/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product21.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 18:15:09,211 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 18:15:09,213 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 18:15:09,232 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 18:15:09,233 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 18:15:09,235 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 18:15:09,237 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 18:15:09,249 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 18:15:09,251 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 18:15:09,254 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 18:15:09,256 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 18:15:09,257 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 18:15:09,257 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 18:15:09,261 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 18:15:09,262 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 18:15:09,265 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 18:15:09,266 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 18:15:09,269 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 18:15:09,271 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 18:15:09,276 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 18:15:09,281 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 18:15:09,281 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 18:15:09,283 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 18:15:09,284 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 18:15:09,286 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 18:15:09,286 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 18:15:09,287 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 18:15:09,288 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 18:15:09,290 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 18:15:09,291 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 18:15:09,291 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 18:15:09,292 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 18:15:09,292 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 18:15:09,293 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 18:15:09,295 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 18:15:09,295 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 18:15:09,296 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 18:15:09,296 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 18:15:09,296 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 18:15:09,297 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 18:15:09,297 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 18:15:09,298 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-24 18:15:09,313 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 18:15:09,314 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 18:15:09,315 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 18:15:09,315 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 18:15:09,315 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 18:15:09,315 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 18:15:09,315 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 18:15:09,316 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 18:15:09,316 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 18:15:09,316 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 18:15:09,316 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 18:15:09,316 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 18:15:09,316 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 18:15:09,317 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 18:15:09,317 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 18:15:09,317 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 18:15:09,318 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 18:15:09,318 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 18:15:09,318 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 18:15:09,318 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 18:15:09,318 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 18:15:09,319 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 18:15:09,319 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 18:15:09,319 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 18:15:09,319 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 18:15:09,319 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 18:15:09,320 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 18:15:09,320 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 18:15:09,320 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 18:15:09,320 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 18:15:09,321 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 18:15:09,321 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 18:15:09,321 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 18:15:09,321 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 18:15:09,321 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 18:15:09,322 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 18:15:09,322 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 18:15:09,322 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 18:15:09,571 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 18:15:09,584 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 18:15:09,588 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 18:15:09,589 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 18:15:09,590 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 18:15:09,591 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product21.cil.c [2019-11-24 18:15:09,669 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a171d201c/481318b1afde4d238c2e3b99ded31a3f/FLAGd321d9917 [2019-11-24 18:15:10,124 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 18:15:10,125 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product21.cil.c [2019-11-24 18:15:10,144 