/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/rfi004_power.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-178dd20 [2021-01-06 23:28:08,602 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-06 23:28:08,605 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-06 23:28:08,639 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-06 23:28:08,640 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-06 23:28:08,641 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-06 23:28:08,643 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-06 23:28:08,645 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-06 23:28:08,648 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-06 23:28:08,649 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-06 23:28:08,650 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-06 23:28:08,651 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-06 23:28:08,652 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-06 23:28:08,653 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-06 23:28:08,655 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-06 23:28:08,656 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-06 23:28:08,657 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-06 23:28:08,658 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-06 23:28:08,672 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-06 23:28:08,674 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-06 23:28:08,676 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-06 23:28:08,678 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-06 23:28:08,679 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-06 23:28:08,680 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-06 23:28:08,683 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-01-06 23:28:08,684 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-01-06 23:28:08,684 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-01-06 23:28:08,685 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-01-06 23:28:08,685 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-01-06 23:28:08,687 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-01-06 23:28:08,687 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-06 23:28:08,688 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-06 23:28:08,689 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-06 23:28:08,689 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-06 23:28:08,691 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-06 23:28:08,691 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-06 23:28:08,692 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-06 23:28:08,692 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-06 23:28:08,692 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-06 23:28:08,693 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-06 23:28:08,694 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-06 23:28:08,695 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 23:28:08,722 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-06 23:28:08,722 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-06 23:28:08,723 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-06 23:28:08,724 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-06 23:28:08,724 INFO L138 SettingsManager]: * Use SBE=true [2021-01-06 23:28:08,724 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-06 23:28:08,725 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-06 23:28:08,725 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-06 23:28:08,726 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-06 23:28:08,726 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-06 23:28:08,727 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-06 23:28:08,727 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-06 23:28:08,728 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-06 23:28:08,729 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-06 23:28:08,729 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-06 23:28:08,729 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-06 23:28:08,729 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-06 23:28:08,730 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 23:28:08,730 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-06 23:28:08,731 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-06 23:28:08,731 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-06 23:28:08,731 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-06 23:28:08,731 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-06 23:28:08,731 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-06 23:28:08,731 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-01-06 23:28:08,732 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-06 23:28:09,145 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-06 23:28:09,172 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-06 23:28:09,175 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-06 23:28:09,176 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-06 23:28:09,177 INFO L275 PluginConnector]: CDTParser initialized [2021-01-06 23:28:09,178 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/rfi004_power.opt.i [2021-01-06 23:28:09,261 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/c7fb4a654/83a68a4c503a42e59da4a2ff3d2252d7/FLAGf7e3ec930 [2021-01-06 23:28:09,874 INFO L306 CDTParser]: Found 1 translation units. [2021-01-06 23:28:09,875 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/pthread-wmm/rfi004_power.opt.i [2021-01-06 23:28:09,894 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/c7fb4a654/83a68a4c503a42e59da4a2ff3d2252d7/FLAGf7e3ec930 [2021-01-06 23:28:10,175 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/c7fb4a654/83a68a4c503a42e59da4a2ff3d2252d7 [2021-01-06 23:28:10,178 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-06 23:28:10,180 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-01-06 23:28:10,182 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-06 23:28:10,182 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-06 23:28:10,185 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-06 23:28:10,186 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 11:28:10" (1/1) ... [2021-01-06 23:28:10,187 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@780bc737 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:28:10, skipping insertion in model container [2021-01-06 23:28:10,188 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 11:28:10" (1/1) ... [2021-01-06 23:28:10,196 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-06 23:28:10,242 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-06 23:28:10,415 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/rfi004_power.opt.i[993,1006] left hand side expression in assignment: lhs: VariableLHS[~x~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[~y$flush_delayed~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$mem_tmp~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff0_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff1_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$r_buff0_thd1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$r_buff1_thd1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__unbuffered_p0_EAX~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$flush_delayed~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__unbuffered_cnt~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff1_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff0_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$r_buff1_thd0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$r_buff1_thd1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$r_buff1_thd2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$r_buff0_thd2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__unbuffered_p1_EAX~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__unbuffered_p1_EBX~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff0_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff1_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$r_buff0_thd2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$r_buff1_thd2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__unbuffered_cnt~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main$tmp_guard0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff0_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff1_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$r_buff0_thd0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$r_buff1_thd0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main$tmp_guard1~0,GLOBAL] [2021-01-06 