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_6.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-14 02:27:27,382 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 02:27:27,385 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 02:27:27,405 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 02:27:27,405 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 02:27:27,407 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 02:27:27,409 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 02:27:27,419 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 02:27:27,425 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 02:27:27,428 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 02:27:27,429 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 02:27:27,432 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 02:27:27,432 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 02:27:27,434 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 02:27:27,437 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 02:27:27,438 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 02:27:27,440 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 02:27:27,441 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 02:27:27,442 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 02:27:27,447 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 02:27:27,452 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 02:27:27,455 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 02:27:27,458 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 02:27:27,460 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 02:27:27,462 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 02:27:27,462 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 02:27:27,463 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 02:27:27,464 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 02:27:27,466 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 02:27:27,467 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 02:27:27,467 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 02:27:27,469 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 02:27:27,470 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 02:27:27,471 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 02:27:27,472 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 02:27:27,472 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 02:27:27,473 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 02:27:27,474 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 02:27:27,474 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 02:27:27,475 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 02:27:27,476 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 02:27:27,477 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 [2019-10-14 02:27:27,515 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 02:27:27,515 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 02:27:27,516 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 02:27:27,517 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 02:27:27,517 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 02:27:27,517 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 02:27:27,517 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 02:27:27,517 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 02:27:27,518 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 02:27:27,518 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 02:27:27,518 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 02:27:27,518 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 02:27:27,518 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 02:27:27,519 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 02:27:27,519 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 02:27:27,519 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 02:27:27,521 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 02:27:27,522 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 02:27:27,522 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 02:27:27,522 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 02:27:27,522 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 02:27:27,522 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 02:27:27,523 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 02:27:27,523 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 02:27:27,523 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 02:27:27,523 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 02:27:27,523 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 02:27:27,524 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 02:27:27,524 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 [2019-10-14 02:27:27,830 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 02:27:27,844 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 02:27:27,847 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 02:27:27,849 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 02:27:27,850 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 02:27:27,850 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/locks/test_locks_6.c [2019-10-14 02:27:27,911 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/880e4c97d/104a15e7f0c8426394cbb32c9b19fb7a/FLAGb871ddbd0 [2019-10-14 02:27:28,356 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 02:27:28,357 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/locks/test_locks_6.c [2019-10-14 02:27:28,366 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/880e4c97d/104a15e7f0c8426394cbb32c9b19fb7a/FLAGb871ddbd0 [2019-10-14 02:27:28,720 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/880e4c97d/104a15e7f0c8426394cbb32c9b19fb7a [2019-10-14 02:27:28,730 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 02:27:28,731 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 02:27:28,732 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 02:27:28,733 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 02:27:28,736 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 02:27:28,737 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:27:28" (1/1) ... [2019-10-14 02:27:28,740 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40bebede and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:27:28, skipping insertion in model container [2019-10-14 02:27:28,741 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:27:28" (1/1) ... [2019-10-14 02:27:28,748 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 02:27:28,768 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 02:27:28,987 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:27:28,991 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 02:27:29,011 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:27:29,104 INFO L192 MainTranslator]: Completed translation [2019-10-14 02:27:29,104 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:27:29 WrapperNode [2019-10-14 02:27:29,105 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 02:27:29,105 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 02:27:29,106 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 02:27:29,106 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 02:27:29,120 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:27:29" (1/1) ... [2019-10-14 02:27:29,120 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:27:29" (1/1) ... [2019-10-14 02:27:29,126 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:27:29" (1/1) ... [2019-10-14 02:27:29,127 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:27:29" (1/1) ... [2019-10-14 02:27:29,132 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:27:29" (1/1) ... [2019-10-14 02:27:29,139 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:27:29" (1/1) ... [2019-10-14 02:27:29,140 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:27:29" (1/1) ... [2019-10-14 02:27:29,142 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 02:27:29,143 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 02:27:29,143 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 02:27:29,143 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 02:27:29,144 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:27:29" (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 [2019-10-14 02:27:29,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 02:27:29,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 02:27:29,207 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 02:27:29,207 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 02:27:29,207 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 02:27:29,207 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 02:27:29,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 02:27:29,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 02:27:29,643 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 02:27:29,643 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-14 02:27:29,645 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:27:29 BoogieIcfgContainer [2019-10-14 02:27:29,645 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 02:27:29,645 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-14 02:27:29,646 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-14 02:27:29,646 INFO L275 PluginConnector]: Sifa initialized [2019-10-14 02:27:29,647 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:27:29" (1/1) ... [2019-10-14 02:27:29,647 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 [2019-10-14 02:27:29,676 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-14 02:27:29,676 INFO L169 IcfgInterpreter]: Building call graph [2019-10-14 02:27:29,683 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-14 02:27:29,691 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-14 02:27:29,692 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-14 02:27:29,795 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-10-14 02:27:29,876 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-10-14 02:27:29,919 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-10-14 02:27:30,750 WARN L191 SmtUtils]: Spent 675.