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a171d201c/481318b1afde4d238c2e3b99ded31a3f/FLAGd321d9917 [2019-11-24 18:15:10,494 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a171d201c/481318b1afde4d238c2e3b99ded31a3f [2019-11-24 18:15:10,503 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 18:15:10,505 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 18:15:10,506 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 18:15:10,506 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 18:15:10,509 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 18:15:10,510 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:15:10" (1/1) ... [2019-11-24 18:15:10,513 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cfca6dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:15:10, skipping insertion in model container [2019-11-24 18:15:10,514 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:15:10" (1/1) ... [2019-11-24 18:15:10,520 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 18:15:10,577 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 18:15:10,989 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 18:15:11,002 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 18:15:11,101 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 18:15:11,148 INFO L208 MainTranslator]: Completed translation [2019-11-24 18:15:11,149 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:15:11 WrapperNode [2019-11-24 18:15:11,149 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 18:15:11,149 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 18:15:11,150 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 18:15:11,150 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 18:15:11,159 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:15:11" (1/1) ... [2019-11-24 18:15:11,195 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:15:11" (1/1) ... [2019-11-24 18:15:11,283 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 18:15:11,287 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 18:15:11,287 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 18:15:11,287 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 18:15:11,300 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:15:11" (1/1) ... [2019-11-24 18:15:11,301 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:15:11" (1/1) ... [2019-11-24 18:15:11,320 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:15:11" (1/1) ... [2019-11-24 18:15:11,321 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:15:11" (1/1) ... [2019-11-24 18:15:11,348 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:15:11" (1/1) ... [2019-11-24 18:15:11,366 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:15:11" (1/1) ... [2019-11-24 18:15:11,372 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:15:11" (1/1) ... [2019-11-24 18:15:11,383 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 18:15:11,384 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 18:15:11,387 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 18:15:11,387 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 18:15:11,388 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:15:11" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 18:15:11,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-24 18:15:11,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-24 18:15:11,450 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 18:15:11,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 18:15:13,433 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 18:15:13,433 INFO L284 CfgBuilder]: Removed 170 assume(true) statements. [2019-11-24 18:15:13,435 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:15:13 BoogieIcfgContainer [2019-11-24 18:15:13,435 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 18:15:13,435 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 18:15:13,435 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 18:15:13,436 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 18:15:13,437 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:15:13" (1/1) ... [2019-11-24 18:15:13,438 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 [2019-11-24 18:15:13,463 INFO L159 IcfgInterpreter]: Started Sifa with 3 locations of interest [2019-11-24 18:15:13,463 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 18:15:13,471 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 18:15:13,478 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 18:15:13,479 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 18:15:24,219 WARN L192 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 478 [2019-11-24 18:15:25,859 WARN L192 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-11-24 18:15:26,042 WARN L192 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 486 [2019-11-24 18:15:26,730 WARN L192 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 646 DAG size of output: 551 [2019-11-24 18:15:27,228 WARN L192 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 646 DAG size of output: 551 [2019-11-24 18:15:27,671 WARN L192 SmtUtils]: Spent 438.00 ms on a formula simplification that was a NOOP. DAG size: 551 [2019-11-24 18:15:28,111 WARN L192 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-11-24 18:15:28,693 WARN L192 SmtUtils]: Spent 501.00 ms on a formula simplification that was a NOOP. DAG size: 655 [2019-11-24 18:15:29,824 WARN L192 SmtUtils]: Spent 884.00 ms on a formula simplification. DAG size of input: 840 DAG size of output: 694 [2019-11-24 18:15:30,601 WARN L192 SmtUtils]: Spent 769.00 ms on a formula simplification. DAG size of input: 840 DAG size of output: 694 [2019-11-24 18:15:31,339 WARN L192 SmtUtils]: Spent 733.00 ms on a formula simplification. DAG size of input: 694 DAG size of output: 690 [2019-11-24 18:15:32,501 WARN L192 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 698 [2019-11-24 18:15:35,090 WARN L192 SmtUtils]: Spent 2.16 s on a formula simplification. DAG size of input: 701 DAG size of output: 701 [2019-11-24 18:15:45,938 WARN L192 SmtUtils]: Spent 8.91 s on a formula simplification. DAG size of input: 1173 DAG size of output: 868 [2019-11-24 18:15:54,661 WARN L192 SmtUtils]: Spent 8.71 s on a formula simplification. DAG size of input: 1173 DAG size of output: 868 [2019-11-24 18:16:00,408 WARN L192 SmtUtils]: Spent 5.73 s on a formula simplification. DAG size of input: 847 DAG size of output: 833 [2019-11-24 18:16:05,801 WARN L192 SmtUtils]: Spent 3.88 s on a formula simplification. DAG size of input: 1030 DAG size of output: 778 [2019-11-24 18:16:09,807 WARN L192 SmtUtils]: Spent 3.99 s on a formula simplification. DAG size of input: 1030 DAG size of output: 778 [2019-11-24 18:16:12,529 WARN L192 SmtUtils]: Spent 2.72 s on a formula simplification. DAG size of input: 766 DAG size of output: 764 [2019-11-24 18:16:18,233 WARN L192 SmtUtils]: Spent 5.69 s on a formula simplification. DAG size of input: 1121 DAG size of output: 855 [2019-11-24 18:16:23,865 WARN L192 SmtUtils]: Spent 5.62 s on a formula simplification. DAG size of input: 1121 DAG size of output: 855 [2019-11-24 18:16:28,388 WARN L192 SmtUtils]: Spent 4.51 s on a formula simplification. DAG size of input: 843 DAG size of output: 835 [2019-11-24 18:16:28,672 WARN L192 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 702 DAG size of output: 598 [2019-11-24 18:16:28,935 WARN L192 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 702 DAG size of output: 598 [2019-11-24 18:16:29,071 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 596 [2019-11-24 18:16:29,086 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-24 18:16:29,099 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-11-24 18:16:29,100 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-24 18:16:29,102 INFO L168 Benchmark]: Toolchain (without parser) took 78596.92 ms. Allocated memory was 140.0 MB in the beginning and 2.6 GB in the end (delta: 2.4 GB). Free memory was 102.1 MB in the beginning and 1.9 GB in the end (delta: -1.8 GB). Peak memory consumption was 597.3 MB. Max. memory is 7.1 GB. [2019-11-24 18:16:29,104 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 140.0 MB. Free memory was 121.9 MB in the beginning and 121.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-24 18:16:29,105 INFO L168 Benchmark]: CACSL2BoogieTranslator took 643.59 ms. Allocated memory was 140.0 MB in the beginning and 203.9 MB in the end (delta: 64.0 MB). Free memory was 101.9 MB in the beginning and 171.8 MB in the end (delta: -69.9 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. [2019-11-24 18:16:29,111 INFO L168 Benchmark]: Boogie Procedure Inliner took 134.06 ms. Allocated memory is still 203.9 MB. Free memory was 171.8 MB in the beginning and 167.9 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-11-24 18:16:29,112 INFO L168 Benchmark]: Boogie Preprocessor took 96.30 ms. Allocated memory is still 203.9 MB. Free memory was 167.9 MB in the beginning and 164.7 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. [2019-11-24 18:16:29,114 INFO L168 Benchmark]: RCFGBuilder took 2051.41 ms. Allocated memory was 203.9 MB in the beginning and 246.4 MB in the end (delta: 42.5 MB). Free memory was 164.7 MB in the beginning and 199.0 MB in the end (delta: -34.3 MB). Peak memory consumption was 111.9 MB. Max. memory is 7.1 GB. [2019-11-24 18:16:29,121 INFO L168 Benchmark]: Sifa took 75664.56 ms. Allocated memory was 246.4 MB in the beginning and 2.6 GB in the end (delta: 2.3 GB). Free memory was 199.0 MB in the beginning and 1.9 GB in the end (delta: -1.7 GB). Peak memory consumption was 587.8 MB. Max. memory is 7.1 GB. [2019-11-24 18:16:29,131 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 140.0 MB. Free memory was 121.9 MB in the beginning and 121.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 643.59 ms. Allocated memory was 140.0 MB in the beginning and 203.9 MB in the end (delta: 64.0 MB). Free memory was 101.9 MB in the beginning and 171.8 MB in the end (delta: -69.9 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 134.06 ms. Allocated memory is still 203.9 MB. Free memory was 171.8 MB in the beginning and 167.9 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 96.30 ms. Allocated memory is still 203.9 MB. Free memory was 167.9 MB in the beginning and 164.7 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2051.41 ms. Allocated memory was 203.9 MB in the beginning and 246.4 MB in the end (delta: 42.5 MB). Free memory was 164.7 MB in the beginning and 199.0 MB in the end (delta: -34.3 MB). Peak memory consumption was 111.9 MB. Max. memory is 7.1 GB. * Sifa took 75664.56 ms. Allocated memory was 246.4 MB in the beginning and 2.6 GB in the end (delta: 2.3 GB). Free memory was 199.0 MB in the beginning and 1.9 GB in the end (delta: -1.7 GB). Peak memory consumption was 587.8 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]: 75624, ICFG_INTERPRETER_ENTERED_PROCEDURES: 1, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 15, DAG_INTERPRETER_EARLY_EXITS: 5, TOOLS_POST_APPLICATIONS: 29, TOOLS_POST_TIME[ms]: 15629, TOOLS_POST_CALL_APPLICATIONS: 0, TOOLS_POST_CALL_TIME[ms]: 0, TOOLS_POST_RETURN_APPLICATIONS: 0, TOOLS_POST_RETURN_TIME[ms]: 0, TOOLS_QUANTIFIERELIM_APPLICATIONS: 29, TOOLS_QUANTIFIERELIM_TIME[ms]: 15555, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12520, FLUID_QUERY_TIME[ms]: 7, FLUID_QUERIES: 36, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 6, DOMAIN_JOIN_TIME[ms]: 54446, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 4670, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 141, DOMAIN_ISBOTTOM_APPLICATIONS: 15, DOMAIN_ISBOTTOM_TIME[ms]: 666, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 34376, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 34375, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 0, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 3, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 18, DAG_COMPRESSION_PROCESSED_NODES: 192, DAG_COMPRESSION_RETAINED_NODES: 57 - PositiveResult [Line: 202]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 202]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 202]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold RESULT: Ultimate proved your program to be correct! Received shutdown request...