23:28:10,800 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 23:28:10,821 INFO L203 MainTranslator]: Completed pre-run [2021-01-06 23:28:10,843 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/rfi004_power.opt.i[993,1006] left hand side expression in assignment: lhs: VariableLHS[~x~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[~y$flush_delayed~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$mem_tmp~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff0_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff1_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$r_buff0_thd1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$r_buff1_thd1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__unbuffered_p0_EAX~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$flush_delayed~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__unbuffered_cnt~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff1_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff0_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$r_buff1_thd0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$r_buff1_thd1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$r_buff1_thd2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$r_buff0_thd2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__unbuffered_p1_EAX~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__unbuffered_p1_EBX~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff0_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff1_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$r_buff0_thd2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$r_buff1_thd2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__unbuffered_cnt~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main$tmp_guard0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff0_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff1_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$r_buff0_thd0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$r_buff1_thd0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main$tmp_guard1~0,GLOBAL] [2021-01-06 23:28:10,900 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 23:28:11,050 INFO L208 MainTranslator]: Completed translation [2021-01-06 23:28:11,051 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:28:11 WrapperNode [2021-01-06 23:28:11,051 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-06 23:28:11,052 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-06 23:28:11,053 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-06 23:28:11,053 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-06 23:28:11,061 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:28:11" (1/1) ... [2021-01-06 23:28:11,110 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:28:11" (1/1) ... [2021-01-06 23:28:11,159 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-06 23:28:11,162 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-06 23:28:11,162 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-06 23:28:11,163 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-06 23:28:11,173 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:28:11" (1/1) ... [2021-01-06 23:28:11,173 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:28:11" (1/1) ... [2021-01-06 23:28:11,190 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:28:11" (1/1) ... [2021-01-06 23:28:11,191 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:28:11" (1/1) ... [2021-01-06 23:28:11,200 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:28:11" (1/1) ... [2021-01-06 23:28:11,203 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:28:11" (1/1) ... [2021-01-06 23:28:11,206 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:28:11" (1/1) ... [2021-01-06 23:28:11,211 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-06 23:28:11,212 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-06 23:28:11,212 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-06 23:28:11,212 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-06 23:28:11,213 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:28:11" (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 23:28:11,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-06 23:28:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-01-06 23:28:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-06 23:28:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-06 23:28:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-01-06 23:28:11,327 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-01-06 23:28:11,328 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-01-06 23:28:11,329 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-01-06 23:28:11,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-06 23:28:11,330 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-01-06 23:28:11,330 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-06 23:28:11,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-06 23:28:11,333 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 23:28:13,379 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-06 23:28:13,379 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-01-06 23:28:13,381 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 11:28:13 BoogieIcfgContainer [2021-01-06 23:28:13,382 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-06 23:28:13,383 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-06 23:28:13,383 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-06 23:28:13,387 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-06 23:28:13,387 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.01 11:28:10" (1/3) ... [2021-01-06 23:28:13,388 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33c0f627 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 11:28:13, skipping insertion in model container [2021-01-06 23:28:13,388 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:28:11" (2/3) ... [2021-01-06 23:28:13,388 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33c0f627 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 11:28:13, skipping insertion in model container [2021-01-06 23:28:13,389 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 11:28:13" (3/3) ... [2021-01-06 23:28:13,390 INFO L111 eAbstractionObserver]: Analyzing ICFG rfi004_power.opt.i [2021-01-06 23:28:13,397 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-01-06 23:28:13,398 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-06 23:28:13,402 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-01-06 23:28:13,403 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-01-06 23:28:13,437 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,437 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,437 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,438 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,438 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,438 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,438 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,438 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,439 