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.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/locks/test_locks_7.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 06:32:40,260 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 06:32:40,263 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 06:32:40,275 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 06:32:40,275 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 06:32:40,276 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 06:32:40,277 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 06:32:40,279 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 06:32:40,281 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 06:32:40,282 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 06:32:40,283 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 06:32:40,284 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 06:32:40,284 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 06:32:40,285 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 06:32:40,286 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 06:32:40,287 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 06:32:40,288 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 06:32:40,289 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 06:32:40,291 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 06:32:40,293 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 06:32:40,295 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 06:32:40,296 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 06:32:40,298 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 06:32:40,298 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 06:32:40,301 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 06:32:40,305 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 06:32:40,305 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 06:32:40,306 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 06:32:40,307 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 06:32:40,308 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 06:32:40,308 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 06:32:40,309 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 06:32:40,310 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 06:32:40,310 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 06:32:40,312 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 06:32:40,312 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 06:32:40,313 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 06:32:40,313 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 06:32:40,313 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 06:32:40,314 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 06:32:40,315 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 06:32:40,316 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 [2019-10-15 06:32:40,329 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 06:32:40,330 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 06:32:40,331 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 06:32:40,331 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 06:32:40,332 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 06:32:40,332 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 06:32:40,332 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 06:32:40,332 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 06:32:40,332 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 06:32:40,333 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 06:32:40,333 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 06:32:40,333 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 06:32:40,333 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 06:32:40,333 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 06:32:40,333 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 06:32:40,334 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 06:32:40,334 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 06:32:40,334 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 06:32:40,334 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 06:32:40,334 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 06:32:40,335 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 06:32:40,335 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 06:32:40,335 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 06:32:40,335 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 06:32:40,335 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 06:32:40,336 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 06:32:40,336 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 06:32:40,336 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 06:32:40,336 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: Simplification Technique -> SIMPLIFY_QUICK [2019-10-15 06:32:40,594 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 06:32:40,606 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 06:32:40,610 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 06:32:40,611 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 06:32:40,612 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 06:32:40,612 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/locks/test_locks_7.c [2019-10-15 06:32:40,693 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7b907d79/be1ff2d0b66d44cd8c5595904c37d61f/FLAG7ff1450fc [2019-10-15 06:32:41,196 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 06:32:41,196 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/locks/test_locks_7.c [2019-10-15 06:32:41,206 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7b907d79/be1ff2d0b66d44cd8c5595904c37d61f/FLAG7ff1450fc [2019-10-15 06:32:41,632 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7b907d79/be1ff2d0b66d44cd8c5595904c37d61f [2019-10-15 06:32:41,643 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 06:32:41,645 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 06:32:41,646 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 06:32:41,646 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 06:32:41,649 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 06:32:41,650 