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-10-14 02:27:31,112 WARN L191 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-10-14 02:27:31,528 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-10-14 02:27:31,843 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-10-14 02:27:32,059 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-10-14 02:27:32,163 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-10-14 02:27:32,317 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-10-14 02:27:32,677 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-10-14 02:27:32,893 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-10-14 02:27:33,281 WARN L191 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-10-14 02:27:33,793 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-10-14 02:27:34,015 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-10-14 02:27:34,354 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-10-14 02:27:34,702 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-10-14 02:27:34,878 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-10-14 02:27:35,046 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-10-14 02:27:35,187 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-10-14 02:27:36,498 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-10-14 02:27:36,704 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-10-14 02:27:36,708 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-10-14 02:27:36,934 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-10-14 02:27:37,094 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-10-14 02:27:37,242 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-10-14 02:27:37,370 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-10-14 02:27:37,973 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-10-14 02:27:38,105 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-10-14 02:27:38,263 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-10-14 02:27:38,389 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-10-14 02:27:38,608 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-10-14 02:27:38,849 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-10-14 02:27:39,014 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-10-14 02:27:39,143 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-10-14 02:27:39,348 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-10-14 02:27:39,563 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-10-14 02:27:39,787 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-10-14 02:27:39,997 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-10-14 02:27:40,203 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-10-14 02:27:40,216 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-10-14 02:27:40,348 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-10-14 02:27:40,475 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-10-14 02:27:40,828 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-10-14 02:27:41,029 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-10-14 02:27:41,237 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-10-14 02:27:43,220 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-14 02:27:43,220 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-14 02:27:43,222 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 3848#(and (<= main_~p1~0 2147483647) (<= 0 main_~lk4~0) (<= main_~p5~0 2147483647) (<= main_~p6~0 2147483647) (<= main_~p3~0 2147483647) (<= main_~lk4~0 1) (<= main_~cond~0 2147483647) (<= 0 main_~lk1~0) (<= 0 (+ main_~p1~0 2147483648)) (<= 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)) [2019-10-14 02:27:43,232 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-14 02:27:43,232 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-14 02:27:43,234 INFO L168 Benchmark]: Toolchain (without parser) took 14502.54 ms. Allocated memory was 136.3 MB in the beginning and 576.7 MB in the end (delta: 440.4 MB). Free memory was 101.3 MB in the beginning and 167.8 MB in the end (delta: -66.5 MB). Peak memory consumption was 373.9 MB. Max. memory is 7.1 GB. [2019-10-14 02:27:43,235 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 136.3 MB. Free memory was 119.6 MB in the beginning and 119.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-14 02:27:43,236 INFO L168 Benchmark]: CACSL2BoogieTranslator took 372.71 ms. Allocated memory was 136.3 MB in the beginning and 200.8 MB in the end (delta: 64.5 MB). Free memory was 101.1 MB in the beginning and 180.2 MB in the end (delta: -79.0 MB). Peak memory consumption was 23.4 MB. Max. memory is 7.1 GB. [2019-10-14 02:27:43,237 INFO L168 Benchmark]: Boogie Preprocessor took 37.08 ms. Allocated memory is still 200.8 MB. Free memory was 180.2 MB in the beginning and 177.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-10-14 02:27:43,238 INFO L168 Benchmark]: RCFGBuilder took 502.15 ms. Allocated memory is still 200.8 MB. Free memory was 177.7 MB in the beginning and 154.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 7.1 GB. [2019-10-14 02:27:43,239 INFO L168 Benchmark]: Sifa took 13586.98 ms. Allocated memory was 200.8 MB in the beginning and 576.7 MB in the end (delta: 375.9 MB). Free memory was 154.8 MB in the beginning and 167.8 MB in the end (delta: -13.0 MB). Peak memory consumption was 362.9 MB. Max. memory is 7.1 GB. [2019-10-14 02:27:43,243 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 136.3 MB. Free memory was 119.6 MB in the beginning and 119.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 372.71 ms. Allocated memory was 136.3 MB in the beginning and 200.8 MB in the end (delta: 64.5 MB). Free memory was 101.1 MB in the beginning and 180.2 MB in the end (delta: -79.0 MB). Peak memory consumption was 23.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 37.08 ms. Allocated memory is still 200.8 MB. Free memory was 180.2 MB in the beginning and 177.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 502.15 ms. Allocated memory is still 200.8 MB. Free memory was 177.7 MB in the beginning and 154.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 7.1 GB. * Sifa took 13586.98 ms. Allocated memory was 200.8 MB in the beginning and 576.7 MB in the end (delta: 375.9 MB). Free memory was 154.8 MB in the beginning and 167.8 MB in the end (delta: -13.0 MB). Peak memory consumption was 362.9 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]: 13546, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 123, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 108, TOOLS_POST_TIME[ms]: 111, 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: 111, TOOLS_QUANTIFIERELIM_TIME[ms]: 83, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 17, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 124, FLUID_YES_ANSWERS: 31, DOMAIN_JOIN_APPLICATIONS: 76, DOMAIN_JOIN_TIME[ms]: 5324, DOMAIN_ALPHA_APPLICATIONS: 31, DOMAIN_ALPHA_TIME[ms]: 7694, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 1, DOMAIN_ISSUBSETEQ_TIME[ms]: 3, DOMAIN_ISBOTTOM_APPLICATIONS: 54, DOMAIN_ISBOTTOM_TIME[ms]: 270, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 6845, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 6844, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 1, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 60, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 60, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 49, DAG_COMPRESSION_PROCESSED_NODES: 756, DAG_COMPRESSION_RETAINED_NODES: 177 - UnprovableResult [Line: 105]: 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 3848#(and (<= main_~p1~0 2147483647) (<= 0 main_~lk4~0) (<= main_~p5~0 2147483647) (<= main_~p6~0 2147483647) (<= main_~p3~0 2147483647) (<= main_~lk4~0 1) (<= main_~cond~0 2147483647) (<= 0 main_~lk1~0) (<= 0 (+ main_~p1~0 2147483648)) (<= 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...