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,439 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,439 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,439 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,439 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,439 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,440 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,440 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,440 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,440 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,440 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,440 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,441 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,441 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,441 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,441 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,441 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,441 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,442 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,442 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,442 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,442 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,442 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,442 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,442 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,443 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,443 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,443 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,443 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,443 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,443 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,444 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,444 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,444 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,444 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,444 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,444 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,445 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,447 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,447 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,447 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,447 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,447 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,447 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,447 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,448 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,448 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,448 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,448 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,448 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,448 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,449 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,449 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,449 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,449 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,449 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,449 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,449 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,450 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,450 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,450 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,450 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,450 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,450 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,450 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,452 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,452 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,452 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,452 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,452 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,454 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,455 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,455 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,455 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,456 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,456 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,456 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,456 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,456 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,457 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,457 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,457 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,457 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,457 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,458 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,458 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,458 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,458 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,458 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,459 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,459 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,459 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,459 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,460 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,460 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,460 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,460 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,461 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,461 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,461 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,461 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,461 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,461 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,462 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,462 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,462 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,462 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,463 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,465 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,465 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,465 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,465 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,466 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,466 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,466 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,466 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,466 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,466 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,466 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,467 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,469 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,469 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,469 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,469 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,469 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,470 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,470 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,470 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,470 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,470 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,471 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,471 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,471 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,471 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,471 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,471 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,472 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,472 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,472 