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:32:41" (1/1) ... [2019-10-15 06:32:41,654 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ef44e68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:32:41, skipping insertion in model container [2019-10-15 06:32:41,654 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:32:41" (1/1) ... [2019-10-15 06:32:41,662 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 06:32:41,683 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 06:32:41,905 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:32:41,918 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 06:32:41,943 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:32:41,959 INFO L192 MainTranslator]: Completed translation [2019-10-15 06:32:41,960 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:32:41 WrapperNode [2019-10-15 06:32:41,960 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 06:32:41,961 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 06:32:41,961 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 06:32:41,961 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 06:32:42,053 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:32:41" (1/1) ... [2019-10-15 06:32:42,054 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:32:41" (1/1) ... [2019-10-15 06:32:42,059 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:32:41" (1/1) ... [2019-10-15 06:32:42,060 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:32:41" (1/1) ... [2019-10-15 06:32:42,064 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:32:41" (1/1) ... [2019-10-15 06:32:42,074 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:32:41" (1/1) ... [2019-10-15 06:32:42,075 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:32:41" (1/1) ... [2019-10-15 06:32:42,080 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 06:32:42,081 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 06:32:42,081 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 06:32:42,081 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 06:32:42,082 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:32:41" (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 [2019-10-15 06:32:42,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 06:32:42,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 06:32:42,139 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 06:32:42,139 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 06:32:42,139 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 06:32:42,139 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 06:32:42,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 06:32:42,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 06:32:42,596 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 06:32:42,596 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-15 06:32:42,597 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:32:42 BoogieIcfgContainer [2019-10-15 06:32:42,598 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 06:32:42,598 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 06:32:42,598 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 06:32:42,598 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 06:32:42,600 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:32:42" (1/1) ... [2019-10-15 06:32:42,600 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 [2019-10-15 06:32:42,630 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 06:32:42,630 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 06:32:42,638 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 06:32:42,651 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 06:32:42,653 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 06:32:42,748 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-10-15 06:32:42,827 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-10-15 06:32:42,909 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-10-15 06:32:44,444 WARN L191 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 214 [2019-10-15 06:32:45,419 WARN L191 SmtUtils]: Spent 970.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2019-10-15 06:32:45,797 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-10-15 06:32:46,046 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-10-15 06:32:46,077 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-10-15 06:32:46,653 WARN L191 SmtUtils]: Spent 543.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2019-10-15 06:32:47,137 WARN L191 SmtUtils]: Spent 482.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2019-10-15 06:32:47,920 WARN L191 SmtUtils]: Spent 755.00 ms on a formula simplification that was a NOOP. DAG size: 284 [2019-10-15 06:32:48,701 WARN L191 SmtUtils]: Spent 681.00 ms on a formula simplification that was a NOOP. DAG size: 284 [2019-10-15 06:32:49,128 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-10-15 06:32:49,135 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-10-15 06:32:49,964 WARN L191 SmtUtils]: Spent 780.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2019-10-15 06:32:50,475 WARN L191 SmtUtils]: Spent 509.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2019-10-15 06:32:50,743 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-10-15 06:32:50,898 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-10-15 06:32:51,102 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-10-15 06:32:51,295 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-10-15 06:32:51,527 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-10-15 06:32:51,683 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-10-15 06:32:52,180 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-10-15 06:32:52,356 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-10-15 06:32:52,615 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-15 06:32:52,961 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-15 06:32:53,226 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-15 06:32:53,245 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-10-15 06:32:53,712 WARN L191 SmtUtils]: Spent 446.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2019-10-15 06:32:54,160 WARN L191 SmtUtils]: Spent 446.