java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/locks/test_locks_8.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 16:20:03,672 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 16:20:03,674 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 16:20:03,686 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 16:20:03,686 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 16:20:03,687 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 16:20:03,689 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 16:20:03,691 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 16:20:03,692 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 16:20:03,693 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 16:20:03,694 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 16:20:03,695 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 16:20:03,696 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 16:20:03,697 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 16:20:03,697 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 16:20:03,699 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 16:20:03,699 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 16:20:03,700 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 16:20:03,702 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 16:20:03,704 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 16:20:03,706 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 16:20:03,707 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 16:20:03,709 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 16:20:03,710 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 16:20:03,712 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 16:20:03,713 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 16:20:03,713 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 16:20:03,714 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 16:20:03,714 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 16:20:03,715 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 16:20:03,716 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 16:20:03,717 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 16:20:03,717 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 16:20:03,718 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 16:20:03,719 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 16:20:03,720 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 16:20:03,720 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 16:20:03,721 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 16:20:03,721 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 16:20:03,722 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 16:20:03,723 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 16:20:03,723 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-25 16:20:03,738 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 16:20:03,738 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 16:20:03,740 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 16:20:03,740 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 16:20:03,740 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 16:20:03,740 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 16:20:03,741 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 16:20:03,741 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 16:20:03,741 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 16:20:03,741 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 16:20:03,741 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 16:20:03,742 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 16:20:03,742 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 16:20:03,742 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 16:20:03,742 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 16:20:03,742 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 16:20:03,743 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 16:20:03,743 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 16:20:03,743 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 16:20:03,743 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 16:20:03,744 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 16:20:03,744 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 16:20:03,744 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 16:20:03,744 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 16:20:03,744 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 16:20:03,744 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 16:20:03,745 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 16:20:03,745 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 16:20:03,745 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-25 16:20:03,779 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 16:20:03,795 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 16:20:03,799 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 16:20:03,800 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 16:20:03,801 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 16:20:03,801 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/locks/test_locks_8.c [2019-09-25 16:20:03,879 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b3d4d08a/85936666e19e48aa90b46fcb942704d1/FLAGa396453e6 [2019-09-25 16:20:04,328 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 16:20:04,329 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/locks/test_locks_8.c [2019-09-25 16:20:04,339 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b3d4d08a/85936666e19e48aa90b46fcb942704d1/FLAGa396453e6 [2019-09-25 16:20:04,663 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b3d4d08a/85936666e19e48aa90b46fcb942704d1 [2019-09-25 16:20:04,674 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 16:20:04,676 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 16:20:04,677 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 16:20:04,677 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 16:20:04,680 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 16:20:04,681 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 04:20:04" (1/1) ... [2019-09-25 16:20:04,683 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26d85dfd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:20:04, skipping insertion in model container [2019-09-25 16:20:04,684 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 04:20:04" (1/1) ... [2019-09-25 16:20:04,691 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 16:20:04,713 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 16:20:04,895 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 16:20:04,899 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 16:20:04,925 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 16:20:04,939 INFO L192 MainTranslator]: Completed translation [2019-09-25 16:20:04,939 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:20:04 WrapperNode [2019-09-25 16:20:04,939 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 16:20:04,940 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 16:20:04,940 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 16:20:04,940 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 16:20:04,950 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:20:04" (1/1) ... [2019-09-25 16:20:04,950 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:20:04" (1/1) ... [2019-09-25 16:20:05,044 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:20:04" (1/1) ... [2019-09-25 16:20:05,045 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:20:04" (1/1) ... [2019-09-25 16:20:05,050 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:20:04" (1/1) ... [2019-09-25 16:20:05,059 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:20:04" (1/1) ... [2019-09-25 16:20:05,067 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:20:04" (1/1) ... [2019-09-25 16:20:05,070 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 16:20:05,070 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 16:20:05,070 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 16:20:05,071 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 16:20:05,071 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:20:04" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2019-09-25 16:20:05,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 16:20:05,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 16:20:05,135 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 16:20:05,135 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 16:20:05,135 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 16:20:05,136 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 16:20:05,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 16:20:05,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 16:20:05,659 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 16:20:05,659 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-25 16:20:05,661 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 04:20:05 BoogieIcfgContainer [2019-09-25 16:20:05,661 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 16:20:05,661 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 16:20:05,662 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 16:20:05,662 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 16:20:05,663 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 04:20:05" (1/1) ... [2019-09-25 16:20:05,664 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 16:20:05,689 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 16:20:05,689 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 16:20:05,697 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 16:20:05,706 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 16:20:05,708 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 16:20:05,796 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-25 16:20:06,679 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-09-25 16:20:06,829 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-09-25 16:20:11,222 WARN L191 SmtUtils]: Spent 4.08 s on a formula simplification that was a NOOP. DAG size: 353 [2019-09-25 16:20:14,920 WARN L191 SmtUtils]: Spent 3.68 s on a formula simplification that was a NOOP. DAG size: 353 [2019-09-25 16:20:17,055 WARN L191 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 350 [2019-09-25 16:20:18,640 WARN L191 SmtUtils]: Spent 1.58 s on a formula simplification that was a NOOP. DAG size: 350 [2019-09-25 16:20:20,325 WARN L191 SmtUtils]: Spent 1.58 s on a formula simplification that was a NOOP. DAG size: 350 [2019-09-25 16:20:21,894 WARN L191 SmtUtils]: Spent 1.57 s on a formula simplification that was a NOOP. DAG size: 350 [2019-09-25 16:20:21,945 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-09-25 16:20:23,698 WARN L191 SmtUtils]: Spent 1.66 s on a formula simplification that was a NOOP. DAG size: 353 [2019-09-25 16:20:25,249 WARN L191 SmtUtils]: Spent 1.55 s on a formula simplification that was a NOOP. DAG size: 353 [2019-09-25 16:20:26,030 WARN L191 SmtUtils]: Spent 630.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2019-09-25 16:20:26,536 WARN L191 SmtUtils]: Spent 505.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2019-09-25 16:20:27,209 WARN L191 SmtUtils]: Spent 562.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2019-09-25 16:20:27,705 WARN L191 SmtUtils]: Spent 494.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2019-09-25 16:20:30,017 WARN L191 SmtUtils]: Spent 2.29 s on a formula simplification that was a NOOP. DAG size: 486 [2019-09-25 16:20:32,546 WARN L191 SmtUtils]: Spent 2.26 s on a formula simplification that was a NOOP. DAG size: 486 [2019-09-25 16:20:34,902 WARN L191 SmtUtils]: Spent 2.25 s on a formula simplification that was a NOOP. DAG size: 486 [2019-09-25 16:20:37,247 WARN L191 SmtUtils]: Spent 2.24 s on a formula simplification that was a NOOP. DAG size: 486 [2019-09-25 16:20:39,575 WARN L191 SmtUtils]: Spent 2.24 s on a formula simplification that was a NOOP. DAG size: 486 [2019-09-25 16:20:41,887 WARN L191 SmtUtils]: Spent 2.23 s on a formula simplification that was a NOOP. DAG size: 486 [2019-09-25 16:20:44,206 WARN L191 SmtUtils]: Spent 2.23 s on a formula simplification that was a NOOP. DAG size: 486