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,472 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,472 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,473 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,473 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,473 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,473 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,473 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,473 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:28:13,475 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-01-06 23:28:13,496 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-01-06 23:28:13,517 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-06 23:28:13,517 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-06 23:28:13,518 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-06 23:28:13,518 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-06 23:28:13,518 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-06 23:28:13,518 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-06 23:28:13,518 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-01-06 23:28:13,518 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-06 23:28:13,531 INFO L120 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-01-06 23:28:13,533 INFO L135 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 89 places, 84 transitions, 178 flow [2021-01-06 23:28:13,536 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 89 places, 84 transitions, 178 flow [2021-01-06 23:28:13,538 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 89 places, 84 transitions, 178 flow [2021-01-06 23:28:13,580 INFO L129 PetriNetUnfolder]: 2/82 cut-off events. [2021-01-06 23:28:13,580 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-01-06 23:28:13,584 INFO L84 FinitePrefix]: Finished finitePrefix Result has 89 conditions, 82 events. 2/82 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 47 event pairs, 0 based on Foata normal form. 0/78 useless extension candidates. Maximal degree in co-relation 47. Up to 2 conditions per place. [2021-01-06 23:28:13,587 INFO L116 LiptonReduction]: Number of co-enabled transitions 968 [2021-01-06 23:28:14,101 WARN L197 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2021-01-06 23:28:14,211 WARN L197 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2021-01-06 23:28:14,747 WARN L197 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 81 [2021-01-06 23:28:14,937 WARN L197 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-01-06 23:28:15,345 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-01-06 23:28:15,346 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 23:28:15,347 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-01-06 23:28:15,348 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 23:28:15,352 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-01-06 23:28:15,352 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-06 23:28:15,356 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 23:28:15,357 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-06 23:28:15,392 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-01-06 23:28:15,393 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 23:28:15,395 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-01-06 23:28:15,396 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 23:28:15,401 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-01-06 23:28:15,401 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-06 23:28:15,410 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 23:28:15,410 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-06 23:28:16,125 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-01-06 23:28:16,125 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 23:28:16,127 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-01-06 23:28:16,127 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 23:28:16,129 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-01-06 23:28:16,129 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-06 23:28:16,132 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 23:28:16,133 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-06 23:28:16,180 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-01-06 23:28:16,181 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 23:28:16,182 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-01-06 23:28:16,183 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 23:28:16,185 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2021-01-06 23:28:16,186 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-06 23:28:16,189 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 23:28:16,189 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-06 23:28:16,408 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 3, 2, 2, 1] term [2021-01-06 23:28:16,409 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 23:28:16,796 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 2, 4, 4, 3, 2, 1] term [2021-01-06 23:28:16,796 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 23:28:16,798 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 4, 4, 3, 2, 1] term [2021-01-06 23:28:16,798 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 23:28:16,799 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 2, 4, 4, 3, 2, 1] term [2021-01-06 23:28:16,799 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 23:28:16,929 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-01-06 23:28:16,930 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 23:28:16,932 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2021-01-06 23:28:16,932 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-01-06 23:28:16,933 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 4, 3, 4, 3, 3, 2, 1] term [2021-01-06 23:28:16,934 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-01-06 23:28:16,935 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2021-01-06 23:28:16,935 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-01-06 23:28:16,938 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 23:28:16,938 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 23:28:16,940 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 23:28:16,941 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 23:28:16,942 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 23:28:16,942 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 23:28:17,023 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 2, 4, 3, 4, 3, 2, 1] term [2021-01-06 23:28:17,024 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-01-06 23:28:17,026 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 8, 2, 4, 3, 4, 3, 2, 1] term [2021-01-06 23:28:17,027 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 23:28:17,231 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 2, 4, 3, 4, 3, 2, 1] term [2021-01-06 23:28:17,232 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-01-06 23:28:17,234 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 8, 2, 4, 3, 4, 3, 2, 1] term [2021-01-06 23:28:17,235 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 23:28:17,292 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2021-01-06 23:28:17,293 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 23:28:17,295 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2021-01-06 23:28:17,295 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-01-06 23:28:17,297 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 4, 3, 4, 3, 3, 2, 1] term [2021-01-06 23:28:17,298 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-01-06 23:28:17,299 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2021-01-06 23:28:17,299 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-01-06 23:28:17,301 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 23:28:17,301 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 