/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/eca-rers2012/Problem02_label46.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 10:17:17,061 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 10:17:17,064 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 10:17:17,085 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 10:17:17,085 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 10:17:17,087 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 10:17:17,089 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 10:17:17,101 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 10:17:17,103 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 10:17:17,104 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 10:17:17,106 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 10:17:17,108 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 10:17:17,108 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 10:17:17,112 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 10:17:17,113 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 10:17:17,115 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 10:17:17,116 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 10:17:17,119 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 10:17:17,120 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 10:17:17,125 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 10:17:17,129 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 10:17:17,130 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 10:17:17,130 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 10:17:17,132 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 10:17:17,135 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-24 10:17:17,140 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 10:17:17,142 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 10:17:17,142 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 10:17:17,143 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 10:17:17,145 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 10:17:17,145 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 10:17:17,146 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 10:17:17,146 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 10:17:17,146 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 10:17:17,150 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 10:17:17,152 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 10:17:17,152 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 10:17:17,177 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 10:17:17,177 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 10:17:17,178 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 10:17:17,179 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 10:17:17,179 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 10:17:17,179 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 10:17:17,179 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 10:17:17,179 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 10:17:17,180 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 10:17:17,180 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 10:17:17,181 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 10:17:17,181 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 10:17:17,181 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 10:17:17,182 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 10:17:17,182 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 10:17:17,183 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 10:17:17,183 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 10:17:17,184 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 10:17:17,184 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 10:17:17,184 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 10:17:17,184 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 10:17:17,184 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 10:17:17,185 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 10:17:17,185 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 10:17:17,185 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 10:17:17,185 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 10:17:17,185 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 10:17:17,185 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 10:17:17,187 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 10:17:17,187 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 10:17:17,187 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 10:17:17,187 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 10:17:17,187 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 10:17:17,188 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 10:17:17,188 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 10:17:17,188 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 10:17:17,189 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 10:17:17,189 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 10:17:17,449 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 10:17:17,462 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 10:17:17,466 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 10:17:17,467 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 10:17:17,468 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 10:17:17,468 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label46.c [2019-11-24 10:17:17,525 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/08125e78d/6e956b480fdf4caf8b085ddabdd1b024/FLAGb953763d9 [2019-11-24 10:17:18,042 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 10:17:18,043 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label46.c [2019-11-24 10:17:18,054 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/08125e78d/6e956b480fdf4caf8b085ddabdd1b024/FLAGb953763d9 [2019-11-24 10:17:18,353 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/08125e78d/6e956b480fdf4caf8b085ddabdd1b024 [2019-11-24 10:17:18,361 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 10:17:18,363 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 10:17:18,365 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 10:17:18,365 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 10:17:18,369 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 10:17:18,370 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:17:18" (1/1) ... [2019-11-24 10:17:18,374 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@955ce5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:18, skipping insertion in model container [2019-11-24 10:17:18,374 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:17:18" (1/1) ... [2019-11-24 10:17:18,382 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 10:17:18,441 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 10:17:18,910 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 10:17:18,915 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 10:17:19,067 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 10:17:19,086 INFO L208 MainTranslator]: Completed translation [2019-11-24 10:17:19,087 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:19 