction has 186 states and 446 transitions. [2021-01-06 23:21:53,599 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-01-06 23:21:53,600 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 446 transitions. [2021-01-06 23:21:53,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-01-06 23:21:53,600 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 23:21:53,601 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 23:21:53,601 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-01-06 23:21:53,601 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 23:21:53,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 23:21:53,601 INFO L82 PathProgramCache]: Analyzing trace with hash 1882828366, now seen corresponding path program 1 times [2021-01-06 23:21:53,602 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 23:21:53,602 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416801372] [2021-01-06 23:21:53,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 23:21:53,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 23:21:53,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 23:21:53,698 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1416801372] [2021-01-06 23:21:53,698 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 23:21:53,698 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 23:21:53,698 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [359169551] [2021-01-06 23:21:53,699 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 23:21:53,699 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 23:21:53,699 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 23:21:53,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 23:21:53,700 INFO L87 Difference]: Start difference. First operand 186 states and 446 transitions. Second operand 5 states. [2021-01-06 23:21:53,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 23:21:53,768 INFO L93 Difference]: Finished difference Result 245 states and 589 transitions. [2021-01-06 23:21:53,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-06 23:21:53,768 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2021-01-06 23:21:53,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 23:21:53,769 INFO L225 Difference]: With dead ends: 245 [2021-01-06 23:21:53,769 INFO L226 Difference]: Without dead ends: 174 [2021-01-06 23:21:53,770 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-01-06 23:21:53,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2021-01-06 23:21:53,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 142. [2021-01-06 23:21:53,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2021-01-06 23:21:53,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 320 transitions. [2021-01-06 23:21:53,774 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 320 transitions. Word has length 26 [2021-01-06 23:21:53,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 23:21:53,774 INFO L481 AbstractCegarLoop]: Abstraction has 142 states and 320 transitions. [2021-01-06 23:21:53,774 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 23:21:53,775 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 320 transitions. [2021-01-06 23:21:53,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-01-06 23:21:53,775 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 23:21:53,775 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 23:21:53,776 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-01-06 23:21:53,776 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 23:21:53,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 23:21:53,776 INFO L82 PathProgramCache]: Analyzing trace with hash 1477299690, now seen corresponding path program 2 times [2021-01-06 23:21:53,776 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 23:21:53,777 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1051245548] [2021-01-06 23:21:53,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 23:21:53,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 23:21:53,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 23:21:53,878 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1051245548] [2021-01-06 23:21:53,878 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 23:21:53,878 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 23:21:53,878 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [862401456] [2021-01-06 23:21:53,879 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-06 23:21:53,879 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 23:21:53,879 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-06 23:21:53,880 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-01-06 23:21:53,880 INFO L87 Difference]: Start difference. First operand 142 states and 320 transitions. Second operand 6 states. [2021-01-06 23:21:53,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 23:21:53,945 INFO L93 Difference]: Finished difference Result 213 states and 495 transitions. [2021-01-06 23:21:53,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-01-06 23:21:53,945 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 26 [2021-01-06 23:21:53,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 23:21:53,946 INFO L225 Difference]: With dead ends: 213 [2021-01-06 23:21:53,946 INFO L226 Difference]: Without dead ends: 81 [2021-01-06 23:21:53,947 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2021-01-06 23:21:53,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2021-01-06 