23:28:17,303 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 23:28:17,304 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 23:28:17,305 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 23:28:17,305 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 23:28:17,713 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 2, 4, 4, 3, 2, 1] term [2021-01-06 23:28:17,713 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 23:28:17,715 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 4, 4, 3, 2, 1] term [2021-01-06 23:28:17,715 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 23:28:17,716 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 2, 4, 4, 3, 2, 1] term [2021-01-06 23:28:17,716 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 23:28:18,148 WARN L197 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 54 [2021-01-06 23:28:18,322 WARN L197 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 54 [2021-01-06 23:28:18,707 WARN L197 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-01-06 23:28:19,970 WARN L197 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 112 [2021-01-06 23:28:20,167 WARN L197 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-01-06 23:28:20,630 WARN L197 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 112 [2021-01-06 23:28:20,842 WARN L197 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-01-06 23:28:20,959 INFO L131 LiptonReduction]: Checked pairs total: 2619 [2021-01-06 23:28:20,959 INFO L133 LiptonReduction]: Total number of compositions: 77 [2021-01-06 23:28:20,966 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 26 places, 20 transitions, 50 flow [2021-01-06 23:28:20,983 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 150 states. [2021-01-06 23:28:20,985 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states. [2021-01-06 23:28:20,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-01-06 23:28:20,991 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 23:28:20,992 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2021-01-06 23:28:20,992 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 23:28:20,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 23:28:20,998 INFO L82 PathProgramCache]: Analyzing trace with hash 803171679, now seen corresponding path program 1 times [2021-01-06 23:28:21,008 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 23:28:21,008 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [357461684] [2021-01-06 23:28:21,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 23:28:21,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 23:28:21,284 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 23:28:21,285 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [357461684] [2021-01-06 23:28:21,285 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 23:28:21,286 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-01-06 23:28:21,286 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [217090252] [2021-01-06 23:28:21,291 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 23:28:21,291 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 23:28:21,305 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 23:28:21,306 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 23:28:21,308 INFO L87 Difference]: Start difference. First operand 150 states. Second operand 3 states. [2021-01-06 23:28:21,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 23:28:21,358 INFO L93 Difference]: Finished difference Result 130 states and 302 transitions. [2021-01-06 23:28:21,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 23:28:21,360 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 5 [2021-01-06 23:28:21,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 23:28:21,372 INFO L225 Difference]: With dead ends: 130 [2021-01-06 23:28:21,372 INFO L226 Difference]: Without dead ends: 106 [2021-01-06 23:28:21,373 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 23:28:21,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2021-01-06 23:28:21,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2021-01-06 23:28:21,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2021-01-06 23:28:21,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 240 transitions. [2021-01-06 23:28:21,421 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 240 transitions. Word has length 5 [2021-01-06 23:28:21,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 23:28:21,422 INFO L481 AbstractCegarLoop]: Abstraction has 106 states and 240 transitions. [2021-01-06 23:28:21,422 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 23:28:21,422 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 240 transitions. [2021-01-06 23:28:21,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-01-06 23:28:21,423 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 23:28:21,423 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-01-06 23:28:21,423 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-06 23:28:21,424 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 23:28:21,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 23:28:21,424 INFO L82 PathProgramCache]: Analyzing trace with hash -1246082300, now seen corresponding path program 1 times [2021-01-06 23:28:21,425 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 23:28:21,425 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186383225] [2021-01-06 23:28:21,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 23:28:21,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 23:28:21,519 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 23:28:21,520 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1186383225] [2021-01-06 23:28:21,520 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 23:28:21,520 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-01-06 23:28:21,520 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868131300] [2021-01-06 23:28:21,522 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 23:28:21,522 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 23:28:21,523 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 23:28:21,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 23:28:21,523 INFO L87 Difference]: Start difference. First operand 106 states and 240 transitions. Second operand 3 states. [2021-01-06 23:28:21,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 23:28:21,539 INFO L93 Difference]: Finished difference Result 102 states and 228 transitions. [2021-01-06 23:28:21,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 23:28:21,543 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2021-01-06 23:28:21,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 23:28:21,544 INFO L225 Difference]: With dead ends: 102 [2021-01-06 23:28:21,544 INFO L226 Difference]: Without dead ends: 102 [2021-01-06 23:28:21,545 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 23:28:21,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2021-01-06 23:28:21,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 102. [2021-01-06 23:28:21,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2021-01-06 23:28:21,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 228 transitions. [2021-01-06 23:28:21,568 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 228 transitions. Word has length 7 [2021-01-06 23:28:21,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 23:28:21,571 INFO L481 AbstractCegarLoop]: Abstraction has 102 states and 228 transitions. [2021-01-06 23:28:21,571 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 23:28:21,571 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 228 transitions. [2021-01-06 23:28:21,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-01-06 23:28:21,572 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 23:28:21,572 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 23:28:21,573 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-06 