WrapperNode [2019-11-24 10:17:19,087 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 10:17:19,088 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 10:17:19,088 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 10:17:19,088 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 10:17:19,094 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:19" (1/1) ... [2019-11-24 10:17:19,110 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:19" (1/1) ... [2019-11-24 10:17:19,179 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 10:17:19,180 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 10:17:19,180 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 10:17:19,180 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 10:17:19,193 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:19" (1/1) ... [2019-11-24 10:17:19,193 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:19" (1/1) ... [2019-11-24 10:17:19,198 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:19" (1/1) ... [2019-11-24 10:17:19,198 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:19" (1/1) ... [2019-11-24 10:17:19,217 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:19" (1/1) ... [2019-11-24 10:17:19,229 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:19" (1/1) ... [2019-11-24 10:17:19,235 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:19" (1/1) ... [2019-11-24 10:17:19,243 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 10:17:19,244 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 10:17:19,244 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 10:17:19,244 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 10:17:19,245 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:19" (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 10:17:19,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 10:17:19,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 10:17:21,277 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 10:17:21,277 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-24 10:17:21,278 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:17:21 BoogieIcfgContainer [2019-11-24 10:17:21,279 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 10:17:21,279 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 10:17:21,279 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 10:17:21,280 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 10:17:21,281 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:17:21" (1/1) ... [2019-11-24 10:17:21,281 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 10:17:21,307 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-24 10:17:21,307 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 10:17:21,323 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 10:17:21,336 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 10:17:21,338 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 10:17:38,218 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-11-24 10:17:38,384 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-11-24 10:17:38,860 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-11-24 10:17:39,165 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-11-24 10:17:39,266 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-11-24 10:17:39,371 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-11-24 10:17:39,485 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-11-24 10:17:39,590 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-11-24 10:17:39,696 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-11-24 10:17:39,817 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-11-24 10:17:39,923 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-11-24 10:17:40,029 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-11-24 10:17:40,157 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-11-24 10:17:40,266 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-11-24 10:17:40,376 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-11-24 10:17:40,491 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2019-11-24 10:17:40,606 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2019-11-24 10:17:40,728 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2019-11-24 10:17:40,859 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 145 [2019-11-24 10:17:40,988 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 145 [2019-11-24 10:17:41,108 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-11-24 10:17:41,233 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 144 [2019-11-24 10:17:41,355 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 144 [2019-11-24 10:17:41,475 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-11-24 10:17:41,621 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-11-24 10:17:41,748 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-11-24 10:17:41,867 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-11-24 10:17:42,000 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 145 [2019-11-24 10:17:42,125 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 145 [2019-11-24 10:17:42,248 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-11-24 10:17:42,380 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 145 [2019-11-24 10:17:42,512 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 145 [2019-11-24 10:17:42,638 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-11-24 10:17:42,768 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 146 [2019-11-24 10:17:42,897 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 146 [2019-11-24 10:17:43,026 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-11-24 10:17:43,163 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2019-11-24 10:17:43,298 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2019-11-24 10:17:43,433 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2019-11-24 10:17:47,460 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 32 [2019-11-24 10:17:47,583 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 32 [2019-11-24 10:17:47,723 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 32 [2019-11-24 10:17:47,861 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 30 [2019-11-24 10:17:47,892 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 30 [2019-11-24 10:17:53,271 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-11-24 10:17:53,390 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-11-24 10:17:53,512 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-11-24 10:18:00,131 WARN L192 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-11-24 10:18:00,359 WARN L192 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-11-24 10:18:00,534 WARN L192 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-11-24 10:18:00,636 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-11-24 10:18:01,114 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-11-24 10:18:01,522 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-11-24 10:18:01,630 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-11-24 10:18:01,734 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-11-24 10:18:01,839 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-11-24 