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 ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer InterpretCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/locks/test_locks_10.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 07:09:48,303 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 07:09:48,305 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 07:09:48,316 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 07:09:48,317 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 07:09:48,318 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 07:09:48,319 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 07:09:48,321 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 07:09:48,322 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 07:09:48,323 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 07:09:48,324 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 07:09:48,325 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 07:09:48,325 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 07:09:48,326 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 07:09:48,327 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 07:09:48,328 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 07:09:48,329 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 07:09:48,330 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 07:09:48,332 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 07:09:48,334 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 07:09:48,335 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 07:09:48,336 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 07:09:48,337 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 07:09:48,338 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 07:09:48,341 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 07:09:48,341 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 07:09:48,341 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 07:09:48,342 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 07:09:48,343 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 07:09:48,344 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 07:09:48,344 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 07:09:48,345 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 07:09:48,346 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 07:09:48,347 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 07:09:48,348 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 07:09:48,348 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 07:09:48,349 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 07:09:48,349 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 07:09:48,349 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 07:09:48,350 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 07:09:48,351 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 07:09:48,352 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 [2019-09-19 07:09:48,370 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 07:09:48,373 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 07:09:48,375 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 07:09:48,375 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 07:09:48,375 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 07:09:48,375 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 07:09:48,375 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 07:09:48,376 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 07:09:48,376 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 07:09:48,376 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 07:09:48,377 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 07:09:48,378 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 07:09:48,378 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 07:09:48,378 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 07:09:48,378 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 07:09:48,378 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 07:09:48,379 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 07:09:48,379 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 07:09:48,379 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 07:09:48,380 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 07:09:48,380 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 07:09:48,381 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 07:09:48,381 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 07:09:48,382 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 07:09:48,382 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 07:09:48,382 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 07:09:48,382 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 07:09:48,382 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 07:09:48,382 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain 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 -> InterpretCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 07:09:48,428 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 07:09:48,437 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 07:09:48,442 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 07:09:48,443 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 07:09:48,444 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 07:09:48,444 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/locks/test_locks_10.c [2019-09-19 07:09:48,504 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83fa03370/310edb28793c4e4ea8903a71a45d12dc/FLAGf454aa19d [2019-09-19 07:09:48,884 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 07:09:48,884 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/locks/test_locks_10.c [2019-09-19 07:09:48,892 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83fa03370/310edb28793c4e4ea8903a71a45d12dc/FLAGf454aa19d [2019-09-19 07:09:49,266 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83fa03370/310edb28793c4e4ea8903a71a45d12dc [2019-09-19 07:09:49,277 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 07:09:49,279 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 07:09:49,281 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 07:09:49,282 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 07:09:49,284 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 07:09:49,285 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 07:09:49" (1/1) ... [2019-09-19 07:09:49,288 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cca2c2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:09:49, skipping insertion in model container [2019-09-19 07:09:49,288 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 07:09:49" (1/1) ... [2019-09-19 07:09:49,296 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 07:09:49,317 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 07:09:49,505 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 07:09:49,509 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 07:09:49,537 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 07:09:49,550 INFO L192 MainTranslator]: Completed translation [2019-09-19 07:09:49,550 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:09:49 WrapperNode [2019-09-19 07:09:49,550 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 07:09:49,551 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 07:09:49,551 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 07:09:49,551 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 07:09:49,639 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:09:49" (1/1) ... [2019-09-19 07:09:49,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:09:49" (1/1) ... [2019-09-19 07:09:49,644 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:09:49" (1/1) ... [2019-09-19 07:09:49,645 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:09:49" (1/1) ... [2019-09-19 07:09:49,650 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:09:49" (1/1) ... [2019-09-19 