23:28:21,573 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 23:28:21,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 23:28:21,574 INFO L82 PathProgramCache]: Analyzing trace with hash 787173886, now seen corresponding path program 1 times [2021-01-06 23:28:21,574 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 23:28:21,574 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [309417855] [2021-01-06 23:28:21,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 23:28:21,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 23:28:21,723 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 23:28:21,723 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [309417855] [2021-01-06 23:28:21,723 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 23:28:21,724 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 23:28:21,724 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1333415032] [2021-01-06 23:28:21,728 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 23:28:21,728 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 23:28:21,732 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 23:28:21,732 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 23:28:21,733 INFO L87 Difference]: Start difference. First operand 102 states and 228 transitions. Second operand 4 states. [2021-01-06 23:28:21,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 23:28:21,777 INFO L93 Difference]: Finished difference Result 85 states and 158 transitions. [2021-01-06 23:28:21,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 23:28:21,782 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 9 [2021-01-06 23:28:21,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 23:28:21,783 INFO L225 Difference]: With dead ends: 85 [2021-01-06 23:28:21,784 INFO L226 Difference]: Without dead ends: 61 [2021-01-06 23:28:21,784 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 23:28:21,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2021-01-06 23:28:21,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2021-01-06 23:28:21,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61 states. [2021-01-06 23:28:21,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 105 transitions. [2021-01-06 23:28:21,799 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 105 transitions. Word has length 9 [2021-01-06 23:28:21,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 23:28:21,799 INFO L481 AbstractCegarLoop]: Abstraction has 61 states and 105 transitions. [2021-01-06 23:28:21,799 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 23:28:21,799 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 105 transitions. [2021-01-06 23:28:21,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-01-06 23:28:21,803 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 23:28:21,803 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 23:28:21,803 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-06 23:28:21,804 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 23:28:21,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 23:28:21,804 INFO L82 PathProgramCache]: Analyzing trace with hash -1301216375, now seen corresponding path program 1 times [2021-01-06 23:28:21,805 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 23:28:21,805 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855925433] [2021-01-06 23:28:21,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 23:28:21,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 23:28:21,903 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 23:28:21,903 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1855925433] [2021-01-06 23:28:21,904 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 23:28:21,904 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 23:28:21,904 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1997548837] [2021-01-06 23:28:21,904 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 23:28:21,905 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 23:28:21,905 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 23:28:21,905 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-01-06 23:28:21,906 INFO L87 Difference]: Start difference. First operand 61 states and 105 transitions. Second operand 4 states. [2021-01-06 23:28:21,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 23:28:21,924 INFO L93 Difference]: Finished difference Result 59 states and 101 transitions. [2021-01-06 23:28:21,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 23:28:21,924 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 10 [2021-01-06 23:28:21,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 23:28:21,925 INFO L225 Difference]: With dead ends: 59 [2021-01-06 23:28:21,925 INFO L226 Difference]: Without dead ends: 59 [2021-01-06 23:28:21,926 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-01-06 23:28:21,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2021-01-06 23:28:21,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2021-01-06 23:28:21,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2021-01-06 23:28:21,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 101 transitions. [2021-01-06 23:28:21,931 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 101 transitions. Word has length 10 [2021-01-06 23:28:21,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 23:28:21,931 INFO L481 AbstractCegarLoop]: Abstraction has 59 states and 101 transitions. [2021-01-06 23:28:21,931 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 23:28:21,932 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 101 transitions. [2021-01-06 23:28:21,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-01-06 23:28:21,933 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 23:28:21,933 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 23:28:21,933 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-06 23:28:21,933 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 23:28:21,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 23:28:21,934 INFO L82 PathProgramCache]: Analyzing trace with hash -1934215373, now seen corresponding path program 1 times [2021-01-06 23:28:21,934 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 23:28:21,934 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1491348563] [2021-01-06 23:28:21,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 23:28:22,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 23:28:22,056 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 23:28:22,056 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1491348563] [2021-01-06 23:28:22,056 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 23:28:22,057 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 23:28:22,057 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887753582] [2021-01-06 23:28:22,057 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 23:28:22,057 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 23:28:22,058 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 23:28:22,058 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-01-06 23:28:22,058 INFO L87 Difference]: Start difference. First operand 59 states and 101 transitions. Second operand 5 states. [2021-01-06 23:28:22,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 23:28:22,096 INFO L93 Difference]: Finished difference Result 46 states and 73 transitions. [2021-01-06 23:28:22,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-06 23:28:22,097 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 12 [2021-01-06 23:28:22,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 23:28:22,098 INFO L225 Difference]: With dead ends: 46 [2021-01-06 23:28:22,098 INFO L226 Difference]: Without dead ends: 37 [2021-01-06 23:28:22,098 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 23:28:22,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2021-01-06 23:28:22,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2021-01-06 