10:18:01,943 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-11-24 10:18:02,046 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-11-24 10:18:02,163 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2019-11-24 10:18:02,275 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2019-11-24 10:18:02,394 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2019-11-24 10:18:02,516 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-11-24 10:18:02,629 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-11-24 10:18:02,743 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-11-24 10:18:02,870 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 146 [2019-11-24 10:18:02,989 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 146 [2019-11-24 10:18:03,106 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-11-24 10:18:03,239 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 145 [2019-11-24 10:18:03,366 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 145 [2019-11-24 10:18:03,484 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-11-24 10:18:03,608 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-11-24 10:18:03,725 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-11-24 10:18:03,842 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-11-24 10:18:03,965 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 146 [2019-11-24 10:18:04,087 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 146 [2019-11-24 10:18:04,208 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-11-24 10:18:04,340 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 146 [2019-11-24 10:18:04,468 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 146 [2019-11-24 10:18:04,589 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-11-24 10:18:04,717 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 147 [2019-11-24 10:18:04,846 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 147 [2019-11-24 10:18:04,973 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2019-11-24 10:18:05,105 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2019-11-24 10:18:05,236 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2019-11-24 10:18:05,367 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2019-11-24 10:18:09,261 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 32 [2019-11-24 10:18:09,382 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 32 [2019-11-24 10:18:09,502 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 32 [2019-11-24 10:18:09,654 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 30 [2019-11-24 10:18:09,789 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 11364 conjuctions. This might take some time... [2019-11-24 10:18:10,112 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 30 [2019-11-24 10:18:10,231 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 11364 conjuctions. This might take some time... [2019-11-24 10:18:23,223 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-11-24 10:18:23,533 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-11-24 10:18:23,637 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-11-24 10:18:23,744 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-11-24 10:18:23,849 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-11-24 10:18:23,953 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-11-24 10:18:24,056 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-11-24 10:18:24,174 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2019-11-24 10:18:24,286 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2019-11-24 10:18:24,395 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2019-11-24 10:18:24,509 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-11-24 10:18:24,622 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-11-24 10:18:24,736 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-11-24 10:18:24,863 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 146 [2019-11-24 10:18:24,987 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 146 [2019-11-24 10:18:25,105 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-11-24 10:18:25,226 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 145 [2019-11-24 10:18:25,347 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 145 [2019-11-24 10:18:25,464 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-11-24 10:18:25,588 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-11-24 10:18:25,705 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-11-24 10:18:25,822 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-11-24 10:18:25,945 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 146 [2019-11-24 10:18:26,068 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 146 [2019-11-24 10:18:26,194 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-11-24 10:18:26,328 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 146 [2019-11-24 10:18:26,455 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 146 [2019-11-24 10:18:26,578 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-11-24 10:18:26,708 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 147 [2019-11-24 10:18:26,836 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 147 [2019-11-24 10:18:26,963 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2019-11-24 10:18:27,099 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2019-11-24 10:18:27,231 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2019-11-24 10:18:27,363 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2019-11-24 10:18:31,174 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 32 [2019-11-24 10:18:31,269 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 32 [2019-11-24 10:18:31,373 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 32 [2019-11-24 10:18:31,486 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 30 [2019-11-24 10:18:31,605 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 11364 conjuctions. This might take some time... [2019-11-24 10:18:31,926 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 30 [2019-11-24 10:18:32,044 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 11364 conjuctions. This might take some time... [2019-11-24 10:18:44,903 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-11-24 10:18:45,216 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-11-24 10:18:45,321 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-11-24 10:18:45,427 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-11-24 10:18:45,533 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-11-24 10:18:45,639 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-11-24 10:18:45,744 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-11-24 10:18:45,874 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2019-11-24 10:18:45,985 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2019-11-24 10:18:46,095 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2019-11-24 10:18:46,210 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-11-24 10:18:46,325 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-11-24 10:18:46,440 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-11-24 10:18:46,568 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 146 [2019-11-24 10:18:46,688 