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 -i ../../../trunk/examples/svcomp/locks/test_locks_15-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-17 21:28:10,017 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-17 21:28:10,020 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-17 21:28:10,039 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-17 21:28:10,039 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-17 21:28:10,041 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-17 21:28:10,043 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-17 21:28:10,057 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-17 21:28:10,059 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-17 21:28:10,060 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-17 21:28:10,063 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-17 21:28:10,065 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-17 21:28:10,066 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-17 21:28:10,069 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-17 21:28:10,072 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-17 21:28:10,073 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-17 21:28:10,075 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-17 21:28:10,076 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-17 21:28:10,077 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-17 21:28:10,079 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-17 21:28:10,081 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-17 21:28:10,082 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-17 21:28:10,083 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-17 21:28:10,084 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-17 21:28:10,086 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-17 21:28:10,089 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-17 21:28:10,090 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-17 21:28:10,090 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-17 21:28:10,091 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-17 21:28:10,092 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-17 21:28:10,092 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-17 21:28:10,093 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-17 21:28:10,093 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-17 21:28:10,093 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-17 21:28:10,094 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-17 21:28:10,095 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-17 21:28:10,096 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 [2019-08-17 21:28:10,110 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-17 21:28:10,111 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-17 21:28:10,112 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-17 21:28:10,112 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-17 21:28:10,112 INFO L138 SettingsManager]: * Use SBE=true [2019-08-17 21:28:10,113 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-17 21:28:10,113 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-17 21:28:10,113 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-17 21:28:10,113 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-17 21:28:10,113 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-17 21:28:10,114 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-17 21:28:10,114 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-17 21:28:10,114 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-17 21:28:10,114 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-17 21:28:10,114 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-17 21:28:10,115 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-17 21:28:10,115 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-17 21:28:10,115 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-17 21:28:10,115 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-17 21:28:10,115 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-17 21:28:10,116 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-17 21:28:10,116 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-17 21:28:10,116 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-17 21:28:10,116 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-17 21:28:10,116 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-17 21:28:10,117 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-17 21:28:10,117 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-17 21:28:10,117 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-17 21:28:10,117 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-17 21:28:10,149 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-17 21:28:10,160 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-17 21:28:10,164 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-17 21:28:10,166 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-17 21:28:10,166 INFO L275 PluginConnector]: CDTParser initialized [2019-08-17 21:28:10,167 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/locks/test_locks_15-2.c [2019-08-17 21:28:10,248 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9a5d4f8f/b581e95ad72144a4be0c658aeb184a1a/FLAGc06a68418 [2019-08-17 21:28:10,758 INFO L306 CDTParser]: Found 1 translation units. [2019-08-17 21:28:10,761 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/locks/test_locks_15-2.c [2019-08-17 21:28:10,773 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9a5d4f8f/b581e95ad72144a4be0c658aeb184a1a/FLAGc06a68418 [2019-08-17 21:28:11,071 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9a5d4f8f/b581e95ad72144a4be0c658aeb184a1a [2019-08-17 21:28:11,082 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-17 21:28:11,084 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-17 21:28:11,085 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-17 21:28:11,085 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-17 21:28:11,089 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-17 21:28:11,090 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.08 09:28:11" (1/1) ... [2019-08-17 21:28:11,093 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21a03c30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:28:11, skipping insertion in model container [2019-08-17 21:28:11,093 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.08 09:28:11" (1/1) ... [2019-08-17 21:28:11,101 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-17 21:28:11,140 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-17 21:28:11,324 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-17 21:28:11,329 INFO L188 MainTranslator]: Completed pre-run [2019-08-17 21:28:11,362 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-17 21:28:11,380 INFO L192 MainTranslator]: Completed translation [2019-08-17 21:28:11,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:28:11 WrapperNode [2019-08-17 21:28:11,380 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-17 21:28:11,381 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-17 21:28:11,381 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-17 21:28:11,381 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-17 21:28:11,495 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:28:11" (1/1) ... [2019-08-17 21:28:11,495 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:28:11" (1/1) ... [2019-08-17 21:28:11,502 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:28:11" (1/1) ... [2019-08-17 21:28:11,503 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:28:11" (1/1) ... [2019-08-17 21:28:11,511 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:28:11" (1/1) ... [2019-08-17 21:28:11,526 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:28:11" (1/1) ... [2019-08-17 21:28:11,530 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:28:11" (1/1) ... [2019-08-17 21:28:11,538 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-17 21:28:11,539 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-17 21:28:11,539 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-17 21:28:11,539 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-17 21:28:11,540 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:28:11" (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 [2019-08-17 21:28:11,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-17 21:28:11,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-17 21:28:11,596 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-17 21:28:11,597 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-17 21:28:11,597 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-17 21:28:11,597 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-17 21:28:11,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-17 21:28:11,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-17 21:28:12,005 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-17 21:28:12,005 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-17 21:28:12,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.08 09:28:12 BoogieIcfgContainer [2019-08-17 21:28:12,007 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-17 21:28:12,007 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-17 21:28:12,008 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-17 21:28:12,008 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-17 21:28:12,009 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.08 09:28:12" (1/1) ... [2019-08-17 21:28:12,025 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-17 21:28:12,030 INFO L155 IcfgInterpreter]: Building call graph [2019-08-17 21:28:12,040 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-17 21:28:12,047 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-17 21:28:12,048 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-17 21:28:12,088 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1