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2019-10-15 06:32:54,824 WARN L191 SmtUtils]: Spent 602.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2019-10-15 06:32:55,268 WARN L191 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2019-10-15 06:32:55,944 WARN L191 SmtUtils]: Spent 659.00 ms on a formula simplification that was a NOOP. DAG size: 284 [2019-10-15 06:32:56,168 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2019-10-15 06:32:56,369 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2019-10-15 06:32:56,525 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2019-10-15 06:32:56,711 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2019-10-15 06:32:56,946 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2019-10-15 06:32:57,130 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2019-10-15 06:32:57,632 WARN L191 SmtUtils]: Spent 460.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2019-10-15 06:32:58,074 WARN L191 SmtUtils]: Spent 439.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2019-10-15 06:32:58,592 WARN L191 SmtUtils]: Spent 498.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2019-10-15 06:32:59,203 WARN L191 SmtUtils]: Spent 537.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2019-10-15 06:32:59,793 WARN L191 SmtUtils]: Spent 534.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2019-10-15 06:33:00,267 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-15 06:33:00,279 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-15 06:33:00,280 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-15 06:33:00,281 INFO L168 Benchmark]: Toolchain (without parser) took 18636.83 ms. Allocated memory was 137.9 MB in the beginning and 681.6 MB in the end (delta: 543.7 MB). Free memory was 102.9 MB in the beginning and 613.9 MB in the end (delta: -511.0 MB). Peak memory consumption was 32.7 MB. Max. memory is 7.1 GB. [2019-10-15 06:33:00,282 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 137.9 MB. Free memory was 121.1 MB in the beginning and 120.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-15 06:33:00,283 INFO L168 Benchmark]: CACSL2BoogieTranslator took 315.03 ms. Allocated memory is still 137.9 MB. Free memory was 102.7 MB in the beginning and 92.5 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. [2019-10-15 06:33:00,284 INFO L168 Benchmark]: Boogie Preprocessor took 119.48 ms. Allocated memory was 137.9 MB in the beginning and 201.3 MB in the end (delta: 63.4 MB). Free memory was 92.5 MB in the beginning and 179.0 MB in the end (delta: -86.5 MB). Peak memory consumption was 13.7 MB. Max. memory is 7.1 GB. [2019-10-15 06:33:00,285 INFO L168 Benchmark]: RCFGBuilder took 516.87 ms. Allocated memory is still 201.3 MB. Free memory was 179.0 MB in the beginning and 153.7 MB in the end (delta: 25.3 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. [2019-10-15 06:33:00,286 INFO L168 Benchmark]: Sifa took 17681.68 ms. Allocated memory was 201.3 MB in the beginning and 681.6 MB in the end (delta: 480.2 MB). Free memory was 153.7 MB in the beginning and 613.9 MB in the end (delta: -460.2 MB). Peak memory consumption was 20.1 MB. Max. memory is 7.1 GB. [2019-10-15 06:33:00,290 INFO L335 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 137.9 MB. Free memory was 121.1 MB in the beginning and 120.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 315.03 ms. Allocated memory is still 137.9 MB. Free memory was 102.7 MB in the beginning and 92.5 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 119.48 ms. Allocated memory was 137.9 MB in the beginning and 201.3 MB in the end (delta: 63.4 MB). Free memory was 92.5 MB in the beginning and 179.0 MB in the end (delta: -86.5 MB). Peak memory consumption was 13.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 516.87 ms. Allocated memory is still 201.3 MB. Free memory was 179.0 MB in the beginning and 153.7 MB in the end (delta: 25.3 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. * Sifa took 17681.68 ms. Allocated memory was 201.3 MB in the beginning and 681.6 MB in the end (delta: 480.2 MB). Free memory was 153.7 MB in the beginning and 613.9 MB in the end (delta: -460.2 MB). Peak memory consumption was 20.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 17638, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 82, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 71, TOOLS_POST_TIME[ms]: 112, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 8, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 0, TOOLS_QUANTIFIERELIM_APPLICATIONS: 74, TOOLS_QUANTIFIERELIM_TIME[ms]: 87, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 19, FLUID_QUERY_TIME[ms]: 8, FLUID_QUERIES: 83, FLUID_YES_ANSWERS: 13, DOMAIN_JOIN_APPLICATIONS: 40, DOMAIN_JOIN_TIME[ms]: 6468, DOMAIN_ALPHA_APPLICATIONS: 13, DOMAIN_ALPHA_TIME[ms]: 10707, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 1, DOMAIN_ISSUBSETEQ_TIME[ms]: 2, DOMAIN_ISBOTTOM_APPLICATIONS: 33, DOMAIN_ISBOTTOM_TIME[ms]: 219, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 6312, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 6312, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 1, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 52, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 52, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 42, DAG_COMPRESSION_PROCESSED_NODES: 441, DAG_COMPRESSION_RETAINED_NODES: 159 - UnprovableResult [Line: 119]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 3333#(and (<= main_~p1~0 2147483647) (<= 0 main_~lk4~0) (<= main_~p5~0 2147483647) (<= main_~lk7~0 1) (<= main_~p6~0 2147483647) (<= main_~p3~0 2147483647) (<= main_~lk4~0 1) (<= 0 main_~lk7~0) (<= main_~cond~0 2147483647) (<= 0 main_~lk1~0) (<= 0 (+ main_~p1~0 2147483648)) (<= 0 (+ main_~p7~0 2147483648)) (<= main_~p7~0 2147483647) (<= 0 main_~lk6~0) (<= 0 (+ main_~cond~0 2147483648)) (<= main_~p2~0 2147483647) (<= 0 main_~lk5~0) (<= 0 main_~lk2~0) (<= 0 (+ main_~p3~0 2147483648)) (<= main_~lk3~0 1) (<= 0 (+ main_~p4~0 2147483648)) (<= main_~lk6~0 1) (<= 0 (+ main_~p2~0 2147483648)) (<= 0 (+ main_~p5~0 2147483648)) (<= 0 (+ main_~p6~0 2147483648)) (<= main_~lk2~0 1) (<= 0 main_~lk3~0) (<= main_~lk1~0 1) (<= main_~lk5~0 1) (<= main_~p4~0 2147483647)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...