23:28:22,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2021-01-06 23:28:22,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 57 transitions. [2021-01-06 23:28:22,101 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 57 transitions. Word has length 12 [2021-01-06 23:28:22,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 23:28:22,101 INFO L481 AbstractCegarLoop]: Abstraction has 37 states and 57 transitions. [2021-01-06 23:28:22,101 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 23:28:22,102 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 57 transitions. [2021-01-06 23:28:22,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-01-06 23:28:22,102 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 23:28:22,102 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 23:28:22,103 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-01-06 23:28:22,103 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 23:28:22,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 23:28:22,103 INFO L82 PathProgramCache]: Analyzing trace with hash -1589996246, now seen corresponding path program 1 times [2021-01-06 23:28:22,104 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 23:28:22,104 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1521179899] [2021-01-06 23:28:22,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 23:28:22,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 23:28:22,169 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 23:28:22,169 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1521179899] [2021-01-06 23:28:22,170 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 23:28:22,170 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 23:28:22,170 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144048471] [2021-01-06 23:28:22,170 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 23:28:22,171 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 23:28:22,171 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 23:28:22,171 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 23:28:22,171 INFO L87 Difference]: Start difference. First operand 37 states and 57 transitions. Second operand 4 states. [2021-01-06 23:28:22,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 23:28:22,187 INFO L93 Difference]: Finished difference Result 48 states and 71 transitions. [2021-01-06 23:28:22,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 23:28:22,188 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 15 [2021-01-06 23:28:22,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 23:28:22,188 INFO L225 Difference]: With dead ends: 48 [2021-01-06 23:28:22,188 INFO L226 Difference]: Without dead ends: 22 [2021-01-06 23:28:22,189 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 23:28:22,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2021-01-06 23:28:22,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2021-01-06 23:28:22,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2021-01-06 23:28:22,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 27 transitions. [2021-01-06 23:28:22,191 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 27 transitions. Word has length 15 [2021-01-06 23:28:22,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 23:28:22,191 INFO L481 AbstractCegarLoop]: Abstraction has 22 states and 27 transitions. [2021-01-06 23:28:22,192 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 23:28:22,192 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2021-01-06 23:28:22,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-01-06 23:28:22,192 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 23:28:22,192 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 23:28:22,193 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-01-06 23:28:22,193 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 23:28:22,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 23:28:22,193 INFO L82 PathProgramCache]: Analyzing trace with hash 331000746, now seen corresponding path program 2 times [2021-01-06 23:28:22,193 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 23:28:22,194 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558467283] [2021-01-06 23:28:22,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 23:28:22,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-01-06 23:28:22,259 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-01-06 23:28:22,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-01-06 23:28:22,301 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-01-06 23:28:22,343 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-01-06 23:28:22,343 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2021-01-06 23:28:22,343 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-01-06 23:28:22,434 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.01 11:28:22 BasicIcfg [2021-01-06 23:28:22,435 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-01-06 23:28:22,435 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-01-06 23:28:22,435 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-01-06 23:28:22,436 INFO L275 PluginConnector]: Witness Printer initialized [2021-01-06 23:28:22,437 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 11:28:13" (3/4) ... [2021-01-06 23:28:22,439 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-01-06 23:28:22,604 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/pthread-wmm/rfi004_power.opt.i-witness.graphml [2021-01-06 23:28:22,604 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-01-06 23:28:22,605 INFO L168 Benchmark]: Toolchain (without parser) took 12425.39 ms. Allocated memory was 155.2 MB in the beginning and 318.8 MB in the end (delta: 163.6 MB). Free memory was 128.4 MB in the beginning and 290.7 MB in the end (delta: -162.3 MB). Peak memory consumption was 181.8 MB. Max. memory is 8.0 GB. [2021-01-06 23:28:22,606 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 155.2 MB. Free memory is still 127.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-01-06 23:28:22,606 INFO L168 Benchmark]: CACSL2BoogieTranslator took 869.64 ms. Allocated memory is still 155.2 MB. Free memory was 128.2 MB in the beginning and 128.9 MB in the end (delta: -675.7 kB). Peak memory consumption was 29.5 MB. Max. memory is 8.0 GB. [2021-01-06 23:28:22,607 INFO L168 Benchmark]: Boogie Procedure Inliner took 108.25 ms. Allocated memory is still 155.2 MB. Free memory was 128.9 MB in the beginning and 126.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-01-06 23:28:22,608 INFO L168 Benchmark]: Boogie Preprocessor took 49.58 ms. Allocated memory is still 155.2 MB. Free memory was 126.3 MB in the beginning and 124.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-01-06 23:28:22,608 INFO L168 Benchmark]: RCFGBuilder took 2169.51 ms. Allocated memory was 155.2 MB in the beginning and 207.6 MB in the end (delta: 52.4 MB). Free memory was 124.2 MB in the beginning and 183.1 MB in the end (delta: -58.9 MB). Peak memory consumption was 96.8 MB. Max. memory is 8.0 GB. [2021-01-06 23:28:22,609 INFO L168 Benchmark]: TraceAbstraction took 9051.48 ms. Allocated memory was 207.6 MB in the beginning and 318.8 MB in the end (delta: 111.1 MB). Free memory was 182.6 MB in the beginning and 118.8 MB in the end (delta: 63.8 MB). Peak memory consumption was 175.5 MB. Max. memory is 8.0 GB. [2021-01-06 23:28:22,610 INFO L168 Benchmark]: Witness Printer took 168.76 ms. Allocated memory is still 318.8 MB. Free memory was 118.8 MB in the beginning and 290.7 MB in the end (delta: -172.0 MB). Peak memory consumption was 7.9 MB. Max. memory is 8.0 GB. [2021-01-06 23:28:22,614 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 155.2 MB. Free memory is still 127.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 869.64 ms. Allocated memory is still 155.2 MB. Free memory was 128.2 MB in the beginning and 128.9 MB in the end (delta: -675.7 kB). Peak memory consumption was 29.