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 146 [2019-11-24 10:18:46,809 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-11-24 10:18:46,931 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 145 [2019-11-24 10:18:47,055 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 145 [2019-11-24 10:18:47,174 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-11-24 10:18:47,302 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-11-24 10:18:47,420 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-11-24 10:18:47,539 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-11-24 10:18:47,664 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 146 [2019-11-24 10:18:47,790 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 146 [2019-11-24 10:18:47,913 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-11-24 10:18:48,047 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 146 [2019-11-24 10:18:48,176 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 146 [2019-11-24 10:18:48,300 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-11-24 10:18:48,430 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 147 [2019-11-24 10:18:48,568 WARN L192 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 147 [2019-11-24 10:18:48,703 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2019-11-24 10:18:48,838 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2019-11-24 10:18:48,972 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2019-11-24 10:18:49,106 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2019-11-24 10:18:52,929 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 33 [2019-11-24 10:18:53,047 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 33 [2019-11-24 10:18:53,176 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-24 10:18:53,194 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-24 10:18:53,194 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-24 10:18:53,197 INFO L168 Benchmark]: Toolchain (without parser) took 94833.19 ms. Allocated memory was 139.5 MB in the beginning and 1.0 GB in the end (delta: 890.2 MB). Free memory was 102.3 MB in the beginning and 296.1 MB in the end (delta: -193.8 MB). Peak memory consumption was 696.4 MB. Max. memory is 7.1 GB. [2019-11-24 10:18:53,198 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 139.5 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-11-24 10:18:53,198 INFO L168 Benchmark]: CACSL2BoogieTranslator took 722.63 ms. Allocated memory was 139.5 MB in the beginning and 206.0 MB in the end (delta: 66.6 MB). Free memory was 102.1 MB in the beginning and 172.8 MB in the end (delta: -70.7 MB). Peak memory consumption was 35.3 MB. Max. memory is 7.1 GB. [2019-11-24 10:18:53,201 INFO L168 Benchmark]: Boogie Procedure Inliner took 91.74 ms. Allocated memory is still 206.0 MB. Free memory was 172.8 MB in the beginning and 167.3 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. [2019-11-24 10:18:53,202 INFO L168 Benchmark]: Boogie Preprocessor took 63.80 ms. Allocated memory is still 206.0 MB. Free memory was 167.3 MB in the beginning and 162.5 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-11-24 10:18:53,203 INFO L168 Benchmark]: RCFGBuilder took 2035.02 ms. Allocated memory was 206.0 MB in the beginning and 248.0 MB in the end (delta: 41.9 MB). Free memory was 162.5 MB in the beginning and 186.1 MB in the end (delta: -23.6 MB). Peak memory consumption was 111.7 MB. Max. memory is 7.1 GB. [2019-11-24 10:18:53,203 INFO L168 Benchmark]: Sifa took 91915.26 ms. Allocated memory was 248.0 MB in the beginning and 1.0 GB in the end (delta: 781.7 MB). Free memory was 186.1 MB in the beginning and 296.1 MB in the end (delta: -110.0 MB). Peak memory consumption was 671.7 MB. Max. memory is 7.1 GB. [2019-11-24 10:18:53,208 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 139.5 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 722.63 ms. Allocated memory was 139.5 MB in the beginning and 206.0 MB in the end (delta: 66.6 MB). Free memory was 102.1 MB in the beginning and 172.8 MB in the end (delta: -70.7 MB). Peak memory consumption was 35.3 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 91.74 ms. Allocated memory is still 206.0 MB. Free memory was 172.8 MB in the beginning and 167.3 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 63.80 ms. Allocated memory is still 206.0 MB. Free memory was 167.3 MB in the beginning and 162.5 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2035.02 ms. Allocated memory was 206.0 MB in the beginning and 248.0 MB in the end (delta: 41.9 MB). Free memory was 162.5 MB in the beginning and 186.1 MB in the end (delta: -23.6 MB). Peak memory consumption was 111.7 MB. Max. memory is 7.1 GB. * Sifa took 91915.26 ms. Allocated memory was 248.0 MB in the beginning and 1.0 GB in the end (delta: 781.7 MB). Free memory was 186.1 MB in the beginning and 296.1 MB in the end (delta: -110.0 MB). Peak memory consumption was 671.7 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]: 91870, ICFG_INTERPRETER_ENTERED_PROCEDURES: 1, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 544, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 1707, TOOLS_POST_TIME[ms]: 1137, 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: 1706, TOOLS_QUANTIFIERELIM_TIME[ms]: 870, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 23, FLUID_QUERY_TIME[ms]: 51, FLUID_QUERIES: 1847, FLUID_YES_ANSWERS: 780, DOMAIN_JOIN_APPLICATIONS: 544, DOMAIN_JOIN_TIME[ms]: 76995, DOMAIN_ALPHA_APPLICATIONS: 780, DOMAIN_ALPHA_TIME[ms]: 11833, DOMAIN_WIDEN_APPLICATIONS: 10, DOMAIN_WIDEN_TIME[ms]: 443, DOMAIN_ISSUBSETEQ_APPLICATIONS: 44, DOMAIN_ISSUBSETEQ_TIME[ms]: 110, DOMAIN_ISBOTTOM_APPLICATIONS: 544, DOMAIN_ISBOTTOM_TIME[ms]: 874, LOOP_SUMMARIZER_APPLICATIONS: 34, LOOP_SUMMARIZER_CACHE_MISSES: 34, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 88980, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 88977, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 44, 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]: 4, PATH_EXPR_TIME[ms]: 16, REGEX_TO_DAG_TIME[ms]: 10, DAG_COMPRESSION_TIME[ms]: 218, DAG_COMPRESSION_PROCESSED_NODES: 3577, DAG_COMPRESSION_RETAINED_NODES: 567 - UnprovableResult [Line: 508]: 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 20368#(and (<= 21 ~u~0) (<= ~x~0 24) (<= 6 ~f~0) (<= 1 ~a~0) (= ~a21~0 1) (<= 23 ~w~0) (<= 3 ~c~0) (<= ~c~0 3) (<= ~z~0 26) (<= 7 ~a28~0) (<= ~a28~0 11) (<= 0 ~a25~0) (<= ~a19~0 1) (= ~a19~0 1) (<= ULTIMATE.start_main_~input~0 6) (<= ULTIMATE.start_calculate_output_~input 6) (= ~a11~0 1) (<= ~a17~0 8) (<= ~w~0 23) (<= 7 ~a17~0) (<= 0 (+ ULTIMATE.start_main_~output~0 2)) (<= 5 ~e~0) (<= ~a~0 1) (<= 1 |ULTIMATE.start_calculate_output_#in~input|) (<= 1 ULTIMATE.start_calculate_output_~input) (= ~a28~0 10) (<= 1 ~a21~0) (<= ~d~0 4) (not (= ~a25~0 1)) (<= |ULTIMATE.start_calculate_output_#in~input| 6) (<= 25 ~y~0) (<= ~y~0 25) (<= 22 ~v~0) (<= ~a21~0 1) (<= 0 ~a11~0) (<= ~a25~0 1) (<= ~f~0 6) (<= 0 ~a19~0) (<= ~a11~0 1) (<= 4 ~d~0) (<= ~v~0 22) (<= ~u~0 21) (<= 26 ~z~0) (= ~a17~0 8) (<= ULTIMATE.start_main_~output~0 26) (<= 24 ~x~0) (<= ~e~0 5) (<= 1 ULTIMATE.start_main_~input~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...