23:21:53,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2021-01-06 23:21:53,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2021-01-06 23:21:53,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 167 transitions. [2021-01-06 23:21:53,950 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 167 transitions. Word has length 26 [2021-01-06 23:21:53,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 23:21:53,950 INFO L481 AbstractCegarLoop]: Abstraction has 81 states and 167 transitions. [2021-01-06 23:21:53,950 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-01-06 23:21:53,950 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 167 transitions. [2021-01-06 23:21:53,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-01-06 23:21:53,951 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 23:21:53,951 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 23:21:53,951 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-01-06 23:21:53,951 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 23:21:53,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 23:21:53,952 INFO L82 PathProgramCache]: Analyzing trace with hash -253386616, now seen corresponding path program 3 times [2021-01-06 23:21:53,952 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 23:21:53,952 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924080773] [2021-01-06 23:21:53,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 23:21:53,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 23:21:54,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 23:21:54,086 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1924080773] [2021-01-06 23:21:54,086 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 23:21:54,086 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 23:21:54,087 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1803591120] [2021-01-06 23:21:54,087 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-06 23:21:54,087 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 23:21:54,088 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-06 23:21:54,088 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-01-06 23:21:54,088 INFO L87 Difference]: Start difference. First operand 81 states and 167 transitions. Second operand 7 states. [2021-01-06 23:21:54,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 23:21:54,188 INFO L93 Difference]: Finished difference Result 100 states and 202 transitions. [2021-01-06 23:21:54,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-01-06 23:21:54,188 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 26 [2021-01-06 23:21:54,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 23:21:54,189 INFO L225 Difference]: With dead ends: 100 [2021-01-06 23:21:54,189 INFO L226 Difference]: Without dead ends: 53 [2021-01-06 23:21:54,190 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2021-01-06 23:21:54,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2021-01-06 23:21:54,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2021-01-06 23:21:54,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2021-01-06 23:21:54,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 91 transitions. [2021-01-06 23:21:54,192 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 91 transitions. Word has length 26 [2021-01-06 23:21:54,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 23:21:54,192 INFO L481 AbstractCegarLoop]: Abstraction has 53 states and 91 transitions. [2021-01-06 23:21:54,192 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-01-06 23:21:54,192 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 91 transitions. [2021-01-06 23:21:54,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-01-06 23:21:54,193 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 23:21:54,193 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 23:21:54,193 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-01-06 23:21:54,193 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 23:21:54,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 23:21:54,193 INFO L82 PathProgramCache]: Analyzing trace with hash -280822712, now seen corresponding path program 4 times [2021-01-06 23:21:54,194 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 23:21:54,194 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690263630] [2021-01-06 23:21:54,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 23:21:54,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-01-06 23:21:54,239 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-01-06 23:21:54,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-01-06 23:21:54,285 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-01-06 23:21:54,326 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-01-06 23:21:54,326 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2021-01-06 23:21:54,326 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-01-06 23:21:54,449 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.01 11:21:54 BasicIcfg [2021-01-06 23:21:54,449 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-01-06 23:21:54,450 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-01-06 23:21:54,450 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-01-06 23:21:54,450 INFO L275 PluginConnector]: Witness Printer initialized [2021-01-06 23:21:54,451 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 11:21:39" (3/4) ... [2021-01-06 23:21:54,453 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-01-06 23:21:54,594 