07:09:49,657 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:09:49" (1/1) ... [2019-09-19 07:09:49,659 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:09:49" (1/1) ... [2019-09-19 07:09:49,661 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 07:09:49,662 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 07:09:49,662 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 07:09:49,662 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 07:09:49,663 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:09:49" (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 [2019-09-19 07:09:49,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 07:09:49,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 07:09:49,733 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 07:09:49,733 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 07:09:49,733 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 07:09:49,733 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 07:09:49,733 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 07:09:49,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 07:09:50,407 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 07:09:50,407 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-19 07:09:50,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 07:09:50 BoogieIcfgContainer [2019-09-19 07:09:50,410 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 07:09:50,410 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 07:09:50,411 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 07:09:50,411 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 07:09:50,412 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 07:09:50" (1/1) ... [2019-09-19 07:09:50,413 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=InterpretCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-19 07:09:50,445 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 07:09:50,445 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 07:09:50,451 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 07:09:50,459 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 07:09:50,461 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 07:09:50,508 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-19 07:09:50,675 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-19 07:09:51,099 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-19 07:09:52,712 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-09-19 07:09:53,163 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-19 07:09:53,357 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-19 07:09:53,589 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2019-09-19 07:09:53,884 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2019-09-19 07:09:53,992 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-19 07:09:54,251 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 67 [2019-09-19 07:09:54,384 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-19 07:09:54,397 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 11 [2019-09-19 07:09:54,845 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 11 [2019-09-19 07:09:55,846 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-09-19 07:09:56,134 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-19 07:09:56,310 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-19 07:09:56,524 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2019-09-19 07:09:56,811 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2019-09-19 07:09:57,120 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2019-09-19 07:09:57,447 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 64 [2019-09-19 07:09:57,562 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-19 07:09:57,577 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 11 [2019-09-19 07:09:58,056 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 11 [2019-09-19 07:09:59,598 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-09-19 07:09:59,766 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-19 07:09:59,950 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-19 07:10:00,175 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2019-09-19 07:10:00,441 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2019-09-19 07:10:00,545 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-19 07:10:01,363 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-09-19 07:10:01,675 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-19 07:10:01,854 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-19 07:10:02,080 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2019-09-19 07:10:02,350 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2019-09-19 07:10:02,687 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 67 [2019-09-19 07:10:02,802 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-19 07:10:02,815 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 11 [2019-09-19 07:10:03,218 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 11 [2019-09-19 07:10:04,252 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-19 07:10:04,442 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-19 07:10:04,654 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2019-09-19 07:10:04,914 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2019-09-19 07:10:05,189 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2019-09-19 07:10:05,508 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 64 [2019-09-19 07:10:05,620 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-19 07:10:05,628 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 11 [2019-09-19 07:10:06,065 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 11 [2019-09-19 07:10:07,606 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-19 07:10:07,785 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-19 07:10:07,996 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2019-09-19 07:10:08,265 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2019-09-19 07:10:08,367 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-19 07:10:08,547 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2019-09-19 07:10:08,850 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 62 [2019-09-19 07:10:08,973 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-19 07:10:09,189 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 62 [2019-09-19 07:10:09,297 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-19 07:10:09,544 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 69 [2019-09-19 07:10:09,670 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-19 07:10:09,882 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-09-19 07:10:10,097 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-09-19 07:10:10,109 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 11 [2019-09-19 07:10:10,586 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 11 [2019-09-19 07:10:12,378 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-19 07:10:12,561 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-19 07:10:12,787 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2019-09-19 07:10:13,035 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2019-09-19 07:10:13,365 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 67 [2019-09-19 07:10:13,484 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-19 07:10:13,493 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 11 [2019-09-19 07:10:13,948 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 11 [2019-09-19 07:10:15,019 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-19 07:10:15,202 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-19 07:10:15,418 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2019-09-19 07:10:15,678 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2019-09-19 07:10:15,953 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2019-09-19 07:10:16,275 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 64 [2019-09-19 07:10:16,388 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-19 07:10:16,395 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 11 [2019-09-19 07:10:16,836 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 11 [2019-09-19 07:10:18,374 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-19 07:10:18,555 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-19 07:10:18,768 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2019-09-19 07:10:19,024 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2019-09-19 07:10:20,250 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-19 07:10:20,433 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-19 07:10:20,649 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2019-09-19 07:10:20,905 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2019-09-19 07:10:21,226 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 67 [2019-09-19 07:10:21,338 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-19 07:10:21,346 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 11 [2019-09-19 07:10:21,743 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 11 [2019-09-19 07:10:22,752 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-19 07:10:22,933 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-19 07:10:23,140 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2019-09-19 07:10:23,410 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2019-09-19 07:10:23,682 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2019-09-19 07:10:24,002 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 64 [2019-09-19 07:10:24,116 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-19 07:10:24,123 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 11 [2019-09-19 07:10:24,549 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 11 [2019-09-19 07:10:26,097 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-19 07:10:26,279 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-19 07:10:26,492 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2019-09-19 07:10:26,753 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2019-09-19 07:10:27,065 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 62 [2019-09-19 07:10:27,171 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-19 07:10:27,853 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-09-19 07:10:28,305 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-19 07:10:28,488 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-19 07:10:28,698 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2019-09-19 07:10:28,956 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2019-09-19 07:10:29,289 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 67 [2019-09-19 07:10:29,406 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-19 07:10:29,414 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 11 [2019-09-19 07:10:29,812 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 11 [2019-09-19 07:10:30,813 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-19 07:10:30,994 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-19 07:10:31,203 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2019-09-19 07:10:31,465 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2019-09-19 07:10:31,740 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2019-09-19 07:10:32,071 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 64 [2019-09-19 07:10:32,184 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-19 07:10:32,191 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 11 [2019-09-19 07:10:32,626 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 11 [2019-09-19 07:10:34,050 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-19 07:10:34,111 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 07:10:34,112 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 07:10:34,114 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 18720#true [2019-09-19 07:10:34,125 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 07:10:34,125 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 07:10:34,127 INFO L168 Benchmark]: Toolchain (without parser) took 44848.52 ms. Allocated memory was 134.7 MB in the beginning and 415.8 MB in the end (delta: 281.0 MB). Free memory was 89.4 MB in the beginning and 152.8 MB in the end (delta: -63.4 MB). Peak memory consumption was 217.6 MB. Max. memory is 7.1 GB. [2019-09-19 07:10:34,128 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 134.7 MB. Free memory was 107.8 MB in the beginning and 107.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 07:10:34,129 INFO L168 Benchmark]: CACSL2BoogieTranslator took 269.15 ms. Allocated memory is still 134.7 MB. Free memory was 89.2 MB in the beginning and 78.2 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 7.1 GB. [2019-09-19 07:10:34,130 INFO L168 Benchmark]: Boogie Preprocessor took 110.37 ms. Allocated memory was 134.7 MB in the beginning and 200.8 MB in the end (delta: 66.1 MB). Free memory was 78.2 MB in the beginning and 176.8 MB in the end (delta: -98.6 MB). Peak memory consumption was 15.8 MB. Max. memory is 7.1 GB. [2019-09-19 07:10:34,131 INFO L168 Benchmark]: RCFGBuilder took 748.37 ms. Allocated memory is still 200.8 MB. Free memory was 176.8 MB in the beginning and 142.1 MB in the end (delta: 34.7 MB). Peak memory consumption was 34.7 MB. Max. memory is 7.1 GB. [2019-09-19 07:10:34,132 INFO L168 Benchmark]: Sifa took 43714.85 ms. Allocated memory was 200.8 MB in the beginning and 415.8 MB in the end (delta: 215.0 MB). Free memory was 142.1 MB in the beginning and 152.8 MB in the end (delta: -10.7 MB). Peak memory consumption was 204.3 MB. Max. memory is 7.1 GB. [2019-09-19 07:10:34,135 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 134.7 MB. Free memory was 107.8 MB in the beginning and 107.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 269.15 ms. Allocated memory is still 134.7 MB. Free memory was 89.2 MB in the beginning and 78.2 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 110.37 ms. Allocated memory was 134.7 MB in the beginning and 200.8 MB in the end (delta: 66.1 MB). Free memory was 78.2 MB in the beginning and 176.8 MB in the end (delta: -98.6 MB). Peak memory consumption was 15.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 748.37 ms. Allocated memory is still 200.8 MB. Free memory was 176.8 MB in the beginning and 142.1 MB in the end (delta: 34.7 MB). Peak memory consumption was 34.7 MB. Max. memory is 7.1 GB. * Sifa took 43714.85 ms. Allocated memory was 200.8 MB in the beginning and 415.8 MB in the end (delta: 215.0 MB). Free memory was 142.1 MB in the beginning and 152.8 MB in the end (delta: -10.7 MB). Peak memory consumption was 204.3 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]: 43670, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 543, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 482, TOOLS_POST_TIME[ms]: 237, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 7, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 0, TOOLS_QUANTIFIERELIM_APPLICATIONS: 485, TOOLS_QUANTIFIERELIM_TIME[ms]: 168, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 28, FLUID_QUERY_TIME[ms]: 16, FLUID_QUERIES: 548, FLUID_YES_ANSWERS: 24, DOMAIN_JOIN_APPLICATIONS: 271, DOMAIN_JOIN_TIME[ms]: 32580, DOMAIN_ALPHA_APPLICATIONS: 24, DOMAIN_ALPHA_TIME[ms]: 10346, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 4, DOMAIN_ISBOTTOM_APPLICATIONS: 193, DOMAIN_ISBOTTOM_TIME[ms]: 281, LOOP_SUMMARIZER_APPLICATIONS: 5, LOOP_SUMMARIZER_CACHE_MISSES: 5, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 31379, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 31378, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 0, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 93, DAG_COMPRESSION_PROCESSED_NODES: 1840, DAG_COMPRESSION_RETAINED_NODES: 789 - UnprovableResult [Line: 161]: 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 18720#true. Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...