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 108.25 ms. Allocated memory is still 155.2 MB. Free memory was 128.9 MB in the beginning and 126.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 49.58 ms. Allocated memory is still 155.2 MB. Free memory was 126.3 MB in the beginning and 124.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 2169.51 ms. Allocated memory was 155.2 MB in the beginning and 207.6 MB in the end (delta: 52.4 MB). Free memory was 124.2 MB in the beginning and 183.1 MB in the end (delta: -58.9 MB). Peak memory consumption was 96.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 9051.48 ms. Allocated memory was 207.6 MB in the beginning and 318.8 MB in the end (delta: 111.1 MB). Free memory was 182.6 MB in the beginning and 118.8 MB in the end (delta: 63.8 MB). Peak memory consumption was 175.5 MB. Max. memory is 8.0 GB. * Witness Printer took 168.76 ms. Allocated memory is still 318.8 MB. Free memory was 118.8 MB in the beginning and 290.7 MB in the end (delta: -172.0 MB). Peak memory consumption was 7.9 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 671 VarBasedMoverChecksPositive, 48 VarBasedMoverChecksNegative, 12 SemBasedMoverChecksPositive, 36 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.8s, 67 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 7.4s, 89 PlacesBefore, 26 PlacesAfterwards, 84 TransitionsBefore, 20 TransitionsAfterwards, 968 CoEnabledTransitionPairs, 8 FixpointIterations, 35 TrivialSequentialCompositions, 34 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 7 ConcurrentYvCompositions, 1 ChoiceCompositions, 77 TotalNumberOfCompositions, 2619 MoverChecksTotal - CounterExampleResult [Line: 19]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L709] 0 int __unbuffered_cnt = 0; [L711] 0 int __unbuffered_p0_EAX = 0; [L713] 0 int __unbuffered_p1_EAX = 0; [L715] 0 int __unbuffered_p1_EBX = 0; [L716] 0 _Bool main$tmp_guard0; [L717] 0 _Bool main$tmp_guard1; [L719] 0 int x = 0; [L721] 0 int y = 0; [L722] 0 _Bool y$flush_delayed; [L723] 0 int y$mem_tmp; [L724] 0 _Bool y$r_buff0_thd0; [L725] 0 _Bool y$r_buff0_thd1; [L726] 0 _Bool y$r_buff0_thd2; [L727] 0 _Bool y$r_buff1_thd0; [L728] 0 _Bool y$r_buff1_thd1; [L729] 0 _Bool y$r_buff1_thd2; [L730] 0 _Bool y$read_delayed; [L731] 0 int *y$read_delayed_var; [L732] 0 int y$w_buff0; [L733] 0 _Bool y$w_buff0_used; [L734] 0 int y$w_buff1; [L735] 0 _Bool y$w_buff1_used; [L737] 0 int z = 0; [L738] 0 _Bool weak$$choice0; [L739] 0 _Bool weak$$choice2; [L815] 0 pthread_t t1651; [L816] FCALL, FORK 0 pthread_create(&t1651, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L817] 0 pthread_t t1652; [L818] FCALL, FORK 0 pthread_create(&t1652, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L773] 2 y$w_buff1 = y$w_buff0 [L774] 2 y$w_buff0 = 1 [L775] 2 y$w_buff1_used = y$w_buff0_used [L776] 2 y$w_buff0_used = (_Bool)1 [L19] COND FALSE 2 !(!expression) [L778] 2 y$r_buff1_thd0 = y$r_buff0_thd0 [L779] 2 y$r_buff1_thd1 = y$r_buff0_thd1 [L780] 2 y$r_buff1_thd2 = y$r_buff0_thd2 [L781] 2 y$r_buff0_thd2 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L784] 2 z = 1 [L787] 2 __unbuffered_p1_EAX = z VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L790] 2 __unbuffered_p1_EBX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L743] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L748] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L749] 1 weak$$choice2 = __VERIFIER_nondet_bool() [L750] 1 y$flush_delayed = weak$$choice2 [L751] 1 y$mem_tmp = y [L752] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1) [L752] 1 y = !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1) [L753] EXPR 1 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)) [L753] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0) [L753] EXPR 1 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)) [L753] 1 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)) [L754] EXPR 1 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)) [L754] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1) [L754] EXPR 1 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)) [L754] 1 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)) [L755] EXPR 1 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used)) [L755] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used) [L755] EXPR 1 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used)) [L755] 1 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used)) [L756] EXPR 1 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L756] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0) [L756] EXPR 1 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L756] 1 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L757] EXPR 1 weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1)) [L757] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1) [L757] EXPR 1 weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1)) [L757] 1 y$r_buff0_thd1 = weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1)) [L758] EXPR 1 weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L758] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0) [L758] EXPR 1 weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L758] 1 y$r_buff1_thd1 = weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L759] 1 __unbuffered_p0_EAX = y [L760] EXPR 1 y$flush_delayed ? y$mem_tmp : y [L760] 1 y = y$flush_delayed ? y$mem_tmp : y [L761] 1 y$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L793] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L793] 2 y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L794] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L794] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L795] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L795] 2 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L796] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L796] 2 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L797] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L797] 2 y$r_buff1_thd2 = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L800] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L802] 2 return 0; [L766] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L768] 1 return 0; [L820] 0 main$tmp_guard0 = __unbuffered_cnt == 2 [L4] COND FALSE 0 !(!cond) [L824] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L824] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L824] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L824] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L825] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L825] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L826] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L826] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L827] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L827] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L828] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L828] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L831] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 0 && __unbuffered_p1_EAX == 1 && __unbuffered_p1_EBX == 0) [L19] COND TRUE 0 !expression [L19] 0 reach_error() VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 83 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 8.8s, OverallIterations: 7, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 7.4s, HoareTripleCheckerStatistics: 102 SDtfs, 74 SDslu, 112 SDs, 0 SdLazy, 56 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 17 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=150occurred 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: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 73 NumberOfCodeBlocks, 73 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 52 ConstructedInterpolants, 0 QuantifiedInterpolants, 2084 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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...