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/pthread-wmm/mix039_power.opt.i-witness.graphml [2021-01-06 23:21:54,595 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-01-06 23:21:54,596 INFO L168 Benchmark]: Toolchain (without parser) took 18123.98 ms. Allocated memory was 151.0 MB in the beginning and 327.2 MB in the end (delta: 176.2 MB). Free memory was 124.6 MB in the beginning and 235.4 MB in the end (delta: -110.8 MB). Peak memory consumption was 66.4 MB. Max. memory is 8.0 GB. [2021-01-06 23:21:54,597 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 151.0 MB. Free memory was 123.6 MB in the beginning and 123.5 MB in the end (delta: 80.2 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-01-06 23:21:54,597 INFO L168 Benchmark]: CACSL2BoogieTranslator took 928.78 ms. Allocated memory is still 151.0 MB. Free memory was 124.3 MB in the beginning and 121.5 MB in the end (delta: 2.8 MB). Peak memory consumption was 27.7 MB. Max. memory is 8.0 GB. [2021-01-06 23:21:54,598 INFO L168 Benchmark]: Boogie Procedure Inliner took 114.21 ms. Allocated memory is still 151.0 MB. Free memory was 121.5 MB in the beginning and 118.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-01-06 23:21:54,598 INFO L168 Benchmark]: Boogie Preprocessor took 79.17 ms. Allocated memory is still 151.0 MB. Free memory was 118.9 MB in the beginning and 116.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-01-06 23:21:54,598 INFO L168 Benchmark]: RCFGBuilder took 2108.60 ms. Allocated memory was 151.0 MB in the beginning and 188.7 MB in the end (delta: 37.7 MB). Free memory was 116.8 MB in the beginning and 136.5 MB in the end (delta: -19.7 MB). Peak memory consumption was 76.8 MB. Max. memory is 8.0 GB. [2021-01-06 23:21:54,599 INFO L168 Benchmark]: TraceAbstraction took 14733.57 ms. Allocated memory was 188.7 MB in the beginning and 327.2 MB in the end (delta: 138.4 MB). Free memory was 136.0 MB in the beginning and 256.9 MB in the end (delta: -120.9 MB). Peak memory consumption was 17.5 MB. Max. memory is 8.0 GB. [2021-01-06 23:21:54,599 INFO L168 Benchmark]: Witness Printer took 144.88 ms. Allocated memory is still 327.2 MB. Free memory was 256.9 MB in the beginning and 235.4 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2021-01-06 23:21:54,603 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 151.0 MB. Free memory was 123.6 MB in the beginning and 123.5 MB in the end (delta: 80.2 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 928.78 ms. Allocated memory is still 151.0 MB. Free memory was 124.3 MB in the beginning and 121.5 MB in the end (delta: 2.8 MB). Peak memory consumption was 27.7 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 114.21 ms. Allocated memory is still 151.0 MB. Free memory was 121.5 MB in the beginning and 118.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 79.17 ms. Allocated memory is still 151.0 MB. Free memory was 118.9 MB in the beginning and 116.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 2108.60 ms. Allocated memory was 151.0 MB in the beginning and 188.7 MB in the end (delta: 37.7 MB). Free memory was 116.8 MB in the beginning and 136.5 MB in the end (delta: -19.7 MB). Peak memory consumption was 76.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 14733.57 ms. Allocated memory was 188.7 MB in the beginning and 327.2 MB in the end (delta: 138.4 MB). Free memory was 136.0 MB in the beginning and 256.9 MB in the end (delta: -120.9 MB). Peak memory consumption was 17.5 MB. Max. memory is 8.0 GB. * Witness Printer took 144.88 ms. Allocated memory is still 327.2 MB. Free memory was 256.9 MB in the beginning and 235.4 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 1730 VarBasedMoverChecksPositive, 71 VarBasedMoverChecksNegative, 25 SemBasedMoverChecksPositive, 46 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.8s, 206 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 9.7s, 128 PlacesBefore, 45 PlacesAfterwards, 117 TransitionsBefore, 33 TransitionsAfterwards, 2488 CoEnabledTransitionPairs, 6 FixpointIterations, 42 TrivialSequentialCompositions, 44 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 9 ConcurrentYvCompositions, 1 ChoiceCompositions, 96 TotalNumberOfCompositions, 5630 MoverChecksTotal - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; [L712] 0 int __unbuffered_p0_EAX = 0; [L714] 0 int __unbuffered_p2_EAX = 0; [L716] 0 int __unbuffered_p3_EAX = 0; [L718] 0 int __unbuffered_p3_EBX = 0; [L720] 0 int a = 0; [L722] 0 int b = 0; [L723] 0 _Bool main$tmp_guard0; [L724] 0 _Bool main$tmp_guard1; [L726] 0 int x = 0; [L728] 0 int y = 0; [L730] 0 int z = 0; [L731] 0 _Bool z$flush_delayed; [L732] 0 int z$mem_tmp; [L733] 0 _Bool z$r_buff0_thd0; [L734] 0 _Bool z$r_buff0_thd1; [L735] 0 _Bool z$r_buff0_thd2; [L736] 0 _Bool z$r_buff0_thd3; [L737] 0 _Bool z$r_buff0_thd4; [L738] 0 _Bool z$r_buff1_thd0; [L739] 0 _Bool z$r_buff1_thd1; [L740] 0 _Bool z$r_buff1_thd2; [L741] 0 _Bool z$r_buff1_thd3; [L742] 0 _Bool z$r_buff1_thd4; [L743] 0 _Bool z$read_delayed; [L744] 0 int *z$read_delayed_var; [L745] 0 int z$w_buff0; [L746] 0 _Bool z$w_buff0_used; [L747] 0 int z$w_buff1; [L748] 0 _Bool z$w_buff1_used; [L749] 0 _Bool weak$$choice0; [L750] 0 _Bool weak$$choice2; [L856] 0 pthread_t t1029; [L857] FCALL, FORK 0 pthread_create(&t1029, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L858] 0 pthread_t t1030; [L859] FCALL, FORK 0 pthread_create(&t1030, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L860] 0 pthread_t t1031; [L861] FCALL, FORK 0 pthread_create(&t1031, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L862] 0 pthread_t t1032; [L863] FCALL, FORK 0 pthread_create(&t1032, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L812] 4 z$w_buff1 = z$w_buff0 [L813] 4 z$w_buff0 = 1 [L814] 4 z$w_buff1_used = z$w_buff0_used [L815] 4 z$w_buff0_used = (_Bool)1 [L18] COND FALSE 4 !(!expression) [L817] 4 z$r_buff1_thd0 = z$r_buff0_thd0 [L818] 4 z$r_buff1_thd1 = z$r_buff0_thd1 [L819] 4 z$r_buff1_thd2 = z$r_buff0_thd2 [L820] 4 z$r_buff1_thd3 = z$r_buff0_thd3 [L821] 4 z$r_buff1_thd4 = z$r_buff0_thd4 [L822] 4 z$r_buff0_thd4 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L825] 4 a = 1 [L828] 4 __unbuffered_p3_EAX = a VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L831] 4 __unbuffered_p3_EBX = b VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L754] 1 b = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L757] 1 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L762] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L764] 1 return 0; [L769] 2 x = 1 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L772] 2 y = 1 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L784] 3 y = 2 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=2, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L787] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L788] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L789] 3 z$flush_delayed = weak$$choice2 [L790] 3 z$mem_tmp = z [L791] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L791] 3 z = !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L792] EXPR 3 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L792] 3 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L793] EXPR 3 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L793] 3 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L794] EXPR 3 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L794] 3 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L795] EXPR 3 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L795] 3 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L796] EXPR 3 weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L796] 3 z$r_buff0_thd3 = weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L797] EXPR 3 weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L797] 3 z$r_buff1_thd3 = weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L798] 3 __unbuffered_p2_EAX = z [L799] EXPR 3 z$flush_delayed ? z$mem_tmp : z [L799] 3 z = z$flush_delayed ? z$mem_tmp : z [L800] 3 z$flush_delayed = (_Bool)0 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=2, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L805] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L807] 3 return 0; [L777] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L779] 2 return 0; [L834] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L834] 4 z = z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L835] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L835] 4 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L836] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used [L836] 4 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used [L837] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4 [L837] 4 z$r_buff0_thd4 = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4 [L838] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4 [L838] 4 z$r_buff1_thd4 = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4 [L841] 4 __unbuffered_cnt = __unbuffered_cnt + 1 [L843] 4 return 0; [L865] 0 main$tmp_guard0 = __unbuffered_cnt == 4 [L3] COND FALSE 0 !(!cond) [L869] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L869] EXPR 0 z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z [L869] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L869] 0 z = z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L870] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L870] 0 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L871] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L871] 0 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L872] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L872] 0 z$r_buff0_thd0 = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L873] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L873] 0 z$r_buff1_thd0 = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L876] 0 main$tmp_guard1 = !(y == 2 && __unbuffered_p0_EAX == 0 && __unbuffered_p2_EAX == 0 && __unbuffered_p3_EAX == 1 && __unbuffered_p3_EBX == 0) [L18] COND TRUE 0 !expression [L18] 0 reach_error() VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 116 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 14.4s, OverallIterations: 15, TraceHistogramMax: 1, AutomataDifference: 1.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 10.0s, HoareTripleCheckerStatistics: 564 SDtfs, 574 SDslu, 1099 SDs, 0 SdLazy, 326 SolverSat, 70 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 79 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2858occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 14 MinimizatonAttempts, 886 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 296 NumberOfCodeBlocks, 296 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 256 ConstructedInterpolants, 0 QuantifiedInterpolants